1 d3df3087 2003-12-06 devnull #include <u.h>
2 d3df3087 2003-12-06 devnull #include <libc.h>
3 d3df3087 2003-12-06 devnull #include <fcall.h>
4 d3df3087 2003-12-06 devnull #include <thread.h>
5 32f69c36 2003-12-11 devnull #include <errno.h>
7 d9ed7243 2006-04-21 devnull #define err err9pserve /* Darwin x86 */
11 d3df3087 2003-12-06 devnull STACK = 32768,
12 d3df3087 2003-12-06 devnull NHASH = 31,
13 f2466297 2006-05-04 devnull MAXMSG = 64, /* per connection */
14 f2466297 2006-05-04 devnull MAXMSGSIZE = 4*1024*1024
17 d3df3087 2003-12-06 devnull typedef struct Hash Hash;
18 d3df3087 2003-12-06 devnull typedef struct Fid Fid;
19 d3df3087 2003-12-06 devnull typedef struct Msg Msg;
20 d3df3087 2003-12-06 devnull typedef struct Conn Conn;
21 d3df3087 2003-12-06 devnull typedef struct Queue Queue;
23 d3df3087 2003-12-06 devnull struct Hash
25 d3df3087 2003-12-06 devnull Hash *next;
30 d3df3087 2003-12-06 devnull struct Fid
34 d3df3087 2003-12-06 devnull int cfid;
35 21e626de 2004-12-28 devnull int openfd;
36 9777187b 2006-02-03 devnull int offset;
37 9777187b 2006-02-03 devnull int coffset;
38 215993f8 2005-09-13 devnull int isdir;
39 d3df3087 2003-12-06 devnull Fid *next;
42 d3df3087 2003-12-06 devnull struct Msg
45 d3df3087 2003-12-06 devnull int internal;
47 d3df3087 2003-12-06 devnull int ctag;
49 32f69c36 2003-12-11 devnull int isopenfd;
50 d3df3087 2003-12-06 devnull Fcall tx;
51 d3df3087 2003-12-06 devnull Fcall rx;
52 d3df3087 2003-12-06 devnull Fid *fid;
53 d3df3087 2003-12-06 devnull Fid *newfid;
54 d3df3087 2003-12-06 devnull Fid *afid;
55 d3df3087 2003-12-06 devnull Msg *oldm;
56 d3df3087 2003-12-06 devnull Msg *next;
57 d3df3087 2003-12-06 devnull uchar *tpkt;
58 d3df3087 2003-12-06 devnull uchar *rpkt;
61 d3df3087 2003-12-06 devnull struct Conn
64 32f69c36 2003-12-11 devnull int fdmode;
65 32f69c36 2003-12-11 devnull Fid *fdfid;
66 d3df3087 2003-12-06 devnull int nmsg;
67 d3df3087 2003-12-06 devnull int nfid;
68 d3df3087 2003-12-06 devnull Channel *inc;
69 d3df3087 2003-12-06 devnull Channel *internal;
70 d3df3087 2003-12-06 devnull int inputstalled;
71 d3df3087 2003-12-06 devnull char dir[40];
72 d3df3087 2003-12-06 devnull Hash *tag[NHASH];
73 d3df3087 2003-12-06 devnull Hash *fid[NHASH];
74 d3df3087 2003-12-06 devnull Queue *outq;
75 d3df3087 2003-12-06 devnull Queue *inq;
76 215993f8 2005-09-13 devnull int dotu;
79 5c84c448 2005-03-21 devnull char *xaname;
80 d3df3087 2003-12-06 devnull char *addr;
82 d3df3087 2003-12-06 devnull char adir[40];
83 d3df3087 2003-12-06 devnull int isunix;
84 d3df3087 2003-12-06 devnull Queue *outq;
85 d3df3087 2003-12-06 devnull Queue *inq;
86 05b7f431 2004-03-02 devnull int verbose = 0;
87 e2a1725d 2005-01-04 devnull int logging = 0;
88 5a8e63b2 2004-02-29 devnull int msize = 8192;
89 34e8254f 2005-07-27 devnull u32int xafid = NOFID;
90 5c84c448 2005-03-21 devnull int attached;
91 5c84c448 2005-03-21 devnull int versioned;
92 215993f8 2005-09-13 devnull int dotu;
94 d3df3087 2003-12-06 devnull void *gethash(Hash**, uint);
95 d3df3087 2003-12-06 devnull int puthash(Hash**, uint, void*);
96 d3df3087 2003-12-06 devnull int delhash(Hash**, uint, void*);
97 215993f8 2005-09-13 devnull Msg *mread9p(Ioproc*, int, int);
98 ceb04770 2003-12-09 devnull int mwrite9p(Ioproc*, int, uchar*);
99 ceb04770 2003-12-09 devnull uchar *read9ppkt(Ioproc*, int);
100 d3df3087 2003-12-06 devnull int write9ppkt(int, uchar*);
101 e2a1725d 2005-01-04 devnull Msg *msgnew(int);
102 d3df3087 2003-12-06 devnull void msgput(Msg*);
103 e2a1725d 2005-01-04 devnull void msgclear(Msg*);
104 d3df3087 2003-12-06 devnull Msg *msgget(int);
105 e2a1725d 2005-01-04 devnull void msgincref(Msg*);
106 d3df3087 2003-12-06 devnull Fid *fidnew(int);
107 d3df3087 2003-12-06 devnull void fidput(Fid*);
108 d3df3087 2003-12-06 devnull void *emalloc(int);
109 d3df3087 2003-12-06 devnull void *erealloc(void*, int);
110 ceb04770 2003-12-09 devnull Queue *qalloc(void);
111 d3df3087 2003-12-06 devnull int sendq(Queue*, void*);
112 d3df3087 2003-12-06 devnull void *recvq(Queue*);
113 d3df3087 2003-12-06 devnull void connthread(void*);
114 ceb04770 2003-12-09 devnull void connoutthread(void*);
115 d3df3087 2003-12-06 devnull void listenthread(void*);
116 ceb04770 2003-12-09 devnull void outputthread(void*);
117 ceb04770 2003-12-09 devnull void inputthread(void*);
118 d3df3087 2003-12-06 devnull void rewritehdr(Fcall*, uchar*);
119 215993f8 2005-09-13 devnull void repack(Fcall*, uchar**, int);
120 d3df3087 2003-12-06 devnull int tlisten(char*, char*);
121 d3df3087 2003-12-06 devnull int taccept(int, char*);
122 ceb04770 2003-12-09 devnull int iolisten(Ioproc*, char*, char*);
123 ceb04770 2003-12-09 devnull int ioaccept(Ioproc*, int, char*);
124 32f69c36 2003-12-11 devnull int iorecvfd(Ioproc*, int);
125 32f69c36 2003-12-11 devnull int iosendfd(Ioproc*, int, int);
126 32f69c36 2003-12-11 devnull void mainproc(void*);
127 32f69c36 2003-12-11 devnull int ignorepipe(void*, char*);
128 e2a1725d 2005-01-04 devnull int timefmt(Fmt*);
129 5c84c448 2005-03-21 devnull void dorootstat(void);
130 215993f8 2005-09-13 devnull int stripudirread(Msg*);
131 16c1defa 2005-11-12 devnull int cvtustat(Fcall*, uchar**, int);
134 d3df3087 2003-12-06 devnull usage(void)
136 5c84c448 2005-03-21 devnull fprint(2, "usage: 9pserve [-lv] [-A aname afid] [-M msize] address\n");
137 d3df3087 2003-12-06 devnull fprint(2, "\treads/writes 9P messages on stdin/stdout\n");
138 38c10d1a 2005-01-17 devnull threadexitsall("usage");
141 ceb04770 2003-12-09 devnull uchar vbuf[128];
142 32f69c36 2003-12-11 devnull extern int _threaddebuglevel;
144 d3df3087 2003-12-06 devnull threadmain(int argc, char **argv)
146 3a6f92ee 2005-03-18 devnull char *file, *x;
149 3a6f92ee 2005-03-18 devnull x = getenv("verbose9pserve");
151 3a6f92ee 2005-03-18 devnull verbose = atoi(x);
152 5c84c448 2005-03-21 devnull fprint(2, "verbose9pserve %s => %d\n", x, verbose);
154 d3df3087 2003-12-06 devnull ARGBEGIN{
155 d3df3087 2003-12-06 devnull default:
156 d3df3087 2003-12-06 devnull usage();
157 5c84c448 2005-03-21 devnull case 'A':
158 5c84c448 2005-03-21 devnull attached = 1;
159 5c84c448 2005-03-21 devnull xaname = EARGF(usage());
160 5c84c448 2005-03-21 devnull xafid = atoi(EARGF(usage()));
162 5c84c448 2005-03-21 devnull case 'M':
163 5c84c448 2005-03-21 devnull versioned = 1;
164 5c84c448 2005-03-21 devnull msize = atoi(EARGF(usage()));
166 ceb04770 2003-12-09 devnull case 'v':
167 ceb04770 2003-12-09 devnull verbose++;
169 d3df3087 2003-12-06 devnull case 'u':
170 5c84c448 2005-03-21 devnull isunix++;
172 e2a1725d 2005-01-04 devnull case 'l':
173 e2a1725d 2005-01-04 devnull logging++;
177 5c84c448 2005-03-21 devnull if(attached && !versioned){
178 5c84c448 2005-03-21 devnull fprint(2, "-A must be used with -M\n");
179 5c84c448 2005-03-21 devnull usage();
182 d3df3087 2003-12-06 devnull if(argc != 1)
183 d3df3087 2003-12-06 devnull usage();
184 ceb04770 2003-12-09 devnull addr = argv[0];
186 e2a1725d 2005-01-04 devnull fmtinstall('T', timefmt);
188 d3df3087 2003-12-06 devnull if((afd = announce(addr, adir)) < 0)
189 d3df3087 2003-12-06 devnull sysfatal("announce %s: %r", addr);
