/* Convert CIFS ACL to POSIX form */
static int parse_sec_desc(struct cifs_sb_info *cifs_sb,
struct cifs_ntsd *pntsd, int acl_len, struct cifs_fattr *fattr)
{
int rc = 0;
struct cifs_sid *owner_sid_ptr, *group_sid_ptr;
struct cifs_acl *dacl_ptr; /* no need for SACL ptr */
char *end_of_acl = ((char *)pntsd) + acl_len;
__u32 dacloffset;
if (pntsd == NULL)
return -EIO;
owner_sid_ptr = (struct cifs_sid *)((char *)pntsd +
le32_to_cpu(pntsd->osidoffset));
group_sid_ptr = (struct cifs_sid *)((char *)pntsd +
le32_to_cpu(pntsd->gsidoffset));
dacloffset = le32_to_cpu(pntsd->dacloffset);
dacl_ptr = (struct cifs_acl *)((char *)pntsd + dacloffset);
cifs_dbg(NOISY, "revision %d type 0x%x ooffset 0x%x goffset 0x%x sacloffset 0x%x dacloffset 0x%x\n",
pntsd->revision, pntsd->type, le32_to_cpu(pntsd->osidoffset),
le32_to_cpu(pntsd->gsidoffset),
le32_to_cpu(pntsd->sacloffset), dacloffset);
/* cifs_dump_mem("owner_sid: ", owner_sid_ptr, 64); */
rc = parse_sid(owner_sid_ptr, end_of_acl);
if (rc) {
cifs_dbg(FYI, "%s: Error %d parsing Owner SID\n", __func__, rc);
return rc;
}
rc = sid_to_id(cifs_sb, owner_sid_ptr, fattr, SIDOWNER);
if (rc) {
cifs_dbg(FYI, "%s: Error %d mapping Owner SID to uid\n",
__func__, rc);
return rc;
}
rc = parse_sid(group_sid_ptr, end_of_acl);
if (rc) {
cifs_dbg(FYI, "%s: Error %d mapping Owner SID to gid\n",
__func__, rc);
return rc;
}
rc = sid_to_id(cifs_sb, group_sid_ptr, fattr, SIDGROUP);
if (rc) {
cifs_dbg(FYI, "%s: Error %d mapping Group SID to gid\n",
__func__, rc);
return rc;
}
if (dacloffset)
parse_dacl(dacl_ptr, end_of_acl, owner_sid_ptr,
group_sid_ptr, fattr);
else
cifs_dbg(FYI, "no ACL\n"); /* BB grant all or default perms? */
return rc;
}
static int parse_sec_desc(struct cifs_sb_info *cifs_sb,
struct cifs_ntsd *pntsd, int acl_len, struct cifs_fattr *fattr)
{
int rc = 0;
struct cifs_sid *owner_sid_ptr, *group_sid_ptr;
struct cifs_acl *dacl_ptr; /* */
char *end_of_acl = ((char *)pntsd) + acl_len;
__u32 dacloffset;
if (pntsd == NULL)
return -EIO;
owner_sid_ptr = (struct cifs_sid *)((char *)pntsd +
le32_to_cpu(pntsd->osidoffset));
group_sid_ptr = (struct cifs_sid *)((char *)pntsd +
le32_to_cpu(pntsd->gsidoffset));
dacloffset = le32_to_cpu(pntsd->dacloffset);
dacl_ptr = (struct cifs_acl *)((char *)pntsd + dacloffset);
cFYI(DBG2, "revision %d type 0x%x ooffset 0x%x goffset 0x%x "
"sacloffset 0x%x dacloffset 0x%x",
pntsd->revision, pntsd->type, le32_to_cpu(pntsd->osidoffset),
le32_to_cpu(pntsd->gsidoffset),
le32_to_cpu(pntsd->sacloffset), dacloffset);
/* */
rc = parse_sid(owner_sid_ptr, end_of_acl);
if (rc) {
cFYI(1, "%s: Error %d parsing Owner SID", __func__, rc);
return rc;
}
rc = sid_to_id(cifs_sb, owner_sid_ptr, fattr, SIDOWNER);
if (rc) {
cFYI(1, "%s: Error %d mapping Owner SID to uid", __func__, rc);
return rc;
}
rc = parse_sid(group_sid_ptr, end_of_acl);
if (rc) {
cFYI(1, "%s: Error %d mapping Owner SID to gid", __func__, rc);
return rc;
}
rc = sid_to_id(cifs_sb, group_sid_ptr, fattr, SIDGROUP);
if (rc) {
cFYI(1, "%s: Error %d mapping Group SID to gid", __func__, rc);
return rc;
}
if (dacloffset)
parse_dacl(dacl_ptr, end_of_acl, owner_sid_ptr,
group_sid_ptr, fattr);
else
cFYI(1, "no ACL"); /* */
return rc;
}
/* Convert CIFS ACL to POSIX form */
static int parse_sec_desc(struct cifs_ntsd *pntsd, int acl_len,
struct inode *inode)
{
int rc;
struct cifs_sid *owner_sid_ptr, *group_sid_ptr;
