Change the NSS and NSPR source tree to the new directory structure to be

mozilla/security/nss/lib/libpkix/pkix_pl_nss/pki/pkix_pl_nameconstraints.c

Index: mozilla/security/nss/lib/libpkix/pkix_pl_nss/pki/pkix_pl_nameconstraints.c
===================================================================
--- mozilla/security/nss/lib/libpkix/pkix_pl_nss/pki/pkix_pl_nameconstraints.c	(revision 191424)
+++ mozilla/security/nss/lib/libpkix/pkix_pl_nss/pki/pkix_pl_nameconstraints.c	(working copy)
@@ -1,1274 +0,0 @@
-/* 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_nameconstraints.c
- *
- * Name Constraints Object Functions Definitions
- *
- */
-
-#include "pkix_pl_nameconstraints.h"
-
-
-/* --Private-NameConstraints-Functions----------------------------- */
-
-/*
- * FUNCTION: pkix_pl_CertNameConstraints_GetPermitted
- * DESCRIPTION:
- *
- *  This function retrieve name constraints permitted list from NSS
- *  data in "nameConstraints" and returns a PKIX_PL_GeneralName list
- *  in "pPermittedList".
- *
- * PARAMETERS
- *  "nameConstraints"
- *      Address of CertNameConstraints which has a pointer to
- *      CERTNameConstraints data. Must be non-NULL.
- *  "pPermittedList"
- *      Address where returned permitted name list is stored. Must be non-NULL.
- *  "plContext" - Platform-specific context pointer.
- * THREAD SAFETY:
- *  Conditionally Thread Safe
- *      (see Thread Safety Definitions in Programmer's Guide)
- * RETURNS:
- *  Returns NULL if the function succeeds.
- *  Returns a NameConstraints Error if the function fails in a
- *  non-fatal way.
- *  Returns a Fatal Error if the function fails in an unrecoverable way.
- */
-static PKIX_Error *
-pkix_pl_CertNameConstraints_GetPermitted(
-        PKIX_PL_CertNameConstraints *nameConstraints,
-        PKIX_List **pPermittedList,
-        void *plContext)
-{
-        CERTNameConstraints *nssNameConstraints = NULL;
-        CERTNameConstraints **nssNameConstraintsList = NULL;
-        CERTNameConstraint *nssPermitted = NULL;
-        CERTNameConstraint *firstPermitted = NULL;
-        PKIX_List *permittedList = NULL;
-        PKIX_PL_GeneralName *name = NULL;
-        PKIX_UInt32 numItems = 0;
-        PKIX_UInt32 i;
-
-        PKIX_ENTER(CERTNAMECONSTRAINTS,
-                "pkix_pl_CertNameConstraints_GetPermitted");
-        PKIX_NULLCHECK_TWO(nameConstraints, pPermittedList);
-
-        /*
-         * nssNameConstraints is an array of CERTNameConstraints
-         * pointers where CERTNameConstraints keep its permitted and excluded
-         * lists as pointer array of CERTNameConstraint.
-         */
-
-        if (nameConstraints->permittedList == NULL) {
-
-            PKIX_OBJECT_LOCK(nameConstraints);
-
-            if (nameConstraints->permittedList == NULL) {
-
-                PKIX_CHECK(PKIX_List_Create(&permittedList, plContext),
-                        PKIX_LISTCREATEFAILED);
-
-                numItems = nameConstraints->numNssNameConstraints;
-                nssNameConstraintsList =
-                        nameConstraints->nssNameConstraintsList;
-
-                for (i = 0; i < numItems; i++) {
-
-                    PKIX_NULLCHECK_ONE(nssNameConstraintsList);
-                    nssNameConstraints = *(nssNameConstraintsList + i);
-                    PKIX_NULLCHECK_ONE(nssNameConstraints);
-
-                    if (nssNameConstraints->permited != NULL) {
-
-                        nssPermitted = nssNameConstraints->permited;
-                        firstPermitted = nssPermitted;
-
-                        do {
-
-                            PKIX_CHECK(pkix_pl_GeneralName_Create
-                                (&nssPermitted->name, &name, plContext),
-                                PKIX_GENERALNAMECREATEFAILED);
-
-                            PKIX_CHECK(PKIX_List_AppendItem
-                                (permittedList,
-                                (PKIX_PL_Object *)name,
-                                plContext),
-                                PKIX_LISTAPPENDITEMFAILED);
-
-                            PKIX_DECREF(name);
-
-                            PKIX_CERTNAMECONSTRAINTS_DEBUG
-                                ("\t\tCalling CERT_GetNextNameConstraint\n");
-                            nssPermitted = CERT_GetNextNameConstraint
-                                (nssPermitted);
-
-                        } while (nssPermitted != firstPermitted);
-
-                    }
-                }
-
-                PKIX_CHECK(PKIX_List_SetImmutable(permittedList, plContext),
-                            PKIX_LISTSETIMMUTABLEFAILED);
-
-                nameConstraints->permittedList = permittedList;
-
-            }
-
-            PKIX_OBJECT_UNLOCK(nameConstraints);
-
-        }
-
-        PKIX_INCREF(nameConstraints->permittedList);
-
-        *pPermittedList = nameConstraints->permittedList;
-
-cleanup:
-
-        PKIX_RETURN(CERTNAMECONSTRAINTS);
-}
-
-/*
- * FUNCTION: pkix_pl_CertNameConstraints_GetExcluded
- * DESCRIPTION:
- *
- *  This function retrieve name constraints excluded list from NSS
- *  data in "nameConstraints" and returns a PKIX_PL_GeneralName list
- *  in "pExcludedList".
- *
- * PARAMETERS
- *  "nameConstraints"
- *      Address of CertNameConstraints which has a pointer to NSS data.
- *      Must be non-NULL.
- *  "pPermittedList"
- *      Address where returned excluded name list is stored. Must be non-NULL.
- *  "plContext" - Platform-specific context pointer.
- * THREAD SAFETY:
- *  Conditionally Thread Safe
- *      (see Thread Safety Definitions in Programmer's Guide)
- * RETURNS:
- *  Returns NULL if the function succeeds.
- *  Returns a NameConstraints Error if the function fails in a
- *  non-fatal way.
- *  Returns a Fatal Error if the function fails in an unrecoverable way.
