Revert of Update mojo sdk to rev afb4440fd5a10cba980878c326180b7ad7960480

mojo/edk/system/entrypoints.cc

+// Copyright 2014 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 "mojo/edk/system/entrypoints.h"
+
+#include "base/logging.h"
+#include "mojo/edk/system/core.h"
+#include "mojo/public/c/system/buffer.h"
+#include "mojo/public/c/system/data_pipe.h"
+#include "mojo/public/c/system/functions.h"
+#include "mojo/public/c/system/message_pipe.h"
+
+static mojo::system::Core* g_core = nullptr;
+
+using mojo::system::MakeUserPointer;
+
+namespace mojo {
+namespace system {
+namespace entrypoints {
+
+void SetCore(Core* core) {
+  g_core = core;
+}
+
+Core* GetCore() {
+  return g_core;
+}
+
+}  // namespace entrypoints
+}  // namepace system
+}  // namespace mojo
+
+// Definitions of the system functions.
+extern "C" {
+MojoTimeTicks MojoGetTimeTicksNow() {
+  return g_core->GetTimeTicksNow();
+}
+
+MojoResult MojoClose(MojoHandle handle) {
+  return g_core->Close(handle);
+}
+
+MojoResult MojoWait(MojoHandle handle,
+                    MojoHandleSignals signals,
+                    MojoDeadline deadline) {
+  return g_core->Wait(
+      handle, signals, deadline, mojo::system::NullUserPointer());
+}
+
+MojoResult MojoWaitMany(const MojoHandle* handles,
+                        const MojoHandleSignals* signals,
+                        uint32_t num_handles,
+                        MojoDeadline deadline) {
+  uint32_t result_index = static_cast<uint32_t>(-1);
+  MojoResult result = g_core->WaitMany(MakeUserPointer(handles),
+                                       MakeUserPointer(signals),
+                                       num_handles,
+                                       deadline,
+                                       MakeUserPointer(&result_index),
+                                       mojo::system::NullUserPointer());
+  return (result == MOJO_RESULT_OK) ? static_cast<MojoResult>(result_index)
+                                    : result;
+}
+
+MojoResult MojoCreateMessagePipe(const MojoCreateMessagePipeOptions* options,
+                                 MojoHandle* message_pipe_handle0,
+                                 MojoHandle* message_pipe_handle1) {
+  return g_core->CreateMessagePipe(MakeUserPointer(options),
+                                   MakeUserPointer(message_pipe_handle0),
+                                   MakeUserPointer(message_pipe_handle1));
+}
+
+MojoResult MojoWriteMessage(MojoHandle message_pipe_handle,
+                            const void* bytes,
+                            uint32_t num_bytes,
+                            const MojoHandle* handles,
+                            uint32_t num_handles,
+                            MojoWriteMessageFlags flags) {
+  return g_core->WriteMessage(message_pipe_handle,
+                              MakeUserPointer(bytes),
+                              num_bytes,
+                              MakeUserPointer(handles),
+                              num_handles,
+                              flags);
+}
+
+MojoResult MojoReadMessage(MojoHandle message_pipe_handle,
+                           void* bytes,
+                           uint32_t* num_bytes,
+                           MojoHandle* handles,
+                           uint32_t* num_handles,
+                           MojoReadMessageFlags flags) {
+  return g_core->ReadMessage(message_pipe_handle,
+                             MakeUserPointer(bytes),
+                             MakeUserPointer(num_bytes),
+                             MakeUserPointer(handles),
+                             MakeUserPointer(num_handles),
+                             flags);
+}
+
+MojoResult MojoCreateDataPipe(const MojoCreateDataPipeOptions* options,
+                              MojoHandle* data_pipe_producer_handle,
+                              MojoHandle* data_pipe_consumer_handle) {
+  return g_core->CreateDataPipe(MakeUserPointer(options),
+                                MakeUserPointer(data_pipe_producer_handle),
+                                MakeUserPointer(data_pipe_consumer_handle));
+}
+
+MojoResult MojoWriteData(MojoHandle data_pipe_producer_handle,
+                         const void* elements,
+                         uint32_t* num_elements,
+                         MojoWriteDataFlags flags) {
+  return g_core->WriteData(data_pipe_producer_handle,
+                           MakeUserPointer(elements),
+                           MakeUserPointer(num_elements),
+                           flags);
+}
+
+MojoResult MojoBeginWriteData(MojoHandle data_pipe_producer_handle,
+                              void** buffer,
+                              uint32_t* buffer_num_elements,
+                              MojoWriteDataFlags flags) {
+  return g_core->BeginWriteData(data_pipe_producer_handle,
+                                MakeUserPointer(buffer),
+                                MakeUserPointer(buffer_num_elements),
+                                flags);
+}
+
+MojoResult MojoEndWriteData(MojoHandle data_pipe_producer_handle,
+                            uint32_t num_elements_written) {
+  return g_core->EndWriteData(data_pipe_producer_handle, num_elements_written);
+}
+
+MojoResult MojoReadData(MojoHandle data_pipe_consumer_handle,
+                        void* elements,
+                        uint32_t* num_elements,
+                        MojoReadDataFlags flags) {
+  return g_core->ReadData(data_pipe_consumer_handle,
+                          MakeUserPointer(elements),
+                          MakeUserPointer(num_elements),
+                          flags);
+}
+
+MojoResult MojoBeginReadData(MojoHandle data_pipe_consumer_handle,
+                             const void** buffer,
+                             uint32_t* buffer_num_elements,
+                             MojoReadDataFlags flags) {
+  return g_core->BeginReadData(data_pipe_consumer_handle,
+                               MakeUserPointer(buffer),
+                               MakeUserPointer(buffer_num_elements),
+                               flags);
+}
+
+MojoResult MojoEndReadData(MojoHandle data_pipe_consumer_handle,
+                           uint32_t num_elements_read) {
+  return g_core->EndReadData(data_pipe_consumer_handle, num_elements_read);
+}
+
+MojoResult MojoCreateSharedBuffer(
+    const struct MojoCreateSharedBufferOptions* options,
+    uint64_t num_bytes,
+    MojoHandle* shared_buffer_handle) {
+  return g_core->CreateSharedBuffer(MakeUserPointer(options),
+                                    num_bytes,
+                                    MakeUserPointer(shared_buffer_handle));
+}
+
+MojoResult MojoDuplicateBufferHandle(
+    MojoHandle buffer_handle,
+    const struct MojoDuplicateBufferHandleOptions* options,
+    MojoHandle* new_buffer_handle) {
+  return g_core->DuplicateBufferHandle(buffer_handle,
+                                       MakeUserPointer(options),
+                                       MakeUserPointer(new_buffer_handle));
+}
+
+MojoResult MojoMapBuffer(MojoHandle buffer_handle,
+                         uint64_t offset,
+                         uint64_t num_bytes,
+                         void** buffer,
+                         MojoMapBufferFlags flags) {
+  return g_core->MapBuffer(
+      buffer_handle, offset, num_bytes, MakeUserPointer(buffer), flags);
+}
+
+MojoResult MojoUnmapBuffer(void* buffer) {
+  return g_core->UnmapBuffer(MakeUserPointer(buffer));
+}
+
+}  // extern "C"