forked from KolibriOS/kolibrios
129 lines
4.1 KiB
C
129 lines
4.1 KiB
C
#ifndef stdio_h
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#define stdio_h
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#include "kolibrisys.h"
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#include <stdarg.h>
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/* use stdarg.h
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typedef char *va_list;
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#define _roundsize(n) ( (sizeof(n) + 3) & ~3 )
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#define va_start(ap,v) (ap = (va_list)&v+_roundsize(v))
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#define va_arg(ap,t) ( *(t *)((ap += _roundsize(t)) - _roundsize(t)) )
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#define va_end(ap) (ap = (va_list)0)
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*/
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#ifndef NULL
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# define NULL ((void*)0)
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#endif
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typedef unsigned int fpos_t; // 32bit is not enough! 4Gb limit
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typedef unsigned int size_t;
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int format_print(char *dest, size_t maxlen,const char *fmt0, va_list argp);
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typedef struct {
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char* buffer;
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dword buffersize;
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dword filesize; // too small
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int filepos; // too small, may be -1
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char* filename;
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int mode;
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int ungetc_buf;
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dword buffer_start; // 1st byte position
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dword buffer_end; // points after last buffered data
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} FILE;
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#define stderr ((FILE*)3) /* works only for fprintf!!! */
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#define FILE_OPEN_READ 0
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#define FILE_OPEN_WRITE 1
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#define FILE_OPEN_APPEND 2
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#define FILE_OPEN_TEXT 4
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#define FILE_OPEN_PLUS 8
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#define EOF (-1)
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#define BUFSIZ (4096)
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#define FILENAME_MAX (0x400)
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extern FILE* fopen(const char* filename, const char *mode);
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extern int fclose(FILE* file);
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extern int feof(FILE* file);
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extern int fflush(FILE* file);
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extern int fgetc(FILE* file);
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extern int fgetpos(FILE* file,fpos_t* pos);
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extern int fsetpos(FILE* file,const fpos_t* pos);
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extern int fputc(int c,FILE* file);
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extern int fread(void* buffer,int size,int count,FILE* file);
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extern int fwrite(void *buffer,int size,int count,FILE* file);
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extern long ftell(FILE* file);
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#define SEEK_CUR 0
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#define SEEK_END 1
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#define SEEK_SET 2
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extern int fseek(FILE* file,long offset,int origin);
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extern void rewind(FILE* file);
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extern int cdecl fprintf(FILE* file, const char* format,...);
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extern int fscanf(FILE* file,const char* format,...);
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extern int ungetc(int c,FILE* file);
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extern int cdecl printf(const char *format,...);
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extern int vsnprintf(char *dest, size_t size,const char *format,va_list ap);
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extern int cdecl snprintf(char *dest, size_t size, const char *format,...);
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extern int cdecl sprintf(char *dest,const char *format,...);
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#define getc(a) fgetc(a)
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#define putc(a, b) fputc(a, b)
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char * fgets (char * str, int num, FILE * stream);
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int putchar (int ch);
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int getchar (void);
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int puts (const char * str);
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char * gets (char * str);
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typedef int (*virtual_getc)(void *sp, const void *obj);
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typedef void (*virtual_ungetc)(void *sp, int c, const void *obj);
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int format_scan(const void *src, const char *fmt, va_list argp, virtual_getc vgetc, virtual_ungetc vungetc);
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int vscanf ( const char * format, va_list arg );
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int scanf ( const char * format, ...);
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int vsscanf ( const char * s, const char * format, va_list arg );
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int sscanf ( const char * s, const char * format, ...);
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int vfscanf ( FILE * stream, const char * format, va_list arg );
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int fputs ( const char * str, FILE * file );
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void clearerr ( FILE * stream );
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int ferror ( FILE * stream );
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void perror ( const char * str );
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int vprintf ( const char * format, va_list arg );
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int vsprintf (char * s, const char * format, va_list arg );
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int vfprintf ( FILE * stream, const char * format, va_list arg );
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int tiny_sprintf (char * s, const char * format, ... );
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int tiny_snprintf (char * s, size_t n, const char * format, ... );
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int tiny_vsnprintf (char * s, size_t n, const char * format, va_list args );
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// support %c, %s, %d, %x, %u, %% for 32-bit values only. no width specs, left align
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// always zero-ended
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extern int errno;
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/* errors codes from KOS, but minus */
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#ifndef E_SUCCESS
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# define E_SUCCESS (0)
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# define E_UNSUPPORTED (-2)
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# define E_UNKNOWNFS (-3)
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# define E_NOTFOUND (-5)
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# define E_EOF (-6)
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# define E_INVALIDPTR (-7)
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# define E_DISKFULL (-8)
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# define E_FSYSERROR (-9)
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# define E_ACCESS (-10)
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# define E_HARDWARE (-11)
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# define E_NOMEM (-12)
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/* conversion errors */
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# define ERANGE (-20)
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# define EINVAL (-21)
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/* program run and pipe errors */
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# define E_NOMEM2 (-30)
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# define E_FILEFMT (-31)
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# define E_TOOMANY (-32)
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# define E_PARAM (-33)
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#endif
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#endif
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