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Diffstat (limited to 'lib/isc/include/isc/sha1.h')
-rw-r--r-- | lib/isc/include/isc/sha1.h | 59 |
1 files changed, 59 insertions, 0 deletions
diff --git a/lib/isc/include/isc/sha1.h b/lib/isc/include/isc/sha1.h new file mode 100644 index 0000000..63f12bb --- /dev/null +++ b/lib/isc/include/isc/sha1.h @@ -0,0 +1,59 @@ +/* + * Copyright (C) 2004-2007 Internet Systems Consortium, Inc. ("ISC") + * Copyright (C) 2000, 2001 Internet Software Consortium. + * + * Permission to use, copy, modify, and/or distribute this software for any + * purpose with or without fee is hereby granted, provided that the above + * copyright notice and this permission notice appear in all copies. + * + * THE SOFTWARE IS PROVIDED "AS IS" AND ISC DISCLAIMS ALL WARRANTIES WITH + * REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY + * AND FITNESS. IN NO EVENT SHALL ISC BE LIABLE FOR ANY SPECIAL, DIRECT, + * INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM + * LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE + * OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR + * PERFORMANCE OF THIS SOFTWARE. + */ + +#ifndef ISC_SHA1_H +#define ISC_SHA1_H 1 + +/* $Id: sha1.h,v 1.17 2007/06/19 23:47:18 tbox Exp $ */ + +/* $NetBSD: sha1.h,v 1.2 1998/05/29 22:55:44 thorpej Exp $ */ + +/*! \file isc/sha1.h + * \brief SHA-1 in C + * \author By Steve Reid <steve@edmweb.com> + * \note 100% Public Domain + */ + +#include <isc/lang.h> +#include <isc/types.h> + +#define ISC_SHA1_DIGESTLENGTH 20U +#define ISC_SHA1_BLOCK_LENGTH 64U + +typedef struct { + isc_uint32_t state[5]; + isc_uint32_t count[2]; + unsigned char buffer[ISC_SHA1_BLOCK_LENGTH]; +} isc_sha1_t; + +ISC_LANG_BEGINDECLS + +void +isc_sha1_init(isc_sha1_t *ctx); + +void +isc_sha1_invalidate(isc_sha1_t *ctx); + +void +isc_sha1_update(isc_sha1_t *ctx, const unsigned char *data, unsigned int len); + +void +isc_sha1_final(isc_sha1_t *ctx, unsigned char *digest); + +ISC_LANG_ENDDECLS + +#endif /* ISC_SHA1_H */ |