91 lines
2.1 KiB
C++
91 lines
2.1 KiB
C++
/**
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******************************************************************************
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* Xenia : Xbox 360 Emulator Research Project *
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******************************************************************************
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* Copyright 2013 Ben Vanik. All rights reserved. *
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* Released under the BSD license - see LICENSE in the root for more details. *
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******************************************************************************
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*/
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#ifndef ALLOY_RUNTIME_FUNCTION_H_
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#define ALLOY_RUNTIME_FUNCTION_H_
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#include <alloy/core.h>
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#include <alloy/runtime/debug_info.h>
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namespace alloy {
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namespace runtime {
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class FunctionInfo;
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class ThreadState;
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class Function {
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public:
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enum Type {
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UNKNOWN_FUNCTION = 0,
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EXTERN_FUNCTION,
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USER_FUNCTION,
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};
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public:
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Function(Type type, uint64_t address);
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virtual ~Function();
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Type type() const { return type_; }
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uint64_t address() const { return address_; }
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DebugInfo* debug_info() const { return debug_info_; }
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void set_debug_info(DebugInfo* debug_info) { debug_info_ = debug_info; }
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int Call(ThreadState* thread_state, uint64_t return_address);
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protected:
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virtual int CallImpl(ThreadState* thread_state, uint64_t return_address) = 0;
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protected:
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Type type_;
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uint64_t address_;
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DebugInfo* debug_info_;
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};
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class ExternFunction : public Function {
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public:
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typedef void(*Handler)(void* context, void* arg0, void* arg1);
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public:
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ExternFunction(uint64_t address, Handler handler, void* arg0, void* arg1);
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virtual ~ExternFunction();
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Handler handler() const { return handler_; }
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void* arg0() const { return arg0_; }
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void* arg1() const { return arg1_; }
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protected:
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virtual int CallImpl(ThreadState* thread_state, uint64_t return_address);
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protected:
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Handler handler_;
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void* arg0_;
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void* arg1_;
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};
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class GuestFunction : public Function {
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public:
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GuestFunction(FunctionInfo* symbol_info);
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virtual ~GuestFunction();
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FunctionInfo* symbol_info() const { return symbol_info_; }
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protected:
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FunctionInfo* symbol_info_;
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};
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} // namespace runtime
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} // namespace alloy
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#endif // ALLOY_RUNTIME_FUNCTION_H_
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