Sample code for 30+ languages & platforms
C

Box.com Download Binary File to Memory

See more Box Examples

Retrieves the actual data of the file into a memory (not to a local file).

Chilkat C Downloads

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

void ChilkatSample(void)
    {
    BOOL success;
    HCkHttp http;
    HCkBinData bd;
    int statusCode;

    success = FALSE;

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

    http = CkHttp_Create();
    CkHttp_putKeepResponseBody(http,TRUE);

    // Provide a previously obtained OAuth2 access token.
    // See Get Box OAuth2 Access Token.
    CkHttp_putAuthToken(http,"BOX_ACCESS_TOKEN");

    CkHttp_putFollowRedirects(http,TRUE);

    // The file is specified by the file ID.
    // In this case, we're downloading a file with FILE_ID = 283371752129.
    // The general form of the URL for downloading is: https://api.box.com/2.0/files/FILE_ID/content
    bd = CkBinData_Create();
    success = CkHttp_DownloadBd(http,"https://api.box.com/2.0/files/283371752129/content",bd);
    statusCode = CkHttp_getLastStatus(http);
    if (success == FALSE) {
        if (statusCode == 0) {
            // Unable to either send the request or get the response.
            printf("%s\n",CkHttp_lastErrorText(http));
        }
        else {
            // We got a response, but the status code was not in the 200s
            printf("Response status code: %d\n",statusCode);
            // Examine the response body.
            printf("Response body:\n");
            printf("%s\n",CkHttp_lastResponseBody(http));
        }

        printf("Download failed.\n");

    }
    else {
        printf("Downloaded tigers.jpeg into an object holding the binary data.\n");

        printf("Number of bytes: %d\n",CkBinData_getNumBytes(bd));
    }



    CkHttp_Dispose(http);
    CkBinData_Dispose(bd);

    }