support gss_inquire_attrs_for_mech

[mech_eap.orig] / inquire_attrs_for_mech.c

diff --git a/inquire_attrs_for_mech.c b/inquire_attrs_for_mech.c
new file mode 100644 (file)
index 0000000..96f1a8c
--- /dev/null
+++ b/inquire_attrs_for_mech.c
@@ -0,0 +1,125 @@
+/*
+ * Copyright (c) 2010, JANET(UK)
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ *
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ *
+ * 3. Neither the name of JANET(UK) nor the names of its contributors
+ *    may be used to endorse or promote products derived from this software
+ *    without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ */
+
+#include "gssapiP_eap.h"
+
+#define MA_ADD(ma, set)    do { \
+    major = gss_add_oid_set_member(minor, (gss_OID)(ma), (set));            \
+    if (GSS_ERROR(major))                                                   \
+        goto cleanup;                                                       \
+    } while (0)
+
+#define MA_SUPPORTED(ma)    MA_ADD((ma), mech_attrs)
+#define MA_KNOWN(ma)        MA_ADD((ma), known_mech_attrs)
+
+#ifndef HAVE_GSS_INQUIRE_ATTRS_FOR_MECH
+typedef const gss_OID_desc *gss_const_OID;
+#endif
+
+OM_uint32
+gss_inquire_attrs_for_mech(OM_uint32 *minor,
+                           gss_const_OID mech_oid,
+                           gss_OID_set *mech_attrs,
+                           gss_OID_set *known_mech_attrs)
+{
+    OM_uint32 major, tmpMinor;
+
+    if (mech_attrs != GSS_C_NO_OID_SET) {
+        major = gss_create_empty_oid_set(minor, mech_attrs);
+        if (GSS_ERROR(major))
+            goto cleanup;
+
+#ifdef HAVE_GSS_INQUIRE_ATTRS_FOR_MECH
+        if (oidEqual(mech_oid, GSS_EAP_MECHANISM))
+            MA_SUPPORTED(GSS_C_MA_MECH_PSEUDO);
+        else
+            MA_SUPPORTED(GSS_C_MA_MECH_CONCRETE);
+        MA_SUPPORTED(GSS_C_MA_ITOK_FRAMED);
+        MA_SUPPORTED(GSS_C_MA_AUTH_INIT);
+        MA_SUPPORTED(GSS_C_MA_AUTH_TARG);
+        MA_SUPPORTED(GSS_C_MA_AUTH_INIT_INIT);
+        MA_SUPPORTED(GSS_C_MA_DELEG_CRED);
+        MA_SUPPORTED(GSS_C_MA_INTEG_PROT);
+        MA_SUPPORTED(GSS_C_MA_CONF_PROT);
+        MA_SUPPORTED(GSS_C_MA_MIC);
+        MA_SUPPORTED(GSS_C_MA_WRAP);
+        MA_SUPPORTED(GSS_C_MA_REPLAY_DET);
+        MA_SUPPORTED(GSS_C_MA_OOS_DET);
+        MA_SUPPORTED(GSS_C_MA_CBINDINGS);
+        MA_SUPPORTED(GSS_C_MA_CTX_TRANS);
+#endif
+    }
+
+    if (known_mech_attrs != GSS_C_NO_OID_SET) {
+        major = gss_create_empty_oid_set(minor, known_mech_attrs);
+        if (GSS_ERROR(major))
+            goto cleanup;
+
+#ifdef HAVE_GSS_INQUIRE_ATTRS_FOR_MECH
+        MA_KNOWN(GSS_C_MA_MECH_CONCRETE);
+        MA_KNOWN(GSS_C_MA_MECH_PSEUDO);
+        MA_KNOWN(GSS_C_MA_MECH_COMPOSITE);
+        MA_KNOWN(GSS_C_MA_MECH_NEGO);
+        MA_KNOWN(GSS_C_MA_MECH_GLUE);
+        MA_KNOWN(GSS_C_MA_NOT_MECH);
+        MA_KNOWN(GSS_C_MA_DEPRECATED);
+        MA_KNOWN(GSS_C_MA_NOT_DFLT_MECH);
+        MA_KNOWN(GSS_C_MA_ITOK_FRAMED);
+        MA_KNOWN(GSS_C_MA_AUTH_INIT);
+        MA_KNOWN(GSS_C_MA_AUTH_TARG);
+        MA_KNOWN(GSS_C_MA_AUTH_INIT_INIT);
+        MA_KNOWN(GSS_C_MA_AUTH_TARG_INIT);
+        MA_KNOWN(GSS_C_MA_AUTH_INIT_ANON);
+        MA_KNOWN(GSS_C_MA_AUTH_TARG_ANON);
+        MA_KNOWN(GSS_C_MA_DELEG_CRED);
+        MA_KNOWN(GSS_C_MA_INTEG_PROT);
+        MA_KNOWN(GSS_C_MA_CONF_PROT);
+        MA_KNOWN(GSS_C_MA_MIC);
+        MA_KNOWN(GSS_C_MA_WRAP);
+        MA_KNOWN(GSS_C_MA_PROT_READY);
+        MA_KNOWN(GSS_C_MA_REPLAY_DET);
+        MA_KNOWN(GSS_C_MA_OOS_DET);
+        MA_KNOWN(GSS_C_MA_CBINDINGS);
+        MA_KNOWN(GSS_C_MA_PFS);
+        MA_KNOWN(GSS_C_MA_COMPRESS);
+        MA_KNOWN(GSS_C_MA_CTX_TRANS);
+#endif
+    }
+
+cleanup:
+    if (GSS_ERROR(major)) {
+        gss_release_oid_set(&tmpMinor, mech_attrs);
+        gss_release_oid_set(&tmpMinor, known_mech_attrs);
+    }
+
+    return major;
+}