1 files changed, 95 insertions, 0 deletions
diff --git a/authfd.h b/authfd.h
new file mode 100644
index 0000000..3da2561
--- /dev/null
+++ b/authfd.h
@@ -0,0 +1,95 @@
+/* $OpenBSD: authfd.h,v 1.36 2006/08/03 03:34:41 deraadt Exp $ */
+
+/*
+ * Author: Tatu Ylonen <ylo@cs.hut.fi>
+ * Copyright (c) 1995 Tatu Ylonen <ylo@cs.hut.fi>, Espoo, Finland
+ *                    All rights reserved
+ * Functions to interface with the SSH_AUTHENTICATION_FD socket.
+ *
+ * As far as I am concerned, the code I have written for this software
+ * can be used freely for any purpose.  Any derived versions of this
+ * software must be clearly marked as such, and if the derived work is
+ * incompatible with the protocol description in the RFC file, it must be
+ * called by a name other than "ssh" or "Secure Shell".
+ */
+
+#ifndef AUTHFD_H
+#define AUTHFD_H
+
+/* Messages for the authentication agent connection. */
+#define SSH_AGENTC_REQUEST_RSA_IDENTITIES	1
+#define SSH_AGENT_RSA_IDENTITIES_ANSWER		2
+#define SSH_AGENTC_RSA_CHALLENGE		3
+#define SSH_AGENT_RSA_RESPONSE			4
+#define SSH_AGENT_FAILURE			5
+#define SSH_AGENT_SUCCESS			6
+#define SSH_AGENTC_ADD_RSA_IDENTITY		7
+#define SSH_AGENTC_REMOVE_RSA_IDENTITY		8
+#define SSH_AGENTC_REMOVE_ALL_RSA_IDENTITIES	9
+
+/* private OpenSSH extensions for SSH2 */
+#define SSH2_AGENTC_REQUEST_IDENTITIES		11
+#define SSH2_AGENT_IDENTITIES_ANSWER		12
+#define SSH2_AGENTC_SIGN_REQUEST		13
+#define SSH2_AGENT_SIGN_RESPONSE		14
+#define SSH2_AGENTC_ADD_IDENTITY		17
+#define SSH2_AGENTC_REMOVE_IDENTITY		18
+#define SSH2_AGENTC_REMOVE_ALL_IDENTITIES	19
+
+/* smartcard */
+#define SSH_AGENTC_ADD_SMARTCARD_KEY		20
+#define SSH_AGENTC_REMOVE_SMARTCARD_KEY		21
+
+/* lock/unlock the agent */
+#define SSH_AGENTC_LOCK				22
+#define SSH_AGENTC_UNLOCK			23
+
+/* add key with constraints */
+#define SSH_AGENTC_ADD_RSA_ID_CONSTRAINED	24
+#define SSH2_AGENTC_ADD_ID_CONSTRAINED		25
+#define SSH_AGENTC_ADD_SMARTCARD_KEY_CONSTRAINED 26
+
+#define	SSH_AGENT_CONSTRAIN_LIFETIME		1
+#define	SSH_AGENT_CONSTRAIN_CONFIRM		2
+
+/* extended failure messages */
+#define SSH2_AGENT_FAILURE			30
+
+/* additional error code for ssh.com's ssh-agent2 */
+#define SSH_COM_AGENT2_FAILURE			102
+
+#define	SSH_AGENT_OLD_SIGNATURE			0x01
+
+typedef struct {
+	int	fd;
+	Buffer	identities;
+	int	howmany;
+}	AuthenticationConnection;
+
+int	ssh_agent_present(void);
+int	ssh_get_authentication_socket(void);
+void	ssh_close_authentication_socket(int);
+
+AuthenticationConnection *ssh_get_authentication_connection(void);
+void	ssh_close_authentication_connection(AuthenticationConnection *);
+int	 ssh_get_num_identities(AuthenticationConnection *, int);
+Key	*ssh_get_first_identity(AuthenticationConnection *, char **, int);
+Key	*ssh_get_next_identity(AuthenticationConnection *, char **, int);
+int	 ssh_add_identity(AuthenticationConnection *, Key *, const char *);
+int	 ssh_add_identity_constrained(AuthenticationConnection *, Key *,
+    const char *, u_int, u_int);
+int	 ssh_remove_identity(AuthenticationConnection *, Key *);
+int	 ssh_remove_all_identities(AuthenticationConnection *, int);
+int	 ssh_lock_agent(AuthenticationConnection *, int, const char *);
+int	 ssh_update_card(AuthenticationConnection *, int, const char *,
+    const char *, u_int, u_int);
+
+int
+ssh_decrypt_challenge(AuthenticationConnection *, Key *, BIGNUM *, u_char[16],
+    u_int, u_char[16]);
+
+int
+ssh_agent_sign(AuthenticationConnection *, Key *, u_char **, u_int *, u_char *,
+    u_int);
+
+#endif				/* AUTHFD_H */