static void
fdirconv(char *buf, char *e, Dir *d)
{
char tmp[16];
seprint(buf, e, "'%s' '%s' '%s' '%s' "
"q " QIDFMT " m %#luo "
"at %ld mt %ld l %lld "
"t %d d %d",
d->name, d->uid, d->gid, d->muid,
d->qid.path, d->qid.vers, qidtype(tmp, d->qid.type), d->mode,
d->atime, d->mtime, d->length,
d->type, d->dev);
}
int
fcallfmt(Fmt *fmt)
{
Fcall *f;
int fid, type, tag, i;
char buf[512], tmp[200];
char *p, *e;
Dir *d;
Qid *q;
e = buf+sizeof(buf);
f = va_arg(fmt->args, Fcall*);
type = f->type;
fid = f->fid;
tag = f->tag;
switch(type){
case Tversion: /* 100 */
seprint(buf, e, "Tversion tag %ud msize %ud version '%s'", tag, f->msize, f->version);
break;
case Rversion:
seprint(buf, e, "Rversion tag %ud msize %ud version '%s'", tag, f->msize, f->version);
break;
case Tauth: /* 102 */
seprint(buf, e, "Tauth tag %ud afid %d uname %s aname %s", tag,
f->afid, f->uname, f->aname);
break;
case Rauth:
seprint(buf, e, "Rauth tag %ud qid " QIDFMT, tag,
f->aqid.path, f->aqid.vers, qidtype(tmp, f->aqid.type));
break;
case Tattach: /* 104 */
seprint(buf, e, "Tattach tag %ud fid %d afid %d uname %s aname %s", tag,
fid, f->afid, f->uname, f->aname);
break;
case Rattach:
seprint(buf, e, "Rattach tag %ud qid " QIDFMT, tag,
f->qid.path, f->qid.vers, qidtype(tmp, f->qid.type));
break;
case Rerror: /* 107; 106 (Terror) illegal */
seprint(buf, e, "Rerror tag %ud ename %s", tag, f->ename);
break;
case Tflush: /* 108 */
seprint(buf, e, "Tflush tag %ud oldtag %ud", tag, f->oldtag);
break;
case Rflush:
seprint(buf, e, "Rflush tag %ud", tag);
break;
case Twalk: /* 110 */
p = seprint(buf, e, "Twalk tag %ud fid %d newfid %d nwname %d ", tag, fid, f->newfid, f->nwname);
if(f->nwname <= MAXWELEM)
for(i=0; i<f->nwname; i++)
p = seprint(p, e, "%d:%s ", i, f->wname[i]);
break;
case Rwalk:
p = seprint(buf, e, "Rwalk tag %ud nwqid %ud ", tag, f->nwqid);
if(f->nwqid <= MAXWELEM)
for(i=0; i<f->nwqid; i++){
q = &f->wqid[i];
p = seprint(p, e, "%d:" QIDFMT " ", i,
q->path, q->vers, qidtype(tmp, q->type));
}
break;
case Topen: /* 112 */
seprint(buf, e, "Topen tag %ud fid %ud mode %d", tag, fid, f->mode);
break;
case Ropen:
seprint(buf, e, "Ropen tag %ud qid " QIDFMT " iounit %ud ", tag,
f->qid.path, f->qid.vers, qidtype(tmp, f->qid.type), f->iounit);
break;
case Tcreate: /* 114 */
seprint(buf, e, "Tcreate tag %ud fid %ud name %s perm %M mode %d", tag, fid, f->name,
(uint32_t)f->perm, f->mode);
break;
case Rcreate:
seprint(buf, e, "Rcreate tag %ud qid " QIDFMT " iounit %ud ", tag,
f->qid.path, f->qid.vers, qidtype(tmp, f->qid.type), f->iounit);
break;
case Tread: /* 116 */
seprint(buf, e, "Tread tag %ud fid %d offset %lld count %ud",
tag, fid, f->offset, f->count);
break;
case Rread:
p = seprint(buf, e, "Rread tag %ud count %ud ", tag, f->count);
dumpsome(p, e, f->data, f->count);
break;
case Twrite: /* 118 */
p = seprint(buf, e, "Twrite tag %ud fid %d offset %lld count %ud ",
