--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/nss/lib/libpkix/pkix/checker/pkix_certchainchecker.c	Mon Jul 28 10:47:06 2014 +0200
@@ -0,0 +1,322 @@
+/* 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_certchainchecker.c
+ *
+ * CertChainChecker Object Functions
+ *
+ */
+
+#include "pkix_certchainchecker.h"
+
+/* --Private-Functions-------------------------------------------- */
+
+/*
+ * FUNCTION: pkix_CertChainChecker_Destroy
+ *      (see comments for PKIX_PL_DestructorCallback in pkix_pl_system.h)
+ */
+static PKIX_Error *
+pkix_CertChainChecker_Destroy(
+        PKIX_PL_Object *object,
+        void *plContext)
+{
+        PKIX_CertChainChecker *checker = NULL;
+
+        PKIX_ENTER(CERTCHAINCHECKER, "pkix_CertChainChecker_Destroy");
+        PKIX_NULLCHECK_ONE(object);
+
+        /* Check that this object is a cert chain checker */
+        PKIX_CHECK(pkix_CheckType
+                    (object, PKIX_CERTCHAINCHECKER_TYPE, plContext),
+                    PKIX_OBJECTNOTCERTCHAINCHECKER);
+
+        checker = (PKIX_CertChainChecker *)object;
+
+        PKIX_DECREF(checker->extensions);
+        PKIX_DECREF(checker->state);
+
+cleanup:
+
+        PKIX_RETURN(CERTCHAINCHECKER);
+}
+
+/*
+ * FUNCTION: pkix_CertChainChecker_Duplicate
+ * (see comments for PKIX_PL_DuplicateCallback in pkix_pl_system.h)
+ */
+static PKIX_Error *
+pkix_CertChainChecker_Duplicate(
+        PKIX_PL_Object *object,
+        PKIX_PL_Object **pNewObject,
+        void *plContext)
+{
+        PKIX_CertChainChecker *checker = NULL;
+        PKIX_CertChainChecker *checkerDuplicate = NULL;
+        PKIX_List *extensionsDuplicate = NULL;
+        PKIX_PL_Object *stateDuplicate = NULL;
+
+        PKIX_ENTER(CERTCHAINCHECKER, "pkix_CertChainChecker_Duplicate");
+        PKIX_NULLCHECK_TWO(object, pNewObject);
+
+        PKIX_CHECK(pkix_CheckType
+                    (object, PKIX_CERTCHAINCHECKER_TYPE, plContext),
+                    PKIX_OBJECTNOTCERTCHAINCHECKER);
+
+        checker = (PKIX_CertChainChecker *)object;
+
+        if (checker->extensions){
+                PKIX_CHECK(PKIX_PL_Object_Duplicate
+                            ((PKIX_PL_Object *)checker->extensions,
+                            (PKIX_PL_Object **)&extensionsDuplicate,
+                            plContext),
+                            PKIX_OBJECTDUPLICATEFAILED);
+        }
+
+        if (checker->state){
+                PKIX_CHECK(PKIX_PL_Object_Duplicate
+                            ((PKIX_PL_Object *)checker->state,
+                            (PKIX_PL_Object **)&stateDuplicate,
+                            plContext),
+                            PKIX_OBJECTDUPLICATEFAILED);
+        }
+
+        PKIX_CHECK(PKIX_CertChainChecker_Create
+                    (checker->checkCallback,
+                    checker->forwardChecking,
+                    checker->isForwardDirectionExpected,
+                    extensionsDuplicate,
+                    stateDuplicate,
+                    &checkerDuplicate,
+                    plContext),
+                    PKIX_CERTCHAINCHECKERCREATEFAILED);
+
+        *pNewObject = (PKIX_PL_Object *)checkerDuplicate;
