9  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
43 	struct asr_query *as;  in getnameinfo_async()  local
46 	if ((as = _asr_async_new(ac, ASR_GETNAMEINFO)) == NULL)  in getnameinfo_async()
48 	as->as_run = getnameinfo_async_run;  in getnameinfo_async()
51 		memmove(&as->as.ni.sa.sa, sa, sizeof (as->as.ni.sa.sain));  in getnameinfo_async()
53 		memmove(&as->as.ni.sa.sa, sa, sizeof (as->as.ni.sa.sain6));  in getnameinfo_async()
55 	as->as.ni.sa.sa.sa_len = slen;  in getnameinfo_async()
56 	as->as.ni.hostname = host;  in getnameinfo_async()
57 	as->as.ni.hostnamelen = hostlen;  in getnameinfo_async()
58 	as->as.ni.servname = serv;  in getnameinfo_async()
59 	as->as.ni.servnamelen = servlen;  in getnameinfo_async()
60 	as->as.ni.flags = flags;  in getnameinfo_async()
63 	return (as);  in getnameinfo_async()
66 	if (as)  in getnameinfo_async()
67 		_asr_async_free(as);  in getnameinfo_async()
74 getnameinfo_async_run(struct asr_query *as, struct asr_result *ar)  in getnameinfo_async_run()  argument
81 	switch (as->as_state) {  in getnameinfo_async_run()
87 		if (as->as.ni.sa.sa.sa_family != AF_INET &&  in getnameinfo_async_run()
88 		    as->as.ni.sa.sa.sa_family != AF_INET6) {  in getnameinfo_async_run()
90 			async_set_state(as, ASR_STATE_HALT);  in getnameinfo_async_run()
94 		if ((as->as.ni.sa.sa.sa_family == AF_INET &&  in getnameinfo_async_run()
95 		    (as->as.ni.sa.sa.sa_len != sizeof (as->as.ni.sa.sain))) ||  in getnameinfo_async_run()
96 		    (as->as.ni.sa.sa.sa_family == AF_INET6 &&  in getnameinfo_async_run()
97 		    (as->as.ni.sa.sa.sa_len != sizeof (as->as.ni.sa.sain6)))) {  in getnameinfo_async_run()
99 			async_set_state(as, ASR_STATE_HALT);  in getnameinfo_async_run()
104 		if (_servname(as) == -1) {  in getnameinfo_async_run()
106 			async_set_state(as, ASR_STATE_HALT);  in getnameinfo_async_run()
110 		if (as->as.ni.hostname == NULL || as->as.ni.hostnamelen == 0) {  in getnameinfo_async_run()
112 			async_set_state(as, ASR_STATE_HALT);  in getnameinfo_async_run()
116 		if (as->as.ni.flags & NI_NUMERICHOST) {  in getnameinfo_async_run()
117 			if (_numerichost(as) == -1) {  in getnameinfo_async_run()
128 			async_set_state(as, ASR_STATE_HALT);  in getnameinfo_async_run()
132 		if (as->as.ni.sa.sa.sa_family == AF_INET) {  in getnameinfo_async_run()
133 			addrlen = sizeof(as->as.ni.sa.sain.sin_addr);  in getnameinfo_async_run()
134 			addr = &as->as.ni.sa.sain.sin_addr;  in getnameinfo_async_run()
136 			addrlen = sizeof(as->as.ni.sa.sain6.sin6_addr);  in getnameinfo_async_run()
137 			addr = &as->as.ni.sa.sain6.sin6_addr;  in getnameinfo_async_run()
143 		as->as_subq = _gethostbyaddr_async_ctx(addr, addrlen,  in getnameinfo_async_run()
144 		    as->as.ni.sa.sa.sa_family,  in getnameinfo_async_run()
145 		    as->as_ctx);  in getnameinfo_async_run()
146 		if (as->as_subq == NULL) {  in getnameinfo_async_run()
148 			async_set_state(as, ASR_STATE_HALT);  in getnameinfo_async_run()
152 		async_set_state(as, ASR_STATE_SUBQUERY);  in getnameinfo_async_run()
157 		if ((r = asr_run(as->as_subq, ar)) == ASYNC_COND)  in getnameinfo_async_run()
163 		as->as_subq = NULL;  in getnameinfo_async_run()
166 			if (as->as.ni.flags & NI_NAMEREQD) {  in getnameinfo_async_run()
168 			} else if (_numerichost(as) == -1) {  in getnameinfo_async_run()
180 			if (strlcpy(as->as.ni.hostname,  in getnameinfo_async_run()
182 			    as->as.ni.hostnamelen) >= as->as.ni.hostnamelen)  in getnameinfo_async_run()
189 		async_set_state(as, ASR_STATE_HALT);  in getnameinfo_async_run()
198 		async_set_state(as, ASR_STATE_HALT);  in getnameinfo_async_run()
210 _servname(struct asr_query *as)  in _servname()  argument
215 	char			*buf = as->as.ni.servname;  in _servname()
216 	size_t			 n, buflen = as->as.ni.servnamelen;  in _servname()
218 	if (as->as.ni.servname == NULL || as->as.ni.servnamelen == 0)  in _servname()
221 	if (as->as.ni.sa.sa.sa_family == AF_INET)  in _servname()
222 		port = as->as.ni.sa.sain.sin_port;  in _servname()
224 		port = as->as.ni.sa.sain6.sin6_port;  in _servname()
226 	if (!(as->as.ni.flags & NI_NUMERICSERV)) {  in _servname()
228 		r = getservbyport_r(port, (as->as.ni.flags & NI_DGRAM) ?  in _servname()
251 _numerichost(struct asr_query *as)  in _numerichost()  argument
256 	char		*buf = as->as.ni.hostname;  in _numerichost()
257 	size_t		 buflen = as->as.ni.hostnamelen;  in _numerichost()
259 	if (as->as.ni.sa.sa.sa_family == AF_INET)  in _numerichost()
260 		addr = &as->as.ni.sa.sain.sin_addr;  in _numerichost()
262 		addr = &as->as.ni.sa.sain6.sin6_addr;  in _numerichost()
264 	if (inet_ntop(as->as.ni.sa.sa.sa_family, addr, buf, buflen) == NULL)  in _numerichost()
267 	if (as->as.ni.sa.sa.sa_family == AF_INET6 &&  in _numerichost()
268 	    as->as.ni.sa.sain6.sin6_scope_id) {  in _numerichost()
273 		ifidx = as->as.ni.sa.sain6.sin6_scope_id;  in _numerichost()
276 		if (IN6_IS_ADDR_LINKLOCAL(&as->as.ni.sa.sain6.sin6_addr) ||  in _numerichost()
277 		    IN6_IS_ADDR_MC_LINKLOCAL(&as->as.ni.sa.sain6.sin6_addr) ||  in _numerichost()
278 		    IN6_IS_ADDR_MC_INTFACELOCAL(&as->as.ni.sa.sain6.sin6_addr))  in _numerichost()