WIZ820io(W5200) network interface、EthernetNetIf compatible.

/media/uploads/va009039/wiz820ionetif.jpg

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();
    }
}
Committer:
va009039
Date:
Sun Mar 24 11:25:31 2013 +0000
Revision:
1:22b9052d864d
WIZ820io(W8200) ethernet interface, EthernetNetIf compatible.

Who changed what in which revision?

UserRevisionLine numberNew contents of line
va009039 1:22b9052d864d 1
va009039 1:22b9052d864d 2 /*
va009039 1:22b9052d864d 3 Copyright (c) 2010 Donatien Garnier (donatiengar [at] gmail [dot] com)
va009039 1:22b9052d864d 4
va009039 1:22b9052d864d 5 Permission is hereby granted, free of charge, to any person obtaining a copy
va009039 1:22b9052d864d 6 of this software and associated documentation files (the "Software"), to deal
va009039 1:22b9052d864d 7 in the Software without restriction, including without limitation the rights
va009039 1:22b9052d864d 8 to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
va009039 1:22b9052d864d 9 copies of the Software, and to permit persons to whom the Software is
va009039 1:22b9052d864d 10 furnished to do so, subject to the following conditions:
va009039 1:22b9052d864d 11
va009039 1:22b9052d864d 12 The above copyright notice and this permission notice shall be included in
va009039 1:22b9052d864d 13 all copies or substantial portions of the Software.
va009039 1:22b9052d864d 14
va009039 1:22b9052d864d 15 THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
va009039 1:22b9052d864d 16 IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
va009039 1:22b9052d864d 17 FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
va009039 1:22b9052d864d 18 AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
va009039 1:22b9052d864d 19 LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
va009039 1:22b9052d864d 20 OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
va009039 1:22b9052d864d 21 THE SOFTWARE.
va009039 1:22b9052d864d 22 */
va009039 1:22b9052d864d 23
va009039 1:22b9052d864d 24 #include "HTTPFile.h"
va009039 1:22b9052d864d 25
va009039 1:22b9052d864d 26 //#define __DEBUG
va009039 1:22b9052d864d 27 #include "dbg/dbg.h"
va009039 1:22b9052d864d 28
va009039 1:22b9052d864d 29 HTTPFile::HTTPFile(const char* path) : HTTPData(), m_fp(NULL), m_path(path), m_len(0), m_chunked(false)
va009039 1:22b9052d864d 30 {
va009039 1:22b9052d864d 31
va009039 1:22b9052d864d 32 }
va009039 1:22b9052d864d 33
va009039 1:22b9052d864d 34 HTTPFile::~HTTPFile()
va009039 1:22b9052d864d 35 {
va009039 1:22b9052d864d 36 closeFile();
va009039 1:22b9052d864d 37 }
va009039 1:22b9052d864d 38
va009039 1:22b9052d864d 39 void HTTPFile::clear()
va009039 1:22b9052d864d 40 {
va009039 1:22b9052d864d 41 closeFile();
va009039 1:22b9052d864d 42 //Force reopening
va009039 1:22b9052d864d 43 }
va009039 1:22b9052d864d 44
va009039 1:22b9052d864d 45 int HTTPFile::read(char* buf, int len)
va009039 1:22b9052d864d 46 {
va009039 1:22b9052d864d 47 if(!openFile("r")) //File does not exist, or I/O error...
va009039 1:22b9052d864d 48 return 0;
va009039 1:22b9052d864d 49 len = fread(buf, 1, len, m_fp);
va009039 1:22b9052d864d 50 if( feof(m_fp) )
va009039 1:22b9052d864d 51 {
va009039 1:22b9052d864d 52 //File read completely, we can close it
va009039 1:22b9052d864d 53 closeFile();
va009039 1:22b9052d864d 54 }
va009039 1:22b9052d864d 55 return len;
va009039 1:22b9052d864d 56 }
va009039 1:22b9052d864d 57
