810 lines
28 KiB
C
Executable file
810 lines
28 KiB
C
Executable file
/*
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* Certificate generation and signing
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*
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* Copyright (C) 2006-2015, ARM Limited, All Rights Reserved
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* SPDX-License-Identifier: GPL-2.0
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* This file is part of mbed TLS (https://tls.mbed.org)
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*/
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#if !defined(MBEDTLS_CONFIG_FILE)
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#include "mbedtls/config.h"
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#else
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#include MBEDTLS_CONFIG_FILE
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#endif
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#if defined(MBEDTLS_PLATFORM_C)
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#include "mbedtls/platform.h"
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#else
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#include <stdio.h>
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#include <stdlib.h>
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#define mbedtls_printf printf
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#define MBEDTLS_EXIT_SUCCESS EXIT_SUCCESS
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#define MBEDTLS_EXIT_FAILURE EXIT_FAILURE
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#endif /* MBEDTLS_PLATFORM_C */
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#if !defined(MBEDTLS_X509_CRT_WRITE_C) || \
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!defined(MBEDTLS_X509_CRT_PARSE_C) || !defined(MBEDTLS_FS_IO) || \
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!defined(MBEDTLS_ENTROPY_C) || !defined(MBEDTLS_CTR_DRBG_C) || \
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!defined(MBEDTLS_ERROR_C) || !defined(MBEDTLS_SHA256_C) || \
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!defined(MBEDTLS_PEM_WRITE_C)
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int main( void )
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{
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mbedtls_printf( "MBEDTLS_X509_CRT_WRITE_C and/or MBEDTLS_X509_CRT_PARSE_C and/or "
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"MBEDTLS_FS_IO and/or MBEDTLS_SHA256_C and/or "
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"MBEDTLS_ENTROPY_C and/or MBEDTLS_CTR_DRBG_C and/or "
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"MBEDTLS_ERROR_C not defined.\n");
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return( 0 );
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}
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#else
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#include "mbedtls/x509_crt.h"
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#include "mbedtls/x509_csr.h"
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#include "mbedtls/entropy.h"
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#include "mbedtls/ctr_drbg.h"
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#include "mbedtls/md.h"
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#include "mbedtls/error.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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#if defined(MBEDTLS_X509_CSR_PARSE_C)
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#define USAGE_CSR \
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" request_file=%%s default: (empty)\n" \
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" If request_file is specified, subject_key,\n" \
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" subject_pwd and subject_name are ignored!\n"
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#else
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#define USAGE_CSR ""
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#endif /* MBEDTLS_X509_CSR_PARSE_C */
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#define DFL_ISSUER_CRT ""
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#define DFL_REQUEST_FILE ""
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#define DFL_SUBJECT_KEY "subject.key"
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#define DFL_ISSUER_KEY "ca.key"
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#define DFL_SUBJECT_PWD ""
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#define DFL_ISSUER_PWD ""
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#define DFL_OUTPUT_FILENAME "cert.crt"
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#define DFL_SUBJECT_NAME "CN=Cert,O=mbed TLS,C=UK"
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#define DFL_ISSUER_NAME "CN=CA,O=mbed TLS,C=UK"
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#define DFL_NOT_BEFORE "20010101000000"
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#define DFL_NOT_AFTER "20301231235959"
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#define DFL_SERIAL "1"
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#define DFL_SELFSIGN 0