+
+cleanup:
+
+        PKIX_DECREF(extensionsDuplicate);
+        PKIX_DECREF(stateDuplicate);
+
+        PKIX_RETURN(CERTCHAINCHECKER);
+}
+
+/*
+ * FUNCTION: pkix_CertChainChecker_RegisterSelf
+ * DESCRIPTION:
+ *  Registers PKIX_CERTCHAINCHECKER_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_CertChainChecker_RegisterSelf(void *plContext)
+{
+        extern pkix_ClassTable_Entry systemClasses[PKIX_NUMTYPES];
+        pkix_ClassTable_Entry entry;
+
+        PKIX_ENTER(CERTCHAINCHECKER, "pkix_CertChainChecker_RegisterSelf");
+
+        entry.description = "CertChainChecker";
+        entry.objCounter = 0;
+        entry.typeObjectSize = sizeof(PKIX_CertChainChecker);
+        entry.destructor = pkix_CertChainChecker_Destroy;
+        entry.equalsFunction = NULL;
+        entry.hashcodeFunction = NULL;
+        entry.toStringFunction = NULL;
+        entry.comparator = NULL;
+        entry.duplicateFunction = pkix_CertChainChecker_Duplicate;
+
+        systemClasses[PKIX_CERTCHAINCHECKER_TYPE] = entry;
+
+        PKIX_RETURN(CERTCHAINCHECKER);
+}
+
+/* --Public-Functions--------------------------------------------- */
+
+
+/*
+ * FUNCTION: PKIX_CertChainChecker_Create (see comments in pkix_checker.h)
+ */
+PKIX_Error *
+PKIX_CertChainChecker_Create(
+    PKIX_CertChainChecker_CheckCallback callback,
+    PKIX_Boolean forwardCheckingSupported,
+    PKIX_Boolean isForwardDirectionExpected,
+    PKIX_List *list,  /* list of PKIX_PL_OID */
+    PKIX_PL_Object *initialState,
+    PKIX_CertChainChecker **pChecker,
+    void *plContext)
+{
+        PKIX_CertChainChecker *checker = NULL;
+
+        PKIX_ENTER(CERTCHAINCHECKER, "PKIX_CertChainChecker_Create");
+        PKIX_NULLCHECK_ONE(pChecker);
+
+        PKIX_CHECK(PKIX_PL_Object_Alloc
+                    (PKIX_CERTCHAINCHECKER_TYPE,
+                    sizeof (PKIX_CertChainChecker),
+                    (PKIX_PL_Object **)&checker,
+                    plContext),
+                    PKIX_COULDNOTCREATECERTCHAINCHECKEROBJECT);
+
+        /* initialize fields */
+        checker->checkCallback = callback;
+        checker->forwardChecking = forwardCheckingSupported;
+        checker->isForwardDirectionExpected = isForwardDirectionExpected;
+
+        PKIX_INCREF(list);
+        checker->extensions = list;
+
+        PKIX_INCREF(initialState);
+        checker->state = initialState;
+
+        *pChecker = checker;
+        checker = NULL;
+cleanup:
+        
+        PKIX_DECREF(checker);
+
+        PKIX_RETURN(CERTCHAINCHECKER);
+
+}
+
+/*
+ * FUNCTION: PKIX_CertChainChecker_GetCheckCallback
+ *      (see comments in pkix_checker.h)
+ */
+PKIX_Error *
+PKIX_CertChainChecker_GetCheckCallback(
+        PKIX_CertChainChecker *checker,
+        PKIX_CertChainChecker_CheckCallback *pCallback,
+        void *plContext)
+{
+        PKIX_ENTER(CERTCHAINCHECKER, "PKIX_CertChainChecker_GetCheckCallback");
+        PKIX_NULLCHECK_TWO(checker, pCallback);
+
+        *pCallback = checker->checkCallback;
+
+        PKIX_RETURN(CERTCHAINCHECKER);
+}
+
+/*
+ * FUNCTION: PKIX_CertChainChecker_IsForwardCheckingSupported
+ *      (see comments in pkix_checker.h)
+ */
