Pi-Hole/dnsmasq
1
0
Fork 0
mirror of https://github.com/pi-hole/dnsmasq.git synced 2025-12-19 10:18:25 +00:00
Code Issues Packages Projects Releases Wiki Activity

Rationalise DNS packet-buffer size calculations.

Browse Source
This commit is contained in:
Simon Kelley
2014-01-08 12:10:28 +00:00
parent 871417d45d
commit 60b68069cf
4 changed files with 19 additions and 12 deletions
Download Patch File Download Diff File Expand all files Collapse all files

4
src/dnssec.c
View File

@@ -479,7 +479,7 @@ static int digestalg_add_rdata(int sigtype, struct dns_header *header, size_t pk
return 1;
}
size_t dnssec_generate_query(struct dns_header *header, char *name, int class, int type, union mysockaddr *addr)
size_t dnssec_generate_query(struct dns_header *header, char *end, char *name, int class, int type, union mysockaddr *addr)
{
unsigned char *p;
char types[20];
@@ -511,7 +511,7 @@ size_t dnssec_generate_query(struct dns_header *header, char *name, int class, i
PUTSHORT(type, p);
PUTSHORT(class, p);
return add_do_bit(header, p - (unsigned char *)header, ((char *) header) + PACKETSZ);
return add_do_bit(header, p - (unsigned char *)header, end);
}
/* The DNS packet is expected to contain the answer to a DNSKEY query.