-
Notifications
You must be signed in to change notification settings - Fork 128
/
gbfile.h
159 lines (133 loc) · 5.32 KB
/
gbfile.h
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
153
154
155
156
157
158
159
/*
Common GPSBabel file I/O API
Copyright (C) 2006,2007,2008 Olaf Klein, [email protected]
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.
*/
#ifndef GBFILE_H
#define GBFILE_H
#include <QByteArray> // for QByteArray
#include <QString> // for QString
#include <cstdint> // for int32_t, int16_t, uint32_t
#include <cstdio> // for FILE
#if HAVE_LIBZ
#include <zlib.h>
#elif !ZLIB_INHIBITED
#include "zlib.h"
#endif
struct gbfile;
using gbsize_t = uint32_t;
using gbfclearerr_cb = void (*)(gbfile* self);
using gbfclose_cb = int (*)(gbfile* self);
using gbfeof_cb = int (*)(gbfile* self);
using gbferror_cb = int (*)(gbfile* self);
using gbfflush_cb = int (*)(gbfile* self);
using gbfopen_cb = gbfile* (*)(gbfile* self, const char* mode);
using gbfread_cb = gbsize_t (*)(void* buf, const gbsize_t size, const gbsize_t members, gbfile* self);
using gbfseek_cb = int (*)(gbfile* self, int32_t offset, int whence);
using gbftell_cb = gbsize_t (*)(gbfile* self);
using gbfwrite_cb = gbsize_t (*)(const void* buf, const gbsize_t size, const gbsize_t members, gbfile* self);
using gbfungetc_cb = int (*)(const int c, gbfile* self);
struct gbfile {
union {
FILE* std;
unsigned char* mem;
#if !ZLIB_INHIBITED
gzFile gz;
#endif
} handle{nullptr};
QString name;
char* buff{nullptr}; /* static growing buffer, primary used by gbprintf */
int buffsz{0};
char mode{0};
int back{0};
gbsize_t mempos{0}; /* curr. position in memory */
gbsize_t memlen{0}; /* max. number of written bytes to memory */
gbsize_t memsz{0}; /* curr. size of allocated memory */
unsigned char big_endian:1{0};
unsigned char binary:1{0};
unsigned char gzapi:1{0};
unsigned char memapi:1{0};
unsigned char unicode:1{0};
unsigned char unicode_checked:1{0};
unsigned char is_pipe:1{0};
gbfclearerr_cb fileclearerr{nullptr};
gbfclose_cb fileclose{nullptr};
gbfeof_cb fileeof{nullptr};
gbferror_cb fileerror{nullptr};
gbfflush_cb fileflush{nullptr};
gbfopen_cb fileopen{nullptr};
gbfread_cb fileread{nullptr};
gbfseek_cb fileseek{nullptr};
gbftell_cb filetell{nullptr};
gbfungetc_cb fileungetc{nullptr};
gbfwrite_cb filewrite{nullptr};
};
gbfile* gbfopen(const QString& filename, const char* mode);
gbfile* gbfopen_be(const QString& filename, const char* mode);
inline gbfile* gbfopen_le(const QString& filename, const char* mode)
{
return gbfopen(filename, mode);
}
void gbfclose(gbfile* file);
gbsize_t gbfread(void* buf, gbsize_t size, gbsize_t members, gbfile* file);
gbsize_t gbfread(QString& buf, gbsize_t size, gbsize_t members, gbfile* file);
// Convenience wrapper for above, but ignoring the possibility of endian swapping.
QByteArray gbfreadbuf(gbsize_t size, gbfile* file);
int gbfgetc(gbfile* file);
QString gbfgets(char* buf, int len, gbfile* file);
[[gnu::format(printf, 2, 0)]] int gbvfprintf(gbfile* file, const char* format, va_list ap);
[[gnu::format(printf, 2, 3)]] int gbfprintf(gbfile* file, const char* format, ...);
int gbfputc(int c, gbfile* file);
int gbfputs(const QString& s, gbfile* file);
int gbfwrite(const void* buf, gbsize_t size, gbsize_t members, gbfile* file);
int gbfflush(gbfile* file);
void gbfclearerr(gbfile* file);
int gbferror(gbfile* file);
void gbfrewind(gbfile* file);
int gbfseek(gbfile* file, int32_t offset, int whence);
gbsize_t gbftell(gbfile* file);
int gbfeof(gbfile* file);
int gbfungetc(int c, gbfile* file);
int32_t gbfgetint32(gbfile* file);
inline uint32_t gbfgetuint32(gbfile* file)
{
return gbfgetint32(file);
}
int16_t gbfgetint16(gbfile* file);
inline uint16_t gbfgetuint16(gbfile* file)
{
return gbfgetint16(file);
}
double gbfgetdbl(gbfile* file); // read a double value
float gbfgetflt(gbfile* file); // read a float value
char* gbfgetstr(gbfile* file); // read until any type of line-breaks or EOF
QString gbfgetpstr(gbfile* file); // read a pascal string
QString gbfgetcstr(gbfile* file); // read a null terminated string
QByteArray gbfgetnativecstr(gbfile* file); // read a null terminated string
char* gbfgetcstr_old(gbfile* file); // read a null terminated string
int gbfputint16(int16_t i, gbfile* file);
inline int gbfputuint16(uint16_t i, gbfile* file)
{
return gbfputint16(i, file);
}
int gbfputint32(int32_t i, gbfile* file);
inline int gbfputuint32(uint32_t i, gbfile* file)
{
return gbfputint32(i, file);
}
int gbfputdbl(double d, gbfile* file); // write a double value
int gbfputflt(float f, gbfile* file); // write a float value
int gbfputcstr(const char* s, gbfile* file); // write string including '\0'
int gbfputpstr(const QString& s, gbfile* file); // write as pascal string
gbsize_t gbfcopyfrom(gbfile* file, gbfile* src, gbsize_t count);
#endif