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authornobody <nobody@localhost>2003-12-09 09:57:09 +0800
committernobody <nobody@localhost>2003-12-09 09:57:09 +0800
commit6561e49374018bd4828de2637df5250b3dba9ba6 (patch)
tree75bb0caf9afd4b94842023406d6a7938c5d8b2b7 /camel/camel-sasl-gssapi.c
parent0031a7166cd0f3fc0cec0b60c468ca22a8c45b0b (diff)
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Diffstat (limited to 'camel/camel-sasl-gssapi.c')
-rw-r--r--camel/camel-sasl-gssapi.c340
1 files changed, 0 insertions, 340 deletions
diff --git a/camel/camel-sasl-gssapi.c b/camel/camel-sasl-gssapi.c
deleted file mode 100644
index 4f15c43821..0000000000
--- a/camel/camel-sasl-gssapi.c
+++ /dev/null
@@ -1,340 +0,0 @@
-/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */
-/*
- * Authors: Jeffrey Stedfast <fejj@ximian.com>
- *
- * Copyright 2003 Ximian, Inc. (www.ximian.com)
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Street #330, Boston, MA 02111-1307, USA.
- *
- */
-
-
-#ifdef HAVE_CONFIG_H
-#include <config.h>
-#endif
-
-#ifdef HAVE_KRB5
-
-#include <string.h>
-#include <com_err.h>
-#ifdef HAVE_MIT_KRB5
-#include <gssapi/gssapi.h>
-#include <gssapi/gssapi_generic.h>
-#else /* HAVE_HEIMDAL_KRB5 */
-#include <gssapi.h>
-#define gss_nt_service_name GSS_C_NT_HOSTBASED_SERVICE
-#endif
-#include <errno.h>
-
-#ifndef GSS_C_OID_KRBV5_DES
-#define GSS_C_OID_KRBV5_DES GSS_C_NO_OID
-#endif
-
-#include "camel-sasl-gssapi.h"
-
-CamelServiceAuthType camel_sasl_gssapi_authtype = {
- N_("GSSAPI"),
-
- N_("This option will connect to the server using "
- "Kerberos 5 authentication."),
-
- "GSSAPI",
- FALSE
-};
-
-enum {
- GSSAPI_STATE_INIT,
- GSSAPI_STATE_CONTINUE_NEEDED,
- GSSAPI_STATE_COMPLETE,
- GSSAPI_STATE_AUTHENTICATED
-};
-
-#define GSSAPI_SECURITY_LAYER_NONE (1 << 0)
-#define GSSAPI_SECURITY_LAYER_INTEGRITY (1 << 1)
-#define GSSAPI_SECURITY_LAYER_PRIVACY (1 << 2)
-
-#define DESIRED_SECURITY_LAYER GSSAPI_SECURITY_LAYER_NONE
-
-struct _CamelSaslGssapiPrivate {
- int state;
- gss_ctx_id_t ctx;
- gss_name_t target;
-};
-
-
-static GByteArray *gssapi_challenge (CamelSasl *sasl, GByteArray *token, CamelException *ex);
-
-
-static CamelSaslClass *parent_class = NULL;
-
-
-static void
-camel_sasl_gssapi_class_init (CamelSaslGssapiClass *klass)
-{
- CamelSaslClass *camel_sasl_class = CAMEL_SASL_CLASS (klass);
-
- parent_class = CAMEL_SASL_CLASS (camel_type_get_global_classfuncs (camel_sasl_get_type ()));
-
- /* virtual method overload */
- camel_sasl_class->challenge = gssapi_challenge;
-}
-
-static void
-camel_sasl_gssapi_init (gpointer object, gpointer klass)
-{
- CamelSaslGssapi *gssapi = CAMEL_SASL_GSSAPI (object);
-
- gssapi->priv = g_new (struct _CamelSaslGssapiPrivate, 1);
- gssapi->priv->state = GSSAPI_STATE_INIT;
- gssapi->priv->ctx = GSS_C_NO_CONTEXT;
- gssapi->priv->target = GSS_C_NO_NAME;
-}
-
-static void
-camel_sasl_gssapi_finalize (CamelObject *object)
-{
- CamelSaslGssapi *gssapi = CAMEL_SASL_GSSAPI (object);
- guint32 status;
-
- if (gssapi->priv->ctx != GSS_C_NO_CONTEXT)
- gss_delete_sec_context (&status, &gssapi->priv->ctx, GSS_C_NO_BUFFER);
