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- /*
- * The contents of this file are subject to the Netscape Public License
- * Version 1.0 (the "NPL"); you may not use this file except in
- * compliance with the NPL. You may obtain a copy of the NPL at
- * http://www.mozilla.org/NPL/
- *
- * Software distributed under the NPL is distributed on an "AS IS" basis,
- * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the NPL
- * for the specific language governing rights and limitations under the
- * NPL.
- *
- * The Initial Developer of this code under the NPL is Netscape
- * Communications Corporation. Portions created by Netscape are
- * Copyright (C) 1998 Netscape Communications Corporation. All Rights
- * Reserved.
- */
-
- #include "seccomon.h"
- #include "prmem.h"
- #include "prerror.h"
- #include "plarena.h"
- #include "prlog.h"
-
- void *
- PORT_Alloc(size_t bytes)
- {
- void *rv;
-
- /* Always allocate a non-zero amount of bytes */
- rv = (void *)PR_Malloc(bytes ? bytes : 1);
- return rv;
- }
-
- void *
- PORT_Realloc(void *oldptr, size_t bytes)
- {
- void *rv;
-
- rv = (void *)PR_Realloc(oldptr, bytes);
- return rv;
- }
-
- void *
- PORT_ZAlloc(size_t bytes)
- {
- void *rv;
-
- /* Always allocate a non-zero amount of bytes */
- rv = (void *)PR_Calloc(1, bytes ? bytes : 1);
- return rv;
- }
-
- void
- PORT_Free(void *ptr)
- {
- if (ptr) {
- PR_Free(ptr);
- }
- }
-
- void
- PORT_ZFree(void *ptr, size_t len)
- {
- if (ptr) {
- memset(ptr, 0, len);
- PR_Free(ptr);
- }
- }
-
- PRArenaPool *
- PORT_NewArena(unsigned long chunksize)
- {
- PRArenaPool *arena;
-
- arena = PORT_ZAlloc(sizeof(PRArenaPool));
- if ( arena != NULL ) {
- PR_InitArenaPool(arena, "security", chunksize, sizeof(double));
- }
-
- return(arena);
- }
-
- void *
- PORT_ArenaAlloc(PRArenaPool *arena, size_t size)
- {
- void *p;
-
- PR_ARENA_ALLOCATE(p, arena, size);
-
- return(p);
- }
-
- void *
- PORT_ArenaZAlloc(PRArenaPool *arena, size_t size)
- {
- void *p;
-
- PR_ARENA_ALLOCATE(p, arena, size);
- if (p == NULL) {
- } else {
- memset(p, 0, size);
- }
-
- return(p);
- }
-
- /* XXX - need to zeroize!! - jsw */
- void
- PORT_FreeArena(PRArenaPool *arena, PRBool zero)
- {
- PR_FinishArenaPool(arena);
- PORT_Free(arena);
- }
-
- void *
- PORT_ArenaGrow(PRArenaPool *arena, void *ptr, size_t oldsize, size_t newsize)
- {
- PR_ASSERT(newsize >= oldsize);
-
- PR_ARENA_GROW(ptr, arena, oldsize, ( newsize - oldsize ) );
-
- return(ptr);
- }
-
- void *
- PORT_ArenaMark(PRArenaPool *arena)
- {
- return PR_ARENA_MARK(arena);
- }
-
- void
- PORT_ArenaRelease(PRArenaPool *arena, void *mark)
- {
- PR_ARENA_RELEASE(arena, mark);
- }
-
-