(Unicode C) HTTP HEAD Request

Sends an HTTP HEAD request and gets the response.

Note: The response to an HTTP HEAD request is always just the response header. The reponse body is always 0 length (thus the reason it's called a "HEAD" request..)

Chilkat C/C++ Library Downloads
MS Visual C/C++ Linux/CentOS C/C++ Alpine Linux C/C++ MAC OS X C/C++	armhf/aarch64 C/C++ C++ Builder iOS C/C++ Android C/C++	Solaris C/C++ MinGW C/C++

#include <C_CkHttpW.h>
#include <C_CkHttpResponseW.h>

void ChilkatSample(void)
    {
    HCkHttpW http;
    HCkHttpResponseW resp;
    int numHeaderFields;
    int i;

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

    http = CkHttpW_Create();

    // If the URL uses "https://", then the connection will be TLS.
    // Otherwise it will be TCP.
    resp = CkHttpW_GetHead(http,L"https://example-code.com/");
    if (CkHttpW_getLastMethodSuccess(http) != TRUE) {
        // A failure is when we don't get any response.  It could be a timeout, an inability to connect, etc.
        // For example, a "404 Not Found" response is still a response, and thus deemed success in terms of the API..
        wprintf(L"%s\n",CkHttpW_lastErrorText(http));
        CkHttpW_Dispose(http);
        return;
    }

    // Examine the response.
    wprintf(L"Status Code = %d\n",CkHttpResponseW_getStatusCode(resp));
    wprintf(L"Status Line = %s\n",CkHttpResponseW_statusLine(resp));
    wprintf(L"Status Text = %s\n",CkHttpResponseW_statusText(resp));
    wprintf(L"Full Response Header:\n");
    wprintf(L"%s\n",CkHttpResponseW_header(resp));
    wprintf(L"----\n");
    numHeaderFields = CkHttpResponseW_getNumHeaderFields(resp);
    wprintf(L"Num Header Fields: %d\n",numHeaderFields);

    for (i = 0; i <= numHeaderFields - 1; i++) {
        wprintf(L"%s: %s\n",CkHttpResponseW_getHeaderName(resp,i),CkHttpResponseW_getHeaderValue(resp,i));
    }

    CkHttpResponseW_Dispose(resp);


    CkHttpW_Dispose(http);

    }