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deleted gekko's common files

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ShizZy 12 years ago
parent 27474060e1
commit 72325bef1d
28 changed files with 0 additions and 4543 deletions
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36
src/common/src/atomic.h
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/**
* Copyright (C) 2005-2012 Gekko Emulator
*
* @file atomic.h
* @author ShizZy <shizzy247@gmail.com>
* @date 2012-02-11
* @brief Cross-platform atomic operations
*
* @section LICENSE
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of
* the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details at
* http://www.gnu.org/copyleft/gpl.html
*
* Official project repository can be found at:
* http://code.google.com/p/gekko-gc-emu/
*/
#ifndef COMMON_ATOMIC_H_
#define COMMON_ATOMIC_H_
#include "platform.h"
#ifdef _WIN32
#include "atomic_win32.h"
#else
#include "atomic_gcc.h"
#endif
#endif // COMMON_ATOMIC_H_

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src/common/src/atomic_gcc.h
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/**
* Copyright (C) 2005-2012 Gekko Emulator
*
* @file atomic_gcc.h
* @author ShizZy <shizzy247@gmail.com>
* @date 2012-06-28
* @brief Cross-platform atomic operations - GCC
*
* @section LICENSE
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of
* the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details at
* http://www.gnu.org/copyleft/gpl.html
*
* Official project repository can be found at:
* http://code.google.com/p/gekko-gc-emu/
*/
#ifndef COMMON_ATOMIC_GCC_H_
#define COMMON_ATOMIC_GCC_H_
#include "types.h"
namespace common {
inline void AtomicAdd(volatile u32& target, u32 value) {
__sync_add_and_fetch(&target, value);
}
inline void AtomicAnd(volatile u32& target, u32 value) {
__sync_and_and_fetch(&target, value);
}
inline void AtomicDecrement(volatile u32& target) {
__sync_add_and_fetch(&target, -1);
}
inline void AtomicIncrement(volatile u32& target) {
__sync_add_and_fetch(&target, 1);
}
inline u32 AtomicLoad(volatile u32& src) {
return src;
}
inline u32 AtomicLoadAcquire(volatile u32& src) {
u32 result = src;
__asm__ __volatile__ ( "":::"memory" );
return result;
}
inline void AtomicOr(volatile u32& target, u32 value) {
__sync_or_and_fetch(&target, value);
}
inline void AtomicStore(volatile u32& dest, u32 value) {
dest = value;
}
inline void AtomicStoreRelease(volatile u32& dest, u32 value) {
__sync_lock_test_and_set(&dest, value);
}
} // namespace
#endif // COMMON_ATOMIC_GCC_H_

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src/common/src/atomic_win32.h
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/**
* Copyright (C) 2005-2012 Gekko Emulator
*
* @file atomic_win32.h
* @author ShizZy <shizzy247@gmail.com>
* @date 2012-06-28
* @brief Cross-platform atomic operations - Windows/Visual C++
* @remark Taken from Dolphin Emulator (http://code.google.com/p/dolphin-emu/)
*
* @section LICENSE
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of
* the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details at
* http://www.gnu.org/copyleft/gpl.html
*
* Official project repository can be found at:
* http://code.google.com/p/gekko-gc-emu/
*/
#ifndef COMMON_ATOMIC_WIN32_H_
#define COMMON_ATOMIC_WIN32_H_
#include "types.h"
#include <intrin.h>
#include <Windows.h>
namespace common {
inline void AtomicAdd(volatile u32& target, u32 value) {
InterlockedExchangeAdd((volatile LONG*)&target, (LONG)value);
}
inline void AtomicAnd(volatile u32& target, u32 value) {
_InterlockedAnd((volatile LONG*)&target, (LONG)value);
}
inline void AtomicIncrement(volatile u32& target) {
InterlockedIncrement((volatile LONG*)&target);
}
inline void AtomicDecrement(volatile u32& target) {
InterlockedDecrement((volatile LONG*)&target);
}
inline u32 AtomicLoad(volatile u32& src) {
return src;
}
inline u32 AtomicLoadAcquire(volatile u32& src) {
u32 result = src;
_ReadBarrier();
return result;
}
inline void AtomicOr(volatile u32& target, u32 value) {
_InterlockedOr((volatile LONG*)&target, (LONG)value);
}
inline void AtomicStore(volatile u32& dest, u32 value) {
dest = value;
}
inline void AtomicStoreRelease(volatile u32& dest, u32 value) {
_WriteBarrier();
dest = value;
}
} // namespace
#endif // COMMON_ATOMIC_WIN32_H_

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src/common/src/common.h
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/*!
* Copyright (C) 2005-2012 Gekko Emulator
*
* \file common.h
* \author ShizZy <shizzy247@gmail.com>
* \date 2012-02-04
* \brief Common header for using the common library
*
* \section LICENSE
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of
* the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details at
* http://www.gnu.org/copyleft/gpl.html
*
* Official project repository can be found at:
* http://code.google.com/p/gekko-gc-emu/
*/
#ifndef COMMON_COMMON_H_
#define COMMON_COMMON_H_
#include "platform.h"
////////////////////////////////////////////////////////////////////////////////
// Preprocessor stuff
#define GEKKO_QUOTE_INPLACE(x) # x
#define GEKKO_QUOTE(x) GEKKO_QUOTE_INPLACE(x)
#define __FILE__LINE__ __FILE__ "(" GEKKO_QUOTE(__LINE__) ") : "
#define GEKKO_TODO(x) __FILE__LINE__ x "\n"
#if EMU_PLATFORM == PLATFORM_WINDOWS
// All inline assembly is x86 right now!
#ifdef EMU_ARCHITECTURE_X86
#define USE_INLINE_ASM_X86
#endif // EMU_ARCHITECTURE_X86
#pragma warning( disable : 4786 ) //disable the truncated 255 character limit warning for debug identifiers
#ifdef LEAK_DETECT
#define _CRTDBG_MAP_ALLOC
#define _INC_MALLOC
#include <stdlib.h>
#include <crtdbg.h>
#endif // LEAK_DETECT
#define TODO( x ) message( __FILE__LINE__" TODO : " #x "\n" )
#define todo( x ) message( __FILE__LINE__" TODO : " #x "\n" )
#endif // PLATFORM_WINDOWS
#define E_OK 0
#define E_ERR 1
////////////////////////////////////////////////////////////////////////////////
// Includes
#include <xmmintrin.h>
////////////////////////////////////////////////////////////////////////////////
// C Includes
#include <cmath>
#include <cstdarg>
#include <cstdio>
#include <cstdlib>
#include <ctime>
#include <csignal>
////////////////////////////////////////////////////////////////////////////////
// C++ Includes
#include <algorithm>
#include <fstream>
#include <iostream>
#include <map>
#include <sstream>
#include <string>
////////////////////////////////////////////////////////////////////////////////
// OS-Specific Includes
#if EMU_PLATFORM == PLATFORM_WINDOWS
#include <direct.h>
#include <windows.h>
#include <commctrl.h>
#include <commdlg.h>
#include <shlwapi.h>
#include <shlobj.h>
#endif
////////////////////////////////////////////////////////////////////////////////
// Big Endian bit Access (Bits numbered ascending from leftmost to rightmost)
#define BIT_0 0x80000000
#define BIT_1 0x40000000
#define BIT_2 0x20000000
#define BIT_3 0x10000000
#define BIT_4 0x8000000
#define BIT_5 0x4000000
#define BIT_6 0x2000000
#define BIT_7 0x1000000
#define BIT_8 0x800000
#define BIT_9 0x400000
#define BIT_10 0x200000
#define BIT_11 0x100000
#define BIT_12 0x80000
#define BIT_13 0x40000
#define BIT_14 0x20000
#define BIT_15 0x10000
#define BIT_16 0x8000
#define BIT_17 0x4000
#define BIT_18 0x2000
#define BIT_19 0x1000
#define BIT_20 0x800
#define BIT_21 0x400
#define BIT_22 0x200
#define BIT_23 0x100
#define BIT_24 0x80
#define BIT_25 0x40
#define BIT_26 0x20
#define BIT_27 0x10
#define BIT_28 0x8
#define BIT_29 0x4
#define BIT_30 0x2
#define BIT_31 0x1
#define SIGNED_BIT8 ((u8) 1 << 7)
#define SIGNED_BIT16 ((u16) 1 << 15)
#define SIGNED_BIT32 ((u32) 1 << 31)
#define SIGNED_BIT64 ((u64) 1 << 63)
// A macro to disallow the copy constructor and operator= functions
// This should be used in the private: declarations for a class
#define DISALLOW_COPY_AND_ASSIGN(TypeName) \
TypeName(const TypeName&); \
void operator=(const TypeName&)
#ifdef _DEBUG
#ifndef _DEBUGSPEED
#define DEBUG_EMU
#define DEBUG_GX
#endif
#endif
#ifdef DEBUG_EMU
#define ASSERT_T(cond,str) if((cond)) printf("#!\tERROR: ASSERTION FAILED: %s !\n", str);
#define ASSERT_F(cond,str) if(!(cond)) printf("#!\tERROR: ASSERTION FAILED: %s !\n", str);
#else
#define ASSERT_T(cond,str)
#define ASSERT_F(cond,str)
#endif
////////////////////////////////////////////////////////////////////////////////
void DisplayError (char * Message, ...);
#ifdef _MSC_VER
# ifdef LEAK_DETECT
# undef malloc
# define DEBUG_NEW new(_NORMAL_BLOCK,__FILE__, __LINE__)
# define new DEBUG_NEW
# define malloc(s) _malloc_dbg(s,_NORMAL_BLOCK,__FILE__,__LINE__)
# define realloc(p, s) _realloc_dbg(p, s, _NORMAL_BLOCK, __FILE__, __LINE__)
# define free(p) _free_dbg(p, _NORMAL_BLOCK)
# endif
# define U64(a) a ## ui64
# define S64(a) a ## si64
#else //gcc
# define U64(a) a ## ull
# define S64(a) a ## sll
#endif
////////////////////////////////////////////////////////////////////////////////
#include "types.h"
#include "log.h"
#include "atomic.h"
#include "misc_utils.h"
#include "x86_utils.h"
////////////////////////////////////////////////////////////////////////////////
__inline static s16 toSHORT(u16 x)
{
return *(s16*)&x;
}
__inline static f32 toFLOAT(u32 x)
{
return *(f32*)&x;
}
__inline static f32 toFLOATS(s32 x)
{
return *(f32*)&x;
}
__inline static f64 toDOUBLE(u64 x)
{
return *(f64*)&x;
}
typedef void(*optable)(void);
typedef void(EMU_FASTCALL *hwtable)(u32, u32*);
////////////////////////////////////////////////////////////////////////////////
// Fast Macros
#define MIN(a,b) ((a)<(b)?(a):(b))
#define MAX(a,b) ((a)>(b)?(a):(b))
#define CLAMP(X,min,max) (((X) > max) ? max : (((X) < min) ? min : (X)))
__inline static u32 BSWAP24(u32 x)
{
return (((x & 0xff0000) >> 16) | (x & 0xff00) | ((x & 0xff) << 16));
}
#if _MSC_VER > 1200
#define BSWAP16(x) _byteswap_ushort(x)
#define BSWAP32(x) _byteswap_ulong(x)
#define BSWAP64(x) _byteswap_uint64(x)
#else
__inline static u16 BSWAP16(u16 x)
{
return ((x)>>8) | ((x)<<8);
}
__inline static u32 BSWAP32(u32 x)
{
return (BSWAP16((x)&0xffff)<<16) | (BSWAP16((x)>>16));
}
__inline static u64 BSWAP64(u64 x)
{
return (u64)(((u64)BSWAP32((u32)(x&0xffffffff)))<<32) | (BSWAP32((u32)(x>>32)));
}
#endif
#endif // COMMON_COMMON_H_

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src/common/src/config.cpp
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/**
* Copyright (C) 2005-2012 Gekko Emulator
*
* @file config.cpp
* @author ShizZy <shizzy247@gmail.com>
* @date 2012-02-19
* @brief Emulator configuration class - all config settings stored here
*
* @section LICENSE
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of
* the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details at
* http://www.gnu.org/copyleft/gpl.html
*
* Official project repository can be found at:
* http://code.google.com/p/gekko-gc-emu/
*/
#include "common.h"
#include "config.h"
#include "xml.h"
namespace common {
Config* g_config;
Config::Config() {
ResolutionType default_res;
RendererConfig default_renderer_config;
default_renderer_config.enable_wireframe = false;
default_renderer_config.enable_shaders = true;
default_renderer_config.enable_texture_dumping = false;
default_renderer_config.enable_textures = true;
default_renderer_config.anti_aliasing_mode = 0;
default_renderer_config.anistropic_filtering_mode = 0;
default_res.width = 640;
default_res.height = 480;
set_program_dir("", MAX_PATH);
set_enable_multicore(true);
set_enable_idle_skipping(false);
set_enable_hle(true);
set_enable_auto_boot(true);
set_enable_cheats(false);
set_default_boot_file("", MAX_PATH);
memset(dvd_image_paths_, 0, sizeof(dvd_image_paths_));
set_enable_show_fps(true);
set_enable_dump_opcode0(false);
set_enable_pause_on_unknown_opcode(true);
set_enable_dump_gcm_reads(false);
set_enable_ipl(false);
set_powerpc_core(CPU_INTERPRETER);
set_powerpc_frequency(486);
memset(renderer_config_, 0, sizeof(renderer_config_));
set_renderer_config(RENDERER_OPENGL_3, default_renderer_config);
set_current_renderer(RENDERER_OPENGL_3);
set_enable_fullscreen(false);
set_window_resolution(default_res);
set_fullscreen_resolution(default_res);
memset(controller_ports_, 0, sizeof(controller_ports_));
memset(mem_slots_, 0, sizeof(mem_slots_));
memset(patches_, 0, sizeof(patches_));
memset(cheats_, 0, sizeof(patches_));
}
Config::~Config() {
}
ConfigManager::ConfigManager() {
set_program_dir("", MAX_PATH);
}
ConfigManager::~ConfigManager() {
}
/**
* @brief Reload a game-specific configuration
* @param id Game id (to load game specific configuration)
*/
void ConfigManager::ReloadGameConfig(const char* id) {
char full_filename[MAX_PATH];
sprintf(full_filename, "user/games/%s.xml", id);
common::LoadXMLConfig(*g_config, full_filename);
}
/// Reload the userconfig file
void ConfigManager::ReloadUserConfig() {
common::LoadXMLConfig(*g_config, "userconf.xml");
}
/// Reload the sysconfig file
void ConfigManager::ReloadSysConfig() {
common::LoadXMLConfig(*g_config, "sysconf.xml");
}
/// Reload all configurations
void ConfigManager::ReloadConfig(const char* game_id) {
delete g_config;
g_config = new Config();
g_config->set_program_dir(program_dir_, MAX_PATH);
ReloadSysConfig();
ReloadUserConfig();
ReloadGameConfig(game_id);
}
} // namspace

