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-rw-r--r--libre/cups-libre/PKGBUILD32
-rw-r--r--libre/cups-libre/cups1
-rw-r--r--libre/cups-libre/cups-avahi-1-config.patch42
-rw-r--r--libre/cups-libre/cups-avahi-2-backend.patch1117
-rw-r--r--libre/cups-libre/cups-avahi-3-timeouts.patch381
-rw-r--r--libre/cups-libre/cups-avahi-4-poll.patch529
-rw-r--r--libre/cups-libre/cups-avahi-5-services.patch1191
-rw-r--r--libre/cups-libre/cups-avahi.patch3157
-rw-r--r--libre/cups-libre/cups-no-export-ssllibs.patch1
-rw-r--r--libre/cups-libre/cups-no-gcrypt.patch1
-rw-r--r--libre/cups-libre/cups.install1
-rw-r--r--libre/cups-libre/cups.logrotate1
-rw-r--r--libre/cups-libre/cups.pam1
13 files changed, 3282 insertions, 3173 deletions
diff --git a/libre/cups-libre/PKGBUILD b/libre/cups-libre/PKGBUILD
index d9531974c..f50b04848 100644
--- a/libre/cups-libre/PKGBUILD
+++ b/libre/cups-libre/PKGBUILD
@@ -1,23 +1,31 @@
-# $Id: PKGBUILD 135897 2011-08-20 06:24:46Z andyrtr $
+# $Id: PKGBUILD 149429 2012-02-07 16:59:12Z andyrtr $
# Maintainer: Andreas Radke <andyrtr@archlinux.org>
pkgbase="cups"
pkgname=('libcups' 'cups-libre')
-pkgver=1.5.0
+pkgver=1.5.2
pkgrel=1
arch=('i686' 'x86_64' 'mips64el')
license=('GPL')
url="http://www.cups.org/"
-makedepends=('libtiff>=3.9.2-2' 'libpng>=1.4.0' 'acl' 'openslp' 'pam' 'xdg-utils' 'krb5' 'gnutls>=2.8.3' 'poppler>=0.12.3'
+makedepends=('libtiff>=4.0.0' 'libpng>=1.5.7' 'acl' 'openslp' 'pam' 'xdg-utils' 'krb5' 'gnutls>=2.8.3' 'poppler>=0.12.3'
'xinetd' 'gzip' 'autoconf' 'php' 'libusb-compat' 'dbus-core' 'avahi' 'hicolor-icon-theme')
source=(ftp://ftp.easysw.com/pub/cups/${pkgver}/cups-${pkgver}-source.tar.bz2
- cups-avahi.patch
+ cups-avahi-1-config.patch
+ cups-avahi-2-backend.patch
+ cups-avahi-3-timeouts.patch
+ cups-avahi-4-poll.patch
+ cups-avahi-5-services.patch
cups-no-export-ssllibs.patch
cups-no-gcrypt.patch
cups cups.logrotate cups.pam)
#options=('!emptydirs')
-md5sums=('e54ed09ede2340fc3014913333520fe4'
- 'e0843e8d8c345792ac73a185260e69fe'
+md5sums=('9471d2a7c920cfbb17133c32d2e6866f'
+ '8496c48a7ab5918ce546cfb72472def3'
+ '7df4c2e0a69bf072d7b7e96523df9dce'
+ '9a207c5d5189b1c2fc55907b7ed09372'
+ '5da4ba0837f9a685f146797fcfcd455e'
+ 'fe782a8fd4351741120d485d476abe8a'
'9b8467a1e51d360096b70e2c3c081e6c'
'3733c23e77eb503bd94cc368e02830dc'
'9657daa21760bb0b5fa3d8b51d5e01a1'
@@ -28,8 +36,13 @@ md5sums=('e54ed09ede2340fc3014913333520fe4'
build() {
cd ${srcdir}/${pkgbase}-${pkgver}
- # Avahi support in the dnssd backend. patch from Debian based on the Fedora work but brings it in a single file http://patch-tracker.debian.org/package/cups
- patch -Np1 -i ${srcdir}/cups-avahi.patch
+ # http://www.cups.org/str.php?L3066
+ # Avahi support in the dnssd backend. patches from upstream/FC RawHide
+ patch -Np1 -i ${srcdir}/cups-avahi-1-config.patch
+ patch -Np1 -i ${srcdir}/cups-avahi-2-backend.patch
+ patch -Np1 -i ${srcdir}/cups-avahi-3-timeouts.patch
+ patch -Np1 -i ${srcdir}/cups-avahi-4-poll.patch
+ patch -Np1 -i ${srcdir}/cups-avahi-5-services.patch
# Do not export SSL libs in cups-config
patch -Np1 -i "${srcdir}/cups-no-export-ssllibs.patch"
@@ -69,7 +82,7 @@ check() {
package_libcups() {
pkgdesc="The CUPS Printing System - client libraries and headers"
-depends=('gnutls>=2.8.3' 'libtiff>=3.9.2-2' 'libpng>=1.4.0' 'krb5' 'avahi')
+depends=('gnutls>=2.8.3' 'libtiff>=4.0.0' 'libpng>=1.5.7' 'krb5' 'avahi')
cd ${srcdir}/${pkgbase}-${pkgver}
make BUILDROOT=${pkgdir} install-headers install-libs
@@ -144,4 +157,3 @@ optdepends=('php: for included phpcups.so module'
# compress some driver files, adopted from Fedora
find ${pkgdir}/usr/share/cups/model -name "*.ppd" | xargs gzip -n9f
}
-
diff --git a/libre/cups-libre/cups b/libre/cups-libre/cups
index a9d91de76..744c8e663 100644
--- a/libre/cups-libre/cups
+++ b/libre/cups-libre/cups
@@ -66,4 +66,3 @@ case "$1" in
esac
exit 0
-
diff --git a/libre/cups-libre/cups-avahi-1-config.patch b/libre/cups-libre/cups-avahi-1-config.patch
new file mode 100644
index 000000000..663eb39df
--- /dev/null
+++ b/libre/cups-libre/cups-avahi-1-config.patch
@@ -0,0 +1,42 @@
+diff -up cups-1.5.0/config.h.in.avahi-1-config cups-1.5.0/config.h.in
+--- cups-1.5.0/config.h.in.avahi-1-config 2011-06-16 21:12:16.000000000 +0100
++++ cups-1.5.0/config.h.in 2011-08-05 15:04:09.535759988 +0100
+@@ -390,6 +390,13 @@
+
+
+ /*
++ * Do we have Avahi for DNS Service Discovery?
++ */
++
++#undef HAVE_AVAHI
++
++
++/*
+ * Do we have <sys/ioctl.h>?
+ */
+
+diff -up cups-1.5.0/config-scripts/cups-dnssd.m4.avahi-1-config cups-1.5.0/config-scripts/cups-dnssd.m4
+--- cups-1.5.0/config-scripts/cups-dnssd.m4.avahi-1-config 2011-05-12 06:21:56.000000000 +0100
++++ cups-1.5.0/config-scripts/cups-dnssd.m4 2011-08-05 15:04:09.525760307 +0100
+@@ -23,6 +23,21 @@ AC_ARG_WITH(dnssd-includes, [ --with-dn
+ DNSSDLIBS=""
+ DNSSD_BACKEND=""
+
++AC_ARG_ENABLE(avahi, [ --enable-avahi turn on DNS Service Discovery support, default=no],
++ [if test x$enable_avahi = xyes; then
++ AC_MSG_CHECKING(for Avahi)
++ if $PKGCONFIG --exists avahi-client; then
++ AC_MSG_RESULT(yes)
++ CFLAGS="$CFLAGS `$PKGCONFIG --cflags avahi-client`"
++ DNSSDLIBS="`$PKGCONFIG --libs avahi-client`"
++ DNSSD_BACKEND="dnssd"
++ AC_DEFINE(HAVE_AVAHI)
++ enable_dnssd=no
++ else
++ AC_MSG_RESULT(no)
++ fi
++ fi])
++
+ if test x$enable_dnssd != xno; then
+ AC_CHECK_HEADER(dns_sd.h, [
+ case "$uname" in
diff --git a/libre/cups-libre/cups-avahi-2-backend.patch b/libre/cups-libre/cups-avahi-2-backend.patch
new file mode 100644
index 000000000..4c0d4989b
--- /dev/null
+++ b/libre/cups-libre/cups-avahi-2-backend.patch
@@ -0,0 +1,1117 @@
+diff -up cups-1.5.2/backend/dnssd.c.avahi-2-backend cups-1.5.2/backend/dnssd.c
+--- cups-1.5.2/backend/dnssd.c.avahi-2-backend 2012-02-06 11:09:08.318644741 +0100
++++ cups-1.5.2/backend/dnssd.c 2012-02-06 11:09:08.326644641 +0100
+@@ -15,14 +15,21 @@
+ *
+ * Contents:
+ *
++ * next_txt_record() - Get next TXT record from a cups_txt_records_t.
++ * parse_txt_record_pair() - Read key/value pair in cups_txt_records_t.
+ * main() - Browse for printers.
+ * browse_callback() - Browse devices.
+ * browse_local_callback() - Browse local devices.
+ * compare_devices() - Compare two devices.
+ * exec_backend() - Execute the backend that corresponds to the
+ * resolved service name.
++ * device_type() - Get DNS-SD type enumeration from string.
+ * get_device() - Create or update a device.
+ * query_callback() - Process query data.
++ * avahi_client_callback() - Avahi client callback function.
++ * avahi_query_callback() - Avahi query callback function.
++ * avahi_browse_callback() - Avahi browse callback function.
++ * find_device() - Find a device from its name and domain.
+ * sigterm_handler() - Handle termination signals...
+ * unquote() - Unquote a name string.
+ */
+@@ -33,7 +40,18 @@
+
+ #include "backend-private.h"
+ #include <cups/array.h>
+-#include <dns_sd.h>
++#ifdef HAVE_DNSSD
++# include <dns_sd.h>
++#endif /* HAVE_DNSSD */
++#ifdef HAVE_AVAHI
++# include <avahi-client/client.h>
++# include <avahi-client/lookup.h>
++# include <avahi-common/simple-watch.h>
++# include <avahi-common/domain.h>
++# include <avahi-common/error.h>
++# include <avahi-common/malloc.h>
++#define kDNSServiceMaxDomainName AVAHI_DOMAIN_NAME_MAX
++#endif /* HAVE_AVAHI */
+
+
+ /*
+@@ -53,7 +71,12 @@ typedef enum
+
+ typedef struct
+ {
++#ifdef HAVE_DNSSD
+ DNSServiceRef ref; /* Service reference for resolve */
++#endif /* HAVE_DNSSD */
++#ifdef HAVE_AVAHI
++ int resolved; /* Did we resolve the device? */
++#endif /* HAVE_AVAHI */
+ char *name, /* Service name */
+ *domain, /* Domain name */
+ *fullName, /* Full name */
+@@ -65,6 +88,20 @@ typedef struct
+ sent; /* Did we list the device? */
+ } cups_device_t;
+
++typedef struct
++{
++ char key[256];
++ char value[256];
++
++#ifdef HAVE_DNSSD
++ const uint8_t *data;
++ const uint8_t *datanext;
++ const uint8_t *dataend;
++#else /* HAVE_AVAHI */
++ AvahiStringList *txt;
++#endif /* HAVE_DNSSD */
++} cups_txt_records_t;
++
+
+ /*
+ * Local globals...
+@@ -78,6 +115,7 @@ static int job_canceled = 0;
+ * Local functions...
+ */
+
++#ifdef HAVE_DNSSD
+ static void browse_callback(DNSServiceRef sdRef,
+ DNSServiceFlags flags,
+ uint32_t interfaceIndex,
+@@ -93,12 +131,6 @@ static void browse_local_callback(DNSSe
+ const char *regtype,
+ const char *replyDomain,
+ void *context);
+-static int compare_devices(cups_device_t *a, cups_device_t *b);
+-static void exec_backend(char **argv);
+-static cups_device_t *get_device(cups_array_t *devices,
+- const char *serviceName,
+- const char *regtype,
+- const char *replyDomain);
+ static void query_callback(DNSServiceRef sdRef,
+ DNSServiceFlags flags,
+ uint32_t interfaceIndex,
+@@ -107,9 +139,118 @@ static void query_callback(DNSServiceRe
+ uint16_t rrclass, uint16_t rdlen,
+ const void *rdata, uint32_t ttl,
+ void *context);
++#endif /* HAVE_DNSSD */
++#ifdef HAVE_AVAHI
++static void avahi_client_callback (AvahiClient *client,
++ AvahiClientState state,
++ void *context);
++static void avahi_browse_callback (AvahiServiceBrowser *browser,
++ AvahiIfIndex interface,
++ AvahiProtocol protocol,
++ AvahiBrowserEvent event,
++ const char *serviceName,
++ const char *regtype,
++ const char *replyDomain,
++ AvahiLookupResultFlags flags,
++ void *context);
++#endif /* HAVE_AVAHI */
++
++static cups_device_t * find_device (cups_array_t *devices,
++ cups_txt_records_t *txt,
++ cups_device_t *dkey);
++static int compare_devices(cups_device_t *a, cups_device_t *b);
++static void exec_backend(char **argv);
++static cups_device_t *get_device(cups_array_t *devices,
++ const char *serviceName,
++ const char *regtype,
++ const char *replyDomain);
+ static void sigterm_handler(int sig);
+ static void unquote(char *dst, const char *src, size_t dstsize);
+
++#ifdef HAVE_AVAHI
++static AvahiSimplePoll *simple_poll = NULL;
++static int avahi_got_callback;
++#endif /* HAVE_AVAHI */
++
++
++/*
++ * 'next_txt_record()' - Get next TXT record from a cups_txt_records_t.
++ */
++
++static cups_txt_records_t *
++next_txt_record (cups_txt_records_t *txt)
++{
++#ifdef HAVE_DNSSD
++ txt->data = txt->datanext;
++#else /* HAVE_AVAHI */
++ txt->txt = avahi_string_list_get_next (txt->txt);
++ if (txt->txt == NULL)
++ return NULL;
++#endif /* HAVE_DNSSD */
++
++ return txt;
++}
++
++
++/*
++ * 'parse_txt_record_pair()' - Read key/value pair in cups_txt_records_t.
++ */
++
++static int
++parse_txt_record_pair (cups_txt_records_t *txt)
++{
++#ifdef HAVE_DNSSD
++ uint8_t datalen;
++ uint8_t *data = txt->data;
++ char *ptr;
++
++ /*
++ * Read a key/value pair starting with an 8-bit length. Since the
++ * length is 8 bits and the size of the key/value buffers is 256, we
++ * don't need to check for overflow...
++ */
++
++ datalen = *data++;
++ if (!datalen || (data + datalen) >= txt->dataend)
++ return NULL;
++ txt->datanext = data + datalen;
++
++ for (ptr = txt->key; data < txt->datanext && *data != '='; data ++)
++ *ptr++ = *data;
++ *ptr = '\0';
++
++ if (data < txt->datanext && *data == '=')
++ {
++ data++;
++
++ if (data < datanext)
++ memcpy (txt->value, data, txt->datanext - data);
++ value[txt->datanext - data] = '\0';
++ }
++ else
++ return 1;
++#else /* HAVE_AVAHI */
++ char *key, *value;
++ size_t len;
++ avahi_string_list_get_pair (txt->txt, &key, &value, &len);
++ if (len > sizeof (txt->value) - 1)
++ len = sizeof (txt->value) - 1;
++
++ memcpy (txt->value, value, len);
++ txt->value[len] = '\0';
++ len = strlen (key);
++ if (len > sizeof (txt->key) - 1)
++ len = sizeof (txt->key) - 1;
++
++ memcpy (txt->key, key, len);
++ txt->key[len] = '\0';
++ avahi_free (key);
++ avahi_free (value);
++#endif /* HAVE_AVAHI */
++
++ return 0;
++}
++
+
+ /*
+ * 'main()' - Browse for printers.
+@@ -120,6 +261,13 @@ main(int argc, /* I - Number of comm
+ char *argv[]) /* I - Command-line arguments */
+ {
+ const char *name; /* Backend name */
++ cups_array_t *devices; /* Device array */
++ cups_device_t *device; /* Current device */
++ char uriName[1024]; /* Unquoted fullName for URI */
++#ifdef HAVE_DNSSD
++ int fd; /* Main file descriptor */
++ fd_set input; /* Input set for select() */
++ struct timeval timeout; /* Timeout for select() */
+ DNSServiceRef main_ref, /* Main service reference */
+ fax_ipp_ref, /* IPP fax service reference */
+ ipp_ref, /* IPP service reference */
+@@ -133,12 +281,11 @@ main(int argc, /* I - Number of comm
+ pdl_datastream_ref, /* AppSocket service reference */
+ printer_ref, /* LPD service reference */
+ riousbprint_ref; /* Remote IO service reference */
+- int fd; /* Main file descriptor */
+- fd_set input; /* Input set for select() */
+- struct timeval timeout; /* Timeout for select() */
+- cups_array_t *devices; /* Device array */
+- cups_device_t *device; /* Current device */
+- char uriName[1024]; /* Unquoted fullName for URI */
++#endif /* HAVE_DNSSD */
++#ifdef HAVE_AVAHI
++ AvahiClient *client;
++ int error;
++#endif /* HAVE_AVAHI */
+ #if defined(HAVE_SIGACTION) && !defined(HAVE_SIGSET)
+ struct sigaction action; /* Actions for POSIX signals */
+ #endif /* HAVE_SIGACTION && !HAVE_SIGSET */
+@@ -198,6 +345,49 @@ main(int argc, /* I - Number of comm
+ * Browse for different kinds of printers...
+ */
+
++#ifdef HAVE_AVAHI
++ if ((simple_poll = avahi_simple_poll_new ()) == NULL)
++ {
++ perror ("ERROR: Unable to create avahi simple poll object");
++ return (1);
++ }
++
++ client = avahi_client_new (avahi_simple_poll_get (simple_poll),
++ 0, avahi_client_callback, NULL, &error);
++ if (!client)
++ {
++ perror ("DEBUG: Unable to create avahi client");
++ return (0);
++ }
++
++ avahi_service_browser_new (client, AVAHI_IF_UNSPEC,
++ AVAHI_PROTO_UNSPEC,
++ "_fax-ipp._tcp", NULL, 0,
++ avahi_browse_callback, devices);
++ avahi_service_browser_new (client, AVAHI_IF_UNSPEC,
++ AVAHI_PROTO_UNSPEC,
++ "_ipp._tcp", NULL, 0,
++ avahi_browse_callback, devices);
++ avahi_service_browser_new (client, AVAHI_IF_UNSPEC,
++ AVAHI_PROTO_UNSPEC,
++ "_ipp-tls._tcp", NULL, 0,
++ avahi_browse_callback, devices);
++ avahi_service_browser_new (client, AVAHI_IF_UNSPEC,
++ AVAHI_PROTO_UNSPEC,
++ "_pdl-datastream._tcp",
++ NULL, 0,
++ avahi_browse_callback,
++ devices);
++ avahi_service_browser_new (client, AVAHI_IF_UNSPEC,
++ AVAHI_PROTO_UNSPEC,
++ "_printer._tcp", NULL, 0,
++ avahi_browse_callback, devices);
++ avahi_service_browser_new (client, AVAHI_IF_UNSPEC,
++ AVAHI_PROTO_UNSPEC,
++ "_riousbprint._tcp", NULL, 0,
++ avahi_browse_callback, devices);
++#endif /* HAVE_AVAHI */
++#ifdef HAVE_DNSSD
+ if (DNSServiceCreateConnection(&main_ref) != kDNSServiceErr_NoError)
+ {
+ perror("ERROR: Unable to create service connection");
+@@ -258,6 +448,7 @@ main(int argc, /* I - Number of comm
+ riousbprint_ref = main_ref;
+ DNSServiceBrowse(&riousbprint_ref, kDNSServiceFlagsShareConnection, 0,
+ "_riousbprint._tcp", NULL, browse_callback, devices);
++#endif /* HAVE_DNSSD */
+
+ /*
+ * Loop until we are killed...
+@@ -265,6 +456,9 @@ main(int argc, /* I - Number of comm
+
+ while (!job_canceled)
+ {
++ int announce = 0;
++
++#ifdef HAVE_DNSSD
+ FD_ZERO(&input);
+ FD_SET(fd, &input);
+
+@@ -284,11 +478,35 @@ main(int argc, /* I - Number of comm
+ }
+ else
+ {
++ announce = 1;
++ }
++#else /* HAVE_AVAHI */
++ int r;
++ avahi_got_callback = 0;
++ r = avahi_simple_poll_iterate (simple_poll, 1);
++ if (r != 0 && r != EINTR)
++ {
++ /*
++ * We've been told to exit the loop. Perhaps the connection to
++ * avahi failed.
++ */
++
++ break;
++ }
++
++ if (avahi_got_callback)
++ announce = 1;
++#endif /* HAVE_DNSSD */
++
++ if (announce)
++ {
+ /*
+ * Announce any devices we've found...
+ */
+
++#ifdef HAVE_DNSSD
+ DNSServiceErrorType status; /* DNS query status */
++#endif /* HAVE_DNSSD */
+ cups_device_t *best; /* Best matching device */
+ char device_uri[1024]; /* Device URI */
+ int count; /* Number of queries */
+@@ -302,6 +520,7 @@ main(int argc, /* I - Number of comm
+ if (device->sent)
+ sent ++;
+
++#ifdef HAVE_DNSSD
+ if (device->ref)
+ count ++;
+
+@@ -333,14 +552,23 @@ main(int argc, /* I - Number of comm
+ count ++;
+ }
+ }
+- else if (!device->sent)
++ else
++#endif /* HAVE_DNSSD */
++#ifdef HAVE_AVAHI
++ if (!device->resolved)
++ continue;
++ else
++#endif /* HAVE_AVAHI */
++ if (!device->sent)
+ {
++#ifdef HAVE_DNSSD
+ /*
+ * Got the TXT records, now report the device...
+ */
+
+ DNSServiceRefDeallocate(device->ref);
+ device->ref = 0;
++#endif /* HAVE_DNSSD */
+
+ if (!best)
+ best = device;
+@@ -401,6 +629,7 @@ main(int argc, /* I - Number of comm
+ }
+
+
++#ifdef HAVE_DNSSD
+ /*
+ * 'browse_callback()' - Browse devices.
+ */
+@@ -489,6 +718,7 @@ browse_local_callback(
+ device->fullName);
+ device->sent = 1;
+ }
++#endif /* HAVE_DNSSD */
+
+
+ /*
+@@ -569,6 +799,41 @@ exec_backend(char **argv) /* I - Comman
+
+
+ /*
++ * 'device_type()' - Get DNS-SD type enumeration from string.
++ */
++
++static int
++device_type (const char *regtype)
++{
++#ifdef HAVE_AVAHI
++ if (!strcmp(regtype, "_ipp._tcp"))
++ return (CUPS_DEVICE_IPP);
++ else if (!strcmp(regtype, "_ipps._tcp") ||
++ !strcmp(regtype, "_ipp-tls._tcp"))
++ return (CUPS_DEVICE_IPPS);
++ else if (!strcmp(regtype, "_fax-ipp._tcp"))
++ return (CUPS_DEVICE_FAX_IPP);
++ else if (!strcmp(regtype, "_printer._tcp"))
++ return (CUPS_DEVICE_PDL_DATASTREAM);
++#else
++ if (!strcmp(regtype, "_ipp._tcp."))
++ return (CUPS_DEVICE_IPP);
++ else if (!strcmp(regtype, "_ipps._tcp.") ||
++ !strcmp(regtype, "_ipp-tls._tcp."))
++ return (CUPS_DEVICE_IPPS);
++ else if (!strcmp(regtype, "_fax-ipp._tcp."))
++ return (CUPS_DEVICE_FAX_IPP);
++ else if (!strcmp(regtype, "_printer._tcp."))
++ return (CUPS_DEVICE_PRINTER);
++ else if (!strcmp(regtype, "_pdl-datastream._tcp."))
++ return (CUPS_DEVICE_PDL_DATASTREAM);
++#endif /* HAVE_AVAHI */
++
++ return (CUPS_DEVICE_RIOUSBPRINT);
++}
++
++
++/*
+ * 'get_device()' - Create or update a device.
+ */
+
+@@ -589,20 +854,7 @@ get_device(cups_array_t *devices, /* I -
+ */
+
+ key.name = (char *)serviceName;
+-
+- if (!strcmp(regtype, "_ipp._tcp."))
+- key.type = CUPS_DEVICE_IPP;
+- else if (!strcmp(regtype, "_ipps._tcp.") ||
+- !strcmp(regtype, "_ipp-tls._tcp."))
+- key.type = CUPS_DEVICE_IPPS;
+- else if (!strcmp(regtype, "_fax-ipp._tcp."))
+- key.type = CUPS_DEVICE_FAX_IPP;
+- else if (!strcmp(regtype, "_printer._tcp."))
+- key.type = CUPS_DEVICE_PRINTER;
+- else if (!strcmp(regtype, "_pdl-datastream._tcp."))
+- key.type = CUPS_DEVICE_PDL_DATASTREAM;
+- else
+- key.type = CUPS_DEVICE_RIOUSBPRINT;
++ key.type = device_type (regtype);
+
+ for (device = cupsArrayFind(devices, &key);
+ device;
+@@ -622,8 +874,14 @@ get_device(cups_array_t *devices, /* I -
+ free(device->domain);
+ device->domain = strdup(replyDomain);
+
++#ifdef HAVE_DNSSD
+ DNSServiceConstructFullName(fullName, device->name, regtype,
+ replyDomain);
++#else /* HAVE_AVAHI */
++ avahi_service_name_join (fullName, kDNSServiceMaxDomainName,
++ serviceName, regtype, replyDomain);
++#endif /* HAVE_DNSSD */
++
+ free(device->fullName);
+ device->fullName = strdup(fullName);
+ }
+@@ -643,6 +901,9 @@ get_device(cups_array_t *devices, /* I -
+ device->domain = strdup(replyDomain);
+ device->type = key.type;
+ device->priority = 50;
++#ifdef HAVE_AVAHI
++ device->resolved = 0;
++#endif /* HAVE_AVAHI */
+
+ cupsArrayAdd(devices, device);
+
+@@ -650,13 +911,20 @@ get_device(cups_array_t *devices, /* I -
+ * Set the "full name" of this service, which is used for queries...
+ */
+
++#ifdef HAVE_DNSSD
+ DNSServiceConstructFullName(fullName, serviceName, regtype, replyDomain);
++#else /* HAVE_AVAHI */
++ avahi_service_name_join (fullName, kDNSServiceMaxDomainName,
++ serviceName, regtype, replyDomain);
++#endif /* HAVE_DNSSD */
++
+ device->fullName = strdup(fullName);
+
+ return (device);
+ }
+
+
++#ifdef HAVE_DNSSD
+ /*
+ * 'query_callback()' - Process query data.
+ */
+@@ -680,7 +948,7 @@ query_callback(
+ *ptr; /* Pointer into string */
+ cups_device_t dkey, /* Search key */
+ *device; /* Device */
+-
++ cups_txt_records_t txt;
+
+ fprintf(stderr, "DEBUG2: query_callback(sdRef=%p, flags=%x, "
+ "interfaceIndex=%d, errorCode=%d, fullName=\"%s\", "
+@@ -714,94 +982,233 @@ query_callback(
+ if ((ptr = strstr(name, "._")) != NULL)
+ *ptr = '\0';
+
+- if (strstr(fullName, "_ipp._tcp."))
+- dkey.type = CUPS_DEVICE_IPP;
+- else if (strstr(fullName, "_ipps._tcp.") ||
+- strstr(fullName, "_ipp-tls._tcp."))
+- dkey.type = CUPS_DEVICE_IPPS;
+- else if (strstr(fullName, "_fax-ipp._tcp."))
+- dkey.type = CUPS_DEVICE_FAX_IPP;
+- else if (strstr(fullName, "_printer._tcp."))
+- dkey.type = CUPS_DEVICE_PRINTER;
+- else if (strstr(fullName, "_pdl-datastream._tcp."))
+- dkey.type = CUPS_DEVICE_PDL_DATASTREAM;
++ dkey.type = device_type (fullName);
++
++ txt.data = rdata;
++ txt.dataend = rdata + rdlen;
++ device = find_device ((cups_array_t *) context, &txt, &dkey);
++ if (!device)
++ fprintf(stderr, "DEBUG: Ignoring TXT record for \"%s\"...\n", fullName);
++}
++#endif /* HAVE_DNSSD */
++
++
++#ifdef HAVE_AVAHI
++/*
++ * 'avahi_client_callback()' - Avahi client callback function.
++ */
++
++static void
++avahi_client_callback(AvahiClient *client,
++ AvahiClientState state,
++ void *context)
++{
++ /*
++ * If the connection drops, quit.
++ */
++
++ if (state == AVAHI_CLIENT_FAILURE)
++ {
++ fprintf (stderr, "ERROR: Avahi connection failed\n");
++ avahi_simple_poll_quit (simple_poll);
++ }
++}
++
++
++/*
++ * 'avahi_query_callback()' - Avahi query callback function.
++ */
++
++static void
++avahi_query_callback(AvahiServiceResolver *resolver,
++ AvahiIfIndex interface,
++ AvahiProtocol protocol,
++ AvahiResolverEvent event,
++ const char *name,
++ const char *type,
++ const char *domain,
++ const char *host_name,
++ const AvahiAddress *address,
++ uint16_t port,
++ AvahiStringList *txt,
++ AvahiLookupResultFlags flags,
++ void *context)
++{
++ AvahiClient *client;
++ cups_device_t key,
++ *device;
++ char uqname[1024],
++ *ptr;
++ cups_txt_records_t txtr;
++
++ client = avahi_service_resolver_get_client (resolver);
++ if (event != AVAHI_RESOLVER_FOUND)
++ {
++ if (event == AVAHI_RESOLVER_FAILURE)
++ {
++ fprintf (stderr, "ERROR: %s\n",
++ avahi_strerror (avahi_client_errno (client)));
++ }
++
++ avahi_service_resolver_free (resolver);
++ return;
++ }
++
++ /*
++ * Set search key for device.