struct cifs_acl *dacl_ptr; /* no need for SACL ptr */
char *end_of_acl = ((char *)pntsd) + acl_len;
__u32 dacloffset;
if ((inode == NULL) || (pntsd == NULL))
return -EIO;
owner_sid_ptr = (struct cifs_sid *)((char *)pntsd +
le32_to_cpu(pntsd->osidoffset));
group_sid_ptr = (struct cifs_sid *)((char *)pntsd +
le32_to_cpu(pntsd->gsidoffset));
dacloffset = le32_to_cpu(pntsd->dacloffset);
dacl_ptr = (struct cifs_acl *)((char *)pntsd + dacloffset);
cFYI(DBG2, ("revision %d type 0x%x ooffset 0x%x goffset 0x%x "
"sacloffset 0x%x dacloffset 0x%x",
pntsd->revision, pntsd->type, le32_to_cpu(pntsd->osidoffset),
le32_to_cpu(pntsd->gsidoffset),
le32_to_cpu(pntsd->sacloffset), dacloffset));
/* cifs_dump_mem("owner_sid: ", owner_sid_ptr, 64); */
rc = parse_sid(owner_sid_ptr, end_of_acl);
if (rc)
return rc;
rc = parse_sid(group_sid_ptr, end_of_acl);
if (rc)
return rc;
if (dacloffset)
parse_dacl(dacl_ptr, end_of_acl, owner_sid_ptr,
group_sid_ptr, inode);
else
cFYI(1, ("no ACL")); /* BB grant all or default perms? */
/* cifscred->uid = owner_sid_ptr->rid;
cifscred->gid = group_sid_ptr->rid;
memcpy((void *)(&(cifscred->osid)), (void *)owner_sid_ptr,
sizeof(struct cifs_sid));
memcpy((void *)(&(cifscred->gsid)), (void *)group_sid_ptr,
sizeof(struct cifs_sid)); */
return 0;
}
/* Convert CIFS ACL to POSIX form */
static int parse_sec_desc(struct cifs_ntsd *pntsd, int acl_len,
struct cifs_fattr *fattr)
{
int rc;
struct cifs_sid *owner_sid_ptr, *group_sid_ptr;
struct cifs_acl *dacl_ptr; /* no need for SACL ptr */
char *end_of_acl = ((char *)pntsd) + acl_len;
__u32 dacloffset;
if (pntsd == NULL)
return -EIO;
owner_sid_ptr = (struct cifs_sid *)((char *)pntsd +
le32_to_cpu(pntsd->osidoffset));
group_sid_ptr = (struct cifs_sid *)((char *)pntsd +
le32_to_cpu(pntsd->gsidoffset));
dacloffset = le32_to_cpu(pntsd->dacloffset);
dacl_ptr = (struct cifs_acl *)((char *)pntsd + dacloffset);
cFYI(DBG2, "revision %d type 0x%x ooffset 0x%x goffset 0x%x "
"sacloffset 0x%x dacloffset 0x%x",
pntsd->revision, pntsd->type, le32_to_cpu(pntsd->osidoffset),
le32_to_cpu(pntsd->gsidoffset),
le32_to_cpu(pntsd->sacloffset), dacloffset);
/* cifs_dump_mem("owner_sid: ", owner_sid_ptr, 64); */
rc = parse_sid(owner_sid_ptr, end_of_acl);
if (rc)
return rc;
rc = parse_sid(group_sid_ptr, end_of_acl);
if (rc)
return rc;
if (dacloffset)
parse_dacl(dacl_ptr, end_of_acl, owner_sid_ptr,
group_sid_ptr, fattr);
else
cFYI(1, "no ACL"); /* BB grant all or default perms? */
return 0;
}
static int
parse_sec_desc(struct cifs_ntsd *pntsd, ssize_t acl_len, int raw)
{
int rc;
uint32_t dacloffset;
char *end_of_acl = ((char *)pntsd) + acl_len;
struct wbcDomainSid *owner_sid_ptr, *group_sid_ptr;
struct cifs_ctrl_acl *dacl_ptr; /* no need for SACL ptr */
if (pntsd == NULL)
return -EIO;
owner_sid_ptr = (struct wbcDomainSid *)((char *)pntsd +
le32toh(pntsd->osidoffset));
group_sid_ptr = (struct wbcDomainSid *)((char *)pntsd +
le32toh(pntsd->gsidoffset));
dacloffset = le32toh(pntsd->dacloffset);
dacl_ptr = (struct cifs_ctrl_acl *)((char *)pntsd + dacloffset);
printf("REVISION:0x%x\n", pntsd->revision);
printf("CONTROL:0x%x\n", pntsd->type);
rc = parse_sid(owner_sid_ptr, end_of_acl, "OWNER", raw);
if (rc)
return rc;
rc = parse_sid(group_sid_ptr, end_of_acl, "GROUP", raw);
if (rc)
return rc;
if (dacloffset)
parse_dacl(dacl_ptr, end_of_acl, raw);
else
printf("No ACL\n"); /* BB grant all or default perms? */
return 0;
}
