hashops.c

来自「支持SSL v2/v3, TLS, PKCS #5, PKCS #7, PKCS」· C语言 代码 · 共 118 行

/* 
 * The contents of this file are subject to the Mozilla Public
 * License Version 1.1 (the "License"); you may not use this file
 * except in compliance with the License. You may obtain a copy of
 * the License at http://www.mozilla.org/MPL/
 * 
 * Software distributed under the License is distributed on an "AS
 * IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
 * implied. See the License for the specific language governing
 * rights and limitations under the License.
 * 
 * The Original Code is the Netscape security libraries.
 * 
 * The Initial Developer of the Original Code is Netscape
 * Communications Corporation.  Portions created by Netscape are 
 * Copyright (C) 1994-2000 Netscape Communications Corporation.  All
 * Rights Reserved.
 * 
 * Contributor(s):
 * 
 * Alternatively, the contents of this file may be used under the
 * terms of the GNU General Public License Version 2 or later (the
 * "GPL"), in which case the provisions of the GPL are applicable 
 * instead of those above.  If you wish to allow use of your 
 * version of this file only under the terms of the GPL and not to
 * allow others to use your version of this file under the MPL,
 * indicate your decision by deleting the provisions above and
 * replace them with the notice and other provisions required by
 * the GPL.  If you do not delete the provisions above, a recipient
 * may use your version of this file under either the MPL or the
 * GPL.
 */

#ifdef DEBUG
static const char CVS_ID[] = "@(#) $RCSfile: hashops.c,v $ $Revision: 1.1 $ $Date: 2000/03/31 19:50:13 $ $Name: NSS_3_1_1_RTM $";
#endif /* DEBUG */

/*
 * hashops.c
 *
 * This file includes a set of PLHashAllocOps that use NSSArenas.
 */

#ifndef BASE_H
#include "base.h"
#endif /* BASE_H */

static PR_CALLBACK void *
nss_arena_hash_alloc_table
(
  void *pool,
  PRSize size
)
{
  NSSArena *arena = (NSSArena *)pool;

#ifdef NSSDEBUG
  if( (void *)NULL != arena ) {
    if( PR_SUCCESS != nssArena_verifyPointer(arena) ) {
      return (void *)NULL;
    }
  }
#endif /* NSSDEBUG */

  return nss_ZAlloc(arena, size);
}

static PR_CALLBACK void
nss_arena_hash_free_table
(
  void *pool, 
  void *item
)
{
  (void)nss_ZFreeIf(item);
}

static PR_CALLBACK PLHashEntry *
nss_arena_hash_alloc_entry
(
  void *pool,
  const void *key
)
{
  NSSArena *arena = (NSSArena *)pool;

#ifdef NSSDEBUG
  if( (void *)NULL != arena ) {
    if( PR_SUCCESS != nssArena_verifyPointer(arena) ) {
      return (void *)NULL;
    }
  }
#endif /* NSSDEBUG */

  return nss_ZNEW(arena, PLHashEntry);
}

static PR_CALLBACK void
nss_arena_hash_free_entry
(
  void *pool,
  PLHashEntry *he,
  PRUintn flag
)
{
  if( HT_FREE_ENTRY == flag ) {
    (void)nss_ZFreeIf(he);
  }
}

NSS_IMPLEMENT_DATA PLHashAllocOps 
nssArenaHashAllocOps = {
  nss_arena_hash_alloc_table,
  nss_arena_hash_free_table,
  nss_arena_hash_alloc_entry,
  nss_arena_hash_free_entry
};