5e1b195d1f
This is done to account for platforms, for which we want custom behavior upon the program termination, hence we call `mbedtls_exit()` instead of returning from `main()`.
154 lines
3.7 KiB
C
154 lines
3.7 KiB
C
/*
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* Certificate request reading application
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*
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* Copyright (C) 2006-2015, ARM Limited, All Rights Reserved
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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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* 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 exit
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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_BIGNUM_C) || !defined(MBEDTLS_RSA_C) || \
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!defined(MBEDTLS_X509_CSR_PARSE_C) || !defined(MBEDTLS_FS_IO)
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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.\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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{
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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( 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.filename = DFL_FILENAME;
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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, "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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* 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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{
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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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{
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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(_WIN32)
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mbedtls_printf( " + Press Enter to exit this program.\n" );
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fflush( stdout ); getchar();
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#endif
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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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