190 e2a1725d 2005-01-04 devnull if(logging){
191 e2a1725d 2005-01-04 devnull if(strncmp(addr, "unix!", 5) == 0)
192 e2a1725d 2005-01-04 devnull addr += 5;
193 e2a1725d 2005-01-04 devnull file = smprint("%s.log", addr);
194 e2a1725d 2005-01-04 devnull if(file == nil)
195 e2a1725d 2005-01-04 devnull sysfatal("smprint log: %r");
196 e2a1725d 2005-01-04 devnull if((fd = create(file, OWRITE, 0666)) < 0)
197 e2a1725d 2005-01-04 devnull sysfatal("create %s: %r", file);
198 e2a1725d 2005-01-04 devnull dup(fd, 2);
199 e2a1725d 2005-01-04 devnull if(fd > 2)
200 e2a1725d 2005-01-04 devnull close(fd);
202 e2a1725d 2005-01-04 devnull if(verbose) fprint(2, "%T 9pserve running\n");
203 e2a1725d 2005-01-04 devnull proccreate(mainproc, nil, STACK);
207 32f69c36 2003-12-11 devnull mainproc(void *v)
209 c91bd328 2004-03-05 devnull int n, nn;
210 32f69c36 2003-12-11 devnull Fcall f;
211 32f69c36 2003-12-11 devnull USED(v);
213 32f69c36 2003-12-11 devnull atnotify(ignorepipe, 1);
214 ceb04770 2003-12-09 devnull fmtinstall('D', dirfmt);
215 ceb04770 2003-12-09 devnull fmtinstall('M', dirmodefmt);
216 ceb04770 2003-12-09 devnull fmtinstall('F', fcallfmt);
217 ceb04770 2003-12-09 devnull fmtinstall('H', encodefmt);
219 ceb04770 2003-12-09 devnull outq = qalloc();
220 ceb04770 2003-12-09 devnull inq = qalloc();
222 5c84c448 2005-03-21 devnull if(!versioned){
223 5c84c448 2005-03-21 devnull f.type = Tversion;
224 215993f8 2005-09-13 devnull f.version = "9P2000.u";
225 5c84c448 2005-03-21 devnull f.msize = msize;
226 5c84c448 2005-03-21 devnull f.tag = NOTAG;
227 5c84c448 2005-03-21 devnull n = convS2M(&f, vbuf, sizeof vbuf);
228 9e2f1d9b 2005-11-21 devnull if(n <= BIT16SZ)
229 9e2f1d9b 2005-11-21 devnull sysfatal("convS2M conversion error");
230 5c84c448 2005-03-21 devnull if(verbose > 1) fprint(2, "%T * <- %F\n", &f);
231 5c84c448 2005-03-21 devnull nn = write(1, vbuf, n);
232 5c84c448 2005-03-21 devnull if(n != nn)
233 5c84c448 2005-03-21 devnull sysfatal("error writing Tversion: %r\n");
234 5c84c448 2005-03-21 devnull n = read9pmsg(0, vbuf, sizeof vbuf);
235 f2466297 2006-05-04 devnull if(n < 0)
236 fdd0f841 2006-05-04 devnull sysfatal("read9pmsg failure");
237 5c84c448 2005-03-21 devnull if(convM2S(vbuf, n, &f) != n)
238 5c84c448 2005-03-21 devnull sysfatal("convM2S failure");
239 5c84c448 2005-03-21 devnull if(f.msize < msize)
240 5c84c448 2005-03-21 devnull msize = f.msize;
241 5c84c448 2005-03-21 devnull if(verbose > 1) fprint(2, "%T * -> %F\n", &f);
242 215993f8 2005-09-13 devnull dotu = strncmp(f.version, "9P2000.u", 8) == 0;
245 32f69c36 2003-12-11 devnull threadcreate(inputthread, nil, STACK);
246 32f69c36 2003-12-11 devnull threadcreate(outputthread, nil, STACK);
248 cbeb0b26 2006-04-01 devnull /* if(rootfid) */
249 cbeb0b26 2006-04-01 devnull /* dorootstat(); */
251 ceb04770 2003-12-09 devnull threadcreate(listenthread, nil, STACK);
252 32f69c36 2003-12-11 devnull threadexits(0);
256 32f69c36 2003-12-11 devnull ignorepipe(void *v, char *s)
258 32f69c36 2003-12-11 devnull USED(v);
259 32f69c36 2003-12-11 devnull if(strcmp(s, "sys: write on closed pipe") == 0)
260 32f69c36 2003-12-11 devnull return 1;
261 c042e61e 2005-03-18 devnull if(strcmp(s, "sys: tstp") == 0)
262 c042e61e 2005-03-18 devnull return 1;
263 c042e61e 2005-03-18 devnull fprint(2, "9pserve %s: %T note: %s\n", addr, s);
264 32f69c36 2003-12-11 devnull return 0;
268 d3df3087 2003-12-06 devnull listenthread(void *arg)
270 d3df3087 2003-12-06 devnull Conn *c;
271 ceb04770 2003-12-09 devnull Ioproc *io;
273 ceb04770 2003-12-09 devnull io = ioproc();
274 d3df3087 2003-12-06 devnull USED(arg);
275 7ffc5208 2004-12-28 devnull threadsetname("listen %s", adir);
276 d3df3087 2003-12-06 devnull for(;;){
277 ceb04770 2003-12-09 devnull c = emalloc(sizeof(Conn));
278 ceb04770 2003-12-09 devnull c->fd = iolisten(io, adir, c->dir);
279 d3df3087 2003-12-06 devnull if(c->fd < 0){
280 e2a1725d 2005-01-04 devnull if(verbose) fprint(2, "%T listen: %r\n");
281 d3df3087 2003-12-06 devnull close(afd);
282 d3df3087 2003-12-06 devnull free(c);
285 32f69c36 2003-12-11 devnull c->inc = chancreate(sizeof(void*), 0);
286 32f69c36 2003-12-11 devnull c->internal = chancreate(sizeof(void*), 0);
287 32f69c36 2003-12-11 devnull c->inq = qalloc();
288 32f69c36 2003-12-11 devnull c->outq = qalloc();
289 e2a1725d 2005-01-04 devnull if(verbose) fprint(2, "%T incoming call on %s\n", c->dir);
290 d3df3087 2003-12-06 devnull threadcreate(connthread, c, STACK);
295 32f69c36 2003-12-11 devnull send9pmsg(Msg *m)
297 d3df3087 2003-12-06 devnull int n, nn;
299 215993f8 2005-09-13 devnull n = sizeS2Mu(&m->rx, m->c->dotu);
300 d3df3087 2003-12-06 devnull m->rpkt = emalloc(n);
301 215993f8 2005-09-13 devnull nn = convS2Mu(&m->rx, m->rpkt, n, m->c->dotu);
302 9e2f1d9b 2005-11-21 devnull if(nn <= BIT16SZ)
303 9e2f1d9b 2005-11-21 devnull sysfatal("convS2Mu conversion error");
304 d3df3087 2003-12-06 devnull if(nn != n)
305 9e2f1d9b 2005-11-21 devnull sysfatal("sizeS2Mu and convS2Mu disagree");
306 d3df3087 2003-12-06 devnull sendq(m->c->outq, m);
310 ceb04770 2003-12-09 devnull sendomsg(Msg *m)
312 ceb04770 2003-12-09 devnull int n, nn;
314 215993f8 2005-09-13 devnull n = sizeS2Mu(&m->tx, m->c->dotu);
315 ceb04770 2003-12-09 devnull m->tpkt = emalloc(n);
316 215993f8 2005-09-13 devnull nn = convS2Mu(&m->tx, m->tpkt, n, m->c->dotu);
317 9e2f1d9b 2005-11-21 devnull if(nn <= BIT16SZ)
318 9e2f1d9b 2005-11-21 devnull sysfatal("convS2Mu conversion error");
319 ceb04770 2003-12-09 devnull if(nn != n)
320 9e2f1d9b 2005-11-21 devnull sysfatal("sizeS2Mu and convS2Mu disagree");
321 ceb04770 2003-12-09 devnull sendq(outq, m);
325 ceb04770 2003-12-09 devnull err(Msg *m, char *ename)
327 ceb04770 2003-12-09 devnull m->rx.type = Rerror;
328 ceb04770 2003-12-09 devnull m->rx.ename = ename;
329 ceb04770 2003-12-09 devnull m->rx.tag = m->tx.tag;
330 32f69c36 2003-12-11 devnull send9pmsg(m);
334 5c84c448 2005-03-21 devnull estrdup(char *s)
336 5c84c448 2005-03-21 devnull char *t;
338 5c84c448 2005-03-21 devnull t = emalloc(strlen(s)+1);
339 5c84c448 2005-03-21 devnull strcpy(t, s);
340 5c84c448 2005-03-21 devnull return t;
344 d3df3087 2003-12-06 devnull connthread(void *arg)
346 d3df3087 2003-12-06 devnull int i, fd;
347 d3df3087 2003-12-06 devnull Conn *c;
348 05b7f431 2004-03-02 devnull Hash *h, *hnext;
349 05b7f431 2004-03-02 devnull Msg *m, *om, *mm;
351 ceb04770 2003-12-09 devnull Ioproc *io;
353 d3df3087 2003-12-06 devnull c = arg;
354 7ffc5208 2004-12-28 devnull threadsetname("conn %s", c->dir);
355 ceb04770 2003-12-09 devnull io = ioproc();
356 ceb04770 2003-12-09 devnull fd = ioaccept(io, c->fd, c->dir);
357 d3df3087 2003-12-06 devnull if(fd < 0){
358 e2a1725d 2005-01-04 devnull if(verbose) fprint(2, "%T accept %s: %r\n", c->dir);
359 d3df3087 2003-12-06 devnull goto out;
361 d3df3087 2003-12-06 devnull close(c->fd);
362 d3df3087 2003-12-06 devnull c->fd = fd;
363 ceb04770 2003-12-09 devnull threadcreate(connoutthread, c, STACK);
364 215993f8 2005-09-13 devnull while((m = mread9p(io, c->fd, c->dotu)) != nil){
365 e2a1725d 2005-01-04 devnull if(verbose > 1) fprint(2, "%T fd#%d -> %F\n", c->fd, &m->tx);
