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/* Scumm Tools
* Copyright (C) 2002-2006 The ScummVM project
*
* 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.
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
* $URL$
* $Id$
*
*/
#ifndef UTIL_H
#define UTIL_H
#include <assert.h>
#include <ctype.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <sys/stat.h>
#if !defined(_MSC_VER)
#include <unistd.h>
#endif
#ifdef WIN32
#include <io.h>
#include <process.h>
#endif
/*
* Some useful types
*/
typedef unsigned char byte;
typedef unsigned char uint8;
typedef unsigned short uint16;
typedef unsigned int uint32;
typedef signed char int8;
typedef signed short int16;
typedef signed int int32;
#if !defined(__cplusplus)
typedef uint8 bool;
#define false 0
#define true 1
/* If your C compiler doesn't support 'inline', please add a check for it. */
#if defined(_MSC_VER)
#define inline __inline
#endif
#endif
/*
* Various utility macros
*/
#if defined(_MSC_VER)
#define scumm_stricmp stricmp
#define scumm_strnicmp _strnicmp
#define snprintf _snprintf
#define SCUMM_LITTLE_ENDIAN
#define START_PACK_STRUCTS pack(push, 1)
#define END_PACK_STRUCTS pack(pop)
#elif defined(__MINGW32__)
#define scumm_stricmp stricmp
#define scumm_strnicmp strnicmp
#define SCUMM_LITTLE_ENDIAN
#define START_PACK_STRUCTS pack(push, 1)
#define END_PACK_STRUCTS pack(pop)
#ifndef _HEAPOK
#define _HEAPOK (-2)
#endif
#elif defined(UNIX)
#define scumm_stricmp strcasecmp
#define scumm_strnicmp strncasecmp
#if defined(__DECCXX) /* Assume alpha architecture */
#define INVERSE_MKID
#define SCUMM_NEED_ALIGNMENT
#endif
#if !defined(__GNUC__)
#define START_PACK_STRUCTS pack (1)
#define END_PACK_STRUCTS pack ()
#endif
#else
#error No system type defined
#endif
/*
* GCC specific stuff
*/
#if defined(__GNUC__)
#define GCC_PACK __attribute__((packed))
#define NORETURN __attribute__((__noreturn__))
#define GCC_PRINTF(x,y) __attribute__((format(printf, x, y)))
#else
#define GCC_PACK
#define GCC_PRINTF(x,y)
#endif
#define READ_UINT16(a) READ_LE_UINT16(a)
#define READ_UINT32(a) READ_LE_UINT32(a)
#define WRITE_UINT16(a, v) WRITE_LE_UINT16(a, v)
#define WRITE_UINT32(a, v) WRITE_LE_UINT32(a, v)
#define FROM_LE_32(a) ((uint32)(a))
#define FROM_LE_16(a) ((uint16)(a))
#define TO_LE_32(a) ((uint32)(a))
#define TO_LE_16(a) ((uint16)(a))
#define TO_BE_32(a) SWAP_BYTES_32(a)
#define TO_BE_16(a) SWAP_BYTES_16(a)
#define ARRAYSIZE(x) ((int)(sizeof(x) / sizeof(x[0])))
static inline uint32 SWAP_32(uint32 a) {
return ((a >> 24) & 0xFF) | ((a >> 8) & 0xFF00) | ((a << 8) & 0xFF0000) |
((a << 24) & 0xFF000000);
}
static inline uint16 SWAP_16(uint16 a) {
return ((a >> 8) & 0xFF) | ((a << 8) & 0xFF00);
}
#define FORCEINLINE static inline
FORCEINLINE uint16 READ_LE_UINT16(const void *ptr) {
const byte *b = (const byte *)ptr;
return (b[1] << 8) + b[0];
}
FORCEINLINE uint32 READ_LE_UINT32(const void *ptr) {
const byte *b = (const byte *)ptr;
return (b[3] << 24) + (b[2] << 16) + (b[1] << 8) + (b[0]);
}
FORCEINLINE void WRITE_LE_UINT16(void *ptr, uint16 value) {
byte *b = (byte *)ptr;
b[0] = (byte)(value >> 0);
b[1] = (byte)(value >> 8);
}
FORCEINLINE void WRITE_LE_UINT32(void *ptr, uint32 value) {
byte *b = (byte *)ptr;
b[0] = (byte)(value >> 0);
b[1] = (byte)(value >> 8);
b[2] = (byte)(value >> 16);
b[3] = (byte)(value >> 24);
}
FORCEINLINE uint16 READ_BE_UINT16(const void *ptr) {
const byte *b = (const byte *)ptr;
return (b[0] << 8) + b[1];
}
FORCEINLINE uint32 READ_BE_UINT32(const void *ptr) {
const byte *b = (const byte*)ptr;
return (b[0] << 24) + (b[1] << 16) + (b[2] << 8) + (b[3]);
}
FORCEINLINE void WRITE_BE_UINT16(void *ptr, uint16 value) {
byte *b = (byte *)ptr;
b[0] = (byte)(value >> 8);
b[1] = (byte)(value >> 0);
}
FORCEINLINE void WRITE_BE_UINT32(void *ptr, uint32 value) {
byte *b = (byte *)ptr;
b[0] = (byte)(value >> 24);
b[1] = (byte)(value >> 16);
b[2] = (byte)(value >> 8);
b[3] = (byte)(value >> 0);
}
#if defined(__GNUC__)
#define NORETURN_PRE
#define NORETURN_POST __attribute__((__noreturn__))
#elif defined(_MSC_VER)
#define NORETURN_PRE _declspec(noreturn)
#define NORETURN_POST
#else
#define NORETURN_PRE
#define NORETURN_POST
#endif
#if defined(__cplusplus)
extern "C" {
#endif
/* File I/O */
uint8 readByte(FILE *fp);
uint16 readUint16BE(FILE *fp);
uint16 readUint16LE(FILE *fp);
uint32 readUint32BE(FILE *fp);
uint32 readUint32LE(FILE *fp);
void writeByte(FILE *fp, uint8 b);
void writeUint16BE(FILE *fp, uint16 value);
void writeUint16LE(FILE *fp, uint16 value);
void writeUint32BE(FILE *fp, uint32 value);
void writeUint32LE(FILE *fp, uint32 value);
uint32 fileSize(FILE *fp);
/* Misc stuff */
void NORETURN_PRE error(const char *s, ...) NORETURN_POST;
void warning(const char *s, ...);
void debug(int level, const char *s, ...);
enum {
EN_ANY, // Generic English (when only one game version exist)
EN_USA,
EN_GRB,
DE_DEU,
FR_FRA,
IT_ITA,
PT_BRA,
ES_ESP,
JA_JPN,
ZH_TWN,
KO_KOR,
SE_SWE,
HB_ISR,
RU_RUS,
CZ_CZE,
NL_NLD,
NB_NOR,
PL_POL,
UNK_LANG = -1 // Use default language (i.e. none specified)
};
#if defined(__cplusplus)
}
#endif
#endif
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