++ */
++
++ key.name = uqname;
++ unquote (uqname, name, sizeof (uqname));
++ if ((ptr = strstr(name, "._")) != NULL)
++ *ptr = '\0';
++
++ key.domain = (char *) domain;
++ key.type = device_type (type);
++
++ /*
++ * Find the device and the the TXT information.
++ */
++
++ txtr.txt = txt;
++ device = find_device ((cups_array_t *) context, &txtr, &key);
++ if (device)
++ {
++ /*
++ * Let the main loop know to announce the device.
++ */
++
++ device->resolved = 1;
++ avahi_got_callback = 1;
++ }
+ else
+- dkey.type = CUPS_DEVICE_RIOUSBPRINT;
++ fprintf (stderr, "DEBUG: Ignoring TXT record for \"%s\"...\n", name);
++
++ avahi_service_resolver_free (resolver);
++}
++
++
++/*
++ * 'avahi_browse_callback()' - Avahi browse callback function.
++ */
++
++static void
++avahi_browse_callback(AvahiServiceBrowser *browser,
++ AvahiIfIndex interface,
++ AvahiProtocol protocol,
++ AvahiBrowserEvent event,
++ const char *name,
++ const char *type,
++ const char *domain,
++ AvahiLookupResultFlags flags,
++ void *context)
++{
++ AvahiClient *client = avahi_service_browser_get_client (browser);
++
++ switch (event)
++ {
++ case AVAHI_BROWSER_FAILURE:
++ fprintf (stderr, "ERROR: %s\n",
++ avahi_strerror (avahi_client_errno (client)));
++ avahi_simple_poll_quit (simple_poll);
++ return;
++
++ case AVAHI_BROWSER_NEW:
++ /*
++ * This object is new on the network.
++ */
++
++ if (flags & AVAHI_LOOKUP_RESULT_LOCAL)
++ {
++ /*
++ * This comes from the local machine so ignore it.
++ */
++
++ fprintf (stderr, "DEBUG: ignoring local service %s\n", name);
++ }
++ else
++ {
++ /*
++ * Create a device entry for it if it doesn't yet exist.
++ */
++
++ get_device ((cups_array_t *)context, name, type, domain);
++
++ /*
++ * Now look for a TXT entry.
++ */
++
++ if (avahi_service_resolver_new (client, interface, protocol,
++ name, type, domain,
++ AVAHI_PROTO_UNSPEC, 0,
++ avahi_query_callback, context) == NULL)
++ {
++ fprintf (stderr, "ERROR: failed to resolve service %s: %s\n",
++ name, avahi_strerror (avahi_client_errno (client)));
++ }
++ }
++
++ break;
++
++ case AVAHI_BROWSER_REMOVE:
++ case AVAHI_BROWSER_ALL_FOR_NOW:
++ case AVAHI_BROWSER_CACHE_EXHAUSTED:
++ break;
++ }
++}
++#endif /* HAVE_AVAHI */
++
+
+- for (device = cupsArrayFind(devices, &dkey);
++/*
++ * 'find_device()' - Find a device from its name and domain.
++ */
++
++static cups_device_t *
++find_device (cups_array_t *devices,
++ cups_txt_records_t *txt,
++ cups_device_t *dkey)
++{
++ cups_device_t *device;
++ char *ptr;
++
++ for (device = cupsArrayFind(devices, dkey);
+ device;
+ device = cupsArrayNext(devices))
+ {
+- if (_cups_strcasecmp(device->name, dkey.name) ||
+- _cups_strcasecmp(device->domain, dkey.domain))
++ if (_cups_strcasecmp(device->name, dkey->name) ||
++ _cups_strcasecmp(device->domain, dkey->domain))
+ {
+ device = NULL;
+ break;
+ }
+- else if (device->type == dkey.type)
++ else if (device->type == dkey->type)
+ {
+ /*
+ * Found it, pull out the priority and make and model from the TXT
+ * record and save it...
+ */
+
+- const uint8_t *data, /* Pointer into data */
+- *datanext, /* Next key/value pair */
+- *dataend; /* End of entire TXT record */
+- uint8_t datalen; /* Length of current key/value pair */
+- char key[256], /* Key string */
+- value[256], /* Value string */
+- make_and_model[512],
++ char make_and_model[512],
+ /* Manufacturer and model */
+ model[256], /* Model */
+- device_id[2048];/* 1284 device ID */
+-
++ device_id[2048]; /* 1284 device ID */
+
+ device_id[0] = '\0';
+ make_and_model[0] = '\0';
+
+ strcpy(model, "Unknown");
+
+- for (data = rdata, dataend = data + rdlen;
+- data < dataend;
+- data = datanext)
++ for (;;)
+ {
+- /*
+- * Read a key/value pair starting with an 8-bit length. Since the
+- * length is 8 bits and the size of the key/value buffers is 256, we
+- * don't need to check for overflow...
+- */
+-
+- datalen = *data++;
+-
+- if (!datalen || (data + datalen) > dataend)
+- break;
+-
+- datanext = data + datalen;
+-
+- for (ptr = key; data < datanext && *data != '='; data ++)
+- *ptr++ = *data;
+- *ptr = '\0';
++ char *key;
++ char *value;
+
+- if (data < datanext && *data == '=')
+- {
+- data ++;
+-
+- if (data < datanext)
+- memcpy(value, data, datanext - data);
+- value[datanext - data] = '\0';
++ if (parse_txt_record_pair (txt))
++ goto next;
+
+- fprintf(stderr, "DEBUG2: query_callback: \"%s=%s\".\n",
+- key, value);
+- }
+- else
+- {
+- fprintf(stderr, "DEBUG2: query_callback: \"%s\" with no value.\n",
+- key);
+- continue;
+- }
+-
+- if (!_cups_strncasecmp(key, "usb_", 4))
++ key = txt->key;
++ value = txt->value;
++ if (!strncasecmp(key, "usb_", 4))
+ {
+ /*
+ * Add USB device ID information...
+@@ -856,6 +1263,10 @@ query_callback(
+ if (device->type == CUPS_DEVICE_PRINTER)
+ device->sent = 1;
+ }
++
++ next:
++ if (next_txt_record (txt) == NULL)
++ break;
+ }
+
+ if (device->device_id)
+@@ -912,11 +1323,9 @@ query_callback(
+ }
+ }
+
+- if (!device)
+- fprintf(stderr, "DEBUG: Ignoring TXT record for \"%s\"...\n", fullName);
++ return device;
+ }
+
+-
+ /*
+ * 'sigterm_handler()' - Handle termination signals...
+ */
+diff -up cups-1.5.2/cups/http-support.c.avahi-2-backend cups-1.5.2/cups/http-support.c
+--- cups-1.5.2/cups/http-support.c.avahi-2-backend 2011-09-26 20:46:46.000000000 +0200
++++ cups-1.5.2/cups/http-support.c 2012-02-06 11:09:08.327644629 +0100
+@@ -43,6 +43,10 @@
+ * http_copy_decode() - Copy and decode a URI.
+ * http_copy_encode() - Copy and encode a URI.
+ * http_resolve_cb() - Build a device URI for the given service name.
++ * avahi_resolve_uri_client_cb()
++ * - Avahi client callback for resolving URI.
++ * avahi_resolve_uri_resolver_cb()
++ * - Avahi resolver callback for resolving URI.
+ */
+
+ /*
+@@ -60,6 +64,11 @@
+ # include <sys/select.h>
+ # endif /* WIN32 */
+ #endif /* HAVE_DNSSD */
++#ifdef HAVE_AVAHI
++# include <avahi-client/client.h>
++# include <avahi-client/lookup.h>
++# include <avahi-common/simple-watch.h>
++#endif /* HAVE_AVAHI */
+
+
+ /*
+@@ -127,6 +136,24 @@ static void DNSSD_API http_resolve_cb(DN
+ void *context);
+ #endif /* HAVE_DNSSD */
+
++#ifdef HAVE_AVAHI
++static void avahi_resolve_uri_client_cb(AvahiClient *client,
++ AvahiClientState state,
++ void *simple_poll);
++static void avahi_resolve_uri_resolver_cb(AvahiServiceResolver *resolver,
++ AvahiIfIndex interface,
++ AvahiProtocol protocol,
++ AvahiResolverEvent event,
++ const char *name,
++ const char *type,
++ const char *domain,
++ const char *host_name,
++ const AvahiAddress *address,
++ uint16_t port,
++ AvahiStringList *txt,
++ AvahiLookupResultFlags flags,
++ void *context);
++#endif /* HAVE_AVAHI */
+
+ /*
+ * 'httpAssembleURI()' - Assemble a uniform resource identifier from its
+@@ -1431,6 +1458,9 @@ _httpResolveURI(
+
+ if (strstr(hostname, "._tcp"))
+ {
++#if defined(HAVE_DNSSD) || defined(HAVE_AVAHI)
++ char *regtype, /* Pointer to type in hostname */
++ *domain; /* Pointer to domain in hostname */
+ #ifdef HAVE_DNSSD
+ # ifdef WIN32
+ # pragma comment(lib, "dnssd.lib")
+@@ -1449,6 +1479,17 @@ _httpResolveURI(
+ fd_set input_set; /* Input set for select() */
+ struct timeval stimeout; /* Timeout value for select() */
+ #endif /* HAVE_POLL */
++#else /* HAVE_AVAHI */
++ AvahiSimplePoll *simple_poll;
++ AvahiClient *client;
++ int error;
++ struct
++ {
++ AvahiSimplePoll *poll;
++ _http_uribuf_t uribuf;
++ } user_data;
++#endif /* HAVE_DNSSD */
++
+
+ if (options & _HTTP_RESOLVE_STDERR)
+ fprintf(stderr, "DEBUG: Resolving \"%s\"...\n", hostname);
+@@ -1485,9 +1526,16 @@ _httpResolveURI(
+ if (domain)
+ *domain++ = '\0';
+
++#ifdef HAVE_DNSSD
+ uribuf.buffer = resolved_uri;
+ uribuf.bufsize = resolved_size;
+ uribuf.options = options;
++#else
++ user_data.uribuf.buffer = resolved_uri;
++ user_data.uribuf.bufsize = resolved_size;
++ user_data.uribuf.options = options;
++#endif
++
+ resolved_uri[0] = '\0';
+
+ DEBUG_printf(("6_httpResolveURI: Resolving hostname=\"%s\", regtype=\"%s\", "
+@@ -1501,6 +1549,7 @@ _httpResolveURI(
+
+ uri = NULL;
+
++#ifdef HAVE_DNSSD
+ if (DNSServiceCreateConnection(&ref) == kDNSServiceErr_NoError)
+ {
+ localref = ref;
+@@ -1608,6 +1657,36 @@ _httpResolveURI(
+
+ DNSServiceRefDeallocate(ref);
+ }
++#else /* HAVE_AVAHI */
++ if ((simple_poll = avahi_simple_poll_new ()) != NULL)
++ {
++ if ((client = avahi_client_new (avahi_simple_poll_get (simple_poll),
++ 0, avahi_resolve_uri_client_cb,
++ &simple_poll, &error)) != NULL)
++ {
++ user_data.poll = simple_poll;
++ if (avahi_service_resolver_new (client, AVAHI_IF_UNSPEC,
++ AVAHI_PROTO_UNSPEC, hostname,
++ regtype, domain, AVAHI_PROTO_UNSPEC, 0,
++ avahi_resolve_uri_resolver_cb,
++ &user_data) != NULL)
++ {
++ avahi_simple_poll_loop (simple_poll);
++
++ /*
++ * Collect the result.
++ */
++
++ if (resolved_uri[0])
++ uri = resolved_uri;
++ }
++
++ avahi_client_free (client);
++ }
++
++ avahi_simple_poll_free (simple_poll);
++ }
++#endif /* HAVE_DNSSD */
+
+ if (options & _HTTP_RESOLVE_STDERR)
+ {
+@@ -1619,13 +1698,13 @@ _httpResolveURI(
+ fputs("STATE: -connecting-to-device,offline-report\n", stderr);
+ }
+
+-#else
++#else /* HAVE_DNSSD || HAVE_AVAHI */
+ /*
+ * No DNS-SD support...
+ */
+
+ uri = NULL;
+-#endif /* HAVE_DNSSD */
++#endif /* HAVE_DNSSD || HAVE_AVAHI */
+
+ if ((options & _HTTP_RESOLVE_STDERR) && !uri)
+ _cupsLangPrintFilter(stderr, "ERROR", _("Unable to find printer."));
+@@ -1914,6 +1993,116 @@ http_resolve_cb(
+ #endif /* HAVE_DNSSD */
+
+
++#ifdef HAVE_AVAHI
++/*
++ * 'avahi_resolve_uri_client_cb()' - Avahi client callback for resolving URI.
++ */
++
++static void
++avahi_resolve_uri_client_cb (AvahiClient *client,
++ AvahiClientState state,
++ void *simple_poll)
++{
++ DEBUG_printf(("avahi_resolve_uri_client_callback(client=%p, state=%d, "
++ "simple_poll=%p)\n", client, state, simple_poll));
++
++ /*
++ * If the connection drops, quit.
++ */
++
++ if (state == AVAHI_CLIENT_FAILURE)
++ avahi_simple_poll_quit (simple_poll);
++}
++
++
++/*
++ * 'avahi_resolve_uri_resolver_cb()' - Avahi resolver callback for resolving
++ * URI.
++ */
++
++static void
++avahi_resolve_uri_resolver_cb (AvahiServiceResolver *resolver,
++ AvahiIfIndex interface,
++ AvahiProtocol protocol,
++ AvahiResolverEvent event,
++ const char *name,
++ const char *type,
++ const char *domain,
++ const char *host_name,
++ const AvahiAddress *address,
++ uint16_t port,
++ AvahiStringList *txt,
++ AvahiLookupResultFlags flags,
++ void *context)
++{
++ const char *scheme; /* URI scheme */
++ char rp[256]; /* Remote printer */
++ AvahiStringList *pair;
++ char *value;
++ size_t valueLen = 0;
++ char addr[AVAHI_ADDRESS_STR_MAX];
++ struct
++ {
++ AvahiSimplePoll *poll;
++ _http_uribuf_t uribuf;
++ } *poll_uribuf = context;
++
++ DEBUG_printf(("avahi_resolve_uri_resolver_callback(resolver=%p, "
++ "interface=%d, protocol=%d, event=%d, name=\"%s\", "
++ "type=\"%s\", domain=\"%s\", host_name=\"%s\", address=%p, "
++ "port=%d, txt=%p, flags=%d, context=%p)\n",
++ resolver, interface, protocol, event, name, type, domain,
++ host_name, address, port, txt, flags, context));
++
++ if (event != AVAHI_RESOLVER_FOUND)
++ {
++ avahi_service_resolver_free (resolver);
++ avahi_simple_poll_quit (poll_uribuf->poll);
++ return;
++ }
++
++ /*
++ * Figure out the scheme from the full name...
++ */
++
++ if (strstr(type, "_ipp."))
++ scheme = "ipp";
++ else if (strstr(type, "_printer."))
++ scheme = "lpd";
++ else if (strstr(type, "_pdl-datastream."))
++ scheme = "socket";
++ else
++ scheme = "riousbprint";
++
++ /*
++ * Extract the "remote printer key from the TXT record...
++ */
++
++ if ((pair = avahi_string_list_find (txt, "rp")) != NULL)
++ {
++ avahi_string_list_get_pair (pair, NULL, &value, &valueLen);
++ rp[0] = '/';
++ memcpy (rp + 1, value, valueLen);
++ rp[valueLen + 1] = '\0';
++ }
++ else
++ rp[0] = '\0';
++
++ /*
++ * Assemble the final device URI...
++ */
++
++ avahi_address_snprint (addr, AVAHI_ADDRESS_STR_MAX, address);
++ httpAssembleURI(HTTP_URI_CODING_ALL, poll_uribuf->uribuf.buffer,
++ poll_uribuf->uribuf.bufsize, scheme, NULL,
++ addr, port, rp);
++ DEBUG_printf(("avahi_resolve_uri_resolver_callback: Resolved URI is \"%s\"\n",
++ poll_uribuf->uribuf.buffer));
++ avahi_simple_poll_quit (poll_uribuf->poll);
++}
++#endif /* HAVE_AVAHI */
++
++
+ /*
+ * End of "$Id: http-support.c 10017 2011-09-26 18:46:46Z mike $".
+ */
diff --git a/libre/cups-libre/cups-avahi-3-timeouts.patch b/libre/cups-libre/cups-avahi-3-timeouts.patch
new file mode 100644
index 000000000..1c547c042
--- /dev/null
+++ b/libre/cups-libre/cups-avahi-3-timeouts.patch
@@ -0,0 +1,381 @@
+diff -up cups-1.5.0/scheduler/cupsd.h.avahi-3-timeouts cups-1.5.0/scheduler/cupsd.h
+--- cups-1.5.0/scheduler/cupsd.h.avahi-3-timeouts 2011-05-11 23:17:34.000000000 +0100
++++ cups-1.5.0/scheduler/cupsd.h 2011-10-07 13:20:41.522867324 +0100
+@@ -140,6 +140,15 @@ extern const char *cups_hstrerror(int);
+
+ typedef void (*cupsd_selfunc_t)(void *data);
+
++#ifdef HAVE_AVAHI
++/*
++ * Timeout callback function type...
++ */
++
++typedef struct _cupsd_timeout_s cupsd_timeout_t;
++typedef void (*cupsd_timeoutfunc_t)(cupsd_timeout_t *timeout, void *data);
++#endif /* HAVE_AVAHI */
++
+
+ /*
+ * Globals...
+@@ -173,6 +182,11 @@ VAR int Launchd VALUE(0);
+ /* Running from launchd */
+ #endif /* HAVE_LAUNCH_H */
+
++#ifdef HAVE_AVAHI
++VAR cups_array_t *Timeouts; /* Timed callbacks for main loop */
++#endif /* HAVE_AVAHI */
++
++
+
+ /*
+ * Prototypes...
+@@ -242,6 +256,20 @@ extern void cupsdStopSelect(void);
+ extern void cupsdStartServer(void);
+ extern void cupsdStopServer(void);
+
++#ifdef HAVE_AVAHI
++extern void cupsdInitTimeouts(void);
++extern cupsd_timeout_t *cupsdAddTimeout (const struct timeval *tv,
++ cupsd_timeoutfunc_t cb,
++ void *data);
++extern cupsd_timeout_t *cupsdNextTimeout (long *delay);
++extern void cupsdRunTimeout (cupsd_timeout_t *timeout);
++extern void cupsdUpdateTimeout (cupsd_timeout_t *timeout,
++ const struct timeval *tv);
++extern void cupsdRemoveTimeout (cupsd_timeout_t *timeout);
++#endif /* HAVE_AVAHI */
++
++extern int cupsdRemoveFile(const char *filename);
++
+
+ /*
+ * End of "$Id: cupsd.h 9766 2011-05-11 22:17:34Z mike $".
+diff -up cups-1.5.0/scheduler/main.c.avahi-3-timeouts cups-1.5.0/scheduler/main.c
+--- cups-1.5.0/scheduler/main.c.avahi-3-timeouts 2011-10-07 13:20:36.875954675 +0100
++++ cups-1.5.0/scheduler/main.c 2011-10-07 13:20:41.524867282 +0100
+@@ -146,6 +146,10 @@ main(int argc, /* I - Number of comm
+ int launchd_idle_exit;
+ /* Idle exit on select timeout? */
+ #endif /* HAVE_LAUNCHD */
++#ifdef HAVE_AVAHI
++ cupsd_timeout_t *tmo; /* Next scheduled timed callback */
++ long tmo_delay; /* Time before it must be called */
++#endif /* HAVE_AVAHI */
+
+
+ #ifdef HAVE_GETEUID
+@@ -535,6 +539,14 @@ main(int argc, /* I - Number of comm
+
+ httpInitialize();
+
++#ifdef HAVE_AVAHI
++ /*
++ * Initialize timed callback structures.
++ */
++
++ cupsdInitTimeouts();
++#endif /* HAVE_AVAHI */
++
+ cupsdStartServer();
+
+ /*
+@@ -874,6 +886,16 @@ main(int argc, /* I - Number of comm
+ }
+ #endif /* __APPLE__ */
+
++#ifdef HAVE_AVAHI
++ /*
++ * If a timed callback is due, run it.
++ */
++
++ tmo = cupsdNextTimeout (&tmo_delay);
++ if (tmo && tmo_delay == 0)
++ cupsdRunTimeout (tmo);
++#endif /* HAVE_AVAHI */
++
+ #ifndef __APPLE__
+ /*
+ * Update the network interfaces once a minute...
+@@ -1787,6 +1809,10 @@ select_timeout(int fds) /* I - Number
+ cupsd_job_t *job; /* Job information */
+ cupsd_subscription_t *sub; /* Subscription information */
+ const char *why; /* Debugging aid */
++#ifdef HAVE_AVAHI
++ cupsd_timeout_t *tmo; /* Timed callback */
++ long tmo_delay; /* Seconds before calling it */
++#endif /* HAVE_AVAHI */
+
+
+ /*
+@@ -1829,6 +1855,19 @@ select_timeout(int fds) /* I - Number
+ }
+ #endif /* __APPLE__ */
+
++#ifdef HAVE_AVAHI
++ /*
++ * See if there are any scheduled timed callbacks to run.
++ */
++
++ tmo = cupsdNextTimeout (&tmo_delay);
++ if (tmo)
++ {
++ timeout = tmo_delay;
++ why = "run a timed callback";
++ }
++#endif /* HAVE_AVAHI */
++
+ /*
+ * Check whether we are accepting new connections...
+ */
+diff -up cups-1.5.0/scheduler/Makefile.avahi-3-timeouts cups-1.5.0/scheduler/Makefile
+--- cups-1.5.0/scheduler/Makefile.avahi-3-timeouts 2011-10-07 13:20:36.955953170 +0100
++++ cups-1.5.0/scheduler/Makefile 2011-10-07 13:20:41.521867343 +0100
+@@ -39,7 +39,8 @@ CUPSDOBJS = \
+ server.o \
+ statbuf.o \
+ subscriptions.o \
+- sysman.o
++ sysman.o \
++ timeout.o
+ LIBOBJS = \
+ filter.o \
+ mime.o \
+diff -up cups-1.5.0/scheduler/timeout.c.avahi-3-timeouts cups-1.5.0/scheduler/timeout.c
+--- cups-1.5.0/scheduler/timeout.c.avahi-3-timeouts 2011-10-07 13:20:41.525867259 +0100
++++ cups-1.5.0/scheduler/timeout.c 2011-10-07 13:20:41.525867259 +0100
+@@ -0,0 +1,235 @@
++/*
++ * "$Id$"
++ *
++ * Timeout functions for the Common UNIX Printing System (CUPS).
++ *
++ * Copyright (C) 2010, 2011 Red Hat, Inc.
++ * Authors:
++ * Tim Waugh <twaugh@redhat.com>
++ *
++ * Redistribution and use in source and binary forms, with or without
++ * modification, are permitted provided that the following conditions
++ * are met:
++ *
++ * Redistributions of source code must retain the above copyright
++ * notice, this list of conditions and the following disclaimer.
++ *
++ * Redistributions in binary form must reproduce the above copyright
++ * notice, this list of conditions and the following disclaimer in the
++ * documentation and/or other materials provided with the distribution.
++ *
++ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
++ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
++ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
++ * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
++ * COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
++ * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
++ * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
++ * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
++ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
++ * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
++ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
++ * OF THE POSSIBILITY OF SUCH DAMAGE.
++ *
++ * Contents:
++ *
++ * cupsdInitTimeouts() - Initialise timeout structure.
++ * cupsdAddTimeout() - Add a timed callback.
++ * cupsdNextTimeout() - Find the next enabled timed callback.
++ * cupsdUpdateTimeout() - Adjust the time of a timed callback or disable it.
++ * cupsdRemoveTimeout() - Discard a timed callback.
++ * compare_timeouts() - Compare timed callbacks for array sorting.
++ */
++
++#include <config.h>
++
++#ifdef HAVE_AVAHI /* Applies to entire file... */
++
++/*
++ * Include necessary headers...
++ */
++
++#include "cupsd.h"
++
++#if defined(HAVE_MALLOC_H) && defined(HAVE_MALLINFO)
++# include <malloc.h>
++#endif /* HAVE_MALLOC_H && HAVE_MALLINFO */
++
++#ifdef HAVE_AVAHI
++# include <avahi-common/timeval.h>
++#endif /* HAVE_AVAHI */
++
++
++struct _cupsd_timeout_s
++{
++ struct timeval when;
++ int enabled;
++ cupsd_timeoutfunc_t callback;
++ void *data;
++};
++
++/*
++ * Local functions...
++ */
++
++/*
++ * 'compare_timeouts()' - Compare timed callbacks for array sorting.
++ */
++
++static int
++compare_addrs (void *p0, void *p1)
++{
++ if (p0 == p1)
++ return (0);
++ if (p0 < p1)
++ return (-1);
++ return (1);
++}
++
++static int
++compare_timeouts (cupsd_timeout_t *p0, cupsd_timeout_t *p1)
++{
++ int addrsdiff = compare_addrs (p0, p1);
++ int tvdiff;
++
++ if (addrsdiff == 0)
++ return (0);
++
++ if (!p0->enabled || !p1->enabled)
++ {
++ if (!p0->enabled && !p1->enabled)
++ return (addrsdiff);
++
++ return (p0->enabled ? -1 : 1);
++ }
++
++ tvdiff = avahi_timeval_compare (&p0->when, &p1->when);
++ if (tvdiff != 0)
++ return (tvdiff);
++
++ return (addrsdiff);
++}
++
++
++/*
++ * 'cupsdInitTimeouts()' - Initialise timeout structures.
++ */
++
++void
++cupsdInitTimeouts(void)
++{
++ Timeouts = cupsArrayNew ((cups_array_func_t)compare_timeouts, NULL);
++}
++
++
++/*
++ * 'cupsdAddTimeout()' - Add a timed callback.
++ */
++
++cupsd_timeout_t * /* O - Timeout handle */
++cupsdAddTimeout(const struct timeval *tv, /* I - Absolute time */
++ cupsd_timeoutfunc_t cb, /* I - Callback function */
++ void *data) /* I - User data */
++{
++ cupsd_timeout_t *timeout;
++
++ timeout = malloc (sizeof(cupsd_timeout_t));
++ if (timeout != NULL)
++ {
++ timeout->enabled = (tv != NULL);
++ if (tv)
++ {
++ timeout->when.tv_sec = tv->tv_sec;
++ timeout->when.tv_usec = tv->tv_usec;
++ }
++
++ timeout->callback = cb;
++ timeout->data = data;
++ cupsArrayAdd (Timeouts, timeout);
++ }
++
++ return timeout;
++}
++
++
++/*
++ * 'cupsdNextTimeout()' - Find the next enabled timed callback.
++ */
++
++cupsd_timeout_t * /* O - Next enabled timeout or NULL */
++cupsdNextTimeout(long *delay) /* O - Seconds before scheduled */
++{
++ cupsd_timeout_t *first = cupsArrayFirst (Timeouts);
++ struct timeval curtime;
++
++ if (first && !first->enabled)
++ first = NULL;
++
++ if (first && delay)
++ {
++ gettimeofday (&curtime, NULL);
++ if (avahi_timeval_compare (&curtime, &first->when) > 0)
++ {
++ *delay = 0;
++ } else {
++ *delay = 1 + first->when.tv_sec - curtime.tv_sec;
++ if (first->when.tv_usec < curtime.tv_usec)
++ (*delay)--;
++ }
++ }
++
++ return (first);
++}
++
++
++/*
++ * 'cupsdRunTimeout()' - Run a timed callback.
++ */
++
++void
++cupsdRunTimeout(cupsd_timeout_t *timeout) /* I - Timeout */
++{
++ if (!timeout)
++ return;
++ timeout->enabled = 0;
++ if (!timeout->callback)
++ return;
++ timeout->callback (timeout, timeout->data);
++}
++
++/*
++ * 'cupsdUpdateTimeout()' - Adjust the time of a timed callback or disable it.
++ */
++
++void
++cupsdUpdateTimeout(cupsd_timeout_t *timeout, /* I - Timeout */
++ const struct timeval *tv) /* I - Absolute time or NULL */
++{
++ cupsArrayRemove (Timeouts, timeout);
++ timeout->enabled = (tv != NULL);
++ if (tv)
++ {
++ timeout->when.tv_sec = tv->tv_sec;
++ timeout->when.tv_usec = tv->tv_usec;
++ }
++ cupsArrayAdd (Timeouts, timeout);
++}
++
++
++/*
++ * 'cupsdRemoveTimeout()' - Discard a timed callback.
++ */
++
++void
++cupsdRemoveTimeout(cupsd_timeout_t *timeout) /* I - Timeout */
++{
++ cupsArrayRemove (Timeouts, timeout);
++ free (timeout);
++}
++
++
++#endif /* HAVE_AVAHI ... from top of file */
++
++/*
++ * End of "$Id$".
