]> git.meshlink.io Git - catta/blobdiff - avahi-core/dns.h
Avoid using AC_CHECK_FILE when cross-compiling
[catta] / avahi-core / dns.h
index 743ad4e3324676f2ea8f04568a33c5f16335997e..7ec9935e40602d019755b55ff94ffebf3c86094b 100644 (file)
 #include "rr.h"
 #include "hashmap.h"
 
-#define AVAHI_DNS_PACKET_MAX_SIZE 9000
 #define AVAHI_DNS_PACKET_HEADER_SIZE 12
 #define AVAHI_DNS_PACKET_EXTRA_SIZE 48
+#define AVAHI_DNS_LABELS_MAX 127
+#define AVAHI_DNS_RDATA_MAX 0xFFFF
+#define AVAHI_DNS_PACKET_SIZE_MAX (AVAHI_DNS_PACKET_HEADER_SIZE + 256 + 2 + 2 + 4 + 2 + AVAHI_DNS_RDATA_MAX)
 
 typedef struct AvahiDnsPacket {
     size_t size, rindex, max_size;
     AvahiHashmap *name_table; /* for name compression */
+    uint8_t *data;
 } AvahiDnsPacket;
 
-#define AVAHI_DNS_PACKET_DATA(p) (((uint8_t*) p) + sizeof(AvahiDnsPacket))
+#define AVAHI_DNS_PACKET_DATA(p) ((p)->data ? (p)->data : ((uint8_t*) p) + sizeof(AvahiDnsPacket))
 
 AvahiDnsPacket* avahi_dns_packet_new(unsigned mtu);
 AvahiDnsPacket* avahi_dns_packet_new_query(unsigned mtu);
@@ -49,6 +52,8 @@ void avahi_dns_packet_inc_field(AvahiDnsPacket *p, unsigned idx);
 
 uint8_t *avahi_dns_packet_extend(AvahiDnsPacket *p, size_t l);
 
+void avahi_dns_packet_cleanup_name_table(AvahiDnsPacket *p);
+
 uint8_t *avahi_dns_packet_append_uint16(AvahiDnsPacket *p, uint16_t v);
 uint8_t *avahi_dns_packet_append_uint32(AvahiDnsPacket *p, uint32_t v);
 uint8_t *avahi_dns_packet_append_name(AvahiDnsPacket *p, const char *name);