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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 "ccapi_ccache_iterator.h"
#include "ccapi_ccache.h"
#include "ccapi_ipc.h"
/* ------------------------------------------------------------------------ */
typedef struct cci_ccache_iterator_d {
cc_ccache_iterator_f *functions;
#if TARGET_OS_MAC
cc_ccache_iterator_f *vector_functions;
#endif
cci_identifier_t identifier;
char *saved_ccache_name;
} *cci_ccache_iterator_t;
/* ------------------------------------------------------------------------ */
struct cci_ccache_iterator_d cci_ccache_iterator_initializer = {
NULL
VECTOR_FUNCTIONS_INITIALIZER,
NULL,
NULL
};
cc_ccache_iterator_f cci_ccache_iterator_f_initializer = {
ccapi_ccache_iterator_release,
ccapi_ccache_iterator_next,
ccapi_ccache_iterator_clone
};
/* ------------------------------------------------------------------------ */
cc_int32 cci_ccache_iterator_new (cc_ccache_iterator_t *out_ccache_iterator,
cci_identifier_t in_identifier)
{
cc_int32 err = ccNoError;
cci_ccache_iterator_t ccache_iterator = NULL;
if (!in_identifier ) { err = cci_check_error (ccErrBadParam); }
if (!out_ccache_iterator) { err = cci_check_error (ccErrBadParam); }
if (!err) {
ccache_iterator = malloc (sizeof (*ccache_iterator));
if (ccache_iterator) {
*ccache_iterator = cci_ccache_iterator_initializer;
} else {
err = cci_check_error (ccErrNoMem);
}
}
if (!err) {
ccache_iterator->functions = malloc (sizeof (*ccache_iterator->functions));
if (ccache_iterator->functions) {
*ccache_iterator->functions = cci_ccache_iterator_f_initializer;
} else {
err = cci_check_error (ccErrNoMem);
}
}
if (!err) {
err = cci_identifier_copy (&ccache_iterator->identifier, in_identifier);
}
if (!err) {
*out_ccache_iterator = (cc_ccache_iterator_t) ccache_iterator;
ccache_iterator = NULL; /* take ownership */
}
ccapi_ccache_iterator_release ((cc_ccache_iterator_t) ccache_iterator);
return cci_check_error (err);
}
/* ------------------------------------------------------------------------ */
cc_int32 cci_ccache_iterator_write (cc_ccache_iterator_t in_ccache_iterator,
cci_stream_t in_stream)
{
cc_int32 err = ccNoError;
cci_ccache_iterator_t ccache_iterator = (cci_ccache_iterator_t) in_ccache_iterator;
if (!in_ccache_iterator) { err = cci_check_error (ccErrBadParam); }
if (!in_stream ) { err = cci_check_error (ccErrBadParam); }
if (!err) {
err = cci_identifier_write (ccache_iterator->identifier, in_stream);
}
return cci_check_error (err);
}
/* ------------------------------------------------------------------------ */
cc_int32 ccapi_ccache_iterator_release (cc_ccache_iterator_t io_ccache_iterator)
{
cc_int32 err = ccNoError;
cci_ccache_iterator_t ccache_iterator = (cci_ccache_iterator_t) io_ccache_iterator;
if (!io_ccache_iterator) { err = ccErrBadParam; }
if (!err) {
cc_uint32 initialized = 0;
err = cci_identifier_is_initialized (ccache_iterator->identifier,
&initialized);
if (!err && initialized) {
err = cci_ipc_send (cci_ccache_iterator_release_msg_id,
ccache_iterator->identifier,
NULL,
NULL);
if (err) {
cci_debug_printf ("%s: cci_ipc_send failed with error %d",
__FUNCTION__, err);
err = ccNoError;
}
}
}
if (!err) {
free ((char *) ccache_iterator->functions);
cci_identifier_release (ccache_iterator->identifier);
free (ccache_iterator->saved_ccache_name);
free (ccache_iterator);
}
return err;
}
/* ------------------------------------------------------------------------ */
cc_int32 ccapi_ccache_iterator_next (cc_ccache_iterator_t in_ccache_iterator,