++ */
diff --git a/libre/cups-libre/cups-avahi-4-poll.patch b/libre/cups-libre/cups-avahi-4-poll.patch
new file mode 100644
index 000000000..189e83da6
--- /dev/null
+++ b/libre/cups-libre/cups-avahi-4-poll.patch
@@ -0,0 +1,529 @@
+diff -up cups-1.5.0/scheduler/avahi.c.avahi-4-poll cups-1.5.0/scheduler/avahi.c
+--- cups-1.5.0/scheduler/avahi.c.avahi-4-poll 2011-10-11 10:56:50.102288037 +0100
++++ cups-1.5.0/scheduler/avahi.c 2011-10-11 10:56:50.102288037 +0100
+@@ -0,0 +1,441 @@
++/*
++ * "$Id$"
++ *
++ * Avahi poll implementation for the CUPS scheduler.
++ *
++ * Copyright (C) 2010, 2011 Red Hat, Inc.
++ * Authors:
++ * Tim Waugh <twaugh@redhat.com>
++ *
++ * Redistribution and use in source and binary forms, with or without
++ * modification, are permitted provided that the following conditions
++ * are met:
++ *
++ * Redistributions of source code must retain the above copyright
++ * notice, this list of conditions and the following disclaimer.
++ *
++ * Redistributions in binary form must reproduce the above copyright
++ * notice, this list of conditions and the following disclaimer in the
++ * documentation and/or other materials provided with the distribution.
++ *
++ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
++ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
++ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
++ * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
++ * COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
++ * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
++ * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
++ * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
++ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
++ * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
++ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
++ * OF THE POSSIBILITY OF SUCH DAMAGE.
++ *
++ * Contents:
++ *
++ * watch_read_cb - Read callback for file descriptor
++ * watch_write_cb - Write callback for file descriptor
++ * watched_fd_add_select() - Call cupsdAddSelect() as needed
++ * watch_new() - Create a new file descriptor watch
++ * watch_free() - Free a file descriptor watch
++ * watch_update() - Update watched events for a file descriptor
++ * watch_get_events() - Get events that happened for a file descriptor
++ * timeout_cb() - Run a timed Avahi callback
++ * timeout_new() - Set a wakeup time
++ * timeout_update() - Update the expiration time for a timeout
++ * timeout_free() - Free a timeout
++ * compare_watched_fds() - Compare watched file descriptors for array sorting
++ * avahi_cups_poll_new() - Create a new Avahi main loop object for CUPS
++ * avahi_cups_poll_free() - Free an Avahi main loop object for CUPS
++ * avahi_cups_poll_get() - Get the abstract poll API structure
++ */
++
++#include <config.h>
++
++#ifdef HAVE_AVAHI /* Applies to entire file... */
++
++/*
++ * Include necessary headers...
++ */
++
++#include "cupsd.h"
++
++#if defined(HAVE_MALLOC_H) && defined(HAVE_MALLINFO)
++# include <malloc.h>
++#endif /* HAVE_MALLOC_H && HAVE_MALLINFO */
++
++#ifdef HAVE_AVAHI
++# include <avahi-common/timeval.h>
++#endif /* HAVE_AVAHI */
++
++
++typedef struct
++{
++ AvahiCupsPoll *cups_poll;
++
++ int fd;
++ AvahiWatchEvent occurred;
++ cups_array_t *watches;
++} cupsd_watched_fd_t;
++
++struct AvahiWatch
++{
++ cupsd_watched_fd_t *watched_fd;
++
++ AvahiWatchEvent events;
++ AvahiWatchCallback callback;
++ void *userdata;
++};
++
++struct AvahiTimeout
++{
++ AvahiCupsPoll *cups_poll;
++ AvahiTimeoutCallback callback;
++ void *userdata;
++ cupsd_timeout_t *cupsd_timeout;
++};
++
++/*
++ * Local functions...
++ */
++
++static AvahiWatch * watch_new(const AvahiPoll *api,
++ int fd,
++ AvahiWatchEvent events,
++ AvahiWatchCallback callback,
++ void *userdata);
++static void watch_free(AvahiWatch *watch);
++static void watch_update(AvahiWatch *watch,
++ AvahiWatchEvent events);
++static AvahiWatchEvent watch_get_events(AvahiWatch *watch);
++
++
++/*
++ * 'watch_read_cb' - Read callback for file descriptor
++ */
++
++static void
++watch_read_cb (void *userdata)
++{
++ AvahiWatch *watch;
++ cupsd_watched_fd_t *watched_fd = userdata;
++ watched_fd->occurred |= AVAHI_WATCH_IN;
++ for (watch = (AvahiWatch *)cupsArrayFirst(watched_fd->watches);
++ watch;
++ watch = (AvahiWatch *)cupsArrayNext(watched_fd->watches))
++ {
++ if (watch->events & watched_fd->occurred)
++ {
++ (watch->callback) (watch, watched_fd->fd,
++ AVAHI_WATCH_IN, watch->userdata);
++ watched_fd->occurred &= ~AVAHI_WATCH_IN;
++ break;
++ }
++ }
++}
++
++
++/*
++ * 'watch_write_cb' - Write callback for file descriptor
++ */
++
++static void
++watch_write_cb (void *userdata)
++{
++ AvahiWatch *watch;
++ cupsd_watched_fd_t *watched_fd = userdata;
++ watched_fd->occurred |= AVAHI_WATCH_OUT;
++ for (watch = (AvahiWatch *)cupsArrayFirst(watched_fd->watches);
++ watch;
++ watch = (AvahiWatch *)cupsArrayNext(watched_fd->watches))
++ {
++ if (watch->events & watched_fd->occurred)
++ {
++ (watch->callback) (watch, watched_fd->fd,
++ AVAHI_WATCH_OUT, watch->userdata);
++ watched_fd->occurred &= ~AVAHI_WATCH_OUT;
++ break;
++ }
++ }
++}
++
++
++/*
++ * 'watched_fd_add_select' - Call cupsdAddSelect() as needed
++ */
++
++static int /* O - Watches? */
++watched_fd_add_select (cupsd_watched_fd_t *watched_fd)
++{
++ AvahiWatch *watch;
++ cupsd_selfunc_t read_cb = NULL, write_cb = NULL;
++ int any_watches = 0;
++
++ for (watch = (AvahiWatch *)cupsArrayFirst(watched_fd->watches);
++ watch;
++ watch = (AvahiWatch *)cupsArrayNext(watched_fd->watches))
++ {
++ any_watches = 1;
++ if (watch->events & (AVAHI_WATCH_IN |
++ AVAHI_WATCH_ERR |
++ AVAHI_WATCH_HUP))
++ {
++ read_cb = (cupsd_selfunc_t)watch_read_cb;
++ if (write_cb != NULL)
++ break;
++ }
++
++ if (watch->events & AVAHI_WATCH_OUT)
++ {
++ write_cb = (cupsd_selfunc_t)watch_write_cb;
++ if (read_cb != NULL)
++ break;
++ }
++ }
++
++ if (read_cb || write_cb)
++ cupsdAddSelect (watched_fd->fd, read_cb, write_cb, watched_fd);
++ else
++ cupsdRemoveSelect (watched_fd->fd);
++
++ return (any_watches);
++}
++
++/*
++ * 'watch_new' - Create a new file descriptor watch
++ */
++
++static AvahiWatch *
++watch_new (const AvahiPoll *api,
++ int fd,
++ AvahiWatchEvent events,
++ AvahiWatchCallback callback,
++ void *userdata)
++{
++ cupsd_watched_fd_t key, *watched_fd;
++ AvahiCupsPoll *cups_poll = api->userdata;
++ AvahiWatch *watch = malloc(sizeof(AvahiWatch));
++ if (watch == NULL)
++ return (NULL);
++
++ watch->events = events;
++ watch->callback = callback;
++ watch->userdata = userdata;
++
++ key.fd = fd;
++ watched_fd = cupsArrayFind (cups_poll->watched_fds, &key);
++ if (watched_fd == NULL)
++ {
++ watched_fd = malloc(sizeof(cupsd_watched_fd_t));
++ if (watched_fd == NULL)
++ {
++ free (watch);
++ return (NULL);
++ }
++
++ watched_fd->fd = fd;
++ watched_fd->occurred = 0;
++ watched_fd->cups_poll = cups_poll;
++ watched_fd->watches = cupsArrayNew (NULL, NULL);
++ cupsArrayAdd (cups_poll->watched_fds, watched_fd);
++ }
++
++ watch->watched_fd = watched_fd;
++ cupsArrayAdd(watched_fd->watches, watch);
++ watched_fd_add_select (watched_fd);
++ return (watch);
++}
++
++
++/*
++ * 'watch_free' - Free a file descriptor watch
++ */
++
++static void
++watch_free (AvahiWatch *watch)
++{
++ cupsd_watched_fd_t *watched_fd = watch->watched_fd;
++ AvahiCupsPoll *cups_poll = watched_fd->cups_poll;
++
++ cupsArrayRemove (watched_fd->watches, watch);
++ free (watch);
++
++ if (!watched_fd_add_select (watched_fd))
++ {
++ /* No more watches */
++ cupsArrayRemove (cups_poll->watched_fds, watched_fd);
++ free (watched_fd);
++ }
++}
++
++
++/*
++ * 'watch_update' - Update watched events for a file descriptor
++ */
++
++static void
++watch_update (AvahiWatch *watch,
++ AvahiWatchEvent events)
++{
++ watch->events = events;
++ watched_fd_add_select (watch->watched_fd);
++}
++
++
++/*
++ * 'watch_get_events' - Get events that happened for a file descriptor
++ */
++
++static AvahiWatchEvent
++watch_get_events (AvahiWatch *watch)
++{
++ return (watch->watched_fd->occurred);
++}
++
++
++/*
++ * 'timeout_cb()' - Run a timed Avahi callback
++ */
++
++static void
++timeout_cb (cupsd_timeout_t *cupsd_timeout, void *userdata)
++{
++ AvahiTimeout *timeout = userdata;
++ (timeout->callback) (timeout, timeout->userdata);
++}
++
++
++/*
++ * 'timeout_new' - Set a wakeup time
++ */
++
++static AvahiTimeout *
++timeout_new (const AvahiPoll *api,
++ const struct timeval *tv,
++ AvahiTimeoutCallback callback,
++ void *userdata)
++{
++ AvahiTimeout *timeout;
++ AvahiCupsPoll *cups_poll = api->userdata;
++
++ timeout = malloc(sizeof(AvahiTimeout));
++ if (timeout == NULL)
++ return (NULL);
++
++ timeout->cups_poll = cups_poll;
++ timeout->callback = callback;
++ timeout->userdata = userdata;
++ timeout->cupsd_timeout = cupsdAddTimeout (tv,
++ (cupsd_timeoutfunc_t)timeout_cb,
++ timeout);
++ cupsArrayAdd (cups_poll->timeouts, timeout);
++ return (timeout);
++}
++
++
++/*
++ * 'timeout_update' - Update the expiration time for a timeout
++ */
++
++static void
++timeout_update (AvahiTimeout *timeout,
++ const struct timeval *tv)
++{
++ cupsdUpdateTimeout (timeout->cupsd_timeout, tv);
++}
++
++
++/*
++ * ' timeout_free' - Free a timeout
++ */
++
++static void
++timeout_free (AvahiTimeout *timeout)
++{
++ cupsArrayRemove (timeout->cups_poll->timeouts, timeout);
++ cupsdRemoveTimeout (timeout->cupsd_timeout);
++ free (timeout);
++}
++
++
++/*
++ * 'compare_watched_fds' - Compare watched file descriptors for array sorting
++ */
++static int
++compare_watched_fds(cupsd_watched_fd_t *p0,
++ cupsd_watched_fd_t *p1)
++{
++ /*
++ * Compare by fd (no two elements have the same fd)
++ */
++
++ if (p0->fd == p1->fd)
++ return 0;
++
++ return (p0->fd < p1->fd ? -1 : 1);
++}
++
++
++/*
++ * 'avahi_cups_poll_new' - Create a new Avahi main loop object for CUPS
++ */
++
++AvahiCupsPoll *
++avahi_cups_poll_new (void)
++{
++ AvahiCupsPoll *cups_poll = malloc(sizeof(AvahiCupsPoll));
++ if (cups_poll == NULL)
++ return (NULL);
++
++ cups_poll->watched_fds = cupsArrayNew ((cups_array_func_t)compare_watched_fds,
++ NULL);
++ cups_poll->timeouts = cupsArrayNew (NULL, NULL);
++
++ cups_poll->api.userdata = cups_poll;
++ cups_poll->api.watch_new = watch_new;
++ cups_poll->api.watch_free = watch_free;
++ cups_poll->api.watch_update = watch_update;
++ cups_poll->api.watch_get_events = watch_get_events;
++
++ cups_poll->api.timeout_new = timeout_new;
++ cups_poll->api.timeout_update = timeout_update;
++ cups_poll->api.timeout_free = timeout_free;
++
++ return (cups_poll);
++}
++
++
++/*
++ * 'avahi_cups_poll_free' - Free an Avahi main loop object for CUPS
++ */
++void
++avahi_cups_poll_free (AvahiCupsPoll *cups_poll)
++{
++ cupsd_watched_fd_t *watched_fd;
++
++ for (watched_fd = (cupsd_watched_fd_t*)cupsArrayFirst(cups_poll->watched_fds);
++ watched_fd;
++ watched_fd = (cupsd_watched_fd_t*)cupsArrayNext(cups_poll->watched_fds))
++ cupsArrayClear (watched_fd->watches);
++
++ cupsArrayClear (cups_poll->watched_fds);
++ cupsArrayClear (cups_poll->timeouts);
++}
++
++
++/*
++ * 'avahi_cups_poll_get' - Get the abstract poll API structure
++ */
++
++const AvahiPoll *
++avahi_cups_poll_get (AvahiCupsPoll *cups_poll)
++{
++ return (&cups_poll->api);
++}
++
++
++#endif /* HAVE_AVAHI ... from top of file */
++
++/*
++ * End of "$Id$".
++ */
+diff -up cups-1.5.0/scheduler/avahi.h.avahi-4-poll cups-1.5.0/scheduler/avahi.h
+--- cups-1.5.0/scheduler/avahi.h.avahi-4-poll 2011-10-11 10:56:50.102288037 +0100
++++ cups-1.5.0/scheduler/avahi.h 2011-10-11 10:56:50.119287724 +0100
+@@ -0,0 +1,69 @@
++/*
++ * "$Id$"
++ *
++ * Avahi poll implementation for the CUPS scheduler.
++ *
++ * Copyright (C) 2010, 2011 Red Hat, Inc.
++ * Authors:
++ * Tim Waugh <twaugh@redhat.com>
++ *
++ * Redistribution and use in source and binary forms, with or without
++ * modification, are permitted provided that the following conditions
++ * are met:
++ *
++ * Redistributions of source code must retain the above copyright
++ * notice, this list of conditions and the following disclaimer.
++ *
++ * Redistributions in binary form must reproduce the above copyright
++ * notice, this list of conditions and the following disclaimer in the
++ * documentation and/or other materials provided with the distribution.
++ *
++ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
++ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
++ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
++ * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
++ * COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
++ * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
++ * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
++ * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
++ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
++ * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
++ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
++ * OF THE POSSIBILITY OF SUCH DAMAGE.
++ */
++
++#include <config.h>
++
++#ifdef HAVE_AVAHI
++# include <avahi-client/client.h>
++# include <avahi-client/publish.h>
++#endif /* HAVE_AVAHI */
++
++#ifdef HAVE_AUTHORIZATION_H
++# include <Security/Authorization.h>
++#endif /* HAVE_AUTHORIZATION_H */
++
++
++#ifdef HAVE_AVAHI
++typedef struct
++{
++ AvahiPoll api;
++ cups_array_t *watched_fds;
++ cups_array_t *timeouts;
++} AvahiCupsPoll;
++#endif /* HAVE_AVAHI */
++
++/*
++ * Prototypes...
++ */
++
++#ifdef HAVE_AVAHI
++extern AvahiCupsPoll * avahi_cups_poll_new(void);
++extern void avahi_cups_poll_free(AvahiCupsPoll *cups_poll);
++extern const AvahiPoll *avahi_cups_poll_get(AvahiCupsPoll *cups_poll);
++#endif /* HAVE_AVAHI */
++
++
++/*
++ * End of "$Id$".
++ */
+diff -up cups-1.5.0/scheduler/Makefile.avahi-4-poll cups-1.5.0/scheduler/Makefile
+--- cups-1.5.0/scheduler/Makefile.avahi-4-poll 2011-10-11 10:56:45.868365861 +0100
++++ cups-1.5.0/scheduler/Makefile 2011-10-11 10:56:50.101288055 +0100
+@@ -17,6 +17,7 @@ include ../Makedefs
+
+ CUPSDOBJS = \
+ auth.o \
++ avahi.o \
+ banners.o \
+ cert.o \
+ classes.o \
diff --git a/libre/cups-libre/cups-avahi-5-services.patch b/libre/cups-libre/cups-avahi-5-services.patch
new file mode 100644
index 000000000..9713bbc53
--- /dev/null
+++ b/libre/cups-libre/cups-avahi-5-services.patch
@@ -0,0 +1,1191 @@
+diff -up cups-1.5.0/cgi-bin/admin.c.avahi-5-services cups-1.5.0/cgi-bin/admin.c
+--- cups-1.5.0/cgi-bin/admin.c.avahi-5-services 2011-05-20 04:49:49.000000000 +0100
++++ cups-1.5.0/cgi-bin/admin.c 2011-10-19 11:53:32.123177998 +0100
+@@ -1643,7 +1643,7 @@ do_config_server(http_t *http) /* I - H
+ else
+ local_protocols[0] = '\0';
+
+-#ifdef HAVE_DNSSD
++#if defined(HAVE_DNSSD) || defined(HAVE_AVAHI)
+ if (cgiGetVariable("BROWSE_LOCAL_DNSSD"))
+ {
+ if (local_protocols[0])
+@@ -1651,7 +1651,7 @@ do_config_server(http_t *http) /* I - H
+ else
+ strcat(local_protocols, "dnssd");
+ }
+-#endif /* HAVE_DNSSD */
++#endif /* defined(HAVE_DNSSD) || defined(HAVE_AVAHI) */
+
+ #ifdef HAVE_LDAP
+ if (cgiGetVariable("BROWSE_LOCAL_LDAP"))
+@@ -2718,9 +2718,9 @@ do_menu(http_t *http) /* I - HTTP conn
+ #endif /* HAVE_GSSAPI */
+ cgiSetVariable("KERBEROS", "");
+
+-#ifdef HAVE_DNSSD
++#if defined(HAVE_DNSSD) || defined(HAVE_AVAHI)
+ cgiSetVariable("HAVE_DNSSD", "1");
+-#endif /* HAVE_DNSSD */
++#endif /* defined(HAVE_DNSSD) || defined(HAVE_AVAHI) */
+
+ #ifdef HAVE_LDAP
+ cgiSetVariable("HAVE_LDAP", "1");
+diff -up cups-1.5.0/scheduler/client.c.avahi-5-services cups-1.5.0/scheduler/client.c
+--- cups-1.5.0/scheduler/client.c.avahi-5-services 2011-06-10 22:16:18.000000000 +0100
++++ cups-1.5.0/scheduler/client.c 2011-10-19 11:53:32.127177926 +0100
+@@ -4987,7 +4987,7 @@ valid_host(cupsd_client_t *con) /* I -
+ !strncmp(host, "[::1]:", 6));
+ }
+
+-#ifdef HAVE_DNSSD
++#if defined(HAVE_DNSSD) || defined(HAVE_AVAHI)
+ /*
+ * Check if the hostname is something.local (Bonjour); if so, allow it.
+ */
+@@ -4996,7 +4996,7 @@ valid_host(cupsd_client_t *con) /* I -
+ (!_cups_strcasecmp(end, ".local") || !_cups_strncasecmp(end, ".local:", 7) ||
+ !_cups_strcasecmp(end, ".local.") || !_cups_strncasecmp(end, ".local.:", 8)))
+ return (1);
+-#endif /* HAVE_DNSSD */
++#endif /* defined(HAVE_DNSSD) || defined(HAVE_AVAHI) */
+
+ /*
+ * Check if the hostname is an IP address...
+diff -up cups-1.5.0/scheduler/conf.c.avahi-5-services cups-1.5.0/scheduler/conf.c
+--- cups-1.5.0/scheduler/conf.c.avahi-5-services 2011-10-19 11:53:31.895182225 +0100
++++ cups-1.5.0/scheduler/conf.c 2011-10-19 11:53:32.131177850 +0100
+@@ -651,7 +651,7 @@ cupsdReadConfiguration(void)
+ Browsing = CUPS_DEFAULT_BROWSING;
+ DefaultShared = CUPS_DEFAULT_DEFAULT_SHARED;
+
+-#ifdef HAVE_DNSSD
++#if defined(HAVE_DNSSD) || defined(HAVE_AVAHI)
+ cupsdSetString(&DNSSDRegType, "_ipp._tcp,_cups");
+ #endif /* HAVE_DNSSD */
+
+diff -up cups-1.5.0/scheduler/dirsvc.c.avahi-5-services cups-1.5.0/scheduler/dirsvc.c
+--- cups-1.5.0/scheduler/dirsvc.c.avahi-5-services 2011-10-19 11:53:32.011180075 +0100
++++ cups-1.5.0/scheduler/dirsvc.c 2011-10-19 11:53:58.916681461 +0100
+@@ -27,6 +27,7 @@
+ * ldap_connect() - Start new LDAP connection
+ * ldap_reconnect() - Reconnect to LDAP Server
+ * ldap_disconnect() - Disconnect from LDAP Server
++ * cupsdStartAvahiClient() - Start an Avahi client if needed
+ * cupsdStartBrowsing() - Start sending and receiving broadcast
+ * information.
+ * cupsdStartPolling() - Start polling servers as needed.
+@@ -40,11 +41,12 @@
+ * dequote() - Remote quotes from a string.
+ * dnssdAddAlias() - Add a DNS-SD alias name.
+ * dnssdBuildTxtRecord() - Build a TXT record from printer info.
+- * dnssdComparePrinters() - Compare the registered names of two printers.
+ * dnssdDeregisterPrinter() - Stop sending broadcast information for a
+ * printer.
+ * dnssdPackTxtRecord() - Pack an array of key/value pairs into the TXT
+ * record format.
++ * avahiPackTxtRecord() - Pack an array of key/value pairs into an
++ * AvahiStringList.
+ * dnssdRegisterCallback() - DNSServiceRegister callback.
+ * dnssdRegisterPrinter() - Start sending broadcast information for a
+ * printer or update the broadcast contents.
+@@ -83,6 +85,7 @@
+ */
+
+ #include "cupsd.h"
++#include <assert.h>
+ #include <grp.h>
+
+ #ifdef HAVE_DNSSD
+@@ -97,6 +100,17 @@
+ # endif /* HAVE_SYSTEMCONFIGURATION */
+ # endif /* __APPLE__ */
+ #endif /* HAVE_DNSSD */
++#ifdef HAVE_AVAHI
++# include <avahi-common/domain.h>
++#endif /* HAVE_AVAHI */
++
++
++#ifdef HAVE_DNSSD
++typedef char *cupsd_txt_record_t;
++#endif /* HAVE_DNSSD */
++#ifdef HAVE_AVAHI
++typedef AvahiStringList *cupsd_txt_record_t;
++#endif /* HAVE_AVAHI */
+
+
+ /*
+@@ -159,27 +173,38 @@ static void update_polling(void);
+ static void update_smb(int onoff);
+
+
++#if defined(HAVE_DNSSD) || defined(HAVE_AVAHI)
++static cupsd_txt_record_t dnssdBuildTxtRecord(int *txt_len, cupsd_printer_t *p,
++ int for_lpd);
++static void dnssdDeregisterPrinter(cupsd_printer_t *p);
++static void dnssdRegisterPrinter(cupsd_printer_t *p);
++static void dnssdStop(void);
++#endif /* defined(HAVE_DNSSD) || defined(HAVE_AVAHI) */
++
+ #ifdef HAVE_DNSSD
+ # ifdef HAVE_COREFOUNDATION
+ static void dnssdAddAlias(const void *key, const void *value,
+ void *context);
+ # endif /* HAVE_COREFOUNDATION */
+-static char *dnssdBuildTxtRecord(int *txt_len, cupsd_printer_t *p,
+- int for_lpd);
+-static int dnssdComparePrinters(cupsd_printer_t *a, cupsd_printer_t *b);
+-static void dnssdDeregisterPrinter(cupsd_printer_t *p);
+-static char *dnssdPackTxtRecord(int *txt_len, char *keyvalue[][2],
+- int count);
+ static void dnssdRegisterCallback(DNSServiceRef sdRef,
+ DNSServiceFlags flags,
+ DNSServiceErrorType errorCode,
+ const char *name, const char *regtype,
+ const char *domain, void *context);
+-static void dnssdRegisterPrinter(cupsd_printer_t *p);
+-static void dnssdStop(void);
+ static void dnssdUpdate(void);
+ #endif /* HAVE_DNSSD */
+
++#ifdef HAVE_AVAHI
++static AvahiStringList *avahiPackTxtRecord(char *keyvalue[][2],
++ int count);
++static void avahi_entry_group_cb (AvahiEntryGroup *group,
++ AvahiEntryGroupState state,
++ void *userdata);
++static void avahi_client_cb (AvahiClient *client,
++ AvahiClientState state,
++ void *userdata);
++#endif /* HAVE_AVAHI */
++
+ #ifdef HAVE_LDAP
+ static const char * const ldap_attrs[] =/* CUPS LDAP attributes */
+ {
+@@ -283,10 +308,10 @@ cupsdDeregisterPrinter(
+ ldap_dereg_printer(p);
+ #endif /* HAVE_LDAP */
+
+-#ifdef HAVE_DNSSD
+- if (removeit && (BrowseLocalProtocols & BROWSE_DNSSD) && DNSSDRef)
++#if defined(HAVE_DNSSD) || defined(HAVE_AVAHI)
++ if (removeit && (BrowseLocalProtocols & BROWSE_DNSSD))
+ dnssdDeregisterPrinter(p);
+-#endif /* HAVE_DNSSD */
++#endif /* defined(HAVE_DNSSD) || defined(HAVE_AVAHI) */
+ }
+
+
+@@ -702,10 +727,10 @@ cupsdRegisterPrinter(cupsd_printer_t *p)
+ slpRegisterPrinter(p); */
+ #endif /* HAVE_LIBSLP */
+
+-#ifdef HAVE_DNSSD
+- if ((BrowseLocalProtocols & BROWSE_DNSSD) && DNSSDRef)
++#if defined(HAVE_DNSSD) || defined(HAVE_AVAHI)
++ if ((BrowseLocalProtocols & BROWSE_DNSSD))
+ dnssdRegisterPrinter(p);
+-#endif /* HAVE_DNSSD */
++#endif /* defined(HAVE_DNSSD) || defined(HAVE_AVAHI) */
+ }
+
+
+@@ -1419,6 +1444,36 @@ ldap_disconnect(LDAP *ld) /* I - LDAP h
+ #endif /* HAVE_LDAP */
+
+
++#ifdef HAVE_AVAHI
++/*
++ * 'cupsdStartAvahiClient()' - Start an Avahi client if needed
++ */
++
++void
++cupsdStartAvahiClient(void)
++{
++ int error = 0;
++
++ if (!AvahiCupsClient && !AvahiCupsClientConnecting)
++ {
++ if (!AvahiCupsPollHandle)
++ AvahiCupsPollHandle = avahi_cups_poll_new ();
++
++ if (AvahiCupsPollHandle)
++ {
++ if (avahi_client_new (avahi_cups_poll_get (AvahiCupsPollHandle),
++ AVAHI_CLIENT_NO_FAIL,
++ avahi_client_cb, NULL,
++ &error) != NULL)
++ AvahiCupsClientConnecting = 1;
++ else
++ cupsdLogMessage (CUPSD_LOG_WARN, "Avahi client failed: %d", error);
++ }
++ }
++}
++#endif /* HAVE_AVAHI */
++
++
+ /*
+ * 'cupsdStartBrowsing()' - Start sending and receiving broadcast information.
+ */
+@@ -1542,13 +1597,16 @@ cupsdStartBrowsing(void)
+ else
+ BrowseSocket = -1;
+
+-#ifdef HAVE_DNSSD
++#if defined(HAVE_DNSSD) || defined(HAVE_AVAHI)
+ if ((BrowseLocalProtocols | BrowseRemoteProtocols) & BROWSE_DNSSD)
+ {
++#ifdef HAVE_DNSSD
+ DNSServiceErrorType error; /* Error from service creation */
++#endif /* HAVE_DNSSD */
+ cupsd_listener_t *lis; /* Current listening socket */
+
+
++#ifdef HAVE_DNSSD
+ /*
+ * First create a "master" connection for all registrations...
+ */
+@@ -1573,6 +1631,7 @@ cupsdStartBrowsing(void)
+ fcntl(fd, F_SETFD, fcntl(fd, F_GETFD) | FD_CLOEXEC);
+
+ cupsdAddSelect(fd, (cupsd_selfunc_t)dnssdUpdate, NULL, NULL);
++#endif /* HAVE_DNSSD */
+
+ /*
+ * Then get the port we use for registrations. If we are not listening
+@@ -1598,17 +1657,23 @@ cupsdStartBrowsing(void)
+ */
+
+ if (BrowseRemoteProtocols & BROWSE_DNSSD)
+- DNSSDPrinters = cupsArrayNew((cups_array_func_t)dnssdComparePrinters,
+- NULL);
++ DNSSDPrinters = cupsArrayNew(NULL, NULL);
+
+ /*
+ * Set the computer name and register the web interface...
