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  1. /*
  2.  * Copyright (c) 2005 Martin 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.  
  29. /** @addtogroup libc
  30.  * @{
  31.  */
  32. /** @file
  33.  */
  34.  
  35. #ifndef LIBC_STDIO_H_
  36. #define LIBC_STDIO_H_
  37.  
  38. #include <sys/types.h>
  39. #include <stdarg.h>
  40.  
  41. #define EOF (-1)
  42.  
  43. #include <string.h>
  44. #include <io/stream.h>
  45.  
  46. #define DEBUG(fmt, ...) \
  47. { \
  48.     char buf[256]; \
  49.     int n; \
  50.     n = snprintf(buf, sizeof(buf), fmt, ##__VA_ARGS__); \
  51.     if (n > 0) \
  52.         (void) __SYSCALL3(SYS_KLOG, 1, (sysarg_t) buf, strlen(buf)); \
  53. }
  54.  
  55. typedef struct {
  56.     /** Underlying file descriptor. */
  57.     int fd;
  58.  
  59.     /** Error indicator. */
  60.     int error;
  61.  
  62.     /** End-of-file indicator. */
  63.     int eof;
  64. } FILE;
  65.  
  66. extern int getchar(void);
  67.  
  68. extern int puts(const char *);
  69. extern int putchar(int);
  70.  
  71. extern int printf(const char *, ...);
  72. extern int asprintf(char **, const char *, ...);
  73. extern int sprintf(char *, const char *fmt, ...);
  74. extern int snprintf(char *, size_t , const char *, ...);
  75.  
  76. extern int vprintf(const char *, va_list);
  77. extern int vsprintf(char *, const char *, va_list);
  78. extern int vsnprintf(char *, size_t, const char *, va_list);
  79.  
  80. #define fprintf(f, fmt, ...) printf(fmt, ##__VA_ARGS__)
  81.  
  82. extern int rename(const char *, const char *);
  83.  
  84. extern FILE *fopen(const char *, const char *);
  85. extern int fclose(FILE *);
  86. extern size_t fread(void *, size_t, size_t, FILE *);
  87. extern size_t fwrite(const void *, size_t, size_t, FILE *);
  88. extern int feof(FILE *);
  89. extern int ferror(FILE *);
  90. extern void clearerr(FILE *);
  91.  
  92. extern int fgetc(FILE *);;
  93. extern int fputc(int, FILE *);
  94. extern int fputs(const char *, FILE *);
  95.  
  96. #define getc fgetc
  97. #define putc fputc
  98.  
  99. extern int fseek(FILE *, long, int);
  100.  
  101. #ifndef SEEK_SET
  102.     #define SEEK_SET    0
  103.     #define SEEK_CUR    1
  104.     #define SEEK_END    2
  105. #endif
  106.  
  107. #endif
  108.  
  109. /** @}
  110.  */
  111.