shithub: 9pro

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9pex: use size, dev and ino in addition to ctim to set qid version

--- a/9pex.c

+++ b/9pex.c

@@ -233,14 +233,24 @@

 	return -1;

 }

+#define copyadvance(p, data, size) do{ memmove(p, data, size); p += size; }while(0)

+

 static void

 stat2qid(struct stat *st, C9qid *qid, uint32_t *iounit)

 {

+	uint8_t b[sizeof(st->st_ctim) + sizeof(st->st_size) + sizeof(st->st_dev) + sizeof(st->st_ino)], *p;

 	int fmt;

 	qid->path = st->st_ino;

-	qid->version = crc32(&st->st_ctim, sizeof(st->st_ctim));

 	qid->type = C9qtfile;

+

+	p = b;

+	copyadvance(p, &st->st_ctime, sizeof(st->st_ctim));

+	copyadvance(p, &st->st_size, sizeof(st->st_size));

+	copyadvance(p, &st->st_dev, sizeof(st->st_dev));

+	copyadvance(p, &st->st_ino, sizeof(st->st_ino));

+	qid->version = crc32(b, p-b);

+

 	fmt = st->st_mode & S_IFMT;

 	if(fmt == S_IFDIR)

 		qid->type |= C9qtdir;