1 2277c5d7 2004-03-21 devnull #include "std.h"
  2 2277c5d7 2004-03-21 devnull #include "dat.h"
  3 2277c5d7 2004-03-21 devnull 
  4 2277c5d7 2004-03-21 devnull static Ioproc *cache[5];
  5 2277c5d7 2004-03-21 devnull static int ncache;
  6 2277c5d7 2004-03-21 devnull 
  7 2277c5d7 2004-03-21 devnull static Ioproc*
  8 2277c5d7 2004-03-21 devnull xioproc(void)
  9 2277c5d7 2004-03-21 devnull {
 10 2277c5d7 2004-03-21 devnull 	Ioproc *c;
 11 2277c5d7 2004-03-21 devnull 	int i;
 12 2277c5d7 2004-03-21 devnull 	
 13 2277c5d7 2004-03-21 devnull 	for(i=0; i<ncache; i++){
 14 2277c5d7 2004-03-21 devnull 		if(c = cache[i]){
 15 2277c5d7 2004-03-21 devnull 			cache[i] = nil;
 16 2277c5d7 2004-03-21 devnull 			return c;
 17 2277c5d7 2004-03-21 devnull 		}
 18 2277c5d7 2004-03-21 devnull 	}
 19 2277c5d7 2004-03-21 devnull 
 20 2277c5d7 2004-03-21 devnull 	return ioproc();
 21 2277c5d7 2004-03-21 devnull }
 22 2277c5d7 2004-03-21 devnull 
 23 2277c5d7 2004-03-21 devnull static void
 24 2277c5d7 2004-03-21 devnull closexioproc(Ioproc *io)
 25 2277c5d7 2004-03-21 devnull {
 26 2277c5d7 2004-03-21 devnull 	int i;
 27 2277c5d7 2004-03-21 devnull 
 28 2277c5d7 2004-03-21 devnull 	for(i=0; i<ncache; i++)
 29 2277c5d7 2004-03-21 devnull 		if(cache[i] == nil){
 30 2277c5d7 2004-03-21 devnull 			cache[i] = io;
 31 2277c5d7 2004-03-21 devnull 			return;
 32 2277c5d7 2004-03-21 devnull 		}
 33 2277c5d7 2004-03-21 devnull 
 34 2277c5d7 2004-03-21 devnull 	closeioproc(io);
 35 2277c5d7 2004-03-21 devnull }
 36 2277c5d7 2004-03-21 devnull 
 37 2277c5d7 2004-03-21 devnull int
 38 2277c5d7 2004-03-21 devnull xiodial(char *ds, char *local, char *dir, int *cfdp)
 39 2277c5d7 2004-03-21 devnull {
 40 2277c5d7 2004-03-21 devnull 	int fd;
 41 2277c5d7 2004-03-21 devnull 	Ioproc *io;
 42 2277c5d7 2004-03-21 devnull 
 43 2277c5d7 2004-03-21 devnull 	if((io = xioproc()) == nil)
 44 2277c5d7 2004-03-21 devnull 		return -1;
 45 2277c5d7 2004-03-21 devnull 	fd = iodial(io, ds, local, dir, cfdp);
 46 2277c5d7 2004-03-21 devnull 	closexioproc(io);
 47 2277c5d7 2004-03-21 devnull 	return fd;
 48 2277c5d7 2004-03-21 devnull }
 49 2277c5d7 2004-03-21 devnull 
 50 2277c5d7 2004-03-21 devnull void
 51 2277c5d7 2004-03-21 devnull xioclose(int fd)
 52 2277c5d7 2004-03-21 devnull {
 53 2277c5d7 2004-03-21 devnull 	Ioproc *io;
 54 2277c5d7 2004-03-21 devnull 
 55 2277c5d7 2004-03-21 devnull 	if((io = xioproc()) == nil){
 56 2277c5d7 2004-03-21 devnull 		close(fd);
 57 2277c5d7 2004-03-21 devnull 		return;
 58 2277c5d7 2004-03-21 devnull 	}
 59 2277c5d7 2004-03-21 devnull 
 60 2277c5d7 2004-03-21 devnull 	ioclose(io, fd);
 61 2277c5d7 2004-03-21 devnull 	closexioproc(io);
 62 2277c5d7 2004-03-21 devnull }
 63 2277c5d7 2004-03-21 devnull 
 64 2277c5d7 2004-03-21 devnull int
 65 2277c5d7 2004-03-21 devnull xiowrite(int fd, void *v, int n)
 66 2277c5d7 2004-03-21 devnull {
 67 2277c5d7 2004-03-21 devnull 	int m;
 68 2277c5d7 2004-03-21 devnull 	Ioproc *io;
 69 2277c5d7 2004-03-21 devnull 
 70 2277c5d7 2004-03-21 devnull 	if((io = xioproc()) == nil)
 71 2277c5d7 2004-03-21 devnull 		return -1;
 72 2277c5d7 2004-03-21 devnull 	m = iowrite(io, fd, v, n);
 73 2277c5d7 2004-03-21 devnull 	closexioproc(io);
 74 2277c5d7 2004-03-21 devnull 	if(m != n)
 75 2277c5d7 2004-03-21 devnull 		return -1;
 76 2277c5d7 2004-03-21 devnull 	return n;
 77 2277c5d7 2004-03-21 devnull }
 78 2277c5d7 2004-03-21 devnull 
 79 2277c5d7 2004-03-21 devnull static long
 80 2277c5d7 2004-03-21 devnull _ioauthdial(va_list *arg)
 81 2277c5d7 2004-03-21 devnull {
 82 2277c5d7 2004-03-21 devnull 	char *net;
 83 2277c5d7 2004-03-21 devnull 	char *dom;
 84 2277c5d7 2004-03-21 devnull 	int fd;
 85 2277c5d7 2004-03-21 devnull 
