+
+static int gost_digest_ctrl_256(EVP_MD_CTX *ctx, int type, int arg, void *ptr)
+{
+ switch (type) {
+ case EVP_MD_CTRL_MICALG:
+ {
+ *((char **)ptr) = OPENSSL_malloc(strlen(micalg_256) + 1);
+ if (*((char **)ptr) != NULL) {
+ strcpy(*((char **)ptr), micalg_256);
+ return 1;
+ }
+ return 0;
+ }
+ default:
+ return 0;
+ }
+}
+
+static int gost_digest_ctrl_512(EVP_MD_CTX *ctx, int type, int arg, void *ptr)
+{
+ switch (type) {
+ case EVP_MD_CTRL_MICALG:
+ {
+ *((char **)ptr) = OPENSSL_malloc(strlen(micalg_512) + 1);
+ if (*((char **)ptr) != NULL) {
+ strcpy(*((char **)ptr), micalg_512);
+ return 1;
+ }
+ return 0;
+ }
+ return 1;
+ default:
+ return 0;
+ }
+}