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src/common/src/config.h
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/**
* Copyright (C) 2005-2012 Gekko Emulator
*
* @file config.h
* @author ShizZy <shizzy247@gmail.com>
* @date 2012-02-11
* @brief Emulator configuration class - all config settings stored here
*
* @section LICENSE
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of
* the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details at
* http://www.gnu.org/copyleft/gpl.html
*
* Official project repository can be found at:
* http://code.google.com/p/gekko-gc-emu/
*/
#ifndef COMMON_CONFIG_H_
#define COMMON_CONFIG_H_
#include "common.h"
#define MAX_SEARCH_PATHS 16 ///< Maximum paths to search for files in
/// If you need more than this... you're just lazy ;-)
#define MAX_PATCHES_PER_GAME 128 ///< Maximum patches allowed per game
namespace common {
/// Class for storing emulator configuration(s)
class Config {
public:
Config();
~Config();
/// Struct used for defining game-specific patches
struct Patch {
u32 address; ///< Address to patch
u32 data; ///< Data to write at the specified address
};
/// Struct used for configuring what is inserted in a memory slot
struct MemSlot {
u8 device; ///< Memory slot device (0 - memcard)
bool enable; ///< Enable (plugged in?)
};
enum Control {
BUTTON_A = 0,
BUTTON_B,
BUTTON_X,
BUTTON_Y,
TRIGGER_L,
TRIGGER_R,
BUTTON_Z,
BUTTON_START,
ANALOG_UP,
ANALOG_DOWN,
ANALOG_LEFT,
ANALOG_RIGHT,
C_UP,
C_DOWN,
C_LEFT,
C_RIGHT,
DPAD_UP,
DPAD_DOWN,
DPAD_LEFT,
DPAD_RIGHT,
NUM_CONTROLS
};
/// Struct used for defining a keyboard configuration for a GameCube controller
/// Reads/Writes from/to members should be atomic
struct KeyboardController {
bool enable; ///< Is the keyboard configation enabled?
int key_code[NUM_CONTROLS];
};
/// Struct used for defining a joypad configuration for a GameCube controller
/// We'll make another struct in case the user wants seperate joypad config
struct JoypadController {
bool enable; ///< Is the joypad configation enabled?
int key_code[NUM_CONTROLS];
};
/// Struct used for configuring what is inserted in a controller port
typedef struct {
u8 device; ///< Controller port device (0 - controller)
bool enable; ///< Enable (plugged in?)
KeyboardController keys; ///< Keyboard configuration for controller (if used)
JoypadController pads; ///< Joypad configuration for controller (if used)
} ControllerPort;
/// Enum for supported CPU types
enum CPUCoreType {
CPU_NULL = 0, ///< No CPU core
CPU_INTERPRETER, ///< Interpreter CPU core
CPU_DYNAREC, ///< Dynamic recompiler CPU core
NUMBER_OF_CPU_CONFIGS
};
/// Struct used for defining a renderer configuration
struct RendererConfig {
bool enable_wireframe;
bool enable_shaders;
bool enable_texture_dumping;
bool enable_textures;
int anti_aliasing_mode;
int anistropic_filtering_mode;
} ;
/// Struct used for configuring a screen resolution
struct ResolutionType {
int width;
int height;
};
/// Enum for supported video cores
enum RendererType {
RENDERER_NULL, ///< No video core
RENDERER_OPENGL_2, ///< OpenGL 2.0 core
RENDERER_OPENGL_3, ///< OpenGL 3.0 core (not implemented)
RENDERER_DIRECTX9, ///< DirectX9 core (not implemented)
RENDERER_DIRECTX10, ///< DirectX10 core (not implemented)
RENDERER_DIRECTX11, ///< DirectX11 core (not implemented)
RENDERER_SOFTWARE, ///< Software core (not implemented)
RENDERER_HARDWARE, ///< Hardware core (not implemented- this would be a driver)
NUMBER_OF_VIDEO_CONFIGS
};
char* program_dir() { return program_dir_; }
void set_program_dir(const char* val, size_t size) { strcpy(program_dir_, val); }
bool enable_multicore() { return enable_multicore_; }
bool enable_idle_skipping() {return enable_idle_skipping_; }
bool enable_hle() { return enable_hle_; }
bool enable_auto_boot() { return enable_auto_boot_; }
bool enable_cheats() { return enable_cheats_; }
void set_enable_multicore(bool val) { enable_multicore_ = val; }
void set_enable_idle_skipping(bool val) {enable_idle_skipping_ = val; }
void set_enable_hle(bool val) { enable_hle_ = val; }
void set_enable_auto_boot(bool val) { enable_auto_boot_ = val; }
void set_enable_cheats(bool val) { enable_cheats_ = val; }
char* default_boot_file() { return default_boot_file_; }
char* dvd_image_path(int path) { return dvd_image_paths_[path]; }
void set_default_boot_file(const char* val, size_t size) { strcpy(default_boot_file_, val); }
void set_dvd_image_path(int path, char* val, size_t size) { strcpy(dvd_image_paths_[path], val); }
bool enable_show_fps() { return enable_show_fps_; }
bool enable_dump_opcode0() { return enable_dump_opcode0_; }
bool enable_pause_on_unknown_opcode() { return enable_pause_on_unknown_opcode_; }
bool enable_dump_gcm_reads() { return enable_dump_gcm_reads_; }
void set_enable_show_fps(bool val) { enable_show_fps_ = val; }
void set_enable_dump_opcode0(bool val) { enable_dump_opcode0_ = val; }
void set_enable_pause_on_unknown_opcode(bool val) { enable_pause_on_unknown_opcode_ = val; }
void set_enable_dump_gcm_reads(bool val) { enable_dump_gcm_reads_ = val; }
bool enable_ipl() { return enable_ipl_; }
void set_enable_ipl(bool val) { enable_ipl_ = val; }
Patch patches(int patch) { return patches_[patch]; }
Patch cheats(int cheat) { return cheats_[cheat]; }
void set_patches(int patch, Patch val) { patches_[patch] = val; }
void set_cheats(int cheat, Patch val) { cheats_[cheat] = val; }
CPUCoreType powerpc_core() { return powerpc_core_; }
void set_powerpc_core(CPUCoreType val) { powerpc_core_ = val; }
int powerpc_frequency() { return powerpc_frequency_; }
void set_powerpc_frequency(int val) { powerpc_frequency_ = val; }
RendererType current_renderer() { return current_renderer_; }
void set_current_renderer(RendererType val) { current_renderer_ = val; }
RendererConfig renderer_config(RendererType val) { return renderer_config_[val]; }
RendererConfig current_renderer_config() { return renderer_config_[current_renderer_]; }
void set_renderer_config(RendererType renderer, RendererConfig config) {
renderer_config_[renderer] = config;
}
bool enable_fullscreen() { return enable_fullscreen_; }
void set_enable_fullscreen(bool val) { enable_fullscreen_ = val; }
ResolutionType window_resolution() { return window_resolution_; }
ResolutionType fullscreen_resolution() { return fullscreen_resolution_; }
void set_window_resolution(ResolutionType val) { window_resolution_ = val; }
void set_fullscreen_resolution(ResolutionType val) { fullscreen_resolution_ = val; }
// TODO: Should be const, but pending removal of some gekko_qt hacks
/*const */ControllerPort& controller_ports(int port) { return controller_ports_[port]; }
void set_controller_ports(int port, ControllerPort val) { controller_ports_[port] = val; }
MemSlot mem_slots(int slot) { return mem_slots_[slot]; }
void set_mem_slots(int slot, MemSlot val) { mem_slots_[slot] = val; }
/**
* @brief Gets a RenderType from a string (used from XML)
* @param renderer_str Renderer name string, see XML schema for list
* @return Corresponding RenderType
*/
static inline RendererType StringToRenderType(const char* renderer_str) {
if (E_OK == _stricmp(renderer_str, "opengl2")) {
return RENDERER_OPENGL_2;
} else if (E_OK == _stricmp(renderer_str, "opengl3")) {
return RENDERER_OPENGL_3;
} else if (E_OK == _stricmp(renderer_str, "directx9")) {
return RENDERER_DIRECTX9;
} else if (E_OK == _stricmp(renderer_str, "directx10")) {
return RENDERER_DIRECTX10;
} else if (E_OK == _stricmp(renderer_str, "directx11")) {
return RENDERER_DIRECTX11;
} else if (E_OK == _stricmp(renderer_str, "software")) {
return RENDERER_SOFTWARE;
} else if (E_OK == _stricmp(renderer_str, "hardware")) {
return RENDERER_HARDWARE;
} else {
return RENDERER_NULL;
}
}
/**
* @brief Gets the renderer string from the type
* @param renderer Renderer to get string for
* @return Renderer string name
*/
static std::string RenderTypeToString(RendererType renderer) {
switch (renderer) {
case RENDERER_OPENGL_2:
return "opengl2";
case RENDERER_OPENGL_3:
return "opengl3";
case RENDERER_DIRECTX9:
return "directx9";
case RENDERER_DIRECTX10:
return "directx10";
case RENDERER_DIRECTX11:
return "directx11";
case RENDERER_SOFTWARE:
return "software";
case RENDERER_HARDWARE:
return "hardware";
}
return "null";
}
/**
* @brief Gets the CPU string from the type
* @param cpu CPU to get string for
* @param cpu_str String result
* @param size Max size to write to string
*/
static std::string CPUCoreTypeToString(CPUCoreType cpu) {
switch (cpu) {
case CPU_INTERPRETER:
return "interpreter";
case CPU_DYNAREC:
return "dynarec";
}
return "null";
}
private:
char program_dir_[MAX_PATH];
bool enable_multicore_;
bool enable_idle_skipping_;
bool enable_hle_;
bool enable_auto_boot_;
bool enable_cheats_;
char default_boot_file_[MAX_PATH];
char dvd_image_paths_[MAX_SEARCH_PATHS][MAX_PATH];
bool enable_show_fps_;
bool enable_dump_opcode0_;
bool enable_pause_on_unknown_opcode_;
bool enable_dump_gcm_reads_;
bool enable_ipl_;
Patch patches_[MAX_PATCHES_PER_GAME];
Patch cheats_[MAX_PATCHES_PER_GAME];
CPUCoreType powerpc_core_;
int powerpc_frequency_;
bool enable_fullscreen_;
RendererType current_renderer_;
ResolutionType window_resolution_;
ResolutionType fullscreen_resolution_;
RendererConfig renderer_config_[NUMBER_OF_VIDEO_CONFIGS];
MemSlot mem_slots_[2];
ControllerPort controller_ports_[4];
DISALLOW_COPY_AND_ASSIGN(Config);
};
class ConfigManager {
public:
ConfigManager();
~ConfigManager();
/**
* @brief Reload a game-specific configuration
* @param id Game id (to load game specific configuration)
*/
void ReloadGameConfig(const char* id);
/// Reload the userconfig file
void ReloadUserConfig();
// Reload the sysconfig file
void ReloadSysConfig();
/// Reload all configurations
void ReloadConfig(const char* game_id);
char* program_dir() { return program_dir_; }
void set_program_dir(const char* val, size_t size) { strcpy(program_dir_, val); }
private:
char program_dir_[MAX_PATH]; ///< Program directory, used for loading config files
DISALLOW_COPY_AND_ASSIGN(ConfigManager);
};
extern Config* g_config; ///< Global configuration for emulator
} // namspace
#endif // COMMON_CONFIG_H_

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#include "common.h"
#include "crc.h"
u32 crc32_table[4][256];
u32 Reflect(u32 ref, u8 Count)
{
u32 value = 0;
// Swap bit 0 for bit 7
// bit 1 for bit 6, etc.
for(int i = 1; i < (Count + 1); i++)
{
if(ref & 1)
value |= 1 << (Count - i);
ref >>= 1;
}
return value;
}
void Init_CRC32_Table()
{
// This is the official polynomial used by CRC-32
// in PKZip, WinZip and Ethernet.
u32 ulPolynomial = 0x04c11db7;
// 256 values representing ASCII character codes.
for(int x = 0; x < 4; x++)
{
for(int i = 0; i <= 0xFF; i++)
{
crc32_table[x][i]=Reflect(i, 8) << 24;
for (int j = 0; j < 8; j++)
crc32_table[x][i] = (crc32_table[x][i] << 1) ^ (crc32_table[x][i] & (1 << 31) ? (ulPolynomial + (x * 8)) : 0);
crc32_table[x][i] = Reflect(crc32_table[x][i], 32);
}
}
}
u32 GenerateCRC(u8 *StartAddr, u32 len)
{
u32 ulCRC = -1;
// Perform the algorithm on each character
// in the string, using the lookup table values.
for(; len > 7; len-=8)
{
ulCRC ^= *(u32 *)StartAddr;
ulCRC = crc32_table[3][((ulCRC) & 0xFF)] ^
crc32_table[2][((ulCRC >> 8) & 0xFF)] ^
crc32_table[1][((ulCRC >> 16) & 0xFF)] ^
crc32_table[0][((ulCRC >> 24))];
ulCRC ^= *(u32 *)(StartAddr + 4);
ulCRC = crc32_table[3][((ulCRC) & 0xFF)] ^
crc32_table[2][((ulCRC >> 8) & 0xFF)] ^
crc32_table[1][((ulCRC >> 16) & 0xFF)] ^
crc32_table[0][((ulCRC >> 24))];
StartAddr+=8;
}
if(len > 3)
{
ulCRC ^= *(u32 *)StartAddr;
ulCRC = crc32_table[3][((ulCRC) & 0xFF)] ^
crc32_table[2][((ulCRC >> 8) & 0xFF)] ^
crc32_table[1][((ulCRC >> 16) & 0xFF)] ^
crc32_table[0][((ulCRC >> 24))];
StartAddr+=4;
len -= 4;
}
switch(len)
{
case 3:
ulCRC = crc32_table[0][(ulCRC & 0xFF) ^ *StartAddr] ^ (ulCRC >> 8);
StartAddr++;
case 2:
ulCRC = crc32_table[0][(ulCRC & 0xFF) ^ *StartAddr] ^ (ulCRC >> 8);
StartAddr++;
case 1:
ulCRC = crc32_table[0][(ulCRC & 0xFF) ^ *StartAddr] ^ (ulCRC >> 8);
StartAddr++;
}
return ulCRC;
}

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#ifndef COMMON_CRC_H_
#define COMMON_CRC_H_
#include "types.h"
#include "platform.h"
#define CRC_ROTL(crc) crc32_table[3][((crc) & 0xFF)] ^ crc32_table[2][((crc >> 8) & 0xFF)] ^ \
crc32_table[1][((crc >> 16) & 0xFF)] ^ crc32_table[0][((crc >> 24))]
// Some definitions for using the X86 CRC32 instruction on different platforms. Keep in mind, you
// should check for X86/X64 architecture support before using these, as well as for SSE 4.2 (see the
// x86_utils module).
#if defined(EMU_ARCHITECTURE_X86) || defined(EMU_ARCHITECTURE_X64)
#if EMU_PLATFORM == PLATFORM_WINDOWS
#include <nmmintrin.h>
#ifdef EMU_ARCHITECTURE_X64
static inline u64 InlineCrc32_U64(u64 crc, u64 value) {
return _mm_crc32_u64(crc, value);
}
#endif
static inline u32 InlineCrc32_U32(u32 crc, u64 value) {
return _mm_crc32_u32(crc, static_cast<u32>(value));
}
static inline u32 InlineCrc32_U8(u32 crc, u8 value) {
return _mm_crc32_u8(crc, value);
}
#elif GCC_VERSION_AVAILABLE(4, 5) && defined(__SSE4_2__)
extern inline unsigned int __attribute__((
__gnu_inline__, __always_inline__, __artificial__))
InlineCrc32_U8(unsigned int __C, unsigned char __V) {
return __builtin_ia32_crc32qi(__C, __V);
}
#ifdef EMU_ARCHITECTURE_X64
extern inline unsigned long long __attribute__((
__gnu_inline__, __always_inline__, __artificial__))
InlineCrc32_U64(unsigned long long __C, unsigned long long __V) {
return __builtin_ia32_crc32di(__C, __V);
}
#else
extern inline unsigned int __attribute__((
__gnu_inline__, __always_inline__, __artificial__))
InlineCrc32_U32(unsigned int __C, unsigned int __V) {
return __builtin_ia32_crc32si (__C, __V);
}
#endif // EMU_ARCHITECTURE_X64
#else
// GCC 4.4.x and earlier: use inline asm, or msse4.2 flag not set
static inline u64 InlineCrc32_U64(u64 crc, u64 value) {
asm("crc32q %[value], %[crc]\n" : [crc] "+r" (crc) : [value] "rm" (value));
return crc;
}
static inline u32 InlineCrc32_U32(u32 crc, u64 value) {
asm("crc32l %[value], %[crc]\n" : [crc] "+r" (crc) : [value] "rm" (value));
return crc;
}
static inline u32 InlineCrc32_U8(u32 crc, u8 value) {
asm("crc32b %[value], %[crc]\n" : [crc] "+r" (crc) : [value] "rm" (value));
return crc;
}
#endif
#endif // EMU_ARCHITECTURE_X86 or EMU_ARCHITECTURE_X64
extern u32 crc32_table[4][256];
void Init_CRC32_Table();
u32 GenerateCRC(u8 *StartAddr, u32 Len);
#endif // COMMON_CRC_H_

