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XEX-style exports, dumping exports, and prepping kernel export lookup.

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This commit is contained in:
Ben Vanik
2015-05-09 00:59:03 -07:00
parent 23eb343484
commit 4411a4499d
9 changed files with 150 additions and 94 deletions
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45
src/xenia/kernel/xboxkrnl_modules.cc
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@@ -252,22 +252,25 @@ SHIM_CALL XexGetProcedureAddress_shim(PPCContext* ppc_state,
KernelState* state) {
uint32_t module_handle = SHIM_GET_ARG_32(0);
uint32_t ordinal = SHIM_GET_ARG_32(1);
const char* name = (const char*)SHIM_MEM_ADDR(ordinal);
uint32_t out_function_ptr = SHIM_GET_ARG_32(2);
if (ordinal < 0x10000) {
// May be entry point?
assert_not_zero(ordinal);
bool is_string_name = (ordinal & 0xFFFF0000) != 0;
auto string_name = reinterpret_cast<const char*>(SHIM_MEM_ADDR(ordinal));
if (is_string_name) {
XELOGD("XexGetProcedureAddress(%.8X, %.8X(%s), %.8X)", module_handle,
ordinal, string_name, out_function_ptr);
} else {
XELOGD("XexGetProcedureAddress(%.8X, %.8X, %.8X)", module_handle, ordinal,
out_function_ptr);
} else {
XELOGD("XexGetProcedureAddress(%.8X, %.8X(%s), %.8X)", module_handle,
ordinal, name, out_function_ptr);
}
X_STATUS result = X_STATUS_INVALID_HANDLE;
SHIM_SET_MEM_32(out_function_ptr, 0xDEADF00D);
XModule* module = NULL;
if (!module_handle) {
module = state->GetExecutableModule();
} else {
@@ -276,23 +279,19 @@ SHIM_CALL XexGetProcedureAddress_shim(PPCContext* ppc_state,
}
if (XSUCCEEDED(result)) {
if (ordinal < 0x10000) {
// Ordinal.
uint32_t ptr = module->GetProcAddressByOrdinal(ordinal);
if (ptr) {
SHIM_SET_MEM_32(out_function_ptr, ptr);
result = X_STATUS_SUCCESS;
}
uint32_t ptr;
if (is_string_name) {
ptr = module->GetProcAddressByName(string_name);
} else {
// It's a name pointer instead.
uint32_t ptr = module->GetProcAddressByName(name);
// FYI: We don't need to generate this function now. It'll
// be done automatically by xenia when it gets called.
if (ptr) {
SHIM_SET_MEM_32(out_function_ptr, ptr);
result = X_STATUS_SUCCESS;
}
ptr = module->GetProcAddressByOrdinal(ordinal);
}
if (ptr) {
SHIM_SET_MEM_32(out_function_ptr, ptr);
result = X_STATUS_SUCCESS;
} else {
XELOGW("ERROR: XexGetProcedureAddress ordinal not found!");
SHIM_SET_MEM_32(out_function_ptr, 0);
result = X_STATUS_DRIVER_ORDINAL_NOT_FOUND;
}
}