- */
-static PKIX_Error *
-pkix_pl_CertNameConstraints_GetExcluded(
-        PKIX_PL_CertNameConstraints *nameConstraints,
-        PKIX_List **pExcludedList,
-        void *plContext)
-{
-        CERTNameConstraints *nssNameConstraints = NULL;
-        CERTNameConstraints **nssNameConstraintsList = NULL;
-        CERTNameConstraint *nssExcluded = NULL;
-        CERTNameConstraint *firstExcluded = NULL;
-        PKIX_List *excludedList = NULL;
-        PKIX_PL_GeneralName *name = NULL;
-        PKIX_UInt32 numItems = 0;
-        PKIX_UInt32 i;
-
-        PKIX_ENTER(CERTNAMECONSTRAINTS,
-                "pkix_pl_CertNameConstraints_GetExcluded");
-        PKIX_NULLCHECK_TWO(nameConstraints, pExcludedList);
-
-        if (nameConstraints->excludedList == NULL) {
-
-            PKIX_OBJECT_LOCK(nameConstraints);
-
-            if (nameConstraints->excludedList == NULL) {
-
-                PKIX_CHECK(PKIX_List_Create(&excludedList, plContext),
-                            PKIX_LISTCREATEFAILED);
-
-                numItems = nameConstraints->numNssNameConstraints;
-                nssNameConstraintsList =
-                        nameConstraints->nssNameConstraintsList;
-
-                for (i = 0; i < numItems; i++) {
-
-                    PKIX_NULLCHECK_ONE(nssNameConstraintsList);
-                    nssNameConstraints = *(nssNameConstraintsList + i);
-                    PKIX_NULLCHECK_ONE(nssNameConstraints);
-
-                    if (nssNameConstraints->excluded != NULL) {
-
-                        nssExcluded = nssNameConstraints->excluded;
-                        firstExcluded = nssExcluded;
-
-                        do {
-
-                            PKIX_CHECK(pkix_pl_GeneralName_Create
-                                (&nssExcluded->name, &name, plContext),
-                                PKIX_GENERALNAMECREATEFAILED);
-
-                            PKIX_CHECK(PKIX_List_AppendItem
-                                (excludedList,
-                                (PKIX_PL_Object *)name,
-                                plContext),
-                                PKIX_LISTAPPENDITEMFAILED);
-
-                            PKIX_DECREF(name);
-
-                            PKIX_CERTNAMECONSTRAINTS_DEBUG
-                                ("\t\tCalling CERT_GetNextNameConstraint\n");
-                            nssExcluded = CERT_GetNextNameConstraint
-                                (nssExcluded);
-
-                        } while (nssExcluded != firstExcluded);
-
-                    }
-
-                }
-                PKIX_CHECK(PKIX_List_SetImmutable(excludedList, plContext),
-                            PKIX_LISTSETIMMUTABLEFAILED);
-
-                nameConstraints->excludedList = excludedList;
-
-            }
-
-            PKIX_OBJECT_UNLOCK(nameConstraints);
-        }
-
-        PKIX_INCREF(nameConstraints->excludedList);
-
-        *pExcludedList = nameConstraints->excludedList;
-
-cleanup:
-
-        PKIX_RETURN(CERTNAMECONSTRAINTS);
-}
-
-/*
- * FUNCTION: pkix_pl_CertNameConstraints_CheckNameSpaceNssNames
- * DESCRIPTION:
- *
- *  This function checks if CERTGeneralNames in "nssSubjectNames" comply
- *  with the permitted and excluded names in "nameConstraints". It returns
- *  PKIX_TRUE in "pCheckPass", if the Names satify the name space of the
- *  permitted list and if the Names are not in the excluded list. Otherwise,
- *  it returns PKIX_FALSE.
- *
- * PARAMETERS
- *  "nssSubjectNames"
- *      List of CERTGeneralName that nameConstraints verification is based on.
- *  "nameConstraints"
- *      Address of CertNameConstraints that provides lists of permitted
- *      and excluded names. Must be non-NULL.
- *  "pCheckPass"
- *      Address where PKIX_TRUE is returned if the all names in "nameList" are
- *      valid.
- *  "plContext" - Platform-specific context pointer.
- * THREAD SAFETY:
- *  Thread Safe (see Thread Safety Definitions in Programmer's Guide)
- * RETURNS:
- *  Returns NULL if the function succeeds.
- *  Returns a NameConstraints Error if the function fails in a
- *  non-fatal way.
- *  Returns a Fatal Error if the function fails in an unrecoverable way.
- */
-PKIX_Error *
-pkix_pl_CertNameConstraints_CheckNameSpaceNssNames(
-        CERTGeneralName *nssSubjectNames,
-        PKIX_PL_CertNameConstraints *nameConstraints,
-        PKIX_Boolean *pCheckPass,
-        void *plContext)
-{
-        CERTNameConstraints **nssNameConstraintsList = NULL;
-        CERTNameConstraints *nssNameConstraints = NULL;
-        CERTGeneralName *nssMatchName = NULL;
-        PRArenaPool *arena = NULL;
-        PKIX_UInt32 numItems = 0;
-        PKIX_UInt32 i;
-        SECStatus status = SECSuccess;
-
-        PKIX_ENTER(CERTNAMECONSTRAINTS,
-                "pkix_pl_CertNameConstraints_CheckNameSpaceNssNames");
-        PKIX_NULLCHECK_THREE(nssSubjectNames, nameConstraints, pCheckPass);
-
-        *pCheckPass = PKIX_TRUE;
-
-        PKIX_CERTNAMECONSTRAINTS_DEBUG("\t\tCalling PORT_NewArena\n");
-        arena = PORT_NewArena(DER_DEFAULT_CHUNKSIZE);
-        if (arena == NULL) {
-                PKIX_ERROR(PKIX_OUTOFMEMORY);
-        }
-
-        nssMatchName = nssSubjectNames;
-        nssNameConstraintsList = nameConstraints->nssNameConstraintsList;
-
-        /*
-         * CERTNameConstraint items in each permitted or excluded list
-         * is verified as OR condition. That means, if one item matched,
-         * then the checking on the remaining items on the list is skipped.
-         * (see NSS cert_CompareNameWithConstraints(...)).
-         * Items on PKIX_PL_NameConstraint's nssNameConstraints are verified
-         * as AND condition. PKIX_PL_NameConstraint keeps an array of pointers
-         * of CERTNameConstraints resulting from merging multiple
-         * PKIX_PL_NameConstraints. Since each CERTNameConstraint are created
-         * for different entity, a union condition of these entities then is
-         * performed.