+ */
+
+ cupsdUpdateDNSSDName();
++
++#ifdef HAVE_AVAHI
++ cupsdStartAvahiClient ();
++#endif /* HAVE_AVAHI */
++
++#ifdef HAVE_DNSSD
+ }
+- }
+ #endif /* HAVE_DNSSD */
++ }
++#endif /* defined(HAVE_DNSSD) || defined(HAVE_AVAHI) */
+
+ #ifdef HAVE_LIBSLP
+ if ((BrowseLocalProtocols | BrowseRemoteProtocols) & BROWSE_SLP)
+@@ -1834,10 +1899,10 @@ cupsdStopBrowsing(void)
+ BrowseSocket = -1;
+ }
+
+-#ifdef HAVE_DNSSD
+- if ((BrowseLocalProtocols & BROWSE_DNSSD) && DNSSDRef)
++#if defined(HAVE_DNSSD) || defined(HAVE_AVAHI)
++ if ((BrowseLocalProtocols & BROWSE_DNSSD))
+ dnssdStop();
+-#endif /* HAVE_DNSSD */
++#endif /* defined(HAVE_DNSSD) || defined(HAVE_AVAHI) */
+
+ #ifdef HAVE_LIBSLP
+ if (((BrowseLocalProtocols | BrowseRemoteProtocols) & BROWSE_SLP) &&
+@@ -1902,7 +1967,7 @@ cupsdStopPolling(void)
+ }
+
+
+-#ifdef HAVE_DNSSD
++#if defined(HAVE_DNSSD) || defined(HAVE_AVAHI)
+ /*
+ * 'cupsdUpdateDNSSDName()' - Update the computer name we use for browsing...
+ */
+@@ -1910,8 +1975,14 @@ cupsdStopPolling(void)
+ void
+ cupsdUpdateDNSSDName(void)
+ {
++#ifdef HAVE_DNSSD
+ DNSServiceErrorType error; /* Error from service creation */
+ char webif[1024]; /* Web interface share name */
++#endif /* HAVE_DNSSD */
++#ifdef HAVE_AVAHI
++ int ret; /* Error from service creation */
++ char webif[AVAHI_LABEL_MAX]; /* Web interface share name */
++#endif /* HAVE_AVAHI */
+ # ifdef HAVE_SYSTEMCONFIGURATION
+ SCDynamicStoreRef sc; /* Context for dynamic store */
+ CFDictionaryRef btmm; /* Back-to-My-Mac domains */
+@@ -2042,6 +2113,7 @@ cupsdUpdateDNSSDName(void)
+ else
+ strlcpy(webif, "CUPS Web Interface", sizeof(webif));
+
++#ifdef HAVE_DNSSD
+ if (WebIFRef)
+ DNSServiceRefDeallocate(WebIFRef);
+
+@@ -2054,9 +2126,45 @@ cupsdUpdateDNSSDName(void)
+ NULL)) != kDNSServiceErr_NoError)
+ cupsdLogMessage(CUPSD_LOG_ERROR,
+ "DNS-SD web interface registration failed: %d", error);
++#endif /* HAVE_DNSSD */
++
++#ifdef HAVE_AVAHI
++ if (!AvahiCupsClient)
++ /*
++ * Client not yet running.
++ */
++ return;
++
++ if (AvahiWebIFGroup)
++ avahi_entry_group_reset (AvahiWebIFGroup);
++ else
++ AvahiWebIFGroup = avahi_entry_group_new (AvahiCupsClient,
++ avahi_entry_group_cb,
++ NULL);
++
++ if (AvahiWebIFGroup)
++ {
++ ret = avahi_entry_group_add_service (AvahiWebIFGroup,
++ AVAHI_IF_UNSPEC,
++ AVAHI_PROTO_UNSPEC,
++ 0, /* flags */
++ webif, /* name */
++ "_http._tcp", /* type */
++ NULL, /* domain */
++ NULL, /* host */
++ DNSSDPort, /* port */
++ "path=/", NULL);
++ if (ret == 0)
++ ret = avahi_entry_group_commit (AvahiWebIFGroup);
++
++ if (ret != 0)
++ cupsdLogMessage (CUPSD_LOG_ERROR,
++ "Avahi web interface registration failed: %d", ret);
++ }
++#endif /* HAVE_AVAHI */
+ }
+ }
+-#endif /* HAVE_DNSSD */
++#endif /* defined(HAVE_DNSSD) || defined(HAVE_AVAHI) */
+
+
+ #ifdef HAVE_LDAP
+@@ -2334,13 +2442,15 @@ dnssdAddAlias(const void *key, /* I - K
+ "Bad Back to My Mac domain in dynamic store!");
+ }
+ # endif /* HAVE_COREFOUNDATION */
++#endif /* HAVE_DNSSD */
+
+
++#if defined(HAVE_DNSSD) || defined(HAVE_AVAHI)
+ /*
+ * 'dnssdBuildTxtRecord()' - Build a TXT record from printer info.
+ */
+
+-static char * /* O - TXT record */
++static cupsd_txt_record_t /* O - TXT record */
+ dnssdBuildTxtRecord(
+ int *txt_len, /* O - TXT record length */
+ cupsd_printer_t *p, /* I - Printer information */
+@@ -2379,7 +2489,12 @@ dnssdBuildTxtRecord(
+ keyvalue[i ][0] = "ty";
+ keyvalue[i++][1] = p->make_model ? p->make_model : "Unknown";
+
+- snprintf(admin_hostname, sizeof(admin_hostname), "%s.local.", DNSSDHostName);
++ snprintf(admin_hostname, sizeof(admin_hostname),
++ "%s.local"
++#ifdef HAVE_DNSSD
++ "." /* terminating dot no good for Avahi */
++#endif /* HAVE_DNSSD */
++ , DNSSDHostName);
+ httpAssembleURIf(HTTP_URI_CODING_ALL, adminurl_str, sizeof(adminurl_str),
+ "http", NULL, admin_hostname, DNSSDPort, "/%s/%s",
+ (p->type & CUPS_PRINTER_CLASS) ? "classes" : "printers",
+@@ -2462,19 +2577,12 @@ dnssdBuildTxtRecord(
+ * Then pack them into a proper txt record...
+ */
+
++#ifdef HAVE_DNSSD
+ return (dnssdPackTxtRecord(txt_len, keyvalue, i));
+-}
+-
+-
+-/*
+- * 'dnssdComparePrinters()' - Compare the registered names of two printers.
+- */
+-
+-static int /* O - Result of comparison */
+-dnssdComparePrinters(cupsd_printer_t *a,/* I - First printer */
+- cupsd_printer_t *b)/* I - Second printer */
+-{
+- return (_cups_strcasecmp(a->reg_name, b->reg_name));
++#endif /* HAVE_DNSSD */
++#ifdef HAVE_AVAHI
++ return (avahiPackTxtRecord(keyvalue, i));
++#endif /* HAVE_AVAHI */
+ }
+
+
+@@ -2489,6 +2597,10 @@ dnssdDeregisterPrinter(
+ {
+ cupsdLogMessage(CUPSD_LOG_DEBUG2, "dnssdDeregisterPrinter(%s)", p->name);
+
++#ifdef HAVE_DNSSD
++ if (!DNSSDRef)
++ return;
++
+ /*
+ * Closing the socket deregisters the service
+ */
+@@ -2524,6 +2636,24 @@ dnssdDeregisterPrinter(
+ free(p->printer_txt);
+ p->printer_txt = NULL;
+ }
++#endif /* HAVE_DNSSD */
++
++#ifdef HAVE_AVAHI
++ if (p->avahi_group)
++ {
++ avahi_entry_group_reset (p->avahi_group);
++ avahi_entry_group_free (p->avahi_group);
++ p->avahi_group = NULL;
++
++ if (p->ipp_txt)
++ avahi_string_list_free (p->ipp_txt);
++
++ if (p->printer_txt)
++ avahi_string_list_free (p->printer_txt);
++
++ p->ipp_txt = p->printer_txt = NULL;
++ }
++#endif /* HAVE_AVAHI */
+
+ /*
+ * Remove the printer from the array of DNS-SD printers, then clear the
+@@ -2533,8 +2663,10 @@ dnssdDeregisterPrinter(
+ cupsArrayRemove(DNSSDPrinters, p);
+ cupsdClearString(&p->reg_name);
+ }
++#endif /* defined(HAVE_DNSSD) || defined(HAVE_AVAHI) */
+
+
++#ifdef HAVE_DNSSD
+ /*
+ * 'dnssdPackTxtRecord()' - Pack an array of key/value pairs into the
+ * TXT record format.
+@@ -2644,8 +2776,10 @@ dnssdRegisterCallback(
+ LastEvent |= CUPSD_EVENT_PRINTER_MODIFIED;
+ }
+ }
++#endif /* HAVE_DNSSD */
+
+
++#if defined(HAVE_DNSSD) || defined(HAVE_AVAHI)
+ /*
+ * 'dnssdRegisterPrinter()' - Start sending broadcast information for a printer
+ * or update the broadcast contents.
+@@ -2654,20 +2788,40 @@ dnssdRegisterCallback(
+ static void
+ dnssdRegisterPrinter(cupsd_printer_t *p)/* I - Printer */
+ {
++#ifdef HAVE_DNSSD
+ DNSServiceErrorType se; /* dnssd errors */
+ char *ipp_txt, /* IPP TXT record buffer */
+ *printer_txt, /* LPD TXT record buffer */
+- name[1024], /* Service name */
+- *nameptr; /* Pointer into name */
++ name[1024]; /* Service name */
+ int ipp_len, /* IPP TXT record length */
+ printer_len, /* LPD TXT record length */
+ printer_port; /* LPD port number */
++#endif /* HAVE_DNSSD */
++#ifdef HAVE_AVAHI
++ int ret; /* Error code */
++ AvahiStringList *ipp_txt, /* IPP TXT record */
++ *printer_txt; /* LPD TXT record */
++ char name[AVAHI_LABEL_MAX], /* Service name */
++ fullsubtype[AVAHI_LABEL_MAX]; /* Full subtype */
++ char *regtype_copy, /* Writeable copy of reg type */
++ *subtype, /* Current service sub type */
++ *nextsubtype; /* Next service sub type */
++#endif /* HAVE_AVAHI */
++ char *nameptr; /* Pointer into name */
+ const char *regtype; /* Registration type */
+
+
++#ifdef HAVE_DNSSD
++ if (!DNSSDRef)
++ return;
++
+ cupsdLogMessage(CUPSD_LOG_DEBUG2, "dnssdRegisterPrinter(%s) %s", p->name,
+ !p->ipp_ref ? "new" : "update");
+-
++#endif /* HAVE_DNSSD */
++#ifdef HAVE_AVAHI
++ cupsdLogMessage(CUPSD_LOG_DEBUG2, "dnssdRegisterPrinter(%s) %s", p->name,
++ !p->avahi_group ? "new" : "update");
++#endif /* HAVE_AVAHI */
+ /*
+ * If per-printer sharing was just disabled make sure we're not
+ * registered before returning.
+@@ -2686,12 +2840,36 @@ dnssdRegisterPrinter(cupsd_printer_t *p)
+ if (p->info && strlen(p->info) > 0)
+ {
+ if (DNSSDComputerName)
+- snprintf(name, sizeof(name), "%s @ %s", p->info, DNSSDComputerName);
++ {
++ /*
++ * Make sure there is room for at least 15 characters of
++ * DNSSDComputerName.
++ */
++
++ assert(sizeof(name) >= 15 + 4);
++ nameptr = name + strlcpy(name, p->info,
++ sizeof(name) - 4 -
++ strnlen(DNSSDComputerName, 15));
++ nameptr += strlcpy(nameptr, " @ ", sizeof(name) - (nameptr - name));
++ strlcpy(nameptr, DNSSDComputerName, sizeof(name) - (nameptr - name));
++ }
+ else
+ strlcpy(name, p->info, sizeof(name));
+ }
+ else if (DNSSDComputerName)
+- snprintf(name, sizeof(name), "%s @ %s", p->name, DNSSDComputerName);
++ {
++ /*
++ * Make sure there is room for at least 15 characters of
++ * DNSSDComputerName.
++ */
++
++ assert(sizeof(name) >= 15 + 4);
++ nameptr = name + strlcpy(name, p->info,
++ sizeof(name) - 4 -
++ strnlen(DNSSDComputerName, 15));
++ nameptr += strlcpy(nameptr, " @ ", sizeof(name) - (nameptr - name));
++ strlcpy(nameptr, DNSSDComputerName, sizeof(name) - (nameptr - name));
++ }
+ else
+ strlcpy(name, p->name, sizeof(name));
+
+@@ -2712,6 +2890,7 @@ dnssdRegisterPrinter(cupsd_printer_t *p)
+ * Register IPP and (optionally) LPD...
+ */
+
++#ifdef HAVE_DNSSD
+ ipp_len = 0; /* anti-compiler-warning-code */
+ ipp_txt = dnssdBuildTxtRecord(&ipp_len, p, 0);
+
+@@ -2884,6 +3063,209 @@ dnssdRegisterPrinter(cupsd_printer_t *p)
+
+ if (printer_txt)
+ free(printer_txt);
++#endif /* HAVE_DNSSD */
++#ifdef HAVE_AVAHI
++ if (!AvahiCupsClient)
++ /*
++ * Client not running yet. The client callback will call us again later.
++ */
++ return;
++
++ ipp_txt = dnssdBuildTxtRecord(NULL, p, 0);
++ printer_txt = dnssdBuildTxtRecord(NULL, p, 1);
++ regtype = (p->type & CUPS_PRINTER_FAX) ? "_fax-ipp._tcp" : DNSSDRegType;
++
++ if (p->avahi_group && p->ipp_txt && ipp_txt &&
++ !avahi_string_list_equal (p->ipp_txt, ipp_txt))
++ {
++ /*
++ * Update the existing registration...
++ */
++
++ avahi_string_list_free (p->ipp_txt);
++
++ if (p->printer_txt)
++ avahi_string_list_free (p->printer_txt);
++
++ /*
++ * Update the service group entry.
++ */
++
++ regtype_copy = strdup (regtype);
++ subtype = strchr (regtype_copy, ',');
++ if (subtype)
++ *subtype = '\0';
++
++ cupsdLogMessage (CUPSD_LOG_DEBUG,
++ "Updating TXT record for %s (%s)", name, regtype_copy);
++ ret = avahi_entry_group_update_service_txt_strlst (p->avahi_group,
++ AVAHI_IF_UNSPEC,
++ AVAHI_PROTO_UNSPEC,
++ 0, name,
++ regtype_copy,
++ NULL, ipp_txt);
++ free (regtype_copy);
++
++ if (ret < 0)
++ goto update_failed;
++
++ p->ipp_txt = ipp_txt;
++ ipp_txt = NULL;
++
++ if (BrowseLocalProtocols & BROWSE_LPD)
++ {
++ ret = avahi_entry_group_update_service_txt_strlst (p->avahi_group,
++ AVAHI_IF_UNSPEC,
++ AVAHI_PROTO_UNSPEC,
++ 0, name,
++ "_printer._tcp", NULL,
++ printer_txt);
++ if (ret < 0)
++ goto update_failed;
++
++ p->printer_txt = printer_txt;
++ printer_txt = NULL;
++ }
++
++ ret = avahi_entry_group_commit (p->avahi_group);
++ if (ret < 0)
++ {
++ update_failed:
++ cupsdLogMessage (CUPSD_LOG_ERROR,
++ "Failed to update TXT record for %s: %d",
++ name, ret);
++ avahi_entry_group_reset (p->avahi_group);
++ avahi_entry_group_free (p->avahi_group);
++ p->avahi_group = NULL;
++ ipp_txt = p->ipp_txt;
++ p->ipp_txt = NULL;
++ }
++ }
++
++ if (!p->avahi_group)
++ {
++ /*
++ * Initial registration. Use the _fax subtype for fax queues...
++ */
++
++ p->avahi_group = avahi_entry_group_new (AvahiCupsClient,
++ avahi_entry_group_cb,
++ p);
++
++ cupsdLogMessage(CUPSD_LOG_DEBUG,
++ "Registering Avahi printer %s with name \"%s\" and "
++ "type \"%s\"", p->name, name, regtype);
++
++ if (!p->avahi_group)
++ {
++ ret = 0;
++ goto add_failed;
++ }
++
++ /*
++ * Add each service type (DNSSDRegType may contain several,
++ * separated by commas).
++ */
++
++ subtype = regtype_copy = strdup (regtype);
++ while (subtype && *subtype)
++ {
++ nextsubtype = strchr (subtype, ',');
++ if (nextsubtype)
++ *nextsubtype++ = '\0';
++
++ if (subtype == regtype_copy)
++ {
++ /*
++ * Main type entry.
++ */
++
++ cupsdLogMessage (CUPSD_LOG_DEBUG,
++ "Adding TXT record for %s (%s)", name, regtype_copy);
++ ret = avahi_entry_group_add_service_strlst (p->avahi_group,
++ AVAHI_IF_UNSPEC,
++ AVAHI_PROTO_UNSPEC,
++ 0, name, regtype_copy,
++ NULL, NULL,
++ DNSSDPort,
++ ipp_txt);
++ }
++ else
++ {
++ /*
++ * Sub-type entry.
++ */
++
++ snprintf (fullsubtype, sizeof(fullsubtype),
++ "%s._sub.%s", subtype, regtype_copy);
++ cupsdLogMessage (CUPSD_LOG_DEBUG,
++ "Adding TXT record for %s (%s)", name, fullsubtype);
++ ret = avahi_entry_group_add_service_subtype (p->avahi_group,
++ AVAHI_IF_UNSPEC,
++ AVAHI_PROTO_UNSPEC,
++ 0, name,
++ regtype_copy,
++ NULL, fullsubtype);
++ }
++
++ if (ret < 0)
++ {
++ free (regtype_copy);
++ goto add_failed;
++ }
++
++ subtype = nextsubtype;
++ }
++
++ free (regtype_copy);
++ p->ipp_txt = ipp_txt;
++ ipp_txt = NULL;
++
++ if (BrowseLocalProtocols & BROWSE_LPD)
++ {
++ cupsdLogMessage(CUPSD_LOG_DEBUG,
++ "Registering Avahi printer %s with name \"%s\" and "
++ "type \"_printer._tcp\"", p->name, name);
++
++ ret = avahi_entry_group_add_service_strlst (p->avahi_group,
++ AVAHI_IF_UNSPEC,
++ AVAHI_PROTO_UNSPEC,
++ 0, name,
++ "_printer._tcp", NULL, NULL,
++ 515,
++ printer_txt);
++ if (ret < 0)
++ goto add_failed;
++
++ p->printer_txt = printer_txt;
++ printer_txt = NULL;
++ }
++
++ ret = avahi_entry_group_commit (p->avahi_group);
++
++ if (ret < 0)
++ {
++ add_failed:
++ cupsdLogMessage (CUPSD_LOG_ERROR,
++ "Failed to add Avahi entry for %s: %d",
++ name, ret);
++ if (p->avahi_group)
++ {
++ avahi_entry_group_reset (p->avahi_group);
++ avahi_entry_group_free (p->avahi_group);
++ p->avahi_group = NULL;
++ }
++ ipp_txt = p->ipp_txt;
++ p->ipp_txt = NULL;
++ }
++ }
++
++ if (ipp_txt)
++ avahi_string_list_free (ipp_txt);
++
++ if (printer_txt)
++ avahi_string_list_free (printer_txt);
++#endif /* HAVE_AVAHI */
+ }
+
+
+@@ -2896,6 +3278,10 @@ dnssdStop(void)
+ {
+ cupsd_printer_t *p; /* Current printer */
+
++#ifdef HAVE_DNSSD
++ if (!DNSSDRef)
++ return;
++#endif /* HAVE_DNSSD */
+
+ /*
+ * De-register the individual printers
+@@ -2906,6 +3292,7 @@ dnssdStop(void)
+ p = (cupsd_printer_t *)cupsArrayNext(Printers))
+ dnssdDeregisterPrinter(p);
+
++#ifdef HAVE_DNSSD
+ /*
+ * Shutdown the rest of the service refs...
+ */
+@@ -2926,14 +3313,17 @@ dnssdStop(void)
+
+ DNSServiceRefDeallocate(DNSSDRef);
+ DNSSDRef = NULL;
++#endif /* HAVE_DNSSD */
+
+ cupsArrayDelete(DNSSDPrinters);
+ DNSSDPrinters = NULL;
+
+ DNSSDPort = 0;
+ }
++#endif /* defined(HAVE_DNSSD) || defined(HAVE_AVAHI) */
+
+
++#ifdef HAVE_DNSSD
+ /*
+ * 'dnssdUpdate()' - Handle DNS-SD queries.
+ */
+@@ -2955,6 +3345,153 @@ dnssdUpdate(void)
+ #endif /* HAVE_DNSSD */
+
+
++#ifdef HAVE_AVAHI
++/*
++ * 'avahiPackTxtRecord()' - Pack an array of key/value pairs into an
++ * AvahiStringList.
++ */
++
++static AvahiStringList * /* O - new string list */
++avahiPackTxtRecord(char *keyvalue[][2], /* I - Table of key value pairs */
++ int count) /* I - Number of items in table */
++{
++ AvahiStringList *strlst = NULL;
++ char **elements;
++ size_t len;
++ int i = 0;
++
++ elements = malloc ((1 + count) * sizeof (char *));
++ if (!elements)
++ goto cleanup;
++
++ for (i = 0; i < count; i++)
++ {
++ len = (1 + strlen (keyvalue[i][0]) +
++ (keyvalue[i][1] ? 1 + strlen (keyvalue[i][1]) : 1));
++ elements[i] = malloc (len * sizeof (char));
++ if (!elements[i])
++ goto cleanup;
++
++ snprintf (elements[i], len, "%s=%s", keyvalue[i][0], keyvalue[i][1]);
++ }
++
++ strlst = avahi_string_list_new_from_array ((const char **) elements, count);
++
++cleanup:
++ while (--i >= 0)
++ free (elements[i]);
++
++ free (elements);
++ return (strlst);
++}
++
++
++/*
++ * 'avahi_entry_group_cb()' - Avahi entry group callback function.
++ */
++static void
++avahi_entry_group_cb (AvahiEntryGroup *group,
++ AvahiEntryGroupState state,
++ void *userdata)
++{
++ char *name;
++
++ if (userdata)
++ name = ((cupsd_printer_t *) userdata)->reg_name;
++ else
++ name = "CUPS web interface";
++
++ switch (state)
++ {
++ case AVAHI_ENTRY_GROUP_UNCOMMITED:
++ case AVAHI_ENTRY_GROUP_REGISTERING:
++ break;
++
++ case AVAHI_ENTRY_GROUP_ESTABLISHED:
++ cupsdLogMessage (CUPSD_LOG_DEBUG,
++ "Avahi entry group established for %s", name);
++ break;
++
++ default:
++ cupsdLogMessage (CUPSD_LOG_DEBUG,
++ "Avahi entry group %s has state %d",
++ name, state);
++ break;
++ }
++}
++
++
++/*
++ * 'avahi_client_cb()' - Avahi client callback function.
++ */
++static void
++avahi_client_cb (AvahiClient *client,
++ AvahiClientState state,
++ void *userdata)
++{
++ cupsd_printer_t *printer;
++ switch (state)
++ {
++ case AVAHI_CLIENT_S_RUNNING:
++ /*
++ * Avahi client started successfully.
++ */
++ AvahiCupsClient = client;
++ AvahiCupsClientConnecting = 0;
++ cupsdLogMessage (CUPSD_LOG_DEBUG, "Avahi client started");
++
++ cupsdUpdateDNSSDName ();
++
++ for (printer = (cupsd_printer_t *)cupsArrayFirst(Printers);
++ printer;
++ printer = (cupsd_printer_t *)cupsArrayNext(Printers))
++ if (Browsing && (BrowseLocalProtocols & BROWSE_DNSSD) &&
++ (!(printer->type & (CUPS_PRINTER_REMOTE | CUPS_PRINTER_IMPLICIT |
++ CUPS_PRINTER_SCANNER))) && printer->shared)
++ dnssdRegisterPrinter (printer);
++
++ break;
++
++ case AVAHI_CLIENT_CONNECTING:
++ /*
++ * No Avahi daemon, client is waiting.
++ */
++ cupsdLogMessage (CUPSD_LOG_DEBUG, "Avahi client connecting");
++ break;
++
++ case AVAHI_CLIENT_S_REGISTERING:
++ /*
++ * Not yet registered.
++ */
++ cupsdLogMessage (CUPSD_LOG_DEBUG, "Avahi client registering");
++ break;
++
++ case AVAHI_CLIENT_FAILURE:
++ /*
++ * Avahi client failed, close it to allow a clean restart.
++ */
++ cupsdLogMessage (CUPSD_LOG_ERROR,
++ "Avahi client failed, "
++ "closing client to allow a clean restart");
++
++ for (printer = (cupsd_printer_t *)cupsArrayFirst(Printers);
++ printer;
++ printer = (cupsd_printer_t *)cupsArrayNext(Printers))
++ dnssdDeregisterPrinter (printer);
++
++ avahi_client_free(client);
++ AvahiCupsClientConnecting = 0;
++ AvahiCupsClient = NULL;
++
++ break;
++
++ default:
++ cupsdLogMessage (CUPSD_LOG_DEBUG, "Avahi client state: %d", state);
++ }
++}
++#endif /* HAVE_AVAHI */
++
++
+ /*
+ * 'get_auth_info_required()' - Get the auth-info-required value to advertise.
+ */
+diff -up cups-1.5.0/scheduler/dirsvc.h.avahi-5-services cups-1.5.0/scheduler/dirsvc.h
+--- cups-1.5.0/scheduler/dirsvc.h.avahi-5-services 2011-03-21 02:12:14.000000000 +0000
++++ cups-1.5.0/scheduler/dirsvc.h 2011-10-19 11:53:32.138177721 +0100
+@@ -31,6 +31,10 @@
+ # endif /* HAVE_LDAP_SSL_H */
+ #endif /* HAVE_LDAP */
+
++#ifdef HAVE_AVAHI
++# include <avahi-client/publish.h>
++#endif /* HAVE_AVAHI */
++
+ /*
+ * Browse protocols...
+ */
+@@ -131,19 +135,22 @@ VAR int PollPipe VALUE(0);
+ VAR cupsd_statbuf_t *PollStatusBuffer VALUE(NULL);
+ /* Status buffer for pollers */
+
+-#ifdef HAVE_DNSSD
++#if defined(HAVE_DNSSD) || defined(HAVE_AVAHI)
+ VAR char *DNSSDComputerName VALUE(NULL),
+ /* Computer/server name */
+ *DNSSDHostName VALUE(NULL),
+ /* Hostname */
+ *DNSSDRegType VALUE(NULL);
+ /* Bonjour registration type */
+-VAR cups_array_t *DNSSDAlias VALUE(NULL);
+- /* List of dynamic ServerAlias's */
+ VAR int DNSSDPort VALUE(0);
+ /* Port number to register */
+ VAR cups_array_t *DNSSDPrinters VALUE(NULL);
+ /* Printers we have registered */
++#endif /* defined(HAVE_DNSSD) || defined(HAVE_AVAHI) */
++
++#ifdef HAVE_DNSSD
++VAR cups_array_t *DNSSDAlias VALUE(NULL);
++ /* List of dynamic ServerAlias's */
+ VAR DNSServiceRef DNSSDRef VALUE(NULL),
+ /* Master DNS-SD service reference */
+ WebIFRef VALUE(NULL),
+@@ -152,6 +159,17 @@ VAR DNSServiceRef DNSSDRef VALUE(NULL),
+ /* Remote printer browse reference */
+ #endif /* HAVE_DNSSD */
+
++#ifdef HAVE_AVAHI
++VAR AvahiCupsPoll *AvahiCupsPollHandle VALUE(NULL);
++ /* AvahiCupsPoll object */
++VAR AvahiClient *AvahiCupsClient VALUE(NULL);
++ /* AvahiClient object */
++VAR int AvahiCupsClientConnecting VALUE(0);
++ /* Is AvahiClient object connecting? */
++VAR AvahiEntryGroup *AvahiWebIFGroup VALUE(NULL);
++ /* Web interface entry group */
++#endif /* HAVE_AVAHI */
++
+ #ifdef HAVE_LIBSLP
+ VAR SLPHandle BrowseSLPHandle VALUE(NULL);
+ /* SLP API handle */
+@@ -195,13 +213,14 @@ extern void cupsdRegisterPrinter(cupsd_p
+ extern void cupsdRestartPolling(void);
+ extern void cupsdSaveRemoteCache(void);
+ extern void cupsdSendBrowseList(void);
++extern void cupsdStartAvahiClient(void);
+ extern void cupsdStartBrowsing(void);
+ extern void cupsdStartPolling(void);
+ extern void cupsdStopBrowsing(void);
+ extern void cupsdStopPolling(void);
+-#ifdef HAVE_DNSSD
++#if defined(HAVE_DNSSD) || defined(HAVE_AVAHI)
+ extern void cupsdUpdateDNSSDName(void);
+-#endif /* HAVE_DNSSD */
++#endif /* defined(HAVE_DNSSD) || defined(HAVE_AVAHI) */
+ #ifdef HAVE_LDAP
+ extern void cupsdUpdateLDAPBrowse(void);
+ #endif /* HAVE_LDAP */
+diff -up cups-1.5.0/scheduler/ipp.c.avahi-5-services cups-1.5.0/scheduler/ipp.c
+--- cups-1.5.0/scheduler/ipp.c.avahi-5-services 2011-10-19 11:53:31.978180686 +0100
++++ cups-1.5.0/scheduler/ipp.c 2011-10-19 11:53:32.147177555 +0100
+@@ -6096,7 +6096,7 @@ copy_printer_attrs(
+ ippAddDate(con->response, IPP_TAG_PRINTER, "printer-current-time",
+ ippTimeToDate(curtime));
+
+-#ifdef HAVE_DNSSD
++#if defined(HAVE_DNSSD) || defined(HAVE_AVAHI)
+ if (!ra || cupsArrayFind(ra, "printer-dns-sd-name"))
+ {
+ if (printer->reg_name)
+@@ -6106,7 +6106,7 @@ copy_printer_attrs(
+ ippAddInteger(con->response, IPP_TAG_PRINTER, IPP_TAG_NOVALUE,
+ "printer-dns-sd-name", 0);
+ }
+-#endif /* HAVE_DNSSD */
++#endif /* defined(HAVE_DNSSD) || defined(HAVE_AVAHI) */
+
+ if (!ra || cupsArrayFind(ra, "printer-error-policy"))
+ ippAddString(con->response, IPP_TAG_PRINTER, IPP_TAG_NAME,
+diff -up cups-1.5.0/scheduler/main.c.avahi-5-services cups-1.5.0/scheduler/main.c
+--- cups-1.5.0/scheduler/main.c.avahi-5-services 2011-10-19 11:53:32.101178406 +0100
++++ cups-1.5.0/scheduler/main.c 2011-10-19 11:53:32.151177479 +0100
+@@ -120,6 +120,10 @@ main(int argc, /* I - Number of comm
+ cupsd_listener_t *lis; /* Current listener */
+ time_t current_time, /* Current time */
+ activity, /* Client activity timer */
++#ifdef HAVE_AVAHI
++ avahi_client_time, /* Time for next Avahi client
++ check */
++#endif /* HAVE_AVAHI */
+ browse_time, /* Next browse send time */
+ senddoc_time, /* Send-Document time */
+ expire_time, /* Subscription expire time */
+@@ -672,6 +676,9 @@ main(int argc, /* I - Number of comm
+ */
+
+ current_time = time(NULL);
++#ifdef HAVE_AVAHI
++ avahi_client_time = current_time;
++#endif /* HAVE_AVAHI */
+ browse_time = current_time;
+ event_time = current_time;
+ expire_time = current_time;
+@@ -894,6 +901,16 @@ main(int argc, /* I - Number of comm
+ tmo = cupsdNextTimeout (&tmo_delay);
+ if (tmo && tmo_delay == 0)
+ cupsdRunTimeout (tmo);
++
++ /*
++ * Try to restart the Avahi client every 10 seconds if needed...
