1 fd04aace 2003-11-23 devnull #include <u.h>
 2 fd04aace 2003-11-23 devnull #include <libc.h>
 3 fd04aace 2003-11-23 devnull 
 4 fd04aace 2003-11-23 devnull #undef	accept
 5 fd04aace 2003-11-23 devnull #undef	announce
 6 fd04aace 2003-11-23 devnull #undef	dial
 7 fd04aace 2003-11-23 devnull #undef	setnetmtpt
 8 fd04aace 2003-11-23 devnull #undef	hangup
 9 fd04aace 2003-11-23 devnull #undef	listen
10 fd04aace 2003-11-23 devnull #undef	netmkaddr
11 fd04aace 2003-11-23 devnull #undef	reject
12 fd04aace 2003-11-23 devnull 
13 fd04aace 2003-11-23 devnull #include <sys/socket.h>
14 fd04aace 2003-11-23 devnull #include <netinet/in.h>
15 fd04aace 2003-11-23 devnull #include <sys/un.h>
16 fd04aace 2003-11-23 devnull #include <netdb.h>
17 fd04aace 2003-11-23 devnull 
18 fd04aace 2003-11-23 devnull 
19 fd04aace 2003-11-23 devnull extern int _p9dialparse(char*, char**, char**, u32int*, int*);
20 fd04aace 2003-11-23 devnull #undef unix
21 fd04aace 2003-11-23 devnull 
22 fd04aace 2003-11-23 devnull int
23 fd04aace 2003-11-23 devnull p9dial(char *addr, char *dummy1, char *dummy2, int *dummy3)
24 fd04aace 2003-11-23 devnull {
25 fd04aace 2003-11-23 devnull 	char *buf;
26 fd04aace 2003-11-23 devnull 	char *net, *unix;
27 fd04aace 2003-11-23 devnull 	u32int host;
28 fd04aace 2003-11-23 devnull 	int port;
29 fd04aace 2003-11-23 devnull 	int proto;
30 fd04aace 2003-11-23 devnull 	struct sockaddr_in sa;	
31 fd04aace 2003-11-23 devnull 	struct sockaddr_un su;
32 fd04aace 2003-11-23 devnull 	int s;
33 fd04aace 2003-11-23 devnull 
34 fd04aace 2003-11-23 devnull 	if(dummy1 || dummy2 || dummy3){
35 fd04aace 2003-11-23 devnull 		werrstr("cannot handle extra arguments in dial");
36 fd04aace 2003-11-23 devnull 		return -1;
37 fd04aace 2003-11-23 devnull 	}
38 fd04aace 2003-11-23 devnull 
39 fd04aace 2003-11-23 devnull 	buf = strdup(addr);
40 fd04aace 2003-11-23 devnull 	if(buf == nil)
41 fd04aace 2003-11-23 devnull 		return -1;
42 fd04aace 2003-11-23 devnull 
43 fd04aace 2003-11-23 devnull 	if(_p9dialparse(buf, &net, &unix, &host, &port) < 0){
44 fd04aace 2003-11-23 devnull 		free(buf);
45 fd04aace 2003-11-23 devnull 		return -1;
46 fd04aace 2003-11-23 devnull 	}
47 fd04aace 2003-11-23 devnull 
48 fd04aace 2003-11-23 devnull 	if(strcmp(net, "tcp") == 0)
49 fd04aace 2003-11-23 devnull 		proto = SOCK_STREAM;
50 fd04aace 2003-11-23 devnull 	else if(strcmp(net, "udp") == 0)
51 fd04aace 2003-11-23 devnull 		proto = SOCK_DGRAM;
52 fd04aace 2003-11-23 devnull 	else if(strcmp(net, "unix") == 0)
53 fd04aace 2003-11-23 devnull 		goto Unix;
54 fd04aace 2003-11-23 devnull 	else{
55 fd04aace 2003-11-23 devnull 		werrstr("can only handle tcp, udp, and unix: not %s", net);
56 fd04aace 2003-11-23 devnull 		free(buf);
57 fd04aace 2003-11-23 devnull 		return -1;
58 fd04aace 2003-11-23 devnull 	}
59 fd04aace 2003-11-23 devnull 	free(buf);
60 fd04aace 2003-11-23 devnull 
61 fd04aace 2003-11-23 devnull 	memset(&sa, 0, sizeof sa);
62 fd04aace 2003-11-23 devnull 	memmove(&sa.sin_addr, &host, 4);
63 fd04aace 2003-11-23 devnull 	sa.sin_family = AF_INET;
64 fd04aace 2003-11-23 devnull 	sa.sin_port = htons(port);
65 fd04aace 2003-11-23 devnull 	if((s = socket(AF_INET, proto, 0)) < 0)
66 fd04aace 2003-11-23 devnull 		return -1;
67 fd04aace 2003-11-23 devnull 	if(connect(s, (struct sockaddr*)&sa, sizeof sa) < 0){
68 fd04aace 2003-11-23 devnull 		close(s);
69 fd04aace 2003-11-23 devnull 		return -1;
70 fd04aace 2003-11-23 devnull 	}
71 fd04aace 2003-11-23 devnull 	return s;
72 fd04aace 2003-11-23 devnull 
73 fd04aace 2003-11-23 devnull Unix:
74 fd04aace 2003-11-23 devnull 	memset(&su, 0, sizeof su);
75 fd04aace 2003-11-23 devnull 	su.sun_family = AF_UNIX;
76 fd04aace 2003-11-23 devnull 	if(strlen(unix)+1 > sizeof su.sun_path){
77 fd04aace 2003-11-23 devnull 		werrstr("unix socket name too long");
78 fd04aace 2003-11-23 devnull 		free(buf);
79 fd04aace 2003-11-23 devnull 		return -1;
80 fd04aace 2003-11-23 devnull 	}
81 fd04aace 2003-11-23 devnull 	strcpy(su.sun_path, unix);
82 fd04aace 2003-11-23 devnull 	free(buf);
83 fd04aace 2003-11-23 devnull 	if((s = socket(AF_UNIX, SOCK_STREAM, 0)) < 0)
84 fd04aace 2003-11-23 devnull 		return -1;
85 fd04aace 2003-11-23 devnull 	if(connect(s, (struct sockaddr*)&su, sizeof su) < 0){
86 fd04aace 2003-11-23 devnull 		close(s);
87 fd04aace 2003-11-23 devnull 		return -1;
88 fd04aace 2003-11-23 devnull 	}
89 fd04aace 2003-11-23 devnull 	return s;
90 fd04aace 2003-11-23 devnull }
91 fd04aace 2003-11-23 devnull