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Fixes underflow reported in bz#3401.
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revision 1.17
date: 2018/05/14 04:39:04; author: djm; state: Exp; lines: +5 -2;
commitid: 53zY8GjViUBnWo8Z;
constrain fractional part to [0-9] (less confusing to static analysis); ok ian@
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Spotted using https://github.com/lucasdemarchi/codespell
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Fix overly-conservative overflow checks on mulitplications and add checks
on additions. This allows scan_scaled to work up to +/-LLONG_MAX (LLONG_MIN
will still be flagged as a range error). ok millert@
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Collapse underflow and overflow checks into a single block.
ok djm@ millert@
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Catch integer underflow in scan_scaled reported by Nicolas Iooss.
ok deraadt@ djm@
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revision 1.13
date: 2017/03/11 23:37:23; author: djm; state: Exp; lines: +14 -1; commitid: jnFKyHkB3CEiEZ2R;
fix signed integer overflow in scan_scaled. Found by Nicolas Iooss
using AFL against ssh_config. ok deraadt@ millert@
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revision 1.12
date: 2013/11/29 19:00:51; author: deraadt; state: Exp; lines: +6 -5;
fairly simple unsigned char casts for ctype
ok krw
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revision 1.11
date: 2012/11/12 14:07:20; author: halex; state: Exp; lines: +4 -2;
make scan_scaled set errno to EINVAL rather than ERANGE if it encounters
an invalid multiplier, like the man page says it should
"looks sensible" deraadt@, ok ian@
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revision 1.10
date: 2009/06/20 15:00:04; author: martynas; state: Exp; lines: +4 -4;
use llabs instead of the home-grown version; and some comment changes
ok ian@, millert@
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[openbsd-compat/fmt_scaled.c openbsd-compat/openbsd-compat.h]
Fix compilation on Linux, including pulling in fmt_scaled(3)
implementation from OpenBSD's libutil.
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