From f6161cafab22785e5a346b26bd0ef59cdb950c57 Mon Sep 17 00:00:00 2001 From: "jan.nijtmans" Date: Fri, 31 Oct 2014 09:59:36 +0000 Subject: When translating a reserved devicename to native pathname, strip ':' postfix. Possible fix for [dcc03414f5], but anyway a good idea. --- win/tclWinFile.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) diff --git a/win/tclWinFile.c b/win/tclWinFile.c index 9bf63b1..163050e 100644 --- a/win/tclWinFile.c +++ b/win/tclWinFile.c @@ -3203,7 +3203,10 @@ TclNativeCreateNativeRep( Tcl_WinUtfToTChar(str, len, &ds); if (tclWinProcs->useWide) { WCHAR *wp = (WCHAR *) Tcl_DStringValue(&ds); - len = Tcl_DStringLength(&ds)>>1; + /* For a reserved device, strip a possible postfix ':' */ + len = WinIsReserved(str); + /* For normal devices */ + if (len == 0) len = Tcl_DStringLength(&ds)>>1; /* ** If path starts with "//?/" or "\\?\" (extended path), translate ** any slashes to backslashes but accept the '?' as being valid. -- cgit v0.12 From 384950b6d12f0e3d0da23ed08707b41eb609c9cd Mon Sep 17 00:00:00 2001 From: "jan.nijtmans" Date: Fri, 31 Oct 2014 10:57:25 +0000 Subject: Extend WinIsReserved() to recognize COM[5-9]: as valid com ports as well. --- win/tclWinFile.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/win/tclWinFile.c b/win/tclWinFile.c index 163050e..7487022 100644 --- a/win/tclWinFile.c +++ b/win/tclWinFile.c @@ -1225,9 +1225,9 @@ WinIsReserved( if ((path[0] == 'c' || path[0] == 'C') && (path[1] == 'o' || path[1] == 'O')) { if ((path[2] == 'm' || path[2] == 'M') - && path[3] >= '1' && path[3] <= '4') { + && path[3] >= '1' && path[3] <= '9') { /* - * May have match for 'com[1-4]:?', which is a serial port. + * May have match for 'com[1-9]:?', which is a serial port. */ if (path[4] == '\0') { -- cgit v0.12 From 746cb2938e7c4bf900a55899aa1445ece67d52ea Mon Sep 17 00:00:00 2001 From: "jan.nijtmans" Date: Mon, 3 Nov 2014 10:14:48 +0000 Subject: Better errormessage when file path contains invalid characters. See: [03414f517b7a74]. --- win/tclWinChan.c | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/win/tclWinChan.c b/win/tclWinChan.c index 6d480a8..a271919 100644 --- a/win/tclWinChan.c +++ b/win/tclWinChan.c @@ -840,6 +840,11 @@ TclpOpenFileChannel( nativeName = (TCHAR*) Tcl_FSGetNativePath(pathPtr); if (nativeName == NULL) { + if (interp != (Tcl_Interp *) NULL) { + Tcl_AppendResult(interp, "couldn't open \"", + TclGetString(pathPtr), "\": filename is invalid on this platform", + NULL); + } return NULL; } -- cgit v0.12 From bce5edef8b197d622f6f22b25021afd987743698 Mon Sep 17 00:00:00 2001 From: "jan.nijtmans" Date: Mon, 3 Nov 2014 12:44:55 +0000 Subject: Add test-case for previous commit, which shows that when trying to open a filename with invalid characters gives the right error-message. (same bug existed on UNIX too, which is now fixed) --- tests/fileSystem.test | 3 +++ unix/tclUnixChan.c | 5 +++++ 2 files changed, 8 insertions(+) diff --git a/tests/fileSystem.test b/tests/fileSystem.test index 161ebc3..c255b1e 100644 --- a/tests/fileSystem.test +++ b/tests/fileSystem.test @@ -708,6 +708,9 @@ test filesystem-6.32 {empty file name} { test filesystem-6.33 {empty file name} { list [catch {file writable ""} msg] $msg } {0 0} +test filesystem-6.34 {file name with (invalid) nul character} { + list [catch "open foo\x00" msg] $msg +} [list 1 "couldn't open \"foo\x00\": filename is invalid on this platform"] # Make sure the testfilesystem hasn't been registered. if {[testConstraint testfilesystem]} { diff --git a/unix/tclUnixChan.c b/unix/tclUnixChan.c index 1d60340..89c9a27 100644 --- a/unix/tclUnixChan.c +++ b/unix/tclUnixChan.c @@ -1647,6 +1647,11 @@ TclpOpenFileChannel( native = Tcl_FSGetNativePath(pathPtr); if (native == NULL) { + if (interp != (Tcl_Interp *) NULL) { + Tcl_AppendResult(interp, "couldn't open \"", + TclGetString(pathPtr), "\": filename is invalid on this platform", + NULL); + } return NULL; } -- cgit v0.12