-
- if (gssapi->priv->target != GSS_C_NO_NAME)
- gss_release_name (&status, &gssapi->priv->target);
-
- g_free (gssapi->priv);
-}
-
-
-CamelType
-camel_sasl_gssapi_get_type (void)
-{
- static CamelType type = CAMEL_INVALID_TYPE;
-
- if (type == CAMEL_INVALID_TYPE) {
- type = camel_type_register (
- camel_sasl_get_type (),
- "CamelSaslGssapi",
- sizeof (CamelSaslGssapi),
- sizeof (CamelSaslGssapiClass),
- (CamelObjectClassInitFunc) camel_sasl_gssapi_class_init,
- NULL,
- (CamelObjectInitFunc) camel_sasl_gssapi_init,
- (CamelObjectFinalizeFunc) camel_sasl_gssapi_finalize);
- }
-
- return type;
-}
-
-static void
-gssapi_set_exception (OM_uint32 major, OM_uint32 minor, CamelException *ex)
-{
- const char *str;
-
- switch (major) {
- case GSS_S_BAD_MECH:
- str = _("The specified mechanism is not supported by the "
- "provided credential, or is unrecognized by the "
- "implementation.");
- break;
- case GSS_S_BAD_NAME:
- str = _("The provided target_name parameter was ill-formed.");
- break;
- case GSS_S_BAD_NAMETYPE:
- str = _("The provided target_name parameter contained an "
- "invalid or unsupported type of name.");
- break;
- case GSS_S_BAD_BINDINGS:
- str = _("The input_token contains different channel "
- "bindings to those specified via the "
- "input_chan_bindings parameter.");
- break;
- case GSS_S_BAD_SIG:
- str = _("The input_token contains an invalid signature, or a "
- "signature that could not be verified.");
- break;
- case GSS_S_NO_CRED:
- str = _("The supplied credentials were not valid for context "
- "initiation, or the credential handle did not "
- "reference any credentials.");
- break;
- case GSS_S_NO_CONTEXT:
- str = _("The supplied context handle did not refer to a valid context.");
- break;
- case GSS_S_DEFECTIVE_TOKEN:
- str = _("The consistency checks performed on the input_token failed.");
- break;
- case GSS_S_DEFECTIVE_CREDENTIAL:
- str = _("The consistency checks performed on the credential failed.");
- break;
- case GSS_S_CREDENTIALS_EXPIRED:
- str = _("The referenced credentials have expired.");
- break;
- case GSS_S_FAILURE:
- str = error_message (minor);
- break;
- default:
- str = _("Bad authentication response from server.");
- }
-
- camel_exception_set (ex, CAMEL_EXCEPTION_SERVICE_CANT_AUTHENTICATE, str);
-}
-
-static GByteArray *
-gssapi_challenge (CamelSasl *sasl, GByteArray *token, CamelException *ex)
-{
- struct _CamelSaslGssapiPrivate *priv = CAMEL_SASL_GSSAPI (sasl)->priv;
- OM_uint32 major, minor, flags, time;
- gss_buffer_desc inbuf, outbuf;
- GByteArray *challenge = NULL;
- gss_buffer_t input_token;
- struct hostent *h;
- int conf_state;
- gss_qop_t qop;
- gss_OID mech;
- char *str;
-
- switch (priv->state) {
- case GSSAPI_STATE_INIT:
- if (!(h = camel_service_gethost (sasl->service, ex))) {
- camel_exception_setv (ex, CAMEL_EXCEPTION_SYSTEM,
- _("Failed to resolve host `%s': %s"),
- sasl->service->url->host, g_strerror (errno));
- return NULL;
- }
-
- str = g_strdup_printf ("%s@%s", sasl->service_name, h->h_name);
- camel_free_host (h);
-
- inbuf.value = str;
- inbuf.length = strlen (str);