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#define DFL_IS_CA 0
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#define DFL_MAX_PATHLEN -1
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#define DFL_KEY_USAGE 0
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#define DFL_NS_CERT_TYPE 0
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#define DFL_VERSION 3
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#define DFL_AUTH_IDENT 1
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#define DFL_SUBJ_IDENT 1
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#define DFL_CONSTRAINTS 1
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#define DFL_DIGEST MBEDTLS_MD_SHA256
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#define USAGE \
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"\n usage: cert_write param=<>...\n" \
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"\n acceptable parameters:\n" \
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USAGE_CSR \
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" subject_key=%%s default: subject.key\n" \
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" subject_pwd=%%s default: (empty)\n" \
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" subject_name=%%s default: CN=Cert,O=mbed TLS,C=UK\n" \
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"\n" \
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" issuer_crt=%%s default: (empty)\n" \
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" If issuer_crt is specified, issuer_name is\n" \
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" ignored!\n" \
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" issuer_name=%%s default: CN=CA,O=mbed TLS,C=UK\n" \
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"\n" \
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" selfsign=%%d default: 0 (false)\n" \
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" If selfsign is enabled, issuer_name and\n" \
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" issuer_key are required (issuer_crt and\n" \
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" subject_* are ignored\n" \
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" issuer_key=%%s default: ca.key\n" \
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" issuer_pwd=%%s default: (empty)\n" \
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" output_file=%%s default: cert.crt\n" \
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" serial=%%s default: 1\n" \
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" not_before=%%s default: 20010101000000\n"\
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" not_after=%%s default: 20301231235959\n"\
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" is_ca=%%d default: 0 (disabled)\n" \
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" max_pathlen=%%d default: -1 (none)\n" \
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" md=%%s default: SHA256\n" \
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" Supported values:\n" \
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" MD5, SHA1, SHA256, SHA512\n"\
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" version=%%d default: 3\n" \
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" Possible values: 1, 2, 3\n"\
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" subject_identifier=%%s default: 1\n" \
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" Possible values: 0, 1\n" \
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" (Considered for v3 only)\n"\
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" authority_identifier=%%s default: 1\n" \
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" Possible values: 0, 1\n" \
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" (Considered for v3 only)\n"\
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" basic_constraints=%%d default: 1\n" \
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" Possible values: 0, 1\n" \
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" (Considered for v3 only)\n"\
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" key_usage=%%s default: (empty)\n" \
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" Comma-separated-list of values:\n" \
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" digital_signature\n" \
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" non_repudiation\n" \
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" key_encipherment\n" \
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" data_encipherment\n" \
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" key_agreement\n" \
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" key_cert_sign\n" \
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" crl_sign\n" \
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" (Considered for v3 only)\n"\
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" ns_cert_type=%%s default: (empty)\n" \
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" Comma-separated-list of values:\n" \
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" ssl_client\n" \
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" ssl_server\n" \
