Shuffling kernel/.
This commit is contained in:
Ben Vanik
358
src/xenia/kernel/xboxkrnl/xboxkrnl_modules.cc
Normal file
358
src/xenia/kernel/xboxkrnl/xboxkrnl_modules.cc
Normal file
@@ -0,0 +1,358 @@
|
||||
/**
|
||||
******************************************************************************
|
||||
* Xenia : Xbox 360 Emulator Research Project *
|
||||
******************************************************************************
|
||||
* Copyright 2013 Ben Vanik. All rights reserved. *
|
||||
* Released under the BSD license - see LICENSE in the root for more details. *
|
||||
******************************************************************************
|
||||
*/
|
||||
|
||||
#include "xenia/base/logging.h"
|
||||
#include "xenia/cpu/processor.h"
|
||||
#include "xenia/kernel/kernel_state.h"
|
||||
#include "xenia/kernel/user_module.h"
|
||||
#include "xenia/kernel/util/shim_utils.h"
|
||||
#include "xenia/kernel/util/xex2.h"
|
||||
#include "xenia/kernel/xboxkrnl/xboxkrnl_private.h"
|
||||
#include "xenia/xbox.h"
|
||||
|
||||
namespace xe {
|
||||
namespace kernel {
|
||||
namespace xboxkrnl {
|
||||
|
||||
X_STATUS xeExGetXConfigSetting(uint16_t category, uint16_t setting,
|
||||
void* buffer, uint16_t buffer_size,
|
||||
uint16_t* required_size) {
|
||||
uint16_t setting_size = 0;
|
||||
uint32_t value = 0;
|
||||
|
||||
// TODO(benvanik): have real structs here that just get copied from.
|
||||
// http://free60.org/XConfig
|
||||
// http://freestyledash.googlecode.com/svn/trunk/Freestyle/Tools/Generic/ExConfig.h
|
||||
switch (category) {
|
||||
case 0x0002:
|
||||
// XCONFIG_SECURED_CATEGORY
|
||||
switch (setting) {
|
||||
case 0x0002: // XCONFIG_SECURED_AV_REGION
|
||||
setting_size = 4;
|
||||
value = 0x00001000; // USA/Canada
|
||||
break;
|
||||
default:
|
||||
assert_unhandled_case(setting);
|
||||
return X_STATUS_INVALID_PARAMETER_2;
|
||||
}
|
||||
break;
|
||||
case 0x0003:
|
||||
// XCONFIG_USER_CATEGORY
|
||||
switch (setting) {
|
||||
case 0x0001: // XCONFIG_USER_TIME_ZONE_BIAS
|
||||
case 0x0002: // XCONFIG_USER_TIME_ZONE_STD_NAME
|
||||
case 0x0003: // XCONFIG_USER_TIME_ZONE_DLT_NAME
|
||||
case 0x0004: // XCONFIG_USER_TIME_ZONE_STD_DATE
|
||||
case 0x0005: // XCONFIG_USER_TIME_ZONE_DLT_DATE
|
||||
case 0x0006: // XCONFIG_USER_TIME_ZONE_STD_BIAS
|
||||
case 0x0007: // XCONFIG_USER_TIME_ZONE_DLT_BIAS
|
||||
setting_size = 4;
|
||||
// TODO(benvanik): get this value.
|
||||
value = 0;
|
||||
break;
|
||||
case 0x0009: // XCONFIG_USER_LANGUAGE
|
||||
setting_size = 4;
|
||||
value = 0x00000001; // English
|
||||
break;
|
||||
case 0x000A: // XCONFIG_USER_VIDEO_FLAGS
|
||||
setting_size = 4;
|
||||
value = 0x00040000;
|
||||
break;
|
||||
case 0x000C: // XCONFIG_USER_RETAIL_FLAGS
|
||||
setting_size = 4;
|
||||
// TODO(benvanik): get this value.
|
||||
value = 0;
|
||||
break;
|
||||
case 0x000E: // XCONFIG_USER_COUNTRY
|
||||
setting_size = 4;
|
||||
// TODO(benvanik): get this value.
