Skip to content

Leave length/indicator untouched on out-of-range overflow (follow-up to #210) #211

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Merged
davecramer merged 1 commit into from
Sep 8, 2026
Merged

Leave length/indicator untouched on out-of-range overflow (follow-up to #210) #211

Changes from all commits
Commits
Show all changes
1 commit
Select commit
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
8 changes: 6 additions & 2 deletions convert.c
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -2151,8 +2151,12 @@ MYLOG(DETAIL_LOG_LEVEL, "SQL_C_VARBOOKMARK value=%d\n", ival);
}
}

/* store the length of what was copied, if there's a place for it */
if (pcbValue)
/*
* Store the length of what was copied, if there's a place for it.
* On an out-of-range overflow the data buffer is left untouched, so
* leave the length/indicator untouched too (issue #207).
*/
if (pcbValue && result != COPY_RESULT_OVERFLOW)
*pcbValueBindRow = len;

if (result == COPY_OK && stmt->current_col >= 0)
Expand Down
Loading