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" email\n" \
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" object_signing\n" \
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" ssl_ca\n" \
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" email_ca\n" \
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" object_signing_ca\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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{
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const char *issuer_crt; /* filename of the issuer certificate */
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const char *request_file; /* filename of the certificate request */
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const char *subject_key; /* filename of the subject key file */
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const char *issuer_key; /* filename of the issuer key file */
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const char *subject_pwd; /* password for the subject key file */
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const char *issuer_pwd; /* password for the issuer key file */
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const char *output_file; /* where to store the constructed key file */
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const char *subject_name; /* subject name for certificate */
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const char *issuer_name; /* issuer name for certificate */
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const char *not_before; /* validity period not before */
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const char *not_after; /* validity period not after */
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const char *serial; /* serial number string */
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int selfsign; /* selfsign the certificate */
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int is_ca; /* is a CA certificate */
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int max_pathlen; /* maximum CA path length */
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int authority_identifier; /* add authority identifier to CRT */
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int subject_identifier; /* add subject identifier to CRT */
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int basic_constraints; /* add basic constraints ext to CRT */
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int version; /* CRT version */
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mbedtls_md_type_t md; /* Hash used for signing */
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unsigned char key_usage; /* key usage flags */
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unsigned char ns_cert_type; /* NS cert type */
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} opt;
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int write_certificate( mbedtls_x509write_cert *crt, const char *output_file,
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int (*f_rng)(void *, unsigned char *, size_t),
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void *p_rng )
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{
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int ret;
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FILE *f;
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unsigned char output_buf[4096];
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size_t len = 0;
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memset( output_buf, 0, 4096 );
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if( ( ret = mbedtls_x509write_crt_pem( crt, output_buf, 4096,
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f_rng, p_rng ) ) < 0 )
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return( ret );
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len = strlen( (char *) output_buf );
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if( ( f = fopen( output_file, "w" ) ) == NULL )
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return( -1 );
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if( fwrite( output_buf, 1, len, f ) != len )
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{
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fclose( f );
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return( -1 );
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}
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fclose( f );
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return( 0 );
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}
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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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mbedtls_x509_crt issuer_crt;
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mbedtls_pk_context loaded_issuer_key, loaded_subject_key;
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mbedtls_pk_context *issuer_key = &loaded_issuer_key,
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*subject_key = &loaded_subject_key;
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char buf[1024];
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char issuer_name[256];
