Update to NSS 3.14.3 Beta 1 for the TLS CBC constant-time

mozilla/security/nss/lib/freebl/md5.c

 /* 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/. */
 
 #ifdef FREEBL_NO_DEPEND
 #include "stubs.h"
 #endif
 
 #include "prerr.h"
 #include "secerr.h"
@@ skipping 505 matching lines @@
         cx->u.w[14] = lendian(lowInput);
         cx->u.w[15] = lendian(highInput);
 
         /* Final call to compress. */
 #ifndef IS_LITTLE_ENDIAN
         md5_prep_state_le(cx);
 #endif
         md5_compress(cx, cx->u.w);
 
         /* Copy the resulting values out of the chain variables into return buf. */
-        *digestLen = MD5_HASH_LEN;
+        if (digestLen)
+                *digestLen = MD5_HASH_LEN;
 #ifndef IS_LITTLE_ENDIAN
         cx->cv[0] = lendian(cx->cv[0]);
         cx->cv[1] = lendian(cx->cv[1]);
         cx->cv[2] = lendian(cx->cv[2]);
         cx->cv[3] = lendian(cx->cv[3]);
 #endif
         memcpy(digest, cx->cv, MD5_HASH_LEN);
 }
 
+void
+MD5_EndRaw(MD5Context *cx, unsigned char *digest,
+           unsigned int *digestLen, unsigned int maxDigestLen)
+{
+#ifndef IS_LITTLE_ENDIAN
+        PRUint32 tmp;
+#endif
+        PRUint32 cv[4];
+
+        if (maxDigestLen < MD5_HASH_LEN) {
+                PORT_SetError(SEC_ERROR_INVALID_ARGS);
+                return;
+        }
+
+        memcpy(cv, cx->cv, sizeof(cv));
+#ifndef IS_LITTLE_ENDIAN
+        cv[0] = lendian(cv[0]);
+        cv[1] = lendian(cv[1]);
+        cv[2] = lendian(cv[2]);
+        cv[3] = lendian(cv[3]);
+#endif
+        memcpy(digest, cv, MD5_HASH_LEN);
+        if (digestLen)
+                *digestLen = MD5_HASH_LEN;
+}
+
 unsigned int 
 MD5_FlattenSize(MD5Context *cx)
 {
         return sizeof(*cx);
 }
 
 SECStatus 
 MD5_Flatten(MD5Context *cx, unsigned char *space)
 {
         memcpy(space, cx, sizeof(*cx));
@@ skipping 12 matching lines @@
 void MD5_Clone(MD5Context *dest, MD5Context *src) 
 {
         memcpy(dest, src, sizeof *dest);
 }
 
 void 
 MD5_TraceState(MD5Context *cx)
 {
         PORT_SetError(PR_NOT_IMPLEMENTED_ERROR);
 }