d - int32_t
q - int64_t
s - string
+ u - numeric uid
+ g - numeric gid
S - stat
Q - qid
D - data blob (int32_t size followed by void *, results are not freed)
(*sptr)[len] = 0;
}
break;
+ case 'u': {
+ kuid_t *uid = va_arg(ap, kuid_t *);
+ __le32 le_val;
+ if (pdu_read(pdu, &le_val, sizeof(le_val))) {
+ errcode = -EFAULT;
+ break;
+ }
+ *uid = make_kuid(&init_user_ns,
+ le32_to_cpu(le_val));
+ } break;
+ case 'g': {
+ kgid_t *gid = va_arg(ap, kgid_t *);
+ __le32 le_val;
+ if (pdu_read(pdu, &le_val, sizeof(le_val))) {
+ errcode = -EFAULT;
+ break;
+ }
+ *gid = make_kgid(&init_user_ns,
+ le32_to_cpu(le_val));
+ } break;
case 'Q':{
struct p9_qid *qid =
va_arg(ap, struct p9_qid *);
va_arg(ap, struct p9_wstat *);
memset(stbuf, 0, sizeof(struct p9_wstat));
- stbuf->n_uid = stbuf->n_gid = stbuf->n_muid =
- -1;
+ stbuf->n_uid = stbuf->n_muid = INVALID_UID;
+ stbuf->n_gid = INVALID_GID;
+
errcode =
p9pdu_readf(pdu, proto_version,
- "wwdQdddqssss?sddd",
+ "wwdQdddqssss?sugu",
&stbuf->size, &stbuf->type,
&stbuf->dev, &stbuf->qid,
&stbuf->mode, &stbuf->atime,
memset(stbuf, 0, sizeof(struct p9_stat_dotl));
errcode =
p9pdu_readf(pdu, proto_version,
- "qQdddqqqqqqqqqqqqqqq",
+ "qQdugqqqqqqqqqqqqqqq",
&stbuf->st_result_mask,
&stbuf->qid,
&stbuf->st_mode,
errcode = -EFAULT;
}
break;
+ case 'u': {
+ kuid_t uid = va_arg(ap, kuid_t);
+ __le32 val = cpu_to_le32(
+ from_kuid(&init_user_ns, uid));
+ if (pdu_write(pdu, &val, sizeof(val)))
+ errcode = -EFAULT;
+ } break;
+ case 'g': {
+ kgid_t gid = va_arg(ap, kgid_t);
+ __le32 val = cpu_to_le32(
+ from_kgid(&init_user_ns, gid));
+ if (pdu_write(pdu, &val, sizeof(val)))
+ errcode = -EFAULT;
+ } break;
case 'Q':{
const struct p9_qid *qid =
va_arg(ap, const struct p9_qid *);
va_arg(ap, const struct p9_wstat *);
errcode =
p9pdu_writef(pdu, proto_version,
- "wwdQdddqssss?sddd",
+ "wwdQdddqssss?sugu",
stbuf->size, stbuf->type,
stbuf->dev, &stbuf->qid,
stbuf->mode, stbuf->atime,
struct p9_iattr_dotl *);
errcode = p9pdu_writef(pdu, proto_version,
- "ddddqqqqq",
+ "ddugqqqqq",
p9attr->valid,
p9attr->mode,
p9attr->uid,