366 d3df3087 2003-12-06 devnull m->c = c;
367 ceb04770 2003-12-09 devnull m->ctag = m->tx.tag;
368 d3df3087 2003-12-06 devnull c->nmsg++;
369 e2a1725d 2005-01-04 devnull if(verbose > 1) fprint(2, "%T fd#%d: new msg %p\n", c->fd, m);
370 d3df3087 2003-12-06 devnull if(puthash(c->tag, m->tx.tag, m) < 0){
371 d3df3087 2003-12-06 devnull err(m, "duplicate tag");
372 d3df3087 2003-12-06 devnull continue;
374 e2a1725d 2005-01-04 devnull msgincref(m);
375 d3df3087 2003-12-06 devnull switch(m->tx.type){
376 ceb04770 2003-12-09 devnull case Tversion:
377 ceb04770 2003-12-09 devnull m->rx.tag = m->tx.tag;
378 ceb04770 2003-12-09 devnull m->rx.msize = m->tx.msize;
379 5a8e63b2 2004-02-29 devnull if(m->rx.msize > msize)
380 5a8e63b2 2004-02-29 devnull m->rx.msize = msize;
381 ceb04770 2003-12-09 devnull m->rx.version = "9P2000";
382 215993f8 2005-09-13 devnull c->dotu = 0;
383 215993f8 2005-09-13 devnull if(dotu && strncmp(m->tx.version, "9P2000.u", 8) == 0){
384 215993f8 2005-09-13 devnull m->rx.version = "9P2000.u";
385 215993f8 2005-09-13 devnull c->dotu = 1;
387 ceb04770 2003-12-09 devnull m->rx.type = Rversion;
388 32f69c36 2003-12-11 devnull send9pmsg(m);
389 ceb04770 2003-12-09 devnull continue;
390 d3df3087 2003-12-06 devnull case Tflush:
391 d3df3087 2003-12-06 devnull if((m->oldm = gethash(c->tag, m->tx.oldtag)) == nil){
392 ceb04770 2003-12-09 devnull m->rx.tag = m->tx.tag;
393 ceb04770 2003-12-09 devnull m->rx.type = Rflush;
394 32f69c36 2003-12-11 devnull send9pmsg(m);
395 d3df3087 2003-12-06 devnull continue;
397 e2a1725d 2005-01-04 devnull msgincref(m->oldm);
399 d3df3087 2003-12-06 devnull case Tattach:
400 ceb04770 2003-12-09 devnull m->afid = nil;
401 ceb04770 2003-12-09 devnull if(m->tx.afid != NOFID
402 ceb04770 2003-12-09 devnull && (m->afid = gethash(c->fid, m->tx.afid)) == nil){
403 ceb04770 2003-12-09 devnull err(m, "unknown fid");
404 ceb04770 2003-12-09 devnull continue;
406 3a6f92ee 2005-03-18 devnull if(m->afid)
407 3a6f92ee 2005-03-18 devnull m->afid->ref++;
408 d3df3087 2003-12-06 devnull m->fid = fidnew(m->tx.fid);
409 d3df3087 2003-12-06 devnull if(puthash(c->fid, m->tx.fid, m->fid) < 0){
410 d3df3087 2003-12-06 devnull err(m, "duplicate fid");
411 d3df3087 2003-12-06 devnull continue;
413 d3df3087 2003-12-06 devnull m->fid->ref++;
414 5c84c448 2005-03-21 devnull if(attached && m->afid==nil){
415 5c84c448 2005-03-21 devnull if(m->tx.aname[0] && strcmp(xaname, m->tx.aname) != 0){
416 5c84c448 2005-03-21 devnull err(m, "invalid attach name");
417 5c84c448 2005-03-21 devnull continue;
419 5c84c448 2005-03-21 devnull m->tx.afid = xafid;
420 5c84c448 2005-03-21 devnull m->tx.aname = xaname;
421 7cb82e15 2006-05-27 devnull m->tx.uname = getuser(); /* what srv.c used */
422 215993f8 2005-09-13 devnull repack(&m->tx, &m->tpkt, c->dotu);
425 d3df3087 2003-12-06 devnull case Twalk:
426 d3df3087 2003-12-06 devnull if((m->fid = gethash(c->fid, m->tx.fid)) == nil){
427 d3df3087 2003-12-06 devnull err(m, "unknown fid");
428 d3df3087 2003-12-06 devnull continue;
430 ceb04770 2003-12-09 devnull m->fid->ref++;
431 d3df3087 2003-12-06 devnull if(m->tx.newfid == m->tx.fid){
432 d3df3087 2003-12-06 devnull m->fid->ref++;
433 d3df3087 2003-12-06 devnull m->newfid = m->fid;
435 d3df3087 2003-12-06 devnull m->newfid = fidnew(m->tx.newfid);
436 d3df3087 2003-12-06 devnull if(puthash(c->fid, m->tx.newfid, m->newfid) < 0){
437 d3df3087 2003-12-06 devnull err(m, "duplicate fid");
438 d3df3087 2003-12-06 devnull continue;
440 d3df3087 2003-12-06 devnull m->newfid->ref++;
443 d3df3087 2003-12-06 devnull case Tauth:
444 5c84c448 2005-03-21 devnull if(attached){
445 5c84c448 2005-03-21 devnull err(m, "authentication not required");
446 5c84c448 2005-03-21 devnull continue;
448 ceb04770 2003-12-09 devnull m->afid = fidnew(m->tx.afid);
449 ceb04770 2003-12-09 devnull if(puthash(c->fid, m->tx.afid, m->afid) < 0){
450 d3df3087 2003-12-06 devnull err(m, "duplicate fid");
451 d3df3087 2003-12-06 devnull continue;
453 ceb04770 2003-12-09 devnull m->afid->ref++;
455 b5c7be2f 2006-03-03 devnull case Tcreate:
456 b5c7be2f 2006-03-03 devnull if(dotu && !c->dotu && (m->tx.perm&(DMSYMLINK|DMDEVICE|DMNAMEDPIPE|DMSOCKET))){
457 b5c7be2f 2006-03-03 devnull err(m, "unsupported file type");
458 b5c7be2f 2006-03-03 devnull continue;
460 b5c7be2f 2006-03-03 devnull goto caseTopen;
461 32f69c36 2003-12-11 devnull case Topenfd:
462 49588d5d 2003-12-17 devnull if(m->tx.mode&~(OTRUNC|3)){
463 49588d5d 2003-12-17 devnull err(m, "bad openfd mode");
464 32f69c36 2003-12-11 devnull continue;
466 32f69c36 2003-12-11 devnull m->isopenfd = 1;
467 32f69c36 2003-12-11 devnull m->tx.type = Topen;
468 32f69c36 2003-12-11 devnull m->tpkt[4] = Topen;
469 32f69c36 2003-12-11 devnull /* fall through */
470 b5c7be2f 2006-03-03 devnull caseTopen:
471 d3df3087 2003-12-06 devnull case Topen:
472 d3df3087 2003-12-06 devnull case Tclunk:
473 d3df3087 2003-12-06 devnull case Tread:
474 d3df3087 2003-12-06 devnull case Twrite:
475 ceb04770 2003-12-09 devnull case Tremove:
476 d3df3087 2003-12-06 devnull case Tstat:
477 d3df3087 2003-12-06 devnull case Twstat:
478 d3df3087 2003-12-06 devnull if((m->fid = gethash(c->fid, m->tx.fid)) == nil){
479 d3df3087 2003-12-06 devnull err(m, "unknown fid");
480 d3df3087 2003-12-06 devnull continue;
482 d3df3087 2003-12-06 devnull m->fid->ref++;
483 215993f8 2005-09-13 devnull if(m->tx.type==Twstat && dotu && !c->dotu){
484 16c1defa 2005-11-12 devnull if(cvtustat(&m->tx, &m->tpkt, 1) < 0){
485 215993f8 2005-09-13 devnull err(m, "cannot convert stat buffer");
486 215993f8 2005-09-13 devnull continue;
489 9777187b 2006-02-03 devnull if(m->tx.type==Tread && m->fid->isdir && dotu && !c->dotu){
490 9777187b 2006-02-03 devnull if(m->tx.offset = m->fid->coffset)
491 9777187b 2006-02-03 devnull m->tx.offset = m->fid->offset;
493 9777187b 2006-02-03 devnull m->fid->offset = m->fid->coffset;
498 d3df3087 2003-12-06 devnull /* have everything - translate and send */
499 d3df3087 2003-12-06 devnull m->c = c;
500 d3df3087 2003-12-06 devnull m->ctag = m->tx.tag;
501 d3df3087 2003-12-06 devnull m->tx.tag = m->tag;
502 d3df3087 2003-12-06 devnull if(m->fid)
503 d3df3087 2003-12-06 devnull m->tx.fid = m->fid->fid;
504 d3df3087 2003-12-06 devnull if(m->newfid)
505 d3df3087 2003-12-06 devnull m->tx.newfid = m->newfid->fid;
506 d3df3087 2003-12-06 devnull if(m->afid)
507 d3df3087 2003-12-06 devnull m->tx.afid = m->afid->fid;
508 d3df3087 2003-12-06 devnull if(m->oldm)
509 d3df3087 2003-12-06 devnull m->tx.oldtag = m->oldm->tag;
510 ceb04770 2003-12-09 devnull /* reference passes to outq */
511 d3df3087 2003-12-06 devnull sendq(outq, m);
512 d3df3087 2003-12-06 devnull while(c->nmsg >= MAXMSG){
513 d3df3087 2003-12-06 devnull c->inputstalled = 1;
514 d3df3087 2003-12-06 devnull recvp(c->inc);
518 e2a1725d 2005-01-04 devnull if(verbose) fprint(2, "%T fd#%d eof; flushing conn\n", c->fd);
520 05b7f431 2004-03-02 devnull /* flush the output queue */
521 05b7f431 2004-03-02 devnull sendq(c->outq, nil);
522 05b7f431 2004-03-02 devnull while(c->outq != nil)
523 05b7f431 2004-03-02 devnull yield();
525 d3df3087 2003-12-06 devnull /* flush all outstanding messages */