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int i;
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char *p, *q, *r;
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#if defined(MBEDTLS_X509_CSR_PARSE_C)
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char subject_name[256];
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mbedtls_x509_csr csr;
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#endif
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mbedtls_x509write_cert crt;
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mbedtls_mpi serial;
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mbedtls_entropy_context entropy;
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mbedtls_ctr_drbg_context ctr_drbg;
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const char *pers = "crt example app";
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/*
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* Set to sane values
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*/
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mbedtls_x509write_crt_init( &crt );
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mbedtls_pk_init( &loaded_issuer_key );
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mbedtls_pk_init( &loaded_subject_key );
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mbedtls_mpi_init( &serial );
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mbedtls_ctr_drbg_init( &ctr_drbg );
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#if defined(MBEDTLS_X509_CSR_PARSE_C)
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mbedtls_x509_csr_init( &csr );
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#endif
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mbedtls_x509_crt_init( &issuer_crt );
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memset( buf, 0, 1024 );
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if( argc == 0 )
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{
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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.issuer_crt = DFL_ISSUER_CRT;
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opt.request_file = DFL_REQUEST_FILE;
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opt.subject_key = DFL_SUBJECT_KEY;
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opt.issuer_key = DFL_ISSUER_KEY;
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opt.subject_pwd = DFL_SUBJECT_PWD;
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opt.issuer_pwd = DFL_ISSUER_PWD;
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opt.output_file = DFL_OUTPUT_FILENAME;
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opt.subject_name = DFL_SUBJECT_NAME;
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opt.issuer_name = DFL_ISSUER_NAME;
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opt.not_before = DFL_NOT_BEFORE;
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opt.not_after = DFL_NOT_AFTER;
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opt.serial = DFL_SERIAL;
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opt.selfsign = DFL_SELFSIGN;
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opt.is_ca = DFL_IS_CA;
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opt.max_pathlen = DFL_MAX_PATHLEN;
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opt.key_usage = DFL_KEY_USAGE;
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opt.ns_cert_type = DFL_NS_CERT_TYPE;
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opt.version = DFL_VERSION - 1;
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opt.md = DFL_DIGEST;
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opt.subject_identifier = DFL_SUBJ_IDENT;
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opt.authority_identifier = DFL_AUTH_IDENT;
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opt.basic_constraints = DFL_CONSTRAINTS;
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for( i = 1; i < argc; i++ )
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{
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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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*q++ = '\0';
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if( strcmp( p, "request_file" ) == 0 )
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opt.request_file = q;
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else if( strcmp( p, "subject_key" ) == 0 )
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opt.subject_key = q;
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else if( strcmp( p, "issuer_key" ) == 0 )
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opt.issuer_key = q;
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else if( strcmp( p, "subject_pwd" ) == 0 )
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opt.subject_pwd = q;
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else if( strcmp( p, "issuer_pwd" ) == 0 )
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opt.issuer_pwd = q;
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else if( strcmp( p, "issuer_crt" ) == 0 )
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opt.issuer_crt = q;
