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-rw-r--r--lib/inets/src/ftp/ftp.erl142
1 files changed, 123 insertions, 19 deletions
diff --git a/lib/inets/src/ftp/ftp.erl b/lib/inets/src/ftp/ftp.erl
index 520db1b457..5674599ac5 100644
--- a/lib/inets/src/ftp/ftp.erl
+++ b/lib/inets/src/ftp/ftp.erl
@@ -192,7 +192,12 @@ do_open(Pid, OpenOptions, TLSOpts) ->
'ok' | {'error', Reason :: 'euser' | common_reason()}.
user(Pid, User, Pass) ->
- call(Pid, {user, User, Pass}, atom).
+ case {is_name_sane(User), is_name_sane(Pass)} of
+ {true, true} ->
+ call(Pid, {user, User, Pass}, atom);
+ _ ->
+ {error, euser}
+ end.
-spec user(Pid :: pid(),
User :: string(),
@@ -201,7 +206,12 @@ user(Pid, User, Pass) ->
'ok' | {'error', Reason :: 'euser' | common_reason()}.
user(Pid, User, Pass, Acc) ->
- call(Pid, {user, User, Pass, Acc}, atom).
+ case {is_name_sane(User), is_name_sane(Pass), is_name_sane(Acc)} of
+ {true, true, true} ->
+ call(Pid, {user, User, Pass, Acc}, atom);
+ _ ->
+ {error, euser}
+ end.
%%--------------------------------------------------------------------------
@@ -216,7 +226,12 @@ user(Pid, User, Pass, Acc) ->
'ok' | {'error', Reason :: 'eacct' | common_reason()}.
account(Pid, Acc) ->
- call(Pid, {account, Acc}, atom).
+ case is_name_sane(Acc) of
+ true ->
+ call(Pid, {account, Acc}, atom);
+ _ ->
+ {error, eacct}
+ end.
%%--------------------------------------------------------------------------
@@ -262,7 +277,12 @@ lpwd(Pid) ->
'ok' | {'error', Reason :: restriction_reason() | common_reason()}.
cd(Pid, Dir) ->
- call(Pid, {cd, Dir}, atom).
+ case is_name_sane(Dir) of
+ true ->
+ call(Pid, {cd, Dir}, atom);
+ _ ->
+ {error, efnamena}
+ end.
%%--------------------------------------------------------------------------
@@ -305,7 +325,12 @@ ls(Pid) ->
{'error', Reason :: restriction_reason() | common_reason()}.
ls(Pid, Dir) ->
- call(Pid, {dir, long, Dir}, string).
+ case is_name_sane(Dir) of
+ true ->
+ call(Pid, {dir, long, Dir}, string);
+ _ ->
+ {error, efnamena}
+ end.
%%--------------------------------------------------------------------------
@@ -333,7 +358,12 @@ nlist(Pid) ->
{'error', Reason :: restriction_reason() | common_reason()}.
nlist(Pid, Dir) ->
- call(Pid, {dir, short, Dir}, string).
+ case is_name_sane(Dir) of
+ true ->
+ call(Pid, {dir, short, Dir}, string);
+ _ ->
+ {error, efnamena}
+ end.
%%--------------------------------------------------------------------------
@@ -349,7 +379,12 @@ nlist(Pid, Dir) ->
'ok' | {'error', Reason :: restriction_reason() | common_reason()}.
rename(Pid, Old, New) ->
- call(Pid, {rename, Old, New}, string).
+ case {is_name_sane(Old), is_name_sane(New)} of
+ {true, true} ->
+ call(Pid, {rename, Old, New}, string);
+ _ ->
+ {error, efnamena}
+ end.
%%--------------------------------------------------------------------------
@@ -365,7 +400,12 @@ rename(Pid, Old, New) ->
'ok' | {'error', Reason :: restriction_reason() | common_reason()}.
delete(Pid, File) ->
- call(Pid, {delete, File}, string).
+ case is_name_sane(File) of
+ true ->
+ call(Pid, {delete, File}, string);
+ _ ->
+ {error, efnamena}
+ end.
%%--------------------------------------------------------------------------
@@ -380,7 +420,12 @@ delete(Pid, File) ->
'ok' | {'error', Reason :: restriction_reason() | common_reason()}.
mkdir(Pid, Dir) ->
- call(Pid, {mkdir, Dir}, atom).
+ case is_name_sane(Dir) of
+ true ->
+ call(Pid, {mkdir, Dir}, atom);
+ _ ->
+ {error, efnamena}
+ end.
%%--------------------------------------------------------------------------
@@ -395,7 +440,12 @@ mkdir(Pid, Dir) ->
'ok' | {'error', Reason :: restriction_reason() | common_reason()}.
rmdir(Pid, Dir) ->
- call(Pid, {rmdir, Dir}, atom).
+ case is_name_sane(Dir) of
+ true ->
+ call(Pid, {rmdir, Dir}, atom);
+ _ ->
+ {error, efnamena}
+ end.
%%--------------------------------------------------------------------------
@@ -437,7 +487,12 @@ recv(Pid, RemotFileName) ->
'ok' | {'error', Reason :: term()}.
recv(Pid, RemotFileName, LocalFileName) ->
- call(Pid, {recv, RemotFileName, LocalFileName}, atom).
