X-Git-Url: http://andersk.mit.edu/gitweb/gssapi-openssh.git/blobdiff_plain/40883c8b13a87a60d97f5d188c60ca4d8d3c56a9..071d8001c928b4929a48dada8d855ebe014b3792:/openssh/ssh-gss.h?ds=sidebyside

diff --git a/openssh/ssh-gss.h b/openssh/ssh-gss.h
index 165e733..dcb9bca 100644
--- a/openssh/ssh-gss.h
+++ b/openssh/ssh-gss.h
@@ -1,6 +1,6 @@
-/*	$OpenBSD: ssh-gss.h,v 1.5 2004/06/21 17:36:31 avsm Exp $	*/
+/* $OpenBSD: ssh-gss.h,v 1.10 2007/06/12 08:20:00 djm Exp $ */
 /*
- * Copyright (c) 2001-2003 Simon Wilkinson. All rights reserved.
+ * Copyright (c) 2001-2009 Simon Wilkinson. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
@@ -28,9 +28,6 @@
 
 #ifdef GSSAPI
 
-#include "kex.h"
-#include "buffer.h"
-
 #ifdef HAVE_GSSAPI_H
 #include <gssapi.h>
 #elif defined(HAVE_GSSAPI_GSSAPI_H)
@@ -56,11 +53,6 @@
 #endif /* !MECHGLUE */
 
 /* draft-ietf-secsh-gsskeyex-06 */
-#define SSH2_MSG_KEXGSS_INIT				30
-#define SSH2_MSG_KEXGSS_CONTINUE 			31
-#define SSH2_MSG_KEXGSS_COMPLETE 			32
-#define SSH2_MSG_KEXGSS_HOSTKEY				33
-#define SSH2_MSG_KEXGSS_ERROR				34
 #define SSH2_MSG_USERAUTH_GSSAPI_RESPONSE		60
 #define SSH2_MSG_USERAUTH_GSSAPI_TOKEN			61
 #define SSH2_MSG_USERAUTH_GSSAPI_EXCHANGE_COMPLETE	63
@@ -70,12 +62,22 @@
 
 #define SSH_GSS_OIDTYPE 0x06
 
-#define KEX_GSS_SHA1					"gss-group1-sha1-"
+#define SSH2_MSG_KEXGSS_INIT                            30
+#define SSH2_MSG_KEXGSS_CONTINUE                        31
+#define SSH2_MSG_KEXGSS_COMPLETE                        32
+#define SSH2_MSG_KEXGSS_HOSTKEY                         33
+#define SSH2_MSG_KEXGSS_ERROR                           34
+#define SSH2_MSG_KEXGSS_GROUPREQ			40
+#define SSH2_MSG_KEXGSS_GROUP				41
+#define KEX_GSS_GRP1_SHA1_ID				"gss-group1-sha1-"
+#define KEX_GSS_GRP14_SHA1_ID				"gss-group14-sha1-"
+#define KEX_GSS_GEX_SHA1_ID				"gss-gex-sha1-"
 
 typedef struct {
 	char *filename;
 	char *envvar;
 	char *envval;
+	struct passwd *owner;
 	void *data;
 } ssh_gssapi_ccache;
 
@@ -83,8 +85,12 @@ typedef struct {
 	gss_buffer_desc displayname;
 	gss_buffer_desc exportedname;
 	gss_cred_id_t creds;
+	gss_name_t name;
 	struct ssh_gssapi_mech_struct *mech;
 	ssh_gssapi_ccache store;
+    gss_ctx_id_t context;
+	int used;
+	int updated;
 } ssh_gssapi_client;
 
 typedef struct ssh_gssapi_mech_struct {
@@ -95,6 +101,7 @@ typedef struct ssh_gssapi_mech_struct {
 	int (*userok) (ssh_gssapi_client *, char *);
 	int (*localname) (ssh_gssapi_client *, char **);
 	void (*storecreds) (ssh_gssapi_client *);
+	int (*updatecreds) (ssh_gssapi_ccache *, ssh_gssapi_client *);
 } ssh_gssapi_mech;
 
