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/* ccapi/lib/ccapi_credentials.c */
/*
* 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 "ccapi_credentials.h"
#include "ccapi_string.h"
/* ------------------------------------------------------------------------ */
typedef struct cci_credentials_d {
cc_credentials_union *data;
cc_credentials_f *functions;
#if TARGET_OS_MAC
cc_credentials_f *vector_functions;
#endif
cci_identifier_t identifier;
} *cci_credentials_t;
/* ------------------------------------------------------------------------ */
struct cci_credentials_d cci_credentials_initializer = {
NULL,
NULL
VECTOR_FUNCTIONS_INITIALIZER,
NULL
};
cc_credentials_f cci_credentials_f_initializer = {
ccapi_credentials_release,
ccapi_credentials_compare
};
cc_credentials_union cci_credentials_union_initializer = {
0,
{ NULL }
};
/* ------------------------------------------------------------------------ */
cc_int32 cci_credentials_read (cc_credentials_t *out_credentials,
k5_ipc_stream in_stream)
{
cc_int32 err = ccNoError;
cci_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 = cci_credentials_initializer;
} else {
err = cci_check_error (ccErrNoMem);
}
}
if (!err) {
credentials->functions = malloc (sizeof (*credentials->functions));
if (credentials->functions) {
*credentials->functions = cci_credentials_f_initializer;
} else {
err = cci_check_error (ccErrNoMem);
}
}
if (!err) {
err = cci_identifier_read (&credentials->identifier, in_stream);
}
if (!err) {
err = cci_credentials_union_read (&credentials->data, in_stream);
}
if (!err) {
*out_credentials = (cc_credentials_t) credentials;
credentials = NULL; /* take ownership */
}
if (credentials) { ccapi_credentials_release ((cc_credentials_t) credentials); }
return cci_check_error (err);
}
/* ------------------------------------------------------------------------ */
cc_int32 cci_credentials_write (cc_credentials_t in_credentials,
k5_ipc_stream in_stream)
{
cc_int32 err = ccNoError;
cci_credentials_t credentials = (cci_credentials_t) in_credentials;
if (!in_credentials) { err = cci_check_error (ccErrBadParam); }
if (!in_stream ) { err = cci_check_error (ccErrBadParam); }
if (!err) {
err = cci_identifier_write (credentials->identifier, in_stream);
}
return cci_check_error (err);
}
/* ------------------------------------------------------------------------ */
cc_int32 ccapi_credentials_compare (cc_credentials_t in_credentials,
cc_credentials_t in_compare_to_credentials,
cc_uint32 *out_equal)
{
cc_int32 err = ccNoError;
cci_credentials_t credentials = (cci_credentials_t) in_credentials;
cci_credentials_t compare_to_credentials = (cci_credentials_t) in_compare_to_credentials;
if (!in_credentials ) { err = cci_check_error (ccErrBadParam); }
if (!in_compare_to_credentials) { err = cci_check_error (ccErrBadParam); }
if (!out_equal ) { err = cci_check_error (ccErrBadParam); }
if (!err) {
err = cci_identifier_compare (credentials->identifier,
compare_to_credentials->identifier,
out_equal);
}
return cci_check_error (err);
}
/* ------------------------------------------------------------------------ */
cc_int32 ccapi_credentials_release (cc_credentials_t io_credentials)
{
cc_int32 err = ccNoError;
cci_credentials_t credentials = (cci_credentials_t) io_credentials;
if (!io_credentials) { err = ccErrBadParam; }
if (!err) {
cci_credentials_union_release (credentials->data);
free ((char *) credentials->functions);
cci_identifier_release (credentials->identifier);
free (credentials);
}
return err;
}
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