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Add suppport for FSEntry_file 255, loading whole files. Now I can open 

/etc/passwd in Zap.
This commit is contained in:
bjh21 2006-07-04 22:34:54 +00:00
parent 300e182521
commit b314f251e2
2 changed files with 12 additions and 2 deletions
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11
sys/arch/acorn32/stand/nbfs/nbfs.c
View File

@ -1,4 +1,4 @@
/* $NetBSD: nbfs.c,v 1.4 2006/07/02 22:06:16 bjh21 Exp $ */
/* $NetBSD: nbfs.c,v 1.5 2006/07/04 22:34:54 bjh21 Exp $ */
/*-
* Copyright (c) 2006 Ben Harris
@ -255,6 +255,7 @@ nbfs_file(struct nbfs_reg *r)
static os_error error = {0, "nbfs_file"};
int reason = r->r0;
char const *fname = (char const *)r->r1;
void *buf = (void *)r->r2;
char const *special = (char const *)r->r6;
struct open_file f;
int err;
@ -266,6 +267,7 @@ nbfs_file(struct nbfs_reg *r)
return &error;
switch (reason) {
case 5:
case 255:
if (err == ENOENT)
r->r0 = r->r2 = r->r3 = r->r4 = r->r5 = 0;
else {
@ -277,6 +279,13 @@ nbfs_file(struct nbfs_reg *r)
r->r4 = st.st_size;
r->r5 = fileswitch_ATTR_OWNER_READ |
fileswitch_ATTR_WORLD_READ;
if (reason == 255) {
err = FS_READ(f.f_ops)
(&f, buf, st.st_size, NULL);
if (err != 0) goto fail;
/* R6 should really be the leaf name */
r->r6 = r->r1;
}
}
break;
default:

3
sys/arch/acorn32/stand/nbfs/version
View File

@ -1,3 +1,4 @@
$NetBSD: version,v 1.1 2006/04/05 21:33:26 bjh21 Exp $
$NetBSD: version,v 1.2 2006/07/04 22:34:54 bjh21 Exp $
0.01: Just about enough code to launch a kernel from it.
0.02: Reading directory entries and loading whole files.