pthread_tls.h
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1 /*
2  * Copyright (C) 2014 Hamburg University of Applied Sciences (HAW)
3  *
4  * This file is subject to the terms and conditions of the GNU Lesser
5  * General Public License v2.1. See the file LICENSE in the top level
6  * directory for more details.
7  */
8 
9 #pragma once
10 
20 #ifdef __cplusplus
21 extern "C" {
22 #endif
23 
28 struct __pthread_tls_key;
29 
34 struct __pthread_tls_datum;
35 
39 typedef struct __pthread_tls_key *pthread_key_t;
40 
46 void *pthread_getspecific(pthread_key_t key);
47 
54 int pthread_setspecific(pthread_key_t key, const void *value);
55 
62 int pthread_key_create(pthread_key_t *key, void (*destructor)(void *));
63 
70 int pthread_key_delete(pthread_key_t key);
71 
77 void __pthread_keys_exit(int self_id);
78 
83 struct __pthread_tls_datum **__pthread_get_tls_head(int self_id) PURE;
84 
85 #ifdef __cplusplus
86 }
87 #endif
88 
PURE
#define PURE
The function has no effects except the return value and its return value depends only on the paramete...
Definition: compiler_hints.h:68
__pthread_keys_exit
void __pthread_keys_exit(int self_id)
Destroys all thread-specific keys for pthread self_id.
pthread_setspecific
int pthread_setspecific(pthread_key_t key, const void *value)
Set and binds a specific tls to a key.
pthread_getspecific
void * pthread_getspecific(pthread_key_t key)
Returns the requested tls.
__pthread_get_tls_head
struct __pthread_tls_datum ** __pthread_get_tls_head(int self_id) PURE
Returns the pointer to the head of the list of thread-specific data.
pthread_key_t
struct __pthread_tls_key * pthread_key_t
A thread-specific key.
Definition: pthread_tls.h:39
pthread_key_delete
int pthread_key_delete(pthread_key_t key)
Deletes a pthread_key_t that was previously created with pthread_key_create.
pthread_key_create
int pthread_key_create(pthread_key_t *key, void(*destructor)(void *))
Creates a new key to be used to identify a specific tls.