 86 2277c5d7 2004-03-21 devnull 	net = va_arg(*arg, char*);
 87 2277c5d7 2004-03-21 devnull 	dom = va_arg(*arg, char*);
 88 2277c5d7 2004-03-21 devnull 	fd = _authdial(net, dom);
 89 2277c5d7 2004-03-21 devnull 	if(fd < 0)
 90 2277c5d7 2004-03-21 devnull 		fprint(2, "authdial: %r");
 91 2277c5d7 2004-03-21 devnull 	return fd;
 92 2277c5d7 2004-03-21 devnull }
 93 2277c5d7 2004-03-21 devnull 
 94 2277c5d7 2004-03-21 devnull int
 95 2277c5d7 2004-03-21 devnull xioauthdial(char *net, char *dom)
 96 2277c5d7 2004-03-21 devnull {
 97 2277c5d7 2004-03-21 devnull 	int fd;
 98 2277c5d7 2004-03-21 devnull 	Ioproc *io;
 99 2277c5d7 2004-03-21 devnull 
100 2277c5d7 2004-03-21 devnull 	if((io = xioproc()) == nil)
101 2277c5d7 2004-03-21 devnull 		return -1;
102 2277c5d7 2004-03-21 devnull 	fd = iocall(io, _ioauthdial, net, dom);
103 2277c5d7 2004-03-21 devnull 	closexioproc(io);
104 2277c5d7 2004-03-21 devnull 	return fd;
105 2277c5d7 2004-03-21 devnull }
106 2277c5d7 2004-03-21 devnull 
107 2277c5d7 2004-03-21 devnull static long
108 2277c5d7 2004-03-21 devnull _ioasrdresp(va_list *arg)
109 2277c5d7 2004-03-21 devnull {
110 2277c5d7 2004-03-21 devnull 	int fd;
111 2277c5d7 2004-03-21 devnull 	void *a;
112 2277c5d7 2004-03-21 devnull 	int n;
113 2277c5d7 2004-03-21 devnull 
114 2277c5d7 2004-03-21 devnull 	fd = va_arg(*arg, int);
115 2277c5d7 2004-03-21 devnull 	a = va_arg(*arg, void*);
116 2277c5d7 2004-03-21 devnull 	n = va_arg(*arg, int);
117 2277c5d7 2004-03-21 devnull 
118 2277c5d7 2004-03-21 devnull 	return _asrdresp(fd, a, n);
119 2277c5d7 2004-03-21 devnull }
120 2277c5d7 2004-03-21 devnull 
121 2277c5d7 2004-03-21 devnull int
122 2277c5d7 2004-03-21 devnull xioasrdresp(int fd, void *a, int n)
123 2277c5d7 2004-03-21 devnull {
124 2277c5d7 2004-03-21 devnull 	Ioproc *io;
125 2277c5d7 2004-03-21 devnull 
126 2277c5d7 2004-03-21 devnull 	if((io = xioproc()) == nil)
127 2277c5d7 2004-03-21 devnull 		return -1;
128 2277c5d7 2004-03-21 devnull 
129 2277c5d7 2004-03-21 devnull 	n = iocall(io, _ioasrdresp, fd, a, n);
130 2277c5d7 2004-03-21 devnull 	closexioproc(io);
131 2277c5d7 2004-03-21 devnull 	return n;
132 2277c5d7 2004-03-21 devnull }
133 2277c5d7 2004-03-21 devnull 
134 2277c5d7 2004-03-21 devnull static long
135 2277c5d7 2004-03-21 devnull _ioasgetticket(va_list *arg)
136 2277c5d7 2004-03-21 devnull {
137 2277c5d7 2004-03-21 devnull 	int asfd;
138 2277c5d7 2004-03-21 devnull 	char *trbuf;
139 2277c5d7 2004-03-21 devnull 	char *tbuf;
140 2277c5d7 2004-03-21 devnull 
141 2277c5d7 2004-03-21 devnull 	asfd = va_arg(*arg, int);
142 2277c5d7 2004-03-21 devnull 	trbuf = va_arg(*arg, char*);
143 2277c5d7 2004-03-21 devnull 	tbuf = va_arg(*arg, char*);
144 2277c5d7 2004-03-21 devnull 
145 2277c5d7 2004-03-21 devnull 	return _asgetticket(asfd, trbuf, tbuf);
146 2277c5d7 2004-03-21 devnull }
147 2277c5d7 2004-03-21 devnull 
148 2277c5d7 2004-03-21 devnull int
149 2277c5d7 2004-03-21 devnull xioasgetticket(int fd, char *trbuf, char *tbuf)
150 2277c5d7 2004-03-21 devnull {
151 2277c5d7 2004-03-21 devnull 	int n;
152 2277c5d7 2004-03-21 devnull 	Ioproc *io;
153 2277c5d7 2004-03-21 devnull 
154 2277c5d7 2004-03-21 devnull 	if((io = xioproc()) == nil)
155 2277c5d7 2004-03-21 devnull 		return -1;
156 2277c5d7 2004-03-21 devnull 
157 2277c5d7 2004-03-21 devnull 	n = iocall(io, _ioasgetticket, fd, trbuf, tbuf);
158 2277c5d7 2004-03-21 devnull 	closexioproc(io);
159 2277c5d7 2004-03-21 devnull 	if(n != 2*TICKETLEN)
160 2277c5d7 2004-03-21 devnull 		n = -1;
161 2277c5d7 2004-03-21 devnull 	else
162 2277c5d7 2004-03-21 devnull 		n = 0;
163 2277c5d7 2004-03-21 devnull 	return n;
164 2277c5d7 2004-03-21 devnull }
165 2277c5d7 2004-03-21 devnull