Replace memset with memwipe.

This commit is contained in:
Bert Peters 2019-11-13 18:00:50 +01:00
parent fe3f6a3e6b
commit b2ad757f48
2 changed files with 6 additions and 5 deletions

View file

@ -85,7 +85,7 @@ namespace md5
MD5Update( &ctx, input, ilen );
MD5Final( output, &ctx);
memset( &ctx, 0, sizeof( MD5_CTX) );
memwipe( &ctx, sizeof( MD5_CTX ));
return true;
}

View file

@ -40,6 +40,7 @@
#include <string.h>
#include <stdio.h>
#include <stdint.h>
#include <memwipe.h>
#include "blake256.h"
#define U8TO32(p) \
@ -277,7 +278,7 @@ void hmac_blake256_init(hmac_state *S, const uint8_t *_key, uint64_t keylen) {
}
blake256_update(&S->outer, pad, 512);
memset(keyhash, 0, 32);
memwipe(keyhash, sizeof(keyhash));
}
// keylen = number of bytes
@ -307,7 +308,7 @@ void hmac_blake224_init(hmac_state *S, const uint8_t *_key, uint64_t keylen) {
}
blake224_update(&S->outer, pad, 512);
memset(keyhash, 0, 32);
memwipe(keyhash, sizeof(keyhash));
}
// datalen = number of bits
@ -327,7 +328,7 @@ void hmac_blake256_final(hmac_state *S, uint8_t *digest) {
blake256_final(&S->inner, ihash);
blake256_update(&S->outer, ihash, 256);
blake256_final(&S->outer, digest);
memset(ihash, 0, 32);
memwipe(ihash, sizeof(ihash));
}
void hmac_blake224_final(hmac_state *S, uint8_t *digest) {
@ -335,7 +336,7 @@ void hmac_blake224_final(hmac_state *S, uint8_t *digest) {
blake224_final(&S->inner, ihash);
blake224_update(&S->outer, ihash, 224);
blake224_final(&S->outer, digest);
memset(ihash, 0, 32);
memwipe(ihash, sizeof(ihash));
}
// keylen = number of bytes; inlen = number of bytes