PNaCl Dynamic Linking: Added portable dependencies to shared objects.

src/untrusted/pll_loader/pll_loader.h

 // Copyright 2016 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.
 
 #ifndef NATIVE_CLIENT_SRC_UNTRUSTED_PLL_LOADER_PLL_LOADER_H_
 #define NATIVE_CLIENT_SRC_UNTRUSTED_PLL_LOADER_PLL_LOADER_H_ 1
 
 #include <string>
 #include <unordered_set>
 #include <vector>
@@ skipping 11 matching lines @@
   const PLLRoot *root() { return root_; }
 
   const char *GetExportedSymbolName(size_t i) {
     return root_->string_table + root_->exported_names[i];
   }
 
   const char *GetImportedSymbolName(size_t i) {
     return root_->string_table + root_->imported_names[i];
   }
 
+  const char *GetDependenciesList() const {

[Mark Seaborn, 2016/03/30 23:24:57]

Since these new getters don't add much, you might consider doing
root()->dependencies_list instead.

[Sean Klein, 2016/04/01 23:12:24]

I'll update "PLLModule::root()" to be a const function, and remove these
getters.

+    return root_->dependencies_list;
+  }
+
+  size_t GetDependenciesCount() const {
+    return root_->dependencies_count;
+  }
+
   // If this function returns "false", the symbol is definitely not exported.
   // Otherwise, the symbol may or may not be exported. This is public so the
   // bloom filter can be tested.
   bool IsMaybeExported(uint32_t hash);
 
   void *GetExportedSym(const char *name);
   void *InstantiateTLSBlock();
 
  private:
   const PLLRoot *root_;
@@ skipping 21 matching lines @@
 
  private:
   // The search path used to look for "sonames".
   std::vector<std::string> search_path_;
   // An unordered set of "sonames" (to see if a module has been loaded).
   std::unordered_set<std::string> sonames_;
   std::vector<PLLModule> modules_;
 };
 
 #endif