Fix ret code in gen_entropy.c

This commit is contained in:
Andres Amaya Garcia 2018-04-29 20:40:36 +01:00
parent a8332637d7
commit 55a0d56b33

View file

@ -29,9 +29,12 @@
#include "mbedtls/platform.h"
#else
#include <stdio.h>
#define mbedtls_fprintf fprintf
#define mbedtls_printf printf
#endif
#include <stdlib.h>
#define mbedtls_fprintf fprintf
#define mbedtls_printf printf
#define MBEDTLS_EXTI_SUCCESS EXIT_SUCCESS
#define MBEDTLS_EXIT_FAILURE EXIT_FAILURE
#endif /* MBEDTLS_PLATFORM_C */
#if defined(MBEDTLS_ENTROPY_C) && defined(MBEDTLS_FS_IO)
#include "mbedtls/entropy.h"
@ -49,20 +52,21 @@ int main( void )
int main( int argc, char *argv[] )
{
FILE *f;
int i, k, ret;
int i, k, ret = 1;
int exit_code = MBEDTLS_EXIT_FAILURE;
mbedtls_entropy_context entropy;
unsigned char buf[MBEDTLS_ENTROPY_BLOCK_SIZE];
if( argc < 2 )
{
mbedtls_fprintf( stderr, "usage: %s <output filename>\n", argv[0] );
return( 1 );
return( exit_code );
}
if( ( f = fopen( argv[1], "wb+" ) ) == NULL )
{
mbedtls_printf( "failed to open '%s' for writing.\n", argv[1] );
return( 1 );
return( exit_code );
}
mbedtls_entropy_init( &entropy );
@ -72,7 +76,8 @@ int main( int argc, char *argv[] )
ret = mbedtls_entropy_func( &entropy, buf, sizeof( buf ) );
if( ret != 0 )
{
mbedtls_printf("failed!\n");
mbedtls_printf( " failed\n ! mbedtls_entropy_func returned -%04X\n",
ret );
goto cleanup;
}
@ -83,7 +88,7 @@ int main( int argc, char *argv[] )
fflush( stdout );
}
ret = 0;
exit_code = MBEDTLS_EXIT_SUCCESS;
cleanup:
mbedtls_printf( "\n" );
@ -91,6 +96,6 @@ cleanup:
fclose( f );
mbedtls_entropy_free( &entropy );
return( ret );
return( exit_code );
}
#endif /* MBEDTLS_ENTROPY_C */