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/*
This is DVIPDFMx, an eXtended version of DVIPDFM by Mark A. Wicks.
Copyright (C) 2003-2012 by Jin-Hwan Cho and Shunsaku Hirata,
the dvipdfmx project team.
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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
*/
#ifndef _DPXCRYPT_H_
#define _DPXCRYPT_H_
#include <stdio.h>
#ifdef HAVE_INTTYPES_H
# include <inttypes.h>
#endif
#ifdef HAVE_STDINT_H
# include <stdint.h>
#endif
/* libgcrypt md5 */
typedef struct {
uint32_t A,B,C,D; /* chaining variables */
unsigned long nblocks;
unsigned char buf[64];
int count;
} MD5_CONTEXT;
void MD5_init (MD5_CONTEXT *ctx);
void MD5_write (MD5_CONTEXT *ctx, const unsigned char *inbuf, unsigned long inlen);
void MD5_final (unsigned char *outbuf, MD5_CONTEXT *ctx);
/* libgcrypt arcfour */
typedef struct {
int idx_i, idx_j;
unsigned char sbox[256];
} ARC4_KEY;
void ARC4 (ARC4_KEY *ctx, unsigned long len, const unsigned char *inbuf, unsigned char *outbuf);
void ARC4_set_key (ARC4_KEY *ctx, unsigned int keylen, const unsigned char *key);
#endif /* _DPXCRYPT_H_ */
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