- major = gss_import_name (&minor, &inbuf, gss_nt_service_name, &priv->target);
- g_free (str);
-
- if (major != GSS_S_COMPLETE) {
- gssapi_set_exception (major, minor, ex);
- return NULL;
- }
-
- input_token = GSS_C_NO_BUFFER;
-
- goto challenge;
- break;
- case GSSAPI_STATE_CONTINUE_NEEDED:
- if (token == NULL) {
- camel_exception_set (ex, CAMEL_EXCEPTION_SERVICE_CANT_AUTHENTICATE,
- _("Bad authentication response from server."));
- return NULL;
- }
-
- inbuf.value = token->data;
- inbuf.length = token->len;
- input_token = &inbuf;
-
- challenge:
- major = gss_init_sec_context (&minor, GSS_C_NO_CREDENTIAL, &priv->ctx, priv->target,
- GSS_C_OID_KRBV5_DES, GSS_C_MUTUAL_FLAG |
- GSS_C_REPLAY_FLAG | GSS_C_SEQUENCE_FLAG,
- 0, GSS_C_NO_CHANNEL_BINDINGS,
- input_token, &mech, &outbuf, &flags, &time);
-
- switch (major) {
- case GSS_S_COMPLETE:
- priv->state = GSSAPI_STATE_COMPLETE;
- break;
- case GSS_S_CONTINUE_NEEDED:
- priv->state = GSSAPI_STATE_CONTINUE_NEEDED;
- break;
- default:
- gssapi_set_exception (major, minor, ex);
- return NULL;
- }
-
- challenge = g_byte_array_new ();
- g_byte_array_append (challenge, outbuf.value, outbuf.length);
-#ifndef HAVE_HEIMDAL_KRB5
- gss_release_buffer (&minor, &outbuf);
-#endif
- break;
- case GSSAPI_STATE_COMPLETE:
- if (token == NULL) {
- camel_exception_set (ex, CAMEL_EXCEPTION_SERVICE_CANT_AUTHENTICATE,
- _("Bad authentication response from server."));
- return NULL;
- }
-
- inbuf.value = token->data;
- inbuf.length = token->len;
-
- major = gss_unwrap (&minor, priv->ctx, &inbuf, &outbuf, &conf_state, &qop);
- if (major != GSS_S_COMPLETE) {
- gssapi_set_exception (major, minor, ex);
- return NULL;
- }
-
- if (outbuf.length < 4) {
- camel_exception_set (ex, CAMEL_EXCEPTION_SERVICE_CANT_AUTHENTICATE,
- _("Bad authentication response from server."));
-#ifndef HAVE_HEIMDAL_KRB5
- gss_release_buffer (&minor, &outbuf);
-#endif
- return NULL;
- }
-
- /* check that our desired security layer is supported */
- if ((((unsigned char *) outbuf.value)[0] & DESIRED_SECURITY_LAYER) != DESIRED_SECURITY_LAYER) {
- camel_exception_set (ex, CAMEL_EXCEPTION_SERVICE_CANT_AUTHENTICATE,
- _("Unsupported security layer."));
- gss_release_buffer (&minor, &outbuf);
- return NULL;
- }
-
- inbuf.length = 4 + strlen (sasl->service->url->user);
- inbuf.value = str = g_malloc (inbuf.length);
- memcpy (inbuf.value, outbuf.value, 4);
- str[0] = DESIRED_SECURITY_LAYER;
- memcpy (str + 4, sasl->service->url->user, inbuf.length - 4);
-
-#ifndef HAVE_HEIMDAL_KRB5
- gss_release_buffer (&minor, &outbuf);
-#endif
-
- major = gss_wrap (&minor, priv->ctx, FALSE, qop, &inbuf, &conf_state, &outbuf);
- if (major != GSS_S_COMPLETE) {
- gssapi_set_exception (major, minor, ex);
- g_free (str);
- return NULL;
- }
-
- g_free (str);
- challenge = g_byte_array_new ();
- g_byte_array_append (challenge, outbuf.value, outbuf.length);
-
-#ifndef HAVE_HEIMDAL_KRB5
- gss_release_buffer (&minor, &outbuf);
-#endif
-
- priv->state = GSSAPI_STATE_AUTHENTICATED;
-
- sasl->authenticated = TRUE;
- break;
- default:
- return NULL;
- }
-
- return challenge;
-}
-
-#endif /* HAVE_KRB5 */