/* $Header: /home/cvsroot/dvipdfmx/src/dpxcrypt.h,v 1.1 2003/08/05 07:09:09 chofchof Exp $ This is DVIPDFMx, an eXtended version of DVIPDFM by Mark A. Wicks. Copyright (C) 2003 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 /* libgcrypt md5 */ typedef struct { unsigned long 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, 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_ */