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add temporary game patches for testing

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FunkyFr3sh 2023-09-26 01:50:58 +02:00
parent b4b3e95832
commit 453d266d76
1 changed files with 51 additions and 0 deletions
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51
src/dllmain.c
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@ -9,6 +9,7 @@
#include "debug.h"
#include "config.h"
#include "hook.h"
#include "patch.h"
/* export for cncnet cnc games */
@ -38,6 +39,56 @@ BOOL WINAPI DllMain(HANDLE hDll, DWORD dwReason, LPVOID lpReserved)
#endif
g_ddraw_module = hDll;
/* Claw DVD Movie experiments */
/* change file extension .vob to .avi */
HMODULE game_exe = GetModuleHandleA(NULL);
PIMAGE_DOS_HEADER dos_hdr = (void*)game_exe;
PIMAGE_NT_HEADERS nt_hdr = (void*)((char*)game_exe + dos_hdr->e_lfanew);
for (int i = 0; i < nt_hdr->FileHeader.NumberOfSections; i++)
{
PIMAGE_SECTION_HEADER sct_hdr = IMAGE_FIRST_SECTION(nt_hdr) + i;
if (strcmp(".data", (char*)sct_hdr->Name) == 0)
{
char* s = (char*)((char*)game_exe + sct_hdr->VirtualAddress);
int s_len = sct_hdr->Misc.VirtualSize;
for (int i = 0; i < s_len; i++, s++)
{
if (*s == '.' && memcmp(s, "\x2E\x76\x6F\x62\x00", 5) == 0) /* .vob */
{
memcpy(s, "\x2E\x61\x76\x69", 4); /* .avi */
}
}
break;
}
sct_hdr++;
}
/* add registry key for x264vfw */
HKEY hkey;
LONG status =
RegOpenKeyExA(
HKEY_CURRENT_USER, "SOFTWARE\\Microsoft\\Windows NT\\CurrentVersion\\Drivers32", 0L, KEY_WRITE, &hkey);
if (status == ERROR_SUCCESS)
{
LPCTSTR data = "x264vfw.dll";
RegSetValueExA(hkey,"vidc.x264", 0, REG_SZ, data, strlen(data)+1);
RegCloseKey(hkey);
}
char buf[1024];
if (GetEnvironmentVariable("__COMPAT_LAYER", buf, sizeof(buf)))