| 1 | /*
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| 2 | * Copyright (c) 2005 Martin Decky
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| 3 | * All rights reserved.
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| 4 | *
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| 5 | * Redistribution and use in source and binary forms, with or without
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| 6 | * modification, are permitted provided that the following conditions
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| 7 | * are met:
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| 8 | *
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| 9 | * - Redistributions of source code must retain the above copyright
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| 10 | * notice, this list of conditions and the following disclaimer.
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| 11 | * - Redistributions in binary form must reproduce the above copyright
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| 12 | * notice, this list of conditions and the following disclaimer in the
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| 13 | * documentation and/or other materials provided with the distribution.
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| 14 | * - The name of the author may not be used to endorse or promote products
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| 15 | * derived from this software without specific prior written permission.
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| 16 | *
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| 17 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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| 18 | * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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| 19 | * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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| 20 | * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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| 21 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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| 22 | * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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| 23 | * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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| 24 | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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| 25 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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| 26 | * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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| 27 | */
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| 28 |
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| 29 | /** @addtogroup libc
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| 30 | * @{
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| 31 | */
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| 32 | /** @file
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| 33 | */
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| 34 |
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| 35 | #ifndef LIBC_STDIO_H_
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| 36 | #define LIBC_STDIO_H_
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| 37 |
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| 38 | #include <stdarg.h>
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| 39 | #include <io/verify.h>
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| 40 | #include <_bits/size_t.h>
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| 41 | #include <_bits/wchar_t.h>
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| 42 | #include <_bits/wint_t.h>
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| 43 |
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| 44 | #define EOF (-1)
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| 45 |
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| 46 | #ifndef SEEK_SET
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| 47 | #define SEEK_SET 0
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| 48 | #endif
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| 49 |
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| 50 | #ifndef SEEK_CUR
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| 51 | #define SEEK_CUR 1
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| 52 | #endif
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| 53 |
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| 54 | #ifndef SEEK_END
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| 55 | #define SEEK_END 2
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| 56 | #endif
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| 57 |
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| 58 | /** Default size for stream I/O buffers */
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| 59 | #define BUFSIZ 4096
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| 60 |
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| 61 | /** Forward declaration */
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| 62 | struct _IO_FILE;
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| 63 | typedef struct _IO_FILE FILE;
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| 64 |
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| 65 | extern FILE *stdin;
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| 66 | extern FILE *stdout;
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| 67 | extern FILE *stderr;
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| 68 |
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| 69 | /* Character and string input functions */
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| 70 | extern int fgetc(FILE *);
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| 71 | extern char *fgets(char *, int, FILE *);
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| 72 |
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| 73 | extern int getchar(void);
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| 74 |
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| 75 | /* Character and string output functions */
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| 76 | extern int fputc(int, FILE *);
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| 77 | extern int fputs(const char *, FILE *);
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| 78 |
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| 79 | extern int putchar(int);
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| 80 | extern int puts(const char *);
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| 81 |
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| 82 | extern int ungetc(int, FILE *);
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| 83 |
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| 84 | extern wint_t fputwc(wchar_t, FILE *);
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| 85 | extern wint_t putwchar(wchar_t);
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| 86 |
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| 87 | /* Formatted string output functions */
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| 88 | extern int fprintf(FILE *, const char *, ...)
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| 89 | _HELENOS_PRINTF_ATTRIBUTE(2, 3);
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| 90 | extern int vfprintf(FILE *, const char *, va_list);
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| 91 |
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| 92 | extern int printf(const char *, ...)
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| 93 | _HELENOS_PRINTF_ATTRIBUTE(1, 2);
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| 94 | extern int vprintf(const char *, va_list);
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| 95 |
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| 96 | extern int snprintf(char *, size_t, const char *, ...)
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| 97 | _HELENOS_PRINTF_ATTRIBUTE(3, 4);
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| 98 | extern int vasprintf(char **, const char *, va_list);
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| 99 | extern int asprintf(char **, const char *, ...)
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| 100 | _HELENOS_PRINTF_ATTRIBUTE(2, 3);
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| 101 | extern int vsnprintf(char *, size_t, const char *, va_list);
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| 102 |
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| 103 | /* File stream functions */
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| 104 | extern FILE *fopen(const char *, const char *);
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| 105 | extern FILE *freopen(const char *, const char *, FILE *);
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| 106 | extern int fclose(FILE *);
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| 107 |
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| 108 | extern size_t fread(void *, size_t, size_t, FILE *);
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| 109 | extern size_t fwrite(const void *, size_t, size_t, FILE *);
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| 110 |
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| 111 | extern int fseek(FILE *, long, int);
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| 112 | extern void rewind(FILE *);
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| 113 | extern long ftell(FILE *);
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| 114 | extern int feof(FILE *);
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| 115 |
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| 116 | extern int fflush(FILE *);
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| 117 | extern int ferror(FILE *);
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| 118 | extern void clearerr(FILE *);
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| 119 |
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| 120 | extern void setvbuf(FILE *, void *, int, size_t);
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| 121 | extern void setbuf(FILE *, void *);
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| 122 |
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| 123 | /* Misc file functions */
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| 124 | extern int rename(const char *, const char *);
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| 125 | extern int remove(const char *);
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| 126 |
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| 127 | #ifndef _HELENOS_SOURCE
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| 128 | #define _IONBF 0
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| 129 | #define _IOLBF 1
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| 130 | #define _IOFBF 2
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| 131 | #endif
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| 132 |
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| 133 | #ifdef _HELENOS_SOURCE
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| 134 |
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| 135 | /* Nonstandard extensions. */
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| 136 |
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| 137 | enum _buffer_type {
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| 138 | /** No buffering */
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| 139 | _IONBF,
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| 140 | /** Line buffering */
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| 141 | _IOLBF,
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| 142 | /** Full buffering */
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| 143 | _IOFBF
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| 144 | };
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| 145 |
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| 146 | enum _buffer_state {
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| 147 | /** Buffer is empty */
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| 148 | _bs_empty,
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| 149 |
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| 150 | /** Buffer contains data to be written */
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| 151 | _bs_write,
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| 152 |
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| 153 | /** Buffer contains prefetched data for reading */
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| 154 | _bs_read
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| 155 | };
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| 156 |
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| 157 | extern int vprintf_size(const char *, va_list);
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| 158 | extern int printf_size(const char *, ...)
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| 159 | _HELENOS_PRINTF_ATTRIBUTE(1, 2);
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| 160 | extern FILE *fdopen(int, const char *);
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| 161 | extern int fileno(FILE *);
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| 162 | extern char *gets(char *, size_t);
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| 163 |
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| 164 | #include <offset.h>
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| 165 |
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| 166 | extern int fseek64(FILE *, off64_t, int);
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| 167 | extern off64_t ftell64(FILE *);
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| 168 |
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| 169 | #endif
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| 170 |
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| 171 |
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| 172 | #endif
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| 173 |
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| 174 | /** @}
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| 175 | */
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