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/* $OpenBSD: obj_xref.c,v 1.8 2017/01/21 04:44:43 jsing Exp $ */ |
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/* Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL |
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* project 2006. |
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*/ |
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/* ==================================================================== |
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* Copyright (c) 2006 The OpenSSL Project. All rights reserved. |
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* |
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* Redistribution and use in source and binary forms, with or without |
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* modification, are permitted provided that the following conditions |
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* are met: |
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* |
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* 1. Redistributions of source code must retain the above copyright |
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* notice, this list of conditions and the following disclaimer. |
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* |
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* 2. Redistributions in binary form must reproduce the above copyright |
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* notice, this list of conditions and the following disclaimer in |
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* the documentation and/or other materials provided with the |
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* distribution. |
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* |
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* 3. All advertising materials mentioning features or use of this |
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* software must display the following acknowledgment: |
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* "This product includes software developed by the OpenSSL Project |
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* for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)" |
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* |
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* 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to |
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* endorse or promote products derived from this software without |
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* prior written permission. For written permission, please contact |
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* licensing@OpenSSL.org. |
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* |
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* 5. Products derived from this software may not be called "OpenSSL" |
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* nor may "OpenSSL" appear in their names without prior written |
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* permission of the OpenSSL Project. |
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* |
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* 6. Redistributions of any form whatsoever must retain the following |
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* acknowledgment: |
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* "This product includes software developed by the OpenSSL Project |
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* for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)" |
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* |
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* THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY |
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* EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR |
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR |
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* ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; |
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* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) |
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, |
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* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED |
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* OF THE POSSIBILITY OF SUCH DAMAGE. |
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* ==================================================================== |
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* |
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* This product includes cryptographic software written by Eric Young |
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* (eay@cryptsoft.com). This product includes software written by Tim |
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* Hudson (tjh@cryptsoft.com). |
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* |
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*/ |
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#include <openssl/objects.h> |
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#include "obj_xref.h" |
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DECLARE_STACK_OF(nid_triple) |
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STACK_OF(nid_triple) *sig_app, *sigx_app; |
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static int |
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sig_cmp(const nid_triple *a, const nid_triple *b) |
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{ |
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23996 |
return a->sign_id - b->sign_id; |
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} |
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static int sig_cmp_BSEARCH_CMP_FN(const void *, const void *); |
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static int sig_cmp(nid_triple const *, nid_triple const *); |
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static nid_triple *OBJ_bsearch_sig(nid_triple *key, nid_triple const *base, int num); |
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static int |
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sig_cmp_BSEARCH_CMP_FN(const void *a_, const void *b_) |
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{ |
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nid_triple const *a = a_; |
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11998 |
nid_triple const *b = b_; |
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return sig_cmp(a, b); |
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} |
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static nid_triple * |
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OBJ_bsearch_sig(nid_triple *key, nid_triple const *base, int num) |
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{ |
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return (nid_triple *)OBJ_bsearch_(key, base, num, sizeof(nid_triple), |
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sig_cmp_BSEARCH_CMP_FN); |
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} |
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static int |
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sig_sk_cmp(const nid_triple * const *a, const nid_triple * const *b) |
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{ |
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return (*a)->sign_id - (*b)->sign_id; |
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} |
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static int sigx_cmp_BSEARCH_CMP_FN(const void *, const void *); |
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static int sigx_cmp(const nid_triple * const *, const nid_triple * const *); |
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static const nid_triple * *OBJ_bsearch_sigx(const nid_triple * *key, const nid_triple * const *base, int num); |
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static int |
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sigx_cmp(const nid_triple * const *a, const nid_triple * const *b) |
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{ |
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int ret; |
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ret = (*a)->hash_id - (*b)->hash_id; |
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✓✓ |
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if (ret) |
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return ret; |
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return (*a)->pkey_id - (*b)->pkey_id; |
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} |