-         */
-
-        do {
-
-            numItems = nameConstraints->numNssNameConstraints;
-
-            for (i = 0; i < numItems; i++) {
-
-                PKIX_NULLCHECK_ONE(nssNameConstraintsList);
-                nssNameConstraints = *(nssNameConstraintsList + i);
-                PKIX_NULLCHECK_ONE(nssNameConstraints);
-
-                PKIX_CERTNAMECONSTRAINTS_DEBUG
-                        ("\t\tCalling CERT_CheckNameSpace\n");
-                status = CERT_CheckNameSpace
-                        (arena, nssNameConstraints, nssMatchName);
-                if (status != SECSuccess) {
-                        break;
-                }
-
-            }
-
-            if (status != SECSuccess) {
-                    break;
-            }
-
-            PKIX_CERTNAMECONSTRAINTS_DEBUG
-                    ("\t\tCalling CERT_GetNextGeneralName\n");
-            nssMatchName = CERT_GetNextGeneralName(nssMatchName);
-
-        } while (nssMatchName != nssSubjectNames);
-
-        if (status == SECFailure) {
-
-                *pCheckPass = PKIX_FALSE;
-        }
-
-cleanup:
-
-        if (arena){
-                PKIX_CERTNAMECONSTRAINTS_DEBUG
-                        ("\t\tCalling PORT_FreeArena).\n");
-                PORT_FreeArena(arena, PR_FALSE);
-        }
-
-        PKIX_RETURN(CERTNAMECONSTRAINTS);
-}
-
-/*
- * FUNCTION: pkix_pl_NameConstraints_Destroy
- * (see comments for PKIX_PL_DestructorCallback in pkix_pl_system.h)
- */
-static PKIX_Error *
-pkix_pl_CertNameConstraints_Destroy(
-        PKIX_PL_Object *object,
-        void *plContext)
-{
-        PKIX_PL_CertNameConstraints *nameConstraints = NULL;
-
-        PKIX_ENTER(CERTNAMECONSTRAINTS, "pkix_pl_CertNameConstraints_Destroy");
-        PKIX_NULLCHECK_ONE(object);
-
-        PKIX_CHECK(pkix_CheckType
-                (object, PKIX_CERTNAMECONSTRAINTS_TYPE, plContext),
-                PKIX_OBJECTNOTCERTNAMECONSTRAINTS);
-
-        nameConstraints = (PKIX_PL_CertNameConstraints *)object;
-
-        PKIX_CHECK(PKIX_PL_Free
-                    (nameConstraints->nssNameConstraintsList, plContext),
-                    PKIX_FREEFAILED);
-
-        if (nameConstraints->arena){
-                PKIX_CERTNAMECONSTRAINTS_DEBUG
-                        ("\t\tCalling PORT_FreeArena).\n");
-                PORT_FreeArena(nameConstraints->arena, PR_FALSE);
-                nameConstraints->arena = NULL;
-        }
-
-        PKIX_DECREF(nameConstraints->permittedList);
-        PKIX_DECREF(nameConstraints->excludedList);
-
-cleanup:
-
-        PKIX_RETURN(CERTNAMECONSTRAINTS);
-}
-
-/*
- * FUNCTION: pkix_pl_CertNameConstraints_ToString_Helper
- * DESCRIPTION:
- *
- *  Helper function that creates a string representation of the object
- *  NameConstraints and stores it at "pString".
- *
- * PARAMETERS
- *  "nameConstraints"
- *      Address of CertNameConstraints whose string representation is
- *      desired. Must be non-NULL.
- *  "pString"
- *      Address where string object pointer will be stored. Must be non-NULL.
- *  "plContext" - Platform-specific context pointer.
- * THREAD SAFETY:
- *  Thread Safe (see Thread Safety Definitions in Programmer's Guide)
- * RETURNS:
- *  Returns NULL if the function succeeds.
- *  Returns a NameConstraints Error if the function fails in a
- *  non-fatal way.
- *  Returns a Fatal Error if the function fails in an unrecoverable way.
- */
-static PKIX_Error *
-pkix_pl_CertNameConstraints_ToString_Helper(
-        PKIX_PL_CertNameConstraints *nameConstraints,
-        PKIX_PL_String **pString,
-        void *plContext)
-{
-        char *asciiFormat = NULL;
-        PKIX_PL_String *formatString = NULL;
-        PKIX_List *permittedList = NULL;
-        PKIX_List *excludedList = NULL;
-        PKIX_PL_String *permittedListString = NULL;
-        PKIX_PL_String *excludedListString = NULL;
-        PKIX_PL_String *nameConstraintsString = NULL;
-
-        PKIX_ENTER(CERTNAMECONSTRAINTS,
-                    "pkix_pl_CertNameConstraints_ToString_Helper");
-        PKIX_NULLCHECK_TWO(nameConstraints, pString);
-
-        asciiFormat =
-                "[\n"
-                "\t\tPermitted Name:  %s\n"
-                "\t\tExcluded Name:   %s\n"
-                "\t]\n";
-
-        PKIX_CHECK(PKIX_PL_String_Create
-                    (PKIX_ESCASCII,
-                    asciiFormat,
-                    0,
-                    &formatString,
-                    plContext),
-                    PKIX_STRINGCREATEFAILED);
-
-        PKIX_CHECK(pkix_pl_CertNameConstraints_GetPermitted
-                    (nameConstraints, &permittedList, plContext),
-                    PKIX_CERTNAMECONSTRAINTSGETPERMITTEDFAILED);
-
-        PKIX_TOSTRING(permittedList, &permittedListString, plContext,
-                    PKIX_LISTTOSTRINGFAILED);
-
-        PKIX_CHECK(pkix_pl_CertNameConstraints_GetExcluded
-                    (nameConstraints, &excludedList, plContext),
-                    PKIX_CERTNAMECONSTRAINTSGETEXCLUDEDFAILED);
-
-        PKIX_TOSTRING(excludedList, &excludedListString, plContext,
-                    PKIX_LISTTOSTRINGFAILED);
-
-        PKIX_CHECK(PKIX_PL_Sprintf
-                    (&nameConstraintsString,
-                    plContext,
-                    formatString,
-                    permittedListString,
-                    excludedListString),
-                    PKIX_SPRINTFFAILED);
-
-        *pString = nameConstraintsString;
-
-cleanup:
-
-        PKIX_DECREF(formatString);
-        PKIX_DECREF(permittedList);
-        PKIX_DECREF(excludedList);
-        PKIX_DECREF(permittedListString);
-        PKIX_DECREF(excludedListString);
-
-        PKIX_RETURN(CERTNAMECONSTRAINTS);
-}
-
-/*
- * FUNCTION: pkix_pl_CertNameConstraints_ToString
- * (see comments for PKIX_PL_ToStringCallback in pkix_pl_system.h)
- */
-static PKIX_Error *
-pkix_pl_CertNameConstraints_ToString(
-        PKIX_PL_Object *object,
