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/*
* $Header$
*
* Copyright 2006 Massachusetts Institute of Technology.
* All Rights Reserved.
*
* Export of this software from the United States of America may
* require a specific license from the United States Government.
* It is the responsibility of any person or organization contemplating
* export to obtain such a license before exporting.
*
* WITHIN THAT CONSTRAINT, permission to use, copy, modify, and
* distribute this software and its documentation for any purpose and
* without fee is hereby granted, provided that the above copyright
* notice appear in all copies and that both that copyright notice and
* this permission notice appear in supporting documentation, and that
* the name of M.I.T. not be used in advertising or publicity pertaining
* to distribution of the software without specific, written prior
* permission. Furthermore if you modify this software you must label
* your software as modified software and not distribute it in such a
* fashion that it might be confused with the original M.I.T. software.
* M.I.T. makes no representations about the suitability of
* this software for any purpose. It is provided "as is" without express
* or implied warranty.
*/
#include "ccs_common.h"
struct ccs_credentials_d {
cc_credentials_union *cred_union;
cci_identifier_t identifier;
};
struct ccs_credentials_d ccs_credentials_initializer = { NULL, NULL };
/* ------------------------------------------------------------------------ */
cc_int32 ccs_credentials_new (ccs_credentials_t *out_credentials,
k5_ipc_stream in_stream,
cc_uint32 in_ccache_version,
ccs_credentials_list_t io_credentials_list)
{
cc_int32 err = ccNoError;
ccs_credentials_t credentials = NULL;
if (!out_credentials) { err = cci_check_error (ccErrBadParam); }
if (!in_stream ) { err = cci_check_error (ccErrBadParam); }
if (!err) {
credentials = malloc (sizeof (*credentials));
if (credentials) {
*credentials = ccs_credentials_initializer;
} else {
err = cci_check_error (ccErrNoMem);
}
}
if (!err) {
err = cci_credentials_union_read (&credentials->cred_union, in_stream);
}
if (!err && !(credentials->cred_union->version & in_ccache_version)) {
/* ccache does not have a principal set for this credentials version */
err = cci_check_error (ccErrBadCredentialsVersion);
}
if (!err) {
err = ccs_server_new_identifier (&credentials->identifier);
}
if (!err) {
err = ccs_credentials_list_add (io_credentials_list, credentials);
}
if (!err) {
*out_credentials = credentials;
credentials = NULL;
}
ccs_credentials_release (credentials);
return cci_check_error (err);
}
/* ------------------------------------------------------------------------ */
cc_int32 ccs_credentials_release (ccs_credentials_t io_credentials)
{
cc_int32 err = ccNoError;
if (!err && io_credentials) {
cci_credentials_union_release (io_credentials->cred_union);
cci_identifier_release (io_credentials->identifier);
free (io_credentials);
}
return cci_check_error (err);
}
/* ------------------------------------------------------------------------ */
cc_int32 ccs_credentials_write (ccs_credentials_t in_credentials,
k5_ipc_stream io_stream)
{
cc_int32 err = ccNoError;
if (!in_credentials) { err = cci_check_error (ccErrBadParam); }
if (!io_stream ) { err = cci_check_error (ccErrBadParam); }
if (!err) {
err = cci_identifier_write (in_credentials->identifier, io_stream);
}
if (!err) {
err = cci_credentials_union_write (in_credentials->cred_union, io_stream);
}
return cci_check_error (err);
}
/* ------------------------------------------------------------------------ */
cc_int32 ccs_credentials_compare_identifier (ccs_credentials_t in_credentials,
cci_identifier_t in_identifier,
cc_uint32 *out_equal)
{
cc_int32 err = ccNoError;
if (!in_credentials) { err = cci_check_error (ccErrBadParam); }
if (!in_identifier ) { err = cci_check_error (ccErrBadParam); }
if (!out_equal ) { err = cci_check_error (ccErrBadParam); }
if (!err) {
err = cci_identifier_compare (in_credentials->identifier,
in_identifier,
out_equal);
}
return cci_check_error (err);
}
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