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The test for additional switches to the LIST command

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must be performed before the path is joined. Otherwise,
the path will never be empty and the test will be skipped.
Fixes ENODEV error (FTP/550) on clients using "LIST -a".
This commit is contained in:
Erik Kunze 2024-11-22 15:38:29 +01:00 committed by Maschell
parent 00191956b8
commit 57362f4b52
1 changed files with 18 additions and 17 deletions
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35
source/ftpSession.cpp
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@ -1230,26 +1230,27 @@ void FtpSession::xferDir (char const *const args_, XferDirMode const mode_, bool
if (std::strlen (args_) > 0) if (std::strlen (args_) > 0)
{ {
// an argument was provided // an argument was provided
// work around broken clients that think LIST -a/-l is valid
if (workaround_)
{
if (args_[0] == '-' && (args_[1] == 'a' || args_[1] == 'l'))
{
char const *args = &args_[2];
if (*args == '\0' || *args == ' ')
{
if (*args == ' ')
++args;
xferDir (args, mode_, false);
return;
}
}
}
auto const path = buildResolvedPath (m_cwd, args_); auto const path = buildResolvedPath (m_cwd, args_);
if (path.empty ()) if (path.empty ())
{ {
// work around broken clients that think LIST -a/-l is valid
if (workaround_)
{
if (args_[0] == '-' && (args_[1] == 'a' || args_[1] == 'l'))
{
char const *args = &args_[2];
if (*args == '\0' || *args == ' ')
{
if (*args == ' ')
++args;
xferDir (args, mode_, false);
return;
}
}
}
sendResponse ("550 %s\r\n", std::strerror (errno)); sendResponse ("550 %s\r\n", std::strerror (errno));
setState (State::COMMAND, true, true); setState (State::COMMAND, true, true);
return; return;