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else if( strcmp( p, "output_file" ) == 0 )
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opt.output_file = q;
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else if( strcmp( p, "subject_name" ) == 0 )
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{
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opt.subject_name = q;
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}
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else if( strcmp( p, "issuer_name" ) == 0 )
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{
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opt.issuer_name = q;
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}
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else if( strcmp( p, "not_before" ) == 0 )
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{
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opt.not_before = q;
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}
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else if( strcmp( p, "not_after" ) == 0 )
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{
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opt.not_after = q;
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}
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else if( strcmp( p, "serial" ) == 0 )
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{
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opt.serial = q;
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}
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else if( strcmp( p, "authority_identifier" ) == 0 )
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{
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opt.authority_identifier = atoi( q );
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if( opt.authority_identifier != 0 &&
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opt.authority_identifier != 1 )
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{
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mbedtls_printf( "Invalid argument for option %s\n", p );
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goto usage;
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}
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}
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else if( strcmp( p, "subject_identifier" ) == 0 )
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{
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opt.subject_identifier = atoi( q );
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if( opt.subject_identifier != 0 &&
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opt.subject_identifier != 1 )
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{
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mbedtls_printf( "Invalid argument for option %s\n", p );
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goto usage;
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}
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}
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else if( strcmp( p, "basic_constraints" ) == 0 )
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{
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opt.basic_constraints = atoi( q );
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if( opt.basic_constraints != 0 &&
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opt.basic_constraints != 1 )
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{
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mbedtls_printf( "Invalid argument for option %s\n", p );
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goto usage;
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}
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}
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else if( strcmp( p, "md" ) == 0 )
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{
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if( strcmp( q, "SHA1" ) == 0 )
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opt.md = MBEDTLS_MD_SHA1;
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else if( strcmp( q, "SHA256" ) == 0 )
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opt.md = MBEDTLS_MD_SHA256;
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else if( strcmp( q, "SHA512" ) == 0 )
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opt.md = MBEDTLS_MD_SHA512;
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else if( strcmp( q, "MD5" ) == 0 )
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opt.md = MBEDTLS_MD_MD5;
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else
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{
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mbedtls_printf( "Invalid argument for option %s\n", p );
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goto usage;
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}
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}
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else if( strcmp( p, "version" ) == 0 )
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{
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opt.version = atoi( q );