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/**
* Copyright (C) 2005-2013 Gekko Emulator
*
* @file file_utils.cpp
* @author ShizZy <shizzy247@gmail.com>
* @date 2013-01-27
* @brief Crossplatform file utility functions
* @remark Borrowed from Dolphin Emulator
*
* @section LICENSE
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of
* the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details at
* http://www.gnu.org/copyleft/gpl.html
*
* Official project repository can be found at:
* http://code.google.com/p/gekko-gc-emu/
*/
#include "types.h"
#include "file_utils.h"
#ifdef _WIN32
#include <windows.h>
#include <shlobj.h> // for SHGetFolderPath
#include <shellapi.h>
#include <commdlg.h> // for GetSaveFileName
#include <io.h>
#include <direct.h> // getcwd
#else
#include <sys/param.h>
#include <sys/types.h>
#include <dirent.h>
#include <errno.h>
#include <stdlib.h>
#include <unistd.h>
#endif
#if defined(__APPLE__)
#include <CoreFoundation/CFString.h>
#include <CoreFoundation/CFURL.h>
#include <CoreFoundation/CFBundle.h>
#endif
#include <fstream>
#include <sys/stat.h>
#ifndef S_ISDIR
#define S_ISDIR(m) (((m)&S_IFMT) == S_IFDIR)
#endif
#ifdef BSD4_4
#define stat64 stat
#define fstat64 fstat
#endif
#ifdef _MSC_VER
#define __strdup _strdup
#define __getcwd _getcwd
#define __chdir _chdir
#define fseeko _fseeki64
#define ftello _ftelli64
#define atoll _atoi64
#define stat64 _stat64
#define fstat64 _fstat64
#define fileno _fileno
#else
#define __strdup strdup
#define __getcwd getcwd
#define __chdir chdir
#endif
namespace common {
// Remove any ending forward slashes from directory paths
// Modifies argument.
static void StripTailDirSlashes(std::string &fname) {
if (fname.length() > 1) {
size_t i = fname.length() - 1;
while (fname[i] == '/') {
fname[i--] = '\0';
}
}
}
// Returns true if file filename exists
bool FileExists(const std::string &filename) {
struct stat64 file_info;
std::string copy(filename);
StripTailDirSlashes(copy);
return (stat64(copy.c_str(), &file_info) == 0);
}
// Returns true if filename is a directory
bool IsDirectory(const std::string &filename) {
struct stat64 file_info;
std::string copy(filename);
StripTailDirSlashes(copy);
if (stat64(copy.c_str(), &file_info) < 0) {
LOG_WARNING(TCOMMON, "IsDirectory: stat failed on %s", filename.c_str());
return false;
}
return S_ISDIR(file_info.st_mode);
}
// Deletes a given filename, return true on success
// Doesn't supports deleting a directory
bool DeleteFile(const std::string &filename) {
LOG_INFO(TCOMMON, "Delete: file %s", filename.c_str());
// Return true because we care about the file no
// being there, not the actual delete.
if (!FileExists(filename)) {
LOG_WARNING(TCOMMON, "Delete: %s does not exists", filename.c_str());
return true;
}
// We can't delete a directory
if (IsDirectory(filename)) {
LOG_WARNING(TCOMMON, "Delete failed: %s is a directory", filename.c_str());
return false;
}
#ifdef _WIN32
if (!DeleteFile(filename.c_str())) {
LOG_WARNING(TCOMMON, "Delete: DeleteFile failed on %s", filename.c_str());
return false;
}
#else
if (unlink(filename.c_str()) == -1) {
LOG_WARNING(TCOMMON, "Delete: unlink failed on %s", filename.c_str());
return false;
}
#endif
return true;
}
// Returns true if successful, or path already exists.
bool CreateDir(const std::string &path) {
LOG_INFO(TCOMMON, "CreateDir: directory %s", path.c_str());
#ifdef _WIN32
if (::CreateDirectory(path.c_str(), NULL)) {
return true;
}
DWORD error = GetLastError();
if (error == ERROR_ALREADY_EXISTS)
{
LOG_WARNING(TCOMMON, "CreateDir: CreateDirectory failed on %s: already exists", path.c_str());
return true;
}
LOG_ERROR(TCOMMON, "CreateDir: CreateDirectory failed on %s: %i", path.c_str(), error);
return false;
#else
if (mkdir(path.c_str(), 0755) == 0) {
return true;
}
int err = errno;
if (err == EEXIST) {
LOG_WARNING(TCOMMON, "CreateDir: mkdir failed on %s: already exists", path.c_str());
return true;
}
LOG_ERROR(TCOMMON, "CreateDir: mkdir failed on %s: %s", path.c_str(), strerror(err));
return false;
#endif
}
// Creates the full path of fullPath returns true on success
bool CreateFullPath(const std::string &fullPath) {
int panicCounter = 100;
LOG_INFO(TCOMMON, "CreateFullPath: path %s", fullPath.c_str());
if (FileExists(fullPath)) {
LOG_INFO(TCOMMON, "CreateFullPath: path exists %s", fullPath.c_str());
return true;
}
size_t position = 0;
while (1) {
// Find next sub path
position = fullPath.find('/', position);
// we're done, yay!
if (position == fullPath.npos) {
return true;
}
std::string subPath = fullPath.substr(0, position);
if (!IsDirectory(subPath)) CreateDir(subPath);
// A safety check
panicCounter--;
if (panicCounter <= 0) {
LOG_ERROR(TCOMMON, "CreateFullPath: directory structure too deep");
return false;
}
position++;
}
}
// Deletes a directory filename, returns true on success
bool DeleteDir(const std::string &filename) {
LOG_INFO(TCOMMON, "DeleteDir: directory %s", filename.c_str());
// check if a directory
if (!IsDirectory(filename)) {
LOG_ERROR(TCOMMON, "DeleteDir: Not a directory %s", filename.c_str());
return false;
}
#ifdef _WIN32
if (::RemoveDirectory(filename.c_str()))
return true;
#else
if (rmdir(filename.c_str()) == 0)
return true;
#endif
LOG_ERROR(TCOMMON, "DeleteDir: %s", filename.c_str());
return false;
}
// renames file srcFilename to destFilename, returns true on success
bool RenameFile(const std::string &srcFilename, const std::string &destFilename) {
LOG_INFO(TCOMMON, "Rename: %s --> %s",
srcFilename.c_str(), destFilename.c_str());
if (rename(srcFilename.c_str(), destFilename.c_str()) == 0)
return true;
LOG_ERROR(TCOMMON, "Rename: failed %s --> %s", srcFilename.c_str(), destFilename.c_str());
return false;
}
// copies file srcFilename to destFilename, returns true on success
bool CopyFile(const std::string &srcFilename, const std::string &destFilename) {
LOG_INFO(TCOMMON, "Copy: %s --> %s",
srcFilename.c_str(), destFilename.c_str());
#ifdef _WIN32
if (::CopyFile(srcFilename.c_str(), destFilename.c_str(), FALSE))
return true;
LOG_ERROR(TCOMMON, "Copy: failed %s --> %s", srcFilename.c_str(), destFilename.c_str());
return false;
#else
char buffer[1024];
// Open input file
FILE *input = fopen(srcFilename.c_str(), "rb");
if (!input) {
LOG_ERROR(TCOMMON, "Copy: input failed %s --> %s", srcFilename.c_str(),
destFilename.c_str());
return false;
}
// open output file
FILE *output = fopen(destFilename.c_str(), "wb");
if (!output) {
fclose(input);
LOG_ERROR(TCOMMON, "Copy: output failed %s --> %s", srcFilename.c_str(),
destFilename.c_str());
return false;
}
// copy loop
while (!feof(input)) {
// read input
int rnum = fread(buffer, sizeof(char), 1024, input);
if (rnum != 1024) {
if (ferror(input) != 0) {
LOG_ERROR(TCOMMON, "Copy: failed reading from source, %s --> %s",
srcFilename.c_str(), destFilename.c_str());
goto bail;
}
}
// write output
int wnum = fwrite(buffer, sizeof(char), rnum, output);
if (wnum != rnum) {
LOG_ERROR(TCOMMON, "Copy: failed writing to output, %s --> %s",
srcFilename.c_str(), destFilename.c_str());
goto bail;
}
}
// close flushs
fclose(input);
fclose(output);
return true;
bail:
if (input)
fclose(input);
if (output)
fclose(output);
return false;
#endif
}
// Returns the size of filename (64bit)
u64 GetFileSize(const std::string &filename) {
if (!FileExists(filename)) {
LOG_WARNING(TCOMMON, "GetSize: failed %s: No such file", filename.c_str());
return 0;
}
if (IsDirectory(filename)) {
LOG_WARNING(TCOMMON, "GetSize: failed %s: is a directory", filename.c_str());
return 0;
}
struct stat64 buf;
if (stat64(filename.c_str(), &buf) == 0) {
LOG_DEBUG(TCOMMON, "GetSize: %s: %lld", filename.c_str(), (long long)buf.st_size);
return buf.st_size;
}
LOG_ERROR(TCOMMON, "GetSize: Stat failed %s", filename.c_str());
return 0;
}
// Overloaded GetSize, accepts file descriptor
u64 GetFileSize(const int fd) {
struct stat64 buf;
if (fstat64(fd, &buf) != 0) {
LOG_ERROR(TCOMMON, "GetSize: stat failed %i", fd);
return 0;
}
return buf.st_size;
}
// Overloaded GetSize, accepts FILE*
u64 GetFileSize(FILE *f) {
// can't use off_t here because it can be 32-bit
u64 pos = ftello(f);
if (fseeko(f, 0, SEEK_END) != 0) {
LOG_ERROR(TCOMMON, "GetSize: seek failed %p", f);
return 0;
}
u64 size = ftello(f);
if ((size != pos) && (fseeko(f, pos, SEEK_SET) != 0)) {
LOG_ERROR(TCOMMON, "GetSize: seek failed %p", f);
return 0;
}
return size;
}
// creates an empty file filename, returns true on success
bool CreateEmptyFile(const std::string &filename) {
LOG_INFO(TCOMMON, "CreateEmptyFile: %s", filename.c_str());
FILE *pFile = fopen(filename.c_str(), "wb");
if (!pFile) {
LOG_ERROR(TCOMMON, "CreateEmptyFile: failed %s", filename.c_str());
return false;
}
fclose(pFile);
return true;
}
// Deletes the given directory and anything under it. Returns true on success.
bool DeleteDirRecursively(const std::string &directory) {
LOG_INFO(TCOMMON, "DeleteDirRecursively: %s", directory.c_str());
#ifdef _WIN32
// Find the first file in the directory.
WIN32_FIND_DATA ffd;
HANDLE hFind = FindFirstFile((directory + "\\*").c_str(), &ffd);
if (hFind == INVALID_HANDLE_VALUE) {
FindClose(hFind);
return false;
}
// windows loop
do {
const std::string virtualName = ffd.cFileName;
#else
struct dirent dirent, *result = NULL;
DIR *dirp = opendir(directory.c_str());
if (!dirp) {
return false;
}
// non windows loop
while (!readdir_r(dirp, &dirent, &result) && result) {
const std::string virtualName = result->d_name;
#endif
// check for "." and ".."
if (((virtualName[0] == '.') && (virtualName[1] == '\0')) ||
((virtualName[0] == '.') && (virtualName[1] == '.') &&
(virtualName[2] == '\0'))) {
continue;
}
std::string newPath = directory + '/' + virtualName;
if (IsDirectory(newPath)) {
if (!DeleteDirRecursively(newPath))
return false;
} else {
if (!DeleteFile(newPath))
return false;
}
#ifdef _WIN32
} while (FindNextFile(hFind, &ffd) != 0);
FindClose(hFind);
#else
}
closedir(dirp);
#endif
DeleteDir(directory);
return true;
}
// Returns the current directory
std::string GetCurrentDir() {
char *dir;
// Get the current working directory (getcwd uses malloc)
if (!(dir = __getcwd(NULL, 0))) {
LOG_ERROR(TCOMMON, "GetCurrentDirectory failed:");
return NULL;
}
std::string strDir = dir;
free(dir);
return strDir;
}
// Sets the current directory to the given directory
bool SetCurrentDir(const std::string &directory) {
return __chdir(directory.c_str()) == 0;
}
bool WriteStringToFile(bool text_file, const std::string &str, const char *filename) {
FILE *f = fopen(filename, text_file ? "w" : "wb");
if (!f) {
return false;
}
size_t len = str.size();
if (len != fwrite(str.data(), 1, str.size(), f)) {
fclose(f);
return false;
}
fclose(f);
return true;
}
bool ReadFileToString(bool text_file, const char *filename, std::string &str) {
FILE *f = fopen(filename, text_file ? "r" : "rb");
if (!f) {
return false;
}
size_t len = (size_t)GetFileSize(f);
char *buf = new char[len + 1];
buf[fread(buf, 1, len, f)] = 0;
str = std::string(buf, len);
fclose(f);
delete [] buf;
return true;
}
} // namespace

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/**
* Copyright (C) 2005-2013 Gekko Emulator
*
* @file file_utils.h
* @author ShizZy <shizzy247@gmail.com>
* @date 2013-01-27
* @brief Crossplatform file utility functions
* @remark Borrowed from Dolphin Emulator
*
* @section LICENSE
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of
* the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details at
* http://www.gnu.org/copyleft/gpl.html
*
* Official project repository can be found at:
* http://code.google.com/p/gekko-gc-emu/
*/
#ifndef COMMON_FILE_UTILS_H_
#define COMMON_FILE_UTILS_H_
#include <fstream>
#include <cstdio>
#include <string>
#include <vector>
#include <string.h>
#include "common.h"
namespace common {
// Returns true if file filename exists
bool FileExists(const std::string &filename);
// Returns true if filename is a directory
bool IsDirectory(const std::string &filename);
// Returns the size of filename (64bit)
u64 GetFileSize(const std::string &filename);
// Overloaded GetSize, accepts file descriptor
u64 GetFileSize(const int fd);
// Overloaded GetSize, accepts FILE*
u64 GetFileSize(FILE *f);
// Returns true if successful, or path already exists.
bool CreateDir(const std::string &filename);
// Creates the full path of fullPath returns true on success
bool CreateFullPath(const std::string &fullPath);
// Deletes a given filename, return true on success
// Doesn't supports deleting a directory
bool DeleteFile(const std::string &filename);
// Deletes a directory filename, returns true on success
bool DeleteDir(const std::string &filename);
// renames file srcFilename to destFilename, returns true on success
bool RenameFile(const std::string &srcFilename, const std::string &destFilename);
// copies file srcFilename to destFilename, returns true on success
bool CopyFile(const std::string &srcFilename, const std::string &destFilename);
// creates an empty file filename, returns true on success
bool CreateEmptyFile(const std::string &filename);
// deletes the given directory and anything under it. Returns true on success.
bool DeleteDirRecursively(const std::string &directory);
// Returns the current directory
std::string GetCurrentDir();
// Set the current directory to given directory
bool SetCurrentDir(const std::string &directory);
bool WriteStringToFile(bool text_file, const std::string &str, const char *filename);
bool ReadFileToString(bool text_file, const char *filename, std::string &str);
} // namespace
#endif // COMMON_FILE_UTILS_H_

