works through pushing box to log data to google spreadsheet
Dependencies: MBed_Adafruit-GPS-Library SDFileSystem mbed
Fork of GPR_Interface by
Socket/TCPSocketConnection.cpp@0:8ccbd963e74d, 2014-02-25 (annotated)
- Committer:
- lawliet
- Date:
- Tue Feb 25 02:52:48 2014 +0000
- Revision:
- 0:8ccbd963e74d
- Child:
- 3:acf2ea413e72
Initial version of GPRS Interface
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
lawliet | 0:8ccbd963e74d | 1 | /* |
lawliet | 0:8ccbd963e74d | 2 | TCPSocketConnection.cpp |
lawliet | 0:8ccbd963e74d | 3 | 2014 Copyright (c) Seeed Technology Inc. All right reserved. |
lawliet | 0:8ccbd963e74d | 4 | |
lawliet | 0:8ccbd963e74d | 5 | Author:lawliet zou(lawliet.zou@gmail.com) |
lawliet | 0:8ccbd963e74d | 6 | 2014-2-24 |
lawliet | 0:8ccbd963e74d | 7 | |
lawliet | 0:8ccbd963e74d | 8 | This library is free software; you can redistribute it and/or |
lawliet | 0:8ccbd963e74d | 9 | modify it under the terms of the GNU Lesser General Public |
lawliet | 0:8ccbd963e74d | 10 | License as published by the Free Software Foundation; either |
lawliet | 0:8ccbd963e74d | 11 | version 2.1 of the License, or (at your option) any later version. |
lawliet | 0:8ccbd963e74d | 12 | |
lawliet | 0:8ccbd963e74d | 13 | This library is distributed in the hope that it will be useful, |
lawliet | 0:8ccbd963e74d | 14 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
lawliet | 0:8ccbd963e74d | 15 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
lawliet | 0:8ccbd963e74d | 16 | Lesser General Public License for more details. |
lawliet | 0:8ccbd963e74d | 17 | |
lawliet | 0:8ccbd963e74d | 18 | You should have received a copy of the GNU Lesser General Public |
lawliet | 0:8ccbd963e74d | 19 | License along with this library; if not, write to the Free Software |
lawliet | 0:8ccbd963e74d | 20 | Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA |
lawliet | 0:8ccbd963e74d | 21 | */ |
lawliet | 0:8ccbd963e74d | 22 | |
lawliet | 0:8ccbd963e74d | 23 | #include "TCPSocketConnection.h" |
lawliet | 0:8ccbd963e74d | 24 | |
lawliet | 0:8ccbd963e74d | 25 | static int size; |
lawliet | 0:8ccbd963e74d | 26 | TCPSocketConnection::TCPSocketConnection() |
lawliet | 0:8ccbd963e74d | 27 | { |
lawliet | 0:8ccbd963e74d | 28 | size = 0; |
lawliet | 0:8ccbd963e74d | 29 | } |
lawliet | 0:8ccbd963e74d | 30 | |
lawliet | 0:8ccbd963e74d | 31 | int TCPSocketConnection::connect(const char* host, const int port) |
lawliet | 0:8ccbd963e74d | 32 | { |
lawliet | 0:8ccbd963e74d | 33 | if (_sock_fd < 0) { |
lawliet | 0:8ccbd963e74d | 34 | _sock_fd = gprs->new_socket(); |
lawliet | 0:8ccbd963e74d | 35 | if (_sock_fd < 0) { |
lawliet | 0:8ccbd963e74d | 36 | return -1; |
lawliet | 0:8ccbd963e74d | 37 | } |
lawliet | 0:8ccbd963e74d | 38 | } |
lawliet | 0:8ccbd963e74d | 39 | |
lawliet | 0:8ccbd963e74d | 40 | if (!gprs->connect(_sock_fd, TCP, host, port)) { |
lawliet | 0:8ccbd963e74d | 41 | return false; |
lawliet | 0:8ccbd963e74d | 42 | } |
lawliet | 0:8ccbd963e74d | 43 | return true; |
lawliet | 0:8ccbd963e74d | 44 | } |
lawliet | 0:8ccbd963e74d | 45 | |
lawliet | 0:8ccbd963e74d | 46 | bool TCPSocketConnection::is_connected(void) |
lawliet | 0:8ccbd963e74d | 47 | { |
lawliet | 0:8ccbd963e74d | 48 | return gprs->is_connected(_sock_fd); |
lawliet | 0:8ccbd963e74d | 49 | } |
lawliet | 0:8ccbd963e74d | 50 | |
lawliet | 0:8ccbd963e74d | 51 | int TCPSocketConnection::send(char* data, int length) |
lawliet | 0:8ccbd963e74d | 52 | { |
lawliet | 0:8ccbd963e74d | 53 | int size = gprs->wait_writeable(_sock_fd, length); |
lawliet | 0:8ccbd963e74d | 54 | if (size < 0) { |
lawliet | 0:8ccbd963e74d | 55 | return -1; |
lawliet | 0:8ccbd963e74d | 56 | } |
lawliet | 0:8ccbd963e74d | 57 | if (size > length) { |
lawliet | 0:8ccbd963e74d | 58 | size = length; |
lawliet | 0:8ccbd963e74d | 59 | } |
lawliet | 0:8ccbd963e74d | 60 | return gprs->send(_sock_fd, data, size); |
lawliet | 0:8ccbd963e74d | 61 | } |
lawliet | 0:8ccbd963e74d | 62 | |
lawliet | 0:8ccbd963e74d | 63 | int TCPSocketConnection::send_all(char* data, int length) |
lawliet | 0:8ccbd963e74d | 64 | { |
lawliet | 0:8ccbd963e74d | 65 | return send(data,length); |
lawliet | 0:8ccbd963e74d | 66 | } |
lawliet | 0:8ccbd963e74d | 67 | |
lawliet | 0:8ccbd963e74d | 68 | int TCPSocketConnection::receive(char* data, int length) |
lawliet | 0:8ccbd963e74d | 69 | { |
lawliet | 0:8ccbd963e74d | 70 | if (size < 0) { |
lawliet | 0:8ccbd963e74d | 71 | return -1; |
lawliet | 0:8ccbd963e74d | 72 | } |
lawliet | 0:8ccbd963e74d | 73 | if(size == 0) { |
lawliet | 0:8ccbd963e74d | 74 | size = gprs->wait_readable(_sock_fd, DEFAULT_TIMEOUT); |
lawliet | 0:8ccbd963e74d | 75 | } |
lawliet | 0:8ccbd963e74d | 76 | |
lawliet | 0:8ccbd963e74d | 77 | if(size > length) { |
lawliet | 0:8ccbd963e74d | 78 | size = size - length; |
lawliet | 0:8ccbd963e74d | 79 | } else { |
lawliet | 0:8ccbd963e74d | 80 | length = size; |
lawliet | 0:8ccbd963e74d | 81 | size = -1; |
lawliet | 0:8ccbd963e74d | 82 | } |
lawliet | 0:8ccbd963e74d | 83 | return gprs->recv(_sock_fd, data, length); |
lawliet | 0:8ccbd963e74d | 84 | } |
lawliet | 0:8ccbd963e74d | 85 | |
lawliet | 0:8ccbd963e74d | 86 | int TCPSocketConnection::receive_all(char* data, int length) |
lawliet | 0:8ccbd963e74d | 87 | { |
lawliet | 0:8ccbd963e74d | 88 | return receive(data,length); |
lawliet | 0:8ccbd963e74d | 89 | } |