++ */
++
++ if ((current_time - avahi_client_time) >= 10)
++ {
++ avahi_client_time = current_time;
++ cupsdStartAvahiClient();
++ }
+ #endif /* HAVE_AVAHI */
+
+ #ifndef __APPLE__
+diff -up cups-1.5.0/scheduler/printers.c.avahi-5-services cups-1.5.0/scheduler/printers.c
+--- cups-1.5.0/scheduler/printers.c.avahi-5-services 2011-10-19 11:53:31.916181835 +0100
++++ cups-1.5.0/scheduler/printers.c 2011-10-19 11:53:32.156177388 +0100
+@@ -883,9 +883,9 @@ cupsdDeletePrinter(
+ cupsdClearString(&p->alert);
+ cupsdClearString(&p->alert_description);
+
+-#ifdef HAVE_DNSSD
++#if defined(HAVE_DNSSD) || defined(HAVE_AVAHI)
+ cupsdClearString(&p->pdl);
+-#endif /* HAVE_DNSSD */
++#endif /* defined(HAVE_DNSSD) || defined(HAVE_AVAHI) */
+
+ cupsArrayDelete(p->filetypes);
+
+@@ -3787,7 +3787,7 @@ add_printer_formats(cupsd_printer_t *p)
+ attr->values[i].string.text = _cupsStrAlloc(mimetype);
+ }
+
+-#ifdef HAVE_DNSSD
++#if defined(HAVE_DNSSD) || defined(HAVE_AVAHI)
+ {
+ char pdl[1024]; /* Buffer to build pdl list */
+ mime_filter_t *filter; /* MIME filter looping var */
+@@ -3843,7 +3843,7 @@ add_printer_formats(cupsd_printer_t *p)
+
+ cupsdSetString(&p->pdl, pdl);
+ }
+-#endif /* HAVE_DNSSD */
++#endif /* defined(HAVE_DNSSD) || defined(HAVE_AVAHI) */
+ }
+
+
+diff -up cups-1.5.0/scheduler/printers.h.avahi-5-services cups-1.5.0/scheduler/printers.h
+--- cups-1.5.0/scheduler/printers.h.avahi-5-services 2011-03-18 18:42:46.000000000 +0000
++++ cups-1.5.0/scheduler/printers.h 2011-10-19 11:53:32.157177369 +0100
+@@ -16,6 +16,9 @@
+ #ifdef HAVE_DNSSD
+ # include <dns_sd.h>
+ #endif /* HAVE_DNSSD */
++#ifdef HAVE_AVAHI
++# include "avahi.h"
++#endif /* HAVE_AVAHI */
+ #include <cups/pwg-private.h>
+
+
+@@ -95,16 +98,23 @@ struct cupsd_printer_s
+ time_t marker_time; /* Last time marker attributes were updated */
+ _ppd_cache_t *pc; /* PPD cache and mapping data */
+
+-#ifdef HAVE_DNSSD
++#if defined(HAVE_DNSSD) || defined(HAVE_AVAHI)
+ char *reg_name, /* Name used for service registration */
+- *pdl, /* pdl value for TXT record */
+- *ipp_txt, /* IPP TXT record contents */
++ *pdl; /* pdl value for TXT record */
++#endif /* defined(HAVE_DNSSD) || defined(HAVE_AVAHI) */
++#ifdef HAVE_DNSSD
++ char *ipp_txt, /* IPP TXT record contents */
+ *printer_txt; /* LPD TXT record contents */
+ int ipp_len, /* IPP TXT record length */
+ printer_len; /* LPD TXT record length */
+ DNSServiceRef ipp_ref, /* Reference for _ipp._tcp,_cups */
+ printer_ref; /* Reference for _printer._tcp */
+ #endif /* HAVE_DNSSD */
++#ifdef HAVE_AVAHI
++ AvahiStringList *ipp_txt, /* IPP TXT record */
++ *printer_txt; /* LPD TXT record */
++ AvahiEntryGroup *avahi_group; /* Avahi entry group */
++#endif /* HAVE_AVAHI */
+ };
+
+
diff --git a/libre/cups-libre/cups-avahi.patch b/libre/cups-libre/cups-avahi.patch
deleted file mode 100644
index 47860ef97..000000000
--- a/libre/cups-libre/cups-avahi.patch
+++ /dev/null
@@ -1,3157 +0,0 @@
-Description: Avahi support
-Bug: http://www.cups.org/str.php?L3066
-Author: Tim Waugh
-Origin: git clone http://twaugh.fedorapeople.org/cups-avahi.git (Aug 11, 2011)
-
---- a/backend/dnssd.c
-+++ b/backend/dnssd.c
-@@ -15,14 +15,21 @@
- *
- * Contents:
- *
-+ * next_txt_record() - Get next TXT record from a cups_txt_records_t.
-+ * parse_txt_record_pair() - Read key/value pair in cups_txt_records_t.
- * main() - Browse for printers.
- * browse_callback() - Browse devices.
- * browse_local_callback() - Browse local devices.
- * compare_devices() - Compare two devices.
- * exec_backend() - Execute the backend that corresponds to the
- * resolved service name.
-+ * device_type() - Get DNS-SD type enumeration from string.
- * get_device() - Create or update a device.
- * query_callback() - Process query data.
-+ * avahi_client_callback() - Avahi client callback function.
-+ * avahi_query_callback() - Avahi query callback function.
-+ * avahi_browse_callback() - Avahi browse callback function.
-+ * find_device() - Find a device from its name and domain.
- * sigterm_handler() - Handle termination signals...
- * unquote() - Unquote a name string.
- */
-@@ -33,7 +40,18 @@
-
- #include "backend-private.h"
- #include <cups/array.h>
--#include <dns_sd.h>
-+#ifdef HAVE_DNSSD
-+# include <dns_sd.h>
-+#endif /* HAVE_DNSSD */
-+#ifdef HAVE_AVAHI
-+# include <avahi-client/client.h>
-+# include <avahi-client/lookup.h>
-+# include <avahi-common/simple-watch.h>
-+# include <avahi-common/domain.h>
-+# include <avahi-common/error.h>
-+# include <avahi-common/malloc.h>
-+#define kDNSServiceMaxDomainName AVAHI_DOMAIN_NAME_MAX
-+#endif /* HAVE_AVAHI */
-
-
- /*
-@@ -53,7 +71,12 @@
-
- typedef struct
- {
-+#ifdef HAVE_DNSSD
- DNSServiceRef ref; /* Service reference for resolve */
-+#endif /* HAVE_DNSSD */
-+#ifdef HAVE_AVAHI
-+ int resolved; /* Did we resolve the device? */
-+#endif /* HAVE_AVAHI */
- char *name, /* Service name */
- *domain, /* Domain name */
- *fullName, /* Full name */
-@@ -65,6 +88,20 @@
- sent; /* Did we list the device? */
- } cups_device_t;
-
-+typedef struct
-+{
-+ char key[256];
-+ char value[256];
-+
-+#ifdef HAVE_DNSSD
-+ const uint8_t *data;
-+ const uint8_t *datanext;
-+ const uint8_t *dataend;
-+#else /* HAVE_AVAHI */
-+ AvahiStringList *txt;
-+#endif /* HAVE_DNSSD */
-+} cups_txt_records_t;
-+
-
- /*
- * Local globals...
-@@ -78,6 +115,7 @@
- * Local functions...
- */
-
-+#ifdef HAVE_DNSSD
- static void browse_callback(DNSServiceRef sdRef,
- DNSServiceFlags flags,
- uint32_t interfaceIndex,
-@@ -93,12 +131,6 @@
- const char *regtype,
- const char *replyDomain,
- void *context);
--static int compare_devices(cups_device_t *a, cups_device_t *b);
--static void exec_backend(char **argv);
--static cups_device_t *get_device(cups_array_t *devices,
-- const char *serviceName,
-- const char *regtype,
-- const char *replyDomain);
- static void query_callback(DNSServiceRef sdRef,
- DNSServiceFlags flags,
- uint32_t interfaceIndex,
-@@ -107,9 +139,118 @@
- uint16_t rrclass, uint16_t rdlen,
- const void *rdata, uint32_t ttl,
- void *context);
-+#endif /* HAVE_DNSSD */
-+#ifdef HAVE_AVAHI
-+static void avahi_client_callback (AvahiClient *client,
-+ AvahiClientState state,
-+ void *context);
-+static void avahi_browse_callback (AvahiServiceBrowser *browser,
-+ AvahiIfIndex interface,
-+ AvahiProtocol protocol,
-+ AvahiBrowserEvent event,
-+ const char *serviceName,
-+ const char *regtype,
-+ const char *replyDomain,
-+ AvahiLookupResultFlags flags,
-+ void *context);
-+#endif /* HAVE_AVAHI */
-+
-+static cups_device_t * find_device (cups_array_t *devices,
-+ cups_txt_records_t *txt,
-+ cups_device_t *dkey);
-+static int compare_devices(cups_device_t *a, cups_device_t *b);
-+static void exec_backend(char **argv);
-+static cups_device_t *get_device(cups_array_t *devices,
-+ const char *serviceName,
-+ const char *regtype,
-+ const char *replyDomain);
- static void sigterm_handler(int sig);
- static void unquote(char *dst, const char *src, size_t dstsize);
-
-+#ifdef HAVE_AVAHI
-+static AvahiSimplePoll *simple_poll = NULL;
-+static int avahi_got_callback;
-+#endif /* HAVE_AVAHI */
-+
-+
-+/*
-+ * 'next_txt_record()' - Get next TXT record from a cups_txt_records_t.
-+ */
-+
-+static cups_txt_records_t *
-+next_txt_record (cups_txt_records_t *txt)
-+{
-+#ifdef HAVE_DNSSD
-+ txt->data = txt->datanext;
-+#else /* HAVE_AVAHI */
-+ txt->txt = avahi_string_list_get_next (txt->txt);
-+ if (txt->txt == NULL)
-+ return NULL;
-+#endif /* HAVE_DNSSD */
-+
-+ return txt;
-+}
-+
-+
-+/*
-+ * 'parse_txt_record_pair()' - Read key/value pair in cups_txt_records_t.
-+ */
-+
-+static int
-+parse_txt_record_pair (cups_txt_records_t *txt)
-+{
-+#ifdef HAVE_DNSSD
-+ uint8_t datalen;
-+ uint8_t *data = txt->data;
-+ char *ptr;
-+
-+ /*
-+ * Read a key/value pair starting with an 8-bit length. Since the
-+ * length is 8 bits and the size of the key/value buffers is 256, we
-+ * don't need to check for overflow...
-+ */
-+
-+ datalen = *data++;
-+ if (!datalen || (data + datalen) >= txt->dataend)
-+ return NULL;
-+ txt->datanext = data + datalen;
-+
-+ for (ptr = txt->key; data < txt->datanext && *data != '='; data ++)
-+ *ptr++ = *data;
-+ *ptr = '\0';
-+
-+ if (data < txt->datanext && *data == '=')
-+ {
-+ data++;
-+
-+ if (data < datanext)
-+ memcpy (txt->value, data, txt->datanext - data);
-+ value[txt->datanext - data] = '\0';
-+ }
-+ else
-+ return 1;
-+#else /* HAVE_AVAHI */
-+ char *key, *value;
-+ size_t len;
-+ avahi_string_list_get_pair (txt->txt, &key, &value, &len);
-+ if (len > sizeof (txt->value) - 1)
-+ len = sizeof (txt->value) - 1;
-+
-+ memcpy (txt->value, value, len);
-+ txt->value[len] = '\0';
-+ len = strlen (key);
-+ if (len > sizeof (txt->key) - 1)
-+ len = sizeof (txt->key) - 1;
-+
-+ memcpy (txt->key, key, len);
-+ txt->key[len] = '\0';
-+ avahi_free (key);
-+ avahi_free (value);
-+#endif /* HAVE_AVAHI */
-+
-+ return 0;
-+}
-+
-
- /*
- * 'main()' - Browse for printers.
-@@ -120,6 +261,13 @@
- char *argv[]) /* I - Command-line arguments */
- {
- const char *name; /* Backend name */
-+ cups_array_t *devices; /* Device array */
-+ cups_device_t *device; /* Current device */
-+ char uriName[1024]; /* Unquoted fullName for URI */
-+#ifdef HAVE_DNSSD
-+ int fd; /* Main file descriptor */
-+ fd_set input; /* Input set for select() */
-+ struct timeval timeout; /* Timeout for select() */
- DNSServiceRef main_ref, /* Main service reference */
- fax_ipp_ref, /* IPP fax service reference */
- ipp_ref, /* IPP service reference */
-@@ -133,12 +281,11 @@
- pdl_datastream_ref, /* AppSocket service reference */
- printer_ref, /* LPD service reference */
- riousbprint_ref; /* Remote IO service reference */
-- int fd; /* Main file descriptor */
-- fd_set input; /* Input set for select() */
-- struct timeval timeout; /* Timeout for select() */
-- cups_array_t *devices; /* Device array */
-- cups_device_t *device; /* Current device */
-- char uriName[1024]; /* Unquoted fullName for URI */
-+#endif /* HAVE_DNSSD */
-+#ifdef HAVE_AVAHI
-+ AvahiClient *client;
-+ int error;
-+#endif /* HAVE_AVAHI */
- #if defined(HAVE_SIGACTION) && !defined(HAVE_SIGSET)
- struct sigaction action; /* Actions for POSIX signals */
- #endif /* HAVE_SIGACTION && !HAVE_SIGSET */
-@@ -198,6 +345,49 @@
- * Browse for different kinds of printers...
- */
-
-+#ifdef HAVE_AVAHI
-+ if ((simple_poll = avahi_simple_poll_new ()) == NULL)
-+ {
-+ perror ("ERROR: Unable to create avahi simple poll object");
-+ return (1);
-+ }
-+
-+ client = avahi_client_new (avahi_simple_poll_get (simple_poll),
-+ 0, avahi_client_callback, NULL, &error);
-+ if (!client)
-+ {
-+ perror ("DEBUG: Unable to create avahi client");
-+ return (0);
-+ }
-+
-+ avahi_service_browser_new (client, AVAHI_IF_UNSPEC,
-+ AVAHI_PROTO_UNSPEC,
-+ "_fax-ipp._tcp", NULL, 0,
-+ avahi_browse_callback, devices);
-+ avahi_service_browser_new (client, AVAHI_IF_UNSPEC,
-+ AVAHI_PROTO_UNSPEC,
-+ "_ipp._tcp", NULL, 0,
-+ avahi_browse_callback, devices);
-+ avahi_service_browser_new (client, AVAHI_IF_UNSPEC,
-+ AVAHI_PROTO_UNSPEC,
-+ "_ipp-tls._tcp", NULL, 0,
-+ avahi_browse_callback, devices);
-+ avahi_service_browser_new (client, AVAHI_IF_UNSPEC,
-+ AVAHI_PROTO_UNSPEC,
-+ "_pdl-datastream._tcp",
-+ NULL, 0,
-+ avahi_browse_callback,
-+ devices);
-+ avahi_service_browser_new (client, AVAHI_IF_UNSPEC,
-+ AVAHI_PROTO_UNSPEC,
-+ "_printer._tcp", NULL, 0,
-+ avahi_browse_callback, devices);
-+ avahi_service_browser_new (client, AVAHI_IF_UNSPEC,
-+ AVAHI_PROTO_UNSPEC,
-+ "_riousbprint._tcp", NULL, 0,
-+ avahi_browse_callback, devices);
-+#endif /* HAVE_AVAHI */
-+#ifdef HAVE_DNSSD
- if (DNSServiceCreateConnection(&main_ref) != kDNSServiceErr_NoError)
- {
- perror("ERROR: Unable to create service connection");
-@@ -258,6 +448,7 @@
- riousbprint_ref = main_ref;
- DNSServiceBrowse(&riousbprint_ref, kDNSServiceFlagsShareConnection, 0,
- "_riousbprint._tcp", NULL, browse_callback, devices);
-+#endif /* HAVE_DNSSD */
-
- /*
- * Loop until we are killed...
-@@ -265,6 +456,9 @@
-
- while (!job_canceled)
- {
-+ int announce = 0;
-+
-+#ifdef HAVE_DNSSD
- FD_ZERO(&input);
- FD_SET(fd, &input);
-
-@@ -284,11 +478,35 @@
- }
- else
- {
-+ announce = 1;
-+ }
-+#else /* HAVE_AVAHI */
-+ int r;
-+ avahi_got_callback = 0;
-+ r = avahi_simple_poll_iterate (simple_poll, 1);
-+ if (r != 0 && r != EINTR)
-+ {
-+ /*
-+ * We've been told to exit the loop. Perhaps the connection to
-+ * avahi failed.
-+ */
-+
-+ break;
-+ }
-+
-+ if (avahi_got_callback)
-+ announce = 1;
-+#endif /* HAVE_DNSSD */
-+
-+ if (announce)
-+ {
- /*
- * Announce any devices we've found...
- */
-
-+#ifdef HAVE_DNSSD
- DNSServiceErrorType status; /* DNS query status */
-+#endif /* HAVE_DNSSD */
- cups_device_t *best; /* Best matching device */
- char device_uri[1024]; /* Device URI */
- int count; /* Number of queries */
-@@ -302,6 +520,7 @@
- if (device->sent)
- sent ++;
-
-+#ifdef HAVE_DNSSD
- if (device->ref)
- count ++;
-
-@@ -333,14 +552,23 @@
- count ++;
- }
- }
-- else if (!device->sent)
-+ else
-+#endif /* HAVE_DNSSD */
-+#ifdef HAVE_AVAHI
-+ if (!device->resolved)
-+ continue;
-+ else
-+#endif /* HAVE_AVAHI */
-+ if (!device->sent)
- {
-+#ifdef HAVE_DNSSD
- /*
- * Got the TXT records, now report the device...
- */
-
- DNSServiceRefDeallocate(device->ref);
- device->ref = 0;
-+#endif /* HAVE_DNSSD */
-
- if (!best)
- best = device;
-@@ -401,6 +629,7 @@
- }
-
-
-+#ifdef HAVE_DNSSD
- /*
- * 'browse_callback()' - Browse devices.
- */
-@@ -489,6 +718,7 @@
- device->fullName);
- device->sent = 1;
- }
-+#endif /* HAVE_DNSSD */
-
-
- /*
-@@ -569,6 +799,41 @@
-
-
- /*
-+ * 'device_type()' - Get DNS-SD type enumeration from string.
-+ */
-+
-+static int
-+device_type (const char *regtype)
-+{
-+#ifdef HAVE_AVAHI
-+ if (!strcmp(regtype, "_ipp._tcp"))
-+ return (CUPS_DEVICE_IPP);
-+ else if (!strcmp(regtype, "_ipps._tcp") ||
-+ !strcmp(regtype, "_ipp-tls._tcp"))
-+ return (CUPS_DEVICE_IPPS);
-+ else if (!strcmp(regtype, "_fax-ipp._tcp"))
-+ return (CUPS_DEVICE_FAX_IPP);
-+ else if (!strcmp(regtype, "_printer._tcp"))
-+ return (CUPS_DEVICE_PDL_DATASTREAM);
-+#else
-+ if (!strcmp(regtype, "_ipp._tcp."))
-+ return (CUPS_DEVICE_IPP);
-+ else if (!strcmp(regtype, "_ipps._tcp.") ||
-+ !strcmp(regtype, "_ipp-tls._tcp."))
-+ return (CUPS_DEVICE_IPPS);
-+ else if (!strcmp(regtype, "_fax-ipp._tcp."))
-+ return (CUPS_DEVICE_FAX_IPP);
-+ else if (!strcmp(regtype, "_printer._tcp."))
-+ return (CUPS_DEVICE_PRINTER);
-+ else if (!strcmp(regtype, "_pdl-datastream._tcp."))
-+ return (CUPS_DEVICE_PDL_DATASTREAM);
-+#endif /* HAVE_AVAHI */
-+
-+ return (CUPS_DEVICE_RIOUSBPRINT);
-+}
-+
-+
-+/*
- * 'get_device()' - Create or update a device.
- */
-
-@@ -589,20 +854,7 @@
- */
-
- key.name = (char *)serviceName;
--
-- if (!strcmp(regtype, "_ipp._tcp."))
-- key.type = CUPS_DEVICE_IPP;
-- else if (!strcmp(regtype, "_ipps._tcp.") ||
-- !strcmp(regtype, "_ipp-tls._tcp."))
-- key.type = CUPS_DEVICE_IPPS;
-- else if (!strcmp(regtype, "_fax-ipp._tcp."))
-- key.type = CUPS_DEVICE_FAX_IPP;
-- else if (!strcmp(regtype, "_printer._tcp."))
-- key.type = CUPS_DEVICE_PRINTER;
-- else if (!strcmp(regtype, "_pdl-datastream._tcp."))
-- key.type = CUPS_DEVICE_PDL_DATASTREAM;
-- else
-- key.type = CUPS_DEVICE_RIOUSBPRINT;
-+ key.type = device_type (regtype);
-
- for (device = cupsArrayFind(devices, &key);
- device;
-@@ -622,8 +874,14 @@
- free(device->domain);
- device->domain = strdup(replyDomain);
-
-+#ifdef HAVE_DNSSD
- DNSServiceConstructFullName(fullName, device->name, regtype,
- replyDomain);
-+#else /* HAVE_AVAHI */
-+ avahi_service_name_join (fullName, kDNSServiceMaxDomainName,
-+ serviceName, regtype, replyDomain);
-+#endif /* HAVE_DNSSD */
-+
- free(device->fullName);
- device->fullName = strdup(fullName);
- }
-@@ -643,6 +901,9 @@
- device->domain = strdup(replyDomain);
- device->type = key.type;
- device->priority = 50;
-+#ifdef HAVE_AVAHI
-+ device->resolved = 0;
-+#endif /* HAVE_AVAHI */
-
- cupsArrayAdd(devices, device);
-
-@@ -650,13 +911,20 @@
- * Set the "full name" of this service, which is used for queries...
- */
-
-+#ifdef HAVE_DNSSD
- DNSServiceConstructFullName(fullName, serviceName, regtype, replyDomain);
-+#else /* HAVE_AVAHI */
-+ avahi_service_name_join (fullName, kDNSServiceMaxDomainName,
-+ serviceName, regtype, replyDomain);
-+#endif /* HAVE_DNSSD */
-+
- device->fullName = strdup(fullName);
-
- return (device);
- }
-
-
-+#ifdef HAVE_DNSSD
- /*
- * 'query_callback()' - Process query data.
- */
-@@ -680,7 +948,7 @@
- *ptr; /* Pointer into string */
- cups_device_t dkey, /* Search key */
- *device; /* Device */
--
-+ cups_txt_records_t txt;
-
- fprintf(stderr, "DEBUG2: query_callback(sdRef=%p, flags=%x, "
- "interfaceIndex=%d, errorCode=%d, fullName=\"%s\", "
-@@ -714,94 +982,233 @@
- if ((ptr = strstr(name, "._")) != NULL)
- *ptr = '\0';
-
-- if (strstr(fullName, "_ipp._tcp."))
-- dkey.type = CUPS_DEVICE_IPP;
-- else if (strstr(fullName, "_ipps._tcp.") ||
-- strstr(fullName, "_ipp-tls._tcp."))
-- dkey.type = CUPS_DEVICE_IPPS;
-- else if (strstr(fullName, "_fax-ipp._tcp."))
-- dkey.type = CUPS_DEVICE_FAX_IPP;
-- else if (strstr(fullName, "_printer._tcp."))
-- dkey.type = CUPS_DEVICE_PRINTER;
-- else if (strstr(fullName, "_pdl-datastream._tcp."))
-- dkey.type = CUPS_DEVICE_PDL_DATASTREAM;
-+ dkey.type = device_type (fullName);
-+
-+ txt.data = rdata;
-+ txt.dataend = rdata + rdlen;
-+ device = find_device ((cups_array_t *) context, &txt, &dkey);
-+ if (!device)
-+ fprintf(stderr, "DEBUG: Ignoring TXT record for \"%s\"...\n", fullName);
-+}
-+#endif /* HAVE_DNSSD */
-+
-+
-+#ifdef HAVE_AVAHI
-+/*
-+ * 'avahi_client_callback()' - Avahi client callback function.
-+ */
-+
-+static void
-+avahi_client_callback(AvahiClient *client,
-+ AvahiClientState state,
-+ void *context)
-+{
-+ /*
-+ * If the connection drops, quit.
-+ */
-+
-+ if (state == AVAHI_CLIENT_FAILURE)
-+ {
-+ fprintf (stderr, "ERROR: Avahi connection failed\n");
-+ avahi_simple_poll_quit (simple_poll);
-+ }
-+}
-+
-+
-+/*
-+ * 'avahi_query_callback()' - Avahi query callback function.
-+ */
-+
-+static void
-+avahi_query_callback(AvahiServiceResolver *resolver,
-+ AvahiIfIndex interface,
-+ AvahiProtocol protocol,
-+ AvahiResolverEvent event,
-+ const char *name,
-+ const char *type,
-+ const char *domain,
-+ const char *host_name,
-+ const AvahiAddress *address,
-+ uint16_t port,
-+ AvahiStringList *txt,
-+ AvahiLookupResultFlags flags,
-+ void *context)
-+{
-+ AvahiClient *client;
-+ cups_device_t key,
-+ *device;
-+ char uqname[1024],
-+ *ptr;
-+ cups_txt_records_t txtr;
-+
-+ client = avahi_service_resolver_get_client (resolver);
-+ if (event != AVAHI_RESOLVER_FOUND)
-+ {
-+ if (event == AVAHI_RESOLVER_FAILURE)
-+ {
-+ fprintf (stderr, "ERROR: %s\n",
-+ avahi_strerror (avahi_client_errno (client)));
-+ }
-+
-+ avahi_service_resolver_free (resolver);
-+ return;
-+ }
-+
-+ /*
-+ * Set search key for device.
-+ */
-+
-+ key.name = uqname;
-+ unquote (uqname, name, sizeof (uqname));
-+ if ((ptr = strstr(name, "._")) != NULL)
-+ *ptr = '\0';
-+
-+ key.domain = (char *) domain;
-+ key.type = device_type (type);
-+
-+ /*
-+ * Find the device and the the TXT information.
-+ */
-+
-+ txtr.txt = txt;
-+ device = find_device ((cups_array_t *) context, &txtr, &key);
-+ if (device)
-+ {
-+ /*
-+ * Let the main loop know to announce the device.
-+ */
-+
-+ device->resolved = 1;
-+ avahi_got_callback = 1;
-+ }
- else
-- dkey.type = CUPS_DEVICE_RIOUSBPRINT;
-+ fprintf (stderr, "DEBUG: Ignoring TXT record for \"%s\"...\n", name);
-+
-+ avahi_service_resolver_free (resolver);
-+}
-+
-+
-+/*
-+ * 'avahi_browse_callback()' - Avahi browse callback function.
-+ */
-+
-+static void
-+avahi_browse_callback(AvahiServiceBrowser *browser,
-+ AvahiIfIndex interface,
-+ AvahiProtocol protocol,
-+ AvahiBrowserEvent event,
-+ const char *name,
-+ const char *type,
-+ const char *domain,
-+ AvahiLookupResultFlags flags,
-+ void *context)
-+{
-+ AvahiClient *client = avahi_service_browser_get_client (browser);
-+
-+ switch (event)
-+ {
-+ case AVAHI_BROWSER_FAILURE:
-+ fprintf (stderr, "ERROR: %s\n",
-+ avahi_strerror (avahi_client_errno (client)));
-+ avahi_simple_poll_quit (simple_poll);
-+ return;
-+
-+ case AVAHI_BROWSER_NEW:
-+ /*
-+ * This object is new on the network.
-+ */
-+
-+ if (flags & AVAHI_LOOKUP_RESULT_LOCAL)
-+ {
-+ /*
-+ * This comes from the local machine so ignore it.