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/**
* Copyright (C) 2005-2012 Gekko Emulator
*
* @file hash.cpp
* @author ShizZy <shizzy247@gmail.com>
* @date 2012-12-05
* @brief General purpose hash function
* @remark Some functions borrowed from Dolphin Emulator
*
* @section LICENSE
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of
* the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details at
* http://www.gnu.org/copyleft/gpl.html
*
* Official project repository can be found at:
* http://code.google.com/p/gekko-gc-emu/
*/
#include "crc.h"
#include "hash.h"
#include "common.h"
namespace common {
/// Block mix - combine the key bits with the hash bits and scramble everything
inline void bmix64(u64& h1, u64& h2, u64& k1, u64& k2, u64& c1, u64& c2) {
k1 *= c1;
k1 = _rotl64(k1,23);
k1 *= c2;
h1 ^= k1;
h1 += h2;
h2 = _rotl64(h2,41);
k2 *= c2;
k2 = _rotl64(k2,23);
k2 *= c1;
h2 ^= k2;
h2 += h1;
h1 = h1*3 + 0x52dce729;
h2 = h2*3 + 0x38495ab5;
c1 = c1*5 + 0x7b7d159c;
c2 = c2*5 + 0x6bce6396;
}
/// Finalization mix - avalanches all bits to within 0.05% bias
inline u64 fmix64(u64 k) {
k ^= k >> 33;
k *= 0xff51afd7ed558ccd;
k ^= k >> 33;
k *= 0xc4ceb9fe1a85ec53;
k ^= k >> 33;
return k;
}
#define ROTL32(x,y) rotl32(x,y)
inline uint32_t fmix ( uint32_t h )
{
h ^= h >> 16;
h *= 0x85ebca6b;
h ^= h >> 13;
h *= 0xc2b2ae35;
h ^= h >> 16;
return h;
}
u32 __compute_murmur_hash3_32(const u8 *src, int len, u32 samples) {
u32 h = len;
u32 step = (len >> 2);
const u32 *data = (const u32*)src;
const u32 *end = data + step;
if (samples == 0) {
samples = std::max(step, 1u);
}
step = step / samples;
if(step < 1) {
step = 1;
}
u32 h1 = 0x2f6af274;
const u32 c1 = 0xcc9e2d51;
const u32 c2 = 0x1b873593;
while (data < end) {
u32 k1 = data[0];
k1 *= c1;
k1 = (k1 << 15) | (k1 >> (32 - 15));
k1 *= c2;
h1 ^= k1;
h1 = (h1 << 15) | (h1 >> (32 - 13));
h1 = h1*5+0xe6546b64;
data += step;
}
const u8 * tail = (const u8*)(data);
u32 k1 = 0;
switch(len & 3) {
case 3:
k1 ^= tail[2] << 16;
case 2:
k1 ^= tail[1] << 8;
case 1:
k1 ^= tail[0];
k1 *= c1;
k1 = (k1 << 15) | (k1 >> (32 - 15));
k1 *= c2;
h1 ^= k1;
};
h1 ^= len;
h1 = fmix(h1);
return h1;
}
/// MurmurHash is a non-cryptographic hash function suitable for general hash-based lookup
u64 __compute_murmur_hash3_64(const u8 *src, int len, u32 samples) {
const u8 * data = (const u8*)src;
const int nblocks = len / 16;
u32 step = (len / 8);
if(samples == 0) {
samples = std::max(step, 1u);
}
step = step / samples;
if(step < 1) {
step = 1;
}
u64 h1 = 0x9368e53c2f6af274;
u64 h2 = 0x586dcd208f7cd3fd;
u64 c1 = 0x87c37b91114253d5;
u64 c2 = 0x4cf5ad432745937f;
const u64* blocks = (const u64*)(data);
for (int i = 0; i < nblocks; i+=step) {
u64 k1 = blocks[(i * 2) + 0];
u64 k2 = blocks[(i * 2) + 1];
bmix64(h1,h2,k1,k2,c1,c2);
}
const u8* tail = (const u8*)(data + nblocks * 16);
u64 k1 = 0;
u64 k2 = 0;
switch (len & 15) {
case 15: k2 ^= u64(tail[14]) << 48;
case 14: k2 ^= u64(tail[13]) << 40;
case 13: k2 ^= u64(tail[12]) << 32;
case 12: k2 ^= u64(tail[11]) << 24;
case 11: k2 ^= u64(tail[10]) << 16;
case 10: k2 ^= u64(tail[ 9]) << 8;
case 9: k2 ^= u64(tail[ 8]) << 0;
case 8: k1 ^= u64(tail[ 7]) << 56;
case 7: k1 ^= u64(tail[ 6]) << 48;
case 6: k1 ^= u64(tail[ 5]) << 40;
case 5: k1 ^= u64(tail[ 4]) << 32;
case 4: k1 ^= u64(tail[ 3]) << 24;
case 3: k1 ^= u64(tail[ 2]) << 16;
case 2: k1 ^= u64(tail[ 1]) << 8;
case 1: k1 ^= u64(tail[ 0]) << 0;
bmix64(h1, h2, k1, k2, c1, c2);
};
h2 ^= len;
h1 += h2;
h2 += h1;
h1 = fmix64(h1);
h2 = fmix64(h2);
h1 += h2;
return h1;
}
/// CRC32 hash using the SSE4.2 instruction
u64 __compute_crc32_sse4(const u8 *src, int len, u32 samples) {
u32 h = len;
u32 step = (len >> 2);
const u32 *data = (const u32*)src;
const u32 *end = data + step;
if (samples == 0) {
samples = std::max(step, 1u);
}
step = step / samples;
if(step < 1) {
step = 1;
}
while (data < end) {
h = InlineCrc32_U32(h, data[0]);
data += step;
}
const u8 *data2 = (const u8*)end;
return (u64)InlineCrc32_U32(h, u32(data2[0]));
}
/**
* Compute an efficient 64-bit hash (optimized for Intel hardware)
* @param src Source data buffer to compute hash for
* @param len Length of data buffer to compute hash for
* @param samples Number of samples to compute hash for
* @remark Borrowed from Dolphin Emulator
*/
Hash64 GetHash64(const u8 *src, int len, u32 samples) {
#if defined(EMU_ARCHITECTURE_X86) || defined(EMU_ARCHITECTURE_X64)
// TODO(ShizZy): Move somewhere common so we dont need to instantiate this more than once
static X86Utils x86_utils;
if (x86_utils.IsExtensionSupported(X86Utils::kExtensionX86_SSE4_2)) {
return __compute_crc32_sse4(src, len, samples);
} else {
#ifdef EMU_ARCHITECTURE_X64
return __compute_murmur_hash3_64(src, len, samples);
#else
return __compute_murmur_hash3_32(src, len, samples);
#endif
}
#else
return __compute_murmur_hash3_32(src, len, samples);
#endif
}
} // namespace

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src/common/src/hash.h
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/**
* Copyright (C) 2005-2012 Gekko Emulator
*
* @file hash.h
* @author ShizZy <shizzy247@gmail.com>
* @date 2012-12-05
* @brief General purpose hash function
*
* @section LICENSE
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of
* the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details at
* http://www.gnu.org/copyleft/gpl.html
*
* Official project repository can be found at:
* http://code.google.com/p/gekko-gc-emu/
*/
#ifndef COMMON_HASH_H_
#define COMMON_HASH_H_
#include "types.h"
namespace common {
typedef u64 Hash64;
/**
* Compute an efficient 64-bit hash (optimized for Intel hardware)
* @param src Source data buffer to compute hash for
* @param len Length of data buffer to compute hash for
* @param samples Number of samples to compute hash for
* @remark Borrowed from Dolphin Emulator
*/
Hash64 GetHash64(const u8 *src, int len, u32 samples);
} // namespace
#endif // COMMON_HASH_H_

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/**
* Copyright (C) 2005-2012 Gekko Emulator
*
* @file hash_container.h
* @author ShizZy <shizzy@6bit.net>
* @date 2012-11-29
* @brief Container object for storing a hash lookup
*
* @section LICENSE
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of
* the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details at
* http://www.gnu.org/copyleft/gpl.html
*
* Official project repository can be found at:
* http://code.google.com/p/gekko-gc-emu/
*/
#ifndef COMMON_HASH_CONTAINER_H_
#define COMMON_HASH_CONTAINER_H_
#include <map>
#include "common.h"
/// Hash container generic interface - Don't use directly, use a derived class
template <class HashType, class ValueType> class HashContainer {
/**
* Add (or update if already exists) a value at the specified hash in the container
* @param hash Hash to use
* @param value Value to update at given hash in the container
*/
ValueType* Update(HashType hash, ValueType value);
/**
* Remove a hash entry in the hash container
* @param hash Hash value of entry to remove
*/
void Remove(HashType hash);
/**
* Fetch the value at at the given hash from the hash container
* @param hash Hash value of entry to fetch
* @return Pointer to value stored at hash location on success (index was found), otherwise NULL
*/
ValueType* FetchFromHash(HashType hash);
/**
* Fetch the value at at the given integer index from the hash container
* @param hash Hash value of entry to fetch
* @return Pointer to value stored at hash location on success (index was found), otherwise NULL
*/
ValueType* FetchFromIndex(int index);
/**
* Get the size of the hash container
* @return Number of elements in the hash container
*/
int Size();
};
/// Hash container implemented using STL map
template <class HashType, class ValueType> class HashContainer_STLMap :
public HashContainer<HashType, ValueType> {
public:
HashContainer_STLMap() {
}
~HashContainer_STLMap() {
}
ValueType* Update(HashType hash, ValueType value) {
map_[hash] = value;
return &map_[hash];
}
void Remove(HashType hash) {
map_.erase(hash);
}
ValueType* FetchFromHash(HashType hash) {
typename std::map<HashType, ValueType>::iterator itr = map_.find(hash);
if (itr == map_.end()) {
return NULL;
}
return &itr->second;
}
ValueType* FetchFromIndex(int index) {
typename std::map<HashType, ValueType>::iterator itr = map_.begin();
int i = 0;
for (; i < index; ++i) {
++itr;
}
if (i < index) {
return NULL;
}
return &itr->second;
}
int Size() {
return static_cast<int>(map_.size());
}
private:
std::map<HashType, ValueType> map_;
DISALLOW_COPY_AND_ASSIGN(HashContainer_STLMap);
};
#endif // COMMON_HASH_CONTAINER_H_

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/**
* Copyright (C) 2005-2012 Gekko Emulator
*
* @file log.cpp
* @author ShizZy <shizzy@6bit.net>
* @date 2012-02-11
* @brief Common logging routines used throughout the project
*
* @section LICENSE
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of
* the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details at
* http://www.gnu.org/copyleft/gpl.html
*
* Official project repository can be found at:
* http://code.google.com/p/gekko-gc-emu/
*/
#include <stdarg.h>
#include <stdlib.h>
#include "common.h"
#include "timer.h"
namespace logger {
LogContainer* g_logs[NUMBER_OF_LOGS]; ///< List of pointers to all logs
/// LogContainer constructor
LogContainer::LogContainer(const char* name, const char* desc, bool enable = false) {
strncpy(name_, name, 128);
strncpy(desc_, desc, 32);
level_ = LWARNING;
}
/// Asks the user a yes or no question
SysUserResponse AskYesNo(const char* fmt, ...) {
char c;
va_list arg;
va_start(arg, fmt);
printf("\n** Question **\n");
vprintf(fmt, arg);
va_end(arg);
printf(" Response? (y/n) ");
while (1) {
c = getchar();
if (c == 'y' || c == 'Y') {
return SYS_USER_YES;
}
if (c == 'n' || c == 'N') {
return SYS_USER_NO;
}
}
return SYS_USER_NO;
}
//// Log routine used by everything
void LogGeneric(LogLevel level, LogType type, const char *file, int line, bool append, const char* fmt, ...)
{
char msg[kMaxMsgLength];
static const char level_to_char[8] = "-NECWID";
static char last_char = '\n';
static LogType last_type;
va_list arg;
va_start(arg, fmt);
if (type >= NUMBER_OF_LOGS) {
LOG_ERROR(TCOMMON, "Unknown logger type %d", type);
return;
}
// Format the log message
if (append) {
sprintf(msg, "%s", fmt);
} else {
// char time_str[16];
// u32 time_elapsed = common::GetTimeElapsed();
// common::TicksToFormattedString(time_elapsed, time_str);
sprintf(msg, "%c[%s] %s", level_to_char[(int)level], g_logs[type]->name(), fmt);
}
// If the last message didn't have a line break, print one
if ('\n' != last_char && '\r' != last_char && !append && last_type != TOS_REPORT &&
last_type != TOS_HLE) {
printf("\n");
}
last_char = msg[strlen(msg)-1];
last_type = type;
// Print the log message to stdout
vprintf(msg, arg);
va_end(arg);
}
/// Forces a controlled system crash rather before it catches fire (debug)
void Crash() {
LOG_CRASH(TCOMMON, "*** SYSTEM CRASHED ***\n");
LOG_CRASH(TCOMMON, "Fatal error, system could not recover.\n");
#ifdef _MSC_VER
#ifdef USE_INLINE_ASM_X86
__asm int 3
#endif
#elif defined(__GNUC__)
asm("int $3");
#else
LOG_CRASH(TCOMMON, "Exiting...\n");
exit(0);
#endif
}
/// Initialize the logging system
void Init() {
g_logs[TNULL] = new LogContainer("NULL", "Null");
g_logs[TAI] = new LogContainer("AI", "AudioInterface");
g_logs[TBOOT] = new LogContainer("BOOT", "Boot");
g_logs[TCOMMON] = new LogContainer("COMMON", "Common");
g_logs[TCONFIG] = new LogContainer("CONFIG", "Configuration");
g_logs[TCORE] = new LogContainer("CORE", "SysCore");
g_logs[TCP] = new LogContainer("CP", "CommandProcessor");
g_logs[TDI] = new LogContainer("DI", "DVDInterface");
g_logs[TDSP] = new LogContainer("DSP", "DSP");
g_logs[TDVD] = new LogContainer("DVD", "GCM/ISO");
g_logs[TEXI] = new LogContainer("EXI", "ExternalInterface");
g_logs[TGP] = new LogContainer("GP", "GraphicsProcessor");
g_logs[THLE] = new LogContainer("HLE", "HLE");
g_logs[THW] = new LogContainer("HW", "Hardware");
g_logs[TJOYPAD] = new LogContainer("JOYPAD", "Joypad");
g_logs[TMASTER] = new LogContainer("*", "Master Log");
g_logs[TMEM] = new LogContainer("MEM", "Memory");
g_logs[TMI] = new LogContainer("MI", "MemoryInterface");
g_logs[TOS_HLE] = new LogContainer("OSHLE", "OSHLE");
g_logs[TOS_REPORT] = new LogContainer("OSREPORT", "OSREPORT");
g_logs[TPE] = new LogContainer("PE", "PixelEngine");
g_logs[TPI] = new LogContainer("PI", "ProcessorInterface");
g_logs[TPOWERPC] = new LogContainer("PPC", "PowerPC");
g_logs[TSI] = new LogContainer("SI", "SerialInterface");
g_logs[TVI] = new LogContainer("VI", "VideoInterface");
g_logs[TVIDEO] = new LogContainer("VIDEO", "VideoCore");
LOG_NOTICE(TCOMMON, "%d logger(s) initalized ok", NUMBER_OF_LOGS);
}
} // namespace

