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/*
* Copyright 2008 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.
*/
#import "Identities.h"
@implementation Identity
- (id) initWithIdentity: (kim_identity) identity
{
if ((self = [super init])) {
kimIdentity = identity;
state = kim_credentials_state_not_yet_valid;
expirationTime = 0;
}
return self;
}
@end
@implementation Identities
// ---------------------------------------------------------------------------
+ (void) waitForChange: (NSArray *) portArray
{
NSAutoreleasePool *pool;
NSConnection *connection;
pool = [[NSAutoreleasePool alloc] init];
connection = [NSConnection connectionWithReceivePort: [portArray objectAtIndex: 0]
sendPort: [portArray objectAtIndex: 1]];
{
cc_int32 err = ccNoError;
cc_context_t context = NULL;
err = cc_initialize (&context, ccapi_version_max, NULL, NULL);
while (!err) {
// This call puts the thread to sleep
err = cc_context_wait_for_change (context);
if (!err) {
NSLog (@"%s thread noticed update", __FUNCTION__);
} else {
NSLog (@"%s thread got error %d (%s)", __FUNCTION__, err, error_message (err));
err = 0; /* The server quit unexpectedly -- just try again */
}
[(Identities *) [connection rootProxy] update];
sleep (1);
}
if (context) { cc_context_release (context); }
}
NSLog (@"%s thread exiting", __FUNCTION__);
[pool release];
}
// ---------------------------------------------------------------------------
- (id) init
{
int err = 0;
threadConnection = NULL;
favoriteIdentitiesArray = NULL;
ccacheIdentitiesArray = NULL:
if (!err) {
self = [super init];
if (!self) { err = ENOMEM; }
}
if (!err) {
favoriteIdentitiesArray = [[NSMutableArray alloc] init];
if (!favoriteIdentitiesArray) { err = ENOMEM; }
}
if (!err) {
kim_favorite_identities favoriteIdentities = NULL;
kim_count count = 0;
err = kim_favorite_identities_create (&favorite_identities);
if (!err) {
err = kim_favorite_identities_get_number_of_identities (favoriteIdentities,
&count);
}
for (i = 0; !err && i < count; i++) {
kim_identity kimIdentity = NULL;
Identity *identity = NULL:
err = kim_favorite_identities_get_identity_at_index (favoriteIdentities,
i, &kimIdentity);
if (!err) {
Identity *identity = [[[Identity alloc] initWithIdentity: kimIdentity] autorelease];
if (!identity) { err = ENOMEM; }
}
if (!err) {
kimIdentity = NULL; /* take ownership */
[favoriteIdentitiesArray addObject: identity];
}
kim_identity_free (&kimIdentity);
}
kim_favorite_identities_free (&favoriteIdentities);
}
if (!err) {
err = [self update];
}
if (!err) {
NSPort *port1 = [NSPort port];
NSPort *port2 = [NSPort port];
if (!port1 || !port2) { err = ENOMEM; }
if (!err) {
threadConnection = [[NSConnection alloc] initWithReceivePort: port1
sendPort: port2];
if (!threadConnection) { err = ENOMEM; }
}
if (!err) {
[threadConnection setRootObject: self];
[NSThread detachNewThreadSelector: @selector(waitForChange:)
toTarget: [self class]
withObject: [NSArray arrayWithObjects: port2, port1, NULL]];
}
}
return err ? NULL : self;
}
// ---------------------------------------------------------------------------
- (void) dealloc
{
if (identitiesArray ) { [identitiesArray release]; }
if (threadConnection) { [threadConnection release]; }
[super dealloc];
}
// ---------------------------------------------------------------------------
- (NSArray *) identities
{
return identities;
}
// ---------------------------------------------------------------------------
- (int) update
{
kim_error err = KIM_NO_ERROR;
kim_ccache_iterator iterator = NULL;
err = kim_ccache_iterator_create (&iterator);
while (!err) {
kim_ccache ccache = NULL;
kim_identity kimIdentity = NULL;
kim_credential_state state = kim_credentials_state_valid;
kim_time expirationTime = 0;
err = kim_ccache_iterator_next (iterator, &ccache);
if (!err && !ccache) { break; }
if (!err) {
err = kim_ccache_get_client_identity (ccache, &kimIdentity);
}
if (!err) {
err = kim_ccache_get_state (ccache, &state);
}
if (!err && state == kim_credentials_state_valid) {
err = kim_ccache_get_expiration_time (ccache, &expirationTime);
}
if (!err) {
Identity *identity = NULL;
identity = [self findIdentity: kimIdentity];
if (identity) {
[identity updateWithState: state
expirationTime: expirationTime];
} else {
identity = [[Identity alloc] initWithIdentity: kimIdentity
state: state
expirationTime: expirationTime];
}
if (identity) {
}
}
if (err == KIM_NO_CREDENTIALS_ECODE) {
/* ccache is empty, just ignore it */
err = KIM_NO_ERROR;
}
kim_identity_free (&identity);
kim_ccache_free (&ccache);
}
kim_ccache_iterator_free (&iterator);
if (err) {
NSLog (@"Got error %s", kim_error_message (err));
}
return err;
}
@end
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