-        PKIX_PL_String **pString,
-        void *plContext)
-{
-        PKIX_PL_String *nameConstraintsString = NULL;
-        PKIX_PL_CertNameConstraints *nameConstraints = NULL;
-
-        PKIX_ENTER(CERTNAMECONSTRAINTS, "pkix_pl_CertNameConstraints_ToString");
-        PKIX_NULLCHECK_TWO(object, pString);
-
-        PKIX_CHECK(pkix_CheckType(
-                    object, PKIX_CERTNAMECONSTRAINTS_TYPE, plContext),
-                    PKIX_OBJECTNOTCERTNAMECONSTRAINTS);
-
-        nameConstraints = (PKIX_PL_CertNameConstraints *)object;
-
-        PKIX_CHECK(pkix_pl_CertNameConstraints_ToString_Helper
-                    (nameConstraints, &nameConstraintsString, plContext),
-                    PKIX_CERTNAMECONSTRAINTSTOSTRINGHELPERFAILED);
-
-        *pString = nameConstraintsString;
-
-cleanup:
-
-        PKIX_RETURN(CERTNAMECONSTRAINTS);
-}
-
-/*
- * FUNCTION: pkix_pl_CertNameConstraints_Hashcode
- * (see comments for PKIX_PL_HashcodeCallback in pkix_pl_system.h)
- */
-static PKIX_Error *
-pkix_pl_CertNameConstraints_Hashcode(
-        PKIX_PL_Object *object,
-        PKIX_UInt32 *pHashcode,
-        void *plContext)
-{
-        PKIX_PL_CertNameConstraints *nameConstraints = NULL;
-        PKIX_List *permittedList = NULL;
-        PKIX_List *excludedList = NULL;
-        PKIX_UInt32 permitHash = 0;
-        PKIX_UInt32 excludeHash = 0;
-
-        PKIX_ENTER(CERTNAMECONSTRAINTS, "pkix_pl_CertNameConstraints_Hashcode");
-        PKIX_NULLCHECK_TWO(object, pHashcode);
-
-        PKIX_CHECK(pkix_CheckType
-                    (object, PKIX_CERTNAMECONSTRAINTS_TYPE, plContext),
-                    PKIX_OBJECTNOTCERTNAMECONSTRAINTS);
-
-        nameConstraints = (PKIX_PL_CertNameConstraints *)object;
-
-        PKIX_CHECK(pkix_pl_CertNameConstraints_GetPermitted
-                    (nameConstraints, &permittedList, plContext),
-                    PKIX_CERTNAMECONSTRAINTSGETPERMITTEDFAILED);
-
-        PKIX_HASHCODE(permittedList, &permitHash, plContext,
-                    PKIX_OBJECTHASHCODEFAILED);
-
-        PKIX_CHECK(pkix_pl_CertNameConstraints_GetExcluded
-                    (nameConstraints, &excludedList, plContext),
-                    PKIX_CERTNAMECONSTRAINTSGETEXCLUDEDFAILED);
-
-        PKIX_HASHCODE(excludedList, &excludeHash, plContext,
-                    PKIX_OBJECTHASHCODEFAILED);
-
-        *pHashcode = (((permitHash << 7) + excludeHash) << 7) +
-                nameConstraints->numNssNameConstraints;
-
-cleanup:
-
-        PKIX_DECREF(permittedList);
-        PKIX_DECREF(excludedList);
-        PKIX_RETURN(CERTNAMECONSTRAINTS);
-}
-
-/*
- * FUNCTION: pkix_pl_CertNameConstraints_Equals
- * (see comments for PKIX_PL_Equals_Callback in pkix_pl_system.h)
- */
-static PKIX_Error *
-pkix_pl_CertNameConstraints_Equals(
-        PKIX_PL_Object *firstObject,
-        PKIX_PL_Object *secondObject,
-        PKIX_Boolean *pResult,
-        void *plContext)
-{
-        PKIX_PL_CertNameConstraints *firstNC = NULL;
-        PKIX_PL_CertNameConstraints *secondNC = NULL;
-        PKIX_List *firstPermittedList = NULL;
-        PKIX_List *secondPermittedList = NULL;
-        PKIX_List *firstExcludedList = NULL;
-        PKIX_List *secondExcludedList = NULL;
-        PKIX_UInt32 secondType;
-        PKIX_Boolean cmpResult = PKIX_FALSE;
-
-        PKIX_ENTER(CERTNAMECONSTRAINTS, "pkix_pl_CertNameConstraints_Equals");
-        PKIX_NULLCHECK_THREE(firstObject, secondObject, pResult);
-
-        /* test that firstObject is a CertNameConstraints */
-        PKIX_CHECK(pkix_CheckType
-                (firstObject, PKIX_CERTNAMECONSTRAINTS_TYPE, plContext),
-                PKIX_FIRSTOBJECTNOTCERTNAMECONSTRAINTS);
-
-        firstNC = (PKIX_PL_CertNameConstraints *)firstObject;
-        secondNC = (PKIX_PL_CertNameConstraints *)secondObject;
-
-        /*
-         * Since we know firstObject is a CertNameConstraints, if both
-         * references are identical, they must be equal
-         */
-        if (firstNC == secondNC){
-                *pResult = PKIX_TRUE;
-                goto cleanup;
-        }
-
-        /*
-         * If secondNC isn't a CertNameConstraints, we don't throw an error.
-         * We simply return a Boolean result of FALSE
-         */
-        *pResult = PKIX_FALSE;
-
-        PKIX_CHECK(PKIX_PL_Object_GetType
-                    ((PKIX_PL_Object *)secondNC, &secondType, plContext),
-                    PKIX_COULDNOTGETTYPEOFSECONDARGUMENT);
-
-        if (secondType != PKIX_CERTNAMECONSTRAINTS_TYPE) {
-                goto cleanup;
-        }
-
-        PKIX_CHECK(pkix_pl_CertNameConstraints_GetPermitted
-                    (firstNC, &firstPermittedList, plContext),
-                    PKIX_CERTNAMECONSTRAINTSGETPERMITTEDFAILED);
-
-        PKIX_CHECK(pkix_pl_CertNameConstraints_GetPermitted
-                    (secondNC, &secondPermittedList, plContext),
-                    PKIX_CERTNAMECONSTRAINTSGETPERMITTEDFAILED);
-
-        PKIX_EQUALS
-                (firstPermittedList, secondPermittedList, &cmpResult, plContext,
-                PKIX_OBJECTEQUALSFAILED);
-
-        if (cmpResult != PKIX_TRUE) {
-                goto cleanup;
-        }
-
-        PKIX_CHECK(pkix_pl_CertNameConstraints_GetExcluded
-                    (firstNC, &firstExcludedList, plContext),
-                    PKIX_CERTNAMECONSTRAINTSGETEXCLUDEDFAILED);
-
-        PKIX_CHECK(pkix_pl_CertNameConstraints_GetExcluded
-                    (secondNC, &secondExcludedList, plContext),
-                    PKIX_CERTNAMECONSTRAINTSGETEXCLUDEDFAILED);
-
-        PKIX_EQUALS
-                (firstExcludedList, secondExcludedList, &cmpResult, plContext,
-                PKIX_OBJECTEQUALSFAILED);
-
-        if (cmpResult != PKIX_TRUE) {
-                goto cleanup;
-        }
-
-        /*
-         * numNssNameConstraints is not checked because it is basically a
-         * merge count, it cannot determine the data equality.
