Experimental: Bundle revalidation inside user callback

src/trusted/validator_ragel/dfa_validate_64.c

 /*
  * Copyright (c) 2012 The Native Client Authors. All rights reserved.
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 /* Implement the Validator API for the x86-64 architecture. */
 #include <errno.h>
 #include <string.h>
 
@@ skipping 22 matching lines @@
     uint32_t flags,
     int readonly_text,
     const NaClCPUFeatures *f,
     const struct NaClValidationMetadata *metadata,
     struct NaClValidationCache *cache) {
   /* TODO(jfb) Use a safe cast here. */
   NaClCPUFeaturesX86 *cpu_features = (NaClCPUFeaturesX86 *) f;
   enum NaClValidationStatus status = NaClValidationFailed;
   void *query = NULL;
   struct StubOutCallbackData callback_data;
+
   callback_data.flags = flags;
   callback_data.did_rewrite = 0;
+  callback_data.chunk_processed_as_a_contiguous_stream = 0;
+  callback_data.bundle_begin_offset = (intptr_t) data & kBundleMask;
+  callback_data.cpu_features = cpu_features;
   UNREFERENCED_PARAMETER(guest_addr);
 
   if (stubout_mode)
     return NaClValidationFailedNotImplemented;
   if (!NaClArchSupportedX86(cpu_features))
     return NaClValidationFailedCpuNotSupported;
   if (size & kBundleMask)
     return NaClValidationFailed;
 
   /*
@@ skipping 249 matching lines @@
   sizeof(NaClCPUFeaturesX86),
   NaClSetAllCPUFeaturesX86,
   NaClGetCurrentCPUFeaturesX86,
   NaClFixCPUFeaturesX86,
   IsOnInstBoundary_x86_64,
 };
 
 const struct NaClValidatorInterface *NaClDfaValidatorCreate_x86_64(void) {
   return &validator;
 }