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backend where a statically sized buffer is written to. Most of these

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should be pretty safe in practice, but it's probably better to be safe
than sorry.

I was actually looking for cases where NAMEDATALEN is assumed to be
32, but only found one. That's fixed too, as well as a few bits of
code cleanup.

Neil Conway
This commit is contained in:
Bruce Momjian
2002-08-28 20:46:24 +00:00
parent f5fea0808f
commit 81dfa2ce43
13 changed files with 33 additions and 37 deletions
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10
src/bin/pg_dump/pg_backup_tar.h
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@@ -1,10 +1,10 @@
/*
* $Header: /cvsroot/pgsql/src/bin/pg_dump/pg_backup_tar.h,v 1.3 2001/03/22 04:00:14 momjian Exp $
* $Header: /cvsroot/pgsql/src/bin/pg_dump/pg_backup_tar.h,v 1.4 2002/08/28 20:46:24 momjian Exp $
*
* TAR Header
*
* Offset Length Contents
* 0 100 bytes File name ('\0' terminated, 99 maxmum length)
* 0 100 bytes File name ('\0' terminated, 99 maximum length)
* 100 8 bytes File mode (in octal ascii)
* 108 8 bytes User ID (in octal ascii)
* 116 8 bytes Group ID (in octal ascii)
@@ -12,10 +12,10 @@
* 136 12 bytes Modify time (in octal ascii)
* 148 8 bytes Header checksum (in octal ascii)
* 156 1 bytes Link flag
* 157 100 bytes Linkname ('\0' terminated, 99 maxmum length)
* 157 100 bytes Linkname ('\0' terminated, 99 maximum length)
* 257 8 bytes Magic ("ustar \0")
* 265 32 bytes User name ('\0' terminated, 31 maxmum length)
* 297 32 bytes Group name ('\0' terminated, 31 maxmum length)
* 265 32 bytes User name ('\0' terminated, 31 maximum length)
* 297 32 bytes Group name ('\0' terminated, 31 maximum length)
* 329 8 bytes Major device ID (in octal ascii)
* 337 8 bytes Minor device ID (in octal ascii)
* 345 167 bytes Padding