Dependents: SimpleLCDClock readCard2Twitter_http AnalogClock_StepperMotor_NTP ServoCamV1
if/lwip/lwipNetDnsRequest.h@3:2929fcb16bbf, 2010-06-01 (annotated)
- Committer:
- donatien
- Date:
- Tue Jun 01 15:57:55 2010 +0000
- Revision:
- 3:2929fcb16bbf
- Parent:
- 2:2dafdd154a9e
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
donatien | 1:e52ec2a24c6a | 1 | |
donatien | 1:e52ec2a24c6a | 2 | /* |
donatien | 2:2dafdd154a9e | 3 | Copyright (c) 2010 Donatien Garnier (donatiengar [at] gmail [dot] com) |
donatien | 1:e52ec2a24c6a | 4 | |
donatien | 1:e52ec2a24c6a | 5 | Permission is hereby granted, free of charge, to any person obtaining a copy |
donatien | 1:e52ec2a24c6a | 6 | of this software and associated documentation files (the "Software"), to deal |
donatien | 1:e52ec2a24c6a | 7 | in the Software without restriction, including without limitation the rights |
donatien | 1:e52ec2a24c6a | 8 | to use, copy, modify, merge, publish, distribute, sublicense, and/or sell |
donatien | 1:e52ec2a24c6a | 9 | copies of the Software, and to permit persons to whom the Software is |
donatien | 1:e52ec2a24c6a | 10 | furnished to do so, subject to the following conditions: |
donatien | 1:e52ec2a24c6a | 11 | |
donatien | 1:e52ec2a24c6a | 12 | The above copyright notice and this permission notice shall be included in |
donatien | 1:e52ec2a24c6a | 13 | all copies or substantial portions of the Software. |
donatien | 1:e52ec2a24c6a | 14 | |
donatien | 1:e52ec2a24c6a | 15 | THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
donatien | 1:e52ec2a24c6a | 16 | IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
donatien | 1:e52ec2a24c6a | 17 | FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE |
donatien | 1:e52ec2a24c6a | 18 | AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
donatien | 1:e52ec2a24c6a | 19 | LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, |
donatien | 1:e52ec2a24c6a | 20 | OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN |
donatien | 1:e52ec2a24c6a | 21 | THE SOFTWARE. |
donatien | 1:e52ec2a24c6a | 22 | */ |
donatien | 1:e52ec2a24c6a | 23 | |
donatien | 0:3717b703f76d | 24 | #ifndef LWIPNETDNSREQUEST_H |
donatien | 0:3717b703f76d | 25 | #define LWIPNETDNSREQUEST_H |
donatien | 0:3717b703f76d | 26 | |
donatien | 0:3717b703f76d | 27 | #define NET_LWIP_STACK 1 |
donatien | 0:3717b703f76d | 28 | #include "if/net/netdnsrequest.h" |
donatien | 0:3717b703f76d | 29 | |
donatien | 0:3717b703f76d | 30 | //struct ip_addr_t; |
donatien | 0:3717b703f76d | 31 | #include "lwip/ip_addr.h" |
donatien | 0:3717b703f76d | 32 | |
donatien | 0:3717b703f76d | 33 | class LwipNetDnsRequest : public NetDnsRequest |
donatien | 0:3717b703f76d | 34 | { |
donatien | 0:3717b703f76d | 35 | public: |
donatien | 0:3717b703f76d | 36 | LwipNetDnsRequest(const char* hostname); |
donatien | 0:3717b703f76d | 37 | LwipNetDnsRequest(Host* pHost); |
donatien | 0:3717b703f76d | 38 | virtual ~LwipNetDnsRequest(); |
donatien | 0:3717b703f76d | 39 | |
donatien | 0:3717b703f76d | 40 | //Execute request & return OK if found, NOTFOUND or ERROR on error, or PROCESSING if the request has not completed yet |
donatien | 0:3717b703f76d | 41 | virtual void poll(); |
donatien | 0:3717b703f76d | 42 | |
donatien | 0:3717b703f76d | 43 | protected: |
donatien | 0:3717b703f76d | 44 | void foundCb(const char *name, ip_addr_t *ipaddr); |
donatien | 0:3717b703f76d | 45 | |
donatien | 0:3717b703f76d | 46 | private: |
donatien | 0:3717b703f76d | 47 | enum LwipNetDnsState |
donatien | 0:3717b703f76d | 48 | { |
donatien | 0:3717b703f76d | 49 | LWIPNETDNS_START, |
donatien | 0:3717b703f76d | 50 | LWIPNETDNS_PROCESSING, //Req has not completed |
donatien | 0:3717b703f76d | 51 | LWIPNETDNS_NOTFOUND, |
donatien | 0:3717b703f76d | 52 | LWIPNETDNS_ERROR, |
donatien | 0:3717b703f76d | 53 | LWIPNETDNS_OK |
donatien | 0:3717b703f76d | 54 | }; |
donatien | 0:3717b703f76d | 55 | |
donatien | 0:3717b703f76d | 56 | LwipNetDnsState m_state; |
donatien | 0:3717b703f76d | 57 | bool m_cbFired; |
donatien | 0:3717b703f76d | 58 | |
donatien | 0:3717b703f76d | 59 | //Static callbacks : Transforms into a C++ callback |
donatien | 0:3717b703f76d | 60 | static void sFoundCb(const char *name, ip_addr_t *ipaddr, void *arg); |
donatien | 0:3717b703f76d | 61 | }; |
donatien | 0:3717b703f76d | 62 | |
donatien | 0:3717b703f76d | 63 | #endif |