Multi-Hackers / SocketModem

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Dependents:   M2X_dev axeda_wrapper_dev MTS_M2x_Example1 MTS_Cellular_Connect_Example ... more

tests/test_TCP_Socket_Echo.h@55:56d9a9d98079, 2013-12-20 (annotated)

Committer:
sgodinez
Date:
Fri Dec 20 16:26:10 2013 +0000
Revision:
55:56d9a9d98079
Parent:
53:27c9622de0f9
Child:
68:c490e4a51778
Got UDP working

Who changed what in which revision?

UserRevisionLine numberNew contents of line
sgodinez 41:81d035fb0b6a 1 #ifndef _TEST_TCP_SOCKET_ECHO_H_
sgodinez 41:81d035fb0b6a 2 #define _TEST_TCP_SOCKET_ECHO_H_
sgodinez 41:81d035fb0b6a 3
sgodinez 41:81d035fb0b6a 4
sgodinez 41:81d035fb0b6a 5 //Setup a netcat server with command: ncat -l 5798 -k -c 'xargs -n1 --null echo'
sgodinez 41:81d035fb0b6a 6
sgodinez 41:81d035fb0b6a 7 void testTcpSocketEcho() {
sgodinez 44:86fa8f50a1df 8 using namespace mts;
sgodinez 44:86fa8f50a1df 9
sgodinez 41:81d035fb0b6a 10 Cellular::Code code;
sgodinez 41:81d035fb0b6a 11 const int TEST_PORT = 5798;
sgodinez 41:81d035fb0b6a 12 const std::string TEST_SERVER("204.26.122.96");
sgodinez 41:81d035fb0b6a 13 const char buffer[] = "*ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz1234567890*";
sgodinez 41:81d035fb0b6a 14 const int size = sizeof(buffer);
sgodinez 41:81d035fb0b6a 15 char echoData[size];
sgodinez 41:81d035fb0b6a 16
sgodinez 41:81d035fb0b6a 17 printf("TCP SOCKET TESTING\r\n");
sgodinez 41:81d035fb0b6a 18 printf("Setting APN\r\n");
sgodinez 41:81d035fb0b6a 19 code = Cellular::getInstance()->setApn("b2b.tmobile.com");
sgodinez 44:86fa8f50a1df 20 if(code == Cellular::CELL_OK) {
sgodinez 41:81d035fb0b6a 21 printf("Success!\r\n");
sgodinez 41:81d035fb0b6a 22 } else {
sgodinez 41:81d035fb0b6a 23 printf("Error during APN setup [%d]\r\n", (int)code);
sgodinez 41:81d035fb0b6a 24 }
sgodinez 41:81d035fb0b6a 25
sgodinez 41:81d035fb0b6a 26 printf("Setting Socket Closeable\r\n");
sgodinez 41:81d035fb0b6a 27 code = Cellular::getInstance()->setSocketCloseable();
sgodinez 44:86fa8f50a1df 28 if(code == Cellular::CELL_OK) {
sgodinez 41:81d035fb0b6a 29 printf("Success!\r\n");
sgodinez 41:81d035fb0b6a 30 } else {
sgodinez 41:81d035fb0b6a 31 printf("Error setting socket closeable [%d]\r\n", (int)code);
sgodinez 41:81d035fb0b6a 32 }
sgodinez 41:81d035fb0b6a 33
sgodinez 53:27c9622de0f9 34 printf("Setting Local Port\r\n");
sgodinez 53:27c9622de0f9 35 if(Cellular::getInstance()->bind(5000)) {
sgodinez 53:27c9622de0f9 36 printf("Success!\r\n");
sgodinez 53:27c9622de0f9 37 } else {
sgodinez 53:27c9622de0f9 38 printf("Error setting local port [%d]\r\n", (int)code);
sgodinez 53:27c9622de0f9 39 }
sgodinez 53:27c9622de0f9 40
sgodinez 53:27c9622de0f9 41 printf("Setting Primary DNS\r\n");
sgodinez 53:27c9622de0f9 42 code = Cellular::getInstance()->setDns("8.8.8.8");
sgodinez 53:27c9622de0f9 43 if(code == Cellular::CELL_OK) {
sgodinez 53:27c9622de0f9 44 printf("Success!\r\n");
sgodinez 53:27c9622de0f9 45 } else {
sgodinez 53:27c9622de0f9 46 printf("Error setting primary DNS [%d]\r\n", (int)code);
sgodinez 53:27c9622de0f9 47 }
sgodinez 53:27c9622de0f9 48
sgodinez 41:81d035fb0b6a 49 printf("Establishing PPP Connection\r\n");
sgodinez 41:81d035fb0b6a 50 if(Cellular::getInstance()->connect()) {
sgodinez 41:81d035fb0b6a 51 printf("Success!\r\n");
