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Fix ret code in gen_random_ctr_drbg.c

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Andres Amaya Garcia 2018-04-29 20:46:55 +01:00 committed by Simon Butcher
parent 43e65fbbca
commit ac0e3e7b11
1 changed files with 12 additions and 8 deletions
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16
programs/random/gen_random_ctr_drbg.c
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@ -29,9 +29,12 @@
#include "mbedtls/platform.h" #include "mbedtls/platform.h"
#else #else
#include <stdio.h> #include <stdio.h>
#include <stdlib.h>
#define mbedtls_fprintf fprintf #define mbedtls_fprintf fprintf
#define mbedtls_printf printf #define mbedtls_printf printf
#endif #define MBEDTLS_EXTI_SUCCESS EXIT_SUCCESS
#define MBEDTLS_EXIT_FAILURE EXIT_FAILURE
#endif /* MBEDTLS_PLATFORM_C */
#if defined(MBEDTLS_CTR_DRBG_C) && defined(MBEDTLS_ENTROPY_C) && \ #if defined(MBEDTLS_CTR_DRBG_C) && defined(MBEDTLS_ENTROPY_C) && \
defined(MBEDTLS_FS_IO) defined(MBEDTLS_FS_IO)
@ -52,7 +55,8 @@ int main( void )
int main( int argc, char *argv[] ) int main( int argc, char *argv[] )
{ {
FILE *f; FILE *f;
int i, k, ret; int i, k, ret = 1;
int exit_code = MBEDTLS_EXIT_FAILURE;
mbedtls_ctr_drbg_context ctr_drbg; mbedtls_ctr_drbg_context ctr_drbg;
mbedtls_entropy_context entropy; mbedtls_entropy_context entropy;
unsigned char buf[1024]; unsigned char buf[1024];
@ -62,13 +66,13 @@ int main( int argc, char *argv[] )
if( argc < 2 ) if( argc < 2 )
{ {
mbedtls_fprintf( stderr, "usage: %s <output filename>\n", argv[0] ); mbedtls_fprintf( stderr, "usage: %s <output filename>\n", argv[0] );
return( 1 ); return( exit_code );
} }
if( ( f = fopen( argv[1], "wb+" ) ) == NULL ) if( ( f = fopen( argv[1], "wb+" ) ) == NULL )
{ {
mbedtls_printf( "failed to open '%s' for writing.\n", argv[1] ); mbedtls_printf( "failed to open '%s' for writing.\n", argv[1] );
return( 1 ); return( exit_code );
} }
mbedtls_entropy_init( &entropy ); mbedtls_entropy_init( &entropy );
@ -116,7 +120,7 @@ int main( int argc, char *argv[] )
fflush( stdout ); fflush( stdout );
} }
ret = 0; exit_code = MBEDTLS_EXIT_SUCCESS;
cleanup: cleanup:
mbedtls_printf("\n"); mbedtls_printf("\n");
@ -125,6 +129,6 @@ cleanup:
mbedtls_ctr_drbg_free( &ctr_drbg ); mbedtls_ctr_drbg_free( &ctr_drbg );
mbedtls_entropy_free( &entropy ); mbedtls_entropy_free( &entropy );
return( ret ); return( exit_code );
} }
#endif /* MBEDTLS_CTR_DRBG_C && MBEDTLS_ENTROPY_C */ #endif /* MBEDTLS_CTR_DRBG_C && MBEDTLS_ENTROPY_C */