195c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com) 295c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley * All rights reserved. 395c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley * 495c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley * This package is an SSL implementation written 595c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley * by Eric Young (eay@cryptsoft.com). 695c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley * The implementation was written so as to conform with Netscapes SSL. 795c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley * 895c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley * This library is free for commercial and non-commercial use as long as 995c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley * the following conditions are aheared to. The following conditions 1095c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley * apply to all code found in this distribution, be it the RC4, RSA, 1195c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley * lhash, DES, etc., code; not just the SSL code. The SSL documentation 1295c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley * included with this distribution is covered by the same copyright terms 1395c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley * except that the holder is Tim Hudson (tjh@cryptsoft.com). 1495c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley * 1595c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley * Copyright remains Eric Young's, and as such any Copyright notices in 1695c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley * the code are not to be removed. 1795c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley * If this package is used in a product, Eric Young should be given attribution 1895c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley * as the author of the parts of the library used. 1995c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley * This can be in the form of a textual message at program startup or 2095c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley * in documentation (online or textual) provided with the package. 2195c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley * 2295c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley * Redistribution and use in source and binary forms, with or without 2395c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley * modification, are permitted provided that the following conditions 2495c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley * are met: 2595c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley * 1. Redistributions of source code must retain the copyright 2695c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley * notice, this list of conditions and the following disclaimer. 2795c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley * 2. Redistributions in binary form must reproduce the above copyright 2895c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley * notice, this list of conditions and the following disclaimer in the 2995c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley * documentation and/or other materials provided with the distribution. 3095c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley * 3. All advertising materials mentioning features or use of this software 3195c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley * must display the following acknowledgement: 3295c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley * "This product includes cryptographic software written by 3395c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley * Eric Young (eay@cryptsoft.com)" 3495c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley * The word 'cryptographic' can be left out if the rouines from the library 3595c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley * being used are not cryptographic related :-). 3695c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley * 4. If you include any Windows specific code (or a derivative thereof) from 3795c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley * the apps directory (application code) you must include an acknowledgement: 3895c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)" 3995c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley * 4095c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND 4195c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 4295c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 4395c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 4495c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 4595c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 4695c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 4795c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 4895c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 4995c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 5095c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley * SUCH DAMAGE. 5195c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley * 5295c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley * The licence and distribution terms for any publically available version or 5395c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley * derivative of this code cannot be changed. i.e. this code cannot simply be 5495c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley * copied and put under another distribution licence 5595c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley * [including the GNU Public Licence.] */ 5695c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley 5795c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley#include <openssl/obj.h> 5895c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley 5995c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley#include <stdlib.h> 6095c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley 6195c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley#include "obj_xref.h" 6295c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley 6395c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley 6495c29f3cd1f6c08c6c0927868683392eea727ccAdam Langleystatic int nid_triple_cmp_by_sign_id(const void *in_a, const void *in_b) { 6595c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley const nid_triple *a = in_a; 6695c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley const nid_triple *b = in_b; 6795c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley 6895c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley return a->sign_id - b->sign_id; 6995c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley} 7095c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley 7195c29f3cd1f6c08c6c0927868683392eea727ccAdam Langleyint OBJ_find_sigid_algs(int sign_nid, int *out_digest_nid, int *out_pkey_nid) { 7295c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley nid_triple key; 7395c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley const nid_triple *triple; 7495c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley 7595c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley key.sign_id = sign_nid; 7695c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley 7795c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley triple = bsearch(&key, sigoid_srt, sizeof(sigoid_srt) / sizeof(nid_triple), 7895c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley sizeof(nid_triple), nid_triple_cmp_by_sign_id); 7995c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley 8095c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley if (triple == NULL) { 8195c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley return 0; 8295c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley } 8395c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley if (out_digest_nid) { 8495c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley *out_digest_nid = triple->hash_id; 8595c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley } 8695c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley if (out_pkey_nid) { 8795c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley *out_pkey_nid = triple->pkey_id; 8895c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley } 8995c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley 9095c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley return 1; 9195c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley} 9295c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley 9395c29f3cd1f6c08c6c0927868683392eea727ccAdam Langleystatic int nid_triple_cmp_by_digest_and_hash(const void *in_a, 9495c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley const void *in_b) { 9595c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley const nid_triple *a = *((nid_triple**) in_a); 9695c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley const nid_triple *b = *((nid_triple**) in_b); 9795c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley 9895c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley int ret = a->hash_id - b->hash_id; 9995c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley if (ret) { 10095c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley return ret; 10195c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley } 10295c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley return a->pkey_id - b->pkey_id; 10395c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley} 10495c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley 10595c29f3cd1f6c08c6c0927868683392eea727ccAdam Langleyint OBJ_find_sigid_by_algs(int *out_sign_nid, int digest_nid, int pkey_nid) { 10695c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley nid_triple key, *pkey; 10795c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley const nid_triple **triple; 10895c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley 10995c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley key.hash_id = digest_nid; 11095c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley key.pkey_id = pkey_nid; 11195c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley pkey = &key; 11295c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley 11395c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley triple = bsearch(&pkey, sigoid_srt_xref, 11495c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley sizeof(sigoid_srt_xref) / sizeof(nid_triple *), 11595c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley sizeof(nid_triple *), nid_triple_cmp_by_digest_and_hash); 11695c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley 11795c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley if (triple == NULL) { 11895c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley return 0; 11995c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley } 12095c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley if (out_sign_nid) { 12195c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley *out_sign_nid = (*triple)->sign_id; 12295c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley } 12395c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley return 1; 12495c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley} 125