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C

Send XMLHttpRequest and Get Response

See more HTTP Examples

Demonstrates how to send an HTTP XML request and retrieve the response.

Chilkat C Downloads

C
#include <C_CkHttp.h>
#include <C_CkHttpResponse.h>

void ChilkatSample(void)
    {
    BOOL success;
    HCkHttp http;
    const char *xmlStr;
    const char *urlEndpoint;
    const char *xmlCharset;
    HCkHttpResponse resp;

    success = FALSE;

    //  This example assumes the Chilkat API to have been previously unlocked.
    //  See Global Unlock Sample for sample code.

    http = CkHttp_Create();

    //  The XML sent in the body of the request is application
    //  specified -- it should contain whatever the server-side
    //  application is expecting..
    xmlStr = "<?xml version=\"1.0\" encoding=\"UTF-8\"?><appXml><something>123</something></appXml>";

    urlEndpoint = "http://www.chilkatsoft.com/xmlEcho.asp";
    xmlCharset = "utf-8";

    resp = CkHttpResponse_Create();
    success = CkHttp_HttpStr(http,"POST",urlEndpoint,xmlStr,xmlCharset,"application/xml",resp);
    if (success == FALSE) {
        printf("%s\n",CkHttp_lastErrorText(http));
        CkHttp_Dispose(http);
        CkHttpResponse_Dispose(resp);
        return;
    }

    //  The raw HTTP request sent by the above call is:

    //  POST /xmlEcho.asp HTTP/1.1
    //  Content-Type: text/xml
    //  Host: www.chilkatsoft.com
    //  Accept: */*
    //  Accept-Charset: ISO-8859-1,utf-8;q=0.7,*; q=0.7
    //  Accept-Language: en-us,en;q=0.5
    //  Accept-Encoding: gzip
    //  Content-Length: 81
    //  
    //  <?xml version="1.0" encoding="UTF-8"?><appXml><something>123</something></appXml>

    //  Examine the Body of the HTTP response
    //  This would be the XML response sent by the server.
    printf("%s\n",CkHttpResponse_bodyStr(resp));


    CkHttp_Dispose(http);
    CkHttpResponse_Dispose(resp);

    }