1 6e527fbc 2005-02-13 devnull #include "std.h"
  2 6e527fbc 2005-02-13 devnull #include "dat.h"
  3 6e527fbc 2005-02-13 devnull 
  4 6e527fbc 2005-02-13 devnull static Ioproc *cache[5];
  5 6e527fbc 2005-02-13 devnull static int ncache;
  6 6e527fbc 2005-02-13 devnull 
  7 6e527fbc 2005-02-13 devnull static Ioproc*
  8 6e527fbc 2005-02-13 devnull xioproc(void)
  9 6e527fbc 2005-02-13 devnull {
 10 6e527fbc 2005-02-13 devnull 	Ioproc *c;
 11 6e527fbc 2005-02-13 devnull 	int i;
 12 6e527fbc 2005-02-13 devnull 	
 13 6e527fbc 2005-02-13 devnull 	for(i=0; i<ncache; i++){
 14 6e527fbc 2005-02-13 devnull 		if(c = cache[i]){
 15 6e527fbc 2005-02-13 devnull 			cache[i] = nil;
 16 6e527fbc 2005-02-13 devnull 			return c;
 17 6e527fbc 2005-02-13 devnull 		}
 18 6e527fbc 2005-02-13 devnull 	}
 19 6e527fbc 2005-02-13 devnull 
 20 6e527fbc 2005-02-13 devnull 	return ioproc();
 21 6e527fbc 2005-02-13 devnull }
 22 6e527fbc 2005-02-13 devnull 
 23 6e527fbc 2005-02-13 devnull static void
 24 6e527fbc 2005-02-13 devnull closexioproc(Ioproc *io)
 25 6e527fbc 2005-02-13 devnull {
 26 6e527fbc 2005-02-13 devnull 	int i;
 27 6e527fbc 2005-02-13 devnull 
 28 6e527fbc 2005-02-13 devnull 	for(i=0; i<ncache; i++)
 29 6e527fbc 2005-02-13 devnull 		if(cache[i] == nil){
 30 6e527fbc 2005-02-13 devnull 			cache[i] = io;
 31 6e527fbc 2005-02-13 devnull 			return;
 32 6e527fbc 2005-02-13 devnull 		}
 33 6e527fbc 2005-02-13 devnull 
 34 6e527fbc 2005-02-13 devnull 	closeioproc(io);
 35 6e527fbc 2005-02-13 devnull }
 36 6e527fbc 2005-02-13 devnull 
 37 6e527fbc 2005-02-13 devnull int
 38 6e527fbc 2005-02-13 devnull xiodial(char *ds, char *local, char *dir, int *cfdp)
 39 6e527fbc 2005-02-13 devnull {
 40 6e527fbc 2005-02-13 devnull 	int fd;
 41 6e527fbc 2005-02-13 devnull 	Ioproc *io;
 42 6e527fbc 2005-02-13 devnull 
 43 6e527fbc 2005-02-13 devnull 	if((io = xioproc()) == nil)
 44 6e527fbc 2005-02-13 devnull 		return -1;
 45 6e527fbc 2005-02-13 devnull 	fd = iodial(io, ds, local, dir, cfdp);
 46 6e527fbc 2005-02-13 devnull 	closexioproc(io);
 47 6e527fbc 2005-02-13 devnull 	return fd;
 48 6e527fbc 2005-02-13 devnull }
 49 6e527fbc 2005-02-13 devnull 
 50 6e527fbc 2005-02-13 devnull void
 51 6e527fbc 2005-02-13 devnull xioclose(int fd)
 52 6e527fbc 2005-02-13 devnull {
 53 6e527fbc 2005-02-13 devnull 	Ioproc *io;
 54 6e527fbc 2005-02-13 devnull 
 55 6e527fbc 2005-02-13 devnull 	if((io = xioproc()) == nil){
 56 6e527fbc 2005-02-13 devnull 		close(fd);
 57 6e527fbc 2005-02-13 devnull 		return;
 58 6e527fbc 2005-02-13 devnull 	}
 59 6e527fbc 2005-02-13 devnull 
 60 6e527fbc 2005-02-13 devnull 	ioclose(io, fd);
 61 6e527fbc 2005-02-13 devnull 	closexioproc(io);
 62 6e527fbc 2005-02-13 devnull }
 63 6e527fbc 2005-02-13 devnull 
 64 6e527fbc 2005-02-13 devnull int
 65 6e527fbc 2005-02-13 devnull xiowrite(int fd, void *v, int n)
 66 6e527fbc 2005-02-13 devnull {
 67 6e527fbc 2005-02-13 devnull 	int m;
 68 6e527fbc 2005-02-13 devnull 	Ioproc *io;
 69 6e527fbc 2005-02-13 devnull 
 70 6e527fbc 2005-02-13 devnull 	if((io = xioproc()) == nil)
 71 6e527fbc 2005-02-13 devnull 		return -1;
 72 6e527fbc 2005-02-13 devnull 	m = iowrite(io, fd, v, n);
 73 6e527fbc 2005-02-13 devnull 	closexioproc(io);
 74 6e527fbc 2005-02-13 devnull 	if(m != n)
 75 6e527fbc 2005-02-13 devnull 		return -1;
 76 6e527fbc 2005-02-13 devnull 	return n;
 77 6e527fbc 2005-02-13 devnull }
 78 6e527fbc 2005-02-13 devnull 
 79 6e527fbc 2005-02-13 devnull static long
 80 6e527fbc 2005-02-13 devnull _ioauthdial(va_list *arg)
 81 6e527fbc 2005-02-13 devnull {
 82 6e527fbc 2005-02-13 devnull 	char *net;
 83 6e527fbc 2005-02-13 devnull 	char *dom;
 84 6e527fbc 2005-02-13 devnull 	int fd;
 85 6e527fbc 2005-02-13 devnull 