-         */
-
-        *pResult = PKIX_TRUE;
-
-cleanup:
-
-        PKIX_DECREF(firstPermittedList);
-        PKIX_DECREF(secondPermittedList);
-        PKIX_DECREF(firstExcludedList);
-        PKIX_DECREF(secondExcludedList);
-
-        PKIX_RETURN(CERTNAMECONSTRAINTS);
-}
-
-/*
- * FUNCTION: pkix_pl_CertNameConstraints_RegisterSelf
- * DESCRIPTION:
- *  Registers PKIX_CERTNAMECONSTRAINTS_TYPE and its related functions with
- *  systemClasses[]
- * THREAD SAFETY:
- *  Not Thread Safe - for performance and complexity reasons
- *
- *  Since this function is only called by PKIX_PL_Initialize, which should
- *  only be called once, it is acceptable that this function is not
- *  thread-safe.
- */
-PKIX_Error *
-pkix_pl_CertNameConstraints_RegisterSelf(void *plContext)
-{
-        extern pkix_ClassTable_Entry systemClasses[PKIX_NUMTYPES];
-        pkix_ClassTable_Entry entry;
-
-        PKIX_ENTER(CERTNAMECONSTRAINTS,
-                    "pkix_pl_CertNameConstraints_RegisterSelf");
-
-        entry.description = "CertNameConstraints";
-        entry.objCounter = 0;
-        entry.typeObjectSize = sizeof(PKIX_PL_CertNameConstraints);
-        entry.destructor = pkix_pl_CertNameConstraints_Destroy;
-        entry.equalsFunction = pkix_pl_CertNameConstraints_Equals;
-        entry.hashcodeFunction = pkix_pl_CertNameConstraints_Hashcode;
-        entry.toStringFunction = pkix_pl_CertNameConstraints_ToString;
-        entry.comparator = NULL;
-        entry.duplicateFunction = pkix_duplicateImmutable;
-
-        systemClasses[PKIX_CERTNAMECONSTRAINTS_TYPE] = entry;
-
-        PKIX_RETURN(CERTNAMECONSTRAINTS);
-}
-
-/*
- * FUNCTION: pkix_pl_CertNameConstraints_Create_Helper
- *
- * DESCRIPTION:
- *  This function retrieves name constraints in "nssNameConstraints",
- *  converts and stores the result in a PKIX_PL_CertNameConstraints object.
- *
- * PARAMETERS
- *  "nssNameConstraints"
- *      Address of CERTNameConstraints that contains this object's data.
- *      Must be non-NULL.
- *  "pNameConstraints"
- *      Address where object pointer will be stored. Must be non-NULL.
- *      A NULL value will be returned if there is no Name Constraints extension.
- *  "plContext" - Platform-specific context pointer.
- *
- * THREAD SAFETY:
- *  Thread Safe (see Thread Safety Definitions in Programmer's Guide)
- *
- * RETURNS:
- *  Returns NULL if the function succeeds.
- *  Returns a NameConstraints Error if the function fails in a non-fatal way.
- *  Returns a Fatal Error if the function fails in an unrecoverable way.
- */
-static PKIX_Error *
-pkix_pl_CertNameConstraints_Create_Helper(
-        CERTNameConstraints *nssNameConstraints,
-        PKIX_PL_CertNameConstraints **pNameConstraints,
-        void *plContext)
-{
-        PKIX_PL_CertNameConstraints *nameConstraints = NULL;
-        CERTNameConstraints **nssNameConstraintPtr = NULL;
-
-        PKIX_ENTER(CERTNAMECONSTRAINTS,
-                    "pkix_pl_CertNameConstraints_Create_Helper");
-        PKIX_NULLCHECK_TWO(nssNameConstraints, pNameConstraints);
-
-        PKIX_CHECK(PKIX_PL_Object_Alloc
-                    (PKIX_CERTNAMECONSTRAINTS_TYPE,
-                    sizeof (PKIX_PL_CertNameConstraints),
-                    (PKIX_PL_Object **)&nameConstraints,
-                    plContext),
-                    PKIX_COULDNOTCREATECERTNAMECONSTRAINTSOBJECT);
-
-        PKIX_CHECK(PKIX_PL_Malloc
-                    (sizeof (CERTNameConstraint *),
-                    (void *)&nssNameConstraintPtr,
-                    plContext),
-                    PKIX_MALLOCFAILED);
-
-        nameConstraints->numNssNameConstraints = 1;
-        nameConstraints->nssNameConstraintsList = nssNameConstraintPtr;
-        *nssNameConstraintPtr = nssNameConstraints;
-
-        nameConstraints->permittedList = NULL;
-        nameConstraints->excludedList = NULL;
-        nameConstraints->arena = NULL;
-
-        *pNameConstraints = nameConstraints;
-
-cleanup:
-
-        if (PKIX_ERROR_RECEIVED){
-                PKIX_DECREF(nameConstraints);
-        }
-
-        PKIX_RETURN(CERTNAMECONSTRAINTS);
-}
-
-/*
- * FUNCTION: pkix_pl_CertNameConstraints_Create
- *
- * DESCRIPTION:
- *  function that allocates and initialize the object CertNameConstraints.
- *
- * PARAMETERS
- *  "nssCert"
- *      Address of CERT that contains this object's data.
- *      Must be non-NULL.
- *  "pNameConstraints"
- *      Address where object pointer will be stored. Must be non-NULL.
- *      A NULL value will be returned if there is no Name Constraints extension.
- *  "plContext" - Platform-specific context pointer.
- *
- * THREAD SAFETY:
- *  Thread Safe (see Thread Safety Definitions in Programmer's Guide)
- *
- * RETURNS:
- *  Returns NULL if the function succeeds.
