Salu2. Aquí te dejo un ejemplillo:
Const FTP_TRANSFER_TYPE_UNKNOWN = &H0
Const FTP_TRANSFER_TYPE_ASCII = &H1
Const FTP_TRANSFER_TYPE_BINARY = &H2
Const INTERNET_DEFAULT_FTP_PORT = 21 ' default for FTP servers
Const INTERNET_SERVICE_FTP = 1
Const INTERNET_FLAG_PASSIVE = &H8000000 ' used for FTP connections
Const INTERNET_OPEN_TYPE_PRECONFIG = 0 ' use registry configuration
Const INTERNET_OPEN_TYPE_DIRECT = 1 ' direct to net
Const INTERNET_OPEN_TYPE_PROXY = 3 ' via named proxy
Const INTERNET_OPEN_TYPE_PRECONFIG_WITH_NO_AUTOPROXY = 4 ' prevent using java/script/INS
Const MAX_PATH = 260
Private Type FILETIME
dwLowDateTime As Long
dwHighDateTime As Long
End Type
Private Type WIN32_FIND_DATA
dwFileAttributes As Long
ftCreationTime As FILETIME
ftLastAccessTime As FILETIME
ftLastWriteTime As FILETIME
nFileSizeHigh As Long
nFileSizeLow As Long
dwReserved0 As Long
dwReserved1 As Long
cFileName As String * MAX_PATH
cAlternate As String * 14
End Type
Private Declare Function InternetCloseHandle Lib "wininet.dll" (ByVal hInet As Long) As Integer
Private Declare Function InternetConnect Lib "wininet.dll" Alias "InternetConnectA" (ByVal hInternetSession As Long, ByVal sServerName As String, ByVal nServerPort As Integer, ByVal sUserName As String, ByVal sPassword As String, ByVal lService As Long, ByVal lFlags As Long, ByVal lContext As Long) As Long
Private Declare Function InternetOpen Lib "wininet.dll" Alias "InternetOpenA" (ByVal sAgent As String, ByVal lAccessType As Long, ByVal sProxyName As String, ByVal sProxyBypass As String, ByVal lFlags As Long) As Long
Private Declare Function FtpSetCurrentDirectory Lib "wininet.dll" Alias "FtpSetCurrentDirectoryA" (ByVal hFtpSession As Long, ByVal lpszDirectory As String) As Boolean
Private Declare Function FtpGetCurrentDirectory Lib "wininet.dll" Alias "FtpGetCurrentDirectoryA" (ByVal hFtpSession As Long, ByVal lpszCurrentDirectory As String, lpdwCurrentDirectory As Long) As Long
Private Declare Function FtpCreateDirectory Lib "wininet.dll" Alias "FtpCreateDirectoryA" (ByVal hFtpSession As Long, ByVal lpszDirectory As String) As Boolean
Private Declare Function FtpRemoveDirectory Lib "wininet.dll" Alias "FtpRemoveDirectoryA" (ByVal hFtpSession As Long, ByVal lpszDirectory As String) As Boolean
Private Declare Function FtpDeleteFile Lib "wininet.dll" Alias "FtpDeleteFileA" (ByVal hFtpSession As Long, ByVal lpszFileName As String) As Boolean
Private Declare Function FtpRenameFile Lib "wininet.dll" Alias "FtpRenameFileA" (ByVal hFtpSession As Long, ByVal lpszExisting As String, ByVal lpszNew As String) As Boolean
Private Declare Function FtpGetFile Lib "wininet.dll" Alias "FtpGetFileA" (ByVal hConnect As Long, ByVal lpszRemoteFile As String, ByVal lpszNewFile As String, ByVal fFailIfExists As Long, ByVal dwFlagsAndAttributes As Long, ByVal dwFlags As Long, ByRef dwContext As Long) As Boolean
Private Declare Function FtpPutFile Lib "wininet.dll" Alias "FtpPutFileA" (ByVal hConnect As Long, ByVal lpszLocalFile As String, ByVal lpszNewRemoteFile As String, ByVal dwFlags As Long, ByVal dwContext As Long) As Boolean
Private Declare Function InternetGetLastResponseInfo Lib "wininet.dll" Alias "InternetGetLastResponseInfoA" (lpdwError As Long, ByVal lpszBuffer As String, lpdwBufferLength As Long) As Boolean
Private Declare Function FtpFindFirstFile Lib "wininet.dll" Alias "FtpFindFirstFileA" (ByVal hFtpSession As Long, ByVal lpszSearchFile As String, lpFindFileData As WIN32_FIND_DATA, ByVal dwFlags As Long, ByVal dwContent As Long) As Long
Private Declare Function InternetFindNextFile Lib "wininet.dll" Alias "InternetFindNextFileA" (ByVal hFind As Long, lpvFindData As WIN32_FIND_DATA) As Long
Const PassiveConnection As Boolean = True
Private Sub Prueba()
Dim oConn As Long, hOpen As Long, sOrgPath As String
'Apertura de conexión
hOpen = InternetOpen("Subiendo fotos", INTERNET_OPEN_TYPE_PRECONFIG, vbNullString, vbNullString, 0)
'Conectar a FTP
oConn = InternetConnect(hOpen, "IP", Port, "User", "Pass", INTERNET_SERVICE_FTP, IIf(PassiveConnection, INTERNET_FLAG_PASSIVE, 0), 0)
'Creación de buffer para regresar poder regresar al directorio de partida
sOrgPath = String(MAX_PATH, 0)
'recojo path del Directorio
FtpGetCurrentDirectory oConn, sOrgPath, Len(sOrgPath)
'CREAR UN NUEVO DIR
FtpCreateDirectory oConn, "testing"
'POSICIONAMIENTO EN DIECTORIO
FtpSetCurrentDirectory oConn, "testing"
'SUBIR FICHERO
FtpPutFile oConn, "C:\sti.log", "sti.log", FTP_TRANSFER_TYPE_UNKNOWN, 0
'CAMBIAR NOMBRE al fichero subido
FtpRenameFile oConn, "sti.log", "sti.lo_"
'enumera ficheros del directorio
EnumFiles oConn
'Me BAJO EL FICHERO
FtpGetFile oConn, "sti.lo_", "c:\sty.lo_", False, 0, FTP_TRANSFER_TYPE_UNKNOWN, 0
'BORRAR FICHERO DEL SERVER
FtpDeleteFile oConn, "apiguide.htm"
'POSICIONAMIENTO EN EL DIRECTORIO RAIZ
FtpSetCurrentDirectory oConn, sOrgPath
'BORRAR CARPETAS
FtpRemoveDirectory oConn, "testing"
'CIERRO LA CONEXION a FTP
InternetCloseHandle oConn
'CIERRO LA CONEX a INTERNET
InternetCloseHandle hOpen
'End Sub
Cogido de un ejemplo de las Apis. espero que te ayude.