+PKIX_Error *
+PKIX_CertChainChecker_IsForwardCheckingSupported(
+        PKIX_CertChainChecker *checker,
+        PKIX_Boolean *pForwardCheckingSupported,
+        void *plContext)
+{
+        PKIX_ENTER
+                (CERTCHAINCHECKER,
+                "PKIX_CertChainChecker_IsForwardCheckingSupported");
+        PKIX_NULLCHECK_TWO(checker, pForwardCheckingSupported);
+
+        *pForwardCheckingSupported = checker->forwardChecking;
+
+        PKIX_RETURN(CERTCHAINCHECKER);
+}
+
+/*
+ * FUNCTION: PKIX_CertChainChecker_IsForwardDirectionExpected
+ *      (see comments in pkix_checker.h)
+ */
+PKIX_Error *
+PKIX_CertChainChecker_IsForwardDirectionExpected(
+        PKIX_CertChainChecker *checker,
+        PKIX_Boolean *pForwardDirectionExpected,
+        void *plContext)
+{
+        PKIX_ENTER
+                (CERTCHAINCHECKER,
+                "PKIX_CertChainChecker_IsForwardDirectionExpected");
+        PKIX_NULLCHECK_TWO(checker, pForwardDirectionExpected);
+
+        *pForwardDirectionExpected = checker->isForwardDirectionExpected;
+
+        PKIX_RETURN(CERTCHAINCHECKER);
+}
+
+/*
+ * FUNCTION: PKIX_CertChainChecker_GetCertChainCheckerState
+ *      (see comments in pkix_checker.h)
+ */
+PKIX_Error *
+PKIX_CertChainChecker_GetCertChainCheckerState(
+        PKIX_CertChainChecker *checker,
+        PKIX_PL_Object **pCertChainCheckerState,
+        void *plContext)
+{
+        PKIX_ENTER(CERTCHAINCHECKER,
+                    "PKIX_CertChainChecker_GetCertChainCheckerState");
+
+        PKIX_NULLCHECK_TWO(checker, pCertChainCheckerState);
+
+        PKIX_INCREF(checker->state);
+
+        *pCertChainCheckerState = checker->state;
+
+cleanup:
+        PKIX_RETURN(CERTCHAINCHECKER);
+
+}
+
+/*
+ * FUNCTION: PKIX_CertChainChecker_SetCertChainCheckerState
+ *      (see comments in pkix_checker.h)
+ */
+PKIX_Error *
+PKIX_CertChainChecker_SetCertChainCheckerState(
+        PKIX_CertChainChecker *checker,
+        PKIX_PL_Object *certChainCheckerState,
+        void *plContext)
+{
+        PKIX_ENTER(CERTCHAINCHECKER,
+                    "PKIX_CertChainChecker_SetCertChainCheckerState");
+
+        PKIX_NULLCHECK_ONE(checker);
+
+        /* DecRef old contents */
+        PKIX_DECREF(checker->state);
+
+        PKIX_INCREF(certChainCheckerState);
+        checker->state = certChainCheckerState;
+
+        PKIX_CHECK(PKIX_PL_Object_InvalidateCache
+                    ((PKIX_PL_Object *)checker, plContext),
+                    PKIX_OBJECTINVALIDATECACHEFAILED);
+
+cleanup:
+
+        PKIX_RETURN(CERTCHAINCHECKER);
+}
+
+/*
+ * FUNCTION: PKIX_CertChainChecker_GetSupportedExtensions
+ *      (see comments in pkix_checker.h)
+ */
+PKIX_Error *
+PKIX_CertChainChecker_GetSupportedExtensions(
+        PKIX_CertChainChecker *checker,
+        PKIX_List **pExtensions, /* list of PKIX_PL_OID */
+        void *plContext)
+{
+        PKIX_ENTER(CERTCHAINCHECKER,
+                    "PKIX_CertChainChecker_GetSupportedExtensions");
+
+        PKIX_NULLCHECK_TWO(checker, pExtensions);
+
+        PKIX_INCREF(checker->extensions);
+
+        *pExtensions = checker->extensions;
+
+cleanup:
+        PKIX_RETURN(CERTCHAINCHECKER);
+
+}