diff options
Diffstat (limited to 'security/nss/lib/libpkix/pkix_pl_nss/system/pkix_pl_mem.c')
| -rwxr-xr-x | security/nss/lib/libpkix/pkix_pl_nss/system/pkix_pl_mem.c | 201 |
1 files changed, 201 insertions, 0 deletions
diff --git a/security/nss/lib/libpkix/pkix_pl_nss/system/pkix_pl_mem.c b/security/nss/lib/libpkix/pkix_pl_nss/system/pkix_pl_mem.c new file mode 100755 index 000000000..90873fc62 --- /dev/null +++ b/security/nss/lib/libpkix/pkix_pl_nss/system/pkix_pl_mem.c @@ -0,0 +1,201 @@ +/* ***** BEGIN LICENSE BLOCK ***** + * Version: MPL 1.1/GPL 2.0/LGPL 2.1 + * + * 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 PKIX-C library. + * + * The Initial Developer of the Original Code is + * Sun Microsystems, Inc. + * Portions created by the Initial Developer are + * Copyright 2004-2007 Sun Microsystems, Inc. All Rights Reserved. + * + * Contributor(s): + * Sun Microsystems, Inc. + * + * Alternatively, the contents of this file may be used under the terms of + * either the GNU General Public License Version 2 or later (the "GPL"), or + * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"), + * in which case the provisions of the GPL or the LGPL are applicable instead + * of those above. If you wish to allow use of your version of this file only + * under the terms of either the GPL or the LGPL, and not to allow others to + * use your version of this file under the terms of the MPL, indicate your + * decision by deleting the provisions above and replace them with the notice + * and other provisions required by the GPL or the LGPL. If you do not delete + * the provisions above, a recipient may use your version of this file under + * the terms of any one of the MPL, the GPL or the LGPL. + * + * ***** END LICENSE BLOCK ***** */ +/* + * pkix_pl_mem.c + * + * Memory Management Functions + * + */ + +#include "pkix_pl_mem.h" + +/* + * FUNCTION: PKIX_PL_Malloc (see comments in pkix_pl_system.h) + */ +PKIX_Error * +PKIX_PL_Malloc( + PKIX_UInt32 size, + void **pMemory, + void *plContext) +{ + PKIX_PL_NssContext *nssContext = NULL; + void *result = NULL; + + PKIX_ENTER(MEM, "PKIX_PL_Malloc"); + PKIX_NULLCHECK_ONE(pMemory); + + if (size == 0){ + *pMemory = NULL; + } else { + + nssContext = (PKIX_PL_NssContext *)plContext; + + if (nssContext != NULL && nssContext->arena != NULL) { + PKIX_MEM_DEBUG("\tCalling PORT_ArenaAlloc.\n"); + *pMemory = PORT_ArenaAlloc(nssContext->arena, size); + } else { + PKIX_MEM_DEBUG("\tCalling PR_Malloc.\n"); + result = (void *) PR_Malloc(size); + + if (result == NULL) { + PKIX_MEM_DEBUG("Fatal Error Occurred: " + "PR_Malloc failed.\n"); + PKIX_ERROR_ALLOC_ERROR(); + } else { + *pMemory = result; + } + } + } + +cleanup: + PKIX_RETURN(MEM); +} + +/* + * FUNCTION: PKIX_PL_Calloc (see comments in pkix_pl_system.h) + */ +PKIX_Error * +PKIX_PL_Calloc( + PKIX_UInt32 nElem, + PKIX_UInt32 elSize, + void **pMemory, + void *plContext) +{ + PKIX_PL_NssContext *nssContext = NULL; + void *result = NULL; + + PKIX_ENTER(MEM, "PKIX_PL_Calloc"); + PKIX_NULLCHECK_ONE(pMemory); + + if ((nElem == 0) || (elSize == 0)){ + *pMemory = NULL; + } else { + + nssContext = (PKIX_PL_NssContext *)plContext; + + if (nssContext != NULL && nssContext->arena != NULL) { + PKIX_MEM_DEBUG("\tCalling PORT_ArenaAlloc.\n"); + *pMemory = PORT_ArenaAlloc(nssContext->arena, elSize); + } else { + PKIX_MEM_DEBUG("\tCalling PR_Calloc.\n"); + result = (void *) PR_Calloc(nElem, elSize); + + if (result == NULL) { + PKIX_MEM_DEBUG("Fatal Error Occurred: " + "PR_Calloc failed.\n"); + PKIX_ERROR_ALLOC_ERROR(); + } else { + *pMemory = result; + } + } + } + +cleanup: + + PKIX_RETURN(MEM); +} + +/* + * FUNCTION: PKIX_PL_Realloc (see comments in pkix_pl_system.h) + */ +PKIX_Error * +PKIX_PL_Realloc( + void *ptr, + PKIX_UInt32 size, + void **pMemory, + void *plContext) +{ + PKIX_PL_NssContext *nssContext = NULL; + void *result = NULL; + + PKIX_ENTER(MEM, "PKIX_PL_Realloc"); + PKIX_NULLCHECK_ONE(pMemory); + + nssContext = (PKIX_PL_NssContext *)plContext; + + if (nssContext != NULL && nssContext->arena != NULL) { + PKIX_MEM_DEBUG("\tCalling PORT_ArenaAlloc.\n"); + result = PORT_ArenaAlloc(nssContext->arena, size); + + if (result){ + PKIX_MEM_DEBUG("\tCalling PORT_Memcpy.\n"); + PORT_Memcpy(result, ptr, size); + } + *pMemory = result; + } else { + PKIX_MEM_DEBUG("\tCalling PR_Realloc.\n"); + result = (void *) PR_Realloc(ptr, size); + + if (result == NULL) { + if (size == 0){ + *pMemory = NULL; + } else { + PKIX_MEM_DEBUG + ("Fatal Error Occurred: " + "PR_Realloc failed.\n"); + PKIX_ERROR_ALLOC_ERROR(); + } + } else { + *pMemory = result; + } + } + +cleanup: + + PKIX_RETURN(MEM); +} + +/* + * FUNCTION: PKIX_PL_Free (see comments in pkix_pl_system.h) + */ +PKIX_Error * +PKIX_PL_Free( + void *ptr, + /* ARGSUSED */ void *plContext) +{ + PKIX_PL_NssContext *context = NULL; + + PKIX_ENTER(MEM, "PKIX_PL_Free"); + + context = (PKIX_PL_NssContext *) plContext; + if (context == NULL || context->arena == NULL) { + PKIX_MEM_DEBUG("\tCalling PR_Free.\n"); + (void) PR_Free(ptr); + } + + PKIX_RETURN(MEM); +} |