Subversion Repositories HelenOS

Rev

Rev 4377 | Go to most recent revision | Details | Compare with Previous | Last modification | View Log | RSS feed

Rev Author Line No. Line
447 decky 1
/*
2071 jermar 2
 * Copyright (c) 2005 Martin Decky
447 decky 3
 * All rights reserved.
4
 *
5
 * Redistribution and use in source and binary forms, with or without
6
 * modification, are permitted provided that the following conditions
7
 * are met:
8
 *
9
 * - Redistributions of source code must retain the above copyright
10
 *   notice, this list of conditions and the following disclaimer.
11
 * - Redistributions in binary form must reproduce the above copyright
12
 *   notice, this list of conditions and the following disclaimer in the
13
 *   documentation and/or other materials provided with the distribution.
14
 * - The name of the author may not be used to endorse or promote products
15
 *   derived from this software without specific prior written permission.
16
 *
17
 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
18
 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
19
 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
20
 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
21
 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
22
 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
23
 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
24
 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
25
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
26
 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27
 */
28
 
1866 jermar 29
/** @addtogroup libc
1653 cejka 30
 * @{
31
 */
32
/** @file
33
 */
34
 
1866 jermar 35
#ifndef LIBC_STDIO_H_
36
#define LIBC_STDIO_H_
447 decky 37
 
2541 jermar 38
#include <sys/types.h>
1234 cejka 39
#include <stdarg.h>
4692 svoboda 40
#include <string.h>
41
#include <adt/list.h>
447 decky 42
 
4692 svoboda 43
#define EOF  (-1)
447 decky 44
 
4692 svoboda 45
/** Default size for stream I/O buffers */
46
#define BUFSIZ  4096
1508 vana 47
 
1868 jermar 48
#define DEBUG(fmt, ...) \
4692 svoboda 49
    { \
50
        char _buf[256]; \
51
        int _n = snprintf(_buf, sizeof(_buf), fmt, ##__VA_ARGS__); \
52
        if (_n > 0) \
53
            (void) __SYSCALL3(SYS_KLOG, 1, (sysarg_t) _buf, str_size(_buf)); \
54
    }
1868 jermar 55
 
4692 svoboda 56
#ifndef SEEK_SET
57
    #define SEEK_SET  0
58
    #define SEEK_CUR  1
59
    #define SEEK_END  2
60
#endif
61
 
62
enum _buffer_type {
63
    /** No buffering */
64
    _IONBF,
65
    /** Line buffering */
66
    _IOLBF,
67
    /** Full buffering */
68
    _IOFBF
69
};
70
 
4377 svoboda 71
typedef struct {
4692 svoboda 72
    /** Linked list pointer. */
73
    link_t link;
74
 
4377 svoboda 75
    /** Underlying file descriptor. */
76
    int fd;
4692 svoboda 77
 
4377 svoboda 78
    /** Error indicator. */
79
    int error;
4692 svoboda 80
 
4377 svoboda 81
    /** End-of-file indicator. */
82
    int eof;
4692 svoboda 83
 
84
    /** Klog indicator */
85
    int klog;
86
 
87
    /** Phone to the file provider */
88
    int phone;
89
 
90
    /** Buffering type */
91
    enum _buffer_type btype;
92
    /** Buffer */
93
    uint8_t *buf;
94
    /** Buffer size */
95
    size_t buf_size;
96
    /** Buffer I/O pointer */
97
    uint8_t *buf_head;
4377 svoboda 98
} FILE;
99
 
4692 svoboda 100
extern FILE *stdin;
101
extern FILE *stdout;
102
extern FILE *stderr;
4377 svoboda 103
 
4692 svoboda 104
/* Character and string input functions */
105
extern int fgetc(FILE *);
106
extern char *fgets(char *, size_t, FILE *);
107
 
1465 cejka 108
extern int getchar(void);
4692 svoboda 109
extern char *gets(char *, size_t);
1465 cejka 110
 
4692 svoboda 111
/* Character and string output functions */
112
extern int fputc(wchar_t, FILE *);
113
extern int fputs(const char *, FILE *);
114
 
115
extern int putchar(wchar_t);
3425 svoboda 116
extern int puts(const char *);
504 decky 117
 
4692 svoboda 118
/* Formatted string output functions */
119
extern int fprintf(FILE *, const char*, ...);
120
extern int vfprintf(FILE *, const char *, va_list);
121
 
3425 svoboda 122
extern int printf(const char *, ...);
4692 svoboda 123
extern int vprintf(const char *, va_list);
124
 
125
extern int snprintf(char *, size_t , const char *, ...);
3425 svoboda 126
extern int asprintf(char **, const char *, ...);
127
extern int vsnprintf(char *, size_t, const char *, va_list);
1234 cejka 128
 
4692 svoboda 129
/* File stream functions */
4377 svoboda 130
extern FILE *fopen(const char *, const char *);
4692 svoboda 131
extern FILE *fdopen(int, const char *);
4377 svoboda 132
extern int fclose(FILE *);
4692 svoboda 133
 
4377 svoboda 134
extern size_t fread(void *, size_t, size_t, FILE *);
135
extern size_t fwrite(const void *, size_t, size_t, FILE *);
4692 svoboda 136
 
137
extern int fseek(FILE *, long, int);
138
extern void rewind(FILE *);
139
extern int ftell(FILE *);
4377 svoboda 140
extern int feof(FILE *);
4692 svoboda 141
 
142
extern int fflush(FILE *);
4377 svoboda 143
extern int ferror(FILE *);
144
extern void clearerr(FILE *);
145
 
4692 svoboda 146
extern void setvbuf(FILE *, void *, int, size_t);
4377 svoboda 147
 
4692 svoboda 148
/* Misc file functions */
149
extern int rename(const char *, const char *);
4377 svoboda 150
 
447 decky 151
#endif
1653 cejka 152
 
1866 jermar 153
/** @}
1653 cejka 154
 */