1 /* 2 * Copyright 2004-2012 Haiku, Inc. All Rights Reserved. 3 * Distributed under the terms of the MIT License. 4 */ 5 #ifndef _STDIO_H_ 6 #define _STDIO_H_ 7 8 9 #include <sys/types.h> 10 #include <null.h> 11 #include <stdarg.h> 12 13 14 /* Dodge gcc 2.95.3's fixincludes hack stdio_va_list by including this string: 15 * __gnuc_va_list */ 16 17 18 #define BUFSIZ 8192 19 #define _IOFBF 0 /* fully buffered */ 20 #define _IOLBF 1 /* line buffered */ 21 #define _IONBF 2 /* not buffered */ 22 23 /* 24 * FOPEN_MAX is a minimum maximum, and should be the number of descriptors 25 * that the kernel can provide without allocation of a resource that can 26 * fail without the process sleeping. Do not use this for anything 27 */ 28 #define FOPEN_MAX 128 29 #define STREAM_MAX FOPEN_MAX 30 #define FILENAME_MAX 256 31 #define TMP_MAX 32768 32 33 #define L_ctermid 32 34 #define L_cuserid 32 35 #define L_tmpnam 512 36 37 #define P_tmpdir "/tmp/" 38 39 #ifdef EOF 40 # undef EOF 41 #endif 42 #define EOF -1 43 44 #ifndef SEEK_SET 45 # define SEEK_SET 0 46 #endif 47 #ifndef SEEK_CUR 48 # define SEEK_CUR 1 49 #endif 50 #ifndef SEEK_END 51 # define SEEK_END 2 52 #endif 53 54 55 typedef off_t fpos_t; 56 57 #include <stdio_pre.h> 58 59 extern FILE *stdin; 60 extern FILE *stdout; 61 extern FILE *stderr; 62 63 64 #ifdef __cplusplus 65 extern "C" { 66 #endif 67 68 /* file operations */ 69 extern FILE *fopen(const char *name, const char *mode); 70 extern FILE *freopen(const char *name, const char *mode, FILE *stream); 71 extern FILE *fdopen(int fd, const char *mode); 72 extern int fclose(FILE *stream); 73 74 extern int fileno(FILE *stream); 75 extern int fileno_unlocked(FILE *stream); 76 77 extern int ferror(FILE *stream); 78 extern int ferror_unlocked(FILE *stream); 79 extern void clearerr(FILE *stream); 80 extern void clearerr_unlocked(FILE *stream); 81 82 extern int feof(FILE *stream); 83 extern int feof_unlocked(FILE *stream); 84 85 extern void flockfile(FILE *stream); 86 extern void funlockfile(FILE *stream); 87 extern int ftrylockfile(FILE *stream); 88 89 extern int remove(const char *name); 90 extern int rename(const char *from, const char *to); 91 extern int renameat(int fromFD, const char *from, int toFD, const char *to); 92 93 /* pipes */ 94 extern FILE *popen(const char *command, const char *mode); 95 extern int pclose(FILE *stream); 96 extern void perror(const char *errorPrefix); 97 98 /* memory streams */ 99 extern FILE *fmemopen(void *buf, size_t size, const char *mode); 100 extern FILE *open_memstream(char **buf, size_t *size); 101 102 /* callback streams */ 103 #ifdef _GNU_SOURCE 104 typedef ssize_t (*cookie_read_function_t)(void *cookie, char *buf, size_t size); 105 typedef ssize_t (*cookie_write_function_t)(void *cookie, const char *buf, size_t size); 106 typedef ssize_t (*cookie_seek_function_t)(void *cookie, off_t *offset, int whence); 107 typedef ssize_t (*cookie_close_function_t)(void *cookie); 108 typedef struct { 109 cookie_read_function_t *read; 110 cookie_write_function_t *write; 111 cookie_seek_function_t *seek; 112 cookie_close_function_t *close; 113 } cookie_io_functions_t; 114 extern FILE *fopencookie(void *cookie, const char *mode, cookie_io_functions_t io_funcs); 115 #endif /*_GNU_SOURCE*/ 116 117 /* file I/O */ 118 extern int fflush(FILE *stream); 119 extern int fflush_unlocked(FILE *stream); 120 extern int fpurge(FILE *stream); 121 122 extern int fgetpos(FILE *stream, fpos_t *position); 123 extern int fsetpos(FILE *stream, const fpos_t *position); 124 extern int fseek(FILE *stream, long