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/**
* Copyright (C) 2005-2012 Gekko Emulator
*
* @file log.h
* @author ShizZy <shizzy@6bit.net>
* @date 2012-02-11
* @brief Common logging routines used throughout the project
*
* @section LICENSE
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of
* the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details at
* http://www.gnu.org/copyleft/gpl.html
*
* Official project repository can be found at:
* http://code.google.com/p/gekko-gc-emu/
*/
#ifndef COMMON_LOG_H_
#define COMMON_LOG_H_
#include "SDL.h" // Used for threading/mutexes
#include "common.h"
////////////////////////////////////////////////////////////////////////////////////////////////////
// Logging Macros
#if defined(_DEBUG) || defined(DEBUG) || defined(LOGGING)
/// Debug mode, show all logs
#define MAX_LOG_LEVEL logger::LDEBUG
#else
/// Non debug mode, only show critical logs
#define MAX_LOG_LEVEL logger::LWARNING
#endif
/// Logs a message ** Don't use directly **
#define _LOG_GENERIC(level, type, ...) \
if (level <= MAX_LOG_LEVEL) { \
LogGeneric(level, type, __FILE__, __LINE__, false, __VA_ARGS__); \
}
/// Used for appending to the last logged message
#define LOG_APPEND(level, type, ...) \
if (logger::level <= MAX_LOG_LEVEL) { \
logger::LogGeneric(logger::level, logger::type, __FILE__, __LINE__, true, __VA_ARGS__); \
}
/// Use this for printing an IMPORTANT notice to the logger
#define LOG_NOTICE(type, ...) _LOG_GENERIC(logger::LNOTICE, logger::type, __VA_ARGS__)
/// Use this for printing an error message to the logger
#define LOG_ERROR(type, ...) _LOG_GENERIC(logger::LERROR, logger::type, __VA_ARGS__)
/// Use this for printing a crash report to the logger
#define LOG_CRASH(type, ...) _LOG_GENERIC(logger::LCRASH, logger::type, __VA_ARGS__)
/// Use this for printing a warning to the logger
#define LOG_WARNING(type, ...) _LOG_GENERIC(logger::LWARNING, logger::type, __VA_ARGS__)
/// Use this for printing general information to the logger
#define LOG_INFO(type, ...) _LOG_GENERIC(logger::LINFO, logger::type, __VA_ARGS__)
#if defined(_DEBUG) || defined(DEBUG) || defined(LOGGING)
/// Use this for printing a debug message to the logger
#define LOG_DEBUG(type, ...) _LOG_GENERIC(logger::LDEBUG, logger::type, __VA_ARGS__)
/// Used for debug-mode assertions
#define _ASSERT_DBG(_type_, _cond_) \
if (!(_cond_)) { \
LOG_ERROR(_type_, "Error...\n\n Line: %d\n File: %s\n Time: %s\n", \
__LINE__, __FILE__, __TIME__); \
if (!logger::AskYesNo("*** Assertion (see log)***\n")) logger::Crash(); \
}
/// Used for message-specified debug-mode assertions
#define _ASSERT_DBG_MSG(_type_, _cond_, ...) \
if (!(_cond_)) { \
LOG_ERROR(_type_, __VA_ARGS__); \
if (!logger::AskYesNo(__VA_ARGS__)) logger::Crash(); \
}
#else
#define _ASSERT_DBG(_type_, _cond_, ...)
#define _ASSERT_DBG_MSG(_type_, _cond_, ...)
#define LOG_DEBUG(type, ...)
#endif
/// Used for general purpose assertions, CRITICAL operations only
#define _ASSERT_MSG(_type_, _cond_, ...) \
if (!(_cond_)) { \
if (!logger::AskYesNo(__VA_ARGS__)) logger::Crash(); \
}
////////////////////////////////////////////////////////////////////////////////////////////////////
// Logger
namespace logger {
const int kMaxMsgLength = 1024; ///< Maximum message length
/// Used for handling responses to system functions that require them
typedef enum {
SYS_USER_NO = 0, ///< User response for 'No'
SYS_USER_YES, ///< User response for 'Yes'
SYS_USER_OK, ///< User response for 'Okay'
SYS_USER_ABORT, ///< User response for 'Abort'
SYS_USER_RETRY, ///< User response for 'Retry'
SYS_USER_CANCEL, ///< User response for 'Cancel'
} SysUserResponse;
/// Level of logging
typedef enum {
LNULL = 0, ///< Logs with this level won't get logged
LNOTICE, ///< Notice: A general message to the user
LERROR, ///< Error: For failure messages
LCRASH, ///< Crash: Used for crash reports
LWARNING, ///< Warning: For potentially bad things, but not fatal
LINFO, ///< Info: Information message
LDEBUG ///< Debug: Debug-only information
} LogLevel;
/// Type of logging
typedef enum {
TNULL = 0,
TAI,
TBOOT,
TCOMMON,
TCONFIG,
TCORE,
TCP,
TDI,
TDSP,
TDVD,
TEXI,
TGP,
THLE,
THW,
TJOYPAD,
TMASTER,
TMEM,
TMI,
TOS_HLE,
TOS_REPORT,
TPE,
TPI,
TPOWERPC,
TSI,
TVI,
TVIDEO,
NUMBER_OF_LOGS ///< Number of logs - must be last
} LogType;
/// Used for implementing a logger for a subsystem
class LogContainer
{
public:
LogContainer(const char* name, const char* desc, bool enable);
~LogContainer() {}
const char* name() const { return name_; }
const char* desc() const { return desc_; }
bool enabled() const { return enabled_; }
void set_enabled(bool enabled) { enabled_ = enabled; }
LogLevel level() const { return level_; }
void set_level(LogLevel level) { level_ = level; }
private:
char name_[32]; ///< Name of the logger (e.g. "SI")
char desc_[128]; ///< Description of the logger (e.g. "Serial Interface")
bool enabled_; ///< Whether or not the logger is enabled
LogLevel level_; ///< Level of the logger (e.g. Notice, Error, Warning, etc.)
SDL_mutex* listener_lock_; ///< Mutex for multithreaded access
DISALLOW_COPY_AND_ASSIGN(LogContainer);
};
////////////////////////////////////////////////////////////////////////////////////////////////////
// Function Prototypes
/*!
* \brief Log routine used by everything
* \param level Log level to use
* \param type Log type to use
* \param file Filename of file where error occured
* \param line Linenumber of file where error occured
* \param fmt Formatted message
*/
void LogGeneric(LogLevel level, LogType type, const char *file, int line, bool append, const char* fmt, ...);
/// Forces a controlled system crash rather before it catches fire (debug)
void Crash();
/*!
* \brief Asks the user a yes or no question
* \param fmt Question formatted message
* \return SysUserResponse response
*/
SysUserResponse AskYesNo(const char* fmt, ...);
/// Initialize the logging system
void Init();
} // namespace log
#endif // COMMON_LOG_H

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/**
* Copyright (C) 2005-2012 Gekko Emulator
*
* @file misc_utils.cpp
* @author ShizZy <shizzy247@gmail.com>
* @date 2012-03-06
* @brief Miscellaneous functions/utilities that are used everywhere
*
* @section LICENSE
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of
* the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details at
* http://www.gnu.org/copyleft/gpl.html
*
* Official project repository can be found at:
* http://code.google.com/p/gekko-gc-emu/
*/
#include "misc_utils.h"
namespace common {
/// Make a string lowercase
void LowerStr(char* str) {
for (int i = 0; str[i]; i++) {
str[i] = tolower(str[ i ]);
}
}
/// Make a string uppercase
void UpperStr(char* str) {
for (int i=0; i < strlen(str); i++) {
if(str[i] >= 'a' && str[i] <= 'z') {
str[i] &= 0xDF;
}
}
}
/// Format a std::string using C-style sprintf formatting
std::string FormatStr(const char* format, ...) {
va_list args;
char *buf = NULL;
#if EMU_PLATFORM == PLATFORM_WINDOWS
int required = 0;
va_start(args, format);
required = _vscprintf(format, args);
buf = new char[required + 1];
vsnprintf(buf, required, format, args);
va_end(args);
buf[required] = '\0';
std::string temp = buf;
delete[] buf;
#else
va_start(args, format);
vasprintf(&buf, format, args);
va_end(args);
std::string temp = buf;
free(buf);
#endif
return temp;
}
/// Check if a file exists
bool FileExists(char* filename) {
std::ifstream ifile(filename);
if (!ifile) {
return false;
}
ifile.close();
return true;
}
/// Gets the size of a file
size_t FileSize(FILE* file) {
size_t pos = ftell(file);
fseek(file, 0L, SEEK_END);
size_t res = ftell(file);
fseek(file, pos, SEEK_SET);
return res;
}
} // namespace

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src/common/src/misc_utils.h
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/**
* Copyright (C) 2005-2012 Gekko Emulator
*
* @file misc_utils.h
* @author ShizZy <shizzy247@gmail.com>
* @date 2012-03-06
* @brief Miscellaneous functions/utilities that are used everywhere
*
* @section LICENSE
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of
* the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details at
* http://www.gnu.org/copyleft/gpl.html
*
* Official project repository can be found at:
* http://code.google.com/p/gekko-gc-emu/
*/
#include "common.h"
namespace common {
/**
* @brief Make a string lowercase
* @param str String to make lowercase
*/
void LowerStr(char* str);
/**
* @brief Make a string uppercase
* @param str String to make uppercase
*/
void UpperStr(char* str);
/// Format a std::string using C-style sprintf formatting
std::string FormatStr(const char* format, ...);
/**
* @brief Check if a file exists on the users computer
* @param filename Filename of file to check for
* @return true on exists, false otherwise
*/
bool FileExists(char* filename);
/**
* @brief Gets the size of a file
* @param file Pointer to file to get size of
* @return true Size of file, in bytes
*/
size_t FileSize(FILE* file);
} // namespace

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src/common/src/platform.h
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/**
* Copyright (C) 2005-2012 Gekko Emulator
*
* @file platform.h
* @author ShizZy <shizzy247@gmail.com>
* @date 2012-02-11
* @brief Platform detection macros for portable compilation
*
* @section LICENSE
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of
* the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details at
* http://www.gnu.org/copyleft/gpl.html
*
* Official project repository can be found at:
* http://code.google.com/p/gekko-gc-emu/
*/
#ifndef COMMON_PLATFORM_H_
#define COMMON_PLATFORM_H_
#include "types.h"
////////////////////////////////////////////////////////////////////////////////////////////////////
// Platform definitions
/// Enumeration for defining the supported platforms
#define PLATFORM_NULL 0
#define PLATFORM_WINDOWS 1
#define PLATFORM_MACOSX 2
#define PLATFORM_LINUX 3
#define PLATFORM_ANDROID 4
#define PLATFORM_IOS 5
////////////////////////////////////////////////////////////////////////////////////////////////////
// Platform detection
extern char *kGekkoOS;
#ifndef EMU_PLATFORM
#if defined( __WIN32__ ) || defined( _WIN32 )
#define EMU_PLATFORM PLATFORM_WINDOWS
#elif defined( __APPLE__ ) || defined( __APPLE_CC__ )
#define EMU_PLATFORM PLATFORM_MAXOSX
#elif defined(__linux__)
#define EMU_PLATFORM PLATFORM_LINUX
#else // Assume linux otherwise
#define EMU_PLATFORM PLATFORM_LINUX
#endif
#endif
#if defined(__x86_64__) || defined(_M_X64) || defined(__alpha__) || defined(__ia64__)
#define EMU_ARCHITECTURE_X64
#else
#define EMU_ARCHITECTURE_X86
#endif
////////////////////////////////////////////////////////////////////////////////////////////////////
// Compiler-Specific Definitions
#if EMU_PLATFORM == PLATFORM_WINDOWS
#define NOMINMAX
#define EMU_FASTCALL __fastcall
#else
#define EMU_FASTCALL __attribute__((fastcall))
#define __stdcall
#define __cdecl
#define LONG long
#define BOOL bool
#define DWORD u32
#endif
#if EMU_PLATFORM != PLATFORM_WINDOWS
// TODO: Hacks..
#include <limits.h>
#define MAX_PATH PATH_MAX
#include <strings.h>
#define stricmp(str1, str2) strcasecmp(str1, str2)
#define _stricmp(str1, str2) strcasecmp(str1, str2)
#define _snprintf snprintf
#define _getcwd getcwd
#define _tzset tzset
typedef void EXCEPTION_POINTERS;
inline u32 _rotl(u32 x, int shift) {
shift &= 31;
if (0 == shift) {
return x;
}
return (x << shift) | (x >> (32 - shift));
}
inline u64 _rotl64(u64 x, u32 shift){
u32 n = shift % 64;
return (x << n) | (x >> (64 - n));
}
inline u32 _rotr(u32 x, int shift) {
shift &= 31;
if (0 == shift) {
return x;
}
return (x >> shift) | (x << (32 - shift));
}
inline u64 _rotr64(u64 x, u32 shift){
u32 n = shift % 64;
return (x >> n) | (x << (64 - n));
}
#endif
#define GCC_VERSION_AVAILABLE(major, minor) (defined(__GNUC__) && (__GNUC__ > (major) || \
(__GNUC__ == (major) && __GNUC_MINOR__ >= (minor))))
#endif // COMMON_PLATFORM_H_

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src/common/src/std_condition_variable.h
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#ifndef CONDITION_VARIABLE_H_
#define CONDITION_VARIABLE_H_
#define GCC_VER(x,y,z) ((x) * 10000 + (y) * 100 + (z))
#define GCC_VERSION GCC_VER(__GNUC__, __GNUC_MINOR__, __GNUC_PATCHLEVEL__)
#if GCC_VERSION >= GCC_VER(4,4,0) && __GXX_EXPERIMENTAL_CXX0X__
// GCC 4.4 provides <condition_variable>
#include <condition_variable>
#else
// partial std::condition_variable implementation for win32/pthread
#include "std_mutex.h"
#if (_MSC_VER >= 1600) || (GCC_VERSION >= GCC_VER(4,3,0) && __GXX_EXPERIMENTAL_CXX0X__)
#define USE_RVALUE_REFERENCES
#endif
#if defined(_WIN32) && defined(_M_X64)
#define USE_CONDITION_VARIABLES
#elif defined(_WIN32)
#define USE_EVENTS
#endif
namespace std
{
class condition_variable
{
#if defined(_WIN32) && defined(USE_CONDITION_VARIABLES)
typedef CONDITION_VARIABLE native_type;
#elif defined(_WIN32)
typedef HANDLE native_type;
#else
typedef pthread_cond_t native_type;
#endif
public:
#ifdef USE_EVENTS
typedef native_type native_handle_type;
#else
typedef native_type* native_handle_type;
#endif
condition_variable()
{
#if defined(_WIN32) && defined(USE_CONDITION_VARIABLES)
InitializeConditionVariable(&m_handle);
#elif defined(_WIN32)
m_handle = CreateEvent(NULL, false, false, NULL);
#else
pthread_cond_init(&m_handle, NULL);
#endif
}
~condition_variable()
{
#if defined(_WIN32) && !defined(USE_CONDITION_VARIABLES)
CloseHandle(m_handle);
#elif !defined(_WIN32)
pthread_cond_destroy(&m_handle);
#endif
}
condition_variable(const condition_variable&) /*= delete*/;
condition_variable& operator=(const condition_variable&) /*= delete*/;
void notify_one()
{
#if defined(_WIN32) && defined(USE_CONDITION_VARIABLES)
WakeConditionVariable(&m_handle);
#elif defined(_WIN32)
SetEvent(m_handle);
#else
pthread_cond_signal(&m_handle);
#endif
}
void notify_all()
{
#if defined(_WIN32) && defined(USE_CONDITION_VARIABLES)
WakeAllConditionVariable(&m_handle);
#elif defined(_WIN32)
// TODO: broken
SetEvent(m_handle);
#else
pthread_cond_broadcast(&m_handle);
#endif
}
void wait(unique_lock<mutex>& lock)
{
#ifdef _WIN32
#ifdef USE_SRWLOCKS
SleepConditionVariableSRW(&m_handle, lock.mutex()->native_handle(), INFINITE, 0);
#elif defined(USE_CONDITION_VARIABLES)
SleepConditionVariableCS(&m_handle, lock.mutex()->native_handle(), INFINITE);
#else
// TODO: broken, the unlock and wait need to be atomic
lock.unlock();
WaitForSingleObject(m_handle, INFINITE);
lock.lock();
#endif
#else
pthread_cond_wait(&m_handle, lock.mutex()->native_handle());
#endif
}
template <class Predicate>
void wait(unique_lock<mutex>& lock, Predicate pred)
{
while (!pred())
wait(lock);
}
//template <class Clock, class Duration>
//cv_status wait_until(unique_lock<mutex>& lock,
// const chrono::time_point<Clock, Duration>& abs_time);
//template <class Clock, class Duration, class Predicate>
// bool wait_until(unique_lock<mutex>& lock,
// const chrono::time_point<Clock, Duration>& abs_time,
// Predicate pred);
//template <class Rep, class Period>
//cv_status wait_for(unique_lock<mutex>& lock,
// const chrono::duration<Rep, Period>& rel_time);
//template <class Rep, class Period, class Predicate>
// bool wait_for(unique_lock<mutex>& lock,
// const chrono::duration<Rep, Period>& rel_time,
// Predicate pred);
native_handle_type native_handle()
{
#ifdef USE_EVENTS
return m_handle;
#else
return &m_handle;
#endif
}
private:
native_type m_handle;
};
}
#endif
#endif

