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From: P J P <ppandit@redhat.com>
To: Kevin Wolf <kwolf@redhat.com>
Cc: qemu-trivial@nongnu.org, qemu-devel@nongnu.org, qemu-stable@nongnu.org
Subject: Re: [Qemu-devel] [PATCH] gdbstub: Fix buffer overflows in gdb_handle_packet()
Date: Wed, 14 Oct 2015 14:54:08 +0530 (IST)	[thread overview]
Message-ID: <alpine.LFD.2.20.1510141450320.13131@wniryva> (raw)
In-Reply-To: <20151014080902.GA4281@noname.str.redhat.com>

+-- On Wed, 14 Oct 2015, Kevin Wolf wrote --+
| >  Ie host gdb(1) user would need to 
| > supply len/2 value to read/write 'len' bytes.
| 
| That's just how the gdb protocol works. Binary data is transferred as a
| string of hex digits, with every byte being represented by two digits.
| The requested length is in bytes of binary data, so the length of the
| actually transferred data on the wire is indeed double that length.

  I see, got it.

Thank you.
--
 - P J P
47AF CE69 3A90 54AA 9045 1053 DD13 3D32 FE5B 041F

  reply	other threads:[~2015-10-14  9:24 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-10-13  7:38 [Qemu-devel] [PATCH] gdbstub: Fix buffer overflows in gdb_handle_packet() Kevin Wolf
2015-10-14  6:53 ` P J P
2015-10-14  8:09   ` Kevin Wolf
2015-10-14  9:24     ` P J P [this message]
2015-10-29  7:30 ` Michael Tokarev

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