-void des3_decrypt_pubkey(unsigned char *key,
- unsigned char *blk, int len);
-void des3_encrypt_pubkey(unsigned char *key,
- unsigned char *blk, int len);
+void base64_encode_atom(unsigned char *data, int n, char *out);
+
+/* ssh2_load_userkey can return this as an error */
+extern struct ssh2_userkey ssh2_wrong_passphrase;
+#define SSH2_WRONG_PASSPHRASE (&ssh2_wrong_passphrase)
+
+int ssh2_userkey_encrypted(char *filename, char **comment);
+struct ssh2_userkey *ssh2_load_userkey(char *filename, char *passphrase);
+char *ssh2_userkey_loadpub(char *filename, char **algorithm,
+ int *pub_blob_len);
+int ssh2_save_userkey(char *filename, struct ssh2_userkey *key,
+ char *passphrase);
+
+int keyfile_version(char *filename);
+
+void des3_decrypt_pubkey(unsigned char *key, unsigned char *blk, int len);
+void des3_encrypt_pubkey(unsigned char *key, unsigned char *blk, int len);
+void aes256_encrypt_pubkey(unsigned char *key, unsigned char *blk,
+ int len);
+void aes256_decrypt_pubkey(unsigned char *key, unsigned char *blk,
+ int len);