- *  Returns a NameConstraints Error if the function fails in a non-fatal way.
- *  Returns a Fatal Error if the function fails in an unrecoverable way.
- */
-PKIX_Error *
-pkix_pl_CertNameConstraints_Create(
-        CERTCertificate *nssCert,
-        PKIX_PL_CertNameConstraints **pNameConstraints,
-        void *plContext)
-{
-        PKIX_PL_CertNameConstraints *nameConstraints = NULL;
-        CERTNameConstraints *nssNameConstraints = NULL;
-        PLArenaPool *arena = NULL;
-        SECStatus status;
-
-        PKIX_ENTER(CERTNAMECONSTRAINTS, "pkix_pl_CertNameConstraints_Create");
-        PKIX_NULLCHECK_THREE(nssCert, pNameConstraints, nssCert->arena);
-
-        PKIX_CERTNAMECONSTRAINTS_DEBUG("\t\tCalling PORT_NewArena).\n");
-        arena = PORT_NewArena(DER_DEFAULT_CHUNKSIZE);
-        if (arena == NULL) {
-                PKIX_ERROR(PKIX_OUTOFMEMORY);
-        }
-
-        PKIX_CERTNAMECONSTRAINTS_DEBUG
-                ("\t\tCalling CERT_FindNameConstraintsExten\n");
-        status = CERT_FindNameConstraintsExten
-                (arena, nssCert, &nssNameConstraints);
-
-        if (status != SECSuccess) {
-                PKIX_ERROR(PKIX_DECODINGCERTNAMECONSTRAINTSFAILED);
-        }
-
-        if (nssNameConstraints == NULL) {
-                *pNameConstraints = NULL;
-                if (arena){
-                        PKIX_CERTNAMECONSTRAINTS_DEBUG
-                                ("\t\tCalling PORT_FreeArena).\n");
-                        PORT_FreeArena(arena, PR_FALSE);
-                }
-                goto cleanup;
-        }
-
-        PKIX_CHECK(pkix_pl_CertNameConstraints_Create_Helper
-                    (nssNameConstraints, &nameConstraints, plContext),
-                    PKIX_CERTNAMECONSTRAINTSCREATEHELPERFAILED);
-
-        nameConstraints->arena = arena;
-
-        *pNameConstraints = nameConstraints;
-
-cleanup:
-
-        if (PKIX_ERROR_RECEIVED){
-                if (arena){
-                        PKIX_CERTNAMECONSTRAINTS_DEBUG
-                                ("\t\tCalling PORT_FreeArena).\n");
-                        PORT_FreeArena(arena, PR_FALSE);
-                }
-        }
-
-        PKIX_RETURN(CERTNAMECONSTRAINTS);
-}
-
-/*
- * FUNCTION: pkix_pl_CertNameConstraints_CreateByMerge
- *
- * DESCRIPTION:
- *
- *  This function allocates and creates a PKIX_PL_NameConstraint object
- *  for merging. It also allocates CERTNameConstraints data space for the
- *  merged NSS NameConstraints data.
- *
- * PARAMETERS
- *  "pNameConstraints"
- *      Address where object pointer will be stored and returned.
- *      Must be non-NULL.
- *  "plContext" - Platform-specific context pointer.
- *
- * THREAD SAFETY:
- *  Thread Safe (see Thread Safety Definitions in Programmer's Guide)
- *
- * RETURNS:
- *  Returns NULL if the function succeeds.
- *  Returns a NameConstraints Error if the function fails in a non-fatal way.
- *  Returns a Fatal Error if the function fails in an unrecoverable way.
- */
-static PKIX_Error *
-pkix_pl_CertNameConstraints_CreateByMerge(
-        PKIX_PL_CertNameConstraints **pNameConstraints,
-        void *plContext)
-{
-        PKIX_PL_CertNameConstraints *nameConstraints = NULL;
-        CERTNameConstraints *nssNameConstraints = NULL;
-        PLArenaPool *arena = NULL;
-
-        PKIX_ENTER(CERTNAMECONSTRAINTS,
-                    "pkix_pl_CertNameConstraints_CreateByMerge");
-        PKIX_NULLCHECK_ONE(pNameConstraints);
-
-        PKIX_CERTNAMECONSTRAINTS_DEBUG("\t\tCalling PORT_NewArena).\n");
-        arena = PORT_NewArena(DER_DEFAULT_CHUNKSIZE);
-        if (arena == NULL) {
-                PKIX_ERROR(PKIX_OUTOFMEMORY);
-        }
-
-        PKIX_CERTNAMECONSTRAINTS_DEBUG("\t\tCalling PORT_ArenaZNew).\n");
-        nssNameConstraints = PORT_ArenaZNew(arena, CERTNameConstraints);
-        if (nssNameConstraints == NULL) {
-                PKIX_ERROR(PKIX_PORTARENAALLOCFAILED);
-        }
-
-        nssNameConstraints->permited = NULL;
-        nssNameConstraints->excluded = NULL;
-        nssNameConstraints->DERPermited = NULL;
-        nssNameConstraints->DERExcluded = NULL;
-
-        PKIX_CHECK(pkix_pl_CertNameConstraints_Create_Helper
-                    (nssNameConstraints, &nameConstraints, plContext),
-                    PKIX_CERTNAMECONSTRAINTSCREATEHELPERFAILED);
-
-        nameConstraints->arena = arena;
-
-        *pNameConstraints = nameConstraints;
-
-cleanup:
-
-        if (PKIX_ERROR_RECEIVED){
-                if (arena){
-                        PKIX_CERTNAMECONSTRAINTS_DEBUG
-                                ("\t\tCalling PORT_FreeArena).\n");
-                        PORT_FreeArena(arena, PR_FALSE);
-                }
-        }
-
-        PKIX_RETURN(CERTNAMECONSTRAINTS);
-}
-
-/*
- * FUNCTION: pkix_pl_CertNameConstraints_CopyNssNameConstraints
- *
- * DESCRIPTION:
- *
- *  This function allocates and copies data to a NSS CERTNameConstraints from
- *  the NameConstraints given by "srcNC" and stores the result at "pDestNC". It
- *  copies items on both the permitted and excluded lists, but not the
- *  DERPermited and DERExcluded.
- *
- * PARAMETERS
- *  "arena"
- *      Memory pool where object data is allocated from. Must be non-NULL.
- *  "srcNC"
- *      Address of the NameConstraints to copy from. Must be non-NULL.
- *  "pDestNC"
- *      Address where new copied object is stored and returned.
- *      Must be non-NULL.
