1 /* 2 ** Copyright 2003, Axel Dörfler, axeld@pinc-software.de. All rights reserved. 3 ** Distributed under the terms of the MIT License. 4 */ 5 6 // ToDo: this is a dummy implementation - I've not yet gained enough knowledge 7 // to decide how this should be done, so it's just broken now (okay for single 8 // threaded apps, though). 9 10 #include "support/TLS.h" 11 #include "tls.h" 12 13 14 static int32 gNextSlot = TLS_FIRST_FREE_SLOT; 15 static void *gSlots[TLS_MAX_KEYS]; 16 17 18 int32 19 tls_allocate(void) 20 { 21 int32 next = atomic_add(&gNextSlot, 1); 22 if (next >= TLS_MAX_KEYS) 23 return B_NO_MEMORY; 24 25 return next; 26 } 27 28 29 void * 30 tls_get(int32 index) 31 { 32 return gSlots[index]; 33 } 34 35 36 void ** 37 tls_address(int32 index) 38 { 39 return &gSlots[index]; 40 } 41 42 43 void 44 tls_set(int32 index, void *value) 45 { 46 gSlots[index] = value; 47 } 48 49