sgodinez 41:81d035fb0b6a 52 } else {
sgodinez 55:56d9a9d98079 53 printf("Error during PPP connection. Aborting.\r\n");
sgodinez 55:56d9a9d98079 54 return;
sgodinez 41:81d035fb0b6a 55 }
sgodinez 41:81d035fb0b6a 56
sgodinez 41:81d035fb0b6a 57 printf("Opening a TCP Socket\r\n");
sgodinez 41:81d035fb0b6a 58 if(Cellular::getInstance()->open(TEST_SERVER, TEST_PORT, IPStack::TCP)) {
sgodinez 41:81d035fb0b6a 59 printf("Success!\r\n");
sgodinez 41:81d035fb0b6a 60 } else {
sgodinez 55:56d9a9d98079 61 printf("Error during TCP socket open [%s:%d]. Aborting.\r\n", TEST_SERVER.c_str(), TEST_PORT);
sgodinez 55:56d9a9d98079 62 return;
sgodinez 41:81d035fb0b6a 63 }
sgodinez 41:81d035fb0b6a 64
sgodinez 41:81d035fb0b6a 65 printf("Sending buffer\r\n");
sgodinez 41:81d035fb0b6a 66 int bytesWritten = Cellular::getInstance()->write(buffer, size, 10000);
sgodinez 41:81d035fb0b6a 67 if(bytesWritten == size) {
sgodinez 41:81d035fb0b6a 68 printf("Successfully sent buffer\r\n");
sgodinez 41:81d035fb0b6a 69 } else {
sgodinez 55:56d9a9d98079 70 printf("Failed to send buffer. Closing socket and aborting.\r\n");
sgodinez 55:56d9a9d98079 71 Cellular::getInstance()->close();
sgodinez 55:56d9a9d98079 72 return;
sgodinez 41:81d035fb0b6a 73 }
sgodinez 41:81d035fb0b6a 74
sgodinez 41:81d035fb0b6a 75 printf("Receiving echo (timeout = 15 seconds)\r\n");
sgodinez 41:81d035fb0b6a 76 Timer tmr;
sgodinez 41:81d035fb0b6a 77 int bytesRead = 0;
sgodinez 41:81d035fb0b6a 78 tmr.start();
sgodinez 41:81d035fb0b6a 79 do {
sgodinez 55:56d9a9d98079 80 int status = Cellular::getInstance()->read(&echoData[bytesRead], size - bytesRead, 1000);
sgodinez 55:56d9a9d98079 81 if(status != -1) {
sgodinez 55:56d9a9d98079 82 bytesRead += status;
sgodinez 55:56d9a9d98079 83 } else {
sgodinez 55:56d9a9d98079 84 printf("Error reading from socket. Closing socket and aborting.\r\n");
sgodinez 55:56d9a9d98079 85 Cellular::getInstance()->close();
sgodinez 55:56d9a9d98079 86 return;
sgodinez 55:56d9a9d98079 87 }
sgodinez 41:81d035fb0b6a 88 printf("Total bytes read %d\r\n", bytesRead);
sgodinez 41:81d035fb0b6a 89 } while (tmr.read_ms() <= 15000 && bytesRead < size);
sgodinez 41:81d035fb0b6a 90
sgodinez 55:56d9a9d98079 91
sgodinez 41:81d035fb0b6a 92 //Safely Cap at Max Size
sgodinez 41:81d035fb0b6a 93 echoData[size - 1] = '\0';
sgodinez 41:81d035fb0b6a 94 printf("Comparing Buffers\r\n");
sgodinez 41:81d035fb0b6a 95 printf("SENT: [%s]\r\n", buffer);
sgodinez 41:81d035fb0b6a 96 printf("RECV: [%s]\r\n", echoData);
sgodinez 41:81d035fb0b6a 97
sgodinez 41:81d035fb0b6a 98 for(int i = 0; i < size - 1; i++) {
sgodinez 41:81d035fb0b6a 99 if(buffer[i] != echoData[i]) {
sgodinez 41:81d035fb0b6a 100 printf("Buffers do not match at index %d\r\n", i);
sgodinez 41:81d035fb0b6a 101 break;
sgodinez 41:81d035fb0b6a 102 }
sgodinez 41:81d035fb0b6a 103 }
sgodinez 55:56d9a9d98079 104
sgodinez 41:81d035fb0b6a 105 printf("Closing socket\r\n");
sgodinez 41:81d035fb0b6a 106 Cellular::getInstance()->close();
sgodinez 41:81d035fb0b6a 107
sgodinez 41:81d035fb0b6a 108
sgodinez 41:81d035fb0b6a 109 printf("Disconnecting\r\n");
sgodinez 41:81d035fb0b6a 110 Cellular::getInstance()->disconnect();
sgodinez 41:81d035fb0b6a 111 }
sgodinez 41:81d035fb0b6a 112
sgodinez 41:81d035fb0b6a 113 #endif