1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
|
/* 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;
}
|
