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 | 168 |
1 files changed, 168 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..d75c0be26 --- /dev/null +++ b/security/nss/lib/libpkix/pkix_pl_nss/system/pkix_pl_mem.c @@ -0,0 +1,168 @@ +/* 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 + * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ +/* + * 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); +} |