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Implement parameter validation for ECP module

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This commit is contained in:
Hanno Becker
2018-12-14 15:08:03 +00:00
parent ebffa7995b
commit 4f8e8e5805
2 changed files with 125 additions and 23 deletions
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8
library/ecp_curves.c
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@ -28,11 +28,18 @@
#if defined(MBEDTLS_ECP_C)
#include "mbedtls/ecp.h"
#include "mbedtls/platform_util.h"
#include <string.h>
#if !defined(MBEDTLS_ECP_ALT)
/* Parameter validation macros based on platform_util.h */
#define ECP_VALIDATE_RET( cond ) \
MBEDTLS_INTERNAL_VALIDATE_RET( cond, MBEDTLS_ERR_ECP_BAD_INPUT_DATA )
#define ECP_VALIDATE( cond ) \
MBEDTLS_INTERNAL_VALIDATE( cond )
#if ( defined(__ARMCC_VERSION) || defined(_MSC_VER) ) && \
!defined(inline) && !defined(__cplusplus)
#define inline __inline
@ -746,6 +753,7 @@ cleanup:
*/
int mbedtls_ecp_group_load( mbedtls_ecp_group *grp, mbedtls_ecp_group_id id )
{
ECP_VALIDATE_RET( grp != NULL );
mbedtls_ecp_group_free( grp );
grp->id = id;