offset, int seekType); 125 extern int fseeko(FILE *stream, off_t offset, int seekType); 126 extern int _fseek(FILE *stream, fpos_t offset, int seekType); 127 extern long ftell(FILE *stream); 128 extern off_t ftello(FILE *stream); 129 extern fpos_t _ftell(FILE *stream); 130 131 extern void rewind(FILE *stream); 132 133 extern void setbuf (FILE *file, char *buff); 134 extern int setvbuf(FILE *file, char *buff, int mode, size_t size); 135 extern int setbuffer(FILE *stream, char *buf, size_t size); 136 extern int setlinebuf(FILE *stream); 137 138 extern size_t fwrite(const void *buffer, size_t size, size_t numItems, FILE *stream); 139 extern size_t fwrite_unlocked(const void *buffer, size_t size, size_t numItems, FILE *stream); 140 extern size_t fread(void *buffer, size_t size, size_t numItems, FILE *stream); 141 extern size_t fread_unlocked(void *buffer, size_t size, size_t numItems, FILE *stream); 142 143 extern int putc(int c, FILE *stream); 144 extern int putchar(int c); 145 extern int putc_unlocked(int c, FILE *stream); 146 extern int putchar_unlocked(int c); 147 extern int fputc(int c, FILE *stream); 148 extern int fputc_unlocked(int c, FILE *stream); 149 extern int puts(const char *string); 150 extern int fputs(const char *string, FILE *stream); 151 extern int fputs_unlocked(const char *string, FILE *stream); 152 153 extern int getc(FILE *stream); 154 extern int getc_unlocked(FILE *stream); 155 extern int ungetc(int c, FILE *stream); 156 extern int getchar(void); 157 extern int getchar_unlocked(void); 158 extern int fgetc(FILE *stream); 159 extern int fgetc_unlocked(FILE *stream); 160 extern char *gets(char *buffer); 161 extern char *fgets(char *string, int stringLength, FILE *stream); 162 extern char *fgets_unlocked(char *string, int stringLength, FILE *stream); 163 164 extern ssize_t getdelim(char **_line, size_t *_length, int delimiter, 165 FILE *stream); 166 extern ssize_t getline(char **_line, size_t *_length, FILE *stream); 167 168 /* formatted I/O */ 169 extern int printf(char const *format, ...) __PRINTFLIKE(1,2); 170 extern int fprintf(FILE *stream, char const *format, ...) __PRINTFLIKE(2,3); 171 extern int sprintf(char *string, char const *format, ...) __PRINTFLIKE(2,3); 172 extern int snprintf(char *string, size_t size, char const *format, ...) __PRINTFLIKE(3,4); 173 extern int asprintf(char **ret, char const *format, ...) __PRINTFLIKE(2,3); 174 extern int vprintf(char const *format, va_list ap); 175 extern int vfprintf(FILE *stream, char const *format, va_list ap); 176 extern int vsprintf(char *string, char const *format, va_list ap); 177 extern int vsnprintf(char *string, size_t size, char const *format, va_list ap); 178 extern int vasprintf(char **ret, char const *format, va_list ap); 179 180 extern int scanf(char const *format, ...); 181 extern int fscanf(FILE *stream, char const *format, ...); 182 extern int sscanf(char const *str, char const *format, ...); 183 extern int vscanf(char const *format, va_list ap); 184 extern int vsscanf(char const *str, char const *format, va_list ap); 185 extern int vfscanf(FILE *stream, char const *format, va_list ap); 186 187 /* misc */ 188 extern char *ctermid(char *controllingTerminal); 189 extern char *cuserid(char *s); 190 191 /* temporary files */ 192 extern char *tempnam(char const *path, char const *prefix); 193 extern FILE *tmpfile(void); 194 extern char *tmpnam(char *nameBuffer); 195 extern char *tmpnam_r(char *nameBuffer); 196 197 #include <stdio_post.h> 198 199 #ifdef __cplusplus 200 } 201 #endif 202 203 204 #endif /* _STDIO_H_ */ 205