| Absolute File Name: | /home/opencoverage/opencoverage/guest-scripts/openssl/src/crypto/cms/cms_dd.c |
| Source code | Switch to Preprocessed file |
| Line | Source | Count | ||||||
|---|---|---|---|---|---|---|---|---|
| 1 | /* | - | ||||||
| 2 | * Copyright 2008-2016 The OpenSSL Project Authors. All Rights Reserved. | - | ||||||
| 3 | * | - | ||||||
| 4 | * Licensed under the OpenSSL license (the "License"). You may not use | - | ||||||
| 5 | * this file except in compliance with the License. You can obtain a copy | - | ||||||
| 6 | * in the file LICENSE in the source distribution or at | - | ||||||
| 7 | * https://www.openssl.org/source/license.html | - | ||||||
| 8 | */ | - | ||||||
| 9 | - | |||||||
| 10 | #include "internal/cryptlib.h" | - | ||||||
| 11 | #include <openssl/asn1t.h> | - | ||||||
| 12 | #include <openssl/pem.h> | - | ||||||
| 13 | #include <openssl/x509v3.h> | - | ||||||
| 14 | #include <openssl/err.h> | - | ||||||
| 15 | #include <openssl/cms.h> | - | ||||||
| 16 | #include "cms_lcl.h" | - | ||||||
| 17 | - | |||||||
| 18 | /* CMS DigestedData Utilities */ | - | ||||||
| 19 | - | |||||||
| 20 | CMS_ContentInfo *cms_DigestedData_create(const EVP_MD *md) | - | ||||||
| 21 | { | - | ||||||
| 22 | CMS_ContentInfo *cms; | - | ||||||
| 23 | CMS_DigestedData *dd; | - | ||||||
| 24 | cms = CMS_ContentInfo_new(); | - | ||||||
| 25 | if (cms == NULL)
| 0 | ||||||
| 26 | return NULL; never executed: return ((void *)0) ; | 0 | ||||||
| 27 | - | |||||||
| 28 | dd = M_ASN1_new_of(CMS_DigestedData); | - | ||||||
| 29 | - | |||||||
| 30 | if (dd == NULL)
| 0 | ||||||
| 31 | goto err; never executed: goto err; | 0 | ||||||
| 32 | - | |||||||
| 33 | cms->contentType = OBJ_nid2obj(NID_pkcs7_digest); | - | ||||||
| 34 | cms->d.digestedData = dd; | - | ||||||
| 35 | - | |||||||
| 36 | dd->version = 0; | - | ||||||
| 37 | dd->encapContentInfo->eContentType = OBJ_nid2obj(NID_pkcs7_data); | - | ||||||
| 38 | - | |||||||
| 39 | X509_ALGOR_set_md(dd->digestAlgorithm, md); | - | ||||||
| 40 | - | |||||||
| 41 | return cms; never executed: return cms; | 0 | ||||||
| 42 | - | |||||||
| 43 | err: | - | ||||||
| 44 | CMS_ContentInfo_free(cms); | - | ||||||
| 45 | return NULL; never executed: return ((void *)0) ; | 0 | ||||||
| 46 | } | - | ||||||
| 47 | - | |||||||
| 48 | BIO *cms_DigestedData_init_bio(CMS_ContentInfo *cms) | - | ||||||
| 49 | { | - | ||||||
| 50 | CMS_DigestedData *dd; | - | ||||||
| 51 | dd = cms->d.digestedData; | - | ||||||
| 52 | return cms_DigestAlgorithm_init_bio(dd->digestAlgorithm); never executed: return cms_DigestAlgorithm_init_bio(dd->digestAlgorithm); | 0 | ||||||
| 53 | } | - | ||||||
| 54 | - | |||||||
| 55 | int cms_DigestedData_do_final(CMS_ContentInfo *cms, BIO *chain, int verify) | - | ||||||
| 56 | { | - | ||||||
| 57 | EVP_MD_CTX *mctx = EVP_MD_CTX_new(); | - | ||||||
| 58 | unsigned char md[EVP_MAX_MD_SIZE]; | - | ||||||
| 59 | unsigned int mdlen; | - | ||||||
| 60 | int r = 0; | - | ||||||
| 61 | CMS_DigestedData *dd; | - | ||||||
| 62 | - | |||||||
| 63 | if (mctx == NULL) {
| 0 | ||||||
| 64 | CMSerr(CMS_F_CMS_DIGESTEDDATA_DO_FINAL, ERR_R_MALLOC_FAILURE); | - | ||||||
| 65 | goto err; never executed: goto err; | 0 | ||||||
| 66 | } | - | ||||||
| 67 | - | |||||||
| 68 | dd = cms->d.digestedData; | - | ||||||
| 69 | - | |||||||
| 70 | if (!cms_DigestAlgorithm_find_ctx(mctx, chain, dd->digestAlgorithm))
| 0 | ||||||
| 71 | goto err; never executed: goto err; | 0 | ||||||
| 72 | - | |||||||
| 73 | if (EVP_DigestFinal_ex(mctx, md, &mdlen) <= 0)
| 0 | ||||||
| 74 | goto err; never executed: goto err; | 0 | ||||||
| 75 | - | |||||||
| 76 | if (verify) {
| 0 | ||||||
| 77 | if (mdlen != (unsigned int)dd->digest->length) {
| 0 | ||||||
| 78 | CMSerr(CMS_F_CMS_DIGESTEDDATA_DO_FINAL, | - | ||||||
| 79 | CMS_R_MESSAGEDIGEST_WRONG_LENGTH); | - | ||||||
| 80 | goto err; never executed: goto err; | 0 | ||||||
| 81 | } | - | ||||||
| 82 | - | |||||||
| 83 | if (memcmp(md, dd->digest->data, mdlen))
| 0 | ||||||
| 84 | CMSerr(CMS_F_CMS_DIGESTEDDATA_DO_FINAL, never executed: ERR_put_error(46,(117),(158),__FILE__,85) ; | 0 | ||||||
| 85 | CMS_R_VERIFICATION_FAILURE); never executed: ERR_put_error(46,(117),(158),__FILE__,85) ; | 0 | ||||||
| 86 | else | - | ||||||
| 87 | r = 1; never executed: r = 1; | 0 | ||||||
| 88 | } else { | - | ||||||
| 89 | if (!ASN1_STRING_set(dd->digest, md, mdlen))
| 0 | ||||||
| 90 | goto err; never executed: goto err; | 0 | ||||||
| 91 | r = 1; | - | ||||||
| 92 | } never executed: end of block | 0 | ||||||
| 93 | - | |||||||
| 94 | err: code before this statement never executed: err: | 0 | ||||||
| 95 | EVP_MD_CTX_free(mctx); | - | ||||||
| 96 | - | |||||||
| 97 | return r; never executed: return r; | 0 | ||||||
| 98 | - | |||||||
| 99 | } | - | ||||||
| Source code | Switch to Preprocessed file |