smb_tree.c revision e3f2c991a8548408db0a2787bd8b43d5124821d3
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7f667e74610492ddbce8ce60f52ece95d2401949jose borrego * Copyright 2009 Sun Microsystems, Inc. All rights reserved.
da6c28aaf62fa55f0fdb8004aa40f88f23bf53f0amw * Use is subject to license terms.
da6c28aaf62fa55f0fdb8004aa40f88f23bf53f0amw * General Structures Layout
da6c28aaf62fa55f0fdb8004aa40f88f23bf53f0amw * -------------------------
da6c28aaf62fa55f0fdb8004aa40f88f23bf53f0amw * This is a simplified diagram showing the relationship between most of the
da6c28aaf62fa55f0fdb8004aa40f88f23bf53f0amw * main structures.
da6c28aaf62fa55f0fdb8004aa40f88f23bf53f0amw * +-------------------+
da6c28aaf62fa55f0fdb8004aa40f88f23bf53f0amw * | SMB_INFO |
da6c28aaf62fa55f0fdb8004aa40f88f23bf53f0amw * +-------------------+
da6c28aaf62fa55f0fdb8004aa40f88f23bf53f0amw * +-------------------+ +-------------------+ +-------------------+
da6c28aaf62fa55f0fdb8004aa40f88f23bf53f0amw * | SESSION |<----->| SESSION |......| SESSION |
da6c28aaf62fa55f0fdb8004aa40f88f23bf53f0amw * +-------------------+ +-------------------+ +-------------------+
da6c28aaf62fa55f0fdb8004aa40f88f23bf53f0amw * +-------------------+ +-------------------+ +-------------------+
da6c28aaf62fa55f0fdb8004aa40f88f23bf53f0amw * | USER |<----->| USER |......| USER |
da6c28aaf62fa55f0fdb8004aa40f88f23bf53f0amw * +-------------------+ +-------------------+ +-------------------+
da6c28aaf62fa55f0fdb8004aa40f88f23bf53f0amw * +-------------------+ +-------------------+ +-------------------+
da6c28aaf62fa55f0fdb8004aa40f88f23bf53f0amw * | TREE |<----->| TREE |......| TREE |
da6c28aaf62fa55f0fdb8004aa40f88f23bf53f0amw * +-------------------+ +-------------------+ +-------------------+
da6c28aaf62fa55f0fdb8004aa40f88f23bf53f0amw * | +-------+ +-------+ +-------+
da6c28aaf62fa55f0fdb8004aa40f88f23bf53f0amw * | | OFILE |<----->| OFILE |......| OFILE |
da6c28aaf62fa55f0fdb8004aa40f88f23bf53f0amw * | +-------+ +-------+ +-------+
da6c28aaf62fa55f0fdb8004aa40f88f23bf53f0amw * +-------+ +------+ +------+
da6c28aaf62fa55f0fdb8004aa40f88f23bf53f0amw * | ODIR |<----->| ODIR |......| ODIR |
da6c28aaf62fa55f0fdb8004aa40f88f23bf53f0amw * +-------+ +------+ +------+
da6c28aaf62fa55f0fdb8004aa40f88f23bf53f0amw * Tree State Machine
da6c28aaf62fa55f0fdb8004aa40f88f23bf53f0amw * ------------------
da6c28aaf62fa55f0fdb8004aa40f88f23bf53f0amw * +-----------------------------+ T0
da6c28aaf62fa55f0fdb8004aa40f88f23bf53f0amw * | SMB_TREE_STATE_CONNECTED |<----------- Creation/Allocation
da6c28aaf62fa55f0fdb8004aa40f88f23bf53f0amw * +-----------------------------+
da6c28aaf62fa55f0fdb8004aa40f88f23bf53f0amw * +------------------------------+
da6c28aaf62fa55f0fdb8004aa40f88f23bf53f0amw * | SMB_TREE_STATE_DISCONNECTING |
da6c28aaf62fa55f0fdb8004aa40f88f23bf53f0amw * +------------------------------+
da6c28aaf62fa55f0fdb8004aa40f88f23bf53f0amw * +-----------------------------+ T3
da6c28aaf62fa55f0fdb8004aa40f88f23bf53f0amw * | SMB_TREE_STATE_DISCONNECTED |----------> Deletion/Free
da6c28aaf62fa55f0fdb8004aa40f88f23bf53f0amw * +-----------------------------+
da6c28aaf62fa55f0fdb8004aa40f88f23bf53f0amw * SMB_TREE_STATE_CONNECTED
da6c28aaf62fa55f0fdb8004aa40f88f23bf53f0amw * While in this state:
da6c28aaf62fa55f0fdb8004aa40f88f23bf53f0amw * - The tree is queued in the list of trees of its user.
da6c28aaf62fa55f0fdb8004aa40f88f23bf53f0amw * - References will be given out if the tree is looked up.
da6c28aaf62fa55f0fdb8004aa40f88f23bf53f0amw * - Files under that tree can be accessed.
da6c28aaf62fa55f0fdb8004aa40f88f23bf53f0amw * SMB_TREE_STATE_DISCONNECTING
da6c28aaf62fa55f0fdb8004aa40f88f23bf53f0amw * While in this state:
da6c28aaf62fa55f0fdb8004aa40f88f23bf53f0amw * - The tree is queued in the list of trees of its user.
da6c28aaf62fa55f0fdb8004aa40f88f23bf53f0amw * - References will not be given out if the tree is looked up.
da6c28aaf62fa55f0fdb8004aa40f88f23bf53f0amw * - The files and directories open under the tree are being closed.