tag, fid, f->offset, f->count);
dumpsome(p, e, f->data, f->count);
break;
case Rwrite:
seprint(buf, e, "Rwrite tag %ud count %ud", tag, f->count);
break;
case Tclunk: /* 120 */
seprint(buf, e, "Tclunk tag %ud fid %ud", tag, fid);
break;
case Rclunk:
seprint(buf, e, "Rclunk tag %ud", tag);
break;
case Tremove: /* 122 */
seprint(buf, e, "Tremove tag %ud fid %ud", tag, fid);
break;
case Rremove:
seprint(buf, e, "Rremove tag %ud", tag);
break;
case Tstat: /* 124 */
seprint(buf, e, "Tstat tag %ud fid %ud", tag, fid);
break;
case Rstat:
p = seprint(buf, e, "Rstat tag %ud ", tag);
if(f->nstat > sizeof tmp)
seprint(p, e, " stat(%d bytes)", f->nstat);
else{
d = (Dir*)tmp;
convM2D(f->stat, f->nstat, d, (char*)(d+1));
seprint(p, e, " stat ");
fdirconv(p+6, e, d);
}
break;
case Twstat: /* 126 */
p = seprint(buf, e, "Twstat tag %ud fid %ud", tag, fid);
if(f->nstat > sizeof tmp)
seprint(p, e, " stat(%d bytes)", f->nstat);
else{
d = (Dir*)tmp;
convM2D(f->stat, f->nstat, d, (char*)(d+1));
seprint(p, e, " stat ");
fdirconv(p+6, e, d);
}
break;
case Rwstat:
seprint(buf, e, "Rwstat tag %ud", tag);
break;
default:
seprint(buf, e, "unknown type %d", type);
}
return fmtstrcpy(fmt, buf);
}
static char*
fswalk1(Fid *fid, char *name, Qid *qid)
{
char *q;
int i, isdotdot, n, t;
uvlong path;
Aux *a;
Whist *wh;
String *s;
isdotdot = strcmp(name, "..")==0;
n = strtoul(name, &q, 10);
path = fid->qid.path;
a = fid->aux;
switch(qidtype(path)){
case 0:
return "wikifs: bad path in server (bug)";
case Droot:
if(isdotdot){
*qid = fid->qid;
return nil;
}
if(strcmp(name, "new")==0){
*qid = (Qid){mkqid(Fnew, 0, 0, 0), 0, 0};
return nil;
}
if(strcmp(name, "map")==0){
*qid = (Qid){mkqid(Fmap, 0, 0, 0), 0, 0};
return nil;
}
if((*q!='\0' || (wh=getcurrent(n))==nil)
&& (wh=getcurrentbyname(name))==nil)
return "file does not exist";
*qid = (Qid){mkqid(D1st, wh->n, 0, 0), wh->doc->time, QTDIR};
a->w = wh;
return nil;
case D1st:
if(isdotdot){
*qid = (Qid){mkqid(Droot, 0, 0, 0), 0, QTDIR};
return nil;
}
/* handle history directories */
if(*q == '\0'){
if((wh = gethistory(qidnum(path))) == nil)
return "file does not exist";
for(i=0; i<wh->ndoc; i++)
if(wh->doc[i].time == n)
break;
if(i==wh->ndoc){
closewhist(wh);
return "file does not exist";
}
closewhist(a->w);
a->w = wh;
a->n = i;
*qid = (Qid){mkqid(D2nd, qidnum(path), i, 0), wh->doc[i].time, QTDIR};
return nil;
}
/* handle files other than index */
for(i=0; i<nelem(filelist); i++){
if(strcmp(name, filelist[i])==0){
if(needhist[i]){
if((wh = gethistory(qidnum(path))) == nil)
return "file does not exist";
closewhist(a->w);
a->w = wh;
}
*qid = (Qid){mkqid(F1st, qidnum(path), 0, i), a->w->doc->time, 0};
goto Gotfile;
}
}
return "file does not exist";
case D2nd:
if(isdotdot){
/*
* Can't use a->w[a->ndoc-1] because that
* might be a failed write rather than the real one.
