Xinlei Cao / Mbed 2 deprecated MbedSmartRestMain

Own fork of MbedSmartRestMain

Dependencies:   C027_Support C12832 LM75B MMA7660 MbedSmartRest mbed-rtos mbed

Fork of MbedSmartRestMain by Cumulocity Official

util/SmartRestSocket.cpp@93:61d44636f020, 2015-04-20 (annotated)

Committer:
xinlei
Date:
Mon Apr 20 15:04:23 2015 +0000
Revision:
93:61d44636f020
Child:
96:ea056f6be2e8
Integration of new device push code base.

Who changed what in which revision?

UserRevisionLine numberNew contents of line
xinlei 93:61d44636f020 1 #include <string.h>
xinlei 93:61d44636f020 2 #include "SmartRestSocket.h"
xinlei 93:61d44636f020 3 #include "SmartRestConf.h"
xinlei 93:61d44636f020 4
xinlei 93:61d44636f020 5 //memset((void*)SmartRestSocket::cachedIP, 0, sizeof(SmartRestSocket::cachedIP));
xinlei 93:61d44636f020 6 char SmartRestSocket::cachedIP[16] = {0};
xinlei 93:61d44636f020 7
xinlei 93:61d44636f020 8 int SmartRestSocket::connect()
xinlei 93:61d44636f020 9 {
xinlei 93:61d44636f020 10 int n = -1;
xinlei 93:61d44636f020 11 ipLock.lock();
xinlei 93:61d44636f020 12 for (size_t i = 0; i < 3; ++i) {
xinlei 93:61d44636f020 13 if (cachedIP[0] == '\0') {
xinlei 93:61d44636f020 14 MDMParser::IP ip = mdm.gethostbyname(getHost());
xinlei 93:61d44636f020 15 if (ip == NOIP)
xinlei 93:61d44636f020 16 continue;
xinlei 93:61d44636f020 17 const unsigned char *c = (const unsigned char*)&ip;
xinlei 93:61d44636f020 18 snprintf(cachedIP, sizeof(cachedIP), "%u.%u.%u.%u", c[3], c[2], c[1], c[0]);
xinlei 93:61d44636f020 19 }
xinlei 93:61d44636f020 20 n = TCPSocketConnection::connect(cachedIP, getPort());
xinlei 93:61d44636f020 21 if (n >= 0) {
xinlei 93:61d44636f020 22 break;
xinlei 93:61d44636f020 23 } else {
xinlei 93:61d44636f020 24 cachedIP[0] = '\0';
xinlei 93:61d44636f020 25 }
xinlei 93:61d44636f020 26 }
xinlei 93:61d44636f020 27 ipLock.unlock();
xinlei 93:61d44636f020 28 return n;
xinlei 93:61d44636f020 29 }
xinlei 93:61d44636f020 30
xinlei 93:61d44636f020 31 int SmartRestSocket::sendOnly(char *buf, int size)
xinlei 93:61d44636f020 32 {
xinlei 93:61d44636f020 33 int l = connect();
xinlei 93:61d44636f020 34 if (l < 0)
xinlei 93:61d44636f020 35 return -3;
xinlei 93:61d44636f020 36 l = send(buf, size);
xinlei 93:61d44636f020 37 close();
xinlei 93:61d44636f020 38 if (l < 0) {
xinlei 93:61d44636f020 39 return -2;
xinlei 93:61d44636f020 40 } else {
xinlei 93:61d44636f020 41 return l;
xinlei 93:61d44636f020 42 }
xinlei 93:61d44636f020 43 }
xinlei 93:61d44636f020 44
xinlei 93:61d44636f020 45 int SmartRestSocket::sendAndReceive(char *buf, int size, int maxSize)
xinlei 93:61d44636f020 46 {
xinlei 93:61d44636f020 47 int l = connect();
xinlei 93:61d44636f020 48 if (l < 0)
xinlei 93:61d44636f020 49 return -3;
xinlei 93:61d44636f020 50 l = send(buf, size);
xinlei 93:61d44636f020 51 if (l < 0) {
xinlei 93:61d44636f020 52 close();
xinlei 93:61d44636f020 53 return -2;
xinlei 93:61d44636f020 54 } else {
xinlei 93:61d44636f020 55 l = receive(buf, maxSize);
xinlei 93:61d44636f020 56 close();
xinlei 93:61d44636f020 57 return l;
xinlei 93:61d44636f020 58 }
xinlei 93:61d44636f020 59 }