+#define OPENPGP_SYMALGO_PLAIN 0
+#define OPENPGP_SYMALGO_IDEA 1
+#define OPENPGP_SYMALGO_3DES 2
+#define OPENPGP_SYMALGO_CAST5 3
+#define OPENPGP_SYMALGO_BLOWFISH 4
+#define OPENPGP_SYMALGO_AES128 7
+#define OPENPGP_SYMALGO_AES192 8
+#define OPENPGP_SYMALGO_AES256 9
+#define OPENPGP_SYMALGO_TWOFISH 10
+