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(Unicode C) SFTP Upload from Local FilesystemDemonstrates how to upload a file to an SSH server. There are no limitations on file size, and the file is streamed directly from the local filesystem.
#include <C_CkSFtpW.h> void ChilkatSample(void) { HCkSFtpW sftp; const wchar_t *hostname; int port; BOOL success; const wchar_t *handle; // This example assumes the Chilkat API to have been previously unlocked. // See Global Unlock Sample for sample code. sftp = CkSFtpW_Create(); // Set some timeouts, in milliseconds: CkSFtpW_putConnectTimeoutMs(sftp,5000); CkSFtpW_putIdleTimeoutMs(sftp,10000); // Connect to the SSH server. // The standard SSH port = 22 // The hostname may be a hostname or IP address. hostname = L"sftp.example.com"; port = 22; success = CkSFtpW_Connect(sftp,hostname,port); if (success != TRUE) { wprintf(L"%s\n",CkSFtpW_lastErrorText(sftp)); CkSFtpW_Dispose(sftp); return; } // Authenticate with the SSH server. Chilkat SFTP supports // both password-based authenication as well as public-key // authentication. This example uses password authenication. success = CkSFtpW_AuthenticatePw(sftp,L"myLogin",L"myPassword"); if (success != TRUE) { wprintf(L"%s\n",CkSFtpW_lastErrorText(sftp)); CkSFtpW_Dispose(sftp); return; } // After authenticating, the SFTP subsystem must be initialized: success = CkSFtpW_InitializeSftp(sftp); if (success != TRUE) { wprintf(L"%s\n",CkSFtpW_lastErrorText(sftp)); CkSFtpW_Dispose(sftp); return; } // Open a file for writing on the SSH server. // If the file already exists, it is overwritten. // (Specify "createNew" instead of "createTruncate" to // prevent overwriting existing files.) handle = CkSFtpW_openFile(sftp,L"hamlet.xml",L"writeOnly",L"createTruncate"); if (CkSFtpW_getLastMethodSuccess(sftp) != TRUE) { wprintf(L"%s\n",CkSFtpW_lastErrorText(sftp)); CkSFtpW_Dispose(sftp); return; } // Upload from the local file to the SSH server. success = CkSFtpW_UploadFile(sftp,handle,L"c:/temp/hamlet.xml"); if (success != TRUE) { wprintf(L"%s\n",CkSFtpW_lastErrorText(sftp)); CkSFtpW_Dispose(sftp); return; } // ----------------------------------------------------------------------------- // This is important. You must close the handle on the server. // Otherwise open handles will accumulate on the server until eventually a limit // is reached and the server will fail on a call to OpenFile. // ----------------------------------------------------------------------------- // Close the file. success = CkSFtpW_CloseHandle(sftp,handle); if (success != TRUE) { wprintf(L"%s\n",CkSFtpW_lastErrorText(sftp)); CkSFtpW_Dispose(sftp); return; } wprintf(L"Success.\n"); CkSFtpW_Dispose(sftp); } |
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