/*
* Copyright (c) 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017,
* 2018, 2019
* Jonathan Schleifer <js@heap.zone>
*
* All rights reserved.
*
* This file is part of ObjFW. It may be distributed under the terms of the
* Q Public License 1.0, which can be found in the file LICENSE.QPL included in
* the packaging of this file.
*
* Alternatively, it may be distributed under the terms of the GNU General
* Public License, either version 2 or 3, which can be found in the file
* LICENSE.GPLv2 or LICENSE.GPLv3 respectively included in the packaging of this
* file.
*/
#include "config.h"
#import "tlskey.h"
#ifdef OF_AMIGAOS
# import "OFMapTable.h"
static const of_map_table_functions_t functions = { NULL };
#endif
bool
of_tlskey_new(of_tlskey_t *key)
{
#if defined(OF_HAVE_PTHREADS)
return (pthread_key_create(key, NULL) == 0);
#elif defined(OF_WINDOWS)
return ((*key = TlsAlloc()) != TLS_OUT_OF_INDEXES);
#elif defined(OF_AMIGAOS)
if ((*key = calloc(1, sizeof(*key))) == NULL)
return false;
/*
* We create the map table lazily, as some TLS are created in
* constructors, at which time OFMapTable is not available yet.
*/
return true;
#endif
}
bool
of_tlskey_free(of_tlskey_t key)
{
#if defined(OF_HAVE_PTHREADS)
return (pthread_key_delete(key) == 0);
#elif defined(OF_WINDOWS)
return TlsFree(key);
#elif defined(OF_AMIGAOS)
[key->mapTable release];
free(key);
return true;
#endif
}
#ifdef OF_AMIGAOS
void *
of_tlskey_get(of_tlskey_t key)
{
void *ret;
Forbid();
@try {
if (key->mapTable == NULL)
key->mapTable = [[OFMapTable alloc]
initWithKeyFunctions: functions
objectFunctions: functions];
ret = [key->mapTable objectForKey: FindTask(NULL)];
} @finally {
Permit();
}
return ret;
}
bool
of_tlskey_set(of_tlskey_t key, void *ptr)
{
Forbid();
@try {
struct Task *task = FindTask(NULL);
if (key->mapTable == NULL)
key->mapTable = [[OFMapTable alloc]
initWithKeyFunctions: functions
objectFunctions: functions];
if (ptr == NULL)
[key->mapTable removeObjectForKey: task];
else
[key->mapTable setObject: ptr
forKey: task];
} @catch (id e) {
return false;
} @finally {
Permit();
}
return true;
}
#endif