-+ */
-+
-+ fprintf (stderr, "DEBUG: ignoring local service %s\n", name);
-+ }
-+ else
-+ {
-+ /*
-+ * Create a device entry for it if it doesn't yet exist.
-+ */
-+
-+ get_device ((cups_array_t *)context, name, type, domain);
-+
-+ /*
-+ * Now look for a TXT entry.
-+ */
-+
-+ if (avahi_service_resolver_new (client, interface, protocol,
-+ name, type, domain,
-+ AVAHI_PROTO_UNSPEC, 0,
-+ avahi_query_callback, context) == NULL)
-+ {
-+ fprintf (stderr, "ERROR: failed to resolve service %s: %s\n",
-+ name, avahi_strerror (avahi_client_errno (client)));
-+ }
-+ }
-+
-+ break;
-+
-+ case AVAHI_BROWSER_REMOVE:
-+ case AVAHI_BROWSER_ALL_FOR_NOW:
-+ case AVAHI_BROWSER_CACHE_EXHAUSTED:
-+ break;
-+ }
-+}
-+#endif /* HAVE_AVAHI */
-+
-
-- for (device = cupsArrayFind(devices, &dkey);
-+/*
-+ * 'find_device()' - Find a device from its name and domain.
-+ */
-+
-+static cups_device_t *
-+find_device (cups_array_t *devices,
-+ cups_txt_records_t *txt,
-+ cups_device_t *dkey)
-+{
-+ cups_device_t *device;
-+ char *ptr;
-+
-+ for (device = cupsArrayFind(devices, dkey);
- device;
- device = cupsArrayNext(devices))
- {
-- if (_cups_strcasecmp(device->name, dkey.name) ||
-- _cups_strcasecmp(device->domain, dkey.domain))
-+ if (_cups_strcasecmp(device->name, dkey->name) ||
-+ _cups_strcasecmp(device->domain, dkey->domain))
- {
- device = NULL;
- break;
- }
-- else if (device->type == dkey.type)
-+ else if (device->type == dkey->type)
- {
- /*
- * Found it, pull out the priority and make and model from the TXT
- * record and save it...
- */
-
-- const uint8_t *data, /* Pointer into data */
-- *datanext, /* Next key/value pair */
-- *dataend; /* End of entire TXT record */
-- uint8_t datalen; /* Length of current key/value pair */
-- char key[256], /* Key string */
-- value[256], /* Value string */
-- make_and_model[512],
-+ char make_and_model[512],
- /* Manufacturer and model */
- model[256], /* Model */
-- device_id[2048];/* 1284 device ID */
--
-+ device_id[2048]; /* 1284 device ID */
-
- device_id[0] = '\0';
- make_and_model[0] = '\0';
-
- strcpy(model, "Unknown");
-
-- for (data = rdata, dataend = data + rdlen;
-- data < dataend;
-- data = datanext)
-+ for (;;)
- {
-- /*
-- * Read a key/value pair starting with an 8-bit length. Since the
-- * length is 8 bits and the size of the key/value buffers is 256, we
-- * don't need to check for overflow...
-- */
--
-- datalen = *data++;
--
-- if (!datalen || (data + datalen) >= dataend)
-- break;
--
-- datanext = data + datalen;
--
-- for (ptr = key; data < datanext && *data != '='; data ++)
-- *ptr++ = *data;
-- *ptr = '\0';
-+ char *key;
-+ char *value;
-
-- if (data < datanext && *data == '=')
-- {
-- data ++;
--
-- if (data < datanext)
-- memcpy(value, data, datanext - data);
-- value[datanext - data] = '\0';
-+ if (parse_txt_record_pair (txt))
-+ goto next;
-
-- fprintf(stderr, "DEBUG2: query_callback: \"%s=%s\".\n",
-- key, value);
-- }
-- else
-- {
-- fprintf(stderr, "DEBUG2: query_callback: \"%s\" with no value.\n",
-- key);
-- continue;
-- }
--
-- if (!_cups_strncasecmp(key, "usb_", 4))
-+ key = txt->key;
-+ value = txt->value;
-+ if (!strncasecmp(key, "usb_", 4))
- {
- /*
- * Add USB device ID information...
-@@ -856,6 +1263,10 @@
- if (device->type == CUPS_DEVICE_PRINTER)
- device->sent = 1;
- }
-+
-+ next:
-+ if (next_txt_record (txt) == NULL)
-+ break;
- }
-
- if (device->device_id)
-@@ -905,11 +1316,9 @@
- }
- }
-
-- if (!device)
-- fprintf(stderr, "DEBUG: Ignoring TXT record for \"%s\"...\n", fullName);
-+ return device;
- }
-
--
- /*
- * 'sigterm_handler()' - Handle termination signals...
- */
---- a/config-scripts/cups-dnssd.m4
-+++ b/config-scripts/cups-dnssd.m4
-@@ -23,6 +23,21 @@
- DNSSDLIBS=""
- DNSSD_BACKEND=""
-
-+AC_ARG_ENABLE(avahi, [ --enable-avahi turn on DNS Service Discovery support, default=no],
-+ [if test x$enable_avahi = xyes; then
-+ AC_MSG_CHECKING(for Avahi)
-+ if $PKGCONFIG --exists avahi-client; then
-+ AC_MSG_RESULT(yes)
-+ CFLAGS="$CFLAGS `$PKGCONFIG --cflags avahi-client`"
-+ DNSSDLIBS="`$PKGCONFIG --libs avahi-client`"
-+ DNSSD_BACKEND="dnssd"
-+ AC_DEFINE(HAVE_AVAHI)
-+ enable_dnssd=no
-+ else
-+ AC_MSG_RESULT(no)
-+ fi
-+ fi])
-+
- if test x$enable_dnssd != xno; then
- AC_CHECK_HEADER(dns_sd.h, [
- case "$uname" in
---- a/config.h.in
-+++ b/config.h.in
-@@ -390,6 +390,13 @@
-
-
- /*
-+ * Do we have Avahi for DNS Service Discovery?
-+ */
-+
-+#undef HAVE_AVAHI
-+
-+
-+/*
- * Do we have <sys/ioctl.h>?
- */
-
---- a/cups/http-support.c
-+++ b/cups/http-support.c
-@@ -43,6 +43,10 @@
- * http_copy_decode() - Copy and decode a URI.
- * http_copy_encode() - Copy and encode a URI.
- * http_resolve_cb() - Build a device URI for the given service name.
-+ * avahi_resolve_uri_client_cb()
-+ * - Avahi client callback for resolving URI.
-+ * avahi_resolve_uri_resolver_cb()
-+ * - Avahi resolver callback for resolving URI.
- */
-
- /*
-@@ -60,6 +64,11 @@
- # include <sys/select.h>
- # endif /* WIN32 */
- #endif /* HAVE_DNSSD */
-+#ifdef HAVE_AVAHI
-+# include <avahi-client/client.h>
-+# include <avahi-client/lookup.h>
-+# include <avahi-common/simple-watch.h>
-+#endif /* HAVE_AVAHI */
-
-
- /*
-@@ -127,6 +136,24 @@
- void *context);
- #endif /* HAVE_DNSSD */
-
-+#ifdef HAVE_AVAHI
-+static void avahi_resolve_uri_client_cb(AvahiClient *client,
-+ AvahiClientState state,
-+ void *simple_poll);
-+static void avahi_resolve_uri_resolver_cb(AvahiServiceResolver *resolver,
-+ AvahiIfIndex interface,
-+ AvahiProtocol protocol,
-+ AvahiResolverEvent event,
-+ const char *name,
-+ const char *type,
-+ const char *domain,
-+ const char *host_name,
-+ const AvahiAddress *address,
-+ uint16_t port,
-+ AvahiStringList *txt,
-+ AvahiLookupResultFlags flags,
-+ void *context);
-+#endif /* HAVE_AVAHI */
-
- /*
- * 'httpAssembleURI()' - Assemble a uniform resource identifier from its
-@@ -1431,6 +1458,9 @@
-
- if (strstr(hostname, "._tcp"))
- {
-+#if defined(HAVE_DNSSD) || defined(HAVE_AVAHI)
-+ char *regtype, /* Pointer to type in hostname */
-+ *domain; /* Pointer to domain in hostname */
- #ifdef HAVE_DNSSD
- # ifdef WIN32
- # pragma comment(lib, "dnssd.lib")
-@@ -1449,6 +1479,17 @@
- fd_set input_set; /* Input set for select() */
- struct timeval stimeout; /* Timeout value for select() */
- #endif /* HAVE_POLL */
-+#else /* HAVE_AVAHI */
-+ AvahiSimplePoll *simple_poll;
-+ AvahiClient *client;
-+ int error;
-+ struct
-+ {
-+ AvahiSimplePoll *poll;
-+ _http_uribuf_t uribuf;
-+ } user_data;
-+#endif /* HAVE_DNSSD */
-+
-
- if (options & _HTTP_RESOLVE_STDERR)
- fprintf(stderr, "DEBUG: Resolving \"%s\"...\n", hostname);
-@@ -1485,9 +1526,16 @@
- if (domain)
- *domain++ = '\0';
-
-+#ifdef HAVE_DNSSD
- uribuf.buffer = resolved_uri;
- uribuf.bufsize = resolved_size;
- uribuf.options = options;
-+#else
-+ user_data.uribuf.buffer = resolved_uri;
-+ user_data.uribuf.bufsize = resolved_size;
-+ user_data.uribuf.options = options;
-+#endif
-+
- resolved_uri[0] = '\0';
-
- DEBUG_printf(("6_httpResolveURI: Resolving hostname=\"%s\", regtype=\"%s\", "
-@@ -1501,6 +1549,7 @@
-
- uri = NULL;
-
-+#ifdef HAVE_DNSSD
- if (DNSServiceCreateConnection(&ref) == kDNSServiceErr_NoError)
- {
- localref = ref;
-@@ -1608,6 +1657,36 @@
-
- DNSServiceRefDeallocate(ref);
- }
-+#else /* HAVE_AVAHI */
-+ if ((simple_poll = avahi_simple_poll_new ()) != NULL)
-+ {
-+ if ((client = avahi_client_new (avahi_simple_poll_get (simple_poll),
-+ 0, avahi_resolve_uri_client_cb,
-+ &simple_poll, &error)) != NULL)
-+ {
-+ user_data.poll = simple_poll;
-+ if (avahi_service_resolver_new (client, AVAHI_IF_UNSPEC,
-+ AVAHI_PROTO_UNSPEC, hostname,
-+ regtype, domain, AVAHI_PROTO_UNSPEC, 0,
-+ avahi_resolve_uri_resolver_cb,
-+ &user_data) != NULL)
-+ {
-+ avahi_simple_poll_loop (simple_poll);
-+
-+ /*
-+ * Collect the result.
-+ */
-+
-+ if (resolved_uri[0])
-+ uri = resolved_uri;
-+ }
-+
-+ avahi_client_free (client);
-+ }
-+
-+ avahi_simple_poll_free (simple_poll);
-+ }
-+#endif /* HAVE_DNSSD */
-
- if (options & _HTTP_RESOLVE_STDERR)
- {
-@@ -1619,13 +1698,13 @@
- fputs("STATE: -connecting-to-device,offline-report\n", stderr);
- }
-
--#else
-+#else /* HAVE_DNSSD || HAVE_AVAHI */
- /*
- * No DNS-SD support...
- */
-
- uri = NULL;
--#endif /* HAVE_DNSSD */
-+#endif /* HAVE_DNSSD || HAVE_AVAHI */
-
- if ((options & _HTTP_RESOLVE_STDERR) && !uri)
- _cupsLangPrintFilter(stderr, "ERROR", _("Unable to find printer."));
-@@ -1895,6 +1974,116 @@
- #endif /* HAVE_DNSSD */
-
-
-+#ifdef HAVE_AVAHI
-+/*
-+ * 'avahi_resolve_uri_client_cb()' - Avahi client callback for resolving URI.
-+ */
-+
-+static void
-+avahi_resolve_uri_client_cb (AvahiClient *client,
-+ AvahiClientState state,
-+ void *simple_poll)
-+{
-+ DEBUG_printf(("avahi_resolve_uri_client_callback(client=%p, state=%d, "
-+ "simple_poll=%p)\n", client, state, simple_poll));
-+
-+ /*
-+ * If the connection drops, quit.
-+ */
-+
-+ if (state == AVAHI_CLIENT_FAILURE)
-+ avahi_simple_poll_quit (simple_poll);
-+}
-+
-+
-+/*
-+ * 'avahi_resolve_uri_resolver_cb()' - Avahi resolver callback for resolving
-+ * URI.
-+ */
-+
-+static void
-+avahi_resolve_uri_resolver_cb (AvahiServiceResolver *resolver,
-+ AvahiIfIndex interface,
-+ AvahiProtocol protocol,
-+ AvahiResolverEvent event,
-+ const char *name,
-+ const char *type,
-+ const char *domain,
-+ const char *host_name,
-+ const AvahiAddress *address,
-+ uint16_t port,
-+ AvahiStringList *txt,
-+ AvahiLookupResultFlags flags,
-+ void *context)
-+{
-+ const char *scheme; /* URI scheme */
-+ char rp[256]; /* Remote printer */
-+ AvahiStringList *pair;
-+ char *value;
-+ size_t valueLen = 0;
-+ char addr[AVAHI_ADDRESS_STR_MAX];
-+ struct
-+ {
-+ AvahiSimplePoll *poll;
-+ _http_uribuf_t uribuf;
-+ } *poll_uribuf = context;
-+
-+ DEBUG_printf(("avahi_resolve_uri_resolver_callback(resolver=%p, "
-+ "interface=%d, protocol=%d, event=%d, name=\"%s\", "
-+ "type=\"%s\", domain=\"%s\", host_name=\"%s\", address=%p, "
-+ "port=%d, txt=%p, flags=%d, context=%p)\n",
-+ resolver, interface, protocol, event, name, type, domain,
-+ host_name, address, port, txt, flags, context));
-+
-+ if (event != AVAHI_RESOLVER_FOUND)
-+ {
-+ avahi_service_resolver_free (resolver);
-+ avahi_simple_poll_quit (poll_uribuf->poll);
-+ return;
-+ }
-+
-+ /*
-+ * Figure out the scheme from the full name...
-+ */
-+
-+ if (strstr(type, "_ipp."))
-+ scheme = "ipp";
-+ else if (strstr(type, "_printer."))
-+ scheme = "lpd";
-+ else if (strstr(type, "_pdl-datastream."))
-+ scheme = "socket";
-+ else
-+ scheme = "riousbprint";
-+
-+ /*
-+ * Extract the "remote printer key from the TXT record...
-+ */
-+
-+ if ((pair = avahi_string_list_find (txt, "rp")) != NULL)
-+ {
-+ avahi_string_list_get_pair (pair, NULL, &value, &valueLen);
-+ rp[0] = '/';
-+ memcpy (rp + 1, value, valueLen);
-+ rp[valueLen + 1] = '\0';
-+ }
-+ else
-+ rp[0] = '\0';
-+
-+ /*
-+ * Assemble the final device URI...
-+ */
-+
-+ avahi_address_snprint (addr, AVAHI_ADDRESS_STR_MAX, address);
-+ httpAssembleURI(HTTP_URI_CODING_ALL, poll_uribuf->uribuf.buffer,
-+ poll_uribuf->uribuf.bufsize, scheme, NULL,
-+ addr, port, rp);
-+ DEBUG_printf(("avahi_resolve_uri_resolver_callback: Resolved URI is \"%s\"\n",
-+ poll_uribuf->uribuf.buffer));
-+ avahi_simple_poll_quit (poll_uribuf->poll);
-+}
-+#endif /* HAVE_AVAHI */
-+
-+
- /*
- * End of "$Id: http-support.c 9820 2011-06-10 22:06:26Z mike $".
- */
---- a/scheduler/Makefile
-+++ b/scheduler/Makefile
-@@ -17,6 +17,7 @@
-
- CUPSDOBJS = \
- auth.o \
-+ avahi.o \
- banners.o \
- cert.o \
- classes.o \
-@@ -39,7 +40,8 @@
- server.o \
- statbuf.o \
- subscriptions.o \
-- sysman.o
-+ sysman.o \
-+ timeout.o
- LIBOBJS = \
- filter.o \
- mime.o \
---- /dev/null
-+++ b/scheduler/avahi.c
-@@ -0,0 +1,445 @@
-+/*
-+ * "$Id$"
-+ *
-+ * Avahi poll implementation for the CUPS scheduler.
-+ *
-+ * Copyright (C) 2010 Red Hat, Inc.
-+ * Authors:
-+ * Tim Waugh <twaugh@redhat.com>
-+ *
-+ * Distribution and use rights are outlined in the file "LICENSE.txt"
-+ * "LICENSE" which should have been included with this file. If this
-+ * file is missing or damaged, see the license at "http://www.cups.org/".
-+ *
-+ * Contents:
-+ *
-+ * watch_read_cb - Read callback for file descriptor
-+ * watch_write_cb - Write callback for file descriptor
-+ * watched_fd_add_select() - Call cupsdAddSelect() as needed
-+ * watch_new() - Create a new file descriptor watch
-+ * watch_free() - Free a file descriptor watch
-+ * watch_update() - Update watched events for a file descriptor
-+ * watch_get_events() - Get events that happened for a file descriptor
-+ * timeout_cb() - Run a timed Avahi callback
-+ * timeout_new() - Set a wakeup time
-+ * timeout_update() - Update the expiration time for a timeout
-+ * timeout_free() - Free a timeout
-+ * compare_watched_fds() - Compare watched file descriptors for array sorting
-+ * compare_timeouts() - Compare timeouts for array sorting
-+ * avahi_cups_poll_new() - Create a new Avahi main loop object for CUPS
-+ * avahi_cups_poll_free() - Free an Avahi main loop object for CUPS
-+ * avahi_cups_poll_get() - Get the abstract poll API structure
-+ */
-+
-+#include <config.h>
-+
-+#ifdef HAVE_AVAHI /* Applies to entire file... */
-+
-+/*
-+ * Include necessary headers...
-+ */
-+
-+#include "cupsd.h"
-+
-+#if defined(HAVE_MALLOC_H) && defined(HAVE_MALLINFO)
-+# include <malloc.h>
-+#endif /* HAVE_MALLOC_H && HAVE_MALLINFO */
-+
-+#ifdef HAVE_AVAHI
-+# include <avahi-common/timeval.h>
-+#endif /* HAVE_AVAHI */
-+
-+
-+typedef struct
-+{
-+ AvahiCupsPoll *cups_poll;
-+
-+ int fd;
-+ AvahiWatchEvent occurred;
-+ cups_array_t *watches;
-+} cupsd_watched_fd_t;
-+
-+struct AvahiWatch
-+{
-+ cupsd_watched_fd_t *watched_fd;
-+
-+ AvahiWatchEvent events;
-+ AvahiWatchCallback callback;
-+ void *userdata;
-+};
-+
-+struct AvahiTimeout
-+{
-+ AvahiCupsPoll *cups_poll;
-+ AvahiTimeoutCallback callback;
-+ void *userdata;
-+ cupsd_timeout_t *cupsd_timeout;
-+};
-+
-+/*
-+ * Local functions...
-+ */
-+
-+static AvahiWatch * watch_new(const AvahiPoll *api,
-+ int fd,
-+ AvahiWatchEvent events,
-+ AvahiWatchCallback callback,
-+ void *userdata);
-+static void watch_free(AvahiWatch *watch);
-+static void watch_update(AvahiWatch *watch,
-+ AvahiWatchEvent events);
-+static AvahiWatchEvent watch_get_events(AvahiWatch *watch);
-+static int compare_watches(AvahiWatch *p0,
-+ AvahiWatch *p1);
-+
-+
-+/*
-+ * 'watch_read_cb' - Read callback for file descriptor
-+ */
-+
-+static void
-+watch_read_cb (void *userdata)
-+{
-+ AvahiWatch *watch;
-+ cupsd_watched_fd_t *watched_fd = userdata;
-+ watched_fd->occurred |= AVAHI_WATCH_IN;
-+ for (watch = (AvahiWatch *)cupsArrayFirst(watched_fd->watches);
-+ watch;
-+ watch = (AvahiWatch *)cupsArrayNext(watched_fd->watches)) {
-+ if (watch->events & watched_fd->occurred) {
-+ (watch->callback) (watch, watched_fd->fd,
-+ AVAHI_WATCH_IN, watch->userdata);
-+ watched_fd->occurred &= ~AVAHI_WATCH_IN;
-+ break;
-+ }
-+ }
-+}
-+
-+
-+/*
-+ * 'watch_write_cb' - Write callback for file descriptor
-+ */
-+
-+static void
-+watch_write_cb (void *userdata)
-+{
-+ AvahiWatch *watch;
-+ cupsd_watched_fd_t *watched_fd = userdata;
-+ watched_fd->occurred |= AVAHI_WATCH_OUT;
-+ for (watch = (AvahiWatch *)cupsArrayFirst(watched_fd->watches);
-+ watch;
-+ watch = (AvahiWatch *)cupsArrayNext(watched_fd->watches)) {
-+ if (watch->events & watched_fd->occurred) {
-+ (watch->callback) (watch, watched_fd->fd,
-+ AVAHI_WATCH_OUT, watch->userdata);
-+ watched_fd->occurred &= ~AVAHI_WATCH_OUT;
-+ break;
-+ }
-+ }
-+}
-+
-+
-+/*
-+ * 'watched_fd_add_select' - Call cupsdAddSelect() as needed
-+ */
-+
-+static int /* O - Watches? */
-+watched_fd_add_select (cupsd_watched_fd_t *watched_fd)
-+{
-+ AvahiWatch *watch;
-+ cupsd_selfunc_t read_cb = NULL, write_cb = NULL;
-+
-+ for (watch = (AvahiWatch *)cupsArrayFirst(watched_fd->watches);
-+ watch;
-+ watch = (AvahiWatch *)cupsArrayNext(watched_fd->watches)) {
-+ if (watch->events & (AVAHI_WATCH_IN |
-+ AVAHI_WATCH_ERR |
-+ AVAHI_WATCH_HUP)) {
-+ read_cb = (cupsd_selfunc_t)watch_read_cb;
-+ if (write_cb != NULL)
-+ break;
-+ }
-+
-+ if (watch->events & AVAHI_WATCH_OUT) {
-+ write_cb = (cupsd_selfunc_t)watch_write_cb;
-+ if (read_cb != NULL)
-+ break;
-+ }
-+ }
-+
-+ if (read_cb || write_cb)
-+ cupsdAddSelect (watched_fd->fd, read_cb, write_cb, watched_fd);
-+ else
-+ cupsdRemoveSelect (watched_fd->fd);
-+
-+ return (read_cb || write_cb);
-+}
-+
-+/*
-+ * 'watch_new' - Create a new file descriptor watch
-+ */
-+
-+static AvahiWatch *
-+watch_new (const AvahiPoll *api,
-+ int fd,
-+ AvahiWatchEvent events,
-+ AvahiWatchCallback callback,
-+ void *userdata)
-+{
-+ cupsd_watched_fd_t key, *watched_fd;
-+ AvahiCupsPoll *cups_poll = api->userdata;
-+ AvahiWatch *watch = malloc(sizeof(AvahiWatch));
-+ if (watch == NULL)
-+ return (NULL);
-+
-+ watch->events = events;
-+ watch->callback = callback;
-+ watch->userdata = userdata;
-+
-+ key.fd = fd;
-+ watched_fd = cupsArrayFind (cups_poll->watched_fds, &key);
-+ if (watched_fd == NULL) {
-+ watched_fd = malloc(sizeof(cupsd_watched_fd_t));
-+ if (watched_fd == NULL) {
-+ free (watch);
-+ return (NULL);
-+ }
-+
-+ watched_fd->fd = fd;
-+ watched_fd->occurred = 0;
-+ watched_fd->cups_poll = cups_poll;
-+ watched_fd->watches = cupsArrayNew ((cups_array_func_t)compare_watches,
-+ NULL);
-+ }
-+
-+ watch->watched_fd = watched_fd;
-+ cupsArrayAdd(watched_fd->watches, watch);
-+ watched_fd_add_select (watched_fd);
-+ return (watch);
-+}
-+
-+
-+/*
-+ * 'watch_free' - Free a file descriptor watch
-+ */
-+
-+static void
-+watch_free (AvahiWatch *watch)
-+{
-+ cupsd_watched_fd_t *watched_fd = watch->watched_fd;
-+ AvahiCupsPoll *cups_poll = watched_fd->cups_poll;
-+
-+ cupsArrayRemove (watched_fd->watches, watch);
-+ free (watch);
-+
-+ if (!watched_fd_add_select (watched_fd)) {
-+ /* No more watches */
-+ cupsArrayRemove (cups_poll->watched_fds, watched_fd);
-+ free (watched_fd);
-+ }
-+}
-+
-+
-+/*
-+ * 'watch_update' - Update watched events for a file descriptor
-+ */
-+
-+static void
-+watch_update (AvahiWatch *watch,
-+ AvahiWatchEvent events)
-+{
-+ watch->events = events;
-+ watched_fd_add_select (watch->watched_fd);
-+}
-+
-+
-+/*
-+ * 'watch_get_events' - Get events that happened for a file descriptor
-+ */
-+
-+static AvahiWatchEvent
-+watch_get_events (AvahiWatch *watch)
-+{
-+ return (watch->watched_fd->occurred);
-+}
-+
-+
-+/*
-+ * 'compare_watches' - Compare watches for array sorting
-+ */
-+
-+static int
-+compare_watches (AvahiWatch *p0,
-+ AvahiWatch *p1)
-+{
-+ if (p0->watched_fd->fd < p1->watched_fd->fd)
-+ return (-1);
-+
-+ return ((p0->watched_fd->fd == p1->watched_fd->fd) ? 0 : 1);
-+}
-+
-+
-+/*
-+ * 'timeout_cb()' - Run a timed Avahi callback
-+ */
-+
-+static void
-+timeout_cb (cupsd_timeout_t *cupsd_timeout, void *userdata)
-+{
-+ AvahiTimeout *timeout = userdata;
-+ (timeout->callback) (timeout, timeout->userdata);
-+}
-+
-+
-+/*
-+ * 'timeout_new' - Set a wakeup time
-+ */
-+
-+static AvahiTimeout *
-+timeout_new (const AvahiPoll *api,
-+ const struct timeval *tv,
-+ AvahiTimeoutCallback callback,
-+ void *userdata)
-+{
-+ AvahiTimeout *timeout;
-+ AvahiCupsPoll *cups_poll = api->userdata;
-+
-+ timeout = malloc(sizeof(AvahiTimeout));
-+ if (timeout == NULL)
-+ return (NULL);
-+
-+ timeout->cups_poll = cups_poll;
-+ timeout->callback = callback;
-+ timeout->userdata = userdata;
-+ timeout->cupsd_timeout = cupsdAddTimeout (tv,
-+ (cupsd_timeoutfunc_t)timeout_cb,
-+ timeout);
-+ cupsArrayAdd (cups_poll->timeouts, timeout);
-+ return (timeout);
-+}
-+
-+
-+/*
-+ * 'timeout_update' - Update the expiration time for a timeout
-+ */
-+
-+static void
-+timeout_update (AvahiTimeout *timeout,
-+ const struct timeval *tv)
-+{
-+ cupsdUpdateTimeout (timeout->cupsd_timeout, tv);
-+}
-+
-+
-+/*
-+ * ' timeout_free' - Free a timeout
-+ */
-+
-+static void
-+timeout_free (AvahiTimeout *timeout)
-+{
-+ cupsArrayRemove (timeout->cups_poll->timeouts, timeout);
-+ cupsdRemoveTimeout (timeout->cupsd_timeout);
-+ free (timeout);
-+}
-+
-+
-+/*
-+ * 'compare_watched_fds' - Compare watched file descriptors for array sorting
-+ */
-+static int
-+compare_watched_fds(cupsd_watched_fd_t *p0,
-+ cupsd_watched_fd_t *p1)
-+{
-+ if (p0->fd != p1->fd)
-+ return (p0->fd < p1->fd ? -1 : 1);
-+
-+ if (p0 == p1)
-+ return (0);
-+
-+ return (p0 < p1 ? -1 : 1);
-+}
-+
-+
-+/*
-+ * 'compare_timeouts' - Compare timeouts for array sorting
-+ */
-+static int
-+compare_timeouts(AvahiTimeout *p0,
-+ AvahiTimeout *p1)
-+{
-+ /*
-+ * Just compare pointers to make it a stable sort.
