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//===-- NativeRegisterContextLinux.h ----------------------------*- C++ -*-===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
#ifndef lldb_NativeRegisterContextLinux_h
#define lldb_NativeRegisterContextLinux_h
#include "lldb/Host/common/NativeRegisterContextRegisterInfo.h"
#include "lldb/Host/common/NativeThreadProtocol.h"
#include "Plugins/Process/Linux/NativeProcessLinux.h"
namespace lldb_private {
namespace process_linux {
class NativeRegisterContextLinux : public NativeRegisterContextRegisterInfo
{
public:
NativeRegisterContextLinux(NativeThreadProtocol &native_thread,
uint32_t concrete_frame_idx,
RegisterInfoInterface *reg_info_interface_p);
// This function is implemented in the NativeRegisterContextLinux_* subclasses to create a new
// instance of the host specific NativeRegisterContextLinux. The implementations can't collide
// as only one NativeRegisterContextLinux_* variant should be compiled into the final
// executable.
static NativeRegisterContextLinux*
CreateHostNativeRegisterContextLinux(const ArchSpec& target_arch,
NativeThreadProtocol &native_thread,
uint32_t concrete_frame_idx);
protected:
lldb::ByteOrder
GetByteOrder() const;
virtual Error
ReadRegisterRaw(uint32_t reg_index, RegisterValue& reg_value);
virtual Error
WriteRegisterRaw(uint32_t reg_index, const RegisterValue& reg_value);
virtual Error
ReadRegisterSet(void *buf, size_t buf_size, unsigned int regset);
virtual Error
WriteRegisterSet(void *buf, size_t buf_size, unsigned int regset);
virtual Error
ReadGPR();
virtual Error
WriteGPR();
virtual Error
ReadFPR();
virtual Error
WriteFPR();
virtual void*
GetGPRBuffer() { return nullptr; }
virtual size_t
GetGPRSize() { return GetRegisterInfoInterface().GetGPRSize(); }
virtual void*
GetFPRBuffer() { return nullptr; }
virtual size_t
GetFPRSize() { return 0; }
// The Do*** functions are executed on the privileged thread and can perform ptrace
// operations directly.
virtual Error
DoReadRegisterValue(uint32_t offset,
const char* reg_name,
uint32_t size,
RegisterValue &value);
virtual Error
DoWriteRegisterValue(uint32_t offset,
const char* reg_name,
const RegisterValue &value);
virtual Error
DoReadGPR(void *buf, size_t buf_size);
virtual Error
DoWriteGPR(void *buf, size_t buf_size);
virtual Error
DoReadFPR(void *buf, size_t buf_size);
virtual Error
DoWriteFPR(void *buf, size_t buf_size);
};
} // namespace process_linux
} // namespace lldb_private
#endif // #ifndef lldb_NativeRegisterContextLinux_h
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