Files
Xenia-Canary/src/xenia/kernel/xam_msg.cc
2015-02-01 20:53:44 -08:00

128 lines
4.6 KiB
C++

/**
******************************************************************************
* 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/common.h"
#include "xenia/kernel/kernel_state.h"
#include "xenia/kernel/objects/xevent.h"
#include "xenia/kernel/util/shim_utils.h"
#include "xenia/kernel/xam_private.h"
#include "xenia/xbox.h"
namespace xe {
namespace kernel {
SHIM_CALL XMsgInProcessCall_shim(PPCContext* ppc_state, KernelState* state) {
uint32_t app = SHIM_GET_ARG_32(0);
uint32_t message = SHIM_GET_ARG_32(1);
uint32_t arg1 = SHIM_GET_ARG_32(2);
uint32_t arg2 = SHIM_GET_ARG_32(3);
XELOGD("XMsgInProcessCall(%.8X, %.8X, %.8X, %.8X)", app, message, arg1, arg2);
auto result =
state->app_manager()->DispatchMessageSync(app, message, arg1, arg2);
if (result == X_ERROR_NOT_FOUND) {
XELOGE("XMsgInProcessCall: app %.8X undefined", app);
}
SHIM_SET_RETURN_32(result);
}
SHIM_CALL XMsgSystemProcessCall_shim(PPCContext* ppc_state, KernelState* state) {
uint32_t app = SHIM_GET_ARG_32(0);
uint32_t message = SHIM_GET_ARG_32(1);
uint32_t buffer = SHIM_GET_ARG_32(2);
uint32_t buffer_length = SHIM_GET_ARG_32(3);
XELOGD("XMsgSystemProcessCall(%.8X, %.8X, %.8X, %.8X)", app, message, buffer,
buffer_length);
auto result = state->app_manager()->DispatchMessageAsync(app, message, buffer,
buffer_length);
if (result == X_ERROR_NOT_FOUND) {
XELOGE("XMsgSystemProcessCall: app %.8X undefined", app);
}
SHIM_SET_RETURN_32(result);
}
SHIM_CALL XMsgStartIORequest_shim(PPCContext* ppc_state, KernelState* state) {
uint32_t app = SHIM_GET_ARG_32(0);
uint32_t message = SHIM_GET_ARG_32(1);
uint32_t overlapped_ptr = SHIM_GET_ARG_32(2);
uint32_t buffer = SHIM_GET_ARG_32(3);
uint32_t buffer_length = SHIM_GET_ARG_32(4);
XELOGD("XMsgStartIORequest(%.8X, %.8X, %.8X, %.8X, %d)", app, message,
overlapped_ptr, buffer, buffer_length);
auto result = state->app_manager()->DispatchMessageAsync(app, message, buffer,
buffer_length);
if (result == X_ERROR_NOT_FOUND) {
XELOGE("XMsgStartIORequest: app %.8X undefined", app);
}
if (overlapped_ptr) {
state->CompleteOverlappedImmediate(overlapped_ptr, result);
result = X_ERROR_IO_PENDING;
}
SHIM_SET_RETURN_32(result);
}
SHIM_CALL XMsgStartIORequestEx_shim(PPCContext* ppc_state, KernelState* state) {
uint32_t app = SHIM_GET_ARG_32(0);
uint32_t message = SHIM_GET_ARG_32(1);
uint32_t overlapped_ptr = SHIM_GET_ARG_32(2);
uint32_t buffer = SHIM_GET_ARG_32(3);
uint32_t buffer_length = SHIM_GET_ARG_32(4);
uint32_t unknown_ptr = SHIM_GET_ARG_32(5);
XELOGD("XMsgStartIORequestEx(%.8X, %.8X, %.8X, %.8X, %d, %.8X)", app, message,
overlapped_ptr, buffer, buffer_length, unknown_ptr);
auto result = state->app_manager()->DispatchMessageAsync(app, message, buffer,
buffer_length);
if (result == X_ERROR_NOT_FOUND) {
XELOGE("XMsgStartIORequestEx: app %.8X undefined", app);
}
if (overlapped_ptr) {
state->CompleteOverlappedImmediate(overlapped_ptr, result);
result = X_ERROR_IO_PENDING;
}
SHIM_SET_RETURN_32(result);
}
SHIM_CALL XMsgCancelIORequest_shim(PPCContext* ppc_state, KernelState* state) {
uint32_t overlapped_ptr = SHIM_GET_ARG_32(0);
uint32_t wait = SHIM_GET_ARG_32(1);
XELOGD("XMsgCancelIORequest(%.8X, %d)", overlapped_ptr, wait);
X_HANDLE event_handle = XOverlappedGetEvent(SHIM_MEM_ADDR(overlapped_ptr));
if (event_handle && wait) {
XEvent* ev = nullptr;
if (XSUCCEEDED(state->object_table()->GetObject(
event_handle, reinterpret_cast<XObject**>(&ev)))) {
ev->Wait(0, 0, true, nullptr);
ev->Release();
}
}
SHIM_SET_RETURN_32(0);
}
} // namespace kernel
} // namespace xe
void xe::kernel::xam::RegisterMsgExports(ExportResolver* export_resolver,
KernelState* state) {
SHIM_SET_MAPPING("xam.xex", XMsgInProcessCall, state);
SHIM_SET_MAPPING("xam.xex", XMsgSystemProcessCall, state);
SHIM_SET_MAPPING("xam.xex", XMsgStartIORequest, state);
SHIM_SET_MAPPING("xam.xex", XMsgStartIORequestEx, state);
SHIM_SET_MAPPING("xam.xex", XMsgCancelIORequest, state);
}