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