1 | /*************************************************************************/ |
2 | /* */ |
3 | /* Language Technologies Institute */ |
4 | /* Carnegie Mellon University */ |
5 | /* Copyright (c) 1999 */ |
6 | /* All Rights Reserved. */ |
7 | /* */ |
8 | /* Permission is hereby granted, free of charge, to use and distribute */ |
9 | /* this software and its documentation without restriction, including */ |
10 | /* without limitation the rights to use, copy, modify, merge, publish, */ |
11 | /* distribute, sublicense, and/or sell copies of this work, and to */ |
12 | /* permit persons to whom this work is furnished to do so, subject to */ |
13 | /* the following conditions: */ |
14 | /* 1. The code must retain the above copyright notice, this list of */ |
15 | /* conditions and the following disclaimer. */ |
16 | /* 2. Any modifications must be clearly marked as such. */ |
17 | /* 3. Original authors' names are not deleted. */ |
18 | /* 4. The authors' names are not used to endorse or promote products */ |
19 | /* derived from this software without specific prior written */ |
20 | /* permission. */ |
21 | /* */ |
22 | /* CARNEGIE MELLON UNIVERSITY AND THE CONTRIBUTORS TO THIS WORK */ |
23 | /* DISCLAIM ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING */ |
24 | /* ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT */ |
25 | /* SHALL CARNEGIE MELLON UNIVERSITY NOR THE CONTRIBUTORS BE LIABLE */ |
26 | /* FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES */ |
27 | /* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN */ |
28 | /* AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, */ |
29 | /* ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF */ |
30 | /* THIS SOFTWARE. */ |
31 | /* */ |
32 | /*************************************************************************/ |
33 | /* Author: Alan W Black (awb@cs.cmu.edu) */ |
34 | /* Date: August 2000 */ |
35 | /*************************************************************************/ |
36 | /* */ |
37 | /* Some File stuff */ |
38 | /* */ |
39 | /*************************************************************************/ |
40 | #ifndef _CST_FILE_H__ |
41 | #define _CST_FILE_H__ |
42 | |
43 | #define CST_WRONG_FORMAT -2 |
44 | #define CST_ERROR_FORMAT -1 |
45 | #define CST_OK_FORMAT 0 |
46 | |
47 | #ifdef UNDER_CE |
48 | /* File access stuff (WinCE 2.11 is really damaged) */ |
49 | #include <windows.h> |
50 | #include <winbase.h> |
51 | typedef HANDLE cst_file; |
52 | #elif __palmos__ |
53 | #include <PalmOS.h> |
54 | #include <System/StdIOPalm.h> |
55 | typedef FILE * cst_file; |
56 | #else |
57 | #include <stdio.h> |
58 | typedef FILE * cst_file; |
59 | #endif |
60 | |
61 | /* File mapping stuff */ |
62 | #ifdef _WIN32 |
63 | #include <windows.h> |
64 | typedef struct cst_filemap_struct { |
65 | void *mem; |
66 | cst_file fh; |
67 | size_t mapsize; |
68 | HANDLE h; |
69 | } cst_filemap; |
70 | #elif __palmos__ |
71 | typedef struct cst_filemap_struct { |
72 | void *mem; |
73 | cst_file fh; |
74 | unsigned int mapsize; |
75 | int fd; |
76 | } cst_filemap; |
77 | #else |
78 | typedef struct cst_filemap_struct { |
79 | void *mem; |
80 | cst_file fh; |
81 | size_t mapsize; |
82 | int fd; |
83 | } cst_filemap; |
84 | #endif |
85 | |
86 | #define CST_OPEN_WRITE (1<<0) |
87 | #define CST_OPEN_READ (1<<1) |
88 | #define CST_OPEN_APPEND (1<<2) |
89 | /* We actually ignore this -- files are always opened in in binary mode */ |
90 | #define CST_OPEN_BINARY (1<<3) |
91 | |
92 | #define CST_SEEK_ABSOLUTE 0 |
93 | #define CST_SEEK_RELATIVE 1 |
94 | #define CST_SEEK_ENDREL 2 |
95 | |
96 | cst_file cst_fopen(const char *path, int mode); |
97 | long cst_fwrite(cst_file fh, const void *buf, long size, long count); |
98 | long cst_fread(cst_file fh, void *buf, long size, long count); |
99 | int cst_fprintf(cst_file fh, const char *fmt, ...); |
100 | int cst_sprintf(char *s, const char *fmt, ...); |
101 | #ifdef _WIN32 |
102 | #define snprintf c99_snprintf |
103 | |
104 | __inline int c99_vsnprintf(char* str, size_t size, const char* format, |
105 | va_list ap) { |
106 | int count = -1; |
107 | if (size != 0) |
108 | count = _vsnprintf_s(str, size, _TRUNCATE, format, ap); |
109 | if (count == -1) |
110 | count = _vscprintf(format, ap); |
111 | return count; |
112 | } |
113 | __inline int c99_snprintf(char* str, size_t size, const char* format, ...) |
114 | { |
115 | int count; |
116 | va_list ap; |
117 | |
118 | va_start(ap, format); |
119 | count = c99_vsnprintf(str, size, format, ap); |
120 | va_end(ap); |
121 | return count; |
122 | } |
123 | #endif |
124 | #define cst_snprintf snprintf |
125 | |
126 | #if defined(__palmos__) |
127 | #include <stdarg.h> |
128 | int cst_vsprintf(char *s, const char *fmt, va_list args); |
129 | #endif |
130 | int cst_fclose(cst_file fh); |
131 | int cst_fgetc(cst_file fh); |
132 | |
133 | /* These aren't LFS-compliant. I don't think we'll need >2G files. */ |
134 | long cst_ftell(cst_file fh); |
135 | long cst_fseek(cst_file fh, long pos, int whence); |
136 | long cst_filesize(cst_file fh); |
137 | |
138 | cst_filemap *cst_mmap_file(const char *path); |
139 | int cst_munmap_file(cst_filemap *map); |
140 | |
141 | cst_filemap *cst_read_whole_file(const char *path); |
142 | int cst_free_whole_file(cst_filemap *map); |
143 | |
144 | cst_filemap *cst_read_part_file(const char *path); |
145 | int cst_free_part_file(cst_filemap *map); |
146 | |
147 | int cst_urlp(const char *url); |
148 | cst_file cst_url_open(const char *url); |
149 | |
150 | #endif |
151 | |