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[crypto] Use ANS X9.82 Approved get_random_nz() for RSA 

Signed-off-by: Michael Brown <mcb30@ipxe.org>
pull/5/head
Michael Brown 2012-02-21 12:40:27 +00:00
parent 75090f2abf
commit 5a80c11062
1 changed files with 9 additions and 2 deletions
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11
src/crypto/axtls/crypto.h
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@ -130,9 +130,16 @@ void RNG_terminate(void);
void get_random(int num_rand_bytes, uint8_t *rand_data); void get_random(int num_rand_bytes, uint8_t *rand_data);
//void get_random_NZ(int num_rand_bytes, uint8_t *rand_data); //void get_random_NZ(int num_rand_bytes, uint8_t *rand_data);
#include <string.h> #include <ipxe/random_nz.h>
static inline void get_random_NZ(int num_rand_bytes, uint8_t *rand_data) { static inline void get_random_NZ(int num_rand_bytes, uint8_t *rand_data) {
memset ( rand_data, 0x01, num_rand_bytes ); /* AXTLS does not check for failures when generating random
* data. Rely on the fact that get_random_nz() does not
* request prediction resistance (and so cannot introduce new
* failures) and therefore any potential failure must already
* have been encountered by e.g. tls_generate_random(), which
* does check for failures.
*/
get_random_nz ( rand_data, num_rand_bytes );
} }
/************************************************************************** /**************************************************************************