109 lines
2.7 KiB
C++
109 lines
2.7 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. *
|
|
******************************************************************************
|
|
*/
|
|
|
|
#ifndef XENIA_KERNEL_EXPORT_H_
|
|
#define XENIA_KERNEL_EXPORT_H_
|
|
|
|
#include <xenia/core.h>
|
|
|
|
#include <vector>
|
|
|
|
|
|
typedef struct xe_ppc_state xe_ppc_state_t;
|
|
|
|
|
|
namespace xe {
|
|
namespace kernel {
|
|
|
|
|
|
typedef void (*xe_kernel_export_impl_fn)();
|
|
typedef void (*xe_kernel_export_shim_fn)(xe_ppc_state_t*, void*);
|
|
|
|
class KernelExport {
|
|
public:
|
|
enum ExportType {
|
|
Function = 0,
|
|
Variable = 1,
|
|
};
|
|
|
|
uint32_t ordinal;
|
|
ExportType type;
|
|
uint32_t flags;
|
|
char signature[16];
|
|
char name[96];
|
|
|
|
bool is_implemented;
|
|
|
|
union {
|
|
// Variable data. Only valid when kXEKernelExportFlagVariable is set.
|
|
// This is an address in the client memory space that the variable can
|
|
// be found at.
|
|
uint32_t variable_ptr;
|
|
|
|
struct {
|
|
// Second argument passed to the shim function.
|
|
void* shim_data;
|
|
|
|
// Shimmed implementation.
|
|
// This is called directly from generated code.
|
|
// It should parse args, do fixups, and call the impl.
|
|
xe_kernel_export_shim_fn shim;
|
|
|
|
// Real function implementation.
|
|
xe_kernel_export_impl_fn impl;
|
|
} function_data;
|
|
};
|
|
};
|
|
|
|
#define XE_DECLARE_EXPORT(module, ordinal, name, signature, type, flags) \
|
|
{ \
|
|
ordinal, \
|
|
KernelExport::type, \
|
|
flags, \
|
|
#signature, \
|
|
#name, \
|
|
}
|
|
|
|
|
|
class ExportResolver {
|
|
public:
|
|
ExportResolver();
|
|
~ExportResolver();
|
|
|
|
void RegisterTable(const char* library_name, KernelExport* exports,
|
|
const size_t count);
|
|
|
|
KernelExport* GetExportByOrdinal(const char* library_name,
|
|
const uint32_t ordinal);
|
|
KernelExport* GetExportByName(const char* library_name, const char* name);
|
|
|
|
void SetVariableMapping(const char* library_name, const uint32_t ordinal,
|
|
uint32_t value);
|
|
void SetFunctionMapping(const char* library_name, const uint32_t ordinal,
|
|
void* shim_data, xe_kernel_export_shim_fn shim,
|
|
xe_kernel_export_impl_fn impl);
|
|
|
|
private:
|
|
class ExportTable {
|
|
public:
|
|
char name[32];
|
|
KernelExport* exports;
|
|
size_t count;
|
|
};
|
|
|
|
std::vector<ExportTable> tables_;
|
|
};
|
|
|
|
|
|
} // namespace kernel
|
|
} // namespace xe
|
|
|
|
|
|
#endif // XENIA_KERNEL_EXPORT_H_
|