diff options
author | Mauro Sardara <msardara+fdio@cisco.com> | 2018-12-18 11:05:49 +0000 |
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committer | Gerrit Code Review <gerrit@fd.io> | 2018-12-18 11:05:49 +0000 |
commit | cada1143501a48effc483e3873596c22849926b5 (patch) | |
tree | 93a1da95d69b69328a1e7d3621447797f65137c9 /libparc/parc/security/parc_Signature.c | |
parent | 726949d76a7207694d5a1eee84ef134a8e539115 (diff) | |
parent | a45edf23c2463ac9a4723a24792a6c5c89b1e021 (diff) |
Merge "Adding gitreview config file for this branch sub project"
Diffstat (limited to 'libparc/parc/security/parc_Signature.c')
-rwxr-xr-x | libparc/parc/security/parc_Signature.c | 123 |
1 files changed, 123 insertions, 0 deletions
diff --git a/libparc/parc/security/parc_Signature.c b/libparc/parc/security/parc_Signature.c new file mode 100755 index 00000000..1021b2a4 --- /dev/null +++ b/libparc/parc/security/parc_Signature.c @@ -0,0 +1,123 @@ +/* + * Copyright (c) 2017 Cisco and/or its affiliates. + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at: + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +/** + */ +#include <config.h> +#include <stdio.h> +#include <string.h> + +#include <LongBow/runtime.h> + +#include <parc/algol/parc_Object.h> +#include <parc/security/parc_Signature.h> +#include <parc/algol/parc_Memory.h> + +struct parc_signature { + PARCSigningAlgorithm signingAlgorithm; + PARCCryptoHashType hashType; + PARCBuffer *signatureBits; +}; + +static void +_parcSignature_FinalRelease(PARCSignature **signatureP) +{ + parcBuffer_Release(&(*signatureP)->signatureBits); +} + +parcObject_ExtendPARCObject(PARCSignature, _parcSignature_FinalRelease, NULL, NULL, NULL, NULL, NULL, NULL); + +PARCSignature * +parcSignature_Create(PARCSigningAlgorithm signingAlgorithm, PARCCryptoHashType hashType, PARCBuffer *signatureBits) +{ + assertNotNull(signatureBits, "SignatureBits Parameter cannot be null"); + + PARCSignature *signature = parcObject_CreateInstance(PARCSignature); + assertNotNull(signature, "parcObject_CreateInstance(%zu) returned NULL", sizeof(PARCSignature)); + + signature->signingAlgorithm = signingAlgorithm; + signature->hashType = hashType; + signature->signatureBits = parcBuffer_Acquire(signatureBits); + + return signature; +} + +parcObject_ImplementAcquire(parcSignature, PARCSignature); + +parcObject_ImplementRelease(parcSignature, PARCSignature); + + +PARCSigningAlgorithm +parcSignature_GetSigningAlgorithm(const PARCSignature *signature) +{ + assertNotNull(signature, "Parameter must be non-null"); + return signature->signingAlgorithm; +} + +PARCCryptoHashType +parcSignature_GetHashType(const PARCSignature *signature) +{ + assertNotNull(signature, "Parameter must be non-null"); + return signature->hashType; +} + +PARCBuffer * +parcSignature_GetSignature(const PARCSignature *signature) +{ + assertNotNull(signature, "Parameter must be non-null"); + return signature->signatureBits; +} + +char * +parcSignature_ToString(const PARCSignature *signature) +{ + assertNotNull(signature, "Parameter must be a non-null CCNxSignature pointer"); + + char *bits = parcBuffer_ToString(signature->signatureBits); + + char *string; + int nwritten = asprintf(&string, "CCNxSignedInfo { .signingAlg=%d, .digestAlg=%d, .signature=%s }", + signature->signingAlgorithm, + signature->hashType, + bits); + assertTrue(nwritten >= 0, "Error calling asprintf"); + + parcMemory_Deallocate((void **) &bits); + + char *result = parcMemory_StringDuplicate(string, strlen(string)); + free(string); + return result; +} + +bool +parcSignature_Equals(const PARCSignature *x, const PARCSignature *y) +{ + if (x == y) { + return true; + } + if (x == NULL || y == NULL) { + return false; + } + + if (x->signingAlgorithm == y->signingAlgorithm) { + if (x->hashType == y->hashType) { + if (parcBuffer_Equals(x->signatureBits, y->signatureBits)) { + return true; + } + } + } + + return false; +} |