WIZ820io(W5200) network interface、EthernetNetIf compatible.
example
#include "WIZ820ioNetIf.h" #include "HTTPClient.h" #include "HTTPServer.h" #if defined(TARGET_KL25Z) WIZ820ioNetIf eth(PTD2,PTD3,PTD1,PTD0,PTD5); #endif HTTPClient http; HTTPStream stream; void callback(HTTPResult r){ printf("callback %d %s\n", r, HTTPClient::ResultStr(r)); } int main() { int err = eth.setup(); if (err < 0) { printf("setup error %d\n", err); exit(-1); } HTTPServer svr; svr.addHandler<SimpleHandler>("/"); svr.bind(80); const char* uri = "http://va009039-mbed.appspot.com/kl25z/"; http.get(uri, &stream, callback); uint8_t buf[256]; int total = 0; stream.readNext(buf, sizeof(buf)); while(1) { if(stream.readable()) { int len = stream.readLen(); total += len; printf("%d %d\n", total, len); stream.readNext(buf, sizeof(buf)); } Net::poll(); } }
Diff: NetServices/services/http/client/data/HTTPStream.cpp
- Revision:
- 1:22b9052d864d
diff -r bdeec5f86894 -r 22b9052d864d NetServices/services/http/client/data/HTTPStream.cpp --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/NetServices/services/http/client/data/HTTPStream.cpp Sun Mar 24 11:25:31 2013 +0000 @@ -0,0 +1,104 @@ + +/* +Copyright (c) 2010 Donatien Garnier (donatiengar [at] gmail [dot] com) + +Permission is hereby granted, free of charge, to any person obtaining a copy +of this software and associated documentation files (the "Software"), to deal +in the Software without restriction, including without limitation the rights +to use, copy, modify, merge, publish, distribute, sublicense, and/or sell +copies of the Software, and to permit persons to whom the Software is +furnished to do so, subject to the following conditions: + +The above copyright notice and this permission notice shall be included in +all copies or substantial portions of the Software. + +THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR +IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, +FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE +AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER +LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, +OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN +THE SOFTWARE. +*/ + +#include "HTTPStream.h" + +#define MIN(a,b) ((a)<(b)?(a):(b)) + +HTTPStream::HTTPStream() : HTTPData(), m_buf(NULL), m_size(0), m_len(0) +{ + +} + +HTTPStream::~HTTPStream() +{ + +} + + +void HTTPStream::readNext(byte* buf, int size) +{ + m_buf = buf; + m_size = size; + m_len = 0; +} + +bool HTTPStream::readable() +{ + return (m_len>0); +} + +int HTTPStream::readLen() +{ + return m_len; +} + +void HTTPStream::clear() +{ + //Do nothing here since it is a stream and not a buffer +} + +int HTTPStream::read(char* buf, int len) +{ + return 0; //Unsupported yet +} + +int HTTPStream::write(const char* buf, int len) +{ + if(!m_buf) + return 0; + len = MIN( m_size - m_len, len ); + memcpy(m_buf + m_len, buf, len); + m_len += len; + return len; +} + +string HTTPStream::getDataType() //Internet media type for Content-Type header +{ + return ""; +} + +void HTTPStream::setDataType(const string& type) //Internet media type from Content-Type header +{ + //Do not really care here +} + +bool HTTPStream::getIsChunked() //For Transfer-Encoding header +{ + return false; //We don't want to chunk this +} + +void HTTPStream::setIsChunked(bool chunked) //From Transfer-Encoding header +{ + //Nothing to do +} + +int HTTPStream::getDataLen() //For Content-Length header +{ + return 0; +} + +void HTTPStream::setDataLen(int len) //From Content-Length header, or if the transfer is chunked, next chunk length +{ + +}