michael@0: /*-
michael@0:  * Copyright (c) 2001-2007, by Cisco Systems, Inc. All rights reserved.
michael@0:  * Copyright (c) 2008-2012, by Randall Stewart. All rights reserved.
michael@0:  * Copyright (c) 2008-2012, by Michael Tuexen. All rights reserved.
michael@0:  *
michael@0:  * Redistribution and use in source and binary forms, with or without
michael@0:  * modification, are permitted provided that the following conditions are met:
michael@0:  *
michael@0:  * a) Redistributions of source code must retain the above copyright notice,
michael@0:  *   this list of conditions and the following disclaimer.
michael@0:  *
michael@0:  * b) Redistributions in binary form must reproduce the above copyright
michael@0:  *    notice, this list of conditions and the following disclaimer in
michael@0:  *   the documentation and/or other materials provided with the distribution.
michael@0:  *
michael@0:  * c) Neither the name of Cisco Systems, Inc. nor the names of its
michael@0:  *    contributors may be used to endorse or promote products derived
michael@0:  *    from this software without specific prior written permission.
michael@0:  *
michael@0:  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
michael@0:  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
michael@0:  * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
michael@0:  * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
michael@0:  * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
michael@0:  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
michael@0:  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
michael@0:  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
michael@0:  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
michael@0:  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
michael@0:  * THE POSSIBILITY OF SUCH DAMAGE.
michael@0:  */
michael@0: 
michael@0: #ifdef __FreeBSD__
michael@0: #include <sys/cdefs.h>
michael@0: __FBSDID("$FreeBSD$");
michael@0: #endif
michael@0: 
michael@0: 
michael@0: #ifndef __NETINET_SCTP_SHA1_H__
michael@0: #define __NETINET_SCTP_SHA1_H__
michael@0: 
michael@0: #include <sys/types.h>
michael@0: #if defined(SCTP_USE_NSS_SHA1)
michael@0: #if defined(__Userspace_os_Darwin)
michael@0: /* The NSS sources require __APPLE__ to be defined.
michael@0:  * XXX: Remove this ugly hack once the platform defines have been cleaned up.
michael@0:  */
michael@0: #define __APPLE__
michael@0: #endif
michael@0: #include <pk11pub.h>
michael@0: #if defined(__Userspace_os_Darwin)
michael@0: #undef __APPLE__
michael@0: #endif
michael@0: #elif defined(SCTP_USE_OPENSSL_SHA1)
michael@0: #include <openssl/sha.h>
michael@0: #endif
michael@0: 
michael@0: struct sctp_sha1_context {
michael@0: #if defined(SCTP_USE_NSS_SHA1)
michael@0: 	struct PK11Context *pk11_ctx;
michael@0: #elif defined(SCTP_USE_OPENSSL_SHA1)
michael@0: 	SHA_CTX sha_ctx;
michael@0: #else
michael@0: 	unsigned int A;
michael@0: 	unsigned int B;
michael@0: 	unsigned int C;
michael@0: 	unsigned int D;
michael@0: 	unsigned int E;
michael@0: 	unsigned int H0;
michael@0: 	unsigned int H1;
michael@0: 	unsigned int H2;
michael@0: 	unsigned int H3;
michael@0: 	unsigned int H4;
michael@0: 	unsigned int words[80];
michael@0: 	unsigned int TEMP;
michael@0: 	/* block I am collecting to process */
michael@0: 	char sha_block[64];
michael@0: 	/* collected so far */
michael@0: 	int how_many_in_block;
michael@0: 	unsigned int running_total;
michael@0: #endif
michael@0: };
michael@0: 
michael@0: #if (defined(__APPLE__) && defined(KERNEL))
michael@0: #ifndef _KERNEL
michael@0: #define _KERNEL
michael@0: #endif
michael@0: #endif
michael@0: 
michael@0: #if defined(_KERNEL) || defined(__Userspace__)
michael@0: 
michael@0: void sctp_sha1_init(struct sctp_sha1_context *);
michael@0: void sctp_sha1_update(struct sctp_sha1_context *, const unsigned char *, unsigned int);
michael@0: void sctp_sha1_final(unsigned char *, struct sctp_sha1_context *);
michael@0: 
michael@0: #endif
michael@0: #endif