[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index] Re: [PATCH 12/29] tools/xenlogd: add 9pfs stat request support
On Wed, Nov 1, 2023 at 5:34 AM Juergen Gross <jgross@xxxxxxxx> wrote: > > Add the stat request of the 9pfs protocol. > > Signed-off-by: Juergen Gross <jgross@xxxxxxxx> > --- > tools/xenlogd/io.c | 89 ++++++++++++++++++++++++++++++++++++++++++++++ > 1 file changed, 89 insertions(+) > > diff --git a/tools/xenlogd/io.c b/tools/xenlogd/io.c > index 34f137be1b..6e92667fab 100644 > --- a/tools/xenlogd/io.c > +++ b/tools/xenlogd/io.c > @@ -33,6 +33,7 @@ > +static void fill_p9_stat(struct p9_stat *p9s, struct stat *st, const char > *name) > +{ > + memset(p9s, 0, sizeof(*p9s)); > + fill_qid(NULL, &p9s->qid, st); > + p9s->mode = st->st_mode & 0777; > + if ( S_ISDIR(st->st_mode) ) > + p9s->mode |= P9_CREATE_PERM_DIR; > + p9s->atime = st->st_atime; > + p9s->mtime = st->st_mtime; > + p9s->length = st->st_size; > + p9s->name = name; > + p9s->uid = ""; > + p9s->gid = ""; > + p9s->muid = ""; > + p9s->extension = ""; > + p9s->n_uid = 0; > + p9s->n_gid = 0; If the daemon is running as root and managing the directories, these probably match. Still, do we want uid & gid to be populated from the stat struct? > + p9s->n_muid = 0; > + > + /* > + * Size of individual fields without the size field, including 5 2-byte > + * string length fields. > + */ > + p9s->size = 71 + strlen(p9s->name); > +} > + > +static void p9_stat(device *device, struct p9_header *hdr) > +{ > + uint32_t fid; > + struct p9_fid *fidp; > + struct p9_stat p9s; > + struct stat st; > + uint16_t total_length; total_length = 0; Otherwise it is used uninitialized. Regards, Jason
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