526 d3df3087 2003-12-06 devnull for(i=0; i<NHASH; i++){
527 05b7f431 2004-03-02 devnull for(h=c->tag[i]; h; h=hnext){
528 d3df3087 2003-12-06 devnull om = h->v;
529 e2a1725d 2005-01-04 devnull m = msgnew(0);
530 d3df3087 2003-12-06 devnull m->internal = 1;
531 d3df3087 2003-12-06 devnull m->c = c;
532 32f69c36 2003-12-11 devnull c->nmsg++;
533 d3df3087 2003-12-06 devnull m->tx.type = Tflush;
534 d3df3087 2003-12-06 devnull m->tx.tag = m->tag;
535 d3df3087 2003-12-06 devnull m->tx.oldtag = om->tag;
536 d3df3087 2003-12-06 devnull m->oldm = om;
537 e2a1725d 2005-01-04 devnull msgincref(om);
538 e2a1725d 2005-01-04 devnull msgincref(m); /* for outq */
539 ceb04770 2003-12-09 devnull sendomsg(m);
540 05b7f431 2004-03-02 devnull mm = recvp(c->internal);
541 05b7f431 2004-03-02 devnull assert(mm == m);
542 32f69c36 2003-12-11 devnull msgput(m); /* got from recvp */
543 32f69c36 2003-12-11 devnull msgput(m); /* got from msgnew */
544 32f69c36 2003-12-11 devnull msgput(om); /* got from hash table */
545 05b7f431 2004-03-02 devnull hnext = h->next;
546 05b7f431 2004-03-02 devnull free(h);
550 d3df3087 2003-12-06 devnull /* clunk all outstanding fids */
551 d3df3087 2003-12-06 devnull for(i=0; i<NHASH; i++){
552 05b7f431 2004-03-02 devnull for(h=c->fid[i]; h; h=hnext){
553 d3df3087 2003-12-06 devnull f = h->v;
554 e2a1725d 2005-01-04 devnull m = msgnew(0);
555 d3df3087 2003-12-06 devnull m->internal = 1;
556 d3df3087 2003-12-06 devnull m->c = c;
557 32f69c36 2003-12-11 devnull c->nmsg++;
558 d3df3087 2003-12-06 devnull m->tx.type = Tclunk;
559 d3df3087 2003-12-06 devnull m->tx.tag = m->tag;
560 d3df3087 2003-12-06 devnull m->tx.fid = f->fid;
561 d3df3087 2003-12-06 devnull m->fid = f;
562 d3df3087 2003-12-06 devnull f->ref++;
563 e2a1725d 2005-01-04 devnull msgincref(m);
564 ceb04770 2003-12-09 devnull sendomsg(m);
565 05b7f431 2004-03-02 devnull mm = recvp(c->internal);
566 05b7f431 2004-03-02 devnull assert(mm == m);
567 e2a1725d 2005-01-04 devnull msgclear(m);
568 32f69c36 2003-12-11 devnull msgput(m); /* got from recvp */
569 32f69c36 2003-12-11 devnull msgput(m); /* got from msgnew */
570 32f69c36 2003-12-11 devnull fidput(f); /* got from hash table */
571 05b7f431 2004-03-02 devnull hnext = h->next;
572 05b7f431 2004-03-02 devnull free(h);
577 e2a1725d 2005-01-04 devnull closeioproc(io);
578 d3df3087 2003-12-06 devnull assert(c->nmsg == 0);
579 d3df3087 2003-12-06 devnull assert(c->nfid == 0);
580 d3df3087 2003-12-06 devnull close(c->fd);
581 32f69c36 2003-12-11 devnull chanfree(c->internal);
582 32f69c36 2003-12-11 devnull c->internal = 0;
583 32f69c36 2003-12-11 devnull chanfree(c->inc);
584 32f69c36 2003-12-11 devnull c->inc = 0;
585 32f69c36 2003-12-11 devnull free(c->inq);
586 32f69c36 2003-12-11 devnull c->inq = 0;
587 d3df3087 2003-12-06 devnull free(c);
590 32f69c36 2003-12-11 devnull static void
591 32f69c36 2003-12-11 devnull openfdthread(void *v)
593 32f69c36 2003-12-11 devnull Conn *c;
594 32f69c36 2003-12-11 devnull Fid *fid;
597 32f69c36 2003-12-11 devnull vlong tot;
598 32f69c36 2003-12-11 devnull Ioproc *io;
599 32f69c36 2003-12-11 devnull char buf[1024];
602 32f69c36 2003-12-11 devnull fid = c->fdfid;
603 32f69c36 2003-12-11 devnull io = ioproc();
604 7ffc5208 2004-12-28 devnull threadsetname("openfd %s", c->fdfid);
605 32f69c36 2003-12-11 devnull tot = 0;
606 05b7f431 2004-03-02 devnull m = nil;
607 32f69c36 2003-12-11 devnull if(c->fdmode == OREAD){
608 32f69c36 2003-12-11 devnull for(;;){
609 e2a1725d 2005-01-04 devnull if(verbose) fprint(2, "%T tread...");
610 e2a1725d 2005-01-04 devnull m = msgnew(0);
611 32f69c36 2003-12-11 devnull m->internal = 1;
612 32f69c36 2003-12-11 devnull m->c = c;
613 32f69c36 2003-12-11 devnull m->tx.type = Tread;
614 5a8e63b2 2004-02-29 devnull m->tx.count = msize - IOHDRSZ;
615 32f69c36 2003-12-11 devnull m->tx.fid = fid->fid;
616 32f69c36 2003-12-11 devnull m->tx.tag = m->tag;
617 32f69c36 2003-12-11 devnull m->tx.offset = tot;
618 32f69c36 2003-12-11 devnull m->fid = fid;
619 32f69c36 2003-12-11 devnull fid->ref++;
620 e2a1725d 2005-01-04 devnull msgincref(m);
621 32f69c36 2003-12-11 devnull sendomsg(m);
622 32f69c36 2003-12-11 devnull recvp(c->internal);
623 49588d5d 2003-12-17 devnull if(m->rx.type == Rerror){
624 cbeb0b26 2006-04-01 devnull /* fprint(2, "%T read error: %s\n", m->rx.ename); */
627 32f69c36 2003-12-11 devnull if(m->rx.count == 0)
629 32f69c36 2003-12-11 devnull tot += m->rx.count;
630 49588d5d 2003-12-17 devnull if(iowrite(io, c->fd, m->rx.data, m->rx.count) != m->rx.count){
631 cbeb0b26 2006-04-01 devnull /* fprint(2, "%T pipe write error: %r\n"); */
634 32f69c36 2003-12-11 devnull msgput(m);
635 32f69c36 2003-12-11 devnull msgput(m);
636 05b7f431 2004-03-02 devnull m = nil;
639 32f69c36 2003-12-11 devnull for(;;){
640 e2a1725d 2005-01-04 devnull if(verbose) fprint(2, "%T twrite...");
641 5a8e63b2 2004-02-29 devnull n = sizeof buf;
642 5a8e63b2 2004-02-29 devnull if(n > msize)
643 5a8e63b2 2004-02-29 devnull n = msize;
644 5a8e63b2 2004-02-29 devnull if((n=ioread(io, c->fd, buf, n)) <= 0){
645 49588d5d 2003-12-17 devnull if(n < 0)
646 e2a1725d 2005-01-04 devnull fprint(2, "%T pipe read error: %r\n");
649 e2a1725d 2005-01-04 devnull m = msgnew(0);
650 32f69c36 2003-12-11 devnull m->internal = 1;
651 32f69c36 2003-12-11 devnull m->c = c;
652 32f69c36 2003-12-11 devnull m->tx.type = Twrite;
653 32f69c36 2003-12-11 devnull m->tx.fid = fid->fid;
654 32f69c36 2003-12-11 devnull m->tx.data = buf;
655 32f69c36 2003-12-11 devnull m->tx.count = n;
656 32f69c36 2003-12-11 devnull m->tx.tag = m->tag;
657 32f69c36 2003-12-11 devnull m->tx.offset = tot;
658 32f69c36 2003-12-11 devnull m->fid = fid;
659 32f69c36 2003-12-11 devnull fid->ref++;
660 e2a1725d 2005-01-04 devnull msgincref(m);
661 32f69c36 2003-12-11 devnull sendomsg(m);
662 32f69c36 2003-12-11 devnull recvp(c->internal);
663 49588d5d 2003-12-17 devnull if(m->rx.type == Rerror){
664 cbeb0b26 2006-04-01 devnull /* fprint(2, "%T write error: %s\n", m->rx.ename); */
666 05b7f431 2004-03-02 devnull tot += n;
667 32f69c36 2003-12-11 devnull msgput(m);
668 32f69c36 2003-12-11 devnull msgput(m);
669 05b7f431 2004-03-02 devnull m = nil;
672 e2a1725d 2005-01-04 devnull if(verbose) fprint(2, "%T eof on %d fid %d\n", c->fd, fid->fid);
673 32f69c36 2003-12-11 devnull close(c->fd);
674 32f69c36 2003-12-11 devnull closeioproc(io);
676 32f69c36 2003-12-11 devnull msgput(m);
677 32f69c36 2003-12-11 devnull msgput(m);
679 e2a1725d 2005-01-04 devnull if(verbose) fprint(2, "%T eof on %d fid %d ref %d\n", c->fd, fid->fid, fid->ref);
680 21e626de 2004-12-28 devnull if(--fid->openfd == 0){
681 e2a1725d 2005-01-04 devnull m = msgnew(0);
682 49588d5d 2003-12-17 devnull m->internal = 1;
683 49588d5d 2003-12-17 devnull m->c = c;
684 49588d5d 2003-12-17 devnull m->tx.type = Tclunk;
685 05b7f431 2004-03-02 devnull m->tx.tag = m->tag;
686 49588d5d 2003-12-17 devnull m->tx.fid = fid->fid;
687 49588d5d 2003-12-17 devnull m->fid = fid;
688 49588d5d 2003-12-17 devnull fid->ref++;
689 e2a1725d 2005-01-04 devnull msgincref(m);
690 49588d5d 2003-12-17 devnull sendomsg(m);
