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9311d0c471
This includes error reporting for libcrypto sub-libraries in surprising places. This was done using util/err-to-raise Reviewed-by: Paul Dale <paul.dale@oracle.com> (Merged from https://github.com/openssl/openssl/pull/13318)
113 lines
3.2 KiB
C
113 lines
3.2 KiB
C
/*
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* Copyright 2000-2020 The OpenSSL Project Authors. All Rights Reserved.
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*
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* Licensed under the Apache License 2.0 (the "License"). You may not use
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* this file except in compliance with the License. You can obtain a copy
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* in the file LICENSE in the source distribution or at
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* https://www.openssl.org/source/license.html
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*/
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#include <stdio.h>
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#include "internal/cryptlib.h"
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#include <openssl/objects.h>
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#include <openssl/x509.h>
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#include <openssl/pem.h>
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#include <openssl/x509v3.h>
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#include <openssl/ocsp.h>
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#include "ocsp_local.h"
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#include <openssl/asn1t.h>
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/* Convert a certificate and its issuer to an OCSP_CERTID */
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OCSP_CERTID *OCSP_cert_to_id(const EVP_MD *dgst, const X509 *subject,
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const X509 *issuer)
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{
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const X509_NAME *iname;
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const ASN1_INTEGER *serial;
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ASN1_BIT_STRING *ikey;
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if (!dgst)
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dgst = EVP_sha1();
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if (subject) {
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iname = X509_get_issuer_name(subject);
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serial = X509_get0_serialNumber(subject);
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} else {
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iname = X509_get_subject_name(issuer);
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serial = NULL;
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}
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ikey = X509_get0_pubkey_bitstr(issuer);
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return OCSP_cert_id_new(dgst, iname, ikey, serial);
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}
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OCSP_CERTID *OCSP_cert_id_new(const EVP_MD *dgst,
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const X509_NAME *issuerName,
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const ASN1_BIT_STRING *issuerKey,
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const ASN1_INTEGER *serialNumber)
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{
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int nid;
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unsigned int i;
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X509_ALGOR *alg;
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OCSP_CERTID *cid = NULL;
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unsigned char md[EVP_MAX_MD_SIZE];
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if ((cid = OCSP_CERTID_new()) == NULL)
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goto err;
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alg = &cid->hashAlgorithm;
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ASN1_OBJECT_free(alg->algorithm);
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if ((nid = EVP_MD_type(dgst)) == NID_undef) {
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ERR_raise(ERR_LIB_OCSP, OCSP_R_UNKNOWN_NID);
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goto err;
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}
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if ((alg->algorithm = OBJ_nid2obj(nid)) == NULL)
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goto err;
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if ((alg->parameter = ASN1_TYPE_new()) == NULL)
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goto err;
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alg->parameter->type = V_ASN1_NULL;
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if (!X509_NAME_digest(issuerName, dgst, md, &i))
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goto digerr;
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if (!(ASN1_OCTET_STRING_set(&cid->issuerNameHash, md, i)))
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goto err;
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/* Calculate the issuerKey hash, excluding tag and length */
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if (!EVP_Digest(issuerKey->data, issuerKey->length, md, &i, dgst, NULL))
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goto err;
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if (!(ASN1_OCTET_STRING_set(&cid->issuerKeyHash, md, i)))
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goto err;
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if (serialNumber) {
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if (ASN1_STRING_copy(&cid->serialNumber, serialNumber) == 0)
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goto err;
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}
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return cid;
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digerr:
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ERR_raise(ERR_LIB_OCSP, OCSP_R_DIGEST_ERR);
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err:
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OCSP_CERTID_free(cid);
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return NULL;
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}
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int OCSP_id_issuer_cmp(const OCSP_CERTID *a, const OCSP_CERTID *b)
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{
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int ret;
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ret = OBJ_cmp(a->hashAlgorithm.algorithm, b->hashAlgorithm.algorithm);
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if (ret)
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return ret;
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ret = ASN1_OCTET_STRING_cmp(&a->issuerNameHash, &b->issuerNameHash);
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if (ret)
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return ret;
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return ASN1_OCTET_STRING_cmp(&a->issuerKeyHash, &b->issuerKeyHash);
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}
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int OCSP_id_cmp(const OCSP_CERTID *a, const OCSP_CERTID *b)
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{
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int ret;
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ret = OCSP_id_issuer_cmp(a, b);
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if (ret)
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return ret;
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return ASN1_INTEGER_cmp(&a->serialNumber, &b->serialNumber);
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}
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IMPLEMENT_ASN1_DUP_FUNCTION(OCSP_CERTID)
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