+
+/* Internal function to free up EVP_PKEY_METHOD structures before an
+ * ENGINE is destroyed
+ */
+
+void engine_pkey_meths_free(ENGINE *e)
+ {
+ int i;
+ EVP_PKEY_METHOD *pkm;
+ if (e->pkey_meths)
+ {
+ const int *pknids;
+ int npknids;
+ npknids = e->pkey_meths(e, NULL, &pknids, 0);
+ for (i = 0; i < npknids; i++)
+ {
+ if (e->pkey_meths(e, &pkm, NULL, pknids[i]))
+ {
+ EVP_PKEY_meth_free(pkm);
+ }
+ }
+ }
+ }