691 49588d5d 2003-12-17 devnull recvp(c->internal);
692 49588d5d 2003-12-17 devnull msgput(m);
693 49588d5d 2003-12-17 devnull msgput(m);
695 32f69c36 2003-12-11 devnull fidput(fid);
696 32f69c36 2003-12-11 devnull c->fdfid = nil;
697 32f69c36 2003-12-11 devnull chanfree(c->internal);
698 32f69c36 2003-12-11 devnull c->internal = 0;
699 32f69c36 2003-12-11 devnull free(c);
703 32f69c36 2003-12-11 devnull xopenfd(Msg *m)
705 32f69c36 2003-12-11 devnull char errs[ERRMAX];
706 32f69c36 2003-12-11 devnull int n, p[2];
707 32f69c36 2003-12-11 devnull Conn *nc;
709 32f69c36 2003-12-11 devnull if(pipe(p) < 0){
710 32f69c36 2003-12-11 devnull rerrstr(errs, sizeof errs);
711 32f69c36 2003-12-11 devnull err(m, errs);
712 21e626de 2004-12-28 devnull /* XXX return here? */
714 e2a1725d 2005-01-04 devnull if(verbose) fprint(2, "%T xopen pipe %d %d...", p[0], p[1]);
716 32f69c36 2003-12-11 devnull /* now we're committed. */
718 32f69c36 2003-12-11 devnull /* a new connection for this fid */
719 32f69c36 2003-12-11 devnull nc = emalloc(sizeof(Conn));
720 32f69c36 2003-12-11 devnull nc->internal = chancreate(sizeof(void*), 0);
722 32f69c36 2003-12-11 devnull /* a ref for us */
723 32f69c36 2003-12-11 devnull nc->fdfid = m->fid;
724 32f69c36 2003-12-11 devnull m->fid->ref++;
725 21e626de 2004-12-28 devnull nc->fdfid->openfd++;
726 32f69c36 2003-12-11 devnull nc->fdmode = m->tx.mode;
727 32f69c36 2003-12-11 devnull nc->fd = p[0];
729 32f69c36 2003-12-11 devnull /* a thread to tend the pipe */
730 32f69c36 2003-12-11 devnull threadcreate(openfdthread, nc, STACK);
732 49588d5d 2003-12-17 devnull /* if mode is ORDWR, that openfdthread will write; start a reader */
733 49588d5d 2003-12-17 devnull if((m->tx.mode&3) == ORDWR){
734 49588d5d 2003-12-17 devnull nc = emalloc(sizeof(Conn));
735 49588d5d 2003-12-17 devnull nc->internal = chancreate(sizeof(void*), 0);
736 49588d5d 2003-12-17 devnull nc->fdfid = m->fid;
737 49588d5d 2003-12-17 devnull m->fid->ref++;
738 21e626de 2004-12-28 devnull nc->fdfid->openfd++;
739 49588d5d 2003-12-17 devnull nc->fdmode = OREAD;
740 49588d5d 2003-12-17 devnull nc->fd = dup(p[0], -1);
741 49588d5d 2003-12-17 devnull threadcreate(openfdthread, nc, STACK);
744 49588d5d 2003-12-17 devnull /* steal fid from other connection */
745 49588d5d 2003-12-17 devnull if(delhash(m->c->fid, m->fid->cfid, m->fid) == 0)
746 49588d5d 2003-12-17 devnull fidput(m->fid);
748 32f69c36 2003-12-11 devnull /* rewrite as Ropenfd */
749 32f69c36 2003-12-11 devnull m->rx.type = Ropenfd;
750 32f69c36 2003-12-11 devnull n = GBIT32(m->rpkt);
751 32f69c36 2003-12-11 devnull m->rpkt = erealloc(m->rpkt, n+4);
752 32f69c36 2003-12-11 devnull PBIT32(m->rpkt+n, p[1]);
754 32f69c36 2003-12-11 devnull PBIT32(m->rpkt, n);
755 32f69c36 2003-12-11 devnull m->rpkt[4] = Ropenfd;
756 32f69c36 2003-12-11 devnull m->rx.unixfd = p[1];
757 32f69c36 2003-12-11 devnull return 0;
761 d3df3087 2003-12-06 devnull connoutthread(void *arg)
763 215993f8 2005-09-13 devnull char *ename;
764 d3df3087 2003-12-06 devnull int err;
765 d3df3087 2003-12-06 devnull Conn *c;
766 05b7f431 2004-03-02 devnull Queue *outq;
767 d3df3087 2003-12-06 devnull Msg *m, *om;
768 ceb04770 2003-12-09 devnull Ioproc *io;
770 d3df3087 2003-12-06 devnull c = arg;
771 05b7f431 2004-03-02 devnull outq = c->outq;
772 ceb04770 2003-12-09 devnull io = ioproc();
773 7ffc5208 2004-12-28 devnull threadsetname("connout %s", c->dir);
774 05b7f431 2004-03-02 devnull while((m = recvq(outq)) != nil){
775 d3df3087 2003-12-06 devnull err = m->tx.type+1 != m->rx.type;
776 32f69c36 2003-12-11 devnull if(!err && m->isopenfd)
777 32f69c36 2003-12-11 devnull if(xopenfd(m) < 0)
778 32f69c36 2003-12-11 devnull continue;
779 d3df3087 2003-12-06 devnull switch(m->tx.type){
780 d3df3087 2003-12-06 devnull case Tflush:
781 d3df3087 2003-12-06 devnull om = m->oldm;
783 ceb04770 2003-12-09 devnull if(delhash(om->c->tag, om->ctag, om) == 0)
784 ceb04770 2003-12-09 devnull msgput(om);
786 d3df3087 2003-12-06 devnull case Tclunk:
787 ceb04770 2003-12-09 devnull case Tremove:
788 ceb04770 2003-12-09 devnull if(m->fid)
789 ceb04770 2003-12-09 devnull if(delhash(m->c->fid, m->fid->cfid, m->fid) == 0)
790 ceb04770 2003-12-09 devnull fidput(m->fid);
792 d3df3087 2003-12-06 devnull case Tauth:
793 ceb04770 2003-12-09 devnull if(err && m->afid){
794 80568494 2005-02-11 devnull if(verbose) fprint(2, "%T auth error\n");
795 ceb04770 2003-12-09 devnull if(delhash(m->c->fid, m->afid->cfid, m->afid) == 0)
796 80568494 2005-02-11 devnull fidput(m->afid);
799 d3df3087 2003-12-06 devnull case Tattach:
800 ceb04770 2003-12-09 devnull if(err && m->fid)
801 d3df3087 2003-12-06 devnull if(delhash(m->c->fid, m->fid->cfid, m->fid) == 0)
802 d3df3087 2003-12-06 devnull fidput(m->fid);
804 d3df3087 2003-12-06 devnull case Twalk:
805 5c84c448 2005-03-21 devnull if(err || m->rx.nwqid < m->tx.nwname)
806 5c84c448 2005-03-21 devnull if(m->tx.fid != m->tx.newfid && m->newfid)
807 d3df3087 2003-12-06 devnull if(delhash(m->c->fid, m->newfid->cfid, m->newfid) == 0)
808 d3df3087 2003-12-06 devnull fidput(m->newfid);
810 215993f8 2005-09-13 devnull case Tread:
811 9777187b 2006-02-03 devnull if(!err && m->fid->isdir && dotu && !m->c->dotu){
812 9777187b 2006-02-03 devnull m->fid->offset += m->rx.count;
813 215993f8 2005-09-13 devnull stripudirread(m);
814 9777187b 2006-02-03 devnull m->fid->coffset += m->rx.count;
817 215993f8 2005-09-13 devnull case Tstat:
818 215993f8 2005-09-13 devnull if(!err && dotu && !m->c->dotu)
819 16c1defa 2005-11-12 devnull cvtustat(&m->rx, &m->rpkt, 0);
821 215993f8 2005-09-13 devnull case Topen:
822 215993f8 2005-09-13 devnull case Tcreate:
823 215993f8 2005-09-13 devnull m->fid->isdir = (m->rx.qid.type & QTDIR);
826 215993f8 2005-09-13 devnull if(m->rx.type==Rerror && dotu && !c->dotu){
827 215993f8 2005-09-13 devnull ename = estrdup(m->rx.ename);
828 215993f8 2005-09-13 devnull m->rx.ename = ename;
829 215993f8 2005-09-13 devnull repack(&m->rx, &m->rpkt, c->dotu);
830 215993f8 2005-09-13 devnull free(ename);
831 16c1defa 2005-11-12 devnull m->rx.ename = "XXX";
833 d3df3087 2003-12-06 devnull if(delhash(m->c->tag, m->ctag, m) == 0)
834 d3df3087 2003-12-06 devnull msgput(m);
835 e2a1725d 2005-01-04 devnull if(verbose > 1) fprint(2, "%T fd#%d <- %F\n", c->fd, &m->rx);
836 ceb04770 2003-12-09 devnull rewritehdr(&m->rx, m->rpkt);
837 ceb04770 2003-12-09 devnull if(mwrite9p(io, c->fd, m->rpkt) < 0)
838 e2a1725d 2005-01-04 devnull if(verbose) fprint(2, "%T write error: %r\n");
839 d3df3087 2003-12-06 devnull msgput(m);
840 d3df3087 2003-12-06 devnull if(c->inputstalled && c->nmsg < MAXMSG)
841 d3df3087 2003-12-06 devnull nbsendp(c->inc, 0);
843 ceb04770 2003-12-09 devnull closeioproc(io);
844 05b7f431 2004-03-02 devnull free(outq);
845 05b7f431 2004-03-02 devnull c->outq = nil;
849 d3df3087 2003-12-06 devnull outputthread(void *arg)
852 ceb04770 2003-12-09 devnull Ioproc *io;
854 d3df3087 2003-12-06 devnull USED(arg);
855 ceb04770 2003-12-09 devnull io = ioproc();
856 7ffc5208 2004-12-28 devnull threadsetname("output");
857 d3df3087 2003-12-06 devnull while((m = recvq(outq)) != nil){
858 e2a1725d 2005-01-04 devnull if(verbose > 1) fprint(2, "%T * <- %F\n", &m->tx);