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src/common/src/std_mutex.h
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#ifndef MUTEX_H_
#define MUTEX_H_
#define GCC_VER(x,y,z) ((x) * 10000 + (y) * 100 + (z))
#define GCC_VERSION GCC_VER(__GNUC__, __GNUC_MINOR__, __GNUC_PATCHLEVEL__)
#if GCC_VERSION >= GCC_VER(4,4,0) && __GXX_EXPERIMENTAL_CXX0X__
// GCC 4.4 provides <mutex>
#include <mutex>
#else
// partial <mutex> implementation for win32/pthread
#include <algorithm>
#if defined(_WIN32)
// WIN32
#define WIN32_LEAN_AND_MEAN
#include <Windows.h>
#else
// POSIX
#include <pthread.h>
#endif
#if (_MSC_VER >= 1600) || (GCC_VERSION >= GCC_VER(4,3,0) && __GXX_EXPERIMENTAL_CXX0X__)
#define USE_RVALUE_REFERENCES
#endif
#if defined(_WIN32) && defined(_M_X64)
#define USE_SRWLOCKS
#endif
namespace std
{
class recursive_mutex
{
#ifdef _WIN32
typedef CRITICAL_SECTION native_type;
#else
typedef pthread_mutex_t native_type;
#endif
public:
typedef native_type* native_handle_type;
recursive_mutex(const recursive_mutex&) /*= delete*/;
recursive_mutex& operator=(const recursive_mutex&) /*= delete*/;
recursive_mutex()
{
#ifdef _WIN32
InitializeCriticalSection(&m_handle);
#else
pthread_mutexattr_t attr;
pthread_mutexattr_init(&attr);
pthread_mutexattr_settype(&attr, PTHREAD_MUTEX_RECURSIVE);
pthread_mutex_init(&m_handle, &attr);
#endif
}
~recursive_mutex()
{
#ifdef _WIN32
DeleteCriticalSection(&m_handle);
#else
pthread_mutex_destroy(&m_handle);
#endif
}
void lock()
{
#ifdef _WIN32
EnterCriticalSection(&m_handle);
#else
pthread_mutex_lock(&m_handle);
#endif
}
void unlock()
{
#ifdef _WIN32
LeaveCriticalSection(&m_handle);
#else
pthread_mutex_unlock(&m_handle);
#endif
}
bool try_lock()
{
#ifdef _WIN32
return (0 != TryEnterCriticalSection(&m_handle));
#else
return !pthread_mutex_trylock(&m_handle);
#endif
}
native_handle_type native_handle()
{
return &m_handle;
}
private:
native_type m_handle;
};
#if !defined(_WIN32) || defined(USE_SRWLOCKS)
class mutex
{
#ifdef _WIN32
typedef SRWLOCK native_type;
#else
typedef pthread_mutex_t native_type;
#endif
public:
typedef native_type* native_handle_type;
mutex(const mutex&) /*= delete*/;
mutex& operator=(const mutex&) /*= delete*/;
mutex()
{
#ifdef _WIN32
InitializeSRWLock(&m_handle);
#else
pthread_mutex_init(&m_handle, NULL);
#endif
}
~mutex()
{
#ifdef _WIN32
#else
pthread_mutex_destroy(&m_handle);
#endif
}
void lock()
{
#ifdef _WIN32
AcquireSRWLockExclusive(&m_handle);
#else
pthread_mutex_lock(&m_handle);
#endif
}
void unlock()
{
#ifdef _WIN32
ReleaseSRWLockExclusive(&m_handle);
#else
pthread_mutex_unlock(&m_handle);
#endif
}
bool try_lock()
{
#ifdef _WIN32
// XXX TryAcquireSRWLockExclusive requires Windows 7!
// return (0 != TryAcquireSRWLockExclusive(&m_handle));
return false;
#else
return !pthread_mutex_trylock(&m_handle);
#endif
}
native_handle_type native_handle()
{
return &m_handle;
}
private:
native_type m_handle;
};
#else
typedef recursive_mutex mutex; // just use CriticalSections
#endif
enum defer_lock_t { defer_lock };
enum try_to_lock_t { try_to_lock };
enum adopt_lock_t { adopt_lock };
template <class Mutex>
class lock_guard
{
public:
typedef Mutex mutex_type;
explicit lock_guard(mutex_type& m)
: pm(m)
{
m.lock();
}
lock_guard(mutex_type& m, adopt_lock_t)
: pm(m)
{
}
~lock_guard()
{
pm.unlock();
}
lock_guard(lock_guard const&) /*= delete*/;
lock_guard& operator=(lock_guard const&) /*= delete*/;
private:
mutex_type& pm;
};
template <class Mutex>
class unique_lock
{
public:
typedef Mutex mutex_type;
unique_lock()
: pm(NULL), owns(false)
{}
/*explicit*/ unique_lock(mutex_type& m)
: pm(&m), owns(true)
{
m.lock();
}
unique_lock(mutex_type& m, defer_lock_t)
: pm(&m), owns(false)
{}
unique_lock(mutex_type& m, try_to_lock_t)
: pm(&m), owns(m.try_lock())
{}
unique_lock(mutex_type& m, adopt_lock_t)
: pm(&m), owns(true)
{}
//template <class Clock, class Duration>
//unique_lock(mutex_type& m, const chrono::time_point<Clock, Duration>& abs_time);
//template <class Rep, class Period>
//unique_lock(mutex_type& m, const chrono::duration<Rep, Period>& rel_time);
~unique_lock()
{
if (owns_lock())
mutex()->unlock();
}
#ifdef USE_RVALUE_REFERENCES
unique_lock& operator=(const unique_lock&) /*= delete*/;
unique_lock& operator=(unique_lock&& other)
{
#else
unique_lock& operator=(const unique_lock& u)
{
// ugly const_cast to get around lack of rvalue references
unique_lock& other = const_cast<unique_lock&>(u);
#endif
swap(other);
return *this;
}
#ifdef USE_RVALUE_REFERENCES
unique_lock(const unique_lock&) /*= delete*/;
unique_lock(unique_lock&& other)
: pm(NULL), owns(false)
{
#else
unique_lock(const unique_lock& u)
: pm(NULL), owns(false)
{
// ugly const_cast to get around lack of rvalue references
unique_lock& other = const_cast<unique_lock&>(u);
#endif
swap(other);
}
void lock()
{
mutex()->lock();
owns = true;
}
bool try_lock()
{
owns = mutex()->try_lock();
return owns;
}
//template <class Rep, class Period>
//bool try_lock_for(const chrono::duration<Rep, Period>& rel_time);
//template <class Clock, class Duration>
//bool try_lock_until(const chrono::time_point<Clock, Duration>& abs_time);
void unlock()
{
mutex()->unlock();
owns = false;
}
void swap(unique_lock& u)
{
std::swap(pm, u.pm);
std::swap(owns, u.owns);
}
mutex_type* release()
{
return mutex();
pm = NULL;
owns = false;
}
bool owns_lock() const
{
return owns;
}
//explicit operator bool () const
//{
// return owns_lock();
//}
mutex_type* mutex() const
{
return pm;
}
private:
mutex_type* pm;
bool owns;
};
template <class Mutex>
void swap(unique_lock<Mutex>& x, unique_lock<Mutex>& y)
{
x.swap(y);
}
}
#endif
#endif

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#ifndef STD_THREAD_H_
#define STD_THREAD_H_
#define GCC_VER(x,y,z) ((x) * 10000 + (y) * 100 + (z))
#define GCC_VERSION GCC_VER(__GNUC__, __GNUC_MINOR__, __GNUC_PATCHLEVEL__)
#if GCC_VERSION >= GCC_VER(4,4,0) && __GXX_EXPERIMENTAL_CXX0X__
// GCC 4.4 provides <thread>
#ifndef _GLIBCXX_USE_SCHED_YIELD
#define _GLIBCXX_USE_SCHED_YIELD
#endif
#include <thread>
#else
// partial std::thread implementation for win32/pthread
#include <algorithm>
#if (_MSC_VER >= 1600) || (GCC_VERSION >= GCC_VER(4,3,0) && __GXX_EXPERIMENTAL_CXX0X__)
#define USE_RVALUE_REFERENCES
#endif
#ifdef __APPLE__
#import <Foundation/NSAutoreleasePool.h>
#endif
#if defined(_WIN32)
// WIN32
#define WIN32_LEAN_AND_MEAN
#include <Windows.h>
#if defined(_MSC_VER) && defined(_MT)
// When linking with LIBCMT (the multithreaded C library), Microsoft recommends
// using _beginthreadex instead of CreateThread.
#define USE_BEGINTHREADEX
#include <process.h>
#endif
#ifdef USE_BEGINTHREADEX
#define THREAD_ID unsigned
#define THREAD_RETURN unsigned __stdcall
#else
#define THREAD_ID DWORD
#define THREAD_RETURN DWORD WINAPI
#endif
#define THREAD_HANDLE HANDLE
#else
// PTHREAD
#include <unistd.h>
#ifndef _POSIX_THREADS
#error unsupported platform (no pthreads?)
#endif
#include <pthread.h>
#define THREAD_ID pthread_t
#define THREAD_HANDLE pthread_t
#define THREAD_RETURN void*
#endif
namespace std
{
class thread
{
public:
typedef THREAD_HANDLE native_handle_type;
class id
{
friend class thread;
public:
id() : m_thread(0) {}
id(THREAD_ID _id) : m_thread(_id) {}
bool operator==(const id& rhs) const
{
return m_thread == rhs.m_thread;
}
bool operator!=(const id& rhs) const
{
return !(*this == rhs);
}
bool operator<(const id& rhs) const
{
return m_thread < rhs.m_thread;
}
private:
THREAD_ID m_thread;
};
// no variadic template support in msvc
//template <typename C, typename... A>
//thread(C&& func, A&&... args);
template <typename C>
thread(C func)
{
StartThread(new Func<C>(func));
}
template <typename C, typename A>
thread(C func, A arg)
{
StartThread(new FuncArg<C, A>(func, arg));
}
thread() /*= default;*/ {}
#ifdef USE_RVALUE_REFERENCES
thread(const thread&) /*= delete*/;
thread(thread&& other)
{
#else
thread(const thread& t)
{
// ugly const_cast to get around lack of rvalue references
thread& other = const_cast<thread&>(t);
#endif
swap(other);
}
#ifdef USE_RVALUE_REFERENCES
thread& operator=(const thread&) /*= delete*/;
thread& operator=(thread&& other)
{
#else
thread& operator=(const thread& t)
{
// ugly const_cast to get around lack of rvalue references
thread& other = const_cast<thread&>(t);
#endif
if (joinable())
detach();
swap(other);
return *this;
}
~thread()
{
if (joinable())
detach();
}
bool joinable() const
{
return m_id != id();
}
id get_id() const
{
return m_id;
}
native_handle_type native_handle()
{
#ifdef _WIN32
return m_handle;
#else
return m_id.m_thread;
#endif
}
void join()
{
#ifdef _WIN32
WaitForSingleObject(m_handle, INFINITE);
detach();
#else
pthread_join(m_id.m_thread, NULL);
m_id = id();
#endif
}
void detach()
{
#ifdef _WIN32
CloseHandle(m_handle);
#else
pthread_detach(m_id.m_thread);
#endif
m_id = id();
}
void swap(thread& other)
{
std::swap(m_id, other.m_id);
#ifdef _WIN32
std::swap(m_handle, other.m_handle);
#endif
}
static unsigned hardware_concurrency()
{
#ifdef _WIN32
SYSTEM_INFO sysinfo;
GetSystemInfo(&sysinfo);
return static_cast<unsigned>(sysinfo.dwNumberOfProcessors);
#else
return 0;
#endif
}
private:
id m_id;
#ifdef _WIN32
native_handle_type m_handle;
#endif
template <typename F>
void StartThread(F* param)
{
#ifdef USE_BEGINTHREADEX
m_handle = (HANDLE)_beginthreadex(NULL, 0, &RunAndDelete<F>, param, 0, &m_id.m_thread);
#elif defined(_WIN32)
m_handle = CreateThread(NULL, 0, &RunAndDelete<F>, param, 0, &m_id.m_thread);
#else
pthread_attr_t attr;
pthread_attr_init(&attr);
pthread_attr_setstacksize(&attr, 1024 * 1024);
if (pthread_create(&m_id.m_thread, &attr, &RunAndDelete<F>, param))
m_id = id();
#endif
}
template <typename C>
class Func
{
public:
Func(C _func) : func(_func) {}
void Run() { func(); }
private:
C const func;
};
template <typename C, typename A>
class FuncArg
{
public:
FuncArg(C _func, A _arg) : func(_func), arg(_arg) {}
void Run() { func(arg); }
private:
C const func;
A arg;
};
template <typename F>
static THREAD_RETURN RunAndDelete(void* param)
{
#ifdef __APPLE__
NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
#endif
static_cast<F*>(param)->Run();
delete static_cast<F*>(param);
#ifdef __APPLE__
[pool release];
#endif
return 0;
}
};
namespace this_thread
{
inline void yield()
{
#ifdef _WIN32
SwitchToThread();
#else
sleep(0);
#endif
}
inline thread::id get_id()
{
#ifdef _WIN32
return GetCurrentThreadId();
#else
return pthread_self();
#endif
}
} // namespace this_thread
} // namespace std
#undef USE_RVALUE_REFERENCES
#undef USE_BEGINTHREADEX
#undef THREAD_ID
#undef THREAD_RETURN
#undef THREAD_HANDLE
#endif
#endif

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/*!
* Copyright (C) 2005-2012 Gekko Emulator
*
* \file timer.h
* \author ShizZy <shizzy247@gmail.com>
* \date 2012-02-11
* \brief Common time and timer routines
*
* \section LICENSE
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of
* the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details at
* http://www.gnu.org/copyleft/gpl.html
*
* Official project repository can be found at:
* http://code.google.com/p/gekko-gc-emu/
*/
#include "SDL.h"
#include "common.h"
#include "timer.h"
namespace common {
/// Converts a ticks (miliseconds) u64 to a formatted string
void TicksToFormattedString(u32 ticks, char* formatted_string) {
u32 hh = ticks / (1000 * 60 * 60);
ticks -= hh * (1000 * 60 * 60);
u32 mm = ticks / (1000 * 60);
ticks -= mm * (1000 * 60);
u32 ss = ticks / 1000;
ticks -= ss * 1000;
sprintf(formatted_string, "%02d:%02d:%03d", mm, ss, ticks);
}
} // namespace

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/*!
* Copyright (C) 2005-2012 Gekko Emulator
*
* \file timer.h
* \author ShizZy <shizzy247@gmail.com>
* \date 2012-02-11
* \brief Common time and timer routines
*
* \section LICENSE
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of
* the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details at
* http://www.gnu.org/copyleft/gpl.html
*
* Official project repository can be found at:
* http://code.google.com/p/gekko-gc-emu/
*/
#ifndef COMMON_TIMER_H_
#define COMMON_TIMER_H_
#include "types.h"
namespace common {
/*!
* \brief Gets Get the number of milliseconds since initialization
* \return Unsigned integer of ticks since software initialization
*/
static inline u32 GetTimeElapsed() {
return SDL_GetTicks();
}
/*!
* \brief Converts a ticks (miliseconds) u32 to a formatted string
* \param ticks Ticks (32-bit unsigned integer)
* \param formatted_string Pointer to formatted string result
*/
void TicksToFormattedString(u32 ticks, char* formatted_string);
} // namespace
#endif // COMMON_TIMER_H_