*/
*qid = (Qid){mkqid(D1st, qidnum(path), 0, 0), 0, QTDIR};
if((wh = getcurrent(qidnum(path))) == nil)
return "file does not exist";
closewhist(a->w);
a->w = wh;
a->n = 0;
return nil;
}
for(i=0; i<=Qraw; i++){
if(strcmp(name, filelist[i])==0){
*qid = (Qid){mkqid(F2nd, qidnum(path), qidvers(path), i), a->w->doc->time, 0};
goto Gotfile;
}
}
return "file does not exist";
default:
return "bad programming";
}
/* not reached */
Gotfile:
t = qidtype(qid->path);
switch(qidfile(qid->path)){
case Qindexhtml:
s = tohtml(a->w, a->w->doc+a->n,
t==F1st? Tpage : Toldpage);
break;
case Qindextxt:
s = totext(a->w, a->w->doc+a->n,
t==F1st? Tpage : Toldpage);
break;
case Qraw:
s = s_copy(a->w->title);
s = s_append(s, "\n");
s = doctext(s, &a->w->doc[a->n]);
break;
case Qhistoryhtml:
s = tohtml(a->w, a->w->doc+a->n, Thistory);
break;
case Qhistorytxt:
s = totext(a->w, a->w->doc+a->n, Thistory);
break;
case Qdiffhtml:
s = tohtml(a->w, a->w->doc+a->n, Tdiff);
break;
case Qedithtml:
s = tohtml(a->w, a->w->doc+a->n, Tedit);
break;
case Qwerrorhtml:
s = tohtml(a->w, a->w->doc+a->n, Twerror);
break;
case Qwerrortxt:
s = totext(a->w, a->w->doc+a->n, Twerror);
break;
case Qhttplogin:
s = httplogin();
break;
default:
return "internal error";
}
a->s = s;
return nil;
}
static void
fsopen(Req *r)
{
int t;
uvlong path;
Aux *a;
Fid *fid;
Whist *wh;
fid = r->fid;
path = fid->qid.path;
t = qidtype(fid->qid.path);
if((r->ifcall.mode != OREAD && t != Fnew && t != Fmap)
|| (r->ifcall.mode&ORCLOSE)){
respond(r, "permission denied");
return;
}
a = fid->aux;
switch(t){
case Droot:
currentmap(0);
rlock(&maplock);
a->map = map;
incref(map);
runlock(&maplock);
respond(r, nil);
break;
case D1st:
if((wh = gethistory(qidnum(path))) == nil){
respond(r, "file does not exist");
return;
}
closewhist(a->w);
a->w = wh;
a->n = a->w->ndoc-1;
r->ofcall.qid.vers = wh->doc[a->n].time;
r->fid->qid = r->ofcall.qid;
respond(r, nil);
break;
case D2nd:
respond(r, nil);
break;
case Fnew:
a->s = s_copy("");
respond(r, nil);
break;
case Fmap:
case F1st:
case F2nd:
respond(r, nil);
break;
default:
respond(r, "programmer error");
break;
}
}
int
fcallconv(va_list *arg, Fconv *f1)
{
Fcall *f;
int fid, type, tag, n, i;
char buf[512], tmp[200];
Dir *d;
Qid *q;
f = va_arg(*arg, Fcall*);
type = f->type;
fid = f->fid;
tag = f->tag;
switch(type){
case Tversion: /* 100 */
sprint(buf, "Tversion tag %ud msize %ud version '%s'", tag, f->msize, f->version);
break;
case Rversion:
sprint(buf, "Rversion tag %ud msize %ud version '%s'", tag, f->msize, f->version);
break;
case Tauth: /* 102 */
sprint(buf, "Tauth tag %ud afid %d uname %s aname %s", tag,
f->afid, f->uname, f->aname);
break;
case Rauth:
sprint(buf, "Rauth tag %ud qid " QIDFMT, tag,
f->aqid.path, f->aqid.vers, qidtype(tmp, f->aqid.type));
break;
case Tattach: /* 104 */
sprint(buf, "Tattach tag %ud fid %d afid %d uname %s aname %s", tag,