859 ceb04770 2003-12-09 devnull rewritehdr(&m->tx, m->tpkt);
860 ceb04770 2003-12-09 devnull if(mwrite9p(io, 1, m->tpkt) < 0)
861 d3df3087 2003-12-06 devnull sysfatal("output error: %r");
862 d3df3087 2003-12-06 devnull msgput(m);
864 ceb04770 2003-12-09 devnull closeioproc(io);
865 e2a1725d 2005-01-04 devnull fprint(2, "%T output eof\n");
866 32f69c36 2003-12-11 devnull threadexitsall(0);
870 d3df3087 2003-12-06 devnull inputthread(void *arg)
872 d3df3087 2003-12-06 devnull uchar *pkt;
873 d3df3087 2003-12-06 devnull int n, nn, tag;
875 ceb04770 2003-12-09 devnull Ioproc *io;
877 7ffc5208 2004-12-28 devnull threadsetname("input");
878 e2a1725d 2005-01-04 devnull if(verbose) fprint(2, "%T input thread\n");
879 ceb04770 2003-12-09 devnull io = ioproc();
880 ceb04770 2003-12-09 devnull USED(arg);
881 ceb04770 2003-12-09 devnull while((pkt = read9ppkt(io, 0)) != nil){
882 d3df3087 2003-12-06 devnull n = GBIT32(pkt);
883 d3df3087 2003-12-06 devnull if(n < 7){
884 e2a1725d 2005-01-04 devnull fprint(2, "%T short 9P packet from server\n");
885 d3df3087 2003-12-06 devnull free(pkt);
886 d3df3087 2003-12-06 devnull continue;
888 e2a1725d 2005-01-04 devnull if(verbose > 2) fprint(2, "%T read %.*H\n", n, pkt);
889 d3df3087 2003-12-06 devnull tag = GBIT16(pkt+5);
890 d3df3087 2003-12-06 devnull if((m = msgget(tag)) == nil){
891 e2a1725d 2005-01-04 devnull fprint(2, "%T unexpected 9P response tag %d\n", tag);
892 d3df3087 2003-12-06 devnull free(pkt);
893 d3df3087 2003-12-06 devnull continue;
895 215993f8 2005-09-13 devnull if((nn = convM2Su(pkt, n, &m->rx, dotu)) != n){
896 e2a1725d 2005-01-04 devnull fprint(2, "%T bad packet - convM2S %d but %d\n", nn, n);
897 d3df3087 2003-12-06 devnull free(pkt);
898 d3df3087 2003-12-06 devnull msgput(m);
899 d3df3087 2003-12-06 devnull continue;
901 e2a1725d 2005-01-04 devnull if(verbose > 1) fprint(2, "%T * -> %F%s\n", &m->rx,
902 05b7f431 2004-03-02 devnull m->internal ? " (internal)" : "");
903 d3df3087 2003-12-06 devnull m->rpkt = pkt;
904 d3df3087 2003-12-06 devnull m->rx.tag = m->ctag;
905 ceb04770 2003-12-09 devnull if(m->internal)
906 05b7f431 2004-03-02 devnull sendp(m->c->internal, m);
907 05b7f431 2004-03-02 devnull else if(m->c->outq)
908 ceb04770 2003-12-09 devnull sendq(m->c->outq, m);
910 05b7f431 2004-03-02 devnull msgput(m);
912 ceb04770 2003-12-09 devnull closeioproc(io);
913 cbeb0b26 2006-04-01 devnull /*fprint(2, "%T input eof\n"); */
914 32f69c36 2003-12-11 devnull threadexitsall(0);
918 d3df3087 2003-12-06 devnull gethash(Hash **ht, uint n)
920 d3df3087 2003-12-06 devnull Hash *h;
922 d3df3087 2003-12-06 devnull for(h=ht[n%NHASH]; h; h=h->next)
923 d3df3087 2003-12-06 devnull if(h->n == n)
924 d3df3087 2003-12-06 devnull return h->v;
925 d3df3087 2003-12-06 devnull return nil;
929 d3df3087 2003-12-06 devnull delhash(Hash **ht, uint n, void *v)
931 d3df3087 2003-12-06 devnull Hash *h, **l;
933 d3df3087 2003-12-06 devnull for(l=&ht[n%NHASH]; h=*l; l=&h->next)
934 d3df3087 2003-12-06 devnull if(h->n == n){
935 ceb04770 2003-12-09 devnull if(h->v != v){
936 e2a1725d 2005-01-04 devnull if(verbose) fprint(2, "%T delhash %d got %p want %p\n", n, h->v, v);
937 ceb04770 2003-12-09 devnull return -1;
939 d3df3087 2003-12-06 devnull *l = h->next;
940 d3df3087 2003-12-06 devnull free(h);
941 d3df3087 2003-12-06 devnull return 0;
943 d3df3087 2003-12-06 devnull return -1;
947 d3df3087 2003-12-06 devnull puthash(Hash **ht, uint n, void *v)
949 d3df3087 2003-12-06 devnull Hash *h;
951 d3df3087 2003-12-06 devnull if(gethash(ht, n))
952 d3df3087 2003-12-06 devnull return -1;
953 d3df3087 2003-12-06 devnull h = emalloc(sizeof(Hash));
954 d3df3087 2003-12-06 devnull h->next = ht[n%NHASH];
955 d3df3087 2003-12-06 devnull h->n = n;
956 d3df3087 2003-12-06 devnull h->v = v;
957 d3df3087 2003-12-06 devnull ht[n%NHASH] = h;
958 d3df3087 2003-12-06 devnull return 0;
961 d3df3087 2003-12-06 devnull Fid **fidtab;
962 d3df3087 2003-12-06 devnull int nfidtab;
963 d3df3087 2003-12-06 devnull Fid *freefid;
966 d3df3087 2003-12-06 devnull fidnew(int cfid)
970 d3df3087 2003-12-06 devnull if(freefid == nil){
971 ceb04770 2003-12-09 devnull fidtab = erealloc(fidtab, (nfidtab+1)*sizeof(fidtab[0]));
972 5c84c448 2005-03-21 devnull if(nfidtab == xafid){
973 5c84c448 2005-03-21 devnull fidtab[nfidtab++] = nil;
974 5c84c448 2005-03-21 devnull fidtab = erealloc(fidtab, (nfidtab+1)*sizeof(fidtab[0]));
976 d3df3087 2003-12-06 devnull fidtab[nfidtab] = emalloc(sizeof(Fid));
977 ceb04770 2003-12-09 devnull freefid = fidtab[nfidtab];
978 ceb04770 2003-12-09 devnull freefid->fid = nfidtab++;
980 d3df3087 2003-12-06 devnull f = freefid;
981 d3df3087 2003-12-06 devnull freefid = f->next;
982 ceb04770 2003-12-09 devnull f->cfid = cfid;
983 d3df3087 2003-12-06 devnull f->ref = 1;
984 9777187b 2006-02-03 devnull f->offset = 0;
985 9777187b 2006-02-03 devnull f->coffset = 0;
986 215993f8 2005-09-13 devnull f->isdir = -1;
987 d3df3087 2003-12-06 devnull return f;
991 d3df3087 2003-12-06 devnull fidput(Fid *f)
993 ceb04770 2003-12-09 devnull if(f == nil)
995 d3df3087 2003-12-06 devnull assert(f->ref > 0);
996 d3df3087 2003-12-06 devnull if(--f->ref > 0)
998 d3df3087 2003-12-06 devnull f->next = freefid;
999 d3df3087 2003-12-06 devnull f->cfid = -1;
1000 d3df3087 2003-12-06 devnull freefid = f;
1003 d3df3087 2003-12-06 devnull Msg **msgtab;
1004 d3df3087 2003-12-06 devnull int nmsgtab;
1005 16c1defa 2005-11-12 devnull int nmsg;
1006 d3df3087 2003-12-06 devnull Msg *freemsg;
1009 e2a1725d 2005-01-04 devnull msgincref(Msg *m)
1011 e2a1725d 2005-01-04 devnull if(verbose > 1) fprint(2, "%T msgincref @0x%lux %p tag %d/%d ref %d=>%d\n",
1012 e2a1725d 2005-01-04 devnull getcallerpc(&m), m, m->tag, m->ctag, m->ref, m->ref+1);
1013 e2a1725d 2005-01-04 devnull m->ref++;
1017 e2a1725d 2005-01-04 devnull msgnew(int x)
1019 d3df3087 2003-12-06 devnull Msg *m;
1021 d3df3087 2003-12-06 devnull if(freemsg == nil){
1022 ceb04770 2003-12-09 devnull msgtab = erealloc(msgtab, (nmsgtab+1)*sizeof(msgtab[0]));
1023 d3df3087 2003-12-06 devnull msgtab[nmsgtab] = emalloc(sizeof(Msg));
1024 ceb04770 2003-12-09 devnull freemsg = msgtab[nmsgtab];
1025 ceb04770 2003-12-09 devnull freemsg->tag = nmsgtab++;
1027 d3df3087 2003-12-06 devnull m = freemsg;
1028 d3df3087 2003-12-06 devnull freemsg = m->next;
1029 d3df3087 2003-12-06 devnull m->ref = 1;
1030 e2a1725d 2005-01-04 devnull if(verbose > 1) fprint(2, "%T msgnew @0x%lux %p tag %d ref %d\n",
1031 e2a1725d 2005-01-04 devnull getcallerpc(&x), m, m->tag, m->ref);
1032 16c1defa 2005-11-12 devnull nmsg++;
1033 d3df3087 2003-12-06 devnull return m;
1037 e2a1725d 2005-01-04 devnull * Clear data associated with connections, so that
1038 e2a1725d 2005-01-04 devnull * if all msgs have been msgcleared, the connection
1039 e2a1725d 2005-01-04 devnull * can be freed. Note that this does *not* free the tpkt
1040 e2a1725d 2005-01-04 devnull * and rpkt; they are freed in msgput with the msg itself.
1041 e2a1725d 2005-01-04 devnull * The io write thread might still be holding a ref to msg
1042 e2a1725d 2005-01-04 devnull * even once the connection has finished with it.
