mirror of
https://github.com/libretro/scummvm.git
synced 2024-12-27 12:16:59 +00:00
153 lines
3.3 KiB
C++
153 lines
3.3 KiB
C++
/* ScummVM - Graphic Adventure Engine
|
|
*
|
|
* ScummVM is the legal property of its developers, whose names
|
|
* are too numerous to list here. Please refer to the COPYRIGHT
|
|
* file distributed with this source distribution.
|
|
*
|
|
* 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.
|
|
*
|
|
*/
|
|
|
|
// Disable symbol overrides so that we can use system headers.
|
|
#define FORBIDDEN_SYMBOL_ALLOW_ALL
|
|
|
|
#include "util.h"
|
|
#include <stdarg.h>
|
|
|
|
#ifdef _MSC_VER
|
|
#define vsnprintf _vsnprintf
|
|
#endif
|
|
|
|
void error(const char *s, ...) {
|
|
char buf[1024];
|
|
va_list va;
|
|
|
|
va_start(va, s);
|
|
vsnprintf(buf, 1024, s, va);
|
|
va_end(va);
|
|
|
|
fprintf(stderr, "ERROR: %s!\n", buf);
|
|
|
|
exit(1);
|
|
}
|
|
|
|
void warning(const char *s, ...) {
|
|
char buf[1024];
|
|
va_list va;
|
|
|
|
va_start(va, s);
|
|
vsnprintf(buf, 1024, s, va);
|
|
va_end(va);
|
|
|
|
fprintf(stderr, "WARNING: %s!\n", buf);
|
|
}
|
|
|
|
int scumm_stricmp(const char *s1, const char *s2) {
|
|
byte l1, l2;
|
|
do {
|
|
// Don't use ++ inside tolower, in case the macro uses its
|
|
// arguments more than once.
|
|
l1 = (byte)*s1++;
|
|
l1 = tolower(l1);
|
|
l2 = (byte)*s2++;
|
|
l2 = tolower(l2);
|
|
} while (l1 == l2 && l1 != 0);
|
|
return l1 - l2;
|
|
}
|
|
|
|
void debug(int level, const char *s, ...) {
|
|
char buf[1024];
|
|
va_list va;
|
|
|
|
va_start(va, s);
|
|
vsnprintf(buf, 1024, s, va);
|
|
va_end(va);
|
|
|
|
fprintf(stderr, "DEBUG: %s!\n", buf);
|
|
}
|
|
|
|
uint8 readByte(FILE *fp) {
|
|
return fgetc(fp);
|
|
}
|
|
|
|
uint16 readUint16BE(FILE *fp) {
|
|
uint16 ret = 0;
|
|
ret |= fgetc(fp) << 8;
|
|
ret |= fgetc(fp);
|
|
return ret;
|
|
}
|
|
|
|
uint16 readUint16LE(FILE *fp) {
|
|
uint16 ret = 0;
|
|
ret |= fgetc(fp);
|
|
ret |= fgetc(fp) << 8;
|
|
return ret;
|
|
}
|
|
|
|
uint32 readUint32BE(FILE *fp) {
|
|
uint32 ret = 0;
|
|
ret |= fgetc(fp) << 24;
|
|
ret |= fgetc(fp) << 16;
|
|
ret |= fgetc(fp) << 8;
|
|
ret |= fgetc(fp);
|
|
return ret;
|
|
}
|
|
|
|
uint32 readUint32LE(FILE *fp) {
|
|
uint32 ret = 0;
|
|
ret |= fgetc(fp);
|
|
ret |= fgetc(fp) << 8;
|
|
ret |= fgetc(fp) << 16;
|
|
ret |= fgetc(fp) << 24;
|
|
return ret;
|
|
}
|
|
|
|
void writeByte(FILE *fp, uint8 b) {
|
|
fwrite(&b, 1, 1, fp);
|
|
}
|
|
|
|
void writeUint16BE(FILE *fp, uint16 value) {
|
|
writeByte(fp, (uint8)(value >> 8));
|
|
writeByte(fp, (uint8)(value));
|
|
}
|
|
|
|
void writeUint16LE(FILE *fp, uint16 value) {
|
|
writeByte(fp, (uint8)(value));
|
|
writeByte(fp, (uint8)(value >> 8));
|
|
}
|
|
|
|
void writeUint32BE(FILE *fp, uint32 value) {
|
|
writeByte(fp, (uint8)(value >> 24));
|
|
writeByte(fp, (uint8)(value >> 16));
|
|
writeByte(fp, (uint8)(value >> 8));
|
|
writeByte(fp, (uint8)(value));
|
|
}
|
|
|
|
void writeUint32LE(FILE *fp, uint32 value) {
|
|
writeByte(fp, (uint8)(value));
|
|
writeByte(fp, (uint8)(value >> 8));
|
|
writeByte(fp, (uint8)(value >> 16));
|
|
writeByte(fp, (uint8)(value >> 24));
|
|
}
|
|
|
|
uint32 fileSize(FILE *fp) {
|
|
uint32 sz;
|
|
uint32 pos = ftell(fp);
|
|
fseek(fp, 0, SEEK_END);
|
|
sz = ftell(fp);
|
|
fseek(fp, pos, SEEK_SET);
|
|
return sz;
|
|
}
|