1 files changed, 76 insertions, 0 deletions
diff --git a/daemon/peripheral_manager_client.cc b/daemon/peripheral_manager_client.cc
index bd05537..8dc30ea 100644
--- a/daemon/peripheral_manager_client.cc
+++ b/daemon/peripheral_manager_client.cc
@@ -487,4 +487,80 @@ Status PeripheralManagerClient::I2cWriteRegBuffer(
   return ret == 0 ? Status::ok() : Status::fromServiceSpecificError(ret);
 }
 
+Status PeripheralManagerClient::ListUartDevices(
+    std::vector<std::string>* devices) {
+  *devices = UartManager::GetManager()->GetDevicesList();
+  return Status::ok();
+}
+
+Status PeripheralManagerClient::OpenUartDevice(const std::string& name) {
+  if (!UartManager::GetManager()->HasUartDevice(name))
+    return Status::fromServiceSpecificError(ENODEV);
+
+  auto uart_device = UartManager::GetManager()->OpenUartDevice(name);
+  if (!uart_device) {
+    LOG(ERROR) << "Failed to open UART device " << name;
+    return Status::fromServiceSpecificError(EBUSY);
+  }
+
+  uart_devices_.emplace(name, std::move(uart_device));
+  return Status::ok();
+}
+
+Status PeripheralManagerClient::ReleaseUartDevice(const std::string& name) {
+  return uart_devices_.erase(name) ? Status::ok()
+                                   : Status::fromServiceSpecificError(EPERM);
+}
+
+Status PeripheralManagerClient::SetUartDeviceBaudrate(const std::string& name,
+                                                      int32_t baudrate) {
+  auto uart_device = uart_devices_.find(name);
+  if (uart_device == uart_devices_.end())
+    return Status::fromServiceSpecificError(EPERM);
+
+  if (baudrate < 0)
+    return Status::fromServiceSpecificError(EINVAL);
+
+  int ret = uart_device->second->SetBaudrate(static_cast<uint32_t>(baudrate));
+
+  if (ret)
+    return Status::fromServiceSpecificError(ret);
+
+  return Status::ok();
+}
+
+Status PeripheralManagerClient::UartDeviceWrite(
+    const std::string& name,
+    const std::vector<uint8_t>& data,
+    int32_t* bytes_written) {
+  auto uart_device = uart_devices_.find(name);
+  if (uart_device == uart_devices_.end())
+    return Status::fromServiceSpecificError(EPERM);
+
+  int ret = uart_device->second->Write(
+      data, reinterpret_cast<uint32_t*>(bytes_written));
+
+  if (ret)
+    return Status::fromServiceSpecificError(ret);
+
+  return Status::ok();
+}
+
+Status PeripheralManagerClient::UartDeviceRead(const std::string& name,
+                                               std::vector<uint8_t>* data,
+                                               int size,
+                                               int* bytes_read) {
+  auto uart_device = uart_devices_.find(name);
+  if (uart_device == uart_devices_.end())
+    return Status::fromServiceSpecificError(EPERM);
+
+  int ret = uart_device->second->Read(
+      data, size, reinterpret_cast<uint32_t*>(bytes_read));
+
+  if (ret)
+    return Status::fromServiceSpecificError(ret);
+
+  return Status::ok();
+}
+
 }  // namespace android