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// 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/embedder/embedder_internal.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"
using mojo::embedder::internal::g_core;
using mojo::system::MakeUserPointer;
// 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 MojoNewWait(MojoHandle handle,
MojoHandleSignals signals,
MojoDeadline deadline,
MojoHandleSignalsState* signals_state) {
return g_core->Wait(handle, signals, deadline,
MakeUserPointer(signals_state));
}
MojoResult MojoNewWaitMany(const MojoHandle* handles,
const MojoHandleSignals* signals,
uint32_t num_handles,
MojoDeadline deadline,
uint32_t* result_index,
MojoHandleSignalsState* signals_states) {
return g_core->WaitMany(MakeUserPointer(handles), MakeUserPointer(signals),
num_handles, deadline, MakeUserPointer(result_index),
MakeUserPointer(signals_states));
}
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"
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