|
||||
value = 0;
|
||||
break;
|
||||
default:
|
||||
assert_unhandled_case(setting);
|
||||
return X_STATUS_INVALID_PARAMETER_2;
|
||||
}
|
||||
break;
|
||||
default:
|
||||
assert_unhandled_case(category);
|
||||
return X_STATUS_INVALID_PARAMETER_1;
|
||||
}
|
||||
|
||||
if (buffer_size < setting_size) {
|
||||
return X_STATUS_BUFFER_TOO_SMALL;
|
||||
}
|
||||
if (!buffer && buffer_size) {
|
||||
return X_STATUS_INVALID_PARAMETER_3;
|
||||
}
|
||||
|
||||
if (buffer) {
|
||||
xe::store_and_swap<uint32_t>(buffer, value);
|
||||
}
|
||||
if (required_size) {
|
||||
*required_size = setting_size;
|
||||
}
|
||||
|
||||
return X_STATUS_SUCCESS;
|
||||
}
|
||||
|
||||
SHIM_CALL ExGetXConfigSetting_shim(PPCContext* ppc_context,
|
||||
KernelState* kernel_state) {
|
||||
uint16_t category = SHIM_GET_ARG_16(0);
|
||||
uint16_t setting = SHIM_GET_ARG_16(1);
|
||||
uint32_t buffer_ptr = SHIM_GET_ARG_32(2);
|
||||
uint16_t buffer_size = SHIM_GET_ARG_16(3);
|
||||
uint32_t required_size_ptr = SHIM_GET_ARG_32(4);
|
||||
|
||||
XELOGD("ExGetXConfigSetting(%.4X, %.4X, %.8X, %.4X, %.8X)", category, setting,
|
||||
buffer_ptr, buffer_size, required_size_ptr);
|
||||
|
||||
void* buffer = buffer_ptr ? SHIM_MEM_ADDR(buffer_ptr) : NULL;
|
||||
uint16_t required_size = 0;
|
||||
X_STATUS result = xeExGetXConfigSetting(category, setting, buffer,
|
||||
buffer_size, &required_size);
|
||||
|
||||
if (required_size_ptr) {
|
||||
SHIM_SET_MEM_16(required_size_ptr, required_size);
|
||||
}
|
||||
|
||||
SHIM_SET_RETURN_32(result);
|
||||
}
|
||||
|
||||
SHIM_CALL XexCheckExecutablePrivilege_shim(PPCContext* ppc_context,
|
||||
KernelState* kernel_state) {
|
||||
uint32_t privilege = SHIM_GET_ARG_32(0);
|
||||
|
||||
XELOGD("XexCheckExecutablePrivilege(%.8X)", privilege);
|
||||
|
||||
// BOOL
|
||||
// DWORD Privilege
|
||||
|
||||
// Privilege is bit position in xe_xex2_system_flags enum - so:
|
||||
// Privilege=6 -> 0x00000040 -> XEX_SYSTEM_INSECURE_SOCKETS
|
||||
uint32_t mask = 1 << privilege;
|
||||
|
||||
auto module = kernel_state->GetExecutableModule();
|
||||
if (!module) {
|
||||
SHIM_SET_RETURN_32(0);
|
||||
return;
|
||||
}
|
||||
|
||||
uint32_t flags = 0;
|
||||
module->GetOptHeader<uint32_t>(XEX_HEADER_SYSTEM_FLAGS, &flags);
|
||||
|
||||
SHIM_SET_RETURN_32((flags & mask) > 0);
|
||||
}
|
||||
|
||||
SHIM_CALL XexGetModuleHandle_shim(PPCContext* ppc_context,
|
||||
KernelState* kernel_state) {
|
||||
uint32_t module_name_ptr = SHIM_GET_ARG_32(0);
|
||||
const char* module_name = (const char*)SHIM_MEM_ADDR(module_name_ptr);
|
||||
uint32_t hmodule_ptr = SHIM_GET_ARG_32(1);
|
||||
|
||||
XELOGD("XexGetModuleHandle(%s, %.8X)", module_name, hmodule_ptr);
|
||||
|
||||
object_ref<XModule> module;
|
||||
if (!module_name) {
|
||||
module = kernel_state->GetExecutableModule();
|
||||
} else {
|
||||
module = kernel_state->GetModule(module_name);
|
||||
}
|
||||
if (!module) {
|
||||
SHIM_SET_MEM_32(hmodule_ptr, 0);
|
||||
SHIM_SET_RETURN_32(X_ERROR_NOT_FOUND);
|
||||
return;
|
||||
}
|
||||
|
||||
// NOTE: we don't retain the handle for return.
