diff options
Diffstat (limited to 'libcurl/src/lib/curl_gssapi.c')
| -rw-r--r-- | libcurl/src/lib/curl_gssapi.c | 120 |
1 files changed, 120 insertions, 0 deletions
diff --git a/libcurl/src/lib/curl_gssapi.c b/libcurl/src/lib/curl_gssapi.c new file mode 100644 index 0000000..3707c4d --- /dev/null +++ b/libcurl/src/lib/curl_gssapi.c @@ -0,0 +1,120 @@ +/***************************************************************************
+ * _ _ ____ _
+ * Project ___| | | | _ \| |
+ * / __| | | | |_) | |
+ * | (__| |_| | _ <| |___
+ * \___|\___/|_| \_\_____|
+ *
+ * Copyright (C) 2011 - 2014, Daniel Stenberg, <daniel@haxx.se>, et al.
+ *
+ * This software is licensed as described in the file COPYING, which
+ * you should have received as part of this distribution. The terms
+ * are also available at http://curl.haxx.se/docs/copyright.html.
+ *
+ * You may opt to use, copy, modify, merge, publish, distribute and/or sell
+ * copies of the Software, and permit persons to whom the Software is
+ * furnished to do so, under the terms of the COPYING file.
+ *
+ * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
+ * KIND, either express or implied.
+ *
+ ***************************************************************************/
+
+#include "curl_setup.h"
+
+#ifdef HAVE_GSSAPI
+
+#include "curl_gssapi.h"
+#include "sendf.h"
+
+static const char spnego_oid_bytes[] = "\x2b\x06\x01\x05\x05\x02";
+gss_OID_desc Curl_spnego_mech_oid = { 6, &spnego_oid_bytes };
+static const char krb5_oid_bytes[] = "\x2a\x86\x48\x86\xf7\x12\x01\x02\x02";
+gss_OID_desc Curl_krb5_mech_oid = { 9, &krb5_oid_bytes };
+
+CURL_STATIC OM_uint32 Curl_gss_init_sec_context(
+ struct SessionHandle *data,
+ OM_uint32 *minor_status,
+ gss_ctx_id_t *context,
+ gss_name_t target_name,
+ gss_OID mech_type,
+ gss_channel_bindings_t input_chan_bindings,
+ gss_buffer_t input_token,
+ gss_buffer_t output_token,
+ const bool mutual_auth,
+ OM_uint32 *ret_flags)
+{
+ OM_uint32 req_flags = GSS_C_REPLAY_FLAG;
+
+ if(mutual_auth)
+ req_flags |= GSS_C_MUTUAL_FLAG;
+
+ if(data->set.gssapi_delegation & CURLGSSAPI_DELEGATION_POLICY_FLAG) {
+#ifdef GSS_C_DELEG_POLICY_FLAG
+ req_flags |= GSS_C_DELEG_POLICY_FLAG;
+#else
+ infof(data, "warning: support for CURLGSSAPI_DELEGATION_POLICY_FLAG not "
+ "compiled in\n");
+#endif
+ }
+
+ if(data->set.gssapi_delegation & CURLGSSAPI_DELEGATION_FLAG)
+ req_flags |= GSS_C_DELEG_FLAG;
+
+ return gss_init_sec_context(minor_status,
+ GSS_C_NO_CREDENTIAL, /* cred_handle */
+ context,
+ target_name,
+ mech_type,
+ req_flags,
+ 0, /* time_req */
+ input_chan_bindings,
+ input_token,
+ NULL, /* actual_mech_type */
+ output_token,
+ ret_flags,
+ NULL /* time_rec */);
+}
+
+/*
+ * Curl_gss_log_error()
+ *
+ * This is used to log a GSS-API error status.
+ *
+ * Parameters:
+ *
+ * data [in] - The session handle.
+ * status [in] - The status code.
+ * prefix [in] - The prefix of the log message.
+ */
+CURL_STATIC void Curl_gss_log_error(struct SessionHandle *data, OM_uint32 status,
+ const char *prefix)
+{
+ OM_uint32 maj_stat;
+ OM_uint32 min_stat;
+ OM_uint32 msg_ctx = 0;
+ gss_buffer_desc status_string;
+ char buf[1024];
+ size_t len;
+
+ snprintf(buf, sizeof(buf), "%s", prefix);
+ len = strlen(buf);
+ do {
+ maj_stat = gss_display_status(&min_stat,
+ status,
+ GSS_C_MECH_CODE,
+ GSS_C_NO_OID,
+ &msg_ctx,
+ &status_string);
+ if(sizeof(buf) > len + status_string.length + 1) {
+ snprintf(buf + len, sizeof(buf) - len,
+ ": %s", (char*)status_string.value);
+ len += status_string.length;
+ }
+ gss_release_buffer(&min_stat, &status_string);
+ } while(!GSS_ERROR(maj_stat) && msg_ctx != 0);
+
+ infof(data, "%s\n", buf);
+}
+
+#endif /* HAVE_GSSAPI */
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