Code:
/*
* stdio.h
*
* Definitions of types and prototypes of functions for standard input and
* output.
*
* NOTE: The file manipulation functions provided by Microsoft seem to
* work with either slash (/) or backslash (\) as the path separator.
*
* This file is part of the Mingw32 package.
*
* Contributors:
* Created by Colin Peters <[email protected]>
*
* THIS SOFTWARE IS NOT COPYRIGHTED
*
* This source code is offered for use in the public domain. You may
* use, modify or distribute it freely.
*
* This code is distributed in the hope that it will be useful but
* WITHOUT ANY WARRANTY. ALL WARRANTIES, EXPRESS OR IMPLIED ARE HEREBY
* DISCLAMED. This includes but is not limited to warranties of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
*
* $Revision: 1.1.1.1 $
* $Author: brandon6684 $
* $Date: 2001/12/18 22:53:58 $
*
*/
/* Appropriated for Reactos Crtdll by Ariadne */
/* implemented clearerr feof ferror perror as macros */
/* added _IOCOMMIT */
/* added filbuf and flsbuf and fwalk */
#ifndef _STDIO_H_
#define _STDIO_H_
#ifdef __cplusplus
extern "C" {
#endif
#define __need_size_t
#define __need_NULL
#define __need_wchar_t
#define __need_wint_t
#include <crtdll/stddef.h>
/* Some flags for the iobuf structure provided by djgpp stdio.h */
#define _IOREAD 0x000010
#define _IOWRT 0x000020
#define _IOMYBUF 0x000040
#define _IOEOF 0x000100
#define _IOERR 0x000200
#define _IOSTRG 0x000400
#define _IOAPPEND 0x002000
#define _IORMONCL 0x004000 /* remove on close, for temp files */
/* if _flag & _IORMONCL, ._name_to_remove needs freeing */
#define _IOUNGETC 0x010000 /* there is an ungetc'ed character in the buffer */
#define _IOCOMMIT 0x008000
#define _IODIRTY 0x000080
#define _IOAHEAD 0x000008
#define _IORW (_IOREAD | _IOWRITE )
/*
* I used to include stdarg.h at this point, in order to allow for the
* functions later on in the file which use va_list. That conflicts with
* using stdio.h and varargs.h in the same file, so I do the typedef myself.
*/
//#ifndef _VA_LIST
//#define _VA_LIST
//typedef char* va_list;
//#endif
#include <stdarg.h>
/*
* FILE should be used as a pointer to an opaque data type. Do not rely on
* anything else, especially the size or contents of this structure!
*/
#ifndef _FILE_DEFINED
typedef struct {
char *_ptr;
int _cnt;
char *_base;
int _flag;
int _file;
int _ungotchar;
int _bufsiz;
char *_name_to_remove;
} FILE;
#define _FILE_DEFINED
#endif
//#define _fillsize _bufsiz
/*
* The three standard file pointers provided by the run time library.
* NOTE: These will go to the bit-bucket silently in GUI applications!
*/
extern FILE _iob[]; /* an array of FILE */
#define stdin (&_iob[0])
#define stdout (&_iob[1])
#define stderr (&_iob[2])
#define stdaux (&_iob[3])
#define stdprn (&_iob[4])
/* Returned by various functions on end of file condition or error. */
#define EOF (-1)
/*
* The maximum length of a file name. You should use GetVolumeInformation
* instead of this constant. But hey, this works.
*
* NOTE: This is used in the structure _finddata_t (see dir.h) so changing it
* is probably not a good idea.
*/
#define FILENAME_MAX (260)
/*
* The maximum number of files that may be open at once. I have set this to
* a conservative number. The actual value may be higher.
*/
#define FOPEN_MAX (20)
/*
* File Operations
*/
FILE* fopen (const char* szFileName, const char* szMode);
FILE* freopen (const char* szNewFileName, const char* szNewMode,
FILE* fileChangeAssociation);
int fflush (FILE* fileFlush);
int fclose (FILE* fileClose);
#define fcloseall _fcloseall
int remove (const char* szFileName);
int rename (const char* szOldFileName, const char* szNewFileName);
FILE* tmpfile (void);
int _filbuf(FILE *f);
int _flsbuf(int c, FILE *f);
void _fwalk(void (*func)(FILE *)); // not exported
int _fcloseall( void );
/*
* The maximum size of name (including NUL) that will be put in the user
* supplied buffer caName.
* NOTE: This has not been determined by experiment, but based on the
* maximum file name length above it is probably reasonable. I could be
* wrong...
*/
#define L_tmpnam (260)
char* tmpnam (char caName[]);
char* _tempnam (const char *szDir, const char *szPfx);
#ifndef _NO_OLDNAMES
#define tempnam _tempnam
#endif /* Not _NO_OLDNAMES */
/*
* The three possible buffering mode (nMode) values for setvbuf.
* NOTE: _IOFBF works, but _IOLBF seems to work like unbuffered...
* maybe I'm testing it wrong?
*/
#define _IOFBF 0 /* fully buffered */
#define _IOLBF 1 /* line buffered */
#define _IONBF 2 /* unbuffered */
int setvbuf (FILE* fileSetBuffer, char* caBuffer, int nMode,
size_t sizeBuffer);
/*
* The buffer size as used by setbuf such that it is equivalent to
* (void) setvbuf(fileSetBuffer, caBuffer, _IOFBF, BUFSIZ).
