Add missing prototype. Extend engine utility to print public key algorithms.

apps/engine.c

@@ -449,6 +449,7 @@ skip_arg_loop:
 				const int *nids;
 				ENGINE_CIPHERS_PTR fn_c;
 				ENGINE_DIGESTS_PTR fn_d;
+				ENGINE_PKEY_METHS_PTR fn_pk;
 
 				if (ENGINE_get_RSA(e) != NULL
 					&& !append_buf(&cap_buf, "RSA",
@@ -487,6 +488,15 @@ skip_ciphers:
 						goto end;
 
 skip_digests:
+				fn_pk = ENGINE_get_pkey_meths(e);
+				if(!fn_pk) goto skip_pmeths;
+				n = fn_pk(e, NULL, &nids, 0);
+				for(k=0 ; k < n ; ++k)
+					if(!append_buf(&cap_buf,
+						       OBJ_nid2sn(nids[k]),
+						       &cap_size, 256))
+						goto end;
+skip_pmeths:
 				if (cap_buf && (*cap_buf != '\0'))
 					BIO_printf(bio_out, " [%s]\n", cap_buf);
 

crypto/engine/eng_fat.c

@@ -154,6 +154,7 @@ int ENGINE_register_complete(ENGINE *e)
 	ENGINE_register_ECDSA(e);
 #endif
 	ENGINE_register_RAND(e);
+	ENGINE_register_pkey_meths(e);
 	return 1;
 	}
 

crypto/engine/engine.h

@@ -465,6 +465,7 @@ int ENGINE_set_load_privkey_function(ENGINE *e, ENGINE_LOAD_KEY_PTR loadpriv_f);
 int ENGINE_set_load_pubkey_function(ENGINE *e, ENGINE_LOAD_KEY_PTR loadpub_f);
 int ENGINE_set_ciphers(ENGINE *e, ENGINE_CIPHERS_PTR f);
 int ENGINE_set_digests(ENGINE *e, ENGINE_DIGESTS_PTR f);
+int ENGINE_set_pkey_meths(ENGINE *e, ENGINE_PKEY_METHS_PTR f);
 int ENGINE_set_flags(ENGINE *e, int flags);
 int ENGINE_set_cmd_defns(ENGINE *e, const ENGINE_CMD_DEFN *defns);
 /* These functions allow control over any per-structure ENGINE data. */