#include <stdio.h>
#include <stdlib.h>
#include <string.h>
+#include "cryptlib.h"
#include <openssl/hmac.h>
void HMAC_Init_ex(HMAC_CTX *ctx, const void *key, int len,
{
reset=1;
j=EVP_MD_block_size(md);
+ OPENSSL_assert(j <= (int)sizeof(ctx->key));
if (j < len)
{
EVP_DigestInit_ex(&ctx->md_ctx,md, impl);
}
else
{
+ OPENSSL_assert(len>=0 && len<=(int)sizeof(ctx->key));
memcpy(ctx->key,key,len);
ctx->key_length=len;
}
HMAC_Init_ex(ctx,key,len,md, NULL);
}
-void HMAC_Update(HMAC_CTX *ctx, const unsigned char *data, int len)
+void HMAC_Update(HMAC_CTX *ctx, const unsigned char *data, size_t len)
{
EVP_DigestUpdate(&ctx->md_ctx,data,len);
}
}
unsigned char *HMAC(const EVP_MD *evp_md, const void *key, int key_len,
- const unsigned char *d, int n, unsigned char *md,
+ const unsigned char *d, size_t n, unsigned char *md,
unsigned int *md_len)
{
HMAC_CTX c;