usr/src/stand/lib/sa/stdio.h

   1 /*
   2  * CDDL HEADER START
   3  *
   4  * The contents of this file are subject to the terms of the
   5  * Common Development and Distribution License, Version 1.0 only
   6  * (the "License").  You may not use this file except in compliance
   7  * with the License.
   8  *
   9  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
  10  * or http://www.opensolaris.org/os/licensing.
  11  * See the License for the specific language governing permissions
  12  * and limitations under the License.
  13  *
  14  * When distributing Covered Code, include this CDDL HEADER in each
  15  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
  16  * If applicable, add the following below this CDDL HEADER, with the
  17  * fields enclosed by brackets "[]" replaced with your own identifying
  18  * information: Portions Copyright [yyyy] [name of copyright owner]
  19  *
  20  * CDDL HEADER END
  21  */
  22 /*
  23  * Copyright 2003 Sun Microsystems, Inc.  All rights reserved.
  24  * Use is subject to license terms.
  25  */
  26
  27 #ifndef _SA_STDIO_H
  28 #define _SA_STDIO_H
  29
  30 #pragma ident   "%Z%%M% %I%     %E% SMI"
  31
  32 #include <sys/types.h>
  33 #include <stdarg.h>
  34
  35 /*
  36  * Exported interfaces for standalone's subset of libc's <stdio.h>.
  37  * All standalone code *must* use this header rather than libc's.
  38  */
  39
  40 #ifdef __cplusplus
  41 extern "C" {
  42 #endif
  43
  44 #ifndef NULL
  45 #define NULL    0
  46 #endif
  47
  48 #ifndef EOF
  49 #define EOF     (-1)
  50 #endif
  51
  52 /*
  53  * Flags to setvbuf() which we pretend to support.  We're always really _IONBF.
  54  */
  55 #define _IOFBF  0000    /* full buffered */
  56 #define _IOLBF  0100    /* line buffered */
  57 #define _IONBF  0004    /* not buffered */
  58
  59 typedef struct {
  60         unsigned char   _flag;          /* state of the stream */
  61         int             _file;          /* file descriptor */
  62         ssize_t         _len;           /* total len of file */
  63         ssize_t         _offset;        /* offset within the file */
  64         char            _name[256];     /* name of the file (for debugging) */
  65 } FILE;
  66
  67 #define stdin   (&__iob[0])
  68 #define stdout  (&__iob[1])
  69 #define stderr  (&__iob[2])
  70
  71 #define _NFILE  10
  72 extern  FILE    __iob[_NFILE];
  73
  74 extern int      fclose(FILE *);
  75 extern int      feof(FILE *);
  76 extern int      fflush(FILE *);
  77 extern int      ferror(FILE *);
  78 extern void     clearerr(FILE *);
  79
  80 extern char     *fgets(char *, int, FILE *);
  81 extern FILE     *fopen(const char *, const char *);
  82 extern size_t   fread(void *, size_t, size_t, FILE *);
  83 extern int      fseek(FILE *, long, int);
  84 extern long     ftell(FILE *);
  85 extern size_t   fwrite(const void *, size_t, size_t, FILE *);
  86 extern int      setvbuf(FILE *, char *, int, size_t);
  87
  88 /* PRINTFLIKE1 */
  89 extern void     printf(const char *, ...);
  90 /* PRINTFLIKE2 */
  91 extern int      fprintf(FILE *, const char *, ...);
  92 /* PRINTFLIKE2 */
  93 extern int      sprintf(char *, const char *, ...);
  94 /* PRINTFLIKE3 */
  95 extern size_t   snprintf(char *, size_t, const char *, ...);
  96 extern int      vsprintf(char *, const char *, va_list);
  97 extern size_t   vsnprintf(char *, size_t, const char *, va_list);
  98
  99 #ifdef __cplusplus
 100 }
 101 #endif
 102
 103 #endif /* _SA_STDIO_H */