- *  "plContext" - Platform-specific context pointer.
- *
- * THREAD SAFETY:
- *  Thread Safe (see Thread Safety Definitions in Programmer's Guide)
- *
- * RETURNS:
- *  Returns NULL if the function succeeds.
- *  Returns a NameConstraints Error if the function fails in a non-fatal way.
- *  Returns a Fatal Error if the function fails in an unrecoverable way.
- */
-static PKIX_Error *
-pkix_pl_CertNameConstraints_CopyNssNameConstraints(
-        PLArenaPool *arena,
-        CERTNameConstraints *srcNC,
-        CERTNameConstraints **pDestNC,
-        void *plContext)
-{
-        CERTNameConstraints *nssNameConstraints = NULL;
-        CERTNameConstraint *nssNameConstraintHead = NULL;
-        CERTNameConstraint *nssCurrent = NULL;
-        CERTNameConstraint *nssCopyTo = NULL;
-        CERTNameConstraint *nssCopyFrom = NULL;
-
-        PKIX_ENTER(CERTNAMECONSTRAINTS,
-                    "pkix_pl_CertNameConstraints_CopyNssNameConstraints");
-        PKIX_NULLCHECK_THREE(arena, srcNC, pDestNC);
-
-        PKIX_CERTNAMECONSTRAINTS_DEBUG("\t\tCalling PORT_ArenaZNew).\n");
-        nssNameConstraints = PORT_ArenaZNew(arena, CERTNameConstraints);
-        if (nssNameConstraints == NULL) {
-                PKIX_ERROR(PKIX_PORTARENAALLOCFAILED);
-        }
-
-        if (srcNC->permited) {
-
-            nssCopyFrom = srcNC->permited;
-
-            do {
-
-                nssCopyTo = NULL;
-                PKIX_CERTNAMECONSTRAINTS_DEBUG
-                        ("\t\tCalling CERT_CopyNameConstraint).\n");
-                nssCopyTo = CERT_CopyNameConstraint
-                        (arena, nssCopyTo, nssCopyFrom);
-                if (nssCopyTo == NULL) {
-                        PKIX_ERROR(PKIX_CERTCOPYNAMECONSTRAINTFAILED);
-                }
-                if (nssCurrent == NULL) {
-                        nssCurrent = nssNameConstraintHead = nssCopyTo;
-                } else {
-                        PKIX_CERTNAMECONSTRAINTS_DEBUG
-                                ("\t\tCalling CERT_AddNameConstraint).\n");
-                        nssCurrent = CERT_AddNameConstraint
-                                (nssCurrent, nssCopyTo);
-                }
-
-                PKIX_CERTNAMECONSTRAINTS_DEBUG
-                        ("\t\tCalling CERT_GetNextNameConstrain).\n");
-                nssCopyFrom = CERT_GetNextNameConstraint(nssCopyFrom);
-
-            } while (nssCopyFrom != srcNC->permited);
-
-            nssNameConstraints->permited = nssNameConstraintHead;
-        }
-
-        if (srcNC->excluded) {
-
-            nssCurrent = NULL;
-            nssCopyFrom = srcNC->excluded;
-
-            do {
-
-                /*
-                 * Cannot use CERT_DupGeneralNameList, which just increments
-                 * refcount. We need our own copy since arena is for each
-                 * PKIX_PL_NameConstraints. Perhaps contribute this code
-                 * as CERT_CopyGeneralNameList (in the future).
-                 */
-                nssCopyTo = NULL;
-                PKIX_CERTNAMECONSTRAINTS_DEBUG
-                        ("\t\tCalling CERT_CopyNameConstraint).\n");
-                nssCopyTo = CERT_CopyNameConstraint
-                        (arena, nssCopyTo, nssCopyFrom);
-                if (nssCopyTo == NULL) {
-                        PKIX_ERROR(PKIX_CERTCOPYNAMECONSTRAINTFAILED);
-                }
-                if (nssCurrent == NULL) {
-                        nssCurrent = nssNameConstraintHead = nssCopyTo;
-                } else {
-                        PKIX_CERTNAMECONSTRAINTS_DEBUG
-                                ("\t\tCalling CERT_AddNameConstraint).\n");
-                        nssCurrent = CERT_AddNameConstraint
-                                (nssCurrent, nssCopyTo);
-                }
-
-                PKIX_CERTNAMECONSTRAINTS_DEBUG
-                        ("\t\tCalling CERT_GetNextNameConstrain).\n");
-                nssCopyFrom = CERT_GetNextNameConstraint(nssCopyFrom);
-
-            } while (nssCopyFrom != srcNC->excluded);
-
-            nssNameConstraints->excluded = nssNameConstraintHead;
-        }
-
-        *pDestNC = nssNameConstraints;
-
-cleanup:
-
-        PKIX_RETURN(CERTNAMECONSTRAINTS);
-}
-
-/*
- * FUNCTION: pkix_pl_CertNameConstraints_Merge
- *
- * DESCRIPTION:
- *
- *  This function merges two NameConstraints pointed to by "firstNC" and
- *  "secondNC" and stores the result in "pMergedNC".
- *
- * PARAMETERS
- *  "firstNC"
- *      Address of the first NameConstraints to be merged. Must be non-NULL.
- *  "secondNC"
- *      Address of the second NameConstraints to be merged. Must be non-NULL.
- *  "pMergedNC"
- *      Address where the merge result is stored and returned. Must be non-NULL.
- *  "plContext" - Platform-specific context pointer.
- *
- * THREAD SAFETY:
- *  Thread Safe (see Thread Safety Definitions in Programmer's Guide)
- *
- * RETURNS:
- *  Returns NULL if the function succeeds.
- *  Returns a NameConstraints Error if the function fails in a non-fatal way.
- *  Returns a Fatal Error if the function fails in an unrecoverable way.
