workbench/libs/codesetslib/src/utils.c

   1 /***************************************************************************
   2
   3  codesets.library - Amiga shared library for handling different codesets
   4  Copyright (C) 2001-2005 by Alfonso [alfie] Ranieri <alforan@tin.it>.
   5  Copyright (C) 2005-2007 by codesets.library Open Source Team
   6
   7  This library is free software; you can redistribute it and/or
   8  modify it under the terms of the GNU Lesser General Public
   9  License as published by the Free Software Foundation; either
  10  version 2.1 of the License, or (at your option) any later version.
  11
  12  This library is distributed in the hope that it will be useful,
  13  but WITHOUT ANY WARRANTY; without even the implied warranty of
  14  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  15  Lesser General Public License for more details.
  16
  17  codesets.library project: http://sourceforge.net/projects/codesetslib/
  18
  19  $Id$
  20
  21 ***************************************************************************/
  22
  23 #include "lib.h"
  24
  25 /****************************************************************************/
  26
  27 APTR
  28 allocVecPooled(APTR pool,ULONG size)
  29 {
  30   ULONG *mem;
  31
  32   if((mem = AllocPooled(pool,size += sizeof(ULONG))))
  33     *mem++ = size;
  34
  35   return mem;
  36 }
  37
  38 /****************************************************************************/
  39
  40 void
  41 freeVecPooled(APTR pool,APTR mem)
  42 {
  43   FreePooled(pool,(LONG *)mem - 1,*((LONG *)mem - 1));
  44 }
  45
  46 /****************************************************************************/
  47
  48 APTR
  49 allocArbitratePooled(ULONG s)
  50 {
  51   APTR mem;
  52
  53   ObtainSemaphore(&CodesetsBase->poolSem);
  54   mem = AllocPooled(CodesetsBase->pool, s);
  55   ReleaseSemaphore(&CodesetsBase->poolSem);
  56
  57   return mem;
  58 }
  59
  60 /****************************************************************************/
  61
  62 void
  63 freeArbitratePooled(APTR mem,ULONG s)
  64 {
  65   ObtainSemaphore(&CodesetsBase->poolSem);
  66   FreePooled(CodesetsBase->pool, mem, s);
  67   ReleaseSemaphore(&CodesetsBase->poolSem);
  68 }
  69
  70 /****************************************************************************/
  71
  72 APTR
  73 allocArbitrateVecPooled(ULONG size)
  74 {
  75   ULONG *mem;
  76
  77   ObtainSemaphore(&CodesetsBase->poolSem);
  78   mem = allocVecPooled(CodesetsBase->pool, size);
  79   ReleaseSemaphore(&CodesetsBase->poolSem);
  80
  81   return mem;
  82 }
  83
  84 /****************************************************************************/
  85
  86 void
  87 freeArbitrateVecPooled(APTR mem)
  88 {
  89   ObtainSemaphore(&CodesetsBase->poolSem);
  90   freeVecPooled(CodesetsBase->pool, mem);
  91   ReleaseSemaphore(&CodesetsBase->poolSem);
  92 }
  93
  94 /****************************************************************************/