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Overview
| Comment: | [Bug 3362446]: possible allocation error when using UNICODE |
|---|---|
| Downloads: | Tarball | ZIP archive | SQL archive |
| Timelines: | family | ancestors | descendants | both | core-8-4-branch |
| Files: | files | file ages | folders |
| SHA1: |
ad62499767ce33e6ff49ce433d2823f4 |
| User & Date: | jan.nijtmans 2012-06-21 10:59:15 |
Context
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2012-06-23
| ||
| 06:59 | [Bug 3508771]: Cygwin notifier for handling win32 events check-in: 0741b45cd7 user: jan.nijtmans tags: core-8-4-branch | |
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2012-06-22
| ||
| 08:29 | first working version of Cygwin notifier Closed-Leaf check-in: e93625f4c5 user: jan.nijtmans tags: bug-3508771 | |
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2012-06-21
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| 11:02 | [Bug 3362446]: possible allocation error when using UNICODE check-in: 38a393d995 user: jan.nijtmans tags: core-8-5-branch | |
| 10:59 | [Bug 3362446]: possible allocation error when using UNICODE check-in: ad62499767 user: jan.nijtmans tags: core-8-4-branch | |
|
2012-06-20
| ||
| 19:36 | Purge more dead fs path code. check-in: 7b2432f00f user: dgp tags: core-8-4-branch | |
Changes
Changes to win/tclWinReg.c.
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727 728 729 730 731 732 733 |
* should be safer if the implementation of Dstrings changes.
*
* This allows short values to be read from the registy in one call.
* Longer values need a second call with an expanded DString.
*/
Tcl_DStringInit(&data);
| > | < | | | 727 728 729 730 731 732 733 734 735 736 737 738 739 740 741 742 743 744 745 746 747 748 749 750 751 752 753 754 755 756 757 758 759 |
* should be safer if the implementation of Dstrings changes.
*
* This allows short values to be read from the registy in one call.
* Longer values need a second call with an expanded DString.
*/
Tcl_DStringInit(&data);
Tcl_DStringSetLength(&data, TCL_DSTRING_STATIC_SIZE - 1);
length = TCL_DSTRING_STATIC_SIZE / (regWinProcs->useWide ? 2 : 1) - 1;
resultPtr = Tcl_GetObjResult(interp);
valueName = Tcl_GetStringFromObj(valueNameObj, &nameLen);
nativeValue = Tcl_WinUtfToTChar(valueName, nameLen, &buf);
result = (*regWinProcs->regQueryValueExProc)(key, nativeValue, NULL, &type,
(BYTE *) Tcl_DStringValue(&data), &length);
while (result == ERROR_MORE_DATA) {
/*
* The Windows docs say that in this error case, we just need
* to expand our buffer and request more data.
* Required for HKEY_PERFORMANCE_DATA
*/
length *= 2;
Tcl_DStringSetLength(&data, (int) length * (regWinProcs->useWide ? 2 : 1));
result = (*regWinProcs->regQueryValueExProc)(key, (char *) nativeValue,
NULL, &type, (BYTE *) Tcl_DStringValue(&data), &length);
}
Tcl_DStringFree(&buf);
RegCloseKey(key);
if (result != ERROR_SUCCESS) {
Tcl_AppendStringsToObj(resultPtr, "unable to get value \"",
Tcl_GetString(valueNameObj), "\" from key \"",
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| ︙ | ︙ |