Joe Tijerina / M2XStreamClient

M2XStreamClient fork with a workaround in M2XStreamClient.cpp for the MTS_Wifi_Connect_M2X example.

Dependents:   STM32_MTS_Wifi_Connect_M2X M2X_STM32_MTS_Temp MTS_WiFi_Connect_M2X_Example

Fork of M2XStreamClient by AT&T M2X Team

Client.cpp@2:6fbc104d1321, 2014-08-26 (annotated)

Committer:
joe_tijerina
Date:
Tue Aug 26 15:20:40 2014 +0000
Revision:
2:6fbc104d1321
Parent:
0:f479e4f4db0e 
Fixed compiler warning (added ifndef MIN to avoid defining duplicate MIN define)

Who changed what in which revision?

UserRevisionLine numberNew contents of line
jb8414 0:f479e4f4db0e 1 #include "Client.h"
jb8414 0:f479e4f4db0e 2 #include "mbed.h"
jb8414 0:f479e4f4db0e 3
jb8414 0:f479e4f4db0e 4 #include <stdint.h>
jb8414 0:f479e4f4db0e 5
jb8414 0:f479e4f4db0e 6 Client::Client() : _len(0), _sock() {
jb8414 0:f479e4f4db0e 7 }
jb8414 0:f479e4f4db0e 8
jb8414 0:f479e4f4db0e 9 Client::~Client() {
jb8414 0:f479e4f4db0e 10 }
jb8414 0:f479e4f4db0e 11
jb8414 0:f479e4f4db0e 12 int Client::connect(const char *host, uint16_t port) {
jb8414 0:f479e4f4db0e 13 return _sock.connect(host, port) == 0;
jb8414 0:f479e4f4db0e 14 }
jb8414 0:f479e4f4db0e 15
jb8414 0:f479e4f4db0e 16 size_t Client::write(uint8_t b) {
jb8414 0:f479e4f4db0e 17 return write(&b, 1);
jb8414 0:f479e4f4db0e 18 }
jb8414 0:f479e4f4db0e 19
jb8414 0:f479e4f4db0e 20 size_t Client::write(const uint8_t *buf, size_t size) {
jb8414 0:f479e4f4db0e 21 _sock.set_blocking(false, 15000);
jb8414 0:f479e4f4db0e 22 // NOTE: we know it's dangerous to cast from (const uint8_t *) to (char *),
jb8414 0:f479e4f4db0e 23 // but we are trying to maintain a stable interface between the Arduino
jb8414 0:f479e4f4db0e 24 // one and the mbed one. What's more, while TCPSocketConnection has no
jb8414 0:f479e4f4db0e 25 // intention of modifying the data here, it requires us to send a (char *)
jb8414 0:f479e4f4db0e 26 // typed data. So we belive it's safe to do the cast here.
jb8414 0:f479e4f4db0e 27 return _sock.send_all(const_cast<char*>((const char*) buf), size);
jb8414 0:f479e4f4db0e 28 }
jb8414 0:f479e4f4db0e 29
jb8414 0:f479e4f4db0e 30 int Client::available() {
jb8414 0:f479e4f4db0e 31 if (_len > 0) { return 1; }
jb8414 0:f479e4f4db0e 32 int ret = read(_buf, 1);
jb8414 0:f479e4f4db0e 33 if (ret <= 0) { return 0; }
jb8414 0:f479e4f4db0e 34 _len = ret;
jb8414 0:f479e4f4db0e 35 return 1;
jb8414 0:f479e4f4db0e 36 }
jb8414 0:f479e4f4db0e 37
jb8414 0:f479e4f4db0e 38 int Client::read() {
jb8414 0:f479e4f4db0e 39 if (_len > 0) {
jb8414 0:f479e4f4db0e 40 _len = 0;
jb8414 0:f479e4f4db0e 41 return _buf[0];
jb8414 0:f479e4f4db0e 42 }
jb8414 0:f479e4f4db0e 43 return -1;
jb8414 0:f479e4f4db0e 44 }
jb8414 0:f479e4f4db0e 45
jb8414 0:f479e4f4db0e 46 int Client::read(uint8_t *buf, size_t size) {
jb8414 0:f479e4f4db0e 47 return _sock.receive_all((char*) buf, size);
jb8414 0:f479e4f4db0e 48 }
jb8414 0:f479e4f4db0e 49
jb8414 0:f479e4f4db0e 50 void Client::flush() {
jb8414 0:f479e4f4db0e 51 // does nothing, TCP stack takes care of this
jb8414 0:f479e4f4db0e 52 }
jb8414 0:f479e4f4db0e 53
jb8414 0:f479e4f4db0e 54 void Client::stop() {
jb8414 0:f479e4f4db0e 55 _sock.close();
jb8414 0:f479e4f4db0e 56 }
jb8414 0:f479e4f4db0e 57
jb8414 0:f479e4f4db0e 58 uint8_t Client::connected() {
jb8414 0:f479e4f4db0e 59 return _sock.is_connected();
jb8414 0:f479e4f4db0e 60 }