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Remove ability to compile without IPv6 support.

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This was the source of a large number of #ifdefs, originally
included for use with old embedded libc versions. I'm
sure no-one wants or needs IPv6-free code these days, so this
is a move towards more maintainable code.
This commit is contained in:
Simon Kelley
2018-10-23 22:10:17 +01:00
parent a220545c42
commit ee8750451b
22 changed files with 56 additions and 418 deletions
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20
src/dnsmasq.h
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@@ -126,9 +126,7 @@ typedef unsigned long long u64;
#include <net/if_arp.h>
#include <netinet/in_systm.h>
#include <netinet/ip.h>
#ifdef HAVE_IPV6
#include <netinet/ip6.h>
#endif
#include <netinet/ip_icmp.h>
#include <sys/uio.h>
#include <syslog.h>
@@ -159,6 +157,8 @@ extern int capget(cap_user_header_t header, cap_user_data_t data);
/* daemon is function in the C library.... */
#define daemon dnsmasq_daemon
#define ADDRSTRLEN INET6_ADDRSTRLEN
/* Async event queue */
struct event_desc {
int event, data, msg_sz;
@@ -273,9 +273,7 @@ struct event_desc {
struct all_addr {
union {
struct in_addr addr4;
#ifdef HAVE_IPV6
struct in6_addr addr6;
#endif
/* for log_query */
struct {
unsigned short keytag, algo, digest;
@@ -383,9 +381,7 @@ struct host_record {
struct name_list *next;
} *names;
struct in_addr addr;
#ifdef HAVE_IPV6
struct in6_addr addr6;
#endif
struct host_record *next;
};
@@ -496,9 +492,7 @@ struct crec {
union mysockaddr {
struct sockaddr sa;
struct sockaddr_in in;
#if defined(HAVE_IPV6)
struct sockaddr_in6 in6;
#endif
};
/* bits in flag param to IPv6 callbacks from iface_enumerate() */
@@ -660,9 +654,7 @@ struct frec {
struct all_addr dest;
struct server *sentto; /* NULL means free */
struct randfd *rfd4;
#ifdef HAVE_IPV6
struct randfd *rfd6;
#endif
unsigned int iface;
unsigned short orig_id, new_id;
int log_id, fd, forwardall, flags;
@@ -877,9 +869,7 @@ struct dhcp_bridge {
struct cond_domain {
char *domain, *prefix;
struct in_addr start, end;
#ifdef HAVE_IPV6
struct in6_addr start6, end6;
#endif
int is6, indexed;
struct cond_domain *next;
};
@@ -1184,9 +1174,7 @@ void blockdata_free(struct blockdata *blocks);
/* domain.c */
char *get_domain(struct in_addr addr);
#ifdef HAVE_IPV6
char *get_domain6(struct in6_addr *addr);
#endif
int is_name_synthetic(int flags, char *name, struct all_addr *addr);
int is_rev_synth(int flag, struct all_addr *addr, char *name);
@@ -1270,11 +1258,9 @@ int hostname_issubdomain(char *a, char *b);
time_t dnsmasq_time(void);
int netmask_length(struct in_addr mask);
int is_same_net(struct in_addr a, struct in_addr b, struct in_addr mask);
#ifdef HAVE_IPV6
int is_same_net6(struct in6_addr *a, struct in6_addr *b, int prefixlen);
u64 addr6part(struct in6_addr *addr);
void setaddr6part(struct in6_addr *addr, u64 host);
#endif
int retry_send(ssize_t rc);
void prettyprint_time(char *buf, unsigned int t);
int prettyprint_addr(union mysockaddr *addr, char *buf);
@@ -1353,9 +1339,7 @@ int loopback_exception(int fd, int family, struct all_addr *addr, char *name);
int label_exception(int index, int family, struct all_addr *addr);
int fix_fd(int fd);
int tcp_interface(int fd, int af);
#ifdef HAVE_IPV6
int set_ipv6pktinfo(int fd);
#endif
#ifdef HAVE_DHCP6
void join_multicast(int dienow);
#endif