(Unicode C) SCP Sync Tree Download

Synchronize local and remote directory trees by downloading newer or missing files from the remote server.

Chilkat C/C++ Library Downloads
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#include <C_CkSshW.h>
#include <C_CkScpW.h>

void ChilkatSample(void)
    {
    HCkSshW ssh;
    const wchar_t *hostname;
    int port;
    BOOL success;
    HCkScpW scp;
    const wchar_t *remoteRoot;
    const wchar_t *localRoot;
    int mode;
    BOOL bRecurse;

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

    ssh = CkSshW_Create();

    // Connect to an SSH server:

    // Hostname may be an IP address or hostname:
    hostname = L"www.some-ssh-server.com";
    port = 22;

    success = CkSshW_Connect(ssh,hostname,port);
    if (success != TRUE) {
        wprintf(L"%s\n",CkSshW_lastErrorText(ssh));
        CkSshW_Dispose(ssh);
        return;
    }

    // Wait a max of 5 seconds when reading responses..
    CkSshW_putIdleTimeoutMs(ssh,5000);

    // Authenticate using login/password:
    success = CkSshW_AuthenticatePw(ssh,L"myLogin",L"myPassword");
    if (success != TRUE) {
        wprintf(L"%s\n",CkSshW_lastErrorText(ssh));
        CkSshW_Dispose(ssh);
        return;
    }

    // Once the SSH object is connected and authenticated, we use it
    // in our SCP object.
    scp = CkScpW_Create();

    success = CkScpW_UseSsh(scp,ssh);
    if (success != TRUE) {
        wprintf(L"%s\n",CkScpW_lastErrorText(scp));
        CkSshW_Dispose(ssh);
        CkScpW_Dispose(scp);
        return;
    }

    remoteRoot = L"workspace/php";
    localRoot = L"c:/aaworkarea/scp/workspace/php";

    // Download synchronization modes:
    // mode=0: Download all files
    // mode=1: Download all files that do not exist on the local filesystem.
    // mode=2: Download newer or non-existant files.
    // mode=3: Download only newer files.  
    //         If a file does not already exist on the local filesystem, it is not downloaded from the server.
    // mode=5: Download only missing files or files with size differences.
    // mode=6: Same as mode 5, but also download newer files.
    mode = 2;

    // Sync the entire tree by using recursion.
    bRecurse = TRUE;

    success = CkScpW_SyncTreeDownload(scp,remoteRoot,localRoot,mode,bRecurse);
    if (success != TRUE) {
        wprintf(L"%s\n",CkScpW_lastErrorText(scp));
        CkSshW_Dispose(ssh);
        CkScpW_Dispose(scp);
        return;
    }

    wprintf(L"SCP sync download success.\n");

    // Disconnect
    CkSshW_Disconnect(ssh);


    CkSshW_Dispose(ssh);
    CkScpW_Dispose(scp);

    }