-+ */
-+
-+ if (p0->cupsd_timeout < p1->cupsd_timeout)
-+ return (-1);
-+ return ((p0->cupsd_timeout == p1->cupsd_timeout) ? 0 : 1);
-+}
-+
-+
-+/*
-+ * 'avahi_cups_poll_new' - Create a new Avahi main loop object for CUPS
-+ */
-+
-+AvahiCupsPoll *
-+avahi_cups_poll_new (void)
-+{
-+ AvahiCupsPoll *cups_poll = malloc(sizeof(AvahiCupsPoll));
-+ if (cups_poll == NULL)
-+ return (NULL);
-+
-+ cups_poll->watched_fds = cupsArrayNew ((cups_array_func_t)compare_watched_fds,
-+ NULL);
-+ cups_poll->timeouts = cupsArrayNew ((cups_array_func_t)compare_timeouts,
-+ NULL);
-+
-+ cups_poll->api.userdata = cups_poll;
-+ cups_poll->api.watch_new = watch_new;
-+ cups_poll->api.watch_free = watch_free;
-+ cups_poll->api.watch_update = watch_update;
-+ cups_poll->api.watch_get_events = watch_get_events;
-+
-+ cups_poll->api.timeout_new = timeout_new;
-+ cups_poll->api.timeout_update = timeout_update;
-+ cups_poll->api.timeout_free = timeout_free;
-+
-+ return (cups_poll);
-+}
-+
-+
-+/*
-+ * 'avahi_cups_poll_free' - Free an Avahi main loop object for CUPS
-+ */
-+void
-+avahi_cups_poll_free (AvahiCupsPoll *cups_poll)
-+{
-+ cupsd_watched_fd_t *watched_fd;
-+
-+ for (watched_fd = (cupsd_watched_fd_t*)cupsArrayFirst(cups_poll->watched_fds);
-+ watched_fd;
-+ watched_fd = (cupsd_watched_fd_t*)cupsArrayNext(cups_poll->watched_fds)){
-+ cupsArrayClear (watched_fd->watches);
-+ }
-+
-+ cupsArrayClear (cups_poll->watched_fds);
-+ cupsArrayClear (cups_poll->timeouts);
-+}
-+
-+
-+/*
-+ * 'avahi_cups_poll_get' - Get the abstract poll API structure
-+ */
-+
-+const AvahiPoll *
-+avahi_cups_poll_get (AvahiCupsPoll *cups_poll)
-+{
-+ return (&cups_poll->api);
-+}
-+
-+
-+#endif /* HAVE_AVAHI ... from top of file */
-+
-+/*
-+ * End of "$Id$".
-+ */
---- /dev/null
-+++ b/scheduler/avahi.h
-@@ -0,0 +1,49 @@
-+/*
-+ * "$Id$"
-+ *
-+ * Avahi poll implementation for the CUPS scheduler.
-+ *
-+ * Copyright (C) 2010 Red Hat, Inc.
-+ * Authors:
-+ * Tim Waugh <twaugh@redhat.com>
-+ *
-+ * Distribution and use rights are outlined in the file "LICENSE.txt"
-+ * which should have been included with this file. If this file is
-+ * file is missing or damaged, see the license at "http://www.cups.org/".
-+ */
-+
-+#include <config.h>
-+
-+#ifdef HAVE_AVAHI
-+# include <avahi-client/client.h>
-+# include <avahi-client/publish.h>
-+#endif /* HAVE_AVAHI */
-+
-+#ifdef HAVE_AUTHORIZATION_H
-+# include <Security/Authorization.h>
-+#endif /* HAVE_AUTHORIZATION_H */
-+
-+
-+#ifdef HAVE_AVAHI
-+typedef struct
-+{
-+ AvahiPoll api;
-+ cups_array_t *watched_fds;
-+ cups_array_t *timeouts;
-+} AvahiCupsPoll;
-+#endif /* HAVE_AVAHI */
-+
-+/*
-+ * Prototypes...
-+ */
-+
-+#ifdef HAVE_AVAHI
-+extern AvahiCupsPoll * avahi_cups_poll_new(void);
-+extern void avahi_cups_poll_free(AvahiCupsPoll *cups_poll);
-+extern const AvahiPoll *avahi_cups_poll_get(AvahiCupsPoll *cups_poll);
-+#endif /* HAVE_AVAHI */
-+
-+
-+/*
-+ * End of "$Id$".
-+ */
---- a/scheduler/cupsd.h
-+++ b/scheduler/cupsd.h
-@@ -140,6 +140,15 @@
-
- typedef void (*cupsd_selfunc_t)(void *data);
-
-+#ifdef HAVE_AVAHI
-+/*
-+ * Timeout callback function type...
-+ */
-+
-+typedef struct _cupsd_timeout_s cupsd_timeout_t;
-+typedef void (*cupsd_timeoutfunc_t)(cupsd_timeout_t *timeout, void *data);
-+#endif /* HAVE_AVAHI */
-+
-
- /*
- * Globals...
-@@ -173,6 +182,11 @@
- /* Running from launchd */
- #endif /* HAVE_LAUNCH_H */
-
-+#ifdef HAVE_AVAHI
-+VAR cups_array_t *Timeouts; /* Timed callbacks for main loop */
-+#endif /* HAVE_AVAHI */
-+
-+
-
- /*
- * Prototypes...
-@@ -242,6 +256,20 @@
- extern void cupsdStartServer(void);
- extern void cupsdStopServer(void);
-
-+#ifdef HAVE_AVAHI
-+extern void cupsdInitTimeouts(void);
-+extern cupsd_timeout_t *cupsdAddTimeout (const struct timeval *tv,
-+ cupsd_timeoutfunc_t cb,
-+ void *data);
-+extern cupsd_timeout_t *cupsdNextTimeout (long *delay);
-+extern void cupsdRunTimeout (cupsd_timeout_t *timeout);
-+extern void cupsdUpdateTimeout (cupsd_timeout_t *timeout,
-+ const struct timeval *tv);
-+extern void cupsdRemoveTimeout (cupsd_timeout_t *timeout);
-+#endif /* HAVE_AVAHI */
-+
-+extern int cupsdRemoveFile(const char *filename);
-+
-
- /*
- * End of "$Id: cupsd.h 9766 2011-05-11 22:17:34Z mike $".
---- a/scheduler/main.c
-+++ b/scheduler/main.c
-@@ -122,6 +122,10 @@
- cupsd_listener_t *lis; /* Current listener */
- time_t current_time, /* Current time */
- activity, /* Client activity timer */
-+#ifdef HAVE_AVAHI
-+ avahi_client_time, /* Time for next Avahi client
-+ check */
-+#endif /* HAVE_AVAHI */
- browse_time, /* Next browse send time */
- senddoc_time, /* Send-Document time */
- expire_time, /* Subscription expire time */
-@@ -148,6 +152,10 @@
- int launchd_idle_exit;
- /* Idle exit on select timeout? */
- #endif /* HAVE_LAUNCHD */
-+#ifdef HAVE_AVAHI
-+ cupsd_timeout_t *tmo; /* Next scheduled timed callback */
-+ long tmo_delay; /* Time before it must be called */
-+#endif /* HAVE_AVAHI */
-
-
- #ifdef HAVE_GETEUID
-@@ -527,6 +535,14 @@
-
- httpInitialize();
-
-+#ifdef HAVE_AVAHI
-+ /*
-+ * Initialize timed callback structures.
-+ */
-+
-+ cupsdInitTimeouts();
-+#endif /* HAVE_AVAHI */
-+
- cupsdStartServer();
-
- /*
-@@ -657,6 +673,9 @@
- */
-
- current_time = time(NULL);
-+#ifdef HAVE_AVAHI
-+ avahi_client_time = current_time;
-+#endif /* HAVE_AVAHI */
- browse_time = current_time;
- event_time = current_time;
- expire_time = current_time;
-@@ -871,6 +890,26 @@
- }
- #endif /* __APPLE__ */
-
-+#ifdef HAVE_AVAHI
-+ /*
-+ * If a timed callback is due, run it.
-+ */
-+
-+ tmo = cupsdNextTimeout (&tmo_delay);
-+ if (tmo && tmo_delay == 0)
-+ cupsdRunTimeout (tmo);
-+
-+ /*
-+ * Try to restart the Avahi client every 10 seconds if needed...
-+ */
-+
-+ if ((current_time - avahi_client_time) >= 10)
-+ {
-+ avahi_client_time = current_time;
-+ cupsdStartAvahiClient();
-+ }
-+#endif /* HAVE_AVAHI */
-+
- #ifndef __APPLE__
- /*
- * Update the network interfaces once a minute...
-@@ -1815,6 +1854,10 @@
- cupsd_job_t *job; /* Job information */
- cupsd_subscription_t *sub; /* Subscription information */
- const char *why; /* Debugging aid */
-+#ifdef HAVE_AVAHI
-+ cupsd_timeout_t *tmo; /* Timed callback */
-+ long tmo_delay; /* Seconds before calling it */
-+#endif /* HAVE_AVAHI */
-
-
- /*
-@@ -1857,6 +1900,19 @@
- }
- #endif /* __APPLE__ */
-
-+#ifdef HAVE_AVAHI
-+ /*
-+ * See if there are any scheduled timed callbacks to run.
-+ */
-+
-+ tmo = cupsdNextTimeout (&tmo_delay);
-+ if (tmo)
-+ {
-+ timeout = tmo_delay;
-+ why = "run a timed callback";
-+ }
-+#endif /* HAVE_AVAHI */
-+
- /*
- * Check whether we are accepting new connections...
- */
---- /dev/null
-+++ b/scheduler/timeout.c
-@@ -0,0 +1,195 @@
-+/*
-+ * "$Id$"
-+ *
-+ * Timeout functions for the Common UNIX Printing System (CUPS).
-+ *
-+ * Copyright (C) 2010 Red Hat, Inc.
-+ * Authors:
-+ * Tim Waugh <twaugh@redhat.com>
-+ *
-+ * Distribution and use rights are outlined in the file "LICENSE.txt"
-+ * which should have been included with this file. If this file is
-+ * file is missing or damaged, see the license at "http://www.cups.org/".
-+ *
-+ * Contents:
-+ *
-+ * cupsdInitTimeouts() - Initialise timeout structure.
-+ * cupsdAddTimeout() - Add a timed callback.
-+ * cupsdNextTimeout() - Find the next enabled timed callback.
-+ * cupsdUpdateTimeout() - Adjust the time of a timed callback or disable it.
-+ * cupsdRemoveTimeout() - Discard a timed callback.
-+ * compare_timeouts() - Compare timed callbacks for array sorting.
-+ */
-+
-+#include <config.h>
-+
-+#ifdef HAVE_AVAHI /* Applies to entire file... */
-+
-+/*
-+ * Include necessary headers...
-+ */
-+
-+#include "cupsd.h"
-+
-+#if defined(HAVE_MALLOC_H) && defined(HAVE_MALLINFO)
-+# include <malloc.h>
-+#endif /* HAVE_MALLOC_H && HAVE_MALLINFO */
-+
-+#ifdef HAVE_AVAHI
-+# include <avahi-common/timeval.h>
-+#endif /* HAVE_AVAHI */
-+
-+
-+struct _cupsd_timeout_s
-+{
-+ struct timeval when;
-+ int enabled;
-+ cupsd_timeoutfunc_t callback;
-+ void *data;
-+};
-+
-+/*
-+ * Local functions...
-+ */
-+
-+/*
-+ * 'compare_timeouts()' - Compare timed callbacks for array sorting.
-+ */
-+
-+static int
-+compare_timeouts (cupsd_timeout_t *p0, cupsd_timeout_t *p1)
-+{
-+ if (!p0->enabled || !p1->enabled)
-+ {
-+ if (!p0->enabled && !p1->enabled)
-+ return (0);
-+
-+ return (p0->enabled ? -1 : 1);
-+ }
-+
-+ return (avahi_timeval_compare (&p0->when, &p1->when));
-+}
-+
-+
-+/*
-+ * 'cupsdInitTimeouts()' - Initialise timeout structures.
-+ */
-+
-+void
-+cupsdInitTimeouts(void)
-+{
-+ Timeouts = cupsArrayNew ((cups_array_func_t)compare_timeouts, NULL);
-+}
-+
-+
-+/*
-+ * 'cupsdAddTimeout()' - Add a timed callback.
-+ */
-+
-+cupsd_timeout_t * /* O - Timeout handle */
-+cupsdAddTimeout(const struct timeval *tv, /* I - Absolute time */
-+ cupsd_timeoutfunc_t cb, /* I - Callback function */
-+ void *data) /* I - User data */
-+{
-+ cupsd_timeout_t *timeout;
-+
-+ timeout = malloc (sizeof(cupsd_timeout_t));
-+ if (timeout != NULL)
-+ {
-+ timeout->enabled = (tv != NULL);
-+ if (tv)
-+ {
-+ timeout->when.tv_sec = tv->tv_sec;
-+ timeout->when.tv_usec = tv->tv_usec;
-+ }
-+
-+ timeout->callback = cb;
-+ timeout->data = data;
-+ cupsArrayAdd (Timeouts, timeout);
-+ }
-+
-+ return timeout;
-+}
-+
-+
-+/*
-+ * 'cupsdNextTimeout()' - Find the next enabled timed callback.
-+ */
-+
-+cupsd_timeout_t * /* O - Next enabled timeout or NULL */
-+cupsdNextTimeout(long *delay) /* O - Seconds before scheduled */
-+{
-+ cupsd_timeout_t *first = cupsArrayFirst (Timeouts);
-+ struct timeval curtime;
-+
-+ if (first && !first->enabled)
-+ first = NULL;
-+
-+ if (first && delay)
-+ {
-+ gettimeofday (&curtime, NULL);
-+ if (avahi_timeval_compare (&curtime, &first->when) > 0)
-+ {
-+ *delay = 0;
-+ } else {
-+ *delay = 1 + first->when.tv_sec - curtime.tv_sec;
-+ if (first->when.tv_usec < curtime.tv_usec)
-+ (*delay)--;
-+ }
-+ }
-+
-+ return (first);
-+}
-+
-+
-+/*
-+ * 'cupsdRunTimeout()' - Run a timed callback.
-+ */
-+
-+void
-+cupsdRunTimeout(cupsd_timeout_t *timeout) /* I - Timeout */
-+{
-+ if (!timeout)
-+ return;
-+ timeout->enabled = 0;
-+ if (!timeout->callback)
-+ return;
-+ timeout->callback (timeout, timeout->data);
-+}
-+
-+/*
-+ * 'cupsdUpdateTimeout()' - Adjust the time of a timed callback or disable it.
-+ */
-+
-+void
-+cupsdUpdateTimeout(cupsd_timeout_t *timeout, /* I - Timeout */
-+ const struct timeval *tv) /* I - Absolute time or NULL */
-+{
-+ cupsArrayRemove (Timeouts, timeout);
-+ timeout->enabled = (tv != NULL);
-+ if (tv)
-+ {
-+ timeout->when.tv_sec = tv->tv_sec;
-+ timeout->when.tv_usec = tv->tv_usec;
-+ }
-+ cupsArrayAdd (Timeouts, timeout);
-+}
-+
-+
-+/*
-+ * 'cupsdRemoveTimeout()' - Discard a timed callback.
-+ */
-+
-+void
-+cupsdRemoveTimeout(cupsd_timeout_t *timeout) /* I - Timeout */
-+{
-+ cupsArrayRemove (Timeouts, timeout);
-+ free (timeout);
-+}
-+
-+
-+#endif /* HAVE_AVAHI ... from top of file */
-+
-+/*
-+ * End of "$Id$".
-+ */
---- a/cgi-bin/admin.c
-+++ b/cgi-bin/admin.c
-@@ -1643,7 +1643,7 @@
- else
- local_protocols[0] = '\0';
-
--#ifdef HAVE_DNSSD
-+#if defined(HAVE_DNSSD) || defined(HAVE_AVAHI)
- if (cgiGetVariable("BROWSE_LOCAL_DNSSD"))
- {
- if (local_protocols[0])
-@@ -1651,7 +1651,7 @@
- else
- strcat(local_protocols, "dnssd");
- }
--#endif /* HAVE_DNSSD */
-+#endif /* defined(HAVE_DNSSD) || defined(HAVE_AVAHI) */
-
- #ifdef HAVE_LDAP
- if (cgiGetVariable("BROWSE_LOCAL_LDAP"))
-@@ -2718,9 +2718,9 @@
- #endif /* HAVE_GSSAPI */
- cgiSetVariable("KERBEROS", "");
-
--#ifdef HAVE_DNSSD
-+#if defined(HAVE_DNSSD) || defined(HAVE_AVAHI)
- cgiSetVariable("HAVE_DNSSD", "1");
--#endif /* HAVE_DNSSD */
-+#endif /* defined(HAVE_DNSSD) || defined(HAVE_AVAHI) */
-
- #ifdef HAVE_LDAP
- cgiSetVariable("HAVE_LDAP", "1");
---- a/scheduler/client.c
-+++ b/scheduler/client.c
-@@ -4987,7 +4987,7 @@
- !strncmp(host, "[::1]:", 6));
- }
-
--#ifdef HAVE_DNSSD
-+#if defined(HAVE_DNSSD) || defined(HAVE_AVAHI)
- /*
- * Check if the hostname is something.local (Bonjour); if so, allow it.
- */
-@@ -4996,7 +4996,7 @@
- (!_cups_strcasecmp(end, ".local") || !_cups_strncasecmp(end, ".local:", 7) ||
- !_cups_strcasecmp(end, ".local.") || !_cups_strncasecmp(end, ".local.:", 8)))
- return (1);
--#endif /* HAVE_DNSSD */
-+#endif /* defined(HAVE_DNSSD) || defined(HAVE_AVAHI) */
-
- /*
- * Check if the hostname is an IP address...
---- a/scheduler/dirsvc.c
-+++ b/scheduler/dirsvc.c
-@@ -27,6 +27,7 @@
- * ldap_connect() - Start new LDAP connection
- * ldap_reconnect() - Reconnect to LDAP Server
- * ldap_disconnect() - Disconnect from LDAP Server
-+ * cupsdStartAvahiClient() - Start an Avahi client if needed
- * cupsdStartBrowsing() - Start sending and receiving broadcast
- * information.
- * cupsdStartPolling() - Start polling servers as needed.
-@@ -45,6 +46,8 @@
- * printer.
- * dnssdPackTxtRecord() - Pack an array of key/value pairs into the TXT
- * record format.
-+ * avahiPackTxtRecord() - Pack an array of key/value pairs into an
-+ * AvahiStringList.
- * dnssdRegisterCallback() - DNSServiceRegister callback.
- * dnssdRegisterPrinter() - Start sending broadcast information for a
- * printer or update the broadcast contents.
-@@ -83,6 +86,7 @@
- */
-
- #include "cupsd.h"
-+#include <assert.h>
- #include <grp.h>
-
- #ifdef HAVE_DNSSD
-@@ -97,6 +101,17 @@
- # endif /* HAVE_SYSTEMCONFIGURATION */
- # endif /* __APPLE__ */
- #endif /* HAVE_DNSSD */
-+#ifdef HAVE_AVAHI
-+# include <avahi-common/domain.h>
-+#endif /* HAVE_AVAHI */
-+
-+
-+#ifdef HAVE_DNSSD
-+typedef char *cupsd_txt_record_t;
-+#endif /* HAVE_DNSSD */
-+#ifdef HAVE_AVAHI
-+typedef AvahiStringList *cupsd_txt_record_t;
-+#endif /* HAVE_AVAHI */
-
-
- /*
-@@ -159,27 +174,39 @@
- static void update_smb(int onoff);
-
-
-+#if defined(HAVE_DNSSD) || defined(HAVE_AVAHI)
-+static cupsd_txt_record_t dnssdBuildTxtRecord(int *txt_len, cupsd_printer_t *p,
-+ int for_lpd);
-+static int dnssdComparePrinters(cupsd_printer_t *a, cupsd_printer_t *b);
-+static void dnssdDeregisterPrinter(cupsd_printer_t *p);
-+static void dnssdRegisterPrinter(cupsd_printer_t *p);
-+static void dnssdStop(void);
-+#endif /* defined(HAVE_DNSSD) || defined(HAVE_AVAHI) */
-+
- #ifdef HAVE_DNSSD
- # ifdef HAVE_COREFOUNDATION
- static void dnssdAddAlias(const void *key, const void *value,
- void *context);
- # endif /* HAVE_COREFOUNDATION */
--static char *dnssdBuildTxtRecord(int *txt_len, cupsd_printer_t *p,
-- int for_lpd);
--static int dnssdComparePrinters(cupsd_printer_t *a, cupsd_printer_t *b);
--static void dnssdDeregisterPrinter(cupsd_printer_t *p);
--static char *dnssdPackTxtRecord(int *txt_len, char *keyvalue[][2],
-- int count);
- static void dnssdRegisterCallback(DNSServiceRef sdRef,
- DNSServiceFlags flags,
- DNSServiceErrorType errorCode,
- const char *name, const char *regtype,
- const char *domain, void *context);
--static void dnssdRegisterPrinter(cupsd_printer_t *p);
--static void dnssdStop(void);
- static void dnssdUpdate(void);
- #endif /* HAVE_DNSSD */
-
-+#ifdef HAVE_AVAHI
-+static AvahiStringList *avahiPackTxtRecord(char *keyvalue[][2],
-+ int count);
-+static void avahi_entry_group_cb (AvahiEntryGroup *group,
-+ AvahiEntryGroupState state,
-+ void *userdata);
-+static void avahi_client_cb (AvahiClient *client,
-+ AvahiClientState state,
-+ void *userdata);
-+#endif /* HAVE_AVAHI */
-+
- #ifdef HAVE_LDAP
- static const char * const ldap_attrs[] =/* CUPS LDAP attributes */
- {
-@@ -283,10 +310,10 @@
- ldap_dereg_printer(p);
- #endif /* HAVE_LDAP */
-
--#ifdef HAVE_DNSSD
-- if (removeit && (BrowseLocalProtocols & BROWSE_DNSSD) && DNSSDRef)
-+#if defined(HAVE_DNSSD) || defined(HAVE_AVAHI)
-+ if (removeit && (BrowseLocalProtocols & BROWSE_DNSSD))
- dnssdDeregisterPrinter(p);
--#endif /* HAVE_DNSSD */
-+#endif /* defined(HAVE_DNSSD) || defined(HAVE_AVAHI) */
- }
-
-
-@@ -702,10 +729,10 @@
- slpRegisterPrinter(p); */
- #endif /* HAVE_LIBSLP */
-
--#ifdef HAVE_DNSSD
-- if ((BrowseLocalProtocols & BROWSE_DNSSD) && DNSSDRef)
-+#if defined(HAVE_DNSSD) || defined(HAVE_AVAHI)
-+ if ((BrowseLocalProtocols & BROWSE_DNSSD))
- dnssdRegisterPrinter(p);
--#endif /* HAVE_DNSSD */
-+#endif /* defined(HAVE_DNSSD) || defined(HAVE_AVAHI) */
- }
-
-
-@@ -1419,6 +1446,27 @@
- #endif /* HAVE_LDAP */
-
-
-+#ifdef HAVE_AVAHI
-+/*
-+ * 'cupsdStartAvahiClient()' - Start an Avahi client if needed
-+ */
-+
-+void
-+cupsdStartAvahiClient(void)
-+{
-+ if (!AvahiCupsClient && !AvahiCupsClientConnecting)
-+ {
-+ if (!AvahiCupsPollHandle)
-+ AvahiCupsPollHandle = avahi_cups_poll_new ();
-+
-+ if (AvahiCupsPollHandle)
-+ avahi_client_new (avahi_cups_poll_get (AvahiCupsPollHandle),
-+ AVAHI_CLIENT_NO_FAIL, avahi_client_cb, NULL, NULL);
-+ }
-+}
-+#endif /* HAVE_AVAHI */
-+
-+
- /*
- * 'cupsdStartBrowsing()' - Start sending and receiving broadcast information.
- */
-@@ -1542,13 +1590,16 @@
- else
- BrowseSocket = -1;
-
--#ifdef HAVE_DNSSD
-+#if defined(HAVE_DNSSD) || defined(HAVE_AVAHI)
- if ((BrowseLocalProtocols | BrowseRemoteProtocols) & BROWSE_DNSSD)
- {
-+#ifdef HAVE_DNSSD
- DNSServiceErrorType error; /* Error from service creation */
-+#endif /* HAVE_DNSSD */
- cupsd_listener_t *lis; /* Current listening socket */
-
-
-+#ifdef HAVE_DNSSD
- /*
- * First create a "master" connection for all registrations...
- */
-@@ -1573,6 +1624,7 @@
- fcntl(fd, F_SETFD, fcntl(fd, F_GETFD) | FD_CLOEXEC);
-
- cupsdAddSelect(fd, (cupsd_selfunc_t)dnssdUpdate, NULL, NULL);
-+#endif /* HAVE_DNSSD */
-
- /*
- * Then get the port we use for registrations. If we are not listening
-@@ -1606,9 +1658,16 @@
- */
-
- cupsdUpdateDNSSDName();
-+
-+#ifdef HAVE_AVAHI
-+ cupsdStartAvahiClient ();
-+#endif /* HAVE_AVAHI */
-+
-+#ifdef HAVE_DNSSD
- }
-- }
- #endif /* HAVE_DNSSD */
-+ }
-+#endif /* defined(HAVE_DNSSD) || defined(HAVE_AVAHI) */
-
- #ifdef HAVE_LIBSLP
- if ((BrowseLocalProtocols | BrowseRemoteProtocols) & BROWSE_SLP)
-@@ -1834,10 +1893,10 @@
- BrowseSocket = -1;
- }
-
--#ifdef HAVE_DNSSD
-- if ((BrowseLocalProtocols & BROWSE_DNSSD) && DNSSDRef)
-+#if defined(HAVE_DNSSD) || defined(HAVE_AVAHI)
-+ if ((BrowseLocalProtocols & BROWSE_DNSSD))
- dnssdStop();
--#endif /* HAVE_DNSSD */
-+#endif /* defined(HAVE_DNSSD) || defined(HAVE_AVAHI) */
-
- #ifdef HAVE_LIBSLP
- if (((BrowseLocalProtocols | BrowseRemoteProtocols) & BROWSE_SLP) &&
-@@ -1902,7 +1961,7 @@
- }
-
-
--#ifdef HAVE_DNSSD
-+#if defined(HAVE_DNSSD) || defined(HAVE_AVAHI)
- /*
- * 'cupsdUpdateDNSSDName()' - Update the computer name we use for browsing...
- */
-@@ -1910,8 +1969,14 @@
- void
- cupsdUpdateDNSSDName(void)
- {
-+#ifdef HAVE_DNSSD
- DNSServiceErrorType error; /* Error from service creation */
- char webif[1024]; /* Web interface share name */
-+#endif /* HAVE_DNSSD */
-+#ifdef HAVE_AVAHI
-+ int ret; /* Error from service creation */
-+ char webif[AVAHI_LABEL_MAX]; /* Web interface share name */
-+#endif /* HAVE_AVAHI */
- # ifdef HAVE_SYSTEMCONFIGURATION
- SCDynamicStoreRef sc; /* Context for dynamic store */
- CFDictionaryRef btmm; /* Back-to-My-Mac domains */
-@@ -2042,6 +2107,7 @@
- else
- strlcpy(webif, "CUPS Web Interface", sizeof(webif));
-
-+#ifdef HAVE_DNSSD
- if (WebIFRef)
- DNSServiceRefDeallocate(WebIFRef);
-
-@@ -2054,9 +2120,45 @@
- NULL)) != kDNSServiceErr_NoError)
- cupsdLogMessage(CUPSD_LOG_ERROR,
- "DNS-SD web interface registration failed: %d", error);
-+#endif /* HAVE_DNSSD */
-+
-+#ifdef HAVE_AVAHI
-+ if (!AvahiCupsClient)
-+ /*
-+ * Client not yet running.
-+ */
-+ return;
-+
-+ if (AvahiWebIFGroup)
-+ avahi_entry_group_reset (AvahiWebIFGroup);
-+ else
-+ AvahiWebIFGroup = avahi_entry_group_new (AvahiCupsClient,
-+ avahi_entry_group_cb,
-+ NULL);
-+
-+ if (AvahiWebIFGroup)
-+ {
-+ ret = avahi_entry_group_add_service (AvahiWebIFGroup,
-+ AVAHI_IF_UNSPEC,
-+ AVAHI_PROTO_UNSPEC,
-+ 0, /* flags */
-+ webif, /* name */
-+ "_http._tcp", /* type */
-+ NULL, /* domain */
-+ NULL, /* host */
-+ DNSSDPort, /* port */
-+ "path=/", NULL);
-+ if (ret == 0)
-+ ret = avahi_entry_group_commit (AvahiWebIFGroup);
-+
-+ if (ret != 0)
-+ cupsdLogMessage (CUPSD_LOG_ERROR,
-+ "Avahi web interface registration failed: %d", ret);
-+ }
-+#endif /* HAVE_AVAHI */
- }
- }
--#endif /* HAVE_DNSSD */
-+#endif /* defined(HAVE_DNSSD) || defined(HAVE_AVAHI) */
-
-
- #ifdef HAVE_LDAP
-@@ -2334,13 +2436,15 @@
- "Bad Back to My Mac domain in dynamic store!");
- }
- # endif /* HAVE_COREFOUNDATION */
-+#endif /* HAVE_DNSSD */
-
-
-+#if defined(HAVE_DNSSD) || defined(HAVE_AVAHI)
- /*
- * 'dnssdBuildTxtRecord()' - Build a TXT record from printer info.
- */
-
--static char * /* O - TXT record */
-+static cupsd_txt_record_t /* O - TXT record */
- dnssdBuildTxtRecord(
- int *txt_len, /* O - TXT record length */
- cupsd_printer_t *p, /* I - Printer information */
-@@ -2379,7 +2483,12 @@
- keyvalue[i ][0] = "ty";
- keyvalue[i++][1] = p->make_model ? p->make_model : "Unknown";
-
-- snprintf(admin_hostname, sizeof(admin_hostname), "%s.local.", DNSSDHostName);
-+ snprintf(admin_hostname, sizeof(admin_hostname),
-+ "%s.local"
-+#ifdef HAVE_DNSSD
-+ "." /* terminating dot no good for Avahi */
-+#endif /* HAVE_DNSSD */
-+ , DNSSDHostName);
- httpAssembleURIf(HTTP_URI_CODING_ALL, adminurl_str, sizeof(adminurl_str),
- "http", NULL, admin_hostname, DNSSDPort, "/%s/%s",
- (p->type & CUPS_PRINTER_CLASS) ? "classes" : "printers",
-@@ -2462,7 +2571,12 @@
- * Then pack them into a proper txt record...