 86 6e527fbc 2005-02-13 devnull 	net = va_arg(*arg, char*);
 87 6e527fbc 2005-02-13 devnull 	dom = va_arg(*arg, char*);
 88 6e527fbc 2005-02-13 devnull 	fd = _authdial(net, dom);
 89 6e527fbc 2005-02-13 devnull 	if(fd < 0)
 90 6e527fbc 2005-02-13 devnull 		fprint(2, "authdial: %r\n");
 91 6e527fbc 2005-02-13 devnull 	return fd;
 92 6e527fbc 2005-02-13 devnull }
 93 6e527fbc 2005-02-13 devnull 
 94 6e527fbc 2005-02-13 devnull int
 95 6e527fbc 2005-02-13 devnull xioauthdial(char *net, char *dom)
 96 6e527fbc 2005-02-13 devnull {
 97 6e527fbc 2005-02-13 devnull 	int fd;
 98 6e527fbc 2005-02-13 devnull 	Ioproc *io;
 99 6e527fbc 2005-02-13 devnull 
100 6e527fbc 2005-02-13 devnull 	if((io = xioproc()) == nil)
101 6e527fbc 2005-02-13 devnull 		return -1;
102 6e527fbc 2005-02-13 devnull 	fd = iocall(io, _ioauthdial, net, dom);
103 6e527fbc 2005-02-13 devnull 	closexioproc(io);
104 6e527fbc 2005-02-13 devnull 	return fd;
105 6e527fbc 2005-02-13 devnull }
106 6e527fbc 2005-02-13 devnull 
107 6e527fbc 2005-02-13 devnull static long
108 6e527fbc 2005-02-13 devnull _ioasrdresp(va_list *arg)
109 6e527fbc 2005-02-13 devnull {
110 6e527fbc 2005-02-13 devnull 	int fd;
111 6e527fbc 2005-02-13 devnull 	void *a;
112 6e527fbc 2005-02-13 devnull 	int n;
113 6e527fbc 2005-02-13 devnull 
114 6e527fbc 2005-02-13 devnull 	fd = va_arg(*arg, int);
115 6e527fbc 2005-02-13 devnull 	a = va_arg(*arg, void*);
116 6e527fbc 2005-02-13 devnull 	n = va_arg(*arg, int);
117 6e527fbc 2005-02-13 devnull 
118 6e527fbc 2005-02-13 devnull 	return _asrdresp(fd, a, n);
119 6e527fbc 2005-02-13 devnull }
120 6e527fbc 2005-02-13 devnull 
121 6e527fbc 2005-02-13 devnull int
122 6e527fbc 2005-02-13 devnull xioasrdresp(int fd, void *a, int n)
123 6e527fbc 2005-02-13 devnull {
124 6e527fbc 2005-02-13 devnull 	Ioproc *io;
125 6e527fbc 2005-02-13 devnull 
126 6e527fbc 2005-02-13 devnull 	if((io = xioproc()) == nil)
127 6e527fbc 2005-02-13 devnull 		return -1;
128 6e527fbc 2005-02-13 devnull 
129 6e527fbc 2005-02-13 devnull 	n = iocall(io, _ioasrdresp, fd, a, n);
130 6e527fbc 2005-02-13 devnull 	closexioproc(io);
131 6e527fbc 2005-02-13 devnull 	return n;
132 6e527fbc 2005-02-13 devnull }
133 6e527fbc 2005-02-13 devnull 
134 6e527fbc 2005-02-13 devnull static long
135 6e527fbc 2005-02-13 devnull _ioasgetticket(va_list *arg)
136 6e527fbc 2005-02-13 devnull {
137 6e527fbc 2005-02-13 devnull 	int asfd;
138 6e527fbc 2005-02-13 devnull 	char *trbuf;
139 6e527fbc 2005-02-13 devnull 	char *tbuf;
140 6e527fbc 2005-02-13 devnull 
141 6e527fbc 2005-02-13 devnull 	asfd = va_arg(*arg, int);
142 6e527fbc 2005-02-13 devnull 	trbuf = va_arg(*arg, char*);
143 6e527fbc 2005-02-13 devnull 	tbuf = va_arg(*arg, char*);
144 6e527fbc 2005-02-13 devnull 
145 6e527fbc 2005-02-13 devnull 	return _asgetticket(asfd, trbuf, tbuf);
146 6e527fbc 2005-02-13 devnull }
147 6e527fbc 2005-02-13 devnull 
148 6e527fbc 2005-02-13 devnull int
149 6e527fbc 2005-02-13 devnull xioasgetticket(int fd, char *trbuf, char *tbuf)
150 6e527fbc 2005-02-13 devnull {
151 6e527fbc 2005-02-13 devnull 	int n;
152 6e527fbc 2005-02-13 devnull 	Ioproc *io;
153 6e527fbc 2005-02-13 devnull 
154 6e527fbc 2005-02-13 devnull 	if((io = xioproc()) == nil)
155 6e527fbc 2005-02-13 devnull 		return -1;
156 6e527fbc 2005-02-13 devnull 
157 6e527fbc 2005-02-13 devnull 	n = iocall(io, _ioasgetticket, fd, trbuf, tbuf);
158 6e527fbc 2005-02-13 devnull 	closexioproc(io);
159 6e527fbc 2005-02-13 devnull 	if(n != 2*TICKETLEN)
160 6e527fbc 2005-02-13 devnull 		n = -1;
161 6e527fbc 2005-02-13 devnull 	else
162 6e527fbc 2005-02-13 devnull 		n = 0;
163 6e527fbc 2005-02-13 devnull 	return n;
164 6e527fbc 2005-02-13 devnull }
165 6e527fbc 2005-02-13 devnull