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proceeded with wmiifs

This commit is contained in:
Anselm R. Garbe 2006-02-07 18:27:25 +01:00
parent 188ff84e8a
commit 4027357dce
1 changed files with 61 additions and 55 deletions
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102
cmd/wmiifs.c
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@ -73,6 +73,16 @@ name_to_mount(char *name)
return nil;
}
static Bind *
fid_to_bind(unsigned int fid)
{
size_t i;
for(i = 0; i < nbind; i++)
if(bind[i]->fid == fid)
return bind[i];
return nil;
}
static Bind *
rx_to_bind(IXPConn *c)
{
@ -280,19 +290,6 @@ type_to_stat(Stat *stat, char *name, Qid *dir)
return 0;
}
static Mount *
map_to_mount(IXPMap *m)
{
unsigned short id;
int i;
if((id = qpath_id(m->qid.path))) { /* remote */
i = index_of_id(id);
if((i >= 0) && (i < nmount))
return mount[i];
}
return nil;
}
static void
mnterror(IXPConn *c, Fcall *fcall)
{
@ -311,18 +308,15 @@ mntwalk(IXPConn *c, Fcall *fcall)
return;
}
fprintf(stderr, "mntwalk: %s\n", b->fcall.wname[0]);
if(mkqid(&dir, b->fcall.wname[0], &b->fcall.wqid[0], True) == -1) {
ixp_server_respond_error(b->tx, &b->fcall, Enofile);
xunbind(b);
return;
}
fprintf(stderr, "%s\n", "mntwalk 2");
dir = b->fcall.wqid[0]; /* mount point */
for(nwqid = 1; nwqid - 1 < b->client.fcall.nwqid; nwqid++)
b->fcall.wqid[nwqid] = b->client.fcall.wqid[nwqid - 1];
fprintf(stderr, "mntwalk: %d\n", nwqid);
if(!nwqid) {
ixp_server_respond_error(b->tx, &b->fcall, Enofile);
xunbind(b);
@ -344,6 +338,23 @@ mntwalk(IXPConn *c, Fcall *fcall)
ixp_server_respond_fcall(b->tx, &b->fcall);
}
static char *
mux(Bind *b, Fcall *tx)
{
unsigned int msize;
ixp_fcall_to_msg(tx, msg, IXP_MAX_MSG);
ixp_msg_to_fcall(msg, IXP_MAX_MSG, &b->client.fcall);
ixp_msg_to_fcall(msg, IXP_MAX_MSG, &b->fcall);
msize = ixp_fcall_to_msg(&b->client.fcall, msg, IXP_MAX_MSG);
b->client.errstr = 0;
if(ixp_send_message(b->client.fd, msg, msize, &b->client.errstr) != msize) {
xunbind(b);
return Enofile;
}
return nil;
}
static char *
xwalk(IXPConn *c, Fcall *fcall)
{
@ -359,7 +370,6 @@ xwalk(IXPConn *c, Fcall *fcall)
if(fcall->nwname) {
dir = m->qid;
if((mnt = name_to_mount(fcall->wname[0]))) {
fprintf(stderr, "%s", "xwalk: remote\n");
unsigned int i;
Bind *b = xbind(mnt->address, fcall->fid, c);
if(!b)
@ -374,19 +384,11 @@ xwalk(IXPConn *c, Fcall *fcall)
cext_strlcpy(b->client.fcall.wname[i - 1], fcall->wname[i],
sizeof(b->client.fcall.wname[i - 1]));
i = ixp_fcall_to_msg(&b->client.fcall, msg, IXP_MAX_MSG);
b->client.errstr = 0;
if(ixp_send_message(b->client.fd, msg, i, &b->client.errstr) != i) {
xunbind(b);
return Enofile;
}
return nil;
return mux(b, &b->client.fcall);
}
else {
fprintf(stderr, "%s", "xwalk: local\n");
for(nwqid = 0; (nwqid < fcall->nwname)
&& !mkqid(&dir, fcall->wname[nwqid], &fcall->wqid[nwqid], True); nwqid++) {
/*fprintf(stderr, "wname=%s nwqid=%d\n", fcall->wname[nwqid], nwqid);*/
dir = fcall->wqid[nwqid];
}
if(!nwqid)
@ -429,36 +431,20 @@ static char *
