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(MFC) Co:Z SFTP Binary File Download (from z/OS IBM Mainframe)Demonstrates how to download a binary file, such as a .zip, from a Co:Z SFTP server on a z/OS IBM Mainframe. Note: This requires Chilkat v9.5.0.76 or greater.
#include <CkSFtp.h> #include <CkSFtpDir.h> void ChilkatSample(void) { CkString strOut; // This example requires the Chilkat API to have been previously unlocked. // See Global Unlock Sample for sample code. CkSFtp sftp; // Connect to the SSH server. const char *hostname = "sftp.example.com"; int port = 22; bool success = sftp.Connect(hostname,port); if (success != true) { strOut.append(sftp.lastErrorText()); strOut.append("\r\n"); SetDlgItemText(IDC_EDIT1,strOut.getUnicode()); return; } success = sftp.AuthenticatePw("myLogin","myPassword"); if (success != true) { strOut.append(sftp.lastErrorText()); strOut.append("\r\n"); SetDlgItemText(IDC_EDIT1,strOut.getUnicode()); return; } success = sftp.InitializeSftp(); if (success != true) { strOut.append(sftp.lastErrorText()); strOut.append("\r\n"); SetDlgItemText(IDC_EDIT1,strOut.getUnicode()); return; } // To download a binary file from the Co:Z SFTP server, // we must switch to binary mode in the following unconventional way. // We pretend to fetch a directory listing for "/+mode=binary" // This has the effect of putting the server in binary mode for transfers. const char *handle = sftp.openDir("/+mode=binary"); if (sftp.get_LastMethodSuccess() != true) { strOut.append(sftp.lastErrorText()); strOut.append("\r\n"); SetDlgItemText(IDC_EDIT1,strOut.getUnicode()); return; } // Download the "directory listing" (but it's not actually a directory listing, and we'll just discard it.) CkSFtpDir *dirListing = sftp.ReadDir(handle); if (sftp.get_LastMethodSuccess() != true) { strOut.append(sftp.lastErrorText()); strOut.append("\r\n"); SetDlgItemText(IDC_EDIT1,strOut.getUnicode()); return; } // Close the directory handle: success = sftp.CloseHandle(handle); if (success != true) { strOut.append(sftp.lastErrorText()); strOut.append("\r\n"); SetDlgItemText(IDC_EDIT1,strOut.getUnicode()); return; } // Download the binary file: const char *localFilePath = "c:/temp/test.zip"; const char *remoteFilePath = "test.zip"; success = sftp.DownloadFileByName(remoteFilePath,localFilePath); if (success != true) { strOut.append(sftp.lastErrorText()); strOut.append("\r\n"); SetDlgItemText(IDC_EDIT1,strOut.getUnicode()); return; } strOut.append("Success."); strOut.append("\r\n"); SetDlgItemText(IDC_EDIT1,strOut.getUnicode()); } |
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