144 lines
3.6 KiB
C
144 lines
3.6 KiB
C
/*
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* Certificate request reading application
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*
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* Copyright The Mbed TLS Contributors
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* SPDX-License-Identifier: Apache-2.0
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*
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* Licensed under the Apache License, Version 2.0 (the "License"); you may
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* not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#include "mbedtls/build_info.h"
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#include "mbedtls/platform.h"
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#if !defined(MBEDTLS_BIGNUM_C) || !defined(MBEDTLS_RSA_C) || \
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!defined(MBEDTLS_X509_CSR_PARSE_C) || !defined(MBEDTLS_FS_IO) || \
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defined(MBEDTLS_X509_REMOVE_INFO)
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int main(void)
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{
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mbedtls_printf("MBEDTLS_BIGNUM_C and/or MBEDTLS_RSA_C and/or "
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"MBEDTLS_X509_CSR_PARSE_C and/or MBEDTLS_FS_IO not defined and/or "
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"MBEDTLS_X509_REMOVE_INFO defined.\n");
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mbedtls_exit(0);
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}
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#else
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#include "mbedtls/x509_csr.h"
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#define DFL_FILENAME "cert.req"
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#define DFL_DEBUG_LEVEL 0
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#define USAGE \
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"\n usage: req_app param=<>...\n" \
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"\n acceptable parameters:\n" \
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" filename=%%s default: cert.req\n" \
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"\n"
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/*
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* global options
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*/
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struct options {
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const char *filename; /* filename of the certificate request */
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} opt;
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int main(int argc, char *argv[])
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{
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int ret = 1;
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int exit_code = MBEDTLS_EXIT_FAILURE;
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unsigned char buf[100000];
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mbedtls_x509_csr csr;
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int i;
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char *p, *q;
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/*
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* Set to sane values
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*/
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mbedtls_x509_csr_init(&csr);
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#if defined(MBEDTLS_USE_PSA_CRYPTO)
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psa_status_t status = psa_crypto_init();
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if (status != PSA_SUCCESS) {
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mbedtls_fprintf(stderr, "Failed to initialize PSA Crypto implementation: %d\n",
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(int) status);
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goto exit;
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}
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#endif /* MBEDTLS_USE_PSA_CRYPTO */
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if (argc < 2) {
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usage:
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mbedtls_printf(USAGE);
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goto exit;
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}
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opt.filename = DFL_FILENAME;
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for (i = 1; i < argc; i++) {
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p = argv[i];
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if ((q = strchr(p, '=')) == NULL) {
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goto usage;
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}
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*q++ = '\0';
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if (strcmp(p, "filename") == 0) {
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opt.filename = q;
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} else {
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goto usage;
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}
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}
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/*
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* 1.1. Load the CSR
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*/
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mbedtls_printf("\n . Loading the CSR ...");
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fflush(stdout);
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ret = mbedtls_x509_csr_parse_file(&csr, opt.filename);
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if (ret != 0) {
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mbedtls_printf(" failed\n ! mbedtls_x509_csr_parse_file returned %d\n\n", ret);
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mbedtls_x509_csr_free(&csr);
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goto exit;
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}
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mbedtls_printf(" ok\n");
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/*
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* 1.2 Print the CSR
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*/
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mbedtls_printf(" . CSR information ...\n");
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ret = mbedtls_x509_csr_info((char *) buf, sizeof(buf) - 1, " ", &csr);
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if (ret == -1) {
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mbedtls_printf(" failed\n ! mbedtls_x509_csr_info returned %d\n\n", ret);
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mbedtls_x509_csr_free(&csr);
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goto exit;
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}
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mbedtls_printf("%s\n", buf);
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exit_code = MBEDTLS_EXIT_SUCCESS;
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exit:
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mbedtls_x509_csr_free(&csr);
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#if defined(MBEDTLS_USE_PSA_CRYPTO)
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mbedtls_psa_crypto_free();
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#endif /* MBEDTLS_USE_PSA_CRYPTO */
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mbedtls_exit(exit_code);
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}
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#endif /* MBEDTLS_BIGNUM_C && MBEDTLS_RSA_C && MBEDTLS_X509_CSR_PARSE_C &&
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MBEDTLS_FS_IO */
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