import FIREFOX_52_6_0esr_RELEASE from mozilla-esr52 hg repo

security/nss/lib/libpkix/pkix/checker/pkix_basicconstraintschecker.h

@@ -0,0 +1,42 @@
+/* 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_basicconstraintschecker.h
+ *
+ * Header file for basic constraints checker.
+ *
+ */
+
+#ifndef _PKIX_BASICCONSTRAINTSCHECKER_H
+#define _PKIX_BASICCONSTRAINTSCHECKER_H
+
+#include "pkix_tools.h"
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+typedef struct pkix_BasicConstraintsCheckerStateStruct \
+        pkix_BasicConstraintsCheckerState;
+
+struct pkix_BasicConstraintsCheckerStateStruct{
+        PKIX_PL_OID *basicConstraintsOID;
+        PKIX_Int32 certsRemaining;
+        PKIX_Int32 maxPathLength;
+};
+
+PKIX_Error *
+pkix_BasicConstraintsChecker_Initialize(
+        PKIX_UInt32 numCerts,
+        PKIX_CertChainChecker **pChecker,
+        void *plContext);
+
+PKIX_Error *
+pkix_BasicConstraintsCheckerState_RegisterSelf(void *plContext);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* _PKIX_BASICCONSTRAINTSCHECKER_H */