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[ipv6 parser] Fix type-punned memory access

personal/stbuehler/wip
Stefan Bühler 2012-03-13 00:19:56 +01:00
parent c270124514
commit 8d709f8574
1 changed files with 4 additions and 4 deletions
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8
src/common/ip_parsers.rl
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@ -88,13 +88,13 @@ gboolean li_parse_ipv4(const char *str, guint32 *ip, guint32 *netmask, guint16 *
ipv4_data = octet "." octet "." octet "." octet;
pre_ipv4 = ipv4_data %{
if (prec > 6) { res = FALSE; fbreak; }
predata[prec++] = *(guint16*) (data);
predata[prec++] = *(guint16*) (data+2);
memcpy(&predata[prec], data, 4);
prec += 2;
};
post_ipv4 = ipv4_data %{
if (postc > 6) { res = FALSE; fbreak; }
postdata[postc++] = *(guint16*) (data);
postdata[postc++] = *(guint16*) (data+2);
memcpy(&postdata[postc], data, 4);
postc += 2;
};
ipv6_data = ((pregroup ":")+ | ":") ((":" @ { compressed = TRUE; } (postgroup ":")* (postgroup | post_ipv4)?) | (pregroup | pre_ipv4));