fid, f->afid, f->uname, f->aname);
break;
case Rattach:
sprint(buf, "Rattach tag %ud qid " QIDFMT, tag,
f->qid.path, f->qid.vers, qidtype(tmp, f->qid.type));
break;
case Rerror: /* 107; 106 (Terror) illegal */
sprint(buf, "Rerror tag %ud ename %s", tag, f->ename);
break;
case Tflush: /* 108 */
sprint(buf, "Tflush tag %ud oldtag %ud", tag, f->oldtag);
break;
case Rflush:
sprint(buf, "Rflush tag %ud", tag);
break;
case Twalk: /* 110 */
n = sprint(buf, "Twalk tag %ud fid %d newfid %d nwname %d ", tag, fid, f->newfid, f->nwname);
for(i=0; i<f->nwname; i++)
n += sprint(buf+n, "%d:%s ", i, f->wname[i]);
break;
case Rwalk:
n = sprint(buf, "Rwalk tag %ud nwqid %ud ", tag, f->nwqid);
for(i=0; i<f->nwqid; i++){
q = &f->wqid[i];
n += sprint(buf+n, "%d:" QIDFMT " ", i,
q->path, q->vers, qidtype(tmp, q->type));
}
break;
case Topen: /* 112 */
sprint(buf, "Topen tag %ud fid %ud mode %d", tag, fid, f->mode);
break;
case Ropen:
sprint(buf, "Ropen tag %ud qid " QIDFMT " iounit %ud ", tag,
f->qid.path, f->qid.vers, qidtype(tmp, f->qid.type), f->iounit);
break;
case Tcreate: /* 114 */
sprint(buf, "Tcreate tag %ud fid %ud name %s perm %M mode %d",
tag, fid, f->name, (ulong)f->perm, f->mode);
break;
case Rcreate:
sprint(buf, "Rcreate tag %ud qid " QIDFMT " iounit %ud ", tag,
f->qid.path, f->qid.vers, qidtype(tmp, f->qid.type), f->iounit);
break;
case Tread: /* 116 */
sprint(buf, "Tread tag %ud fid %d offset %lld count %ud",
tag, fid, f->offset, f->count);
break;
case Rread:
n = sprint(buf, "Rread tag %ud count %ud ", tag, f->count);
dumpsome(buf+n, f->data, f->count);
break;
case Twrite: /* 118 */
n = sprint(buf, "Twrite tag %ud fid %d offset %lld count %ud ",
tag, fid, f->offset, f->count);
dumpsome(buf+n, f->data, f->count);
break;
case Rwrite:
sprint(buf, "Rwrite tag %ud count %ud", tag, f->count);
break;
case Tclunk: /* 120 */
sprint(buf, "Tclunk tag %ud fid %ud", tag, fid);
break;
case Rclunk:
sprint(buf, "Rclunk tag %ud", tag);
break;
case Tremove: /* 122 */
sprint(buf, "Tremove tag %ud fid %ud", tag, fid);
break;
case Rremove:
sprint(buf, "Rremove tag %ud", tag);
break;
case Tstat: /* 124 */
sprint(buf, "Tstat tag %ud fid %ud", tag, fid);
break;
case Rstat:
n = sprint(buf, "Rstat tag %ud ", tag);
if(f->nstat > sizeof tmp)
sprint(buf+n, " stat(%d bytes)", f->nstat);
else{
d = (Dir*)tmp;
(old9p?convM2Dold:convM2D)(f->stat, f->nstat, d, (char*)(d+1));
sprint(buf+n, " stat ");
fdirconv(buf+n+6, d);
}
break;
case Twstat: /* 126 */
n = sprint(buf, "Twstat tag %ud fid %ud", tag, fid);
if(f->nstat > sizeof tmp)
sprint(buf+n, " stat(%d bytes)", f->nstat);
else{
d = (Dir*)tmp;
(old9p?convM2Dold:convM2D)(f->stat, f->nstat, d, (char*)(d+1));
sprint(buf+n, " stat ");
fdirconv(buf+n+6, d);
}
break;
case Rwstat:
sprint(buf, "Rwstat tag %ud", tag);
break;
default:
sprint(buf, "unknown type %d", type);
}
strconv(buf, f1);
return(sizeof(Fcall*));
}