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[NUC472/M487] Refine crypto_zeroize/crypto_zeroize32

pull/5812/head
ccli8 2018-02-12 14:04:56 +08:00
parent 25253529ae
commit cfdc72d75e
2 changed files with 3 additions and 3 deletions
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4
targets/TARGET_NUVOTON/TARGET_M480/crypto/crypto-misc.c
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@ -104,7 +104,7 @@ void crypto_uninit(void)
/* Implementation that should never be optimized out by the compiler */
void crypto_zeroize(void *v, size_t n)
{
volatile unsigned char *p = (unsigned char*) v;
volatile unsigned char *p = (volatile unsigned char*) v;
while (n--) {
*p++ = 0;
}
@ -113,7 +113,7 @@ void crypto_zeroize(void *v, size_t n)
/* Implementation that should never be optimized out by the compiler */
void crypto_zeroize32(uint32_t *v, size_t n)
{
volatile uint32_t *p = (uint32_t*) v;
volatile uint32_t *p = (volatile uint32_t*) v;
while (n--) {
*p++ = 0;
}

2
targets/TARGET_NUVOTON/TARGET_NUC472/crypto/crypto-misc.c
View File

@ -100,7 +100,7 @@ void crypto_uninit(void)
/* Implementation that should never be optimized out by the compiler */
void crypto_zeroize(void *v, size_t n)
{
volatile unsigned char *p = (unsigned char*) v;
volatile unsigned char *p = (volatile unsigned char*) v;
while (n--) {
*p++ = 0;
}