Provide metadata to validator to allow faster caching.

src/trusted/service_runtime/sel_ldr.h

 /*
  * 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.
  */
 
 /*
  * NaCl Simple/secure ELF loader (NaCl SEL).
  *
  * This loader can only process NaCl object files as produced using
@@ skipping 55 matching lines @@
 #define NACL_DEFAULT_STACK_MAX  (16 << 20)  /* main thread stack */
 
 struct NaClAppThread;
 struct NaClDesc;  /* see native_client/src/trusted/desc/nacl_desc_base.h */
 struct NaClDynamicRegion;
 struct NaClManifestProxy;
 struct NaClReverseQuotaInterface;
 struct NaClSignalContext;
 struct NaClThreadInterface;  /* see sel_ldr_thread_interface.h */
 struct NaClValidationCache;
+struct NaClValidationMetadata;
 
 struct NaClDebugCallbacks {
   void (*thread_create_hook)(struct NaClAppThread *natp);
   void (*thread_exit_hook)(struct NaClAppThread *natp);
   void (*process_exit_hook)(void);
 };
 
 enum NaClResourcePhase {
   NACL_RESOURCE_PHASE_START,
   NACL_RESOURCE_PHASE_REV_CHAN
@@ skipping 368 matching lines @@
                               struct NaClApp  *nap) NACL_WUR;
 
 /*
  * Just like NaClAppLoadFile, but allow control over ASLR.
  */
 NaClErrorCode NaClAppLoadFileAslr(struct Gio        *gp,
                                   struct NaClApp    *nap,
                                   enum NaClAslrMode aslr_mode) NACL_WUR;
 
 
-NaClErrorCode NaClAppLoadFileDynamically(struct NaClApp *nap,
-                                         struct Gio     *gio_file) NACL_WUR;
+NaClErrorCode NaClAppLoadFileDynamically(
+    struct NaClApp *nap,
+    struct Gio *gio_file,
+    struct NaClValidationMetadata *metadata) NACL_WUR;
 
 void  NaClAppPrintDetails(struct NaClApp  *nap,
                           struct Gio      *gp);
 
 NaClErrorCode NaClLoadImage(struct Gio            *gp,
                             struct NaClApp        *nap) NACL_WUR;
 
 int NaClValidateCode(struct NaClApp *nap,
                      uintptr_t      guest_addr,
                      uint8_t        *data,
-                     size_t         size) NACL_WUR;
+                     size_t         size,
+                     const struct NaClValidationMetadata *metadata) NACL_WUR;
 
 /*
  * Validates that the code found at data_old can safely be replaced with
  * the code found at data_new.
  */
 int NaClValidateCodeReplacement(struct    NaClApp *nap,
                                 uintptr_t guest_addr,
                                 uint8_t   *data_old,
                                 uint8_t   *data_new,
                                 size_t    size);
@@ skipping 324 matching lines @@
 #else
 static INLINE void NaClHandleBootstrapArgs(int *argc_p, char ***argv_p) {
   UNREFERENCED_PARAMETER(argc_p);
   UNREFERENCED_PARAMETER(argv_p);
 }
 #endif
 
 EXTERN_C_END
 
 #endif  /* NATIVE_CLIENT_SRC_TRUSTED_SERVICE_RUNTIME_SEL_LDR_H_ */