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/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
/*
* 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);
}