136 lines
4.2 KiB
C
136 lines
4.2 KiB
C
/*
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* Copyright (c) 1998, 1999 Kungliga Tekniska Högskolan
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* (Royal Institute of Technology, Stockholm, Sweden).
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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*
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* 3. Neither the name of the Institute nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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#include "gssapi_locl.h"
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RCSID("$Id: display_status.c,v 1.5 1999/12/02 17:05:03 joda Exp $");
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static char *
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calling_error(OM_uint32 v)
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{
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static char *msgs[] = {
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NULL, /* 0 */
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"A required input parameter could not be read.", /* */
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"A required output parameter could not be written.", /* */
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"A parameter was malformed"
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};
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v >>= GSS_C_CALLING_ERROR_OFFSET;
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if (v == 0)
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return "";
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else if (v >= sizeof(msgs)/sizeof(*msgs))
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return "unknown calling error";
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else
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return msgs[v];
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}
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static char *
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routine_error(OM_uint32 v)
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{
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static char *msgs[] = {
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NULL, /* 0 */
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"An unsupported mechanism was requested",
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"An invalid name was supplied",
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"A supplied name was of an unsupported type",
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"Incorrect channel bindings were supplied",
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"An invalid status code was supplied",
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"A token had an invalid MIC",
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"No credentials were supplied, "
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"or the credentials were unavailable or inaccessible.",
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"No context has been established",
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"A token was invalid",
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"A credential was invalid",
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"The referenced credentials have expired",
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"The context has expired",
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"Miscellaneous failure (see text)",
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"The quality-of-protection requested could not be provide",
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"The operation is forbidden by local security policy",
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"The operation or option is not available",
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"The requested credential element already exists",
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"The provided name was not a mechanism name.",
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};
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v >>= GSS_C_ROUTINE_ERROR_OFFSET;
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if (v == 0)
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return "";
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else if (v >= sizeof(msgs)/sizeof(*msgs))
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return "unknown routine error";
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else
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return msgs[v];
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}
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OM_uint32 gss_display_status
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(OM_uint32 *minor_status,
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OM_uint32 status_value,
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int status_type,
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const gss_OID mech_type,
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OM_uint32 *message_context,
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gss_buffer_t status_string)
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{
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char *buf;
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gssapi_krb5_init ();
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*minor_status = 0;
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if (mech_type != GSS_C_NO_OID &&
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mech_type != GSS_KRB5_MECHANISM)
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return GSS_S_BAD_MECH;
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if (status_type == GSS_C_GSS_CODE) {
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asprintf (&buf, "%s %s",
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calling_error(GSS_CALLING_ERROR(status_value)),
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routine_error(GSS_ROUTINE_ERROR(status_value)));
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if (buf == NULL) {
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*minor_status = ENOMEM;
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return GSS_S_FAILURE;
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}
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} else if (status_type == GSS_C_MECH_CODE) {
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buf = strdup(krb5_get_err_text (gssapi_krb5_context, status_value));
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if (buf == NULL) {
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*minor_status = ENOMEM;
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return GSS_S_FAILURE;
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}
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} else
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return GSS_S_BAD_STATUS;
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*message_context = 0;
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status_string->length = strlen(buf);
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status_string->value = buf;
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return GSS_S_COMPLETE;
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}
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