Permalink
Switch branches/tags
armv8_crypto_extensions coverity_scan datagram_packing_1919_CI_failure_debug dev/mbedtls-2.10.0-preview development-psa-proposed-2 development-psa development ecp_function_level_public_pr feature-aria-evaluation feature-opaque-keys-ECDSA feature-opaque-keys-RSA feature-opaque-keys feature-platform-setup iotssl-303-rnga-support iotssl-577-cmac iotssl-580-invalid-curves-crash-1.3 iotssl-580-invalid-curves-crash-2.1 iotssl-580-invalid-curves-crash iotssl-602-san-ip iotssl-683-travis-failing-intermittently-1.3 iotssl-683-travis-failing-intermittently-2.1 iotssl-683-travis-failing-intermittently-tmp iotssl-719-ssl3-non-compliance iotssl-784-array-entry_name-too-small-2.1 iotssl-1169-pem-missing-checks iotssl-1401-record-compression-2.1 iotssl-1401-record-compression-2.7 iotssl-1401-record-compression iotssl-1941-aria-ciphersuites iotssl-2005-slow-start-1.3 iotssl-2005-slow-start-2.1 iotssl-2167-rsa-internal-h-missing-ifdef-2.7 iotssl-2167-rsa-internal-h-missing-ifdef iotssl-2299-param-valid-cmac iotssl-2299-param-valid-md iotssl-2495-full-config-ssl-opt-fails iotssl-2578-psa-sig-verification iotssl-2596-opaque-csr-creation iotssl-2597-psa-hashing-x509 jenkinsfile lcov master mbedtls-1.3 mbedtls-1.4 mbedtls-2.0 mbedtls-2.1 mbedtls-2.3 mbedtls-2.4 mbedtls-2.5 mbedtls-2.5.2 mbedtls-2.6 mbedtls-2.7 mbedtls-2.14 partner-workshop-17Q2 polarssl-0.10 polarssl-0.11 polarssl-0.12 polarssl-0.13 polarssl-0.14 polarssl-1.0 polarssl-1.1 polarssl-1.2 pre-vfy-callback programs-fix-pk-sign-returns-2.1 programs-fix-pk-sign-returns psa-integration-utilities reduced-snprintf-for-trusted-firmware
Nothing to show
Find file Copy path
189 lines (161 sloc) 5.41 KB
/*
* RSA simple data encryption program
*
* Copyright (C) 2006-2015, ARM Limited, All Rights Reserved
* SPDX-License-Identifier: Apache-2.0
*
* 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.
*
* This file is part of mbed TLS (https://tls.mbed.org)
*/
#if !defined(MBEDTLS_CONFIG_FILE)
#include "mbedtls/config.h"
#else
#include MBEDTLS_CONFIG_FILE
#endif
#if defined(MBEDTLS_PLATFORM_C)
#include "mbedtls/platform.h"
#else
#include <stdio.h>
#include <stdlib.h>
#define mbedtls_fprintf fprintf
#define mbedtls_printf printf
#define mbedtls_exit exit
#define MBEDTLS_EXIT_SUCCESS EXIT_SUCCESS
#define MBEDTLS_EXIT_FAILURE EXIT_FAILURE
#endif /* MBEDTLS_PLATFORM_C */
#if defined(MBEDTLS_BIGNUM_C) && defined(MBEDTLS_RSA_C) && \
defined(MBEDTLS_ENTROPY_C) && defined(MBEDTLS_FS_IO) && \
defined(MBEDTLS_CTR_DRBG_C)
#include "mbedtls/rsa.h"
#include "mbedtls/entropy.h"
#include "mbedtls/ctr_drbg.h"
#include <string.h>
#endif
#if !defined(MBEDTLS_BIGNUM_C) || !defined(MBEDTLS_RSA_C) || \
!defined(MBEDTLS_ENTROPY_C) || !defined(MBEDTLS_FS_IO) || \
!defined(MBEDTLS_CTR_DRBG_C)
int main( void )
{
mbedtls_printf("MBEDTLS_BIGNUM_C and/or MBEDTLS_RSA_C and/or "
"MBEDTLS_ENTROPY_C and/or MBEDTLS_FS_IO and/or "
"MBEDTLS_CTR_DRBG_C not defined.\n");