*/
#define BUFSIZ 512
void setbuf (FILE* fileSetBuffer, char* caBuffer);
/*
* Pipe Operations
*/
int _pclose (FILE* pipeClose);
FILE* _popen (const char* szPipeName, const char* szMode);
#define popen _popen
#define pclose _pclose
/* Wide character version */
FILE* _wpopen (const wchar_t* szPipeName, const wchar_t* szMode);
/*
* Formatted Output
*/
int fprintf (FILE* filePrintTo, const char* szFormat, ...);
int printf (const char* szFormat, ...);
int sprintf (char* caBuffer, const char* szFormat, ...);
int vfprintf (FILE* filePrintTo, const char* szFormat, va_list varg);
int vprintf (const char* szFormat, va_list varg);
int vsprintf (char* caBuffer, const char* szFormat, va_list varg);
/* Wide character versions */
int fwprintf (FILE* filePrintTo, const wchar_t* wsFormat, ...);
int wprintf (const wchar_t* wsFormat, ...);
int swprintf (wchar_t* wcaBuffer, const wchar_t* wsFormat, ...);
int vfwprintf (FILE* filePrintTo, const wchar_t* wsFormat, va_list varg);
int vwprintf (const wchar_t* wsFormat, va_list varg);
int vswprintf (wchar_t* wcaBuffer, const wchar_t* wsFormat, va_list varg);
/*
* Formatted Input
*/
int fscanf (FILE* fileReadFrom, const char* szFormat, ...);
int scanf (const char* szFormat, ...);
int sscanf (const char* szReadFrom, const char* szFormat, ...);
/* Wide character versions */
int fwscanf (FILE* fileReadFrom, const wchar_t* wsFormat, ...);
int wscanf (const wchar_t* wsFormat, ...);
int swscanf (const wchar_t* wsReadFrom, const wchar_t* wsFormat, ...);
/*
* Character Input and Output Functions
*/
int fgetc (FILE* fileRead);
char* fgets (char* caBuffer, int nBufferSize, FILE* fileRead);
int fputc (int c, FILE* fileWrite);
int fputs (const char* szOutput, FILE* fileWrite);
int getc (FILE* fileRead);
int getchar (void);
char* gets (char* caBuffer); /* Unsafe: how does gets know how long the
* buffer is? */
int putc (int c, FILE* fileWrite);
int putchar (int c);
int puts (const char* szOutput);
int ungetc (int c, FILE* fileWasRead);
/* Wide character versions */
wint_t fgetwc (FILE* fileRead);
wint_t fputwc (wchar_t wc, FILE* fileWrite);
wint_t getwc(FILE *fileRead); // not exported
wint_t ungetwc (wchar_t wc, FILE* fileWasRead);
wint_t _filwbuf(FILE *f);
wint_t _flswbuf(wchar_t c, FILE *f);
/*
* Not exported by CRTDLL.DLL included for reference purposes.
*/
#if 0
wchar_t* fgetws (wchar_t* wcaBuffer, int nBufferSize, FILE* fileRead);
int fputws (const wchar_t* wsOutput, FILE* fileWrite);
int getwc (FILE* fileRead);
int getwchar ();
wchar_t* getws (wchar_t* wcaBuffer);
int putwc (wchar_t wc, FILE* fileWrite);
int putws (const wchar_t* wsOutput);
#endif /* 0 */
/* NOTE: putchar has no wide char equivalent even in tchar.h */
/*
* Direct Input and Output Functions
*/
size_t fread (void* pBuffer, size_t sizeObject, size_t sizeObjCount,
FILE* fileRead);
size_t fwrite (const void* pObjArray, size_t sizeObject, size_t sizeObjCount,
FILE* fileWrite);
/*
* File Positioning Functions
*/
/* Constants for nOrigin indicating the position relative to which fseek
* sets the file position. Enclosed in ifdefs because io.h could also
* define them. (Though not anymore since io.h includes this file now.) */
#ifndef SEEK_SET
#define SEEK_SET (0)
#endif
#ifndef SEEK_CUR
#define SEEK_CUR (1)
#endif
#ifndef SEEK_END
#define SEEK_END (2)
#endif
int fseek (FILE* fileSetPosition, long lnOffset, int nOrigin);
long ftell (FILE* fileGetPosition);
void rewind (FILE* fileRewind);
/*
* An opaque data type used for storing file positions... The contents of
* this type are unknown, but we (the compiler) need to know the size
* because the programmer using fgetpos and fsetpos will be setting aside
* storage for fpos_t structres. Actually I tested using a byte array and
* it is fairly evident that the fpos_t type is a long (in CRTDLL.DLL).
* Perhaps an unsigned long? TODO?
*/
typedef long fpos_t;
int fgetpos (FILE* fileGetPosition, fpos_t* pfpos);
int fsetpos (FILE* fileSetPosition, const fpos_t* pfpos);
/*
* Error Functions
*/
#if 0
void clearerr (FILE* fileClearErrors);
int feof (FILE* fileIsAtEnd);
int ferror (FILE* fileIsError);
void perror (const char* szErrorMessage);
#endif
#define clearerr(f) (((f)->_flag) &= ~(_IOERR|_IOEOF))
#define feof(f) (((f)->_flag&_IOEOF)!=0)
#define ferror(f) (((f)->_flag&_IOERR)!=0)
#define perror(s) (fprintf(stderr, "%s: %s\n", (s), _strerror(NULL)))
/*
* Non ANSI functions
*/
#ifndef __STRICT_ANSI__
int _fgetchar (void);
int _fputchar (int c);
FILE* _fdopen (int nHandle, char* szMode);
#ifndef _NO_OLDNAMES
#define fgetchar _fgetchar
#define fputchar _fputchar
#define fdopen _fdopen
#endif /* Not _NO_OLDNAMES */
#endif /* Not __STRICT_ANSI__ */
#ifdef __cplusplus
}
#endif
#endif /* _STDIO_H_ */
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