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if( opt.version < 1 || opt.version > 3 )
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{
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mbedtls_printf( "Invalid argument for option %s\n", p );
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goto usage;
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}
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opt.version--;
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}
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else if( strcmp( p, "selfsign" ) == 0 )
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{
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opt.selfsign = atoi( q );
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if( opt.selfsign < 0 || opt.selfsign > 1 )
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{
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mbedtls_printf( "Invalid argument for option %s\n", p );
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goto usage;
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}
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}
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else if( strcmp( p, "is_ca" ) == 0 )
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{
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opt.is_ca = atoi( q );
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if( opt.is_ca < 0 || opt.is_ca > 1 )
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{
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mbedtls_printf( "Invalid argument for option %s\n", p );
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goto usage;
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}
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}
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else if( strcmp( p, "max_pathlen" ) == 0 )
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{
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opt.max_pathlen = atoi( q );
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if( opt.max_pathlen < -1 || opt.max_pathlen > 127 )
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{
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mbedtls_printf( "Invalid argument for option %s\n", p );
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goto usage;
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}
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}
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else if( strcmp( p, "key_usage" ) == 0 )
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{
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while( q != NULL )
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{
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if( ( r = strchr( q, ',' ) ) != NULL )
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*r++ = '\0';
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if( strcmp( q, "digital_signature" ) == 0 )
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opt.key_usage |= MBEDTLS_X509_KU_DIGITAL_SIGNATURE;
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else if( strcmp( q, "non_repudiation" ) == 0 )
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opt.key_usage |= MBEDTLS_X509_KU_NON_REPUDIATION;
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else if( strcmp( q, "key_encipherment" ) == 0 )
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opt.key_usage |= MBEDTLS_X509_KU_KEY_ENCIPHERMENT;
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else if( strcmp( q, "data_encipherment" ) == 0 )
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opt.key_usage |= MBEDTLS_X509_KU_DATA_ENCIPHERMENT;
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else if( strcmp( q, "key_agreement" ) == 0 )
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opt.key_usage |= MBEDTLS_X509_KU_KEY_AGREEMENT;
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else if( strcmp( q, "key_cert_sign" ) == 0 )
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opt.key_usage |= MBEDTLS_X509_KU_KEY_CERT_SIGN;
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else if( strcmp( q, "crl_sign" ) == 0 )
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opt.key_usage |= MBEDTLS_X509_KU_CRL_SIGN;
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else
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{
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mbedtls_printf( "Invalid argument for option %s\n", p );
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goto usage;
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}
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q = r;
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}
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}
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else if( strcmp( p, "ns_cert_type" ) == 0 )
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{
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while( q != NULL )
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{
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if( ( r = strchr( q, ',' ) ) != NULL )
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*r++ = '\0';
