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- Added appropriate error handling to ctr_drbg_init()

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This commit is contained in:
Paul Bakker 2011-12-15 20:05:53 +00:00
parent 3f9b650b4b
commit fb3a83f9e3
1 changed files with 9 additions and 4 deletions
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13
programs/random/gen_random_ctr_drbg.c
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@ -61,7 +61,12 @@ int main( int argc, char *argv[] )
}
entropy_init( &entropy );
ctr_drbg_init( &ctr_drbg, entropy_func, &entropy, (unsigned char *) "RANDOM_GEN", 10 );
ret = ctr_drbg_init( &ctr_drbg, entropy_func, &entropy, (unsigned char *) "RANDOM_GEN", 10 );
if( ret != 0 )
{
printf( "failed in ctr_drbg_init: %d\n", ret );
goto cleanup;
}
ctr_drbg_set_prediction_resistance( &ctr_drbg, CTR_DRBG_PR_OFF );
#if defined(POLARSSL_FS_IO)
@ -69,17 +74,17 @@ int main( int argc, char *argv[] )
if( ret == POLARSSL_ERR_CTR_DRBG_FILE_IO_ERROR )
{
printf("Failed to open seedfile. Generating one.\n");
printf( "Failed to open seedfile. Generating one.\n" );
ret = ctr_drbg_write_seed_file( &ctr_drbg, "seedfile" );
if( ret != 0 )
{
printf("failed in ctr_drbg_write_seed_file: %d\n", ret );
printf( "failed in ctr_drbg_write_seed_file: %d\n", ret );
goto cleanup;
}
}
else if( ret != 0 )
{
printf("failed in ctr_drbg_update_seed_file: %d\n", ret );
printf( "failed in ctr_drbg_update_seed_file: %d\n", ret );
goto cleanup;
}
#endif