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authorThomas Munro <tmunro@postgresql.org>2025-01-09 13:17:36 +1300
committerThomas Munro <tmunro@postgresql.org>2025-01-09 16:05:16 +1300
commit6b6901a26f5683d30e6a3192d5b3a7da1dba69c3 (patch)
tree20d9c2a38b320ef0eda3c4a1162aad9b0aa0b8e4 /src/bin/pg_basebackup/walmethods.h
parent70a7a37610f70f546ea651021c970f7d0c4b81b3 (diff)
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
Diffstat (limited to 'src/bin/pg_basebackup/walmethods.h')
-rw-r--r--src/bin/pg_basebackup/walmethods.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/bin/pg_basebackup/walmethods.h b/src/bin/pg_basebackup/walmethods.h
index 76530dc9419..240e3f22fc8 100644
--- a/src/bin/pg_basebackup/walmethods.h
+++ b/src/bin/pg_basebackup/walmethods.h
@@ -69,7 +69,7 @@ struct WalWriteMethod
ssize_t (*write) (Walfile f, const void *buf, size_t count);
/* Return the current position in a file or -1 on error */
- off_t (*get_current_pos) (Walfile f);
+ pgoff_t (*get_current_pos) (Walfile f);
/*
* fsync the contents of the specified file. Returns 0 on success.