vb.net 调用wininet.dll的FTP上传文件方法失败

最新推荐文章于 2024-08-31 11:10:35 发布

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最新推荐文章于 2024-08-31 11:10:35 发布 · 1.7k 阅读

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#wininet.dll #vb.net #ftp

在将vb转换为vb.net的过程中，调用wininet.dll进行FTP文件上传时遇到123错误。通过修正函数声明，如`InternetCloseHandle`、`InternetOpen`、`InternetConnect`和`FtpPutFile`，问题得以解决，成功实现了FTP文件上传。

vb转vb.net的时候，调用wininet.dll的时候老是提示123的错误，后来改了下函数的声明：如下

Public Declare Function InternetCloseHandle Lib "wininet.dll" (ByVal HINet As Integer) As Integer
Public Declare Function InternetOpen Lib "wininet.dll" Alias "InternetOpenA" (ByVal sAgent As String, ByVal lAccessType As Integer, ByVal sProxyName As String, ByVal sProxyBypass As String, ByVal lFlags As Integer) As Integer
Public Declare Function InternetConnect Lib "wininet.dll" Alias "InternetConnectA" (ByVal hInternetSession As Integer, ByVal sServerName As String, ByVal nServerPort As Integer, ByVal sUsername As String, ByVal sPassword As String, ByVal lService As Integer, ByVal lFlags As Integer, ByVal lContext As Integer) As Integer
'Public Declare Function FtpGetFile Lib "wininet.dll" Alias "FtpGetFileA" (ByVal hFtpSession As Integer, ByVal lpszRemoteFile As String, ByVal lpszNewFile As String, ByVal fFailIfExists As Boolean, ByVal dwFlagsAndAttributes As I