 typedef struct {
@@ -105,13 +112,11 @@ typedef struct {
 	gss_OID		oid; /* both */
 	gss_cred_id_t	creds; /* server */
 	gss_name_t	client; /* server */
-	gss_cred_id_t	client_creds; /* server */
+	gss_cred_id_t	client_creds; /* both */
 } Gssctxt;
 
 extern ssh_gssapi_mech *supported_mechs[];
-
-char *ssh_gssapi_client_mechanisms(char *);
-gss_OID ssh_gssapi_client_id_kex(Gssctxt *, char *);
+extern Gssctxt *gss_kex_context;
 
 int  ssh_gssapi_check_oid(Gssctxt *, void *, size_t);
 void ssh_gssapi_set_oid_data(Gssctxt *, void *, size_t);
@@ -120,7 +125,6 @@ void ssh_gssapi_supported_oids(gss_OID_set *);
 ssh_gssapi_mech *ssh_gssapi_get_ctype(Gssctxt *);
 
 OM_uint32 ssh_gssapi_import_name(Gssctxt *, const char *);
-OM_uint32 ssh_gssapi_acquire_cred(Gssctxt *);
 OM_uint32 ssh_gssapi_init_ctx(Gssctxt *, int,
     gss_buffer_desc *, gss_buffer_desc *, OM_uint32 *);
 OM_uint32 ssh_gssapi_accept_ctx(Gssctxt *,
@@ -131,17 +135,24 @@ char *ssh_gssapi_last_error(Gssctxt *, OM_uint32 *, OM_uint32 *);
 void ssh_gssapi_build_ctx(Gssctxt **);
 void ssh_gssapi_delete_ctx(Gssctxt **);
 OM_uint32 ssh_gssapi_sign(Gssctxt *, gss_buffer_t, gss_buffer_t);
-OM_uint32 ssh_gssapi_server_ctx(Gssctxt **, gss_OID);
 void ssh_gssapi_buildmic(Buffer *, const char *, const char *, const char *);
+int ssh_gssapi_check_mechanism(Gssctxt **, gss_OID, const char *, const char *);
+OM_uint32 ssh_gssapi_client_identity(Gssctxt *, const char *);
+int ssh_gssapi_credentials_updated(Gssctxt *);
 
-int ssh_gssapi_check_mechanism(gss_OID oid, const char *host);
-
-/* In the server */
-char *ssh_gssapi_server_mechanisms();
-gss_OID ssh_gssapi_server_id_kex(char *name);
 int ssh_gssapi_localname(char **name);
 
-int ssh_gssapi_userok(char *name);
+/* In the server */
+typedef int ssh_gssapi_check_fn(Gssctxt **, gss_OID, const char *, 
+    const char *);
+char *ssh_gssapi_client_mechanisms(const char *, const char *);
+char *ssh_gssapi_kex_mechs(gss_OID_set, ssh_gssapi_check_fn *, const char *,
+    const char *);
+gss_OID ssh_gssapi_id_kex(Gssctxt *, char *, int);
+int ssh_gssapi_server_check_mech(Gssctxt **,gss_OID, const char *, 
+    const char *);
+OM_uint32 ssh_gssapi_server_ctx(Gssctxt **, gss_OID);
+int ssh_gssapi_userok(char *name, struct passwd *);
 OM_uint32 ssh_gssapi_checkmic(Gssctxt *, gss_buffer_t, gss_buffer_t);
 void ssh_gssapi_do_child(char ***, u_int *);
 void ssh_gssapi_cleanup_creds(void);
@@ -154,6 +165,10 @@ gss_cred_id_t __gss_get_mechanism_cred
    );
 #endif
 
+char *ssh_gssapi_server_mechanisms(void);
+int ssh_gssapi_oid_table_ok();
+
+int ssh_gssapi_update_creds(ssh_gssapi_ccache *store);
 #endif /* GSSAPI */
 
 #endif /* _SSH_GSS_H */