|
||||
SHIM_SET_MEM_32(hmodule_ptr, module->hmodule_ptr());
|
||||
|
||||
SHIM_SET_RETURN_32(X_ERROR_SUCCESS);
|
||||
}
|
||||
|
||||
SHIM_CALL XexGetModuleSection_shim(PPCContext* ppc_context,
|
||||
KernelState* kernel_state) {
|
||||
uint32_t hmodule = SHIM_GET_ARG_32(0);
|
||||
uint32_t name_ptr = SHIM_GET_ARG_32(1);
|
||||
const char* name = (const char*)SHIM_MEM_ADDR(name_ptr);
|
||||
uint32_t data_ptr = SHIM_GET_ARG_32(2);
|
||||
uint32_t size_ptr = SHIM_GET_ARG_32(3);
|
||||
|
||||
XELOGD("XexGetModuleSection(%.8X, %s, %.8X, %.8X)", hmodule, name, data_ptr,
|
||||
size_ptr);
|
||||
|
||||
X_STATUS result = X_STATUS_SUCCESS;
|
||||
|
||||
auto module = XModule::GetFromHModule(kernel_state, SHIM_MEM_ADDR(hmodule));
|
||||
if (module) {
|
||||
uint32_t section_data = 0;
|
||||
uint32_t section_size = 0;
|
||||
result = module->GetSection(name, §ion_data, §ion_size);
|
||||
if (XSUCCEEDED(result)) {
|
||||
SHIM_SET_MEM_32(data_ptr, section_data);
|
||||
SHIM_SET_MEM_32(size_ptr, section_size);
|
||||
}
|
||||
} else {
|
||||
result = X_STATUS_INVALID_HANDLE;
|
||||
}
|
||||
|
||||
SHIM_SET_RETURN_32(result);
|
||||
}
|
||||
|
||||
SHIM_CALL XexLoadImage_shim(PPCContext* ppc_context,
|
||||
KernelState* kernel_state) {
|
||||
uint32_t module_name_ptr = SHIM_GET_ARG_32(0);
|
||||
const char* module_name = (const char*)SHIM_MEM_ADDR(module_name_ptr);
|
||||
uint32_t module_flags = SHIM_GET_ARG_32(1);
|
||||
uint32_t min_version = SHIM_GET_ARG_32(2);
|
||||
uint32_t hmodule_ptr = SHIM_GET_ARG_32(3);
|
||||
|
||||
XELOGD("XexLoadImage(%s, %.8X, %.8X, %.8X)", module_name, module_flags,
|
||||
min_version, hmodule_ptr);
|
||||
|
||||
X_STATUS result = X_STATUS_NO_SUCH_FILE;
|
||||
|
||||
uint32_t hmodule = 0;
|
||||
auto module = kernel_state->GetModule(module_name);
|
||||
if (module) {
|
||||
// Existing module found.
|
||||
hmodule = module->hmodule_ptr();
|
||||
result = X_STATUS_SUCCESS;
|
||||
} else {
|
||||
// Not found; attempt to load as a user module.
|
||||
auto user_module = kernel_state->LoadUserModule(module_name);
|
||||
if (user_module) {
|
||||
user_module->Retain();
|
||||
hmodule = user_module->hmodule_ptr();
|
||||
result = X_STATUS_SUCCESS;
|
||||
}
|
||||
}
|
||||
|
||||
// Increment the module's load count.
|
||||
if (hmodule) {
|
||||
auto ldr_data =
|
||||
kernel_memory()->TranslateVirtual<X_LDR_DATA_TABLE_ENTRY*>(hmodule);
|
||||
ldr_data->load_count++;
|
||||
}
|
||||
|
||||
SHIM_SET_MEM_32(hmodule_ptr, hmodule);
|
||||
|
||||
SHIM_SET_RETURN_32(result);
|
||||
}
|
||||
|
||||
SHIM_CALL XexUnloadImage_shim(PPCContext* ppc_context,
|
||||
KernelState* kernel_state) {
|
||||
uint32_t hmodule = SHIM_GET_ARG_32(0);
|
||||
|
||||
XELOGD("XexUnloadImage(%.8X)", hmodule);
|
||||
|
||||
auto module = XModule::GetFromHModule(kernel_state, SHIM_MEM_ADDR(hmodule));
|
||||
if (!module) {
|
||||
SHIM_SET_RETURN_32(X_STATUS_INVALID_HANDLE);
|
||||
return;
|
||||
}
|
||||
|
||||
// Can't unload kernel modules from user code.
