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| 1 // Copyright (c) 2011 The Native Client Authors. All rights reserved. | |
| 2 // Use of this source code is governed by a BSD-style license that can be | |
| 3 // found in the LICENSE file. | |
| 4 | |
| 5 // This application forwards the port that the rsp debug stub opens on the | |
| 6 // loopback interface, and forwards it to the public interface, so that a | |
| 7 // remote debugger can connect to it. | |
| 8 | |
| 9 #include <conio.h> | |
| 10 | |
| 11 #include "rsp_proxy/proxy_socket.h" | |
| 12 | |
| 13 namespace { | |
| 14 enum ConnectionState {CONNECTING, CONNECTED}; | |
| 15 const int kBufferSize = 512; | |
| 16 const int kListenMs = 20; | |
| 17 const int kReadWaitMs = 20; | |
| 18 } | |
| 19 | |
| 20 void Disconnect(debug::ListeningSocket client_listening_socket, | |
| 21 debug::Socket client_socket, | |
| 22 debug::Socket server_socket) { | |
| 23 client_listening_socket.Close(); | |
| 24 client_socket.Close(); | |
| 25 server_socket.Close(); | |
| 26 } | |
| 27 | |
| 28 int main(int argc, char **argv) { | |
| 29 debug::Socket server_side_socket; | |
| 30 debug::ListeningSocket client_side_listening_socket; | |
| 31 debug::Socket client_side_socket; | |
| 32 ConnectionState state = CONNECTING; | |
| 33 | |
| 34 client_side_listening_socket.Setup(4014); | |
| 35 | |
| 36 while (true) { | |
| 37 if (CONNECTING == state) { | |
| 38 if (!server_side_socket.IsConnected()) { | |
| 39 server_side_socket.ConnectTo("127.0.0.1", 4014); | |
| 40 if (server_side_socket.IsConnected()) | |
| 41 printf("Connected to the debug_stub.\n"); | |
| 42 } else if (!client_side_socket.IsConnected()) { | |
| 43 client_side_listening_socket.Accept(&client_side_socket, kListenMs); | |
| 44 if (client_side_socket.IsConnected()) | |
| 45 printf("Got connection from host\n"); | |
| 46 } else { | |
| 47 state = CONNECTED; | |
| 48 } | |
| 49 continue; | |
| 50 } | |
| 51 | |
| 52 if (CONNECTED == state) { | |
| 53 if (!server_side_socket.IsConnected() || | |
| 54 !client_side_socket.IsConnected()) { | |
| 55 Disconnect(client_side_listening_socket, | |
| 56 client_side_socket, | |
| 57 server_side_socket); | |
| 58 state = CONNECTING; | |
| 59 continue; | |
| 60 } | |
| 61 } | |
| 62 | |
| 63 char buff[kBufferSize]; | |
| 64 size_t read_bytes = client_side_socket.Read(buff, | |
| 65 sizeof(buff) - 1, | |
| 66 kReadWaitMs); | |
| 67 if (read_bytes > 0) { | |
| 68 buff[read_bytes] = 0; | |
| 69 printf("h>%s\n", buff); | |
| 70 server_side_socket.WriteAll(buff, read_bytes); | |
| 71 } | |
| 72 | |
| 73 read_bytes = server_side_socket.Read(buff, sizeof(buff) - 1, kReadWaitMs); | |
| 74 if (read_bytes > 0) { | |
| 75 buff[read_bytes] = 0; | |
| 76 printf("t>%s\n", buff); | |
| 77 client_side_socket.WriteAll(buff, read_bytes); | |
| 78 } | |
| 79 | |
| 80 if (_kbhit()) { | |
| 81 char c = getchar(); | |
| 82 if ('q' == c) { | |
| 83 break; | |
| 84 } | |
| 85 } | |
| 86 } | |
| 87 | |
| 88 if (CONNECTED == state) { | |
| 89 Disconnect(client_side_listening_socket, | |
| 90 client_side_socket, | |
| 91 server_side_socket); | |
| 92 } | |
| 93 | |
| 94 return 0; | |
| 95 } | |
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Chromium Code Reviews
Issue 10928195:
First round of dead file removal (Closed)
Base URL: https://github.com/samclegg/nativeclient-sdk.git@master