Implement misc spi calls

2 files changed, 218 insertions, 0 deletions

diff --git a/proxy/src/mechglue/gpp_misc.c b/proxy/src/mechglue/gpp_misc.c
new file mode 100644
index 0000000..f97d97e
--- /dev/null
+++ b/proxy/src/mechglue/gpp_misc.c
@@ -0,0 +1,185 @@
+/*
+   GSS-PROXY
+
+   Copyright (C) 2012 Red Hat, Inc.
+   Copyright (C) 2012 Simo Sorce <simo.sorce@redhat.com>
+
+   Permission is hereby granted, free of charge, to any person obtaining a
+   copy of this software and associated documentation files (the "Software"),
+   to deal in the Software without restriction, including without limitation
+   the rights to use, copy, modify, merge, publish, distribute, sublicense,
+   and/or sell copies of the Software, and to permit persons to whom the
+   Software is furnished to do so, subject to the following conditions:
+
+   The above copyright notice and this permission notice shall be included in
+   all copies or substantial portions of the Software.
+
+   THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+   IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+   FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+   THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+   LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+   FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+   DEALINGS IN THE SOFTWARE.
+*/
+
+#include "gss_plugin.h"
+
+OM_uint32 gssi_mech_invoke(OM_uint32 *minor_status,
+                           const gss_OID desired_mech,
+                           const gss_OID desired_object,
+                           gss_buffer_t value)
+{
+    enum gpp_behavior behavior;
+    OM_uint32 maj, min;
+
+    /* FIXME: implement remote invoke mech, only local for now */
+    behavior = gpp_get_behavior();
+    if (behavior == GPP_REMOTE_ONLY) {
+        return GSS_S_UNAVAILABLE;
+    }
+
+    maj = gssspi_mech_invoke(&min, gpp_special_mech(desired_mech),
+                             desired_object, value);
+
+    *minor_status = gpp_map_error(min);
+    return maj;
+}
+
+/* NOTE: This call is currently useful only for the Spnego mech which we
+ * never interpose */
+#if 0
+OM_uint32 gssi_set_neg_mechs(OM_uint32 *minor_status,
+                             gss_cred_id_t cred_handle,
+                             const gss_OID_set mech_set);
+#endif
+
+/* NOTE: I know of no mechanism that uses this yet, although NTLM might */
+#if 0
+OM_uint32 gssi_complete_auth_token(OM_uint32 *minor_status,
+                                   const gss_ctx_id_t context_handle,
+                                   gss_buffer_t input_message_buffer);
+#endif
+
+OM_uint32 gssi_localname(OM_uint32 *minor_status, const gss_name_t name,
+                         gss_OID mech_type, gss_buffer_t localname)
+{
+    struct gpp_name_handle *gpname;
+    OM_uint32 maj, min;
+
+    *minor_status = 0;
+    if (name == GSS_C_NO_NAME) {
+        return GSS_S_CALL_INACCESSIBLE_READ;
+    }
+
+    /* FIXME: implement remote localname lookup ? Only local for now */
+    gpname = (struct gpp_name_handle *)name;
+    if (gpname->remote && !gpname->local) {
+        maj = gpp_name_to_local(&min, gpname->remote,
+                                mech_type, &gpname->local);
+        if (maj) {
+            goto done;
+        }
+    }
+
+    maj = gss_localname(&min, gpname->local,
+                        gpp_special_mech(mech_type),
+                        localname);
+
+done:
+    *minor_status = gpp_map_error(min);
+    return maj;
+}
+
+OM_uint32 gssi_authorize_localname(OM_uint32 *minor_status,
+                                   const gss_name_t name,
+                                   gss_buffer_t local_user,
+                                   gss_OID local_nametype)
+{
+    struct gpp_name_handle *gpname;
+    gss_name_t username = GSS_C_NO_NAME;
+    OM_uint32 maj, min;
+
+    *minor_status = 0;
+    if (name == GSS_C_NO_NAME) {
+        return GSS_S_CALL_INACCESSIBLE_READ;
+    }
+
+    /* FIXME: implement remote localname lookup ? Only local for now */
+    gpname = (struct gpp_name_handle *)name;
+    if (gpname->remote && !gpname->local) {
+        maj = gpp_name_to_local(&min, gpname->remote,
+                                gpname->mech_type, &gpname->local);
+        if (maj != GSS_S_COMPLETE) {
+            goto done;
+        }
+    }
+
+    maj = gss_import_name(&min, local_user, local_nametype, &username);
+    if (maj != GSS_S_COMPLETE) {
+        goto done;
+    }
+
+    maj = gss_authorize_localname(&min, gpname->local, username);
+
+done:
+    *minor_status = gpp_map_error(min);
+    (void)gss_release_name(&min, &username);
+    return maj;
+}
+
+OM_uint32 gssi_map_name_to_any(OM_uint32 *minor_status, gss_name_t name,
+                               int authenticated, gss_buffer_t type_id,
+                               gss_any_t *output)
+{
+    struct gpp_name_handle *gpname;
+    OM_uint32 maj, min;
+
+    *minor_status = 0;
+    if (name == GSS_C_NO_NAME) {
+        return GSS_S_CALL_INACCESSIBLE_READ;
+    }
+
+    /* FIXME: implement remote localname lookup ? Only local for now */
+    gpname = (struct gpp_name_handle *)name;
+    if (gpname->remote && !gpname->local) {
+        maj = gpp_name_to_local(&min, gpname->remote,
+                                gpname->mech_type, &gpname->local);
+        if (maj != GSS_S_COMPLETE) {
+            goto done;
+        }
+    }
+
+    maj = gss_map_name_to_any(&min, gpname->local,
+                              authenticated, type_id, output);
+
+done:
+    *minor_status = gpp_map_error(min);
+    return maj;
+}
+
+OM_uint32 gssi_release_any_name_mapping(OM_uint32 *minor_status,
+                                        gss_name_t name,
+                                        gss_buffer_t type_id,
+                                        gss_any_t *input)
+{
+    struct gpp_name_handle *gpname;
+    OM_uint32 maj, min;
+
+    *minor_status = 0;
+    if (name == GSS_C_NO_NAME) {
+        return GSS_S_CALL_INACCESSIBLE_READ;
+    }
+
+    /* FIXME: implement remote localname lookup ? Only local for now */
+    gpname = (struct gpp_name_handle *)name;
+    if (!gpname->local) {
+        return GSS_S_UNAVAILABLE;
+    }
+
+    maj = gss_release_any_name_mapping(&min, gpname->local, type_id, input);
+
+    *minor_status = gpp_map_error(min);
+    return maj;
+
+}
diff --git a/proxy/src/mechglue/gss_plugin.h b/proxy/src/mechglue/gss_plugin.h
index e69e1ec..7dcacec 100644
--- a/proxy/src/mechglue/gss_plugin.h
+++ b/proxy/src/mechglue/gss_plugin.h
@@ -385,4 +385,37 @@ OM_uint32 gssi_verify_mic(OM_uint32 *minor_status,
                           gss_buffer_t message_token,
                           gss_qop_t *qop_state);
 
