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| 1 // Copyright 2014 The Chromium Authors. All rights reserved. | 1 // Copyright 2014 The Chromium Authors. All rights reserved. |
| 2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
| 3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
| 4 | 4 |
| 5 #ifndef EXTENSIONS_BROWSER_API_SERIAL_SERIAL_CONNECTION_H_ | 5 #ifndef EXTENSIONS_BROWSER_API_SERIAL_SERIAL_CONNECTION_H_ |
| 6 #define EXTENSIONS_BROWSER_API_SERIAL_SERIAL_CONNECTION_H_ | 6 #define EXTENSIONS_BROWSER_API_SERIAL_SERIAL_CONNECTION_H_ |
| 7 | 7 |
| 8 #include <string> | 8 #include <string> |
| 9 #include <vector> |
| 9 | 10 |
| 10 #include "base/callback.h" | 11 #include "base/callback.h" |
| 11 #include "base/memory/weak_ptr.h" | 12 #include "base/memory/weak_ptr.h" |
| 12 #include "base/time/time.h" | 13 #include "base/time/time.h" |
| 13 #include "content/public/browser/browser_thread.h" | 14 #include "content/public/browser/browser_thread.h" |
| 14 #include "device/serial/serial_io_handler.h" | 15 #include "device/serial/serial_io_handler.h" |
| 15 #include "extensions/browser/api/api_resource.h" | 16 #include "extensions/browser/api/api_resource.h" |
| 16 #include "extensions/browser/api/api_resource_manager.h" | 17 #include "extensions/browser/api/api_resource_manager.h" |
| 17 #include "extensions/common/api/serial.h" | 18 #include "extensions/common/api/serial.h" |
| 18 #include "net/base/io_buffer.h" | 19 #include "net/base/io_buffer.h" |
| 19 | 20 |
| 20 using content::BrowserThread; | 21 using content::BrowserThread; |
| 21 | 22 |
| 22 namespace extensions { | 23 namespace extensions { |
| 23 | 24 |
| 24 // Encapsulates an open serial port. | 25 // Encapsulates an open serial port. |
| 25 // NOTE: Instances of this object should only be constructed on the IO thread, | 26 // NOTE: Instances of this object should only be constructed on the IO thread, |
| 26 // and all methods should only be called on the IO thread unless otherwise | 27 // and all methods should only be called on the IO thread unless otherwise |
| 27 // noted. | 28 // noted. |
| 28 class SerialConnection : public ApiResource, | 29 class SerialConnection : public ApiResource, |
| 29 public base::SupportsWeakPtr<SerialConnection> { | 30 public base::SupportsWeakPtr<SerialConnection> { |
| 30 public: | 31 public: |
| 31 typedef device::SerialIoHandler::OpenCompleteCallback OpenCompleteCallback; | 32 typedef device::SerialIoHandler::OpenCompleteCallback OpenCompleteCallback; |
| 32 | 33 |
| 33 // This is the callback type expected by Receive. Note that an error result | 34 // This is the callback type expected by Receive. Note that an error result |
| 34 // does not necessarily imply an empty |data| string, since a receive may | 35 // does not necessarily imply an empty |data| string, since a receive may |
| 35 // complete partially before being interrupted by an error condition. | 36 // complete partially before being interrupted by an error condition. |
| 36 typedef base::Callback< | 37 typedef base::Callback<void(const std::vector<char>& data, |
| 37 void(const std::string& data, core_api::serial::ReceiveError error)> | 38 core_api::serial::ReceiveError error)> |
| 38 ReceiveCompleteCallback; | 39 ReceiveCompleteCallback; |
| 39 | 40 |
| 40 // This is the callback type expected by Send. Note that an error result | 41 // This is the callback type expected by Send. Note that an error result |
| 41 // does not necessarily imply 0 bytes sent, since a send may complete | 42 // does not necessarily imply 0 bytes sent, since a send may complete |
| 42 // partially before being interrupted by an error condition. | 43 // partially before being interrupted by an error condition. |
| 43 typedef base::Callback< | 44 typedef base::Callback< |
| 44 void(int bytes_sent, core_api::serial::SendError error)> | 45 void(int bytes_sent, core_api::serial::SendError error)> |
| 45 SendCompleteCallback; | 46 SendCompleteCallback; |
| 46 | 47 |
| 47 SerialConnection(const std::string& port, | 48 SerialConnection(const std::string& port, |
| (...skipping 27 matching lines...) Expand all Loading... |
| 75 void Open(const OpenCompleteCallback& callback); | 76 void Open(const OpenCompleteCallback& callback); |
| 76 | 77 |
| 77 // Begins an asynchronous receive operation. Calling this while a Receive | 78 // Begins an asynchronous receive operation. Calling this while a Receive |
| 78 // is already pending is a no-op and returns |false| without calling | 79 // is already pending is a no-op and returns |false| without calling |
| 79 // |callback|. | 80 // |callback|. |
| 80 bool Receive(const ReceiveCompleteCallback& callback); | 81 bool Receive(const ReceiveCompleteCallback& callback); |
| 81 | 82 |
| 82 // Begins an asynchronous send operation. Calling this while a Send | 83 // Begins an asynchronous send operation. Calling this while a Send |
| 83 // is already pending is a no-op and returns |false| without calling | 84 // is already pending is a no-op and returns |false| without calling |
| 84 // |callback|. | 85 // |callback|. |
| 85 bool Send(const std::string& data, const SendCompleteCallback& callback); | 86 bool Send(const std::vector<char>& data, |
| 87 const SendCompleteCallback& callback); |
| 86 | 88 |
| 87 // Flushes input and output buffers. | 89 // Flushes input and output buffers. |
| 88 bool Flush() const; | 90 bool Flush() const; |
| 89 | 91 |
| 90 // Configures some subset of port options for this connection. | 92 // Configures some subset of port options for this connection. |
| 91 // Omitted options are unchanged. Returns |true| iff the configuration | 93 // Omitted options are unchanged. Returns |true| iff the configuration |
| 92 // changes were successful. | 94 // changes were successful. |
| 93 bool Configure(const core_api::serial::ConnectionOptions& options); | 95 bool Configure(const core_api::serial::ConnectionOptions& options); |
| 94 | 96 |
| 95 // Connection configuration query. Fills values in an existing | 97 // Connection configuration query. Fills values in an existing |
| (...skipping 109 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
| 205 template <> | 207 template <> |
| 206 struct TypeConverter<device::serial::ConnectionOptionsPtr, | 208 struct TypeConverter<device::serial::ConnectionOptionsPtr, |
| 207 extensions::core_api::serial::ConnectionOptions> { | 209 extensions::core_api::serial::ConnectionOptions> { |
| 208 static device::serial::ConnectionOptionsPtr Convert( | 210 static device::serial::ConnectionOptionsPtr Convert( |
| 209 const extensions::core_api::serial::ConnectionOptions& input); | 211 const extensions::core_api::serial::ConnectionOptions& input); |
| 210 }; | 212 }; |
| 211 | 213 |
| 212 } // namespace mojo | 214 } // namespace mojo |
| 213 | 215 |
| 214 #endif // EXTENSIONS_BROWSER_API_SERIAL_SERIAL_CONNECTION_H_ | 216 #endif // EXTENSIONS_BROWSER_API_SERIAL_SERIAL_CONNECTION_H_ |
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