cc_ccache_t *out_ccache)
{
cc_int32 err = ccNoError;
cci_ccache_iterator_t ccache_iterator = (cci_ccache_iterator_t) in_ccache_iterator;
cci_stream_t reply = NULL;
cci_identifier_t identifier = NULL;
if (!in_ccache_iterator) { err = cci_check_error (ccErrBadParam); }
if (!out_ccache ) { err = cci_check_error (ccErrBadParam); }
if (!err) {
cc_uint32 initialized = 0;
err = cci_identifier_is_initialized (ccache_iterator->identifier,
&initialized);
if (!err && !initialized) {
/* server doesn't actually exist. Pretend we're empty. */
err = cci_check_error (ccIteratorEnd);
}
}
if (!err) {
err = cci_ipc_send (cci_ccache_iterator_next_msg_id,
ccache_iterator->identifier,
NULL,
&reply);
}
if (!err) {
err = cci_identifier_read (&identifier, reply);
}
if (!err) {
err = cci_ccache_new (out_ccache, identifier);
}
cci_stream_release (reply);
cci_identifier_release (identifier);
return cci_check_error (err);
}
/* ------------------------------------------------------------------------ */
cc_int32 ccapi_ccache_iterator_clone (cc_ccache_iterator_t in_ccache_iterator,
cc_ccache_iterator_t *out_ccache_iterator)
{
cc_int32 err = ccNoError;
cci_ccache_iterator_t ccache_iterator = (cci_ccache_iterator_t) in_ccache_iterator;
cci_stream_t reply = NULL;
cc_uint32 initialized = 0;
cci_identifier_t identifier = NULL;
if (!in_ccache_iterator ) { err = cci_check_error (ccErrBadParam); }
if (!out_ccache_iterator) { err = cci_check_error (ccErrBadParam); }
if (!err) {
err = cci_identifier_is_initialized (ccache_iterator->identifier,
&initialized);
}
if (!err) {
if (initialized) {
err = cci_ipc_send (cci_ccache_iterator_next_msg_id,
ccache_iterator->identifier,
NULL,
&reply);
if (!err) {
err = cci_identifier_read (&identifier, reply);
}
} else {
/* server doesn't actually exist. Make another dummy one. */
identifier = cci_identifier_uninitialized;
}
}
if (!err) {
err = cci_ccache_iterator_new (out_ccache_iterator, identifier);
}
cci_identifier_release (identifier);
cci_stream_release (reply);
return cci_check_error (err);
}
/* ------------------------------------------------------------------------ */
cc_int32 cci_ccache_iterator_get_saved_ccache_name (cc_ccache_iterator_t in_ccache_iterator,
const char **out_saved_ccache_name)
{
cc_int32 err = ccNoError;
cci_ccache_iterator_t ccache_iterator = (cci_ccache_iterator_t) in_ccache_iterator;
if (!in_ccache_iterator ) { err = cci_check_error (ccErrBadParam); }
if (!out_saved_ccache_name) { err = cci_check_error (ccErrBadParam); }
if (!err) {
*out_saved_ccache_name = ccache_iterator->saved_ccache_name;
}
return cci_check_error (err);
}
/* ------------------------------------------------------------------------ */
cc_int32 cci_ccache_iterator_set_saved_ccache_name (cc_ccache_iterator_t io_ccache_iterator,
const char *in_saved_ccache_name)
{
cc_int32 err = ccNoError;
cci_ccache_iterator_t ccache_iterator = (cci_ccache_iterator_t) io_ccache_iterator;
char *new_saved_ccache_name = NULL;
if (!io_ccache_iterator) { err = cci_check_error (ccErrBadParam); }
if (!err && in_saved_ccache_name) {
new_saved_ccache_name = strdup (in_saved_ccache_name);
if (!new_saved_ccache_name) { err = ccErrNoMem; }
}
if (!err) {
free (ccache_iterator->saved_ccache_name);
ccache_iterator->saved_ccache_name = new_saved_ccache_name;
new_saved_ccache_name = NULL; /* take ownership */
}
free (new_saved_ccache_name);
return cci_check_error (err);
}
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