return( 0 );
}
#else
int main( int argc, char *argv[] )
{
FILE *f;
int ret = 1;
int exit_code = MBEDTLS_EXIT_FAILURE;
size_t i;
mbedtls_rsa_context rsa;
mbedtls_entropy_context entropy;
mbedtls_ctr_drbg_context ctr_drbg;
unsigned char input[1024];
unsigned char buf[512];
const char *pers = "rsa_encrypt";
mbedtls_mpi N, E;
if( argc != 2 )
{
mbedtls_printf( "usage: rsa_encrypt <string of max 100 characters>\n" );
#if defined(_WIN32)
mbedtls_printf( "\n" );
#endif
mbedtls_exit( exit_code );
}
mbedtls_printf( "\n . Seeding the random number generator..." );
fflush( stdout );
mbedtls_mpi_init( &N ); mbedtls_mpi_init( &E );
mbedtls_rsa_init( &rsa, MBEDTLS_RSA_PKCS_V15, 0 );
mbedtls_ctr_drbg_init( &ctr_drbg );
mbedtls_entropy_init( &entropy );
ret = mbedtls_ctr_drbg_seed( &ctr_drbg, mbedtls_entropy_func,
&entropy, (const unsigned char *) pers,
strlen( pers ) );
if( ret != 0 )
{
mbedtls_printf( " failed\n ! mbedtls_ctr_drbg_seed returned %d\n",
ret );
goto exit;
}
mbedtls_printf( "\n . Reading public key from rsa_pub.txt" );
fflush( stdout );
if( ( f = fopen( "rsa_pub.txt", "rb" ) ) == NULL )
{
mbedtls_printf( " failed\n ! Could not open rsa_pub.txt\n" \
" ! Please run rsa_genkey first\n\n" );
goto exit;
}
if( ( ret = mbedtls_mpi_read_file( &N, 16, f ) ) != 0 ||
( ret = mbedtls_mpi_read_file( &E, 16, f ) ) != 0 )
{
mbedtls_printf( " failed\n ! mbedtls_mpi_read_file returned %d\n\n",
ret );
fclose( f );
goto exit;
}
fclose( f );
if( ( ret = mbedtls_rsa_import( &rsa, &N, NULL, NULL, NULL, &E ) ) != 0 )
{
mbedtls_printf( " failed\n ! mbedtls_rsa_import returned %d\n\n",
ret );
goto exit;
}
if( strlen( argv[1] ) > 100 )
{
mbedtls_printf( " Input data larger than 100 characters.\n\n" );
goto exit;
}
memcpy( input, argv[1], strlen( argv[1] ) );
/*
* Calculate the RSA encryption of the hash.
*/
mbedtls_printf( "\n . Generating the RSA encrypted value" );
fflush( stdout );
ret = mbedtls_rsa_pkcs1_encrypt( &rsa, mbedtls_ctr_drbg_random,
&ctr_drbg, MBEDTLS_RSA_PUBLIC,
strlen( argv[1] ), input, buf );
if( ret != 0 )
{
mbedtls_printf( " failed\n ! mbedtls_rsa_pkcs1_encrypt returned %d\n\n",
ret );
goto exit;
}
/*
* Write the signature into result-enc.txt
*/
if( ( f = fopen( "result-enc.txt", "wb+" ) ) == NULL )
{
mbedtls_printf( " failed\n ! Could not create %s\n\n", "result-enc.txt" );
goto exit;
}
for( i = 0; i < rsa.len; i++ )
mbedtls_fprintf( f, "%02X%s", buf[i],
( i + 1 ) % 16 == 0 ? "\r\n" : " " );
fclose( f );
mbedtls_printf( "\n . Done (created \"%s\")\n\n", "result-enc.txt" );
exit_code = MBEDTLS_EXIT_SUCCESS;
exit:
mbedtls_mpi_free( &N ); mbedtls_mpi_free( &E );
mbedtls_ctr_drbg_free( &ctr_drbg );
mbedtls_entropy_free( &entropy );
mbedtls_rsa_free( &rsa );
#if defined(_WIN32)
mbedtls_printf( " + Press Enter to exit this program.\n" );
fflush( stdout ); getchar();
#endif
return( exit_code );
}
#endif /* MBEDTLS_BIGNUM_C && MBEDTLS_RSA_C && MBEDTLS_ENTROPY_C &&
MBEDTLS_FS_IO && MBEDTLS_CTR_DRBG_C */