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/* catdvi - get text from DVI files
Copyright (C) 1999 J.H.M. Dassen (Ray) <jdassen@wi.LeidenUniv.nl>
Copyright (C) 1999 Antti-Juhani Kaijanaho <gaia@iki.fi>
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#ifndef BYTESEX_H
#define BYTESEX_H
#include <limits.h>
#include <stdio.h>
#if !defined(CHAR_BIT) || CHAR_BIT < 8
# error "the C environment is not standards compliant"
#elif CHAR_BIT > 8
# warning "char is wider than octet; problems may occur"
#endif
typedef unsigned char byte;
/* FIXME ? */
typedef unsigned long uint32;
typedef signed long sint32;
/* The limit macros should not need machine-specific fixing even if there's no
* type exactly 32 bit wide on the machine -- we will never have to deal
* with values that do not fit into 32 bits.
*/
#ifndef UINT32_MAX
#define UINT32_MAX 0xffffffffUL
#endif
#ifndef SINT32_MAX
#define SINT32_MAX 0x7fffffffL
#endif
#ifndef SINT32_MIN
#define SINT32_MIN (-SINT32_MAX - 1L)
#endif
void efread(void *ptr, size_t size, size_t nmemb,
FILE *stream, char *errmsg);
/* A portable reader for muli-octet big-endian numbers. */
uint32 u_readbigendiannumber(byte count, FILE *stream);
sint32 s_readbigendiannumber(byte count, FILE *stream);
byte readbyte(FILE * stream);
/* Read a string in BCBL format. len is the expected length of the
string. */
void readbcblstring(byte * buffer, uint32 slen, FILE *);
void skipbytes(int count, FILE *stream);
#endif /* BYTESEX_H */
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