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if( strcmp( q, "ssl_client" ) == 0 )
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opt.ns_cert_type |= MBEDTLS_X509_NS_CERT_TYPE_SSL_CLIENT;
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else if( strcmp( q, "ssl_server" ) == 0 )
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opt.ns_cert_type |= MBEDTLS_X509_NS_CERT_TYPE_SSL_SERVER;
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else if( strcmp( q, "email" ) == 0 )
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opt.ns_cert_type |= MBEDTLS_X509_NS_CERT_TYPE_EMAIL;
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else if( strcmp( q, "object_signing" ) == 0 )
|
|
opt.ns_cert_type |= MBEDTLS_X509_NS_CERT_TYPE_OBJECT_SIGNING;
|
|
else if( strcmp( q, "ssl_ca" ) == 0 )
|
|
opt.ns_cert_type |= MBEDTLS_X509_NS_CERT_TYPE_SSL_CA;
|
|
else if( strcmp( q, "email_ca" ) == 0 )
|
|
opt.ns_cert_type |= MBEDTLS_X509_NS_CERT_TYPE_EMAIL_CA;
|
|
else if( strcmp( q, "object_signing_ca" ) == 0 )
|
|
opt.ns_cert_type |= MBEDTLS_X509_NS_CERT_TYPE_OBJECT_SIGNING_CA;
|
|
else
|
|
{
|
|
mbedtls_printf( "Invalid argument for option %s\n", p );
|
|
goto usage;
|
|
}
|
|
|
|
q = r;
|
|
}
|
|
}
|
|
else
|
|
goto usage;
|
|
}
|
|
|
|
mbedtls_printf("\n");
|
|
|
|
/*
|
|
* 0. Seed the PRNG
|
|
*/
|
|
mbedtls_printf( " . Seeding the random number generator..." );
|
|
fflush( stdout );
|
|
|
|
mbedtls_entropy_init( &entropy );
|
|
if( ( ret = mbedtls_ctr_drbg_seed( &ctr_drbg, mbedtls_entropy_func, &entropy,
|
|
(const unsigned char *) pers,
|
|
strlen( pers ) ) ) != 0 )
|
|
{
|
|
mbedtls_strerror( ret, buf, 1024 );
|
|
mbedtls_printf( " failed\n ! mbedtls_ctr_drbg_seed returned %d - %s\n",
|
|
ret, buf );
|
|
goto exit;
|
|
}
|
|
|
|
mbedtls_printf( " ok\n" );
|
|
|
|
// Parse serial to MPI
|
|
//
|
|
mbedtls_printf( " . Reading serial number..." );
|
|
fflush( stdout );
|
|
|
|
if( ( ret = mbedtls_mpi_read_string( &serial, 10, opt.serial ) ) != 0 )
|
|
{
|
|
mbedtls_strerror( ret, buf, 1024 );
|
|
mbedtls_printf( " failed\n ! mbedtls_mpi_read_string "
|
|
"returned -0x%04x - %s\n\n", -ret, buf );
|
|
goto exit;
|
|
}
|
|
|
|
mbedtls_printf( " ok\n" );
|
|
|
|
// Parse issuer certificate if present
|
|
//
|
|
if( !opt.selfsign && strlen( opt.issuer_crt ) )
|
|
{
|
|
/*
|
|
* 1.0.a. Load the certificates
|
|
*/
|
|
mbedtls_printf( " . Loading the issuer certificate ..." );
|
|
fflush( stdout );
|
|
|
|
if( ( ret = mbedtls_x509_crt_parse_file( &issuer_crt, opt.issuer_crt ) ) != 0 )
|
|
{
|
|
mbedtls_strerror( ret, buf, 1024 );
|
|
mbedtls_printf( " failed\n ! mbedtls_x509_crt_parse_file "
|
|
"returned -0x%04x - %s\n\n", -ret, buf );
|
|
goto exit;
|
|
}
|
|
|
|
ret = mbedtls_x509_dn_gets( issuer_name, sizeof(issuer_name),
|
|
&issuer_crt.subject );
|
|
if( ret < 0 )
|
|
{
|
|
mbedtls_strerror( ret, buf, 1024 );
|
|
mbedtls_printf( " failed\n ! mbedtls_x509_dn_gets "
|
|
"returned -0x%04x - %s\n\n", -ret, buf );
|
|
goto exit;
|
|
}
|
|
|
|
opt.issuer_name = issuer_name;
|
|
|
|
mbedtls_printf( " ok\n" );
|
|
}
|
|
|
|
#if defined(MBEDTLS_X509_CSR_PARSE_C)
|
|
// Parse certificate request if present
|
|
//
|
|
if( !opt.selfsign && strlen( opt.request_file ) )
|
|
{
|
|
/*
|
|
* 1.0.b. Load the CSR
|
|
*/
|
|
mbedtls_printf( " . Loading the certificate request ..." );
|
|
fflush( stdout );
|
|
|
|
if( ( ret = mbedtls_x509_csr_parse_file( &csr, opt.request_file ) ) != 0 )
|
|
{
|
|
mbedtls_strerror( ret, buf, 1024 );
|
|
mbedtls_printf( " failed\n ! mbedtls_x509_csr_parse_file "
|
|
"returned -0x%04x - %s\n\n", -ret, buf );
|
|
goto exit;
|
|
}
|
|
|
|
ret = mbedtls_x509_dn_gets( subject_name, sizeof(subject_name),
|
|
&csr.subject );
|
|
if( ret < 0 )
|
|
{
|
|
mbedtls_strerror( ret, buf, 1024 );
|
|
mbedtls_printf( " failed\n ! mbedtls_x509_dn_gets "
|
|
"returned -0x%04x - %s\n\n", -ret, buf );
|
|
goto exit;
|
|
}
|
|
|
|
opt.subject_name = subject_name;
|
|
subject_key = &csr.pk;
|
|
|
|
mbedtls_printf( " ok\n" );
|
|
}
|
|
#endif /* MBEDTLS_X509_CSR_PARSE_C */
|
|
|
|
/*
|
|
* 1.1. Load the keys
|
|
*/
|
|
if( !opt.selfsign && !strlen( opt.request_file ) )
|
|
{
|
|
mbedtls_printf( " . Loading the subject key ..." );
|
|
fflush( stdout );
|
|
|
|
ret = mbedtls_pk_parse_keyfile( &loaded_subject_key, opt.subject_key,
|
|
opt.subject_pwd );
|
|
if( ret != 0 )
|
|
{
|
|
mbedtls_strerror( ret, buf, 1024 );
|
|
mbedtls_printf( " failed\n ! mbedtls_pk_parse_keyfile "
|
|
"returned -0x%04x - %s\n\n", -ret, buf );
|
|
goto exit;
|
|
}
|
|
|
|
mbedtls_printf( " ok\n" );
|
|
}
|
|
|
|
mbedtls_printf( " . Loading the issuer key ..." );
|
|
fflush( stdout );
|
|
|
|
ret = mbedtls_pk_parse_keyfile( &loaded_issuer_key, opt.issuer_key,
|
|
opt.issuer_pwd );
|
|
if( ret != 0 )
|
|
{
|
|
mbedtls_strerror( ret, buf, 1024 );
|
|
mbedtls_printf( " failed\n ! mbedtls_pk_parse_keyfile "
|
|
"returned -x%02x - %s\n\n", -ret, buf );
|
|
goto exit;
|
|
}
|
|
|
|
// Check if key and issuer certificate match
|
|
//
|
|
if( strlen( opt.issuer_crt ) )
|
|
{
|
|
if( mbedtls_pk_check_pair( &issuer_crt.pk, issuer_key ) != 0 )
|
|
{
|
|
mbedtls_printf( " failed\n ! issuer_key does not match "
|
|
"issuer certificate\n\n" );
|
|
goto exit;
|
|
}
|
|
}
|
|
|
|
mbedtls_printf( " ok\n" );
|
|
|
|
if( opt.selfsign )
|
|
{
|
|
opt.subject_name = opt.issuer_name;
