(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 <CkSshW.h>
#include <CkScpW.h>

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

    CkSshW ssh;

    // Connect to an SSH server:
    const wchar_t *hostname = 0;
    int port;

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

    bool success = ssh.Connect(hostname,port);
    if (success != true) {
        wprintf(L"%s\n",ssh.lastErrorText());
        return;
    }

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

    // Authenticate using login/password:
    success = ssh.AuthenticatePw(L"myLogin",L"myPassword");
    if (success != true) {
        wprintf(L"%s\n",ssh.lastErrorText());
        return;
    }

    // Once the SSH object is connected and authenticated, we use it
    // in our SCP object.
    CkScpW scp;

    success = scp.UseSsh(ssh);
    if (success != true) {
        wprintf(L"%s\n",scp.lastErrorText());
        return;
    }

    const wchar_t *remoteRoot = L"workspace/php";
    const wchar_t *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.
    int mode = 2;

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

    success = scp.SyncTreeDownload(remoteRoot,localRoot,mode,bRecurse);
    if (success != true) {
        wprintf(L"%s\n",scp.lastErrorText());
        return;
    }

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

    // Disconnect
    ssh.Disconnect();
    }