static void
test_rmknod (void)
{
Npfcall *fc, *fc2;
struct p9_qid qid = { 1, 2, 3 };
if (!(fc = np_create_rmknod (&qid)))
msg_exit ("out of memory");
fc2 = _rcv_buf (fc, P9_RMKNOD, __FUNCTION__);
assert (fc->u.rmknod.qid.type == fc2->u.rmknod.qid.type);
assert (fc->u.rmknod.qid.version == fc2->u.rmknod.qid.version);
assert (fc->u.rmknod.qid.path == fc2->u.rmknod.qid.path);
free (fc);
free (fc2);
}
Npfcall*
diod_mknod(Npfid *fid, Npstr *name, u32 mode, u32 major, u32 minor, u32 gid)
{
Npsrv *srv = fid->conn->srv;
Npfcall *ret;
Fid *f = fid->aux;
Path npath = NULL;
Npqid qid;
struct stat sb;
if ((f->flags & DIOD_FID_FLAGS_ROFS)) {
np_uerror (EROFS);
goto error_quiet;
}
if (!(npath = path_append (srv, f->path, name))) {
np_uerror (ENOMEM);
goto error;
}
if (mknod (path_s (npath), mode, makedev (major, minor)) < 0
|| lstat (path_s (npath), &sb) < 0) {
np_uerror (errno);
goto error_quiet;
}
diod_ustat2qid (&sb, &qid);
if (!((ret = np_create_rmknod (&qid)))) {
(void)unlink (path_s (npath));
np_uerror (ENOMEM);
goto error;
}
path_decref (srv, npath);
return ret;
error:
errn (np_rerror (), "diod_mknod %s@%s:%s/%.*s",
fid->user->uname, np_conn_get_client_id (fid->conn), path_s (f->path),
name->len, name->str);
error_quiet:
if (npath)
path_decref (srv, npath);
return NULL;
}
Npfcall*
diod_mknod(Npfid *fid, Npstr *name, u32 mode, u32 major, u32 minor, u32 gid)
{
Npfcall *ret;
Fid *f = fid->aux;
char *npath = NULL;
Npqid qid;
struct stat sb;
if ((f->xflags & XFLAGS_RO)) {
np_uerror (EROFS);
goto error_quiet;
}
if (!(npath = _mkpath(f->path, name))) {
np_uerror (ENOMEM);
goto error;
}
if (mknod (npath, mode, makedev (major, minor)) < 0
|| lstat (npath, &sb) < 0) {
np_uerror (errno);
goto error_quiet;
}
_ustat2qid (&sb, &qid);
if (!((ret = np_create_rmknod (&qid)))) {
(void)unlink (npath);
np_uerror (ENOMEM);
goto error;
}
free (npath);
return ret;
error:
errn (np_rerror (), "diod_mknod %s@%s:%s/%.*s",
fid->user->uname, np_conn_get_client_id (fid->conn), f->path,
name->len, name->str);
error_quiet:
if (npath)
free (npath);
return NULL;
}
