/*
* Search attribute specifed in ntnode (load ntnode if nessecary).
* If not found but ATTR_A_ATTRLIST present, read it in and search throught.
* VOP_VGET node needed, and lookup througth it's ntnode (load if nessesary).
*
* ntnode should be locked
*/
int
ntfs_ntvattrget(struct ntfsmount *ntmp, struct ntnode *ip, u_int32_t type,
const char *name, cn_t vcn, struct ntvattr **vapp)
{
struct ntvattr *lvap = NULL;
struct attr_attrlist *aalp;
struct attr_attrlist *nextaalp;
struct vnode *newvp;
struct ntnode *newip;
caddr_t alpool;
size_t namelen, len;
int error;
*vapp = NULL;
if (name) {
dprintf(("ntfs_ntvattrget: " \
"ino: %"PRId64", type: 0x%x, name: %s, vcn: %d\n", \
ip->i_number, type, name, (u_int32_t) vcn));
namelen = strlen(name);
} else {
dprintf(("ntfs_ntvattrget: " \
"ino: %"PRId64", type: 0x%x, vcn: %d\n", \
ip->i_number, type, (u_int32_t) vcn));
name = "";
namelen = 0;
}
error = ntfs_findvattr(ntmp, ip, &lvap, vapp, type, name, namelen, vcn);
if (error >= 0)
return (error);
if (!lvap) {
dprintf(("ntfs_ntvattrget: UNEXISTED ATTRIBUTE: " \
"ino: %"PRId64", type: 0x%x, name: %s, vcn: %d\n", \
ip->i_number, type, name, (u_int32_t) vcn));
return (ENOENT);
}
/* Scan $ATTRIBUTE_LIST for requested attribute */
len = lvap->va_datalen;
alpool = kmalloc(len, M_TEMP, M_WAITOK);
error = ntfs_readntvattr_plain(ntmp, ip, lvap, 0, len, alpool, &len,
NULL);
if (error)
goto out;
aalp = (struct attr_attrlist *) alpool;
nextaalp = NULL;
for(; len > 0; aalp = nextaalp) {
dprintf(("ntfs_ntvattrget: " \
"attrlist: ino: %d, attr: 0x%x, vcn: %d\n", \
aalp->al_inumber, aalp->al_type, \
(u_int32_t) aalp->al_vcnstart));
if (len > aalp->reclen) {
nextaalp = NTFS_NEXTREC(aalp, struct attr_attrlist *);
} else {
/*
* Search attribute specified in ntnode (load ntnode if necessary).
* If not found but ATTR_A_ATTRLIST present, read it in and search through.
*
* ntnode should be locked
*/
int
ntfs_ntvattrget(struct ntfsmount *ntmp, struct ntnode *ip, u_int32_t type,
const char *name, cn_t vcn, struct ntvattr **vapp)
{
struct ntvattr *lvap = NULL;
struct attr_attrlist *aalp;
struct attr_attrlist *nextaalp;
struct ntnode *newip;
void *alpool;
size_t namelen, len;
int error;
*vapp = NULL;
if (name) {
dprintf(("%s: ino: %llu, type: 0x%x, name: %s, vcn: %qu\n",
__func__, (unsigned long long)ip->i_number, type, name,
(long long)vcn));
namelen = strlen(name);
} else {
dprintf(("%s: ino: %llu, type: 0x%x, vcn: %qu\n", __func__,
(unsigned long long)ip->i_number, type, (long long)vcn));
name = "";
namelen = 0;
}
error = ntfs_findvattr(ntmp, ip, &lvap, vapp, type, name, namelen, vcn);
if (error >= 0)
return (error);
if (!lvap) {
dprintf(("%s: NON-EXISTENT ATTRIBUTE: "
"ino: %llu, type: 0x%x, name: %s, vcn: %qu\n", __func__,
(unsigned long long)ip->i_number, type, name,
(long long)vcn));
return (ENOENT);
}
/* Scan $ATTRIBUTE_LIST for requested attribute */
len = lvap->va_datalen;
alpool = malloc(len, M_TEMP, M_WAITOK);
error = ntfs_readntvattr_plain(ntmp, ip, lvap, 0, len, alpool, &len,
NULL);
if (error)
goto out;
aalp = (struct attr_attrlist *) alpool;
nextaalp = NULL;
for (; len > 0; aalp = nextaalp) {
KASSERT(aalp != NULL);
dprintf(("%s: attrlist: ino: %d, attr: 0x%x, vcn: %qu\n",
__func__, aalp->al_inumber, aalp->al_type,
(long long) aalp->al_vcnstart));
if (len > aalp->reclen) {
nextaalp = NTFS_NEXTREC(aalp, struct attr_attrlist *);
} else {
