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This commit is contained in:
Simon Lindholm
2022-06-28 23:08:23 +02:00
parent d1a4fd35a7
commit 3fd1f6a30c
7 changed files with 140 additions and 6 deletions
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47
main.cpp
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@@ -8,13 +8,32 @@
uint32_t wibo::lastError = 0;
char *wibo::commandLine;
void stub() {
static int stubIndex = 0;
static char stubDlls[0x100][0x100];
static char stubFuncNames[0x100][0x100];
static void stubBase(int index) {
// should go through all the functions imported by mwcceppc.exe
// and create template stubs for them, at least...
printf("Unhandled function\n");
printf("Unhandled function %s (%s)\n", stubFuncNames[index], stubDlls[index]);
exit(0);
}
void (*stubFuncs[0x100])(void) = {
#define DEFINE_STUB(a, b, c, d) []() { stubBase(a << 6 | b << 4 | c << 2 | d); },
#define DEFINE_STUBS(a, b) \
DEFINE_STUB(a, b, 0, 0) DEFINE_STUB(a, b, 0, 1) DEFINE_STUB(a, b, 0, 2) DEFINE_STUB(a, b, 0, 3) \
DEFINE_STUB(a, b, 1, 0) DEFINE_STUB(a, b, 1, 1) DEFINE_STUB(a, b, 1, 2) DEFINE_STUB(a, b, 1, 3) \
DEFINE_STUB(a, b, 2, 0) DEFINE_STUB(a, b, 2, 1) DEFINE_STUB(a, b, 2, 2) DEFINE_STUB(a, b, 2, 3) \
DEFINE_STUB(a, b, 3, 0) DEFINE_STUB(a, b, 3, 1) DEFINE_STUB(a, b, 3, 2) DEFINE_STUB(a, b, 3, 3)
DEFINE_STUBS(0, 0) DEFINE_STUBS(0, 1) DEFINE_STUBS(0, 2) DEFINE_STUBS(0, 3)
DEFINE_STUBS(1, 0) DEFINE_STUBS(1, 1) DEFINE_STUBS(1, 2) DEFINE_STUBS(1, 3)
DEFINE_STUBS(2, 0) DEFINE_STUBS(2, 1) DEFINE_STUBS(2, 2) DEFINE_STUBS(2, 3)
DEFINE_STUBS(3, 0) DEFINE_STUBS(3, 1) DEFINE_STUBS(3, 2) DEFINE_STUBS(3, 3)
};
#undef DEFINE_STUB
#undef DEFINE_STUBS
uint32_t __attribute__((stdcall)) CoInitialize(void *pvReserved) {
printf("CoInitialize(...)\n");
return 0; // S_OK I think?
@@ -26,21 +45,41 @@ void *wibo::resolveStubByName(const char *dllName, const char *funcName) {
if (func)
return func;
}
if (strcmp(dllName, "USER32.dll") == 0) {
void *func = wibo::resolveUser32(funcName);
if (func)
return func;
}
if (strcmp(dllName, "ADVAPI32.dll") == 0) {
void *func = wibo::resolveAdvApi32(funcName);
if (func)
return func;
}
if (strcmp(dllName, "VERSION.dll") == 0) {
void *func = wibo::resolveVersion(funcName);
if (func)
return func;
}
if (strcmp(dllName, "ole32.dll") == 0) {
if (strcmp(funcName, "CoInitialize") == 0) return (void *) CoInitialize;
}
printf("Missing function: %s (%s)\n", dllName, funcName);
return (void *) stub;
assert(stubIndex < 0x100);
assert(strlen(dllName) < 0x100);
assert(strlen(funcName) < 0x100);
strcpy(stubFuncNames[stubIndex], funcName);
strcpy(stubDlls[stubIndex], dllName);
return (void *) stubFuncs[stubIndex++];
}
void *wibo::resolveStubByOrdinal(const char *dllName, uint16_t ordinal) {
return (void *) stub;
// printf("Missing function: %s (%x)\n", dllName, ordinal);
assert(stubIndex < 0x100);
assert(strlen(dllName) < 0x100);
sprintf(stubFuncNames[stubIndex], "%d", ordinal);
strcpy(stubDlls[stubIndex], dllName);
return (void *) stubFuncs[stubIndex++];
}
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