6 #include <sys/socket.h>
9 #include <netinet/in.h>
11 static char *nets[] = { "tcp", "udp", nil };
12 #define CLASS(p) ((*(uchar*)(p))>>6)
23 "tcp", "exportfs", 17007,
24 "tcp", "rexexec", 17009,
27 "tcp", "venti", 17034,
29 "tcp", "secstore", 5356,
35 setport(struct sockaddr_storage *ss, int port)
37 switch(ss->ss_family){
39 ((struct sockaddr_in*)ss)->sin_port = htons(port);
42 ((struct sockaddr_in6*)ss)->sin6_port = htons(port);
45 errstr("unknown protocol family %d", ss->ss_family);
52 p9dialparse(char *addr, char **pnet, char **punix, void *phost, int *pport)
54 char *net, *host, *port, *e;
58 struct sockaddr_storage *ss;
59 struct addrinfo *result;
63 memset(ss, 0, sizeof *ss);
67 if((host = strchr(net, '!')) == nil){
68 werrstr("malformed address");
72 if((port = strchr(host, '!')) == nil){
73 if(strcmp(net, "unix")==0 || strcmp(net, "net")==0){
75 if(strlen(host)+1 > sizeof ((struct sockaddr_un*)&ss)->sun_path){
76 werrstr("unix socket name too long");
81 ss->ss_family = AF_UNIX;
82 strcpy(((struct sockaddr_un*)ss)->sun_path, host);
86 werrstr("malformed address");
92 werrstr("malformed address (empty host)");
96 werrstr("malformed address (empty port)");
100 if(strcmp(net, "unix") == 0)
103 if(strcmp(net, "tcp")!=0 && strcmp(net, "udp")!=0 && strcmp(net, "net") != 0){
104 werrstr("bad network %s!%s!%s", net, host, port);
109 if(strcmp(host, "*") == 0){
110 ss->ss_family = AF_INET6;
111 ((struct sockaddr_in6*)ss)->sin6_addr = in6addr_any;
112 }else if((he = gethostbyname(host)) != nil && he->h_addr_list[0] != nil){
113 ss->ss_family = he->h_addrtype;
114 switch(ss->ss_family){
116 ((struct sockaddr_in*)ss)->sin_addr = *(struct in_addr*) *(he->h_addr_list);
119 ((struct sockaddr_in6*)ss)->sin6_addr = *(struct in6_addr*) *(he->h_addr_list);
122 errstr("unknown protocol family %d", ss->ss_family);
125 }else if(getaddrinfo(host, NULL, NULL, &result) == 0) {
126 switch (result->ai_family) {
128 memmove((struct sockaddr_in*)ss, result->ai_addr, result->ai_addrlen);
131 memmove((struct sockaddr_in6*)ss, result->ai_addr, result->ai_addrlen);
134 errstr("unknown protocol family %d", ss->ss_family);
138 werrstr("unknown host %s", host);
142 /* translate network and port; should return list rather than first */
143 if(strcmp(net, "net") == 0){
144 for(i=0; nets[i]; i++){
145 if((se = getservbyname(port, nets[i])) != nil){
147 *pport = ntohs(se->s_port);
148 return setport(ss, *pport);
153 for(i=0; i<nelem(porttbl); i++){
154 if(strcmp(net, "net") == 0 || strcmp(porttbl[i].net, net) == 0)
155 if(strcmp(porttbl[i].service, port) == 0){
156 *pnet = porttbl[i].net;
157 *pport = porttbl[i].port;
158 return setport(ss, *pport);
162 if(strcmp(net, "net") == 0){
163 werrstr("unknown service net!*!%s", port);
167 if(strcmp(net, "tcp") != 0 && strcmp(net, "udp") != 0){
168 werrstr("unknown network %s", net);
173 i = strtol(port, &e, 0);
176 return setport(ss, *pport);
179 if((se = getservbyname(port, net)) != nil){
180 *pport = ntohs(se->s_port);
181 return setport(ss, *pport);
183 werrstr("unknown service %s!*!%s", net, port);