X-Git-Url: http://git.lttng.org/?a=blobdiff_plain;f=snprintf%2Fvarious.h;h=13d29b7b59069627275d6419046b40499cc9266d;hb=HEAD;hp=30bedd048be2e9558762e8b13dce9b13c57dfb54;hpb=2253b139ffb6a4eca7291b60083cc5206a6e128d;p=lttng-ust.git diff --git a/snprintf/various.h b/snprintf/various.h deleted file mode 100644 index 30bedd04..00000000 --- a/snprintf/various.h +++ /dev/null @@ -1,125 +0,0 @@ -/*- - * Copyright (c) 1990 The Regents of the University of California. - * All rights reserved. - * - * This code is derived from software contributed to Berkeley by - * Chris Torek. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * 3. Neither the name of the University nor the names of its contributors - * may be used to endorse or promote products derived from this software - * without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND - * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE - * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE - * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE - * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL - * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS - * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) - * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT - * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY - * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF - * SUCH DAMAGE. - */ - -#ifndef UST_SNPRINTF_VARIOUS_H -#define UST_SNPRINTF_VARIOUS_H - -#include - -struct __lttng_ust_sbuf { - unsigned char *_base; - int _size; -}; - -/* - * stdio state variables. - * - * The following always hold: - * - * if (_flags&(__SLBF|__SWR)) == (__SLBF|__SWR), - * _lbfsize is -_bf._size, else _lbfsize is 0 - * if _flags&__SRD, _w is 0 - * if _flags&__SWR, _r is 0 - * - * This ensures that the getc and putc macros (or inline functions) never - * try to write or read from a file that is in `read' or `write' mode. - * (Moreover, they can, and do, automatically switch from read mode to - * write mode, and back, on "r+" and "w+" files.) - * - * _lbfsize is used only to make the inline line-buffered output stream - * code as compact as possible. - * - * _ub, _up, and _ur are used when ungetc() pushes back more characters - * than fit in the current _bf, or when ungetc() pushes back a character - * that does not match the previous one in _bf. When this happens, - * _ub._base becomes non-nil (i.e., a stream has ungetc() data iff - * _ub._base!=NULL) and _up and _ur save the current values of _p and _r. - */ -typedef struct __lttng_ust_sFILE { - unsigned char *_p; /* current position in (some) buffer */ - int _r; /* read space left for getc() */ - int _w; /* write space left for putc() */ - short _flags; /* flags, below; this FILE is free if 0 */ - short _file; /* fileno, if Unix descriptor, else -1 */ - struct __lttng_ust_sbuf _bf; /* the buffer (at least 1 byte, if !NULL) */ - int _lbfsize; /* 0 or -_bf._size, for inline putc */ - - /* operations */ - void *_cookie; /* cookie passed to io functions */ - int (*_close)(void *); - int (*_read)(void *, char *, int); - fpos_t (*_seek)(void *, fpos_t, int); - int (*_write)(void *, const char *, int); - - /* extension data, to avoid further ABI breakage */ - struct __lttng_ust_sbuf _ext; - /* data for long sequences of ungetc() */ - unsigned char *_up; /* saved _p when _p is doing ungetc data */ - int _ur; /* saved _r when _r is counting ungetc data */ - - /* tricks to meet minimum requirements even when malloc() fails */ - unsigned char _ubuf[3]; /* guarantee an ungetc() buffer */ - unsigned char _nbuf[1]; /* guarantee a getc() buffer */ - - /* separate buffer for fgetln() when line crosses buffer boundary */ - struct __lttng_ust_sbuf _lb; /* buffer for fgetln() */ - - /* Unix stdio files get aligned to block boundaries on fseek() */ - int _blksize; /* stat.st_blksize (may be != _bf._size) */ - fpos_t _offset; /* current lseek offset */ -} LTTNG_UST_LFILE; - -#define __SLBF 0x0001 /* line buffered */ -#define __SNBF 0x0002 /* unbuffered */ -#define __SRD 0x0004 /* OK to read */ -#define __SWR 0x0008 /* OK to write */ - /* RD and WR are never simultaneously asserted */ -#define __SRW 0x0010 /* open for reading & writing */ -#define __SEOF 0x0020 /* found EOF */ -#define __SERR 0x0040 /* found error */ -#define __SMBF 0x0080 /* _buf is from malloc */ -#define __SAPP 0x0100 /* fdopen()ed in append mode */ -#define __SSTR 0x0200 /* this is an sprintf/snprintf string */ -#define __SOPT 0x0400 /* do fseek() optimisation */ -#define __SNPT 0x0800 /* do not do fseek() optimisation */ -#define __SOFF 0x1000 /* set iff _offset is in fact correct */ -#define __SMOD 0x2000 /* true => fgetln modified _p text */ -#define __SALC 0x4000 /* allocate string space dynamically */ - -#define __sferror(p) (((p)->_flags & __SERR) != 0) - -extern int ust_safe_fflush(LTTNG_UST_LFILE *fp); -extern int ust_safe_vfprintf(LTTNG_UST_LFILE *fp, const char *fmt0, va_list ap); - -extern size_t ust_safe_mbrtowc(wchar_t *pwc, const char *s, size_t n, mbstate_t *ps); - -#endif /* UST_SNPRINTF_VARIOUS_H */