diff options
| author | Mikkel Krautz <mikkel@krautz.dk> | 2012-11-11 16:35:32 +0400 |
|---|---|---|
| committer | Mikkel Krautz <mikkel@krautz.dk> | 2012-11-11 16:35:32 +0400 |
| commit | 071be0f9065b1308e465f15671daa8ee1dce4ffe (patch) | |
| tree | 0e6d1af56183b94dcd2f76a275a9eb9f76564485 /overlay | |
| parent | f96c736d580ce637a9cc2e2841bc99864212136c (diff) | |
HardHook: add additional opcodes.
Diffstat (limited to 'overlay')
| -rw-r--r-- | overlay/HardHook.cpp | 12 |
1 files changed, 11 insertions, 1 deletions
diff --git a/overlay/HardHook.cpp b/overlay/HardHook.cpp index 1163451e5..e6e59c016 100644 --- a/overlay/HardHook.cpp +++ b/overlay/HardHook.cpp @@ -178,6 +178,9 @@ void *HardHook::cloneCode(void **porig) { case 0x5e: case 0x5f: break; + case 0x6a: // PUSH immediate + extra = 1; + break; case 0x68: // PUSH immediate extra = 4; break; @@ -190,11 +193,18 @@ void *HardHook::cloneCode(void **porig) { case 0x8b: // MOV extra = modrmbytes(a,b) + 1; break; - default: + default: { + int rmop = ((a>>3) & 7); + if (opcode == 0xff && rmop == 6) { // PUSH memory + extra = modrmbytes(a,b) + 1; + break; + } + fods("HardHook: Unknown opcode at %d: %2x %2x %2x %2x %2x %2x %2x %2x %2x %2x %2x %2x", idx-1, o[0], o[1], o[2], o[3], o[4], o[5], o[6], o[7], o[8], o[9], o[10], o[11]); VirtualProtect(o, 16, oldProtect, &restoreProtect); return NULL; break; + } } for (unsigned int i=0;i<extra;++i) n[idx+i] = o[idx+i]; |