+OM_uint32 gssi_mech_invoke(OM_uint32 *minor_status,
+                           const gss_OID desired_mech,
+                           const gss_OID desired_object,
+                           gss_buffer_t value);
+
+#if 0
+OM_uint32 gssi_set_neg_mechs(OM_uint32 *minor_status,
+                             gss_cred_id_t cred_handle,
+                             const gss_OID_set mech_set);
+#endif
+#if 0
+OM_uint32 gssi_complete_auth_token(OM_uint32 *minor_status,
+                                   const gss_ctx_id_t context_handle,
+                                   gss_buffer_t input_message_buffer);
+#endif
+
+OM_uint32 gssi_localname(OM_uint32 *minor_status, const gss_name_t name,
+                         gss_OID mech_type, gss_buffer_t localname);
+
+OM_uint32 gssi_authorize_localname(OM_uint32 *minor_status,
+                                   const gss_name_t name,
+                                   gss_buffer_t local_user,
+                                   gss_OID local_nametype);
+
+OM_uint32 gssi_map_name_to_any(OM_uint32 *minor_status, gss_name_t name,
+                               int authenticated, gss_buffer_t type_id,
+                               gss_any_t *output);
+
+OM_uint32 gssi_release_any_name_mapping(OM_uint32 *minor_status,
+                                        gss_name_t name,
+                                        gss_buffer_t type_id,
+                                        gss_any_t *input);
+
 #endif /* _GSS_PLUGIN_H_ */