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/**
* Copyright (C) 2005-2012 Gekko Emulator
*
* @file types.h
* @author ShizZy <shizzy247@gmail.com>
* @date 2012-02-11
* @brief Common types used throughout the project
*
* @section LICENSE
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of
* the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details at
* http://www.gnu.org/copyleft/gpl.html
*
* Official project repository can be found at:
* http://code.google.com/p/gekko-gc-emu/
*/
#ifndef COMMON_TYPES_H_
#define COMMON_TYPES_H_
#include <math.h>
#include <xmmintrin.h> // data_types__m128.cpp
typedef unsigned char u8; ///< 8-bit unsigned byte
typedef unsigned short u16; ///< 16-bit unsigned short
typedef unsigned int u32; ///< 32-bit unsigned word
typedef signed char s8; ///< 8-bit signed byte
typedef signed short s16; ///< 16-bit signed short
typedef signed int s32; ///< 32-bit signed word
typedef signed int x32; ///< S15.16 fixed point int
typedef float f32; ///< 32-bit floating point
typedef double f64; ///< 64-bit floating point
#ifdef _MSC_VER
typedef unsigned __int64 u64; ///< 64-bit unsigned int
typedef signed __int64 s64; ///< 64-bit signed int
#elif defined(__GNUC__)
typedef signed long long s64; ///< 64-bit unsigned int
typedef unsigned long long u64; ///< 64-bit signed int
#define U64(a) a ## ull
#define S64(a) a ## sll
#endif
/// Union for fast 16-bit type casting
union t16 {
u8 _u8[2]; ///< 8-bit unsigned char(s)
u16 _u16; ///< 16-bit unsigned shorts(s)
};
/// Union for fast 32-bit type casting
union t32 {
f32 _f32; ///< 32-bit floating point(s)
u32 _u32; ///< 32-bit unsigned int(s)
x32 _x32; ///< 32-bit fixed point(s)
u16 _u16[2]; ///< 16-bit unsigned shorts(s)
u8 _u8[4]; ///< 8-bit unsigned char(s)
};
/// Union for fast 64-bit type casting
union t64 {
f64 _f64; ///< 64-bit floating point
u64 _u64; ///< 64-bit unsigned long
f32 _f32[2]; ///< 32-bit floating point(s)
u32 _u32[2]; ///< 32-bit unsigned int(s)
x32 _x32[2]; ///< 32-bit fixed point(s)
u16 _u16[4]; ///< 16-bit unsigned shorts(s)
u8 _u8[8]; ///< 8-bit unsigned char(s)
};
/// Union for fast 128-bit type casting
union t128 {
struct
{
t64 ps0; ///< 64-bit paired single 0
t64 ps1; ///< 64-bit paired single 1
};
__m128 a; ///< 128-bit floating point (__m128 maps to the XMM[0-7] registers)
};
/// Rectangle data structure
class Rect {
public:
Rect(int x0=0, int y0=0, int x1=0, int y1=0) {
x0_ = x0;
y0_ = y0;
x1_ = x1;
y1_ = y1;
}
~Rect() { }
int x0_; ///< Rect top left X-coordinate
int y0_; ///< Rect top left Y-coordinate
int x1_; ///< Rect bottom left X-coordinate
int y1_; ///< Rect bottom right Y-coordinate
inline u32 width() const { return abs(x1_ - x0_); }
inline u32 height() const { return abs(y1_ - y0_); }
inline bool operator == (const Rect& val) const {
return (x0_ == val.x0_ && y0_ == val.y0_ && x1_ == val.x1_ && y1_ == val.y1_);
}
};
#endif // COMMON_TYPES_H_

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/**
* Copyright (C) 2005-2012 Gekko Emulator
*
* @file x86_utils.cpp
* @author ShizZy <shizzy247@gmail.com>
* @date 2012-12-23
* @brief Utilities for the x86 architecture
*
* @section LICENSE
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of
* the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details at
* http://www.gnu.org/copyleft/gpl.html
*
* Official project repository can be found at:
* http://code.google.com/p/gekko-gc-emu/
*/
#include "common.h"
#include "x86_utils.h"
#ifdef _WIN32
#define _interlockedbittestandset workaround_ms_header_bug_platform_sdk6_set
#define _interlockedbittestandreset workaround_ms_header_bug_platform_sdk6_reset
#define _interlockedbittestandset64 workaround_ms_header_bug_platform_sdk6_set64
#define _interlockedbittestandreset64 workaround_ms_header_bug_platform_sdk6_reset64
#include <intrin.h>
#undef _interlockedbittestandset
#undef _interlockedbittestandreset
#undef _interlockedbittestandset64
#undef _interlockedbittestandreset64
#else
//#include <config/i386/cpuid.h>
#include <xmmintrin.h>
#if defined __FreeBSD__
#include <sys/types.h>
#include <machine/cpufunc.h>
#else
static inline void do_cpuid(unsigned int *eax, unsigned int *ebx,
unsigned int *ecx, unsigned int *edx)
{
#ifdef _LP64
// Note: EBX is reserved on Mac OS X and in PIC on Linux, so it has to
// restored at the end of the asm block.
__asm__ (
"cpuid;"
"movl %%ebx,%1;"
: "=a" (*eax),
"=S" (*ebx),
"=c" (*ecx),
"=d" (*edx)
: "a" (*eax)
: "rbx"
);
#else
__asm__ (
"cpuid;"
"movl %%ebx,%1;"
: "=a" (*eax),
"=S" (*ebx),
"=c" (*ecx),
"=d" (*edx)
: "a" (*eax)
: "ebx"
);
#endif
}
#endif
static void __cpuid(int info[4], int x)
{
#if defined __FreeBSD__
do_cpuid((unsigned int)x, (unsigned int*)info);
#else
unsigned int eax = x, ebx = 0, ecx = 0, edx = 0;
do_cpuid(&eax, &ebx, &ecx, &edx);
info[0] = eax;
info[1] = ebx;
info[2] = ecx;
info[3] = edx;
#endif
}
#endif
namespace common {
X86Utils::X86Utils() {
memset(this, 0, sizeof(*this));
#ifdef _M_IX86
#elif defined (_M_X64)
support_x64_os_ = true;
support_sse_ = true;
support_sse2_ = true;
#endif
num_cores_ = 1;
#ifdef _WIN32
#ifdef _M_IX86
int f64 = 0;
IsWow64Process(GetCurrentProcess(), &f64);
support_x64_os_ = (f64 == 1) ? true : false;
#endif
#endif
// Assume CPU supports the CPUID instruction. Those that don't can barely
// boot modern OS:es anyway.
int cpu_id[4];
char cpu_string[32];
memset(cpu_string, 0, sizeof(cpu_string));
// Detect CPU's CPUID capabilities, and grab cpu string
__cpuid(cpu_id, 0x00000000);
u32 max_std_fn = cpu_id[0]; // EAX
*((int *)cpu_string) = cpu_id[1];
*((int *)(cpu_string + 4)) = cpu_id[3];
*((int *)(cpu_string + 8)) = cpu_id[2];
__cpuid(cpu_id, 0x80000000);
u32 max_ex_fn = cpu_id[0];
if (!strcmp(cpu_string, "GenuineIntel")) {
cpu_vendor_ = kVendorX86_Intel;
} else if (!strcmp(cpu_string, "AuthenticAMD")) {
cpu_vendor_ = kVendorX86_AMD;
} else {
cpu_vendor_ = kVendorX86_None;
}
// Detect family and other misc stuff.
bool ht = false;
support_hyper_threading_ = ht;
logical_cpu_count_ = 1;
if (max_std_fn >= 1) {
__cpuid(cpu_id, 0x00000001);
logical_cpu_count_ = (cpu_id[1] >> 16) & 0xFF;
ht = (cpu_id[3] >> 28) & 1;
if ((cpu_id[3] >> 25) & 1) support_sse_ = true;
if ((cpu_id[3] >> 26) & 1) support_sse2_ = true;
if ((cpu_id[2]) & 1) support_sse3_ = true;
if ((cpu_id[2] >> 9) & 1) support_ssse3_ = true;
if ((cpu_id[2] >> 19) & 1) support_sse4_1_ = true;
if ((cpu_id[2] >> 20) & 1) support_sse4_2_ = true;
}
if (max_ex_fn >= 0x80000004) {
// Extract brand string
__cpuid(cpu_id, 0x80000002);
// memcpy(brand_string, cpu_id, sizeof(cpu_id));
__cpuid(cpu_id, 0x80000003);
// memcpy(brand_string + 16, cpu_id, sizeof(cpu_id));
__cpuid(cpu_id, 0x80000004);
// memcpy(brand_string + 32, cpu_id, sizeof(cpu_id));
}
num_cores_ = (logical_cpu_count_ == 0) ? 1 : logical_cpu_count_;
if (max_ex_fn >= 0x80000008) {
// Get number of cores. This is a bit complicated. Following AMD manual here.
__cpuid(cpu_id, 0x80000008);
int apic_id_core_id_size = (cpu_id[2] >> 12) & 0xF;
if (apic_id_core_id_size == 0) {
if (ht) {
// New mechanism for modern Intel CPUs.
if (cpu_vendor_ == kVendorX86_Intel) {
__cpuid(cpu_id, 0x00000004);
int cores_x_package = ((cpu_id[0] >> 26) & 0x3F) + 1;
support_hyper_threading_ = (cores_x_package < logical_cpu_count_);
cores_x_package = ((logical_cpu_count_ % cores_x_package) == 0) ? cores_x_package : 1;
num_cores_ = (cores_x_package > 1) ? cores_x_package : num_cores_;
logical_cpu_count_ /= cores_x_package;
}
}
} else {
// Use AMD's new method.
num_cores_ = (cpu_id[2] & 0xFF) + 1;
}
}
LOG_NOTICE(TCOMMON, "CPU detected (%s)", this->Summary().c_str());
}
X86Utils::~X86Utils() {
}
/**
* Check if an X86 extension is supported by the current architecture
* @param extension ExtensionX86 extension support to check for
* @return True if the extension is supported, otherwise false
*/
bool X86Utils::IsExtensionSupported(X86Utils::ExtensionX86 extension) {
switch (extension) {
case kExtensionX86_SSE:
return support_sse_;
case kExtensionX86_SSE2:
return support_sse2_;
case kExtensionX86_SSE3:
return support_sse3_;
case kExtensionX86_SSSE3:
return support_ssse3_;
case kExtensionX86_SSE4_1:
return support_sse4_1_;
case kExtensionX86_SSE4_2:
return support_sse4_2_;
}
return false;
}
/**
* Gets a string summary of the X86 CPU information, suitable for printing
* @return String summary
*/
std::string X86Utils::Summary() {
const char* cpu_vendors[] = {
"Unknown", "Intel", "AMD"
};
std::string res;
res = FormatStr("%s, %d core%s", cpu_vendors[cpu_vendor_], num_cores_, (num_cores_ > 1) ? "s" : "");
if (support_sse4_2_) {
res += FormatStr(" (%i logical threads per physical core)", logical_cpu_count_);
}
if (support_sse_) res += ", SSE";
if (support_sse2_) res += ", SSE2";
if (support_sse3_) res += ", SSE3";
if (support_ssse3_) res += ", SSSE3";
if (support_sse4_1_) res += ", SSE4.1";
if (support_sse4_2_) res += ", SSE4.2";
if (support_hyper_threading_) res += ", HTT";
//if (bLongMode) res += ", 64-bit support";
return res;
}
} // namespace

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/**
* Copyright (C) 2005-2012 Gekko Emulator
*
* @file x86_utils.h
* @author ShizZy <shizzy247@gmail.com>
* @date 2012-02-11
* @brief Utilities for the x86 architecture
*
* @section LICENSE
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of
* the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details at
* http://www.gnu.org/copyleft/gpl.html
*
* Official project repository can be found at:
* http://code.google.com/p/gekko-gc-emu/
*/
#ifndef COMMON_X86_UTILS_
#define COMMON_X86_UTILS_
#include <string>
#include "types.h"
// Common namespace
namespace common {
class X86Utils {
public:
/// Enumeration of X86 vendors
enum VendorX86 {
kVendorX86_None = 0,
kVendorX86_Intel,
kVendorX86_AMD,
kVendorX86_NumberOf
};
/// Enumeration of X86 extensions
enum ExtensionX86 {
kExtensionX86_None = 0,
kExtensionX86_SSE,
kExtensionX86_SSE2,
kExtensionX86_SSE3,
kExtensionX86_SSSE3,
kExtensionX86_SSE4_1,
kExtensionX86_SSE4_2,
kExtensionX86_NumberOf
};
X86Utils();
~X86Utils();
/**
* Check if an X86 extension is supported by the current architecture
* @param extension ExtensionX86 extension support to check for
* @return True if the extension is supported, otherwise false
*/
bool IsExtensionSupported(ExtensionX86 extension);
/**
* Gets a string summary of the X86 CPU information, suitable for printing
* @return String summary
*/
std::string Summary();
private:
bool support_x64_os_;
bool support_x64_cpu_;
bool support_hyper_threading_;
int num_cores_;
int logical_cpu_count_;
bool support_sse_;
bool support_sse2_;
bool support_sse3_;
bool support_ssse3_;
bool support_sse4_1_;
bool support_sse4_2_;
VendorX86 cpu_vendor_;
};
} // namespace
#endif

