Add an initial crypto interface to fill a given buffer with random data. This

has the same implementation as the WebKit one on ChromeOS.

TEST=none
BUG=none
Review URL: http://codereview.chromium.org/6880053

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@82291 0039d316-1c4b-4281-b951-d872f2087c98

4 files changed, 91 insertions, 0 deletions

diff --git a/ppapi/proxy/dispatcher.cc b/ppapi/proxy/dispatcher.cc
index 2964835..f5d5668 100644
--- a/ppapi/proxy/dispatcher.cc
+++ b/ppapi/proxy/dispatcher.cc
@@ -14,6 +14,7 @@
 #include "ppapi/c/dev/ppb_buffer_dev.h"
 #include "ppapi/c/dev/ppb_char_set_dev.h"
 #include "ppapi/c/dev/ppb_context_3d_dev.h"
+#include "ppapi/c/dev/ppb_crypto_dev.h"
 #include "ppapi/c/dev/ppb_cursor_control_dev.h"
 #include "ppapi/c/dev/ppb_gles_chromium_texture_mapping_dev.h"
 #include "ppapi/c/dev/ppb_font_dev.h"
@@ -50,6 +51,7 @@
 #include "ppapi/proxy/ppb_console_proxy.h"
 #include "ppapi/proxy/ppb_context_3d_proxy.h"
 #include "ppapi/proxy/ppb_core_proxy.h"
+#include "ppapi/proxy/ppb_crypto_proxy.h"
 #include "ppapi/proxy/ppb_cursor_control_proxy.h"
 #include "ppapi/proxy/ppb_file_chooser_proxy.h"
 #include "ppapi/proxy/ppb_file_ref_proxy.h"
@@ -113,6 +115,7 @@ InterfaceList::InterfaceList() {
   AddPPB(PPB_Console_Proxy::GetInfo());
   AddPPB(PPB_Context3D_Proxy::GetInfo());
   AddPPB(PPB_Core_Proxy::GetInfo());
+  AddPPB(PPB_Crypto_Proxy::GetInfo());
   AddPPB(PPB_CursorControl_Proxy::GetInfo());
   AddPPB(PPB_FileChooser_Proxy::GetInfo());
   AddPPB(PPB_FileRef_Proxy::GetInfo());
diff --git a/ppapi/proxy/interface_id.h b/ppapi/proxy/interface_id.h
index 10ef8c4..c7346b5 100644
--- a/ppapi/proxy/interface_id.h
+++ b/ppapi/proxy/interface_id.h
@@ -21,6 +21,7 @@ enum InterfaceID {
   INTERFACE_ID_PPB_CONSOLE,
   INTERFACE_ID_PPB_CONTEXT_3D,
   INTERFACE_ID_PPB_CORE,
+  INTERFACE_ID_PPB_CRYPTO,
   INTERFACE_ID_PPB_CURSORCONTROL,
   INTERFACE_ID_PPB_FILE_CHOOSER,
   INTERFACE_ID_PPB_FILE_REF,
diff --git a/ppapi/proxy/ppb_crypto_proxy.cc b/ppapi/proxy/ppb_crypto_proxy.cc
new file mode 100644
index 0000000..207b400
--- /dev/null
+++ b/ppapi/proxy/ppb_crypto_proxy.cc
@@ -0,0 +1,54 @@
+// Copyright (c) 2011 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#include "ppapi/proxy/ppb_crypto_proxy.h"
+
+#include "ppapi/c/dev/ppb_crypto_dev.h"
+#include "ppapi/proxy/interface_id.h"
+#include "ppapi/shared_impl/crypto_impl.h"
+
+namespace pp {
+namespace proxy {
+
+namespace {
+
+const PPB_Crypto_Dev crypto_interface = {
+  &pp::shared_impl::CryptoImpl::GetRandomBytes
+};
+
+InterfaceProxy* CreateCryptoProxy(Dispatcher* dispatcher,
+                                  const void* target_interface) {
+  return new PPB_Crypto_Proxy(dispatcher, target_interface);
+}
+
+}  // namespace
+
+PPB_Crypto_Proxy::PPB_Crypto_Proxy(Dispatcher* dispatcher,
+                                   const void* target_interface)
+    : InterfaceProxy(dispatcher, target_interface) {
+  NOTREACHED();  // See comment in the header file.
+}
+
+PPB_Crypto_Proxy::~PPB_Crypto_Proxy() {
+}
+
+// static
+const InterfaceProxy::Info* PPB_Crypto_Proxy::GetInfo() {
+  static const Info info = {
+    &crypto_interface,
+    PPB_CRYPTO_DEV_INTERFACE,
+    INTERFACE_ID_PPB_CRYPTO,
+    false,
+    &CreateCryptoProxy,
+  };
+  return &info;
+}
+
+bool PPB_Crypto_Proxy::OnMessageReceived(const IPC::Message& msg) {
+  NOTREACHED();
+  return false;
+}
+
+}  // namespace proxy
+}  // namespace pp
diff --git a/ppapi/proxy/ppb_crypto_proxy.h b/ppapi/proxy/ppb_crypto_proxy.h
new file mode 100644
index 0000000..e801892
--- /dev/null
+++ b/ppapi/proxy/ppb_crypto_proxy.h
@@ -0,0 +1,33 @@
+// Copyright (c) 2011 The Chromium 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 PPAPI_PROXY_PPB_CRYPTO_PROXY_H_
+#define PPAPI_PROXY_PPB_CRYPTO_PROXY_H_
+
+#include "ppapi/proxy/interface_proxy.h"
+
+namespace pp {
+namespace proxy {
+
+class PPB_Crypto_Proxy : public InterfaceProxy {
+ public:
+  // This class should not normally be instantiated since there's only one
+  // function that's implemented entirely within the plugin. However, we need
+  // to support this so the machinery for automatically handling interfaces
+  // works. As a result, this constructor will assert if it's actually used.
+  PPB_Crypto_Proxy(Dispatcher* dispatcher, const void* target_interface);
+  virtual ~PPB_Crypto_Proxy();
+
+  static const Info* GetInfo();
+
+ private:
+  virtual bool OnMessageReceived(const IPC::Message& msg);
+
+  DISALLOW_COPY_AND_ASSIGN(PPB_Crypto_Proxy);
+};
+
+}  // namespace proxy
+}  // namespace pp
+
+#endif  // PPAPI_PROXY_PPB_CRYPTO_PROXY_H_