joshua Elsdon / Mbed 2 deprecated Email2Screen

Mac addr added ICRS

Dependencies:   mbed

Fork of Email2Screen by Oliver Mattos

NetServicesProxy/api/DNSRequest.cpp@1:b38b745d1ea8, 2013-11-20 (annotated)

Committer:
je310
Date:
Wed Nov 20 21:22:22 2013 +0000
Revision:
1:b38b745d1ea8
Parent:
0:1619a6b826d7 
This is a maced version of olivers code ICRS

Who changed what in which revision?

UserRevisionLine numberNew contents of line
Hello1024 0:1619a6b826d7 1
Hello1024 0:1619a6b826d7 2 /*
Hello1024 0:1619a6b826d7 3 Copyright (c) 2010 Donatien Garnier (donatiengar [at] gmail [dot] com)
Hello1024 0:1619a6b826d7 4
Hello1024 0:1619a6b826d7 5 Permission is hereby granted, free of charge, to any person obtaining a copy
Hello1024 0:1619a6b826d7 6 of this software and associated documentation files (the "Software"), to deal
Hello1024 0:1619a6b826d7 7 in the Software without restriction, including without limitation the rights
Hello1024 0:1619a6b826d7 8 to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
Hello1024 0:1619a6b826d7 9 copies of the Software, and to permit persons to whom the Software is
Hello1024 0:1619a6b826d7 10 furnished to do so, subject to the following conditions:
Hello1024 0:1619a6b826d7 11
Hello1024 0:1619a6b826d7 12 The above copyright notice and this permission notice shall be included in
Hello1024 0:1619a6b826d7 13 all copies or substantial portions of the Software.
Hello1024 0:1619a6b826d7 14
Hello1024 0:1619a6b826d7 15 THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
Hello1024 0:1619a6b826d7 16 IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
Hello1024 0:1619a6b826d7 17 FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
Hello1024 0:1619a6b826d7 18 AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
Hello1024 0:1619a6b826d7 19 LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
Hello1024 0:1619a6b826d7 20 OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
Hello1024 0:1619a6b826d7 21 THE SOFTWARE.
Hello1024 0:1619a6b826d7 22 */
Hello1024 0:1619a6b826d7 23
Hello1024 0:1619a6b826d7 24 #include "DNSRequest.h"
Hello1024 0:1619a6b826d7 25 #include "if/net/netdnsrequest.h"
Hello1024 0:1619a6b826d7 26
Hello1024 0:1619a6b826d7 27 DNSRequest::DNSRequest() : m_pNetDnsRequest(NULL), m_pCbItem(NULL), m_pCbMeth(NULL), m_pCb(NULL)
Hello1024 0:1619a6b826d7 28 {
Hello1024 0:1619a6b826d7 29
Hello1024 0:1619a6b826d7 30 }
Hello1024 0:1619a6b826d7 31
Hello1024 0:1619a6b826d7 32 DNSRequest::~DNSRequest()
Hello1024 0:1619a6b826d7 33 {
Hello1024 0:1619a6b826d7 34 close();
Hello1024 0:1619a6b826d7 35 }
Hello1024 0:1619a6b826d7 36
Hello1024 0:1619a6b826d7 37 DNSRequestErr DNSRequest::resolve(const char* hostname)
Hello1024 0:1619a6b826d7 38 {
Hello1024 0:1619a6b826d7 39 if(!m_pNetDnsRequest)
Hello1024 0:1619a6b826d7 40 {
Hello1024 0:1619a6b826d7 41 m_pNetDnsRequest = Net::dnsRequest(hostname);
Hello1024 0:1619a6b826d7 42 if(!m_pNetDnsRequest)
Hello1024 0:1619a6b826d7 43 {
Hello1024 0:1619a6b826d7 44 return DNS_IF; //Interface did not return a NetDnsRequest (usually because a default interface does not exist)
Hello1024 0:1619a6b826d7 45 }
Hello1024 0:1619a6b826d7 46 m_pNetDnsRequest->setOnReply(this, &DNSRequest::onNetDnsReply);