1045 e2a1725d 2005-01-04 devnull msgclear(Msg *m)
1047 e2a1725d 2005-01-04 devnull if(m->c){
1048 e2a1725d 2005-01-04 devnull m->c->nmsg--;
1049 e2a1725d 2005-01-04 devnull m->c = nil;
1051 e2a1725d 2005-01-04 devnull if(m->oldm){
1052 e2a1725d 2005-01-04 devnull msgput(m->oldm);
1053 e2a1725d 2005-01-04 devnull m->oldm = nil;
1055 e2a1725d 2005-01-04 devnull if(m->fid){
1056 e2a1725d 2005-01-04 devnull fidput(m->fid);
1057 e2a1725d 2005-01-04 devnull m->fid = nil;
1059 e2a1725d 2005-01-04 devnull if(m->afid){
1060 e2a1725d 2005-01-04 devnull fidput(m->afid);
1061 e2a1725d 2005-01-04 devnull m->afid = nil;
1063 e2a1725d 2005-01-04 devnull if(m->newfid){
1064 e2a1725d 2005-01-04 devnull fidput(m->newfid);
1065 e2a1725d 2005-01-04 devnull m->newfid = nil;
1067 e2a1725d 2005-01-04 devnull if(m->rx.type == Ropenfd && m->rx.unixfd >= 0){
1068 e2a1725d 2005-01-04 devnull close(m->rx.unixfd);
1069 e2a1725d 2005-01-04 devnull m->rx.unixfd = -1;
1074 d3df3087 2003-12-06 devnull msgput(Msg *m)
1076 05b7f431 2004-03-02 devnull if(m == nil)
1077 05b7f431 2004-03-02 devnull return;
1079 e2a1725d 2005-01-04 devnull if(verbose > 1) fprint(2, "%T msgput 0x%lux %p tag %d/%d ref %d\n",
1080 e2a1725d 2005-01-04 devnull getcallerpc(&m), m, m->tag, m->ctag, m->ref);
1081 d3df3087 2003-12-06 devnull assert(m->ref > 0);
1082 d3df3087 2003-12-06 devnull if(--m->ref > 0)
1083 d3df3087 2003-12-06 devnull return;
1084 16c1defa 2005-11-12 devnull nmsg--;
1085 e2a1725d 2005-01-04 devnull msgclear(m);
1086 e2a1725d 2005-01-04 devnull if(m->tpkt){
1087 e2a1725d 2005-01-04 devnull free(m->tpkt);
1088 e2a1725d 2005-01-04 devnull m->tpkt = nil;
1090 e2a1725d 2005-01-04 devnull if(m->rpkt){
1091 e2a1725d 2005-01-04 devnull free(m->rpkt);
1092 e2a1725d 2005-01-04 devnull m->rpkt = nil;
1094 32f69c36 2003-12-11 devnull m->isopenfd = 0;
1095 32f69c36 2003-12-11 devnull m->internal = 0;
1096 d3df3087 2003-12-06 devnull m->next = freemsg;
1097 d3df3087 2003-12-06 devnull freemsg = m;
1101 ceb04770 2003-12-09 devnull msgget(int n)
1103 ceb04770 2003-12-09 devnull Msg *m;
1105 ceb04770 2003-12-09 devnull if(n < 0 || n >= nmsgtab)
1106 ceb04770 2003-12-09 devnull return nil;
1107 ceb04770 2003-12-09 devnull m = msgtab[n];
1108 ceb04770 2003-12-09 devnull if(m->ref == 0)
1109 ceb04770 2003-12-09 devnull return nil;
1110 e2a1725d 2005-01-04 devnull if(verbose) fprint(2, "%T msgget %d = %p\n", n, m);
1111 e2a1725d 2005-01-04 devnull msgincref(m);
1112 ceb04770 2003-12-09 devnull return m;
1117 d3df3087 2003-12-06 devnull emalloc(int n)
1119 d3df3087 2003-12-06 devnull void *v;
1121 d3df3087 2003-12-06 devnull v = mallocz(n, 1);
1122 ceb04770 2003-12-09 devnull if(v == nil){
1123 ceb04770 2003-12-09 devnull abort();
1124 ceb04770 2003-12-09 devnull sysfatal("out of memory allocating %d", n);
1126 d3df3087 2003-12-06 devnull return v;
1130 d3df3087 2003-12-06 devnull erealloc(void *v, int n)
1132 d3df3087 2003-12-06 devnull v = realloc(v, n);
1133 ceb04770 2003-12-09 devnull if(v == nil){
1134 ceb04770 2003-12-09 devnull abort();
1135 ceb04770 2003-12-09 devnull sysfatal("out of memory reallocating %d", n);
1137 d3df3087 2003-12-06 devnull return v;
1140 d3df3087 2003-12-06 devnull typedef struct Qel Qel;
1141 d3df3087 2003-12-06 devnull struct Qel
1143 d3df3087 2003-12-06 devnull Qel *next;
1144 d3df3087 2003-12-06 devnull void *p;
1147 d3df3087 2003-12-06 devnull struct Queue
1149 d3df3087 2003-12-06 devnull int hungup;
1150 d3df3087 2003-12-06 devnull QLock lk;
1151 d3df3087 2003-12-06 devnull Rendez r;
1152 d3df3087 2003-12-06 devnull Qel *head;
1153 d3df3087 2003-12-06 devnull Qel *tail;
1157 d3df3087 2003-12-06 devnull qalloc(void)
1159 d3df3087 2003-12-06 devnull Queue *q;
1161 d3df3087 2003-12-06 devnull q = mallocz(sizeof(Queue), 1);
1162 d3df3087 2003-12-06 devnull if(q == nil)
1163 d3df3087 2003-12-06 devnull return nil;
1164 d3df3087 2003-12-06 devnull q->r.l = &q->lk;
1165 d3df3087 2003-12-06 devnull return q;
1169 d3df3087 2003-12-06 devnull sendq(Queue *q, void *p)
1171 d3df3087 2003-12-06 devnull Qel *e;
1173 d3df3087 2003-12-06 devnull e = emalloc(sizeof(Qel));
1174 d3df3087 2003-12-06 devnull qlock(&q->lk);
1175 d3df3087 2003-12-06 devnull if(q->hungup){
1176 16c1defa 2005-11-12 devnull free(e);
1177 d3df3087 2003-12-06 devnull werrstr("hungup queue");
1178 d3df3087 2003-12-06 devnull qunlock(&q->lk);
1179 d3df3087 2003-12-06 devnull return -1;
1181 d3df3087 2003-12-06 devnull e->p = p;
1182 d3df3087 2003-12-06 devnull e->next = nil;
1183 d3df3087 2003-12-06 devnull if(q->head == nil)
1184 d3df3087 2003-12-06 devnull q->head = e;
1186 d3df3087 2003-12-06 devnull q->tail->next = e;
1187 d3df3087 2003-12-06 devnull q->tail = e;
1188 d3df3087 2003-12-06 devnull rwakeup(&q->r);
1189 d3df3087 2003-12-06 devnull qunlock(&q->lk);
1190 d3df3087 2003-12-06 devnull return 0;
1194 d3df3087 2003-12-06 devnull recvq(Queue *q)
1196 d3df3087 2003-12-06 devnull void *p;
1197 d3df3087 2003-12-06 devnull Qel *e;
1199 d3df3087 2003-12-06 devnull qlock(&q->lk);
1200 d3df3087 2003-12-06 devnull while(q->head == nil && !q->hungup)
1201 d3df3087 2003-12-06 devnull rsleep(&q->r);
1202 d3df3087 2003-12-06 devnull if(q->hungup){
1203 d3df3087 2003-12-06 devnull qunlock(&q->lk);
1204 d3df3087 2003-12-06 devnull return nil;
1206 d3df3087 2003-12-06 devnull e = q->head;
1207 d3df3087 2003-12-06 devnull q->head = e->next;
1208 d3df3087 2003-12-06 devnull qunlock(&q->lk);
1209 d3df3087 2003-12-06 devnull p = e->p;
1210 d3df3087 2003-12-06 devnull free(e);
1211 d3df3087 2003-12-06 devnull return p;
1215 ceb04770 2003-12-09 devnull read9ppkt(Ioproc *io, int fd)
1217 ceb04770 2003-12-09 devnull uchar buf[4], *pkt;
1218 ceb04770 2003-12-09 devnull int n, nn;
1220 ceb04770 2003-12-09 devnull n = ioreadn(io, fd, buf, 4);
1221 ceb04770 2003-12-09 devnull if(n != 4)
1222 ceb04770 2003-12-09 devnull return nil;
1223 ceb04770 2003-12-09 devnull n = GBIT32(buf);
1224 f2466297 2006-05-04 devnull if(n > MAXMSGSIZE)
1225 f2466297 2006-05-04 devnull return nil;
1226 ceb04770 2003-12-09 devnull pkt = emalloc(n);
1227 ceb04770 2003-12-09 devnull PBIT32(pkt, n);
1228 ceb04770 2003-12-09 devnull nn = ioreadn(io, fd, pkt+4, n-4);
1229 ceb04770 2003-12-09 devnull if(nn != n-4){
1230 ceb04770 2003-12-09 devnull free(pkt);
1231 ceb04770 2003-12-09 devnull return nil;
1233 32f69c36 2003-12-11 devnull /* would do this if we ever got one of these, but we only generate them
1234 32f69c36 2003-12-11 devnull if(pkt[4] == Ropenfd){
1235 32f69c36 2003-12-11 devnull newfd = iorecvfd(io, fd);
1236 32f69c36 2003-12-11 devnull PBIT32(pkt+n-4, newfd);
1239 ceb04770 2003-12-09 devnull return pkt;
1243 215993f8 2005-09-13 devnull mread9p(Ioproc *io, int fd, int dotu)
1245 ceb04770 2003-12-09 devnull int n, nn;
1246 ceb04770 2003-12-09 devnull uchar *pkt;
1247 ceb04770 2003-12-09 devnull Msg *m;
1249 ceb04770 2003-12-09 devnull if((pkt = read9ppkt(io, fd)) == nil)
1250 ceb04770 2003-12-09 devnull return nil;
1252 e2a1725d 2005-01-04 devnull m = msgnew(0);
1253 ceb04770 2003-12-09 devnull m->tpkt = pkt;
1254 ceb04770 2003-12-09 devnull n = GBIT32(pkt);
1255 215993f8 2005-09-13 devnull nn = convM2Su(pkt, n, &m->tx, dotu);
1256 ceb04770 2003-12-09 devnull if(nn != n){
1257 e2a1725d 2005-01-04 devnull fprint(2, "%T read bad packet from %d\n", fd);
1258 ceb04770 2003-12-09 devnull return nil;
1260 ceb04770 2003-12-09 devnull return m;
1264 ceb04770 2003-12-09 devnull mwrite9p(Ioproc *io, int fd, uchar *pkt)
1266 32f69c36 2003-12-11 devnull int n, nfd;
1268 ceb04770 2003-12-09 devnull n = GBIT32(pkt);
1269 e2a1725d 2005-01-04 devnull if(verbose > 2) fprint(2, "%T write %d %d %.*H\n", fd, n, n, pkt);
1270 bb426e77 2005-01-06 devnull if(verbose > 1) fprint(2, "%T before iowrite\n");
1271 ceb04770 2003-12-09 devnull if(iowrite(io, fd, pkt, n) != n){
1272 e2a1725d 2005-01-04 devnull fprint(2, "%T write error: %r\n");
1273 ceb04770 2003-12-09 devnull return -1;
1275 bb426e77 2005-01-06 devnull if(verbose > 1) fprint(2, "%T after iowrite\n");
1276 32f69c36 2003-12-11 devnull if(pkt[4] == Ropenfd){
1277 32f69c36 2003-12-11 devnull nfd = GBIT32(pkt+n-4);
