DWS/chrony
1
0
Fork 0
mirror of https://gitlab.com/chrony/chrony.git synced 2025-12-05 00:35:07 -05:00
Code Issues Packages Projects Releases Wiki Activity

Fix UTI_DoubleToInt32 to check for overflow

Browse Source
This commit is contained in:
Miroslav Lichvar
2013-06-05 13:05:54 +02:00
parent 2ceb3c89ca
commit 8eb7ce8581
1 changed files with 6 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files

6
util.c
View File

@@ -479,9 +479,15 @@ UTI_Int32ToDouble(NTP_int32 x)
/* ================================================== */ /* ================================================== */
#define MAX_NTP_INT32 (4294967295.0 / 65536.0)
NTP_int32 NTP_int32
UTI_DoubleToInt32(double x) UTI_DoubleToInt32(double x)
{ {
if (x > MAX_NTP_INT32)
x = MAX_NTP_INT32;
else if (x < 0)
x = 0.0;
return htonl((NTP_int32)(0.5 + 65536.0 * x)); return htonl((NTP_int32)(0.5 + 65536.0 * x));
} }