Toyomasa Watarai / simple-mbed-cloud-client

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Dependents:  

mbed-cloud-client/source/CertificateParser.c@0:276e7a263c35, 2018-07-02 (annotated)

Committer:
MACRUM
Date:
Mon Jul 02 06:30:39 2018 +0000
Revision:
0:276e7a263c35
Initial commit

Who changed what in which revision?

UserRevisionLine numberNew contents of line
MACRUM 0:276e7a263c35 1 // ----------------------------------------------------------------------------
MACRUM 0:276e7a263c35 2 // Copyright 2016-2017 ARM Ltd.
MACRUM 0:276e7a263c35 3 //
MACRUM 0:276e7a263c35 4 // SPDX-License-Identifier: Apache-2.0
MACRUM 0:276e7a263c35 5 //
MACRUM 0:276e7a263c35 6 // Licensed under the Apache License, Version 2.0 (the "License");
MACRUM 0:276e7a263c35 7 // you may not use this file except in compliance with the License.
MACRUM 0:276e7a263c35 8 // You may obtain a copy of the License at
MACRUM 0:276e7a263c35 9 //
MACRUM 0:276e7a263c35 10 // http://www.apache.org/licenses/LICENSE-2.0
MACRUM 0:276e7a263c35 11 //
MACRUM 0:276e7a263c35 12 // Unless required by applicable law or agreed to in writing, software
MACRUM 0:276e7a263c35 13 // distributed under the License is distributed on an "AS IS" BASIS,
MACRUM 0:276e7a263c35 14 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
MACRUM 0:276e7a263c35 15 // See the License for the specific language governing permissions and
MACRUM 0:276e7a263c35 16 // limitations under the License.
MACRUM 0:276e7a263c35 17 // ----------------------------------------------------------------------------
MACRUM 0:276e7a263c35 18
MACRUM 0:276e7a263c35 19 #include <stdint.h>
MACRUM 0:276e7a263c35 20 #include "pal.h"
MACRUM 0:276e7a263c35 21 #include "mbed-trace/mbed_trace.h"
MACRUM 0:276e7a263c35 22
MACRUM 0:276e7a263c35 23 #define TRACE_GROUP "mClt"
MACRUM 0:276e7a263c35 24
MACRUM 0:276e7a263c35 25 bool extract_cn_from_certificate(const uint8_t* cer, size_t cer_len, char* common_name)
MACRUM 0:276e7a263c35 26 {
MACRUM 0:276e7a263c35 27 tr_debug("extract_cn_from_certificate");
MACRUM 0:276e7a263c35 28 palX509Handle_t cert;
MACRUM 0:276e7a263c35 29 size_t len;
MACRUM 0:276e7a263c35 30 palStatus_t ret;
MACRUM 0:276e7a263c35 31
MACRUM 0:276e7a263c35 32 ret = pal_x509Initiate(&cert);
MACRUM 0:276e7a263c35 33 if (ret != PAL_SUCCESS) {
MACRUM 0:276e7a263c35 34 tr_error("extract_cn_from_certificate - cert init failed: %d", (int)ret);
MACRUM 0:276e7a263c35 35 pal_x509Free(&cert);
MACRUM 0:276e7a263c35 36 return false;
MACRUM 0:276e7a263c35 37 }
MACRUM 0:276e7a263c35 38 ret = pal_x509CertParse(cert, cer, cer_len);
MACRUM 0:276e7a263c35 39 if (ret != PAL_SUCCESS) {
MACRUM 0:276e7a263c35 40 tr_error("extract_cn_from_certificate - cert parse failed: %d", (int)ret);
MACRUM 0:276e7a263c35 41 pal_x509Free(&cert);
MACRUM 0:276e7a263c35 42 return false;
MACRUM 0:276e7a263c35 43 }
MACRUM 0:276e7a263c35 44 ret = pal_x509CertGetAttribute(cert, PAL_X509_CN_ATTR, common_name, 64, &len);
MACRUM 0:276e7a263c35 45 if (ret != PAL_SUCCESS) {
MACRUM 0:276e7a263c35 46 tr_error("extract_cn_from_certificate - cert attr get failed: %d", (int)ret);
MACRUM 0:276e7a263c35 47 pal_x509Free(&cert);
MACRUM 0:276e7a263c35 48 return false;
MACRUM 0:276e7a263c35 49 }
MACRUM 0:276e7a263c35 50 pal_x509Free(&cert);
MACRUM 0:276e7a263c35 51 return true;
MACRUM 0:276e7a263c35 52 }
MACRUM 0:276e7a263c35 53