1 files changed, 120 insertions, 0 deletions
diff --git a/pcr/reicast-git/ta-hash-logs.patch b/pcr/reicast-git/ta-hash-logs.patch
new file mode 100644
index 000000000..1d120852f
--- /dev/null
+++ b/pcr/reicast-git/ta-hash-logs.patch
@@ -0,0 +1,120 @@
+diff -Nur a/core/hw/pvr/Renderer_if.cpp b/core/hw/pvr/Renderer_if.cpp
+--- a/core/hw/pvr/Renderer_if.cpp	2015-10-06 21:43:53.028336301 -0300
++++ b/core/hw/pvr/Renderer_if.cpp	2015-10-06 21:49:25.016725724 -0300
+@@ -5,10 +5,16 @@
+ 
+ #include "deps/zlib/zlib.h"
+ 
++#include "deps/crypto/md5.h"
++
+ #if FEAT_HAS_NIXPROF
+ #include "profiler/profiler.h"
+ #endif
+ 
++#define FRAME_MD5 0x1
++FILE* fLogFrames;
++FILE* fCheckFrames;
++
+ /*
+ 
+ 	rendv3 ideas
+@@ -291,6 +297,48 @@
+ 
+ 	if (ctx)
+ 	{
++		if (fLogFrames || fCheckFrames) {
++			MD5Context md5;
++			u8 digest[16];
++
++			MD5Init(&md5);
++			MD5Update(&md5, ctx->tad.thd_root, ctx->tad.End() - ctx->tad.thd_root);
++			MD5Final(digest, &md5);
++
++			if (fLogFrames) {
++				fputc(FRAME_MD5, fLogFrames);
++				fwrite(digest, 1, 16, fLogFrames);
++				fflush(fLogFrames);
++			}
++
++			if (fCheckFrames) {
++				u8 v;
++				u8 digest2[16];
++				int ch = fgetc(fCheckFrames);
++
++				if (ch == EOF) {
++					printf("Testing: TA Hash log matches, exiting\n");
++					exit(1);
++				}
++				
++				verify(ch == FRAME_MD5);
++
++				fread(digest2, 1, 16, fCheckFrames);
++
++				verify(memcmp(digest, digest2, 16) == 0);
++
++				
++			}
++
++			/*
++			u8* dig = digest;
++			printf("FRAME: %02X-%02X-%02X-%02X-%02X-%02X-%02X-%02X-%02X-%02X-%02X-%02X-%02X-%02X-%02X-%02X\n",
++				digest[0], digest[1], digest[2], digest[3], digest[4], digest[5], digest[6], digest[7],
++				digest[8], digest[9], digest[10], digest[11], digest[12], digest[13], digest[14], digest[15]
++				);
++			*/
++		}
++
+ 		if (!ctx->rend.Overrun)
+ 		{
+ 			//printf("REP: %.2f ms\n",render_end_pending_cycles/200000.0);
+@@ -366,6 +414,13 @@
+ 
+ bool rend_init()
+ {
++	if (fLogFrames = fopen(settings.pvr.HashLogFile.c_str(), "wb")) {
++		printf("Saving frame hashes to: '%s'\n", settings.pvr.HashLogFile.c_str());
++	}
++
++	if (fCheckFrames = fopen(settings.pvr.HashCheckFile.c_str(), "rb")) {
++		printf("Comparing frame hashes against: '%s'\n", settings.pvr.HashCheckFile.c_str());
++	}
+ 
+ #ifdef NO_REND
+ 	renderer	 = rend_norend();
+@@ -435,6 +490,11 @@
+ 
+ void rend_term()
+ {
++	if (fCheckFrames)
++		fclose(fCheckFrames);
++
++	if (fLogFrames)
++		fclose(fLogFrames);
+ }
+ 
+ void rend_vblank()
+diff -Nur a/core/nullDC.cpp b/core/nullDC.cpp
+--- a/core/nullDC.cpp	2015-10-06 21:43:53.043336408 -0300
++++ b/core/nullDC.cpp	2015-10-06 21:49:25.017725731 -0300
+@@ -260,6 +260,8 @@
+ #endif
+ 
+ 	settings.bios.UseReios = cfgLoadInt("config", "bios.UseReios", 0);
++	settings.pvr.HashLogFile = cfgLoadStr("testing", "ta.HashLogFile", "");
++	settings.pvr.HashCheckFile = cfgLoadStr("testing", "ta.HashCheckFile", "");
+ 
+ #if (HOST_OS != OS_LINUX || defined(_ANDROID) || defined(TARGET_PANDORA))
+ 	settings.aica.BufferSize=2048;
+diff -Nur a/core/types.h b/core/types.h
+--- a/core/types.h	2015-10-06 21:43:53.048336444 -0300
++++ b/core/types.h	2015-10-06 21:49:25.017725731 -0300
+@@ -696,6 +696,9 @@
+ 		
+ 		u32 MaxThreads;
+ 		u32 SynchronousRendering;
++
++		string HashLogFile;
++		string HashCheckFile;
+ 	} pvr;
+ 
+ 	struct {