45 typedef struct request_state request_state;  typedef
93 struct request_state  struct
95 	request_state *next;  argument
96 	request_state *primary;         // If this operation is on a shared socket, pointer to primary  argument
115 	// operation is, we don't know if we're going to need to allocate a new request_state or not.  argument
116 	transfer_state ts;
117 	mDNSu32 hdr_bytes;              // bytes of header already read
118 	ipc_msg_hdr hdr;
119 	mDNSu32 data_bytes;             // bytes of message data already read
120 	char          *msgbuf;          // pointer to data storage to pass to free()
121 	const char    *msgptr;          // pointer to data to be read from (may be modified)
122 	char          *msgend;          // pointer to byte after last byte of message
125 	int no_reply;                   // don't send asynchronous replies to client
126 	mDNSs32 time_blocked;           // record time of a blocked client
127 	int unresponsiveness_reports;
128 	struct reply_state *replies;    // corresponding (active) reply list
129 	req_termination_fn terminate;
130 	DNSServiceFlags flags;
131 	mDNSu32 interfaceIndex;
133     mdns_dns_service_id_t custom_service_id;
137 	{
187 	} u;