- */
-
-+#ifdef HAVE_DNSSD
- return (dnssdPackTxtRecord(txt_len, keyvalue, i));
-+#endif /* HAVE_DNSSD */
-+#ifdef HAVE_AVAHI
-+ return (avahiPackTxtRecord(keyvalue, i));
-+#endif /* HAVE_AVAHI */
- }
-
-
-@@ -2474,7 +2588,16 @@
- dnssdComparePrinters(cupsd_printer_t *a,/* I - First printer */
- cupsd_printer_t *b)/* I - Second printer */
- {
-- return (_cups_strcasecmp(a->reg_name, b->reg_name));
-+ if (!a->reg_name)
-+ if (!b->reg_name)
-+ return 0;
-+ else
-+ return -1;
-+ else
-+ if (!b->reg_name)
-+ return 1;
-+ else
-+ return (_cups_strcasecmp(a->reg_name, b->reg_name));
- }
-
-
-@@ -2489,6 +2612,10 @@
- {
- cupsdLogMessage(CUPSD_LOG_DEBUG2, "dnssdDeregisterPrinter(%s)", p->name);
-
-+#ifdef HAVE_DNSSD
-+ if (!DNSSDRef)
-+ return;
-+
- /*
- * Closing the socket deregisters the service
- */
-@@ -2524,6 +2651,24 @@
- free(p->printer_txt);
- p->printer_txt = NULL;
- }
-+#endif /* HAVE_DNSSD */
-+
-+#ifdef HAVE_AVAHI
-+ if (p->avahi_group)
-+ {
-+ avahi_entry_group_reset (p->avahi_group);
-+ avahi_entry_group_free (p->avahi_group);
-+ p->avahi_group = NULL;
-+
-+ if (p->ipp_txt)
-+ avahi_string_list_free (p->ipp_txt);
-+
-+ if (p->printer_txt)
-+ avahi_string_list_free (p->printer_txt);
-+
-+ p->ipp_txt = p->printer_txt = NULL;
-+ }
-+#endif /* HAVE_AVAHI */
-
- /*
- * Remove the printer from the array of DNS-SD printers, then clear the
-@@ -2533,8 +2678,10 @@
- cupsArrayRemove(DNSSDPrinters, p);
- cupsdClearString(&p->reg_name);
- }
-+#endif /* defined(HAVE_DNSSD) || defined(HAVE_AVAHI) */
-
-
-+#ifdef HAVE_DNSSD
- /*
- * 'dnssdPackTxtRecord()' - Pack an array of key/value pairs into the
- * TXT record format.
-@@ -2644,8 +2791,10 @@
- LastEvent |= CUPSD_EVENT_PRINTER_MODIFIED;
- }
- }
-+#endif /* HAVE_DNSSD */
-
-
-+#if defined(HAVE_DNSSD) || defined(HAVE_AVAHI)
- /*
- * 'dnssdRegisterPrinter()' - Start sending broadcast information for a printer
- * or update the broadcast contents.
-@@ -2654,20 +2803,40 @@
- static void
- dnssdRegisterPrinter(cupsd_printer_t *p)/* I - Printer */
- {
-+#ifdef HAVE_DNSSD
- DNSServiceErrorType se; /* dnssd errors */
- char *ipp_txt, /* IPP TXT record buffer */
- *printer_txt, /* LPD TXT record buffer */
-- name[1024], /* Service name */
-- *nameptr; /* Pointer into name */
-+ name[1024]; /* Service name */
- int ipp_len, /* IPP TXT record length */
- printer_len, /* LPD TXT record length */
- printer_port; /* LPD port number */
-+#endif /* HAVE_DNSSD */
-+#ifdef HAVE_AVAHI
-+ int ret; /* Error code */
-+ AvahiStringList *ipp_txt, /* IPP TXT record */
-+ *printer_txt; /* LPD TXT record */
-+ char name[AVAHI_LABEL_MAX], /* Service name */
-+ fullsubtype[AVAHI_LABEL_MAX]; /* Full subtype */
-+ char *regtype_copy, /* Writeable copy of reg type */
-+ *subtype, /* Current service sub type */
-+ *nextsubtype; /* Next service sub type */
-+#endif /* HAVE_AVAHI */
-+ char *nameptr; /* Pointer into name */
- const char *regtype; /* Registration type */
-
-
-+#ifdef HAVE_DNSSD
-+ if (!DNSSDRef)
-+ return;
-+
- cupsdLogMessage(CUPSD_LOG_DEBUG2, "dnssdRegisterPrinter(%s) %s", p->name,
- !p->ipp_ref ? "new" : "update");
--
-+#endif /* HAVE_DNSSD */
-+#ifdef HAVE_AVAHI
-+ cupsdLogMessage(CUPSD_LOG_DEBUG2, "dnssdRegisterPrinter(%s) %s", p->name,
-+ !p->avahi_group ? "new" : "update");
-+#endif /* HAVE_AVAHI */
- /*
- * If per-printer sharing was just disabled make sure we're not
- * registered before returning.
-@@ -2686,12 +2855,36 @@
- if (p->info && strlen(p->info) > 0)
- {
- if (DNSSDComputerName)
-- snprintf(name, sizeof(name), "%s @ %s", p->info, DNSSDComputerName);
-+ {
-+ /*
-+ * Make sure there is room for at least 15 characters of
-+ * DNSSDComputerName.
-+ */
-+
-+ assert(sizeof(name) >= 15 + 4);
-+ nameptr = name + strlcpy(name, p->info,
-+ sizeof(name) - 4 -
-+ strnlen(DNSSDComputerName, 15));
-+ nameptr += strlcpy(nameptr, " @ ", sizeof(name) - (nameptr - name));
-+ strlcpy(nameptr, DNSSDComputerName, sizeof(name) - (nameptr - name));
-+ }
- else
- strlcpy(name, p->info, sizeof(name));
- }
- else if (DNSSDComputerName)
-- snprintf(name, sizeof(name), "%s @ %s", p->name, DNSSDComputerName);
-+ {
-+ /*
-+ * Make sure there is room for at least 15 characters of
-+ * DNSSDComputerName.
-+ */
-+
-+ assert(sizeof(name) >= 15 + 4);
-+ nameptr = name + strlcpy(name, p->info,
-+ sizeof(name) - 4 -
-+ strnlen(DNSSDComputerName, 15));
-+ nameptr += strlcpy(nameptr, " @ ", sizeof(name) - (nameptr - name));
-+ strlcpy(nameptr, DNSSDComputerName, sizeof(name) - (nameptr - name));
-+ }
- else
- strlcpy(name, p->name, sizeof(name));
-
-@@ -2712,6 +2905,7 @@
- * Register IPP and (optionally) LPD...
- */
-
-+#ifdef HAVE_DNSSD
- ipp_len = 0; /* anti-compiler-warning-code */
- ipp_txt = dnssdBuildTxtRecord(&ipp_len, p, 0);
-
-@@ -2884,6 +3078,209 @@
-
- if (printer_txt)
- free(printer_txt);
-+#endif /* HAVE_DNSSD */
-+#ifdef HAVE_AVAHI
-+ if (!AvahiCupsClient)
-+ /*
-+ * Client not running yet. The client callback will call us again later.
-+ */
-+ return;
-+
-+ ipp_txt = dnssdBuildTxtRecord(NULL, p, 0);
-+ printer_txt = dnssdBuildTxtRecord(NULL, p, 1);
-+ regtype = (p->type & CUPS_PRINTER_FAX) ? "_fax-ipp._tcp" : DNSSDRegType;
-+
-+ if (p->avahi_group && p->ipp_txt && ipp_txt &&
-+ !avahi_string_list_equal (p->ipp_txt, ipp_txt))
-+ {
-+ /*
-+ * Update the existing registration...
-+ */
-+
-+ avahi_string_list_free (p->ipp_txt);
-+
-+ if (p->printer_txt)
-+ avahi_string_list_free (p->printer_txt);
-+
-+ /*
-+ * Update the service group entry.
-+ */
-+
-+ regtype_copy = strdup (regtype);
-+ subtype = strchr (regtype_copy, ',');
-+ if (subtype)
-+ *subtype = '\0';
-+
-+ cupsdLogMessage (CUPSD_LOG_DEBUG,
-+ "Updating TXT record for %s (%s)", name, regtype_copy);
-+ ret = avahi_entry_group_update_service_txt_strlst (p->avahi_group,
-+ AVAHI_IF_UNSPEC,
-+ AVAHI_PROTO_UNSPEC,
-+ 0, name,
-+ regtype_copy,
-+ NULL, ipp_txt);
-+ free (regtype_copy);
-+
-+ if (ret < 0)
-+ goto update_failed;
-+
-+ p->ipp_txt = ipp_txt;
-+ ipp_txt = NULL;
-+
-+ if (BrowseLocalProtocols & BROWSE_LPD)
-+ {
-+ ret = avahi_entry_group_update_service_txt_strlst (p->avahi_group,
-+ AVAHI_IF_UNSPEC,
-+ AVAHI_PROTO_UNSPEC,
-+ 0, name,
-+ "_printer._tcp", NULL,
-+ printer_txt);
-+ if (ret < 0)
-+ goto update_failed;
-+
-+ p->printer_txt = printer_txt;
-+ printer_txt = NULL;
-+ }
-+
-+ ret = avahi_entry_group_commit (p->avahi_group);
-+ if (ret < 0)
-+ {
-+ update_failed:
-+ cupsdLogMessage (CUPSD_LOG_ERROR,
-+ "Failed to update TXT record for %s: %d",
-+ name, ret);
-+ avahi_entry_group_reset (p->avahi_group);
-+ avahi_entry_group_free (p->avahi_group);
-+ p->avahi_group = NULL;
-+ ipp_txt = p->ipp_txt;
-+ p->ipp_txt = NULL;
-+ }
-+ }
-+
-+ if (!p->avahi_group)
-+ {
-+ /*
-+ * Initial registration. Use the _fax subtype for fax queues...
-+ */
-+
-+ p->avahi_group = avahi_entry_group_new (AvahiCupsClient,
-+ avahi_entry_group_cb,
-+ p);
-+
-+ cupsdLogMessage(CUPSD_LOG_DEBUG,
-+ "Registering Avahi printer %s with name \"%s\" and "
-+ "type \"%s\"", p->name, name, regtype);
-+
-+ if (!p->avahi_group)
-+ {
-+ ret = 0;
-+ goto add_failed;
-+ }
-+
-+ /*
-+ * Add each service type (DNSSDRegType may contain several,
-+ * separated by commas).
-+ */
-+
-+ subtype = regtype_copy = strdup (regtype);
-+ while (subtype && *subtype)
-+ {
-+ nextsubtype = strchr (subtype, ',');
-+ if (nextsubtype)
-+ *nextsubtype++ = '\0';
-+
-+ if (subtype == regtype_copy)
-+ {
-+ /*
-+ * Main type entry.
-+ */
-+
-+ cupsdLogMessage (CUPSD_LOG_DEBUG,
-+ "Adding TXT record for %s (%s)", name, regtype_copy);
-+ ret = avahi_entry_group_add_service_strlst (p->avahi_group,
-+ AVAHI_IF_UNSPEC,
-+ AVAHI_PROTO_UNSPEC,
-+ 0, name, regtype_copy,
-+ NULL, NULL,
-+ DNSSDPort,
-+ ipp_txt);
-+ }
-+ else
-+ {
-+ /*
-+ * Sub-type entry.
-+ */
-+
-+ snprintf (fullsubtype, sizeof(fullsubtype),
-+ "%s._sub.%s", subtype, regtype_copy);
-+ cupsdLogMessage (CUPSD_LOG_DEBUG,
-+ "Adding TXT record for %s (%s)", name, fullsubtype);
-+ ret = avahi_entry_group_add_service_subtype (p->avahi_group,
-+ AVAHI_IF_UNSPEC,
-+ AVAHI_PROTO_UNSPEC,
-+ 0, name,
-+ regtype_copy,
-+ NULL, fullsubtype);
-+ }
-+
-+ if (ret < 0)
-+ {
-+ free (regtype_copy);
-+ goto add_failed;
-+ }
-+
-+ subtype = nextsubtype;
-+ }
-+
-+ free (regtype_copy);
-+ p->ipp_txt = ipp_txt;
-+ ipp_txt = NULL;
-+
-+ if (BrowseLocalProtocols & BROWSE_LPD)
-+ {
-+ cupsdLogMessage(CUPSD_LOG_DEBUG,
-+ "Registering Avahi printer %s with name \"%s\" and "
-+ "type \"_printer._tcp\"", p->name, name);
-+
-+ ret = avahi_entry_group_add_service_strlst (p->avahi_group,
-+ AVAHI_IF_UNSPEC,
-+ AVAHI_PROTO_UNSPEC,
-+ 0, name,
-+ "_printer._tcp", NULL, NULL,
-+ 515,
-+ printer_txt);
-+ if (ret < 0)
-+ goto add_failed;
-+
-+ p->printer_txt = printer_txt;
-+ printer_txt = NULL;
-+ }
-+
-+ ret = avahi_entry_group_commit (p->avahi_group);
-+
-+ if (ret < 0)
-+ {
-+ add_failed:
-+ cupsdLogMessage (CUPSD_LOG_ERROR,
-+ "Failed to add Avahi entry for %s: %d",
-+ name, ret);
-+ if (p->avahi_group)
-+ {
-+ avahi_entry_group_reset (p->avahi_group);
-+ avahi_entry_group_free (p->avahi_group);
-+ p->avahi_group = NULL;
-+ }
-+ ipp_txt = p->ipp_txt;
-+ p->ipp_txt = NULL;
-+ }
-+ }
-+
-+ if (ipp_txt)
-+ avahi_string_list_free (ipp_txt);
-+
-+ if (printer_txt)
-+ avahi_string_list_free (printer_txt);
-+#endif /* HAVE_AVAHI */
- }
-
-
-@@ -2896,6 +3293,10 @@
- {
- cupsd_printer_t *p; /* Current printer */
-
-+#ifdef HAVE_DNSSD
-+ if (!DNSSDRef)
-+ return;
-+#endif /* HAVE_DNSSD */
-
- /*
- * De-register the individual printers
-@@ -2906,6 +3307,7 @@
- p = (cupsd_printer_t *)cupsArrayNext(Printers))
- dnssdDeregisterPrinter(p);
-
-+#ifdef HAVE_DNSSD
- /*
- * Shutdown the rest of the service refs...
- */
-@@ -2926,14 +3328,17 @@
-
- DNSServiceRefDeallocate(DNSSDRef);
- DNSSDRef = NULL;
-+#endif /* HAVE_DNSSD */
-
- cupsArrayDelete(DNSSDPrinters);
- DNSSDPrinters = NULL;
-
- DNSSDPort = 0;
- }
-+#endif /* defined(HAVE_DNSSD) || defined(HAVE_AVAHI) */
-
-
-+#ifdef HAVE_DNSSD
- /*
- * 'dnssdUpdate()' - Handle DNS-SD queries.
- */
-@@ -2955,6 +3360,147 @@
- #endif /* HAVE_DNSSD */
-
-
-+#ifdef HAVE_AVAHI
-+/*
-+ * 'avahiPackTxtRecord()' - Pack an array of key/value pairs into an
-+ * AvahiStringList.
-+ */
-+
-+static AvahiStringList * /* O - new string list */
-+avahiPackTxtRecord(char *keyvalue[][2], /* I - Table of key value pairs */
-+ int count) /* I - Number of items in table */
-+{
-+ AvahiStringList *strlst = NULL;
-+ char **elements;
-+ size_t len;
-+ int i = 0;
-+
-+ elements = malloc ((1 + count) * sizeof (char *));
-+ if (!elements)
-+ goto cleanup;
-+
-+ for (i = 0; i < count; i++)
-+ {
-+ len = (1 + strlen (keyvalue[i][0]) +
-+ (keyvalue[i][1] ? 1 + strlen (keyvalue[i][1]) : 1));
-+ elements[i] = malloc (len * sizeof (char));
-+ if (!elements[i])
-+ goto cleanup;
-+
-+ snprintf (elements[i], len, "%s=%s", keyvalue[i][0], keyvalue[i][1]);
-+ }
-+
-+ strlst = avahi_string_list_new_from_array ((const char **) elements, count);
-+
-+cleanup:
-+ while (--i >= 0)
-+ free (elements[i]);
-+
-+ free (elements);
-+ return (strlst);
-+}
-+
-+
-+/*
-+ * 'avahi_entry_group_cb()' - Avahi entry group callback function.
-+ */
-+static void
-+avahi_entry_group_cb (AvahiEntryGroup *group,
-+ AvahiEntryGroupState state,
-+ void *userdata)
-+{
-+ char *name;
-+
-+ if (userdata)
-+ name = ((cupsd_printer_t *) userdata)->reg_name;
-+ else
-+ name = "CUPS web interface";
-+
-+ switch (state)
-+ {
-+ case AVAHI_ENTRY_GROUP_UNCOMMITED:
-+ case AVAHI_ENTRY_GROUP_REGISTERING:
-+ break;
-+
-+ case AVAHI_ENTRY_GROUP_ESTABLISHED:
-+ cupsdLogMessage (CUPSD_LOG_DEBUG,
-+ "Avahi entry group established for %s", name);
-+ break;
-+
-+ default:
-+ cupsdLogMessage (CUPSD_LOG_DEBUG,
-+ "Avahi entry group %s has state %d",
-+ name, state);
-+ break;
-+ }
-+}
-+
-+
-+/*
-+ * 'avahi_client_cb()' - Avahi client callback function.
-+ */
-+static void
-+avahi_client_cb (AvahiClient *client,
-+ AvahiClientState state,
-+ void *userdata)
-+{
-+ cupsd_printer_t *printer;
-+ switch (state)
-+ {
-+ case AVAHI_CLIENT_S_RUNNING:
-+ /*
-+ * Avahi client started successfully.
-+ */
-+ AvahiCupsClient = client;
-+ AvahiCupsClientConnecting = 0;
-+ cupsdLogMessage (CUPSD_LOG_DEBUG, "Avahi client started");
-+
-+ cupsdUpdateDNSSDName ();
-+
-+ for (printer = (cupsd_printer_t *)cupsArrayFirst(Printers);
-+ printer;
-+ printer = (cupsd_printer_t *)cupsArrayNext(Printers))
-+ if (Browsing && (BrowseLocalProtocols & BROWSE_DNSSD) &&
-+ (!(printer->type & (CUPS_PRINTER_REMOTE | CUPS_PRINTER_IMPLICIT |
-+ CUPS_PRINTER_SCANNER))) && printer->shared)
-+ dnssdRegisterPrinter (printer);
-+
-+ break;
-+
-+ case AVAHI_CLIENT_CONNECTING:
-+ /*
-+ * No Avahi daemon, client is waiting.
-+ */
-+ AvahiCupsClientConnecting = 1;
-+ cupsdLogMessage (CUPSD_LOG_DEBUG, "Avahi client connecting");
-+ break;
-+
-+ case AVAHI_CLIENT_FAILURE:
-+ /*
-+ * Avahi client failed, close it to allow a clean restart.
-+ */
-+ cupsdLogMessage (CUPSD_LOG_ERROR,
-+ "Avahi client failed, "
-+ "closing client to allow a clean restart");
-+
-+ for (printer = (cupsd_printer_t *)cupsArrayFirst(Printers);
-+ printer;
-+ printer = (cupsd_printer_t *)cupsArrayNext(Printers))
-+ dnssdDeregisterPrinter (printer);
-+
-+ avahi_client_free(client);
-+ AvahiCupsClientConnecting = 0;
-+ AvahiCupsClient = NULL;
-+
-+ break;
-+
-+ default:
-+ cupsdLogMessage (CUPSD_LOG_DEBUG, "Avahi client state: %d", state);
-+ }
-+}
-+#endif /* HAVE_AVAHI */
-+
-+
- /*
- * 'get_auth_info_required()' - Get the auth-info-required value to advertise.
- */
---- a/scheduler/dirsvc.h
-+++ b/scheduler/dirsvc.h
-@@ -31,6 +31,10 @@
- # endif /* HAVE_LDAP_SSL_H */
- #endif /* HAVE_LDAP */
-
-+#ifdef HAVE_AVAHI
-+# include <avahi-client/publish.h>
-+#endif /* HAVE_AVAHI */
-+
- /*
- * Browse protocols...
- */
-@@ -131,19 +135,22 @@
- VAR cupsd_statbuf_t *PollStatusBuffer VALUE(NULL);
- /* Status buffer for pollers */
-
--#ifdef HAVE_DNSSD
-+#if defined(HAVE_DNSSD) || defined(HAVE_AVAHI)
- VAR char *DNSSDComputerName VALUE(NULL),
- /* Computer/server name */
- *DNSSDHostName VALUE(NULL),
- /* Hostname */
- *DNSSDRegType VALUE(NULL);
- /* Bonjour registration type */
--VAR cups_array_t *DNSSDAlias VALUE(NULL);
-- /* List of dynamic ServerAlias's */
- VAR int DNSSDPort VALUE(0);
- /* Port number to register */
- VAR cups_array_t *DNSSDPrinters VALUE(NULL);
- /* Printers we have registered */
-+#endif /* defined(HAVE_DNSSD) || defined(HAVE_AVAHI) */
-+
-+#ifdef HAVE_DNSSD
-+VAR cups_array_t *DNSSDAlias VALUE(NULL);
-+ /* List of dynamic ServerAlias's */
- VAR DNSServiceRef DNSSDRef VALUE(NULL),
- /* Master DNS-SD service reference */
- WebIFRef VALUE(NULL),
-@@ -152,6 +159,17 @@
- /* Remote printer browse reference */
- #endif /* HAVE_DNSSD */
-
-+#ifdef HAVE_AVAHI
-+VAR AvahiCupsPoll *AvahiCupsPollHandle VALUE(NULL);
-+ /* AvahiCupsPoll object */
-+VAR AvahiClient *AvahiCupsClient VALUE(NULL);
-+ /* AvahiClient object */
-+VAR int AvahiCupsClientConnecting VALUE(0);
-+ /* Is AvahiClient object connecting? */
-+VAR AvahiEntryGroup *AvahiWebIFGroup VALUE(NULL);
-+ /* Web interface entry group */
-+#endif /* HAVE_AVAHI */
-+
- #ifdef HAVE_LIBSLP
- VAR SLPHandle BrowseSLPHandle VALUE(NULL);
- /* SLP API handle */
-@@ -195,13 +213,14 @@
- extern void cupsdRestartPolling(void);
- extern void cupsdSaveRemoteCache(void);
- extern void cupsdSendBrowseList(void);
-+extern void cupsdStartAvahiClient(void);
- extern void cupsdStartBrowsing(void);
- extern void cupsdStartPolling(void);
- extern void cupsdStopBrowsing(void);
- extern void cupsdStopPolling(void);
--#ifdef HAVE_DNSSD
-+#if defined(HAVE_DNSSD) || defined(HAVE_AVAHI)
- extern void cupsdUpdateDNSSDName(void);
--#endif /* HAVE_DNSSD */
-+#endif /* defined(HAVE_DNSSD) || defined(HAVE_AVAHI) */
- #ifdef HAVE_LDAP
- extern void cupsdUpdateLDAPBrowse(void);
- #endif /* HAVE_LDAP */
---- a/scheduler/ipp.c
-+++ b/scheduler/ipp.c
-@@ -6087,7 +6087,7 @@
- ippAddDate(con->response, IPP_TAG_PRINTER, "printer-current-time",
- ippTimeToDate(curtime));
-
--#ifdef HAVE_DNSSD
-+#if defined(HAVE_DNSSD) || defined(HAVE_AVAHI)
- if (!ra || cupsArrayFind(ra, "printer-dns-sd-name"))
- {
- if (printer->reg_name)
-@@ -6097,7 +6097,7 @@
- ippAddInteger(con->response, IPP_TAG_PRINTER, IPP_TAG_NOVALUE,
- "printer-dns-sd-name", 0);
- }
--#endif /* HAVE_DNSSD */
-+#endif /* defined(HAVE_DNSSD) || defined(HAVE_AVAHI) */
-
- if (!ra || cupsArrayFind(ra, "printer-error-policy"))
- ippAddString(con->response, IPP_TAG_PRINTER, IPP_TAG_NAME,
---- a/scheduler/printers.c
-+++ b/scheduler/printers.c
-@@ -883,9 +883,9 @@
- cupsdClearString(&p->alert);
- cupsdClearString(&p->alert_description);
-
--#ifdef HAVE_DNSSD
-+#if defined(HAVE_DNSSD) || defined(HAVE_AVAHI)
- cupsdClearString(&p->pdl);
--#endif /* HAVE_DNSSD */
-+#endif /* defined(HAVE_DNSSD) || defined(HAVE_AVAHI) */
-
- cupsArrayDelete(p->filetypes);
-
-@@ -3765,7 +3765,7 @@
- attr->values[i].string.text = _cupsStrAlloc(mimetype);
- }
-
--#ifdef HAVE_DNSSD
-+#if defined(HAVE_DNSSD) || defined(HAVE_AVAHI)
- {
- char pdl[1024]; /* Buffer to build pdl list */
- mime_filter_t *filter; /* MIME filter looping var */
-@@ -3821,7 +3821,7 @@
-
- cupsdSetString(&p->pdl, pdl);
- }
--#endif /* HAVE_DNSSD */
-+#endif /* defined(HAVE_DNSSD) || defined(HAVE_AVAHI) */
- }
-
-
---- a/scheduler/printers.h
-+++ b/scheduler/printers.h
-@@ -16,6 +16,9 @@
- #ifdef HAVE_DNSSD
- # include <dns_sd.h>
- #endif /* HAVE_DNSSD */
-+#ifdef HAVE_AVAHI
-+# include "avahi.h"
-+#endif /* HAVE_AVAHI */
- #include <cups/pwg-private.h>
-
-
-@@ -95,16 +98,23 @@
- time_t marker_time; /* Last time marker attributes were updated */
- _ppd_cache_t *pc; /* PPD cache and mapping data */
-
--#ifdef HAVE_DNSSD
-+#if defined(HAVE_DNSSD) || defined(HAVE_AVAHI)
- char *reg_name, /* Name used for service registration */
-- *pdl, /* pdl value for TXT record */
-- *ipp_txt, /* IPP TXT record contents */
-+ *pdl; /* pdl value for TXT record */
-+#endif /* defined(HAVE_DNSSD) || defined(HAVE_AVAHI) */
-+#ifdef HAVE_DNSSD
-+ char *ipp_txt, /* IPP TXT record contents */
- *printer_txt; /* LPD TXT record contents */
- int ipp_len, /* IPP TXT record length */
- printer_len; /* LPD TXT record length */
- DNSServiceRef ipp_ref, /* Reference for _ipp._tcp,_cups */
- printer_ref; /* Reference for _printer._tcp */
- #endif /* HAVE_DNSSD */
-+#ifdef HAVE_AVAHI
-+ AvahiStringList *ipp_txt, /* IPP TXT record */
-+ *printer_txt; /* LPD TXT record */
-+ AvahiEntryGroup *avahi_group; /* Avahi entry group */
-+#endif /* HAVE_AVAHI */
- };
-
-
---- a/scheduler/conf.c
-+++ b/scheduler/conf.c
-@@ -650,7 +650,7 @@
- Browsing = CUPS_DEFAULT_BROWSING;
- DefaultShared = CUPS_DEFAULT_DEFAULT_SHARED;
-
--#ifdef HAVE_DNSSD
-+#if defined(HAVE_DNSSD) || defined(HAVE_AVAHI)
- cupsdSetString(&DNSSDRegType, "_ipp._tcp,_cups");
- #endif /* HAVE_DNSSD */
-
-
diff --git a/libre/cups-libre/cups-no-export-ssllibs.patch b/libre/cups-libre/cups-no-export-ssllibs.patch
index 24bac2e56..9be3c819b 100644
--- a/libre/cups-libre/cups-no-export-ssllibs.patch
+++ b/libre/cups-libre/cups-no-export-ssllibs.patch
@@ -10,4 +10,3 @@ diff -up cups-1.5b1/config-scripts/cups-ssl.m4.no-export-ssllibs cups-1.5b1/conf
AC_SUBST(EXPORT_SSLLIBS)
-
diff --git a/libre/cups-libre/cups-no-gcrypt.patch b/libre/cups-libre/cups-no-gcrypt.patch
index ab299d989..42f71d0d4 100644
--- a/libre/cups-libre/cups-no-gcrypt.patch
+++ b/libre/cups-libre/cups-no-gcrypt.patch
@@ -36,4 +36,3 @@ diff -ruN cups-1.4.7.orig//config-scripts/cups-ssl.m4 cups-1.4.7/config-scripts/
# elif defined(HAVE_CDSASSL)
# include <CoreFoundation/CoreFoundation.h>
# include <Security/Security.h>
-
diff --git a/libre/cups-libre/cups.install b/libre/cups-libre/cups.install
index f73c3b44b..47c3d9b82 100644
--- a/libre/cups-libre/cups.install
+++ b/libre/cups-libre/cups.install
@@ -24,4 +24,3 @@ post_remove() {
xdg-icon-resource forceupdate --theme hicolor 2> /dev/null
fi
}
-
diff --git a/libre/cups-libre/cups.logrotate b/libre/cups-libre/cups.logrotate
index 67c4cdd39..9c49bbdaf 100644
--- a/libre/cups-libre/cups.logrotate
+++ b/libre/cups-libre/cups.logrotate
@@ -6,4 +6,3 @@
/bin/kill -HUP `cat /var/run/cups.pid 2>/dev/null` 2>/dev/null || true
endscript
}
-
diff --git a/libre/cups-libre/cups.pam b/libre/cups-libre/cups.pam
index 5a31a927a..53724d1f8 100644
--- a/libre/cups-libre/cups.pam
+++ b/libre/cups-libre/cups.pam
@@ -1,4 +1,3 @@
auth required pam_unix.so
account required pam_unix.so
session required pam_unix.so
-
generated by cgit v1.2.3 (git 2.39.1) at 2024-11-28 14:20:09 +0000