diff options
Diffstat (limited to 'lib/mbedtls-2.27.0/programs/random/gen_random_ctr_drbg.c')
-rw-r--r-- | lib/mbedtls-2.27.0/programs/random/gen_random_ctr_drbg.c | 135 |
1 files changed, 0 insertions, 135 deletions
diff --git a/lib/mbedtls-2.27.0/programs/random/gen_random_ctr_drbg.c b/lib/mbedtls-2.27.0/programs/random/gen_random_ctr_drbg.c deleted file mode 100644 index 158a312..0000000 --- a/lib/mbedtls-2.27.0/programs/random/gen_random_ctr_drbg.c +++ /dev/null @@ -1,135 +0,0 @@ -/** - * \brief Use and generate random data into a file via the CTR_DBRG based on AES - * - * Copyright The Mbed TLS Contributors - * 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. - */ - -#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_CTR_DRBG_C) && defined(MBEDTLS_ENTROPY_C) && \ - defined(MBEDTLS_FS_IO) -#include "mbedtls/entropy.h" -#include "mbedtls/ctr_drbg.h" - -#include <stdio.h> -#endif - -#if !defined(MBEDTLS_CTR_DRBG_C) || !defined(MBEDTLS_ENTROPY_C) || \ - !defined(MBEDTLS_FS_IO) -int main( void ) -{ - mbedtls_printf("MBEDTLS_CTR_DRBG_C and/or MBEDTLS_ENTROPY_C and/or MBEDTLS_FS_IO not defined.\n"); - mbedtls_exit( 0 ); -} -#else - - -int main( int argc, char *argv[] ) -{ - FILE *f; - int i, k, ret = 1; - int exit_code = MBEDTLS_EXIT_FAILURE; - mbedtls_ctr_drbg_context ctr_drbg; - mbedtls_entropy_context entropy; - unsigned char buf[1024]; - - mbedtls_ctr_drbg_init( &ctr_drbg ); - - if( argc < 2 ) - { - mbedtls_fprintf( stderr, "usage: %s <output filename>\n", argv[0] ); - mbedtls_exit( exit_code ); - } - - if( ( f = fopen( argv[1], "wb+" ) ) == NULL ) - { - mbedtls_printf( "failed to open '%s' for writing.\n", argv[1] ); - mbedtls_exit( exit_code ); - } - - mbedtls_entropy_init( &entropy ); - ret = mbedtls_ctr_drbg_seed( &ctr_drbg, mbedtls_entropy_func, &entropy, (const unsigned char *) "RANDOM_GEN", 10 ); - if( ret != 0 ) - { - mbedtls_printf( "failed in mbedtls_ctr_drbg_seed: %d\n", ret ); - goto cleanup; - } - mbedtls_ctr_drbg_set_prediction_resistance( &ctr_drbg, MBEDTLS_CTR_DRBG_PR_OFF ); - -#if defined(MBEDTLS_FS_IO) - ret = mbedtls_ctr_drbg_update_seed_file( &ctr_drbg, "seedfile" ); - - if( ret == MBEDTLS_ERR_CTR_DRBG_FILE_IO_ERROR ) - { - mbedtls_printf( "Failed to open seedfile. Generating one.\n" ); - ret = mbedtls_ctr_drbg_write_seed_file( &ctr_drbg, "seedfile" ); - if( ret != 0 ) - { - mbedtls_printf( "failed in mbedtls_ctr_drbg_write_seed_file: %d\n", ret ); - goto cleanup; - } - } - else if( ret != 0 ) - { - mbedtls_printf( "failed in mbedtls_ctr_drbg_update_seed_file: %d\n", ret ); - goto cleanup; - } -#endif - - for( i = 0, k = 768; i < k; i++ ) - { - ret = mbedtls_ctr_drbg_random( &ctr_drbg, buf, sizeof( buf ) ); - if( ret != 0 ) - { - mbedtls_printf("failed!\n"); - goto cleanup; - } - - fwrite( buf, 1, sizeof( buf ), f ); - - mbedtls_printf( "Generating %ldkb of data in file '%s'... %04.1f" \ - "%% done\r", (long)(sizeof(buf) * k / 1024), argv[1], (100 * (float) (i + 1)) / k ); - fflush( stdout ); - } - - exit_code = MBEDTLS_EXIT_SUCCESS; - -cleanup: - mbedtls_printf("\n"); - - fclose( f ); - mbedtls_ctr_drbg_free( &ctr_drbg ); - mbedtls_entropy_free( &entropy ); - - mbedtls_exit( exit_code ); -} -#endif /* MBEDTLS_CTR_DRBG_C && MBEDTLS_ENTROPY_C */ |