|
||||
if (module->module_type() != XModule::ModuleType::kKernelModule) {
|
||||
auto ldr_data =
|
||||
kernel_state->memory()->TranslateVirtual<X_LDR_DATA_TABLE_ENTRY*>(
|
||||
hmodule);
|
||||
if (--ldr_data->load_count == 0) {
|
||||
// No more references, free it.
|
||||
module->Release();
|
||||
kernel_state->object_table()->RemoveHandle(module->handle());
|
||||
}
|
||||
}
|
||||
|
||||
SHIM_SET_RETURN_32(X_STATUS_SUCCESS);
|
||||
}
|
||||
|
||||
SHIM_CALL XexGetProcedureAddress_shim(PPCContext* ppc_context,
|
||||
KernelState* kernel_state) {
|
||||
uint32_t hmodule = SHIM_GET_ARG_32(0);
|
||||
uint32_t ordinal = SHIM_GET_ARG_32(1);
|
||||
uint32_t out_function_ptr = SHIM_GET_ARG_32(2);
|
||||
|
||||
// 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)", hmodule, ordinal,
|
||||
string_name, out_function_ptr);
|
||||
} else {
|
||||
XELOGD("XexGetProcedureAddress(%.8X, %.8X, %.8X)", hmodule, ordinal,
|
||||
out_function_ptr);
|
||||
}
|
||||
|
||||
X_STATUS result = X_STATUS_INVALID_HANDLE;
|
||||
|
||||
object_ref<XModule> module;
|
||||
if (!hmodule) {
|
||||
module = kernel_state->GetExecutableModule();
|
||||
} else {
|
||||
module = XModule::GetFromHModule(kernel_state, SHIM_MEM_ADDR(hmodule));
|
||||
}
|
||||
if (module) {
|
||||
uint32_t ptr;
|
||||
if (is_string_name) {
|
||||
ptr = module->GetProcAddressByName(string_name);
|
||||
} else {
|
||||
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;
|
||||
}
|
||||
}
|
||||
|
||||
SHIM_SET_RETURN_32(result);
|
||||
}
|
||||
|
||||
void AppendParam(StringBuffer* string_buffer,
|
||||
pointer_t<X_EX_TITLE_TERMINATE_REGISTRATION> reg) {
|
||||
string_buffer->AppendFormat("%.8X(%.8X, %.8X)", reg.guest_address(),
|
||||
reg->notification_routine, reg->priority);
|
||||
}
|
||||
|
||||
void ExRegisterTitleTerminateNotification(
|
||||
pointer_t<X_EX_TITLE_TERMINATE_REGISTRATION> reg, dword_t create) {
|
||||
if (create) {
|
||||
// Adding.
|
||||
kernel_state()->RegisterTitleTerminateNotification(
|
||||
reg->notification_routine, reg->priority);
|
||||
} else {
|
||||
// Removing.
|
||||
kernel_state()->RemoveTitleTerminateNotification(reg->notification_routine);
|
||||
}
|
||||
}
|
||||
DECLARE_XBOXKRNL_EXPORT(ExRegisterTitleTerminateNotification,
|
||||
ExportTag::kImplemented);
|
||||
|
||||
void RegisterModuleExports(xe::cpu::ExportResolver* export_resolver,
|
||||
KernelState* kernel_state) {
|
||||
SHIM_SET_MAPPING("xboxkrnl.exe", ExGetXConfigSetting, state);
|
||||
|
||||
SHIM_SET_MAPPING("xboxkrnl.exe", XexCheckExecutablePrivilege, state);
|
||||
|
||||
SHIM_SET_MAPPING("xboxkrnl.exe", XexGetModuleHandle, state);
|
||||
SHIM_SET_MAPPING("xboxkrnl.exe", XexGetModuleSection, state);
|
||||
SHIM_SET_MAPPING("xboxkrnl.exe", XexLoadImage, state);
|
||||
SHIM_SET_MAPPING("xboxkrnl.exe", XexUnloadImage, state);
|
||||
SHIM_SET_MAPPING("xboxkrnl.exe", XexGetProcedureAddress, state);
|
||||
}
|
||||
|
||||
} // namespace xboxkrnl
|
||||
} // namespace kernel
|
||||
} // namespace xe
|
||||
Reference in New Issue
Block a user