xopen(IXPConn *c, Fcall *fcall)
{
IXPMap *m = ixp_server_fid2map(c, fcall->fid);
Mount *mnt;
Bind *b;
if(!m)
return Enofid;
if((mnt = map_to_mount(m))) { /* remote */
#if 0
unsigned int msize;
ixp_fcall_to_msg(fcall, msg, IXP_MAX_MSG);
ixp_msg_to_fcall(msg, IXP_MAX_MSG, &mnt->client.fcall);
fcall->tag = mnt->client.fcall.tag = tag++;
msize = ixp_fcall_to_msg(&mnt->client.fcall, msg, IXP_MAX_MSG);
mnt->client.errstr = 0;
if(ixp_send_message(mnt->client.fd, msg, msize, &mnt->client.errstr) != msize) {
xclose_mount(mnt->respond);
return Enofile;
}
/* message will be received by mnt->respond */
ixp_server_enqueue_fcall(mnt->respond, fcall);
#endif
return nil;
}
else { /* local */
if((b = fid_to_bind(m->fid)))
return mux(b, fcall);
if(!(fcall->mode | IXP_OREAD) && !(fcall->mode | IXP_OWRITE))
return Enomode;
fcall->id = ROPEN;
fcall->qid = m->qid;
fcall->iounit = 2048;
ixp_server_respond_fcall(c, fcall);
}
return nil;
}
@ -472,10 +458,13 @@ xremove(IXPConn *c, Fcall *fcall)
{
IXPMap *m = ixp_server_fid2map(c, fcall->fid);
unsigned short id = qpath_id(m->qid.path);
Bind *b;
int i;
if(!m)
return Enofid;
if((b = fid_to_bind(m->fid)))
return mux(b, fcall);
if(id && ((i = qpath_id(id)) == -1))
return Enofile;
if((qpath_type(m->qid.path) == Dmount) && (i < nmount)) {
@ -500,10 +489,13 @@ xread(IXPConn *c, Fcall *fcall)
unsigned short id;
unsigned char *p = fcall->data;
unsigned int len = 0;
Bind *b;
int i;
if(!m)
return Enofid;
if((b = fid_to_bind(m->fid)))
return mux(b, fcall);
id = qpath_id(m->qid.path);
if(id && ((i = index_of_id(id)) == -1))
return Enofile;
@ -565,18 +557,27 @@ xread(IXPConn *c, Fcall *fcall)
static void
mntstat(IXPConn *c, Fcall *fcall)
{
Bind *b = rx_to_bind(c);
if(!b) {
fprintf(stderr, "%s\n", "wmiifs: fatal, no bind associated to connection");
return;
}
}
static char *
xstat(IXPConn *c, Fcall *fcall)
{
IXPMap *m = ixp_server_fid2map(c, fcall->fid);
Bind *b;
char *name;
if(!m)
return Enofid;
if((b = fid_to_bind(m->fid)))
return mux(b, fcall);
name = qid_to_name(&m->qid);
/*fprintf(stderr, "xstat: name=%s\n", name);*/
if(!type_to_stat(&fcall->stat, name, &m->qid))
return Enofile;
fcall->id = RSTAT;
@ -595,9 +596,12 @@ xwrite(IXPConn *c, Fcall *fcall)
char *err;
char buf[256];
IXPMap *m = ixp_server_fid2map(c, fcall->fid);
Bind *b;
if(!m)
return Enofid;
if((b = fid_to_bind(m->fid)))
return mux(b, fcall);
switch (qpath_type(m->qid.path)) {
case Fctl:
if(fcall->count > sizeof(buf) - 1)
@ -634,9 +638,12 @@ char *
xclunk(IXPConn *c, Fcall *fcall)
{
IXPMap *m = ixp_server_fid2map(c, fcall->fid);
Bind *b;
if(!m)
return Enofid;
if((b = fid_to_bind(m->fid)))
return mux(b, fcall);
cext_array_detach((void **)c->map, m, &c->mapsz);
free(m);
fcall->id = RCLUNK;
@ -674,7 +681,6 @@ do_fcall(IXPConn *c)
char *errstr;
if((msize = ixp_server_receive_fcall(c, &fcall))) {
fprintf(stderr, "fcall=%d\n", fcall.id);
switch(fcall.id) {
case TVERSION: errstr = wmii_ixp_version(c, &fcall); break;
case TATTACH: errstr = wmii_ixp_attach(c, &fcall); break;