packetstorm sync

1 files changed, 119 insertions, 0 deletions

diff --git a/other/openssh-reverse/authfd.h b/other/openssh-reverse/authfd.h
new file mode 100644
index 0000000..d7ff4be
--- /dev/null
+++ b/other/openssh-reverse/authfd.h
@@ -0,0 +1,119 @@
+/*
+ *
+ * authfd.h
+ *
+ * Author: Tatu Ylonen <ylo@cs.hut.fi>
+ *
+ * Copyright (c) 1995 Tatu Ylonen <ylo@cs.hut.fi>, Espoo, Finland
+ *                    All rights reserved
+ *
+ * Created: Wed Mar 29 01:17:41 1995 ylo
+ *
+ * Functions to interface with the SSH_AUTHENTICATION_FD socket.
+ *
+ */
+
+/* RCSID("$OpenBSD: authfd.h,v 1.8 2000/06/20 01:39:38 markus Exp $"); */
+
+#ifndef AUTHFD_H
+#define AUTHFD_H
+
+#include "buffer.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
+
+typedef struct {
+        int     fd;
+        Buffer  packet;
+        Buffer  identities;
+        int     howmany;
+}       AuthenticationConnection;
+/* Returns the number of the authentication fd, or -1 if there is none. */
+int     ssh_get_authentication_socket();
+
+/*
+ * This should be called for any descriptor returned by
+ * ssh_get_authentication_socket().  Depending on the way the descriptor was
+ * obtained, this may close the descriptor.
+ */
+void    ssh_close_authentication_socket(int authfd);
+
+/*
+ * Opens and connects a private socket for communication with the
+ * authentication agent.  Returns NULL if an error occurred and the
+ * connection could not be opened.  The connection should be closed by the
+ * caller by calling ssh_close_authentication_connection().
+ */
+AuthenticationConnection *ssh_get_authentication_connection();
+
+/*
+ * Closes the connection to the authentication agent and frees any associated
+ * memory.
+ */
+void    ssh_close_authentication_connection(AuthenticationConnection * ac);
+
+/*
+ * Returns the first authentication identity held by the agent. Returns true
+ * if an identity is available, 0 otherwise. The caller must initialize the
+ * integers before the call, and free the comment after a successful call
+ * (before calling ssh_get_next_identity).
+ */
+int
+ssh_get_first_identity(AuthenticationConnection * connection,
+    BIGNUM * e, BIGNUM * n, char **comment);
+
+/*
+ * Returns the next authentication identity for the agent.  Other functions
+ * can be called between this and ssh_get_first_identity or two calls of this
+ * function.  This returns 0 if there are no more identities.  The caller
+ * must free comment after a successful return.
+ */
+int
+ssh_get_next_identity(AuthenticationConnection * connection,
+    BIGNUM * e, BIGNUM * n, char **comment);
+
+/* Requests the agent to decrypt the given challenge.  Returns true if
+   the agent claims it was able to decrypt it. */
+int
+ssh_decrypt_challenge(AuthenticationConnection * auth,
+    BIGNUM * e, BIGNUM * n, BIGNUM * challenge,
+    unsigned char session_id[16],
+    unsigned int response_type,
+    unsigned char response[16]);
+
+/*
+ * Adds an identity to the authentication server.  This call is not meant to
+ * be used by normal applications.  This returns true if the identity was
+ * successfully added.
+ */
+int
+ssh_add_identity(AuthenticationConnection * connection, RSA * key,
+    const char *comment);
+
+/*
+ * Removes the identity from the authentication server.  This call is not
+ * meant to be used by normal applications.  This returns true if the
+ * identity was successfully added.
+ */
+int     ssh_remove_identity(AuthenticationConnection * connection, RSA * key);
+
+/*
+ * Removes all identities from the authentication agent.  This call is not
+ * meant to be used by normal applications.  This returns true if the
+ * operation was successful.
+ */
+int     ssh_remove_all_identities(AuthenticationConnection * connection);
+
+/* Closes the connection to the authentication agent. */
+void    ssh_close_authentication(AuthenticationConnection * connection);
+
+#endif                          /* AUTHFD_H */