headers/private/system/tls.h

   1 /*
   2  * Copyright 2003-2009, Axel Dörfler, axeld@pinc-software.de.
   3  * Distributed under the terms of the MIT License.
   4  */
   5 #ifndef _KERNEL_TLS_H
   6 #define _KERNEL_TLS_H
   7
   8
   9 #include <support/TLS.h>
  10
  11
  12 #define TLS_SIZE (TLS_MAX_KEYS * sizeof(void *))
  13
  14 enum {
  15         TLS_BASE_ADDRESS_SLOT = 0,
  16                 // contains the address of the local storage space
  17
  18         TLS_THREAD_ID_SLOT,
  19         TLS_ERRNO_SLOT,
  20         TLS_ON_EXIT_THREAD_SLOT,
  21         TLS_USER_THREAD_SLOT,
  22         TLS_DYNAMIC_THREAD_VECTOR,
  23
  24         // Note: these entries can safely be changed between
  25         // releases; 3rd party code always calls tls_allocate()
  26         // to get a free slot
  27
  28         TLS_FIRST_FREE_SLOT
  29                 // the first free slot for user allocations
  30 };
  31
  32 #endif  /* _KERNEL_TLS_H */