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100 lines
2.5 KiB
C
100 lines
2.5 KiB
C
/*
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Unix SMB/CIFS implementation.
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stdio replacement
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Copyright (C) Andrew Tridgell 2001
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef _XFILE_H_
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#define _XFILE_H_
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/*
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see xfile.c for explanations
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*/
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typedef struct {
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int fd;
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char *buf;
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char *next;
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int bufsize;
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int bufused;
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int open_flags;
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int buftype;
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int flags;
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} XFILE;
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extern XFILE *x_stdin, *x_stdout, *x_stderr;
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/* buffering type */
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#define X_IOFBF 0
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#define X_IOLBF 1
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#define X_IONBF 2
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#define x_getc(f) x_fgetc(f)
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int x_vfprintf(XFILE *f, const char *format, va_list ap) PRINTF_ATTRIBUTE(2, 0);
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int x_fprintf(XFILE *f, const char *format, ...) PRINTF_ATTRIBUTE(2, 3);
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/** simulate setvbuf() */
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int x_setvbuf(XFILE *f, char *buf, int mode, size_t size);
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/** this looks more like open() than fopen(), but that is quite deliberate.
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I want programmers to *think* about O_EXCL, O_CREAT etc not just
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get them magically added
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*/
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XFILE *x_fopen(const char *fname, int flags, mode_t mode);
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/** simulate fclose() */
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int x_fclose(XFILE *f);
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/** simulate fwrite() */
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size_t x_fwrite(const void *p, size_t size, size_t nmemb, XFILE *f);
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/** thank goodness for asprintf() */
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int x_fileno(XFILE *f);
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/** simulate fflush() */
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int x_fflush(XFILE *f);
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/** simulate setbuffer() */
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void x_setbuffer(XFILE *f, char *buf, size_t size);
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/** simulate setbuf() */
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void x_setbuf(XFILE *f, char *buf);
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/** simulate setlinebuf() */
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void x_setlinebuf(XFILE *f);
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/** simulate feof() */
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int x_feof(XFILE *f);
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/** simulate ferror() */
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int x_ferror(XFILE *f);
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/** simulate fgetc() */
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int x_fgetc(XFILE *f);
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/** simulate fread */
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size_t x_fread(void *p, size_t size, size_t nmemb, XFILE *f);
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/** simulate fgets() */
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char *x_fgets(char *s, int size, XFILE *stream) ;
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/**
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* trivial seek, works only for SEEK_SET and SEEK_END if SEEK_CUR is
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* set then an error is returned */
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off_t x_tseek(XFILE *f, off_t offset, int whence);
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#endif /* _XFILE_H_ */
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