+ case is_name_sane(RemotFileName) of
+ true ->
+ call(Pid, {recv, RemotFileName, LocalFileName}, atom);
+ _ ->
+ {error, efnamena}
+ end.
%%--------------------------------------------------------------------------
@@ -456,7 +511,12 @@ recv(Pid, RemotFileName, LocalFileName) ->
{'error', Reason :: restriction_reason() | common_reason()}.
recv_bin(Pid, RemoteFile) ->
- call(Pid, {recv_bin, RemoteFile}, bin).
+ case is_name_sane(RemoteFile) of
+ true ->
+ call(Pid, {recv_bin, RemoteFile}, bin);
+ _ ->
+ {error, efnamena}
+ end.
%%--------------------------------------------------------------------------
@@ -473,7 +533,12 @@ recv_bin(Pid, RemoteFile) ->
'ok' | {'error', Reason :: restriction_reason() | common_reason()}.
recv_chunk_start(Pid, RemoteFile) ->
- call(Pid, {recv_chunk_start, RemoteFile}, atom).
+ case is_name_sane(RemoteFile) of
+ true ->
+ call(Pid, {recv_chunk_start, RemoteFile}, atom);
+ _ ->
+ {error, efnamena}
+ end.
%%--------------------------------------------------------------------------
@@ -521,7 +586,12 @@ send(Pid, LocalFileName) ->
shortage_reason()}.
send(Pid, LocalFileName, RemotFileName) ->
- call(Pid, {send, LocalFileName, RemotFileName}, atom).
+ case is_name_sane(RemotFileName) of
+ true ->
+ call(Pid, {send, LocalFileName, RemotFileName}, atom);
+ _ ->
+ {error, efnamena}
+ end.
%%--------------------------------------------------------------------------
@@ -541,7 +611,12 @@ send(Pid, LocalFileName, RemotFileName) ->
shortage_reason()}.
send_bin(Pid, Bin, RemoteFile) when is_binary(Bin) ->
- call(Pid, {send_bin, Bin, RemoteFile}, atom);
+ case is_name_sane(RemoteFile) of
+ true ->
+ call(Pid, {send_bin, Bin, RemoteFile}, atom);
+ _ ->
+ {error, efnamena}
+ end;
send_bin(_Pid, _Bin, _RemoteFile) ->
{error, enotbinary}.
@@ -559,7 +634,12 @@ send_bin(_Pid, _Bin, _RemoteFile) ->
'ok' | {'error', Reason :: restriction_reason() | common_reason()}.
send_chunk_start(Pid, RemoteFile) ->
- call(Pid, {send_chunk_start, RemoteFile}, atom).
+ case is_name_sane(RemoteFile) of
+ true ->
+ call(Pid, {send_chunk_start, RemoteFile}, atom);
+ _ ->
+ {error, efnamena}
+ end.
%%--------------------------------------------------------------------------
@@ -575,7 +655,12 @@ send_chunk_start(Pid, RemoteFile) ->
'ok' | {'error', Reason :: term()}.
append_chunk_start(Pid, RemoteFile) ->
- call(Pid, {append_chunk_start, RemoteFile}, atom).
+ case is_name_sane(RemoteFile) of
+ true ->
+ call(Pid, {append_chunk_start, RemoteFile}, atom);
+ _ ->
+ {error, efnamena}
+ end.
%%--------------------------------------------------------------------------
@@ -683,7 +768,12 @@ append(Pid, LocalFileName) ->
'ok' | {'error', Reason :: term()}.
append(Pid, LocalFileName, RemotFileName) ->
- call(Pid, {append, LocalFileName, RemotFileName}, atom).
+ case is_name_sane(RemotFileName) of
+ true ->
+ call(Pid, {append, LocalFileName, RemotFileName}, atom);
+ _ ->
+ {error, efnamena}
+ end.
%%--------------------------------------------------------------------------
@@ -705,7 +795,12 @@ append(Pid, LocalFileName, RemotFileName) ->
shortage_reason()}.
append_bin(Pid, Bin, RemoteFile) when is_binary(Bin) ->
- call(Pid, {append_bin, Bin, RemoteFile}, atom);
+ case is_name_sane(RemoteFile) of
+ true ->
+ call(Pid, {append_bin, Bin, RemoteFile}, atom);
+ _ ->
+ {error, efnamena}
+ end;
append_bin(_Pid, _Bin, _RemoteFile) ->
{error, enotbinary}.
@@ -2302,6 +2397,15 @@ send_bin(State, Bin) ->
mk_cmd(Fmt, Args) ->
[io_lib:format(Fmt, Args)| [?CR, ?LF]]. % Deep list ok.
+is_name_sane([]) ->
+ true;
+is_name_sane([?CR| _]) ->
+ false;
+is_name_sane([?LF| _]) ->
+ false;
+is_name_sane([_| Rest]) ->
+ is_name_sane(Rest).
+
pwd_result(Lines) ->
{_, [?DOUBLE_QUOTE | Rest]} =
lists:splitwith(fun(?DOUBLE_QUOTE) -> false; (_) -> true end, Lines),
generated by cgit v1.2.3 (git 2.25.1) at 2024-06-30 00:39:11 +0000