|
|
subject_key = issuer_key;
|
|
}
|
|
|
|
mbedtls_x509write_crt_set_subject_key( &crt, subject_key );
|
|
mbedtls_x509write_crt_set_issuer_key( &crt, issuer_key );
|
|
|
|
/*
|
|
* 1.0. Check the names for validity
|
|
*/
|
|
if( ( ret = mbedtls_x509write_crt_set_subject_name( &crt, opt.subject_name ) ) != 0 )
|
|
{
|
|
mbedtls_strerror( ret, buf, 1024 );
|
|
mbedtls_printf( " failed\n ! mbedtls_x509write_crt_set_subject_name "
|
|
"returned -0x%04x - %s\n\n", -ret, buf );
|
|
goto exit;
|
|
}
|
|
|
|
if( ( ret = mbedtls_x509write_crt_set_issuer_name( &crt, opt.issuer_name ) ) != 0 )
|
|
{
|
|
mbedtls_strerror( ret, buf, 1024 );
|
|
mbedtls_printf( " failed\n ! mbedtls_x509write_crt_set_issuer_name "
|
|
"returned -0x%04x - %s\n\n", -ret, buf );
|
|
goto exit;
|
|
}
|
|
|
|
mbedtls_printf( " . Setting certificate values ..." );
|
|
fflush( stdout );
|
|
|
|
mbedtls_x509write_crt_set_version( &crt, opt.version );
|
|
mbedtls_x509write_crt_set_md_alg( &crt, opt.md );
|
|
|
|
ret = mbedtls_x509write_crt_set_serial( &crt, &serial );
|
|
if( ret != 0 )
|
|
{
|
|
mbedtls_strerror( ret, buf, 1024 );
|
|
mbedtls_printf( " failed\n ! mbedtls_x509write_crt_set_serial "
|
|
"returned -0x%04x - %s\n\n", -ret, buf );
|
|
goto exit;
|
|
}
|
|
|
|
ret = mbedtls_x509write_crt_set_validity( &crt, opt.not_before, opt.not_after );
|
|
if( ret != 0 )
|
|
{
|
|
mbedtls_strerror( ret, buf, 1024 );
|
|
mbedtls_printf( " failed\n ! mbedtls_x509write_crt_set_validity "
|
|
"returned -0x%04x - %s\n\n", -ret, buf );
|
|
goto exit;
|
|
}
|
|
|
|
mbedtls_printf( " ok\n" );
|
|
|
|
if( opt.version == MBEDTLS_X509_CRT_VERSION_3 &&
|
|
opt.basic_constraints != 0 )
|
|
{
|
|
mbedtls_printf( " . Adding the Basic Constraints extension ..." );
|
|
fflush( stdout );
|
|
|
|
ret = mbedtls_x509write_crt_set_basic_constraints( &crt, opt.is_ca,
|
|
opt.max_pathlen );
|
|
if( ret != 0 )
|
|
{
|
|
mbedtls_strerror( ret, buf, 1024 );
|
|
mbedtls_printf( " failed\n ! x509write_crt_set_basic_contraints "
|
|
"returned -0x%04x - %s\n\n", -ret, buf );
|
|
goto exit;
|
|
}
|
|
|
|
mbedtls_printf( " ok\n" );
|
|
}
|
|
|
|
#if defined(MBEDTLS_SHA1_C)
|
|
if( opt.version == MBEDTLS_X509_CRT_VERSION_3 &&
|
|
opt.subject_identifier != 0 )
|
|
{
|
|
mbedtls_printf( " . Adding the Subject Key Identifier ..." );
|
|
fflush( stdout );
|
|
|
|
ret = mbedtls_x509write_crt_set_subject_key_identifier( &crt );
|
|
if( ret != 0 )
|
|
{
|
|
mbedtls_strerror( ret, buf, 1024 );
|
|
mbedtls_printf( " failed\n ! mbedtls_x509write_crt_set_subject"
|
|
"_key_identifier returned -0x%04x - %s\n\n",
|
|
-ret, buf );
|
|
goto exit;
|
|
}
|
|
|
|
mbedtls_printf( " ok\n" );
|
|
}
|
|
|
|
if( opt.version == MBEDTLS_X509_CRT_VERSION_3 &&
|
|
opt.authority_identifier != 0 )
|
|
{
|
|
mbedtls_printf( " . Adding the Authority Key Identifier ..." );
|
|
fflush( stdout );
|
|
|
|
ret = mbedtls_x509write_crt_set_authority_key_identifier( &crt );
|
|
if( ret != 0 )
|
|
{
|
|
mbedtls_strerror( ret, buf, 1024 );
|
|
mbedtls_printf( " failed\n ! mbedtls_x509write_crt_set_authority_"
|
|
"key_identifier returned -0x%04x - %s\n\n",
|
|
-ret, buf );
|
|
goto exit;
|
|
}
|
|
|
|
mbedtls_printf( " ok\n" );
|
|
}
|
|
#endif /* MBEDTLS_SHA1_C */
|
|
|
|
if( opt.version == MBEDTLS_X509_CRT_VERSION_3 &&
|
|
opt.key_usage != 0 )
|
|
{
|
|
mbedtls_printf( " . Adding the Key Usage extension ..." );
|
|
fflush( stdout );
|
|
|
|
ret = mbedtls_x509write_crt_set_key_usage( &crt, opt.key_usage );
|
|
if( ret != 0 )
|
|
{
|
|
mbedtls_strerror( ret, buf, 1024 );
|
|
mbedtls_printf( " failed\n ! mbedtls_x509write_crt_set_key_usage "
|
|
"returned -0x%04x - %s\n\n", -ret, buf );
|
|
goto exit;
|
|
}
|
|
|
|
mbedtls_printf( " ok\n" );
|
|
}
|
|
|
|
if( opt.version == MBEDTLS_X509_CRT_VERSION_3 &&
|
|
opt.ns_cert_type != 0 )
|
|
{
|
|
mbedtls_printf( " . Adding the NS Cert Type extension ..." );
|
|
fflush( stdout );
|
|
|
|
ret = mbedtls_x509write_crt_set_ns_cert_type( &crt, opt.ns_cert_type );
|
|
if( ret != 0 )
|
|
{
|
|
mbedtls_strerror( ret, buf, 1024 );
|
|
mbedtls_printf( " failed\n ! mbedtls_x509write_crt_set_ns_cert_type "
|
|
"returned -0x%04x - %s\n\n", -ret, buf );
|
|
goto exit;
|
|
}
|
|
|
|
mbedtls_printf( " ok\n" );
|
|
}
|
|
|
|
/*
|
|
* 1.2. Writing the request
|
|
*/
|
|
mbedtls_printf( " . Writing the certificate..." );
|
|
fflush( stdout );
|
|
|
|
if( ( ret = write_certificate( &crt, opt.output_file,
|
|
mbedtls_ctr_drbg_random, &ctr_drbg ) ) != 0 )
|
|
{
|
|
mbedtls_strerror( ret, buf, 1024 );
|
|
mbedtls_printf( " failed\n ! write_certificate -0x%04x - %s\n\n",
|
|
-ret, buf );
|
|
goto exit;
|
|
}
|
|
|
|
mbedtls_printf( " ok\n" );
|
|
|
|
exit_code = MBEDTLS_EXIT_SUCCESS;
|
|
|
|
exit:
|
|
mbedtls_x509write_crt_free( &crt );
|
|
mbedtls_pk_free( &loaded_subject_key );
|
|
mbedtls_pk_free( &loaded_issuer_key );
|
|
mbedtls_mpi_free( &serial );
|
|
mbedtls_ctr_drbg_free( &ctr_drbg );
|
|
mbedtls_entropy_free( &entropy );
|
|
|
|
#if defined(_WIN32)
|
|
mbedtls_printf( " + Press Enter to exit this program.\n" );
|
|
fflush( stdout ); getchar();
|
|
#endif
|
|
|
|
return( exit_code );
|
|
}
|
|
#endif /* MBEDTLS_X509_CRT_WRITE_C && MBEDTLS_X509_CRT_PARSE_C &&
|
|
MBEDTLS_FS_IO && MBEDTLS_ENTROPY_C && MBEDTLS_CTR_DRBG_C &&
|
|
MBEDTLS_ERROR_C && MBEDTLS_PEM_WRITE_C */
|