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static int |
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sigx_cmp_BSEARCH_CMP_FN(const void *a_, const void *b_) |
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{ |
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const nid_triple * const *a = a_; |
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const nid_triple * const *b = b_; |
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return sigx_cmp(a, b); |
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} |
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static const nid_triple * * |
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OBJ_bsearch_sigx(const nid_triple * *key, const nid_triple * const *base, int num) |
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{ |
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return (const nid_triple * *)OBJ_bsearch_(key, base, num, sizeof(const nid_triple *), |
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sigx_cmp_BSEARCH_CMP_FN); |
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} |
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int |
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OBJ_find_sigid_algs(int signid, int *pdig_nid, int *ppkey_nid) |
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{ |
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nid_triple tmp; |
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const nid_triple *rv = NULL; |
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tmp.sign_id = signid; |
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✗✓ |
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if (sig_app) { |
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int idx = sk_nid_triple_find(sig_app, &tmp); |
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if (idx >= 0) |
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rv = sk_nid_triple_value(sig_app, idx); |
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} |
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#ifndef OBJ_XREF_TEST2 |
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✓✗ |
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if (rv == NULL) { |
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rv = OBJ_bsearch_sig(&tmp, sigoid_srt, |
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sizeof(sigoid_srt) / sizeof(nid_triple)); |
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} |
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#endif |
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✗✓ |
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if (rv == NULL) |
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return 0; |
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✓✓ |
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if (pdig_nid) |
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*pdig_nid = rv->hash_id; |
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✓✗ |
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if (ppkey_nid) |
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*ppkey_nid = rv->pkey_id; |
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return 1; |
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} |
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int |
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OBJ_find_sigid_by_algs(int *psignid, int dig_nid, int pkey_nid) |
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{ |
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nid_triple tmp; |
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const nid_triple *t = &tmp; |
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const nid_triple **rv = NULL; |
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tmp.hash_id = dig_nid; |
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tmp.pkey_id = pkey_nid; |
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✗✓ |
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if (sigx_app) { |
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int idx = sk_nid_triple_find(sigx_app, &tmp); |
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if (idx >= 0) { |
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t = sk_nid_triple_value(sigx_app, idx); |
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rv = &t; |
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} |
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} |
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#ifndef OBJ_XREF_TEST2 |
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✓✗ |
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if (rv == NULL) { |
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rv = OBJ_bsearch_sigx(&t, sigoid_srt_xref, |
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sizeof(sigoid_srt_xref) / sizeof(nid_triple *)); |
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} |
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#endif |
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✗✓ |
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if (rv == NULL) |
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return 0; |
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✓✗ |
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if (psignid) |
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*psignid = (*rv)->sign_id; |
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return 1; |
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} |
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int |
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OBJ_add_sigid(int signid, int dig_id, int pkey_id) |
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{ |
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nid_triple *ntr; |
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if (!sig_app) |
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sig_app = sk_nid_triple_new(sig_sk_cmp); |
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if (!sig_app) |
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return 0; |
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if (!sigx_app) |
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sigx_app = sk_nid_triple_new(sigx_cmp); |
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if (!sigx_app) |
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return 0; |
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ntr = reallocarray(NULL, 3, sizeof(int)); |
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if (!ntr) |
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return 0; |
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ntr->sign_id = signid; |
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ntr->hash_id = dig_id; |
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ntr->pkey_id = pkey_id; |
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if (!sk_nid_triple_push(sig_app, ntr)) { |
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free(ntr); |
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return 0; |
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} |
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if (!sk_nid_triple_push(sigx_app, ntr)) |
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return 0; |
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sk_nid_triple_sort(sig_app); |
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sk_nid_triple_sort(sigx_app); |
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return 1; |
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} |
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static void |
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sid_free(nid_triple *tt) |
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{ |
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free(tt); |
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} |
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void |
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OBJ_sigid_free(void) |
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{ |
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✗✓ |
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if (sig_app) { |
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sk_nid_triple_pop_free(sig_app, sid_free); |
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sig_app = NULL; |
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} |
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✗✓ |
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if (sigx_app) { |
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sk_nid_triple_free(sigx_app); |
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sigx_app = NULL; |
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} |
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} |