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Diffstat (limited to 'gnulib/lib/arcfour.h')
m--------- | gnulib | 0 | ||||
-rw-r--r-- | gnulib/lib/arcfour.h | 51 |
2 files changed, 51 insertions, 0 deletions
diff --git a/gnulib b/gnulib deleted file mode 160000 -Subproject 4fc10daa05477586fea99b6b3ca02a87d1102fa diff --git a/gnulib/lib/arcfour.h b/gnulib/lib/arcfour.h new file mode 100644 index 00000000..80d510ac --- /dev/null +++ b/gnulib/lib/arcfour.h @@ -0,0 +1,51 @@ +/* arcfour.h --- The arcfour stream cipher + * Copyright (C) 2000, 2001, 2002, 2003, 2004, 2005, 2009, 2010 Free Software + * Foundation, Inc. + * + * This file 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, or (at your + * option) any later version. + * + * This file 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 file; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA + * 02110-1301, USA. + * + */ + +/* Code from Libgcrypt adapted for gnulib by Simon Josefsson. */ + +#ifndef ARCFOUR_H +# define ARCFOUR_H + +# include <stddef.h> +# include <stdint.h> + +#define ARCFOUR_SBOX_SIZE 256 + +typedef struct +{ + char sbox[ARCFOUR_SBOX_SIZE]; + uint8_t idx_i, idx_j; +} arcfour_context; + +/* Apply ARCFOUR stream to INBUF placing the result in OUTBUF, both of + LENGTH size. CONTEXT must be initialized with arcfour_setkey + before this function is called. */ +extern void +arcfour_stream (arcfour_context * context, + const char *inbuf, char *outbuf, size_t length); + +/* Initialize CONTEXT using encryption KEY of KEYLEN bytes. KEY + should be 40 bits (5 bytes) or longer. The KEY cannot be zero + length. */ +extern void +arcfour_setkey (arcfour_context * context, const char *key, size_t keylen); + +#endif /* ARCFOUR_H */ |