40      *    https://msdn.microsoft.com/en-us/library/windows/desktop/ms738520(v=vs.85).aspx
133 #include "pcap-int.h"
135 #include "diag-control.h"
141 #include "thread-local.h"
144 #include "os-proto.h"
155  *  XXX - not thread-safe; don't use it inside libpcap.
163 	bpf_u_int32 **p;  in pcap_nametoaddr()  local
168 	 * it's not thread-safe, or because it doesn't support IPv6,  in pcap_nametoaddr()
172 	 * it's not thread-safe; we supply it for backwards compatibility,  in pcap_nametoaddr()
176 	 * this thread-safe - we can't change the API to require that  in pcap_nametoaddr()
184 		hlist[0] = (bpf_u_int32 *)hp->h_addr;  in pcap_nametoaddr()
185 		NTOHL(hp->h_addr);  in pcap_nametoaddr()
188 		for (p = (bpf_u_int32 **)hp->h_addr_list; *p; ++p)  in pcap_nametoaddr()
189 			NTOHL(**p);  in pcap_nametoaddr()
190 		return (bpf_u_int32 **)hp->h_addr_list;  in pcap_nametoaddr()
217  *  XXX - not guaranteed to be thread-safe!  See below for platforms
218  *  on which it is thread-safe and on which it isn't.
227 	 * XXX - I guess we could use the BSD code to read  in pcap_nametonetaddr()
258 	 *    http://man7.org/linux/man-pages/man3/getnetbyname_r.3.html  in pcap_nametonetaddr()
274 		 * XXX - dynamically allocate the buffer, and make it  in pcap_nametonetaddr()
294 	if (getnetbyname_r(name, &result_buf, &net_data) == -1)  in pcap_nametonetaddr()
301 	 * getnetbyname() that uses thread-specific data, in which  in pcap_nametonetaddr()
302 	 * case we're thread-safe (sufficiently recent FreeBSD,  in pcap_nametonetaddr()
303 	 * sufficiently recent Darwin-based OS, sufficiently recent  in pcap_nametonetaddr()
304 	 * HP-UX, sufficiently recent Tru64 UNIX), or we have the  in pcap_nametonetaddr()
307 	 * thread-safe.  in pcap_nametonetaddr()
312 		return np->n_net;  in pcap_nametonetaddr()
332 	int tcp_port = -1;  in pcap_nametoport()
333 	int udp_port = -1;  in pcap_nametoport()
350 			 * XXX - this doesn't return an error string.  in pcap_nametoport()
358 		for (ai = res; ai != NULL; ai = ai->ai_next) {  in pcap_nametoport()
362 			if (ai->ai_addr != NULL) {  in pcap_nametoport()
366 				if (ai->ai_addr->sa_family == AF_INET) {  in pcap_nametoport()
367 					in4 = (struct sockaddr_in *)ai->ai_addr;  in pcap_nametoport()
368 					tcp_port = ntohs(in4->sin_port);  in pcap_nametoport()
372 				if (ai->ai_addr->sa_family == AF_INET6) {  in pcap_nametoport()
373 					in6 = (struct sockaddr_in6 *)ai->ai_addr;  in pcap_nametoport()
374 					tcp_port = ntohs(in6->sin6_port);  in pcap_nametoport()
394 			 * XXX - this doesn't return an error string.  in pcap_nametoport()
402 		for (ai = res; ai != NULL; ai = ai->ai_next) {  in pcap_nametoport()
406 			if (ai->ai_addr != NULL) {  in pcap_nametoport()
410 				if (ai->ai_addr->sa_family == AF_INET) {  in pcap_nametoport()
411 					in4 = (struct sockaddr_in *)ai->ai_addr;  in pcap_nametoport()
412 					udp_port = ntohs(in4->sin_port);  in pcap_nametoport()
416 				if (ai->ai_addr->sa_family == AF_INET6) {  in pcap_nametoport()
417 					in6 = (struct sockaddr_in6 *)ai->ai_addr;  in pcap_nametoport()
418 					udp_port = ntohs(in6->sin6_port);  in pcap_nametoport()
466  * Convert a string in the form PPP-PPP, where correspond to ports, to
479 	if ((off = strchr(cpy, '-')) == NULL) {  in pcap_nametoportrange()
505  * XXX - not guaranteed to be thread-safe!  See below for platforms
506  * on which it is thread-safe and on which it isn't.
511 	struct protoent *p;  in pcap_nametoproto()  local
520 	err = getprotobyname_r(str, &result_buf, buf, sizeof buf, &p);  in pcap_nametoproto()
523 		 * XXX - dynamically allocate the buffer, and make it  in pcap_nametoproto()
535 	p = getprotobyname_r(str, &result_buf, buf, (int)sizeof buf);  in pcap_nametoproto()
543 	if (getprotobyname_r(str, &result_buf, &proto_data) == -1)  in pcap_nametoproto()
544 		p = NULL;  in pcap_nametoproto()
546 		p = &result_buf;  in pcap_nametoproto()
550 	 * getprotobyname() that uses thread-specific data, in which  in pcap_nametoproto()
551 	 * case we're thread-safe (sufficiently recent FreeBSD,  in pcap_nametoproto()
552 	 * sufficiently recent Darwin-based OS, sufficiently recent  in pcap_nametoproto()
553 	 * HP-UX, sufficiently recent Tru64 UNIX, Windows), or we have  in pcap_nametoproto()
556 	 * thread-safe.  in pcap_nametoproto()
558 	p = getprotobyname(str);  in pcap_nametoproto()
560 	if (p != 0)  in pcap_nametoproto()
561 		return p->p_proto;  in pcap_nametoproto()
570 	u_short p;  member
606 	struct eproto *p = eproto_db;  in pcap_nametoeproto()  local
608 	while (p->s != 0) {  in pcap_nametoeproto()
609 		if (strcmp(p->s, s) == 0)  in pcap_nametoeproto()
610 			return p->p;  in pcap_nametoeproto()
611 		p += 1;  in pcap_nametoeproto()
630 	struct eproto *p = llc_db;  in pcap_nametollc()  local
632 	while (p->s != 0) {  in pcap_nametollc()
633 		if (strcmp(p->s, s) == 0)  in pcap_nametollc()
634 			return p->p;  in pcap_nametollc()
635 		p += 1;  in pcap_nametollc()
640 /* Hex digit to 8-bit unsigned integer. */
645 		return (u_char)(c - '0');  in xdtoi()
647 		return (u_char)(c - 'a' + 10);  in xdtoi()
649 		return (u_char)(c - 'A' + 10);  in xdtoi()
665 				return -1;  in __pcap_atoin()
667 			n = n * 10 + *s++ - '0';  in __pcap_atoin()
670 			return -1;  in __pcap_atoin()
704  *	"xx-xx-xx-xx-xx-xx"
708  * (or various mixes of ':', '.', and '-') into a new
722 		if (*s == ':' || *s == '.' || *s == '-')  in pcap_ether_aton()
739  * This should be thread-safe, as we define the static variables
740  * we use to be thread-local, and as pcap_next_etherent() does so
762 		if (strcmp(ep->name, name) == 0) {  in pcap_ether_hostton()
765 				memcpy(ap, ep->addr, 6);  in pcap_ether_hostton()
775  * Use the OS-supplied routine.
776  * This *should* be thread-safe; the API doesn't have a static buffer.
800  * XXX - not guaranteed to be thread-safe!
813 	memcpy((char *)res, (char *)nep->n_addr, sizeof(unsigned short));