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Rev | Author | Line No. | Line |
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447 | decky | 1 | /* |
2071 | jermar | 2 | * Copyright (c) 2005 Martin Decky |
447 | decky | 3 | * All rights reserved. |
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 | |||
1866 | jermar | 29 | /** @addtogroup libc |
1653 | cejka | 30 | * @{ |
31 | */ |
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32 | /** @file |
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33 | */ |
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34 | |||
1866 | jermar | 35 | #ifndef LIBC_STDIO_H_ |
36 | #define LIBC_STDIO_H_ |
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447 | decky | 37 | |
2541 | jermar | 38 | #include <sys/types.h> |
1234 | cejka | 39 | #include <stdarg.h> |
4718 | mejdrech | 40 | #include <string.h> |
4581 | mejdrech | 41 | #include <adt/list.h> |
447 | decky | 42 | |
4581 | mejdrech | 43 | #define EOF (-1) |
447 | decky | 44 | |
4581 | mejdrech | 45 | /** Default size for stream I/O buffers */ |
4718 | mejdrech | 46 | #define BUFSIZ 4096 |
1508 | vana | 47 | |
1868 | jermar | 48 | #define DEBUG(fmt, ...) \ |
4718 | mejdrech | 49 | { \ |
50 | char _buf[256]; \ |
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51 | int _n = snprintf(_buf, sizeof(_buf), fmt, ##__VA_ARGS__); \ |
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52 | if (_n > 0) \ |
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53 | (void) __SYSCALL3(SYS_KLOG, 1, (sysarg_t) _buf, str_size(_buf)); \ |
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54 | } |
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1868 | jermar | 55 | |
4581 | mejdrech | 56 | #ifndef SEEK_SET |
57 | #define SEEK_SET 0 |
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58 | #define SEEK_CUR 1 |
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59 | #define SEEK_END 2 |
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60 | #endif |
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61 | |||
62 | enum _buffer_type { |
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63 | /** No buffering */ |
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64 | _IONBF, |
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65 | /** Line buffering */ |
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66 | _IOLBF, |
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67 | /** Full buffering */ |
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68 | _IOFBF |
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69 | }; |
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70 | |||
4153 | mejdrech | 71 | typedef struct { |
4581 | mejdrech | 72 | /** Linked list pointer. */ |
73 | link_t link; |
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74 | |||
4153 | mejdrech | 75 | /** Underlying file descriptor. */ |
76 | int fd; |
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4581 | mejdrech | 77 | |
4153 | mejdrech | 78 | /** Error indicator. */ |
79 | int error; |
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4581 | mejdrech | 80 | |
4153 | mejdrech | 81 | /** End-of-file indicator. */ |
82 | int eof; |
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4581 | mejdrech | 83 | |
84 | /** Klog indicator */ |
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85 | int klog; |
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86 | |||
87 | /** Phone to the file provider */ |
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88 | int phone; |
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89 | |||
90 | /** Buffering type */ |
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91 | enum _buffer_type btype; |
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92 | /** Buffer */ |
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93 | uint8_t *buf; |
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94 | /** Buffer size */ |
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95 | size_t buf_size; |
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96 | /** Buffer I/O pointer */ |
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97 | uint8_t *buf_head; |
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4153 | mejdrech | 98 | } FILE; |
99 | |||
4581 | mejdrech | 100 | extern FILE *stdin; |
101 | extern FILE *stdout; |
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102 | extern FILE *stderr; |
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4153 | mejdrech | 103 | |
4581 | mejdrech | 104 | /* Character and string input functions */ |
105 | extern int fgetc(FILE *); |
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106 | extern char *fgets(char *, size_t, FILE *); |
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107 | |||
1465 | cejka | 108 | extern int getchar(void); |
4581 | mejdrech | 109 | extern char *gets(char *, size_t); |
1465 | cejka | 110 | |
4581 | mejdrech | 111 | /* Character and string output functions */ |
112 | extern int fputc(wchar_t, FILE *); |
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113 | extern int fputs(const char *, FILE *); |
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114 | |||
115 | extern int putchar(wchar_t); |
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3348 | jermar | 116 | extern int puts(const char *); |
504 | decky | 117 | |
4581 | mejdrech | 118 | /* Formatted string output functions */ |
119 | extern int fprintf(FILE *, const char*, ...); |
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120 | extern int vfprintf(FILE *, const char *, va_list); |
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121 | |||
3348 | jermar | 122 | extern int printf(const char *, ...); |
4581 | mejdrech | 123 | extern int vprintf(const char *, va_list); |
124 | |||
125 | extern int snprintf(char *, size_t , const char *, ...); |
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3348 | jermar | 126 | extern int asprintf(char **, const char *, ...); |
127 | extern int vsnprintf(char *, size_t, const char *, va_list); |
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1234 | cejka | 128 | |
4581 | mejdrech | 129 | /* File stream functions */ |
4153 | mejdrech | 130 | extern FILE *fopen(const char *, const char *); |
4581 | mejdrech | 131 | extern FILE *fdopen(int, const char *); |
4153 | mejdrech | 132 | extern int fclose(FILE *); |
4581 | mejdrech | 133 | |
4153 | mejdrech | 134 | extern size_t fread(void *, size_t, size_t, FILE *); |
135 | extern size_t fwrite(const void *, size_t, size_t, FILE *); |
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4581 | mejdrech | 136 | |
137 | extern int fseek(FILE *, long, int); |
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138 | extern void rewind(FILE *); |
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139 | extern int ftell(FILE *); |
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4153 | mejdrech | 140 | extern int feof(FILE *); |
4581 | mejdrech | 141 | |
142 | extern int fflush(FILE *); |
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4153 | mejdrech | 143 | extern int ferror(FILE *); |
144 | extern void clearerr(FILE *); |
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145 | |||
4581 | mejdrech | 146 | extern void setvbuf(FILE *, void *, int, size_t); |
4153 | mejdrech | 147 | |
4581 | mejdrech | 148 | /* Misc file functions */ |
149 | extern int rename(const char *, const char *); |
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4153 | mejdrech | 150 | |
447 | decky | 151 | #endif |
1653 | cejka | 152 | |
1866 | jermar | 153 | /** @} |
1653 | cejka | 154 | */ |