Revert 268250 "Pepper: Move manifest logic to components/nacl."

trunk/src/ppapi/native_client/src/trusted/plugin/pnacl_coordinator.cc

Index: trunk/src/ppapi/native_client/src/trusted/plugin/pnacl_coordinator.cc
===================================================================
--- trunk/src/ppapi/native_client/src/trusted/plugin/pnacl_coordinator.cc	(revision 268257)
+++ trunk/src/ppapi/native_client/src/trusted/plugin/pnacl_coordinator.cc	(working copy)
@@ -16,6 +16,7 @@
 #include "ppapi/c/pp_errors.h"
 #include "ppapi/c/private/ppb_uma_private.h"
 
+#include "ppapi/native_client/src/trusted/plugin/manifest.h"
 #include "ppapi/native_client/src/trusted/plugin/plugin.h"
 #include "ppapi/native_client/src/trusted/plugin/plugin_error.h"
 #include "ppapi/native_client/src/trusted/plugin/pnacl_translate_thread.h"
@@ -25,6 +26,62 @@
 namespace plugin {
 
 //////////////////////////////////////////////////////////////////////
+//  Pnacl-specific manifest support.
+//////////////////////////////////////////////////////////////////////
+
+// The PNaCl linker gets file descriptors via the service runtime's
+// reverse service lookup.  The reverse service lookup requires a manifest.
+// Normally, that manifest is an NMF containing mappings for shared libraries.
+// Here, we provide a manifest that redirects to PNaCl component files
+// that are part of Chrome.
+class PnaclManifest : public Manifest {
+ public:
+  PnaclManifest(const nacl::string& sandbox_arch)
+      : sandbox_arch_(sandbox_arch) { }
+
+  virtual ~PnaclManifest() { }
+
+  virtual bool GetProgramURL(nacl::string* full_url,
+                             PP_PNaClOptions* pnacl_options,
+                             bool* uses_nonsfi_mode,
+                             ErrorInfo* error_info) const {
+    // Does not contain program urls.
+    UNREFERENCED_PARAMETER(full_url);
+    UNREFERENCED_PARAMETER(pnacl_options);
+    UNREFERENCED_PARAMETER(uses_nonsfi_mode);
+    UNREFERENCED_PARAMETER(error_info);
+    PLUGIN_PRINTF(("PnaclManifest does not contain a program\n"));
+    error_info->SetReport(PP_NACL_ERROR_MANIFEST_GET_NEXE_URL,
+                          "pnacl manifest does not contain a program.");
+    return false;
+  }
+
+  virtual bool ResolveKey(const nacl::string& key,
+                          nacl::string* full_url,
+                          PP_PNaClOptions* pnacl_options) const {
+    // All of the component files are native (do not require pnacl translate).
+    pnacl_options->translate = PP_FALSE;
+    // We can only resolve keys in the files/ namespace.
+    const nacl::string kFilesPrefix = "files/";
+    size_t files_prefix_pos = key.find(kFilesPrefix);
+    if (files_prefix_pos == nacl::string::npos) {
+      PLUGIN_PRINTF(("key did not start with files/"));
+      return false;
+    }
+    // Resolve the full URL to the file. Provide it with a platform-specific
+    // prefix.
+    nacl::string key_basename = key.substr(kFilesPrefix.length());
+    *full_url = PnaclUrls::GetBaseUrl() + sandbox_arch_ + "/" + key_basename;
+    return true;
+  }
+
+ private:
+  NACL_DISALLOW_COPY_AND_ASSIGN(PnaclManifest);
+
+  nacl::string sandbox_arch_;
+};
+
+//////////////////////////////////////////////////////////////////////
 //  UMA stat helpers.
 //////////////////////////////////////////////////////////////////////
 
@@ -123,10 +180,10 @@
       new PnaclCoordinator(plugin, pexe_url,
                            pnacl_options,
                            translate_notify_callback);
-  PLUGIN_PRINTF(("PnaclCoordinator::BitcodeToNative (manifest_id=%d)\n",
-                 coordinator->manifest_id_));
+  coordinator->pnacl_init_time_ = NaClGetTimeOfDayMicroseconds();
+  PLUGIN_PRINTF(("PnaclCoordinator::BitcodeToNative (manifest=%p, ",
+                 reinterpret_cast<const void*>(coordinator->manifest_.get())));
 
-  coordinator->pnacl_init_time_ = NaClGetTimeOfDayMicroseconds();
   int cpus = plugin->nacl_interface()->GetNumberOfProcessors();
   coordinator->split_module_count_ = std::min(4, std::max(1, cpus));
 
@@ -147,8 +204,7 @@
     plugin_(plugin),
     translate_notify_callback_(translate_notify_callback),
     translation_finished_reported_(false),
-    manifest_id_(
-        GetNaClInterface()->CreatePnaclManifest(plugin->pp_instance())),
+    manifest_(new PnaclManifest(plugin->nacl_interface()->GetSandboxArch())),
     pexe_url_(pexe_url),
     pnacl_options_(pnacl_options),
     split_module_count_(1),
@@ -612,7 +668,7 @@
 
   CHECK(translate_thread_ != NULL);
   translate_thread_->RunTranslate(report_translate_finished,
-                                  manifest_id_,
+                                  manifest_.get(),
                                   &obj_files_,
                                   temp_nexe_file_.get(),
                                   invalid_desc_wrapper_.get(),