- */
-PKIX_Error *
-pkix_pl_CertNameConstraints_Merge(
-        PKIX_PL_CertNameConstraints *firstNC,
-        PKIX_PL_CertNameConstraints *secondNC,
-        PKIX_PL_CertNameConstraints **pMergedNC,
-        void *plContext)
-{
-        PKIX_PL_CertNameConstraints *nameConstraints = NULL;
-        CERTNameConstraints **nssNCto = NULL;
-        CERTNameConstraints **nssNCfrom = NULL;
-        CERTNameConstraints *nssNameConstraints = NULL;
-        PKIX_UInt32 numNssItems = 0;
-        PKIX_UInt32 i;
-
-        PKIX_ENTER(CERTNAMECONSTRAINTS, "pkix_pl_CertNameConstraints_Merge");
-        PKIX_NULLCHECK_THREE(firstNC, secondNC, pMergedNC);
-
-        PKIX_CHECK(pkix_pl_CertNameConstraints_CreateByMerge
-                    (&nameConstraints, plContext),
-                    PKIX_CERTNAMECONSTRAINTSCREATEBYMERGEFAILED);
-
-        /* Merge NSSCertConstraint lists */
-
-        numNssItems = firstNC->numNssNameConstraints +
-                    secondNC->numNssNameConstraints;
-
-        /* Free the default space (only one entry) allocated by create */
-        PKIX_CHECK(PKIX_PL_Free
-                    (nameConstraints->nssNameConstraintsList, plContext),
-                    PKIX_FREEFAILED);
-
-        /* Reallocate the size we need */
-        PKIX_CHECK(PKIX_PL_Malloc
-                    (numNssItems * sizeof (CERTNameConstraint *),
-                    (void *)&nssNCto,
-                    plContext),
-                    PKIX_MALLOCFAILED);
-
-        nameConstraints->nssNameConstraintsList = nssNCto;
-
-        nssNCfrom = firstNC->nssNameConstraintsList;
-
-        for (i = 0; i < firstNC->numNssNameConstraints; i++) {
-
-                PKIX_CHECK(pkix_pl_CertNameConstraints_CopyNssNameConstraints
-                        (nameConstraints->arena,
-                        *nssNCfrom,
-                        &nssNameConstraints,
-                        plContext),
-                        PKIX_CERTNAMECONSTRAINTSCOPYNSSNAMECONSTRAINTSFAILED);
-
-                *nssNCto = nssNameConstraints;
-
-                nssNCto++;
-                nssNCfrom++;
-        }
-
-        nssNCfrom = secondNC->nssNameConstraintsList;
-
-        for (i = 0; i < secondNC->numNssNameConstraints; i++) {
-
-                PKIX_CHECK(pkix_pl_CertNameConstraints_CopyNssNameConstraints
-                        (nameConstraints->arena,
-                        *nssNCfrom,
-                        &nssNameConstraints,
-                        plContext),
-                        PKIX_CERTNAMECONSTRAINTSCOPYNSSNAMECONSTRAINTSFAILED);
-
-                *nssNCto = nssNameConstraints;
-
-                nssNCto++;
-                nssNCfrom++;
-        }
-
-        nameConstraints->numNssNameConstraints = numNssItems;
-        nameConstraints->permittedList = NULL;
-        nameConstraints->excludedList = NULL;
-
-        *pMergedNC = nameConstraints;
-
-cleanup:
-
-        if (PKIX_ERROR_RECEIVED){
-                PKIX_DECREF(nameConstraints);
-        }
-
-        PKIX_RETURN(CERTNAMECONSTRAINTS);
-}
-
-/* --Public-NameConstraints-Functions-------------------------------- */
-
-/*
- * FUNCTION:  PKIX_PL_CertNameConstraints_CheckNamesInNameSpace
- * (see comments in pkix_pl_system.h)
- */
-PKIX_Error *
-PKIX_PL_CertNameConstraints_CheckNamesInNameSpace(
-        PKIX_List *nameList, /* List of PKIX_PL_GeneralName */
-        PKIX_PL_CertNameConstraints *nameConstraints,
-        PKIX_Boolean *pCheckPass,
-        void *plContext)
-{
-        CERTNameConstraints **nssNameConstraintsList = NULL;
-        CERTNameConstraints *nssNameConstraints = NULL;
-        CERTGeneralName *nssMatchName = NULL;
-        PRArenaPool *arena = NULL;
-        PKIX_PL_GeneralName *name = NULL;
-        PKIX_UInt32 numNameItems = 0;
-        PKIX_UInt32 numNCItems = 0;
-        PKIX_UInt32 i, j;
-        SECStatus status = SECSuccess;
-
-        PKIX_ENTER(CERTNAMECONSTRAINTS,
-                "PKIX_PL_CertNameConstraints_CheckNamesInNameSpace");
-        PKIX_NULLCHECK_TWO(nameConstraints, pCheckPass);
-
-        *pCheckPass = PKIX_TRUE;
-
-        if (nameList != NULL) {
-
-                PKIX_CERTNAMECONSTRAINTS_DEBUG("\t\tCalling PORT_NewArena\n");
-                arena = PORT_NewArena(DER_DEFAULT_CHUNKSIZE);
-                if (arena == NULL) {
-                        PKIX_ERROR(PKIX_OUTOFMEMORY);
-                }
-
-                nssNameConstraintsList =
-                        nameConstraints->nssNameConstraintsList;
-                PKIX_NULLCHECK_ONE(nssNameConstraintsList);
-                numNCItems = nameConstraints->numNssNameConstraints;
-
-                PKIX_CHECK(PKIX_List_GetLength
-                        (nameList, &numNameItems, plContext),
-                        PKIX_LISTGETLENGTHFAILED);
-
-                for (i = 0; i < numNameItems; i++) {
-
-                        PKIX_CHECK(PKIX_List_GetItem
-                                (nameList,
-                                i,
-                                (PKIX_PL_Object **) &name,
-                                plContext),
-                                PKIX_LISTGETITEMFAILED);
-
-                        PKIX_CHECK(pkix_pl_GeneralName_GetNssGeneralName
-                                (name, &nssMatchName, plContext),
-                                PKIX_GENERALNAMEGETNSSGENERALNAMEFAILED);
-
-                        PKIX_DECREF(name);
-
-                        for (j = 0; j < numNCItems; j++) {
-
-                            nssNameConstraints = *(nssNameConstraintsList + j);
-                            PKIX_NULLCHECK_ONE(nssNameConstraints);
-
-                            PKIX_CERTNAMECONSTRAINTS_DEBUG
-                                ("\t\tCalling CERT_CheckNameSpace\n");
-                            status = CERT_CheckNameSpace
-                                (arena, nssNameConstraints, nssMatchName);
-                            if (status != SECSuccess) {
-                                break;
-                            }
-
-                        }
-
-                        if (status != SECSuccess) {
-                            break;
-                        }
-
-                }
-        }
-
-        if (status == SECFailure) {
-                *pCheckPass = PKIX_FALSE;
-        }
-
-cleanup:
-
-        if (arena){
-                PKIX_CERTNAMECONSTRAINTS_DEBUG
-                        ("\t\tCalling PORT_FreeArena).\n");
-                PORT_FreeArena(arena, PR_FALSE);
-        }
-
-        PKIX_RETURN(CERTNAMECONSTRAINTS);
-}