1 #ifndef _LIBPLUMB_H_
2 #define _LIBPLUMB_H_ 1
3 #if defined(__cplusplus)
4 extern "C" { 
5 #endif
6 /*
7 #pragma	lib	"libplumb.a"
8 #pragma	src	"/sys/src/libplumb"
9 */
10 
11 /*
12  * Message format:
13  *	source application\n
14  *	destination port\n
15  *	working directory\n
16  *	type\n
17  *	attributes\n
18  *	nbytes\n
19  *	n bytes of data
20  */
21 
22 typedef struct Plumbattr Plumbattr;
23 typedef struct Plumbmsg Plumbmsg;
24 
25 struct Plumbmsg
26 {
27 	char		*src;
28 	char		*dst;
29 	char		*wdir;
30 	char		*type;
31 	Plumbattr	*attr;
32 	int		ndata;
33 	char		*data;
34 };
35 
36 struct Plumbattr
37 {
38 	char		*name;
39 	char		*value;
40 	Plumbattr	*next;
41 };
42 
43 int			plumbsend(int, Plumbmsg*);
44 Plumbmsg*	plumbrecv(int);
45 char*		plumbpack(Plumbmsg*, int*);
46 Plumbmsg*	plumbunpack(char*, int);
47 Plumbmsg*	plumbunpackpartial(char*, int, int*);
48 char*		plumbpackattr(Plumbattr*);
49 Plumbattr*	plumbunpackattr(char*);
50 Plumbattr*	plumbaddattr(Plumbattr*, Plumbattr*);
51 Plumbattr*	plumbdelattr(Plumbattr*, char*);
52 void			plumbfree(Plumbmsg*);
53 char*		plumblookup(Plumbattr*, char*);
54 int			plumbopen(char*, int);
55 int			eplumb(int, char*);
56 
57 #if defined(__cplusplus)
58 }
59 #endif
60 #endif