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Add optional parameter validation to the AES module

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This adds additional and optional parameter validation to the AES module that
can be used by enabling the MBEDTLS_CHECK_PARAMS config.h option.
This commit is contained in:
Simon Butcher 2018-12-06 17:40:14 +00:00 • committed by Manuel Pégourié-Gonnard
parent b4868034dd
commit 5201e414aa
2 changed files with 38 additions and 8 deletions
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20
include/mbedtls/aes.h
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@ -67,6 +67,26 @@
/* MBEDTLS_ERR_AES_HW_ACCEL_FAILED is deprecated and should not be used. */
#define MBEDTLS_ERR_AES_HW_ACCEL_FAILED -0x0025 /**< AES hardware accelerator failed. */
#if defined( MBEDTLS_CHECK_PARAMS )
#define MBEDTLS_AES_VALIDATE_RET( cond ) do{ if( !(cond) ) { \
MBEDTLS_PARAM_FAILED( #cond, \
__FILE__, \
__LINE__ ); \
return MBEDTLS_ERR_AES_BAD_INPUT_DATA;} \
} while(0);
#define MBEDTLS_AES_VALIDATE( cond ) do{ if( !(cond) ) { \
MBEDTLS_PARAM_FAILED( #cond, \
__FILE__, \
__LINE__ ); \
return; } \
} while(0);
#else
/* No validation of parameters will be performed */
#define MBEDTLS_AES_VALIDATE_RET( cond )
#define MBEDTLS_AES_VALIDATE( cond)
#endif
#if ( defined(__ARMCC_VERSION) || defined(_MSC_VER) ) && \
!defined(inline) && !defined(__cplusplus)
#define inline __inline