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/**
* Copyright (C) 2005-2012 Gekko Emulator
*
* @file xml.h
* @author ShizZy <shizzy247@gmail.com>
* @date 2012-02-12
* @brief Used for parsing XML configurations
*
* @section LICENSE
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of
* the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details at
* http://www.gnu.org/copyleft/gpl.html
*
* Official project repository can be found at:
* http://code.google.com/p/gekko-gc-emu/
*/
#include <iostream>
#include <fstream>
#include <rapidxml.hpp>
#include "common.h"
#include "misc_utils.h"
#include "config.h"
#include "log.h"
/// Gets a RapidXML boolean element value
static bool GetXMLElementAsBool(rapidxml::xml_node<> *node, const char* element_name) {
rapidxml::xml_node<> *sub_node = node->first_node(element_name);
if (sub_node) {
return (E_OK == _stricmp(sub_node->value(), "true")) ? true : false;
}
return false;
}
/// Gets a RapidXML string element value
static char* GetXMLElementAsString(rapidxml::xml_node<> *node, const char* element_name,
char* element_value) {
rapidxml::xml_node<> *sub_node = node->first_node(element_name);
if (sub_node) {
strcpy(element_value, sub_node->value());
return element_value;
}
return NULL;
}
/// Gets a RapidXML integer element value
static int GetXMLElementAsInt(rapidxml::xml_node<> *node, const char* element_name) {
rapidxml::xml_node<> *sub_node = node->first_node(element_name);
if (sub_node) {
return atoi(sub_node->value());
}
return 0;
}
namespace common {
/**
* @brief Parse the "General" XML group
* @param node RapidXML node for the "General" XML group
* @param config Config class object to parse data into
*/
void ParseGeneralNode(rapidxml::xml_node<> *node, Config& config) {
// Don't parse the node if it doesn't exist!
if (!node) {
return;
}
char temp_str[MAX_PATH];
config.set_enable_multicore(GetXMLElementAsBool(node, "EnableMultiCore"));
config.set_enable_idle_skipping(GetXMLElementAsBool(node, "EnableIdleSkipping"));
config.set_enable_hle(GetXMLElementAsBool(node, "EnableHLE"));
config.set_enable_auto_boot(GetXMLElementAsBool(node, "EnableAutoBoot"));
config.set_enable_cheats(GetXMLElementAsBool(node, "EnableCheats"));
config.set_default_boot_file(GetXMLElementAsString(node, "DefaultBootFile", temp_str), MAX_PATH);
// Parse all search paths in the DVDImagePaths node
rapidxml::xml_node<> *sub_node = node->first_node("DVDImagePaths");
if (sub_node) {
int i = 0;
for (rapidxml::xml_node<> *elem = sub_node->first_node("Path"); elem;
elem = elem->next_sibling()) {
config.set_dvd_image_path(i, elem->value(), MAX_PATH);
LOG_NOTICE(TCONFIG, "Adding %s to DVD image search paths...\n",
config.dvd_image_path(i));
i++;
// Stop if we have parsed the maximum paths
if (MAX_SEARCH_PATHS < i) {
LOG_WARNING(TCONFIG, "Maximum number of DVDImagePath search paths is %d, not parsing"
" any more!", MAX_SEARCH_PATHS);
break;
}
}
}
}
/**
* @brief Parse the "Debug" XML group
* @param node RapidXML node for the "Debug" XML group
* @param config Config class object to parse data into
*/
void ParseDebugNode(rapidxml::xml_node<> *node, Config& config) {
// Don't parse the node if it doesn't exist!
if (!node) {
return;
}
config.set_enable_show_fps(GetXMLElementAsBool(node, "EnableShowFPS"));
config.set_enable_dump_opcode0(GetXMLElementAsBool(node, "EnableDumpOpcode0"));
config.set_enable_pause_on_unknown_opcode(GetXMLElementAsBool(node,
"EnablePauseOnUnknownOpcode"));
config.set_enable_dump_gcm_reads(GetXMLElementAsBool(node, "EnableDumpGCMReads"));
}
/**
* @brief Parse the "Patches" and "Cheats" XML group
* @param node RapidXML node for the "Patches" or "Cheats" XML group
* @param config Config class object to parse data into
*/
void ParsePatchesNode(rapidxml::xml_node<> *node, Config& config, const char* node_name) {
int i = 0;
char node_name_str[8];
// Get lowercase section name
strcpy(node_name_str, node_name);
// TODO: not available on Unix
common::LowerStr(node_name_str);
// Parse all search patches in the Patches node
rapidxml::xml_node<> *sub_node = node->first_node(node_name);
if (sub_node) {
for (rapidxml::xml_node<> *elem = sub_node->first_node("Patch"); elem;
elem = elem->next_sibling()) {
// Get enable attribute (note: defaults to true)
rapidxml::xml_attribute<> *attr = elem->first_attribute("enable");
if (attr) {
if (E_OK == _stricmp(attr->value(), "false")) {
continue; // Patch is disabled, skip it
}
}
// Get address attribute
attr = elem->first_attribute("address");
if (!attr) {
LOG_ERROR(TCONFIG, "Patch without 'address' attribute illegal!");
continue;
} else {
u32 data = 0;
u32 address = 0;
{
// Convert address hexstring to unsigned int
std::stringstream ss;
ss << std::hex << attr->value();
ss >> address;
}
attr = elem->first_attribute("instr");
// Get "data" attribute if no "instr" attribute
if (!attr) {
attr = elem->first_attribute("data");
// Neither found - error
if (!attr) {
LOG_ERROR(TCONFIG, "Patch without 'instr' or 'data' attributes "
"illegal!");
continue;
} else {
// Found data, convert hexstring to unsigned int
std::stringstream ss;
ss << std::hex << attr->value();
ss >> data;
}
} else {
// Found instr
char instr_str[4];
// Convert to lowercase
strcpy(instr_str, attr->value());
// TODO: not available on Unix
common::LowerStr(instr_str);
// Convert instruction to equivalent PPC bytecode
// TODO(ShizZy): Pull this out to the PowerPC modules at some point
if (E_OK == _stricmp(instr_str, "blr")) {
data = 0x4E800020; // PowerPC BLR instruction bytecode
} else if (E_OK == _stricmp(instr_str, "nop")) {
data = 0x60000000; // PowerPC NOP instruction bytecode
} else {
LOG_ERROR(TCONFIG, "Patch with invalid 'instr' attribute illegal!");
continue;
}
}
Config::Patch patch = { address, data };
if (E_OK == _stricmp(node_name_str, "patches")) {
LOG_NOTICE(TCONFIG, "Adding patch addr=0x%08x data=0x%08x to patches...\n",
address, data, node_name_str);
config.set_patches(i, patch);
} else if (E_OK == _stricmp(node_name_str, "cheats")) {
LOG_NOTICE(TCONFIG, "Adding cheat addr=0x%08x data=0x%08x to cheats...\n",
address, data, node_name_str);
config.set_cheats(i, patch);
} else {
LOG_ERROR(TCONFIG, "Unexpected patch type %s, ignoring...", node_name_str);
}
// Stop if we have parsed the maximum patches
if (MAX_PATCHES_PER_GAME < ++i) {
LOG_WARNING(TCONFIG, "Maximum number of patches search paths is %d, not parsing"
" any more!", MAX_PATCHES_PER_GAME);
break;
}
}
}
}
}
/**
* @brief Parse the "Boot" XML group
* @param node RapidXML node for the "Boot" XML group
* @param config Config class object to parse data into
*/
void ParseBootNode(rapidxml::xml_node<> *node, Config& config) {
// Don't parse the node if it doesn't exist!
if (!node) {
return;
}
config.set_enable_ipl(GetXMLElementAsBool(node, "EnableIPL"));
ParsePatchesNode(node, config, "Patches");
ParsePatchesNode(node, config, "Cheats");
}
/**
* @brief Parse the "Video" XML group
* @param node RapidXML node for the "Video" XML group
* @param config Config class object to parse data into
*/
void ParsePowerPCNode(rapidxml::xml_node<> *node, Config& config) {
// Don't parse the node if it doesn't exist!
if (!node) {
return;
}
rapidxml::xml_attribute<> *attr = node->first_attribute("core");
// Attribute not found - error
if (!attr) {
LOG_ERROR(TCONFIG, "PowerPC without 'core' attribute illegal!");
} else {
char core_str[12] = "null";
// Convert to lowercase
strcpy(core_str, attr->value());
// TODO: not available on Unix
common::LowerStr(core_str);
// Use interpreter core
if (E_OK == _stricmp(core_str, "interpreter")) {
config.set_powerpc_core(Config::CPU_INTERPRETER); // Interpreter selected
// Use dynarec core
} else if (E_OK == _stricmp(core_str, "dynarec")) {
config.set_powerpc_core(Config::CPU_DYNAREC); // Dynarec selected
// Unsupported type
} else {
LOG_ERROR(TCONFIG, "Invalid PowerPC type %s for attribute 'core' selected!",
core_str);
}
// Set frequency
attr = node->first_attribute("freq");
if (attr) {
config.set_powerpc_frequency(atoi(attr->value()));
}
LOG_NOTICE(TCONFIG, "Configured core=%s freq=%d", core_str, config.powerpc_frequency());
}
}
/**
* @brief Parse the "Video" XML group
* @param node RapidXML node for the "Video" XML group
* @param config Config class object to parse data into
*/
void ParseVideoNode(rapidxml::xml_node<> *node, Config& config) {
char res_str[512];
Config::ResolutionType res;
// Don't parse the node if it doesn't exist!
if (!node) {
return;
}
config.set_enable_fullscreen(GetXMLElementAsBool(node, "EnableFullscreen"));
// Set resolutions
GetXMLElementAsString(node, "WindowResolution", res_str);
sscanf(res_str, "%d_%d", &res.width, &res.height);
config.set_window_resolution(res);
GetXMLElementAsString(node, "FullscreenResolution", res_str);
sscanf(res_str, "%d_%d", &res.width, &res.height);
config.set_fullscreen_resolution(res);
// Parse all search renderer nodes
for (rapidxml::xml_node<> *elem = node->first_node("Renderer"); 1; ) {
Config::RendererConfig renderer_config;
rapidxml::xml_attribute<> *attr = elem->first_attribute("name");
Config::RendererType type = Config::StringToRenderType(attr->value());
renderer_config.enable_wireframe = GetXMLElementAsBool(elem, "EnableWireframe");
renderer_config.enable_shaders = GetXMLElementAsBool(elem, "EnableShaders");
renderer_config.enable_textures = GetXMLElementAsBool(elem, "EnableTextures");
renderer_config.enable_texture_dumping = GetXMLElementAsBool(elem, "EnableTextureDumping");
renderer_config.anti_aliasing_mode = GetXMLElementAsInt(elem, "AntiAliasingMode");
renderer_config.anistropic_filtering_mode = GetXMLElementAsInt(elem, "AnistropicFilteringMode");
config.set_renderer_config(type, renderer_config);
LOG_NOTICE(TCONFIG, "Renderer %s configured", attr->value());
break;
}
}
/**
* @brief Parse the "Devices" XML group
* @param node RapidXML node for the "Devices" XML group
* @param config Config class object to parse data into
*/
void ParseDevicesNode(rapidxml::xml_node<> *node, Config& config) {
// Don't parse the node if it doesn't exist!c
if (!node) {
return;
}
// Parse GameCube section
rapidxml::xml_node<> *gamecube_node = node->first_node("GameCube");
if (!gamecube_node) {
return;
}
// Parse all MemSlot nodes
for (rapidxml::xml_node<> *elem = gamecube_node->first_node("MemSlot"); elem;
elem = elem->next_sibling("MemSlot")) {
Config::MemSlot slot_config;
// Select MemSlot a or b
rapidxml::xml_attribute<> *attr = elem->first_attribute("slot");
int slot = (E_OK == _stricmp(attr->value(), "a")) ? 0 : 1;
// Enable
attr = elem->first_attribute("enable");
slot_config.enable = (E_OK == _stricmp(attr->value(), "true")) ? true : false;
// Select device
attr = elem->first_attribute("device");
slot_config.device = 0; // Only support memcards right now
LOG_NOTICE(TCONFIG, "Configured MemSlot[%d]=%s enabled=%s", slot, attr->value(),
slot_config.enable ? "true" : "false");
config.set_mem_slots(slot, slot_config);
}
// Parse all ControlerPort nodes
for (rapidxml::xml_node<> *elem = gamecube_node->first_node("ControllerPort"); elem;
elem = elem->next_sibling("ControllerPort")) {
Config::ControllerPort port_config;
// Select MemSlot a or b
rapidxml::xml_attribute<> *attr = elem->first_attribute("port");
int port = atoi(attr->value());
// Enable
attr = elem->first_attribute("enable");
port_config.enable = (E_OK == _stricmp(attr->value(), "true")) ? true : false;
// Select device
attr = elem->first_attribute("device");
port_config.device = 0; // Only support memcards right now
LOG_NOTICE(TCONFIG, "Configured ControllerPort[%d]=%s enabled=%s", port, attr->value(),
port_config.enable ? "true" : "false");
// Parse keyboard configuration - TODO: Move to EmuWindow (?)
rapidxml::xml_node<> *keyboard_node = elem->first_node("KeyboardController");
if (keyboard_node) {
attr = keyboard_node->first_attribute("enable");
port_config.keys.enable = (E_OK == _stricmp(attr->value(), "true")) ? true : false;
port_config.keys.key_code[Config::BUTTON_A] = GetXMLElementAsInt(keyboard_node, "AKey");
port_config.keys.key_code[Config::BUTTON_B] = GetXMLElementAsInt(keyboard_node, "BKey");
port_config.keys.key_code[Config::BUTTON_X] = GetXMLElementAsInt(keyboard_node, "XKey");
port_config.keys.key_code[Config::BUTTON_Y] = GetXMLElementAsInt(keyboard_node, "YKey");
port_config.keys.key_code[Config::TRIGGER_L] = GetXMLElementAsInt(keyboard_node, "LKey");
port_config.keys.key_code[Config::TRIGGER_R] = GetXMLElementAsInt(keyboard_node, "RKey");
port_config.keys.key_code[Config::BUTTON_Z] = GetXMLElementAsInt(keyboard_node, "ZKey");
port_config.keys.key_code[Config::BUTTON_START] = GetXMLElementAsInt(keyboard_node, "StartKey");
port_config.keys.key_code[Config::ANALOG_UP] = GetXMLElementAsInt(keyboard_node, "AnalogUpKey");
port_config.keys.key_code[Config::ANALOG_DOWN] = GetXMLElementAsInt(keyboard_node, "AnalogDownKey");
port_config.keys.key_code[Config::ANALOG_LEFT] = GetXMLElementAsInt(keyboard_node, "AnalogLeftKey");
port_config.keys.key_code[Config::ANALOG_RIGHT] = GetXMLElementAsInt(keyboard_node, "AnalogRightKey");
port_config.keys.key_code[Config::C_UP] = GetXMLElementAsInt(keyboard_node, "CUpKey");
port_config.keys.key_code[Config::C_DOWN] = GetXMLElementAsInt(keyboard_node, "CDownKey");
port_config.keys.key_code[Config::C_LEFT] = GetXMLElementAsInt(keyboard_node, "CLeftKey");
port_config.keys.key_code[Config::C_RIGHT] = GetXMLElementAsInt(keyboard_node, "CRightKey");
port_config.keys.key_code[Config::DPAD_UP] = GetXMLElementAsInt(keyboard_node, "DPadUpKey");
port_config.keys.key_code[Config::DPAD_DOWN] = GetXMLElementAsInt(keyboard_node, "DPadDownKey");
port_config.keys.key_code[Config::DPAD_LEFT] = GetXMLElementAsInt(keyboard_node, "DPadLeftKey");
port_config.keys.key_code[Config::DPAD_RIGHT] = GetXMLElementAsInt(keyboard_node, "DPadRightKey");
}
// Parse joypad configuration
rapidxml::xml_node<> *joypad_node = elem->first_node("JoypadController");
if (joypad_node) {
attr = joypad_node->first_attribute("enable");
port_config.pads.enable = (E_OK == _stricmp(attr->value(), "true")) ? true : false;
port_config.pads.key_code[Config::BUTTON_A] = GetXMLElementAsInt(joypad_node, "AKey");
port_config.pads.key_code[Config::BUTTON_B] = GetXMLElementAsInt(joypad_node, "BKey");
port_config.pads.key_code[Config::BUTTON_X] = GetXMLElementAsInt(joypad_node, "XKey");
port_config.pads.key_code[Config::BUTTON_Y] = GetXMLElementAsInt(joypad_node, "YKey");
port_config.pads.key_code[Config::TRIGGER_L] = GetXMLElementAsInt(joypad_node, "LKey");
port_config.pads.key_code[Config::TRIGGER_R] = GetXMLElementAsInt(joypad_node, "RKey");
port_config.pads.key_code[Config::BUTTON_Z] = GetXMLElementAsInt(joypad_node, "ZKey");
port_config.pads.key_code[Config::BUTTON_START] = GetXMLElementAsInt(joypad_node, "StartKey");
port_config.pads.key_code[Config::ANALOG_UP] = GetXMLElementAsInt(joypad_node, "AnalogUpKey");
port_config.pads.key_code[Config::ANALOG_DOWN] = GetXMLElementAsInt(joypad_node, "AnalogDownKey");
port_config.pads.key_code[Config::ANALOG_LEFT] = GetXMLElementAsInt(joypad_node, "AnalogLeftKey");
port_config.pads.key_code[Config::ANALOG_RIGHT] = GetXMLElementAsInt(joypad_node, "AnalogRightKey");
port_config.pads.key_code[Config::C_UP] = GetXMLElementAsInt(joypad_node, "CUpKey");
port_config.pads.key_code[Config::C_DOWN] = GetXMLElementAsInt(joypad_node, "CDownKey");
port_config.pads.key_code[Config::C_LEFT] = GetXMLElementAsInt(joypad_node, "CLeftKey");
port_config.pads.key_code[Config::C_RIGHT] = GetXMLElementAsInt(joypad_node, "CRightKey");
port_config.pads.key_code[Config::DPAD_UP] = GetXMLElementAsInt(joypad_node, "DPadUpKey");
port_config.pads.key_code[Config::DPAD_DOWN] = GetXMLElementAsInt(joypad_node, "DPadDownKey");
port_config.pads.key_code[Config::DPAD_LEFT] = GetXMLElementAsInt(joypad_node, "DPadLeftKey");
port_config.pads.key_code[Config::DPAD_RIGHT] = GetXMLElementAsInt(joypad_node, "DPadRightKey");
}
config.set_controller_ports(port, port_config);
}
}
/// Loads/parses an XML configuration file
void LoadXMLConfig(Config& config, const char* filename) {
// Open the XML file
char full_filename[MAX_PATH];
strcpy(full_filename, config.program_dir());
strcat(full_filename, filename);
std::ifstream ifs(full_filename);
// Check that the file is valid
if (ifs.fail()) {
LOG_ERROR(TCONFIG, "XML configuration file %s failed to open!", filename);
return;
}
// Read and parse XML string
std::string xml_str((std::istreambuf_iterator<char>(ifs)), std::istreambuf_iterator<char>());
rapidxml::xml_document<> doc;
doc.parse<0>(const_cast<char *>(xml_str.c_str()));
// Try to load a system configuration
rapidxml::xml_node<> *node = doc.first_node("SysConfig");
// Try to load a game configuation
if (!node) {
node = doc.first_node("GameConfig");
}
// Try to load a user configuation
if (!node) {
node = doc.first_node("UserConfig");
}
// Not proper XML format
if (!node) {
LOG_ERROR(TCONFIG, "XML configuration file incorrect format %s!", filename)
return;
}
// Parse all sub nodes into the config
ParseGeneralNode(node->first_node("General"), config);
ParseDebugNode(node->first_node("Debug"), config);
ParseBootNode(node->first_node("Boot"), config);
ParsePowerPCNode(node->first_node("PowerPC"), config);
ParseVideoNode(node->first_node("Video"), config);
ParseDevicesNode(node->first_node("Devices"), config);
}
} // namespace

41
src/common/src/xml.h
Unescape Escape View File

@ -1,41 +0,0 @@
/**
* Copyright (C) 2005-2012 Gekko Emulator
*
* @file xml.h
* @author ShizZy <shizzy247@gmail.com>
* @date 2012-02-12
* @brief Used for parsing XML configurations
*
* @section LICENSE
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of
* the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details at
* http://www.gnu.org/copyleft/gpl.html
*
* Official project repository can be found at:
* http://code.google.com/p/gekko-gc-emu/
*/
#ifndef COMMON_XML_H_
#define COMMON_XML_H_
#include "common.h"
namespace common {
/**
* @brief Loads/parses an XML configuration file
* @param config Reference to configuration object to populate
* @param filename Filename of XMl file to load
*/
void LoadXMLConfig(Config& config, const char* filename);
} // namespace
#endif // COMMON_XML_H_
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