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1 | /* |
1 | /* |
2 | * Copyright (c) 2005 Martin Decky |
2 | * Copyright (c) 2005 Martin Decky |
3 | * All rights reserved. |
3 | * All rights reserved. |
4 | * |
4 | * |
5 | * Redistribution and use in source and binary forms, with or without |
5 | * Redistribution and use in source and binary forms, with or without |
6 | * modification, are permitted provided that the following conditions |
6 | * modification, are permitted provided that the following conditions |
7 | * are met: |
7 | * are met: |
8 | * |
8 | * |
9 | * - Redistributions of source code must retain the above copyright |
9 | * - Redistributions of source code must retain the above copyright |
10 | * notice, this list of conditions and the following disclaimer. |
10 | * notice, this list of conditions and the following disclaimer. |
11 | * - Redistributions in binary form must reproduce the above copyright |
11 | * - Redistributions in binary form must reproduce the above copyright |
12 | * notice, this list of conditions and the following disclaimer in the |
12 | * notice, this list of conditions and the following disclaimer in the |
13 | * documentation and/or other materials provided with the distribution. |
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 |
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. |
15 | * derived from this software without specific prior written permission. |
16 | * |
16 | * |
17 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
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 |
18 | * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
19 | * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
19 | * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
20 | * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
20 | * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
21 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
21 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
22 | * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
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 |
23 | * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
24 | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
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 |
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. |
26 | * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
27 | */ |
27 | */ |
28 | 28 | ||
29 | /** @addtogroup libc |
29 | /** @addtogroup libc |
30 | * @{ |
30 | * @{ |
31 | */ |
31 | */ |
32 | /** @file |
32 | /** @file |
33 | */ |
33 | */ |
34 | 34 | ||
35 | #ifndef LIBC_STDIO_H_ |
35 | #ifndef LIBC_STDIO_H_ |
36 | #define LIBC_STDIO_H_ |
36 | #define LIBC_STDIO_H_ |
37 | 37 | ||
38 | #include <sys/types.h> |
38 | #include <sys/types.h> |
39 | #include <stdarg.h> |
39 | #include <stdarg.h> |
40 | 40 | ||
41 | #define EOF (-1) |
41 | #define EOF (-1) |
42 | 42 | ||
43 | #include <string.h> |
43 | #include <string.h> |
44 | #include <io/stream.h> |
44 | #include <io/stream.h> |
45 | 45 | ||
46 | #define DEBUG(fmt, ...) \ |
46 | #define DEBUG(fmt, ...) \ |
47 | { \ |
47 | { \ |
48 | char buf[256]; \ |
48 | char buf[256]; \ |
49 | int n; \ |
49 | int n; \ |
50 | n = snprintf(buf, sizeof(buf), fmt, ##__VA_ARGS__); \ |
50 | n = snprintf(buf, sizeof(buf), fmt, ##__VA_ARGS__); \ |
51 | if (n > 0) \ |
51 | if (n > 0) \ |
52 | (void) __SYSCALL3(SYS_KLOG, 1, (sysarg_t) buf, strlen(buf)); \ |
52 | (void) __SYSCALL3(SYS_KLOG, 1, (sysarg_t) buf, strlen(buf)); \ |
53 | } |
53 | } |
54 | 54 | ||
55 | typedef struct { |
55 | typedef struct { |
56 | /** Underlying file descriptor. */ |
56 | /** Underlying file descriptor. */ |
57 | int fd; |
57 | int fd; |
58 | 58 | ||
59 | /** Error indicator. */ |
59 | /** Error indicator. */ |
60 | int error; |
60 | int error; |
61 | 61 | ||
62 | /** End-of-file indicator. */ |
62 | /** End-of-file indicator. */ |
63 | int eof; |
63 | int eof; |
64 | } FILE; |
64 | } FILE; |
65 | 65 | ||
- | 66 | extern FILE *stdin, *stdout, *stderr; |
|
- | 67 | ||
66 | extern int getchar(void); |
68 | extern int getchar(void); |
67 | 69 | ||
68 | extern int puts(const char *); |
70 | extern int puts(const char *); |
69 | extern int putchar(int); |
71 | extern int putchar(int); |
70 | 72 | ||
71 | extern int printf(const char *, ...); |
73 | extern int printf(const char *, ...); |
72 | extern int asprintf(char **, const char *, ...); |
74 | extern int asprintf(char **, const char *, ...); |
73 | extern int sprintf(char *, const char *fmt, ...); |
75 | extern int sprintf(char *, const char *, ...); |
74 | extern int snprintf(char *, size_t , const char *, ...); |
76 | extern int snprintf(char *, size_t , const char *, ...); |
75 | 77 | ||
76 | extern int vprintf(const char *, va_list); |
78 | extern int vprintf(const char *, va_list); |
77 | extern int vsprintf(char *, const char *, va_list); |
79 | extern int vsprintf(char *, const char *, va_list); |
78 | extern int vsnprintf(char *, size_t, const char *, va_list); |
80 | extern int vsnprintf(char *, size_t, const char *, va_list); |
79 | 81 | ||
80 | #define fprintf(f, fmt, ...) printf(fmt, ##__VA_ARGS__) |
- | |
81 | - | ||
82 | extern int rename(const char *, const char *); |
82 | extern int rename(const char *, const char *); |
83 | 83 | ||
84 | extern FILE *fopen(const char *, const char *); |
84 | extern FILE *fopen(const char *, const char *); |
85 | extern int fclose(FILE *); |
85 | extern int fclose(FILE *); |
86 | extern size_t fread(void *, size_t, size_t, FILE *); |
86 | extern size_t fread(void *, size_t, size_t, FILE *); |
87 | extern size_t fwrite(const void *, size_t, size_t, FILE *); |
87 | extern size_t fwrite(const void *, size_t, size_t, FILE *); |
88 | extern int feof(FILE *); |
88 | extern int feof(FILE *); |
89 | extern int ferror(FILE *); |
89 | extern int ferror(FILE *); |
90 | extern void clearerr(FILE *); |
90 | extern void clearerr(FILE *); |
91 | 91 | ||
92 | extern int fgetc(FILE *);; |
92 | extern int fgetc(FILE *); |
93 | extern int fputc(int, FILE *); |
93 | extern int fputc(int, FILE *); |
94 | extern int fputs(const char *, FILE *); |
94 | extern int fputs(const char *, FILE *); |
95 | 95 | ||
- | 96 | extern int fprintf(FILE *, const char *, ...); |
|
- | 97 | extern int vfprintf(FILE *, const char *, va_list); |
|
- | 98 | ||
96 | #define getc fgetc |
99 | #define getc fgetc |
97 | #define putc fputc |
100 | #define putc fputc |
98 | 101 | ||
99 | extern int fseek(FILE *, long, int); |
102 | extern int fseek(FILE *, long, int); |
100 | 103 | ||
101 | #ifndef SEEK_SET |
104 | #ifndef SEEK_SET |
102 | #define SEEK_SET 0 |
105 | #define SEEK_SET 0 |
103 | #define SEEK_CUR 1 |
106 | #define SEEK_CUR 1 |
104 | #define SEEK_END 2 |
107 | #define SEEK_END 2 |
105 | #endif |
108 | #endif |
106 | 109 | ||
107 | #endif |
110 | #endif |
108 | 111 | ||
109 | /** @} |
112 | /** @} |
110 | */ |
113 | */ |
111 | 114 |