#include "e_gost_err.h"
#include "gost_lcl.h"
+#define min(a,b) (((a) < (b)) ? (a) : (b))
+
typedef struct omac_ctx {
CMAC_CTX *cmac_ctx;
size_t dgst_size;
CMAC_Final(c->cmac_ctx, mac, &mac_size);
- memcpy(md, mac, c->dgst_size);
+ int md_size = EVP_MD_meth_get_result_size(EVP_MD_CTX_md(ctx));
+ memcpy(md, mac, min(md_size, c->dgst_size));
return 1;
}