diff options
Diffstat (limited to 'avahi-common/address.c')
| -rw-r--r-- | avahi-common/address.c | 73 |
1 files changed, 34 insertions, 39 deletions
diff --git a/avahi-common/address.c b/avahi-common/address.c index f3f3a67..d02d997 100644 --- a/avahi-common/address.c +++ b/avahi-common/address.c @@ -29,6 +29,7 @@ #include <arpa/inet.h> #include <string.h> #include <assert.h> +#include <stdio.h> #include "address.h" #include "malloc.h" @@ -65,48 +66,42 @@ char *avahi_address_snprint(char *s, size_t length, const AvahiAddress *a) { return s; } -char* avahi_reverse_lookup_name_ipv4(const AvahiIPv4Address *a) { - uint32_t n = ntohl(a->address); +char* avahi_reverse_lookup_name(char *ret_s, size_t length, const AvahiAddress *a) { + assert(ret_s); + assert(length > 0); assert(a); - return avahi_strdup_printf("%u.%u.%u.%u.in-addr.arpa", n & 0xFF, (n >> 8) & 0xFF, (n >> 16) & 0xFF, n >> 24); -} + if (a->proto == AVAHI_PROTO_INET) { + uint32_t n = ntohl(a->data.ipv4.address); + snprintf( + ret_s, length, + "%u.%u.%u.%u.in-addr.arpa", + n & 0xFF, (n >> 8) & 0xFF, (n >> 16) & 0xFF, n >> 24); + } else { + assert(a->proto == AVAHI_PROTO_INET6); + + snprintf( + ret_s, length, + "%x.%x.%x.%x.%x.%x.%x.%x.%x.%x.%x.%x.%x.%x.%x.%x.%x.%x.%x.%x.%x.%x.%x.%x.%x.%x.%x.%x.%x.%x.%x.%x.ip6.arpa", + a->data.ipv6.address[15] & 0xF, a->data.ipv6.address[15] >> 4, + a->data.ipv6.address[14] & 0xF, a->data.ipv6.address[14] >> 4, + a->data.ipv6.address[13] & 0xF, a->data.ipv6.address[13] >> 4, + a->data.ipv6.address[12] & 0xF, a->data.ipv6.address[12] >> 4, + a->data.ipv6.address[11] & 0xF, a->data.ipv6.address[11] >> 4, + a->data.ipv6.address[10] & 0xF, a->data.ipv6.address[10] >> 4, + a->data.ipv6.address[ 9] & 0xF, a->data.ipv6.address[ 9] >> 4, + a->data.ipv6.address[ 8] & 0xF, a->data.ipv6.address[ 8] >> 4, + a->data.ipv6.address[ 7] & 0xF, a->data.ipv6.address[ 7] >> 4, + a->data.ipv6.address[ 6] & 0xF, a->data.ipv6.address[ 6] >> 4, + a->data.ipv6.address[ 5] & 0xF, a->data.ipv6.address[ 5] >> 4, + a->data.ipv6.address[ 4] & 0xF, a->data.ipv6.address[ 4] >> 4, + a->data.ipv6.address[ 3] & 0xF, a->data.ipv6.address[ 3] >> 4, + a->data.ipv6.address[ 2] & 0xF, a->data.ipv6.address[ 2] >> 4, + a->data.ipv6.address[ 1] & 0xF, a->data.ipv6.address[ 1] >> 4, + a->data.ipv6.address[ 0] & 0xF, a->data.ipv6.address[ 0] >> 4); + } -char *avahi_reverse_lookup_name_ipv6(const AvahiIPv6Address *a) { - - return avahi_strdup_printf("%x.%x.%x.%x.%x.%x.%x.%x.%x.%x.%x.%x.%x.%x.%x.%x.%x.%x.%x.%x.%x.%x.%x.%x.%x.%x.%x.%x.%x.%x.%x.%x.ip6.arpa", - a->address[15] & 0xF, - a->address[15] >> 4, - a->address[14] & 0xF, - a->address[14] >> 4, - a->address[13] & 0xF, - a->address[13] >> 4, - a->address[12] & 0xF, - a->address[12] >> 4, - a->address[11] & 0xF, - a->address[11] >> 4, - a->address[10] & 0xF, - a->address[10] >> 4, - a->address[9] & 0xF, - a->address[9] >> 4, - a->address[8] & 0xF, - a->address[8] >> 4, - a->address[7] & 0xF, - a->address[7] >> 4, - a->address[6] & 0xF, - a->address[6] >> 4, - a->address[5] & 0xF, - a->address[5] >> 4, - a->address[4] & 0xF, - a->address[4] >> 4, - a->address[3] & 0xF, - a->address[3] >> 4, - a->address[2] & 0xF, - a->address[2] >> 4, - a->address[1] & 0xF, - a->address[1] >> 4, - a->address[0] & 0xF, - a->address[0] >> 4); + return ret_s; } AvahiAddress *avahi_address_parse(const char *s, AvahiProtocol proto, AvahiAddress *ret_addr) { |