va009039 1:22b9052d864d 58 int HTTPFile::write(const char* buf, int len)
va009039 1:22b9052d864d 59 {
va009039 1:22b9052d864d 60 if(!openFile("w")) //File does not exist, or I/O error...
va009039 1:22b9052d864d 61 return 0;
va009039 1:22b9052d864d 62 len = fwrite(buf, 1, len, m_fp);
va009039 1:22b9052d864d 63 DBG("Written %d bytes in %d\n", len, m_fp);
va009039 1:22b9052d864d 64 if( (!m_chunked && (ftell(m_fp) >= m_len)) ||
va009039 1:22b9052d864d 65 (m_chunked && !len) )
va009039 1:22b9052d864d 66 {
va009039 1:22b9052d864d 67 //File received completely, we can close it
va009039 1:22b9052d864d 68 closeFile();
va009039 1:22b9052d864d 69 }
va009039 1:22b9052d864d 70 return len;
va009039 1:22b9052d864d 71 }
va009039 1:22b9052d864d 72
va009039 1:22b9052d864d 73 string HTTPFile::getDataType() //Internet media type for Content-Type header
va009039 1:22b9052d864d 74 {
va009039 1:22b9052d864d 75 return ""; //Unknown
va009039 1:22b9052d864d 76 }
va009039 1:22b9052d864d 77
va009039 1:22b9052d864d 78 void HTTPFile::setDataType(const string& type) //Internet media type from Content-Type header
va009039 1:22b9052d864d 79 {
va009039 1:22b9052d864d 80 //Do not really care here
va009039 1:22b9052d864d 81 }
va009039 1:22b9052d864d 82
va009039 1:22b9052d864d 83 bool HTTPFile::getIsChunked() //For Transfer-Encoding header
va009039 1:22b9052d864d 84 {
va009039 1:22b9052d864d 85 return false;
va009039 1:22b9052d864d 86 }
va009039 1:22b9052d864d 87
va009039 1:22b9052d864d 88 void HTTPFile::setIsChunked(bool chunked) //From Transfer-Encoding header
va009039 1:22b9052d864d 89 {
va009039 1:22b9052d864d 90 m_chunked = chunked;
va009039 1:22b9052d864d 91 }
va009039 1:22b9052d864d 92
va009039 1:22b9052d864d 93 int HTTPFile::getDataLen() //For Content-Length header
va009039 1:22b9052d864d 94 {
va009039 1:22b9052d864d 95 return m_len;
va009039 1:22b9052d864d 96 }
va009039 1:22b9052d864d 97
va009039 1:22b9052d864d 98 void HTTPFile::setDataLen(int len) //From Content-Length header, or if the transfer is chunked, next chunk length
va009039 1:22b9052d864d 99 {
va009039 1:22b9052d864d 100 if(!m_chunked)
va009039 1:22b9052d864d 101 m_len = len; //Useful so that we can close file when last byte is written
va009039 1:22b9052d864d 102 }
va009039 1:22b9052d864d 103
va009039 1:22b9052d864d 104 bool HTTPFile::openFile(const char* mode) //true on success, false otherwise
va009039 1:22b9052d864d 105 {
va009039 1:22b9052d864d 106 if(m_fp)
va009039 1:22b9052d864d 107 return true;
va009039 1:22b9052d864d 108
va009039 1:22b9052d864d 109 m_fp = fopen(m_path.c_str(), mode);
va009039 1:22b9052d864d 110 if(m_fp && mode[0]=='r')
va009039 1:22b9052d864d 111 {
va009039 1:22b9052d864d 112 //Seek EOF to get length
va009039 1:22b9052d864d 113 fseek(m_fp, 0, SEEK_END);
va009039 1:22b9052d864d 114 m_len = ftell(m_fp);
va009039 1:22b9052d864d 115 fseek(m_fp, 0, SEEK_SET); //Goto SOF
va009039 1:22b9052d864d 116 }
va009039 1:22b9052d864d 117
va009039 1:22b9052d864d 118 DBG("fd = %d\n", m_fp);
va009039 1:22b9052d864d 119
va009039 1:22b9052d864d 120 if(!m_fp)
va009039 1:22b9052d864d 121 return false;
va009039 1:22b9052d864d 122
va009039 1:22b9052d864d 123 return true;
va009039 1:22b9052d864d 124 }
va009039 1:22b9052d864d 125
va009039 1:22b9052d864d 126 void HTTPFile::closeFile()
va009039 1:22b9052d864d 127 {
va009039 1:22b9052d864d 128 if(m_fp)
va009039 1:22b9052d864d 129 fclose(m_fp);
va009039 1:22b9052d864d 130 }