Bug #31220 SQLFetch or SQLFetchScroll returns negative data length using SQL_C_WCHAR
Submitted: 27 Sep 2007 2:22 Modified: 14 Mar 2008 19:41
Reporter: Viktor Ferenczi
Status: Closed
Category:Connector/ODBC Severity:S2 (Serious)
Version:3.51.20r750 OS:Linux (Ubuntu Feisty, up-to-date)
Assigned to: Bugs System Target Version:
Tags: SQLFetch, SQLFetchScroll, negative, LENGTH, string, varchar, buffer, overflow, segfault, segmentation fault, crash
Triage: D3 (Medium)

File: Maximum allowed size is 500KB.
Description:
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[27 Sep 2007 2:25] Viktor Ferenczi 
unixODBC trace output

Attachment: mysql-unixODBC-trace.log.bz2 (application/x-bzip, text), 25.33 KiB.
[3 Oct 2007 16:53] Bogdan Degtyariov 
Test case with _W functions

Attachment: bug31220.c (text/plain), 2.73 KiB.
[23 Feb 2008 6:37] Jess Balint 
fix + test

Attachment: bug31220.diff (application/octet-stream, text), 1.91 KiB.