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From: Thomas Munro <tmunro@postgresql.org>
To: pgsql-committers@lists.postgresql.org
Subject: pgsql: Fix off_t overflow in pg_basebackup on Windows.
Date: Thu, 09 Jan 2025 03:07:26 +0000
Message-ID: <E1tVitK-000avf-KT@gemulon.postgresql.org> (raw)

Fix off_t overflow in pg_basebackup on Windows.

walmethods.c used off_t to navigate around a pg_wal.tar file that could
exceed 2GB, which doesn't work on Windows and would fail with misleading
errors.  Use pgoff_t instead.

Back-patch to all supported branches.

Author: Davinder Singh <davinder.singh@enterprisedb.com>
Reported-by: Jakub Wartak <jakub.wartak@enterprisedb.com>
Discussion: https://postgr.es/m/CAKZiRmyM4YnokK6Oenw5JKwAQ3rhP0YTz2T-tiw5dAQjGRXE3Q%40mail.gmail.com

Branch
------
REL_13_STABLE

Details
-------
https://git.postgresql.org/pg/commitdiff/bd0564f61d3708b176c3a02646e203d9c061877a

Modified Files
--------------
src/bin/pg_basebackup/receivelog.c |  2 +-
src/bin/pg_basebackup/walmethods.c | 10 +++++-----
src/bin/pg_basebackup/walmethods.h |  2 +-
3 files changed, 7 insertions(+), 7 deletions(-)



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