Hello1024 0:1619a6b826d7 47 return DNS_OK;
Hello1024 0:1619a6b826d7 48 }
Hello1024 0:1619a6b826d7 49 else
Hello1024 0:1619a6b826d7 50 {
Hello1024 0:1619a6b826d7 51 return DNS_INUSE; //The previous req has not completed
Hello1024 0:1619a6b826d7 52 }
Hello1024 0:1619a6b826d7 53 }
Hello1024 0:1619a6b826d7 54
Hello1024 0:1619a6b826d7 55 DNSRequestErr DNSRequest::resolve(Host* pHost)
Hello1024 0:1619a6b826d7 56 {
Hello1024 0:1619a6b826d7 57 if(!m_pNetDnsRequest)
Hello1024 0:1619a6b826d7 58 {
Hello1024 0:1619a6b826d7 59 m_pNetDnsRequest = Net::dnsRequest(pHost);
Hello1024 0:1619a6b826d7 60 if(!m_pNetDnsRequest)
Hello1024 0:1619a6b826d7 61 {
Hello1024 0:1619a6b826d7 62 return DNS_IF; //Interface did not return a NetDnsRequest (usually because a default interface does not exist)
Hello1024 0:1619a6b826d7 63 }
Hello1024 0:1619a6b826d7 64 m_pNetDnsRequest->setOnReply(this, &DNSRequest::onNetDnsReply);
Hello1024 0:1619a6b826d7 65 return DNS_OK;
Hello1024 0:1619a6b826d7 66 }
Hello1024 0:1619a6b826d7 67 else
Hello1024 0:1619a6b826d7 68 {
Hello1024 0:1619a6b826d7 69 return DNS_INUSE; //The previous req has not completed
Hello1024 0:1619a6b826d7 70 }
Hello1024 0:1619a6b826d7 71 }
Hello1024 0:1619a6b826d7 72
Hello1024 0:1619a6b826d7 73 //Callbacks
Hello1024 0:1619a6b826d7 74 void DNSRequest::setOnReply( void (*pMethod)(DNSReply) )
Hello1024 0:1619a6b826d7 75 {
Hello1024 0:1619a6b826d7 76 m_pCb = pMethod;
Hello1024 0:1619a6b826d7 77 }
Hello1024 0:1619a6b826d7 78
Hello1024 0:1619a6b826d7 79 #if 0 //For doc only
Hello1024 0:1619a6b826d7 80 template<class T>
Hello1024 0:1619a6b826d7 81 void DNSRequest::setOnReply( T* pItem, void (T::*pMethod)(DNSReply) )
Hello1024 0:1619a6b826d7 82 {
Hello1024 0:1619a6b826d7 83 m_pCbItem = (CDummy*) pItem;
Hello1024 0:1619a6b826d7 84 m_pCbMeth = (void (CDummy::*)(DNSReply)) pMethod;
Hello1024 0:1619a6b826d7 85 }
Hello1024 0:1619a6b826d7 86 #endif
Hello1024 0:1619a6b826d7 87
Hello1024 0:1619a6b826d7 88 DNSRequestErr DNSRequest::getResult(IpAddr* pIp)
Hello1024 0:1619a6b826d7 89 {
Hello1024 0:1619a6b826d7 90 if(!m_pNetDnsRequest)
Hello1024 0:1619a6b826d7 91 {
Hello1024 0:1619a6b826d7 92 return DNS_SETUP;
Hello1024 0:1619a6b826d7 93 }
Hello1024 0:1619a6b826d7 94 m_pNetDnsRequest->getResult(pIp);
Hello1024 0:1619a6b826d7 95 return DNS_OK;
Hello1024 0:1619a6b826d7 96 }
Hello1024 0:1619a6b826d7 97
Hello1024 0:1619a6b826d7 98 DNSRequestErr DNSRequest::close()
Hello1024 0:1619a6b826d7 99 {
Hello1024 0:1619a6b826d7 100 if(!m_pNetDnsRequest)
Hello1024 0:1619a6b826d7 101 {
Hello1024 0:1619a6b826d7 102 return DNS_SETUP;
Hello1024 0:1619a6b826d7 103 }
Hello1024 0:1619a6b826d7 104 m_pNetDnsRequest->close();
Hello1024 0:1619a6b826d7 105 m_pNetDnsRequest = NULL;
Hello1024 0:1619a6b826d7 106 return DNS_OK;
Hello1024 0:1619a6b826d7 107 }
Hello1024 0:1619a6b826d7 108
Hello1024 0:1619a6b826d7 109 void DNSRequest::onNetDnsReply(NetDnsReply r)
Hello1024 0:1619a6b826d7 110 {
Hello1024 0:1619a6b826d7 111 if(m_pCbItem && m_pCbMeth)
Hello1024 0:1619a6b826d7 112 (m_pCbItem->*m_pCbMeth)((DNSReply) r);
Hello1024 0:1619a6b826d7 113 else if(m_pCb)
Hello1024 0:1619a6b826d7 114 m_pCb((DNSReply) r);
Hello1024 0:1619a6b826d7 115 }