1 /*- 2 * SPDX-License-Identifier: BSD-3-Clause 3 * 4 * Copyright (c) 2001-2007, by Cisco Systems, Inc. All rights reserved. 5 * Copyright (c) 2008-2012, by Randall Stewart. All rights reserved. 6 * Copyright (c) 2008-2012, by Michael Tuexen. All rights reserved. 7 * 8 * Redistribution and use in source and binary forms, with or without 9 * modification, are permitted provided that the following conditions are met: 10 * 11 * a) Redistributions of source code must retain the above copyright notice, 12 * this list of conditions and the following disclaimer. 13 * 14 * b) Redistributions in binary form must reproduce the above copyright 15 * notice, this list of conditions and the following disclaimer in 16 * the documentation and/or other materials provided with the distribution. 17 * 18 * c) Neither the name of Cisco Systems, Inc. nor the names of its 19 * contributors may be used to endorse or promote products derived 20 * from this software without specific prior written permission. 21 * 22 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 23 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, 24 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 25 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE 26 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 27 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 28 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 29 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 30 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 31 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF 32 * THE POSSIBILITY OF SUCH DAMAGE. 33 */ 34 35 #ifdef __FreeBSD__ 36 #include <sys/cdefs.h> 37 __FBSDID("$FreeBSD$"); 38 #endif 39 40 41 #ifndef __NETINET_SCTP_SHA1_H__ 42 #define __NETINET_SCTP_SHA1_H__ 43 44 #include <sys/types.h> 45 #if defined(SCTP_USE_NSS_SHA1) 46 #if defined(__Userspace_os_Darwin) 47 /* The NSS sources require __APPLE__ to be defined. 48 * XXX: Remove this ugly hack once the platform defines have been cleaned up. 49 */ 50 #define __APPLE__ 51 #endif 52 #include <pk11pub.h> 53 #if defined(__Userspace_os_Darwin) 54 #undef __APPLE__ 55 #endif 56 #elif defined(SCTP_USE_OPENSSL_SHA1) 57 #include <openssl/sha.h> 58 #endif 59 60 struct sctp_sha1_context { 61 #if defined(SCTP_USE_NSS_SHA1) 62 struct PK11Context *pk11_ctx; 63 #elif defined(SCTP_USE_OPENSSL_SHA1) 64 SHA_CTX sha_ctx; 65 #else 66 unsigned int A; 67 unsigned int B; 68 unsigned int C; 69 unsigned int D; 70 unsigned int E; 71 unsigned int H0; 72 unsigned int H1; 73 unsigned int H2; 74 unsigned int H3; 75 unsigned int H4; 76 unsigned int words[80]; 77 unsigned int TEMP; 78 /* block I am collecting to process */ 79 char sha_block[64]; 80 /* collected so far */ 81 int how_many_in_block; 82 unsigned int running_total; 83 #endif 84 }; 85 86 #if (defined(__APPLE__) && defined(KERNEL)) 87 #ifndef _KERNEL 88 #define _KERNEL 89 #endif 90 #endif 91 92 #if defined(_KERNEL) || defined(__Userspace__) 93 94 void sctp_sha1_init(struct sctp_sha1_context *); 95 void sctp_sha1_update(struct sctp_sha1_context *, const unsigned char *, unsigned int); 96 void sctp_sha1_final(unsigned char *, struct sctp_sha1_context *); 97 98 #endif 99 #endif 100