1278 32f69c36 2003-12-11 devnull if(iosendfd(io, fd, nfd) < 0){
1279 e2a1725d 2005-01-04 devnull fprint(2, "%T send fd error: %r\n");
1280 32f69c36 2003-12-11 devnull return -1;
1283 ceb04770 2003-12-09 devnull return 0;
1287 ceb04770 2003-12-09 devnull restring(uchar *pkt, int pn, char *s)
1291 ceb04770 2003-12-09 devnull if(s < (char*)pkt || s >= (char*)pkt+pn)
1292 ceb04770 2003-12-09 devnull return;
1294 ceb04770 2003-12-09 devnull n = strlen(s);
1295 ceb04770 2003-12-09 devnull memmove(s+1, s, n);
1296 ceb04770 2003-12-09 devnull PBIT16((uchar*)s-1, n);
1300 215993f8 2005-09-13 devnull repack(Fcall *f, uchar **ppkt, int dotu)
1302 5c84c448 2005-03-21 devnull uint n, nn;
1303 5c84c448 2005-03-21 devnull uchar *pkt;
1305 5c84c448 2005-03-21 devnull pkt = *ppkt;
1306 5c84c448 2005-03-21 devnull n = GBIT32(pkt);
1307 215993f8 2005-09-13 devnull nn = sizeS2Mu(f, dotu);
1308 5c84c448 2005-03-21 devnull if(nn > n){
1309 5c84c448 2005-03-21 devnull free(pkt);
1310 5c84c448 2005-03-21 devnull pkt = emalloc(nn);
1311 5c84c448 2005-03-21 devnull *ppkt = pkt;
1313 9e2f1d9b 2005-11-21 devnull n = convS2Mu(f, pkt, nn, dotu);
1314 9e2f1d9b 2005-11-21 devnull if(n <= BIT16SZ)
1315 9e2f1d9b 2005-11-21 devnull sysfatal("convS2M conversion error");
1316 9e2f1d9b 2005-11-21 devnull if(n != nn)
1317 9e2f1d9b 2005-11-21 devnull sysfatal("convS2Mu and sizeS2Mu disagree");
1321 ceb04770 2003-12-09 devnull rewritehdr(Fcall *f, uchar *pkt)
1323 ceb04770 2003-12-09 devnull int i, n;
1325 ceb04770 2003-12-09 devnull n = GBIT32(pkt);
1326 ceb04770 2003-12-09 devnull PBIT16(pkt+5, f->tag);
1327 ceb04770 2003-12-09 devnull switch(f->type){
1328 ceb04770 2003-12-09 devnull case Tversion:
1329 ceb04770 2003-12-09 devnull case Rversion:
1330 ceb04770 2003-12-09 devnull restring(pkt, n, f->version);
1332 ceb04770 2003-12-09 devnull case Tauth:
1333 ceb04770 2003-12-09 devnull PBIT32(pkt+7, f->afid);
1334 ceb04770 2003-12-09 devnull restring(pkt, n, f->uname);
1335 ceb04770 2003-12-09 devnull restring(pkt, n, f->aname);
1337 ceb04770 2003-12-09 devnull case Tflush:
1338 ceb04770 2003-12-09 devnull PBIT16(pkt+7, f->oldtag);
1340 ceb04770 2003-12-09 devnull case Tattach:
1341 ceb04770 2003-12-09 devnull restring(pkt, n, f->uname);
1342 ceb04770 2003-12-09 devnull restring(pkt, n, f->aname);
1343 ceb04770 2003-12-09 devnull PBIT32(pkt+7, f->fid);
1344 ceb04770 2003-12-09 devnull PBIT32(pkt+11, f->afid);
1346 ceb04770 2003-12-09 devnull case Twalk:
1347 ceb04770 2003-12-09 devnull PBIT32(pkt+7, f->fid);
1348 ceb04770 2003-12-09 devnull PBIT32(pkt+11, f->newfid);
1349 ceb04770 2003-12-09 devnull for(i=0; i<f->nwname; i++)
1350 ceb04770 2003-12-09 devnull restring(pkt, n, f->wname[i]);
1352 ceb04770 2003-12-09 devnull case Tcreate:
1353 ceb04770 2003-12-09 devnull restring(pkt, n, f->name);
1354 ceb04770 2003-12-09 devnull /* fall through */
1355 ceb04770 2003-12-09 devnull case Topen:
1356 ceb04770 2003-12-09 devnull case Tclunk:
1357 ceb04770 2003-12-09 devnull case Tremove:
1358 ceb04770 2003-12-09 devnull case Tstat:
1359 ceb04770 2003-12-09 devnull case Twstat:
1360 9777187b 2006-02-03 devnull case Twrite:
1361 ceb04770 2003-12-09 devnull PBIT32(pkt+7, f->fid);
1363 9777187b 2006-02-03 devnull case Tread:
1364 9777187b 2006-02-03 devnull PBIT32(pkt+7, f->fid);
1365 9777187b 2006-02-03 devnull PBIT64(pkt+11, f->offset);
1367 ceb04770 2003-12-09 devnull case Rerror:
1368 ceb04770 2003-12-09 devnull restring(pkt, n, f->ename);
1373 32f69c36 2003-12-11 devnull static long
1374 ceb04770 2003-12-09 devnull _iolisten(va_list *arg)
1376 ceb04770 2003-12-09 devnull char *a, *b;
1378 ceb04770 2003-12-09 devnull a = va_arg(*arg, char*);
1379 ceb04770 2003-12-09 devnull b = va_arg(*arg, char*);
1380 ceb04770 2003-12-09 devnull return listen(a, b);
1384 ceb04770 2003-12-09 devnull iolisten(Ioproc *io, char *a, char *b)
1386 ceb04770 2003-12-09 devnull return iocall(io, _iolisten, a, b);
1389 ceb04770 2003-12-09 devnull static long
1390 ceb04770 2003-12-09 devnull _ioaccept(va_list *arg)
1392 ceb04770 2003-12-09 devnull int fd;
1393 ceb04770 2003-12-09 devnull char *dir;
1395 ceb04770 2003-12-09 devnull fd = va_arg(*arg, int);
1396 ceb04770 2003-12-09 devnull dir = va_arg(*arg, char*);
1397 ceb04770 2003-12-09 devnull return accept(fd, dir);
1401 ceb04770 2003-12-09 devnull ioaccept(Ioproc *io, int fd, char *dir)
1403 ceb04770 2003-12-09 devnull return iocall(io, _ioaccept, fd, dir);
1407 e2a1725d 2005-01-04 devnull timefmt(Fmt *fmt)
1409 e2a1725d 2005-01-04 devnull static char *mon[] = { "Jan", "Feb", "Mar", "Apr", "May", "Jun",
1410 e2a1725d 2005-01-04 devnull "Jul", "Aug", "Sep", "Oct", "Nov", "Dec" };
1411 bb426e77 2005-01-06 devnull vlong ns;
1413 bb426e77 2005-01-06 devnull ns = nsec();
1414 e2a1725d 2005-01-04 devnull tm = *localtime(time(0));
1415 bb426e77 2005-01-06 devnull return fmtprint(fmt, "%s %2d %02d:%02d:%02d.%03d",
1416 bb426e77 2005-01-06 devnull mon[tm.mon], tm.mday, tm.hour, tm.min, tm.sec,
1417 bb426e77 2005-01-06 devnull (int)(ns%1000000000)/1000000);
1421 16c1defa 2005-11-12 devnull cvtustat(Fcall *f, uchar **fpkt, int tounix)
1424 23e7c657 2005-09-13 devnull uchar *buf;
1425 215993f8 2005-09-13 devnull char *str;
1426 215993f8 2005-09-13 devnull Dir dir;
1428 215993f8 2005-09-13 devnull str = emalloc(f->nstat);
1429 16c1defa 2005-11-12 devnull n = convM2Du(f->stat, f->nstat, &dir, str, !tounix);
1430 16c1defa 2005-11-12 devnull if(n <= BIT16SZ){
1431 16c1defa 2005-11-12 devnull free(str);
1432 215993f8 2005-09-13 devnull return -1;
1435 16c1defa 2005-11-12 devnull n = sizeD2Mu(&dir, tounix);
1436 16c1defa 2005-11-12 devnull buf = emalloc(n);
1437 9e2f1d9b 2005-11-21 devnull if(convD2Mu(&dir, buf, n, tounix) != n)
1438 9e2f1d9b 2005-11-21 devnull sysfatal("convD2Mu conversion error");
1439 215993f8 2005-09-13 devnull f->nstat = n;
1440 215993f8 2005-09-13 devnull f->stat = buf;
1442 215993f8 2005-09-13 devnull repack(f, fpkt, dotu);
1443 215993f8 2005-09-13 devnull free(buf);
1444 16c1defa 2005-11-12 devnull f->stat = nil; /* is this okay ??? */
1445 215993f8 2005-09-13 devnull free(str);
1447 215993f8 2005-09-13 devnull return 0;
1451 215993f8 2005-09-13 devnull stripudirread(Msg* msg)
1453 23e7c657 2005-09-13 devnull char *str;
1454 215993f8 2005-09-13 devnull int i, m, n, nn;
1455 23e7c657 2005-09-13 devnull uchar *buf;
1457 215993f8 2005-09-13 devnull Fcall* rx;
1459 215993f8 2005-09-13 devnull buf = nil;
1460 215993f8 2005-09-13 devnull str = nil;
1461 215993f8 2005-09-13 devnull rx = &msg->rx;
1463 215993f8 2005-09-13 devnull nn = 0;
1464 215993f8 2005-09-13 devnull for(i = 0; i < rx->count; i += m){
1465 215993f8 2005-09-13 devnull m = BIT16SZ + GBIT16(&rx->data[i]);
1466 54705b4a 2005-09-13 devnull if(statchecku((uchar*)&rx->data[i], m, 1) < 0)
1467 215993f8 2005-09-13 devnull return -1;
1468 215993f8 2005-09-13 devnull if(nn < m)
1469 215993f8 2005-09-13 devnull nn = m;
1473 215993f8 2005-09-13 devnull str = emalloc(nn);
1474 215993f8 2005-09-13 devnull buf = emalloc(rx->count);
1476 215993f8 2005-09-13 devnull nn = 0;
1477 215993f8 2005-09-13 devnull for(i = 0; i < rx->count; i += m){
1478 215993f8 2005-09-13 devnull m = BIT16SZ + GBIT16(&rx->data[i]);
1479 54705b4a 2005-09-13 devnull if(convM2Du((uchar*)&rx->data[i], m, &d, str, 1) != m){
1480 215993f8 2005-09-13 devnull free(buf);
1481 215993f8 2005-09-13 devnull free(str);
1482 215993f8 2005-09-13 devnull return -1;
1485 215993f8 2005-09-13 devnull n = convD2M(&d, &buf[nn], rx->count - nn);
1486 215993f8 2005-09-13 devnull if(n <= BIT16SZ){
1487 215993f8 2005-09-13 devnull free(buf);
1488 215993f8 2005-09-13 devnull free(str);
1489 215993f8 2005-09-13 devnull return -1;
1492 215993f8 2005-09-13 devnull nn += n;
1495 215993f8 2005-09-13 devnull rx->count = nn;
1496 54705b4a 2005-09-13 devnull rx->data = (char*)buf;
1498 215993f8 2005-09-13 devnull repack(&msg->rx, &msg->rpkt, 0);
1499 215993f8 2005-09-13 devnull free(str);
1500 215993f8 2005-09-13 devnull free(buf);
1501 16c1defa 2005-11-12 devnull rx->data = nil; /* is this okay ??? */
1503 215993f8 2005-09-13 devnull return 0;