xenia/tools/xenia-run/xenia-run.cc

137 lines
3.4 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/xenia.h>
#include <gflags/gflags.h>
using namespace xe;
using namespace xe::cpu;
using namespace xe::dbg;
using namespace xe::kernel;
DEFINE_string(target, "",
"Specifies the target .xex or .iso to execute.");
class Run {
public:
Run();
~Run();
int Setup();
int Launch(const xechar_t* path);
private:
xe_memory_ref memory_;
shared_ptr<Backend> backend_;
shared_ptr<Processor> processor_;
shared_ptr<Runtime> runtime_;
shared_ptr<Debugger> debugger_;
};
Run::Run() {
}
Run::~Run() {
xe_memory_release(memory_);
}
int Run::Setup() {
xe_pal_options_t pal_options;
xe_zero_struct(&pal_options, sizeof(pal_options));
XEEXPECTZERO(xe_pal_init(pal_options));
backend_ = shared_ptr<Backend>(new xe::cpu::x64::X64Backend());
debugger_ = shared_ptr<Debugger>(new Debugger());
xe_memory_options_t memory_options;
xe_zero_struct(&memory_options, sizeof(memory_options));
memory_ = xe_memory_create(memory_options);
XEEXPECTNOTNULL(memory_);
processor_ = shared_ptr<Processor>(new Processor(memory_, backend_));
XEEXPECTZERO(processor_->Setup());
runtime_ = shared_ptr<Runtime>(new Runtime(processor_, XT("")));
processor_->set_export_resolver(runtime_->export_resolver());
return 0;
XECLEANUP:
return 1;
}
int Run::Launch(const xechar_t* path) {
// Normalize the path and make absolute.
// TODO(benvanik): move this someplace common.
xechar_t abs_path[XE_MAX_PATH];
xe_path_get_absolute(path, abs_path, XECOUNT(abs_path));
// Grab file extension.
const xechar_t* dot = xestrrchr(abs_path, '.');
if (!dot) {
XELOGE("Invalid input path; no extension found");
return 1;
}
// Run the debugger.
// This may pause waiting for connections.
if (debugger_->Startup()) {
XELOGE("Debugger failed to start up");
return 1;
}
// Launch based on file type.
// This is a silly guess based on file extension.
// NOTE: the runtime launch routine will wait until the module exits.
if (xestrcmp(dot, XT(".xex")) == 0) {
// Treat as a naked xex file.
return runtime_->LaunchXexFile(abs_path);
} else {
// Assume a disc image.
return runtime_->LaunchDiscImage(abs_path);
}
}
int xenia_run(int argc, xechar_t** argv) {
int result_code = 1;
// Grab path from the flag or unnamed argument.
if (!FLAGS_target.size() && argc < 2) {
google::ShowUsageWithFlags("xenia-run");
return 1;
}
const xechar_t* path = NULL;
if (FLAGS_target.size()) {
// Passed as a named argument.
// TODO(benvanik): find something better than gflags that supports unicode.
xechar_t buffer[XE_MAX_PATH];
XEIGNORE(xestrwiden(buffer, sizeof(buffer), FLAGS_target.c_str()));
path = buffer;
} else {
// Passed as an unnamed argument.
path = argv[1];
}
auto_ptr<Run> run = auto_ptr<Run>(new Run());
result_code = run->Setup();
XEEXPECTZERO(result_code);
run->Launch(path);
result_code = 0;
XECLEANUP:
return result_code;
}
XE_MAIN_THUNK(xenia_run, "xenia-run some.xex");