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Major tidy up of EDNS0 handling and computation/use of udp packet size.

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This commit is contained in:
Simon Kelley
2015-12-20 17:12:16 +00:00
parent 14a4ae883d
commit fa14bec83b
7 changed files with 168 additions and 118 deletions
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7
src/dnsmasq.h
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@@ -1113,7 +1113,7 @@ int extract_addresses(struct dns_header *header, size_t qlen, char *namebuff,
int no_cache, int secure, int *doctored);
size_t answer_request(struct dns_header *header, char *limit, size_t qlen,
struct in_addr local_addr, struct in_addr local_netmask,
time_t now, int *ad_reqd, int *do_bit);
time_t now, int ad_reqd, int do_bit, int have_pseudoheader);
int check_for_bogus_wildcard(struct dns_header *header, size_t qlen, char *name,
struct bogus_addr *addr, time_t now);
int check_for_ignored_address(struct dns_header *header, size_t qlen, struct bogus_addr *baddr);
@@ -1123,6 +1123,8 @@ int check_for_local_domain(char *name, time_t now);
unsigned int questions_crc(struct dns_header *header, size_t plen, char *buff);
size_t resize_packet(struct dns_header *header, size_t plen,
unsigned char *pheader, size_t hlen);
size_t add_pseudoheader(struct dns_header *header, size_t plen, unsigned char *limit,
unsigned short udp_sz, int optno, unsigned char *opt, size_t optlen, int set_do);
size_t add_mac(struct dns_header *header, size_t plen, char *limit, union mysockaddr *l3);
size_t add_source_addr(struct dns_header *header, size_t plen, char *limit, union mysockaddr *source);
#ifdef HAVE_DNSSEC
@@ -1141,7 +1143,8 @@ int private_net(struct in_addr addr, int ban_localhost);
/* auth.c */
#ifdef HAVE_AUTH
size_t answer_auth(struct dns_header *header, char *limit, size_t qlen,
time_t now, union mysockaddr *peer_addr, int local_query);
time_t now, union mysockaddr *peer_addr, int local_query,
int do_bit, int have_pseudoheader);
int in_zone(struct auth_zone *zone, char *name, char **cut);
#endif