da6c28aaf62fa55f0fdb8004aa40f88f23bf53f0amw * - The resources associated with the tree remain.
da6c28aaf62fa55f0fdb8004aa40f88f23bf53f0amw * SMB_TREE_STATE_DISCONNECTED
da6c28aaf62fa55f0fdb8004aa40f88f23bf53f0amw * While in this state:
da6c28aaf62fa55f0fdb8004aa40f88f23bf53f0amw * - The tree is queued in the list of trees of its user.
da6c28aaf62fa55f0fdb8004aa40f88f23bf53f0amw * - References will not be given out if the tree is looked up.
da6c28aaf62fa55f0fdb8004aa40f88f23bf53f0amw * - The tree has no more files and directories opened.
da6c28aaf62fa55f0fdb8004aa40f88f23bf53f0amw * - The resources associated with the tree remain.
da6c28aaf62fa55f0fdb8004aa40f88f23bf53f0amw * Transition T0
da6c28aaf62fa55f0fdb8004aa40f88f23bf53f0amw * This transition occurs in smb_tree_connect(). A new tree is created and
da6c28aaf62fa55f0fdb8004aa40f88f23bf53f0amw * added to the list of trees of a user.
da6c28aaf62fa55f0fdb8004aa40f88f23bf53f0amw * Transition T1
da6c28aaf62fa55f0fdb8004aa40f88f23bf53f0amw * This transition occurs in smb_tree_disconnect().
da6c28aaf62fa55f0fdb8004aa40f88f23bf53f0amw * Transition T2
da6c28aaf62fa55f0fdb8004aa40f88f23bf53f0amw * This transition occurs in smb_tree_release(). The resources associated
da6c28aaf62fa55f0fdb8004aa40f88f23bf53f0amw * with the tree are freed as well as the tree structure. For the transition
da6c28aaf62fa55f0fdb8004aa40f88f23bf53f0amw * to occur, the tree must be in the SMB_TREE_STATE_DISCONNECTED state and
da6c28aaf62fa55f0fdb8004aa40f88f23bf53f0amw * the reference count be zero.
da6c28aaf62fa55f0fdb8004aa40f88f23bf53f0amw * Comments
da6c28aaf62fa55f0fdb8004aa40f88f23bf53f0amw * --------
da6c28aaf62fa55f0fdb8004aa40f88f23bf53f0amw * The state machine of the tree structures is controlled by 3 elements:
da6c28aaf62fa55f0fdb8004aa40f88f23bf53f0amw * - The list of trees of the user it belongs to.
da6c28aaf62fa55f0fdb8004aa40f88f23bf53f0amw * - The mutex embedded in the structure itself.
da6c28aaf62fa55f0fdb8004aa40f88f23bf53f0amw * - The reference count.
da6c28aaf62fa55f0fdb8004aa40f88f23bf53f0amw * There's a mutex embedded in the tree structure used to protect its fields
da6c28aaf62fa55f0fdb8004aa40f88f23bf53f0amw * and there's a lock embedded in the list of trees of a user. To
da6c28aaf62fa55f0fdb8004aa40f88f23bf53f0amw * increment or to decrement the reference count the mutex must be entered.
da6c28aaf62fa55f0fdb8004aa40f88f23bf53f0amw * To insert the tree into the list of trees of the user and to remove
da6c28aaf62fa55f0fdb8004aa40f88f23bf53f0amw * the tree from it, the lock must be entered in RW_WRITER mode.
da6c28aaf62fa55f0fdb8004aa40f88f23bf53f0amw * Rules of access to a tree structure:
da6c28aaf62fa55f0fdb8004aa40f88f23bf53f0amw * 1) In order to avoid deadlocks, when both (mutex and lock of the user
da6c28aaf62fa55f0fdb8004aa40f88f23bf53f0amw * list) have to be entered, the lock must be entered first.
da6c28aaf62fa55f0fdb8004aa40f88f23bf53f0amw * 2) All actions applied to a tree require a reference count.
c8ec8eea9849cac239663c46be8a7f5d2ba7ca00jose borrego * 3) There are 2 ways of getting a reference count: when a tree is
c8ec8eea9849cac239663c46be8a7f5d2ba7ca00jose borrego * connected and when a tree is looked up.
da6c28aaf62fa55f0fdb8004aa40f88f23bf53f0amw * It should be noted that the reference count of a tree registers the
da6c28aaf62fa55f0fdb8004aa40f88f23bf53f0amw * number of references to the tree in other structures (such as an smb
da6c28aaf62fa55f0fdb8004aa40f88f23bf53f0amw * request). The reference count is not incremented in these 2 instances:
da6c28aaf62fa55f0fdb8004aa40f88f23bf53f0amw * 1) The tree is connected. An tree is anchored by his state. If there's
da6c28aaf62fa55f0fdb8004aa40f88f23bf53f0amw * no activity involving a tree currently connected, the reference
da6c28aaf62fa55f0fdb8004aa40f88f23bf53f0amw * count of that tree is zero.
da6c28aaf62fa55f0fdb8004aa40f88f23bf53f0amw * 2) The tree is queued in the list of trees of the user. The fact of
da6c28aaf62fa55f0fdb8004aa40f88f23bf53f0amw * being queued in that list is NOT registered by incrementing the
da6c28aaf62fa55f0fdb8004aa40f88f23bf53f0amw * reference count.
c8ec8eea9849cac239663c46be8a7f5d2ba7ca00jose borregostatic smb_tree_t *smb_tree_connect_disk(smb_request_t *, const char *);
c8ec8eea9849cac239663c46be8a7f5d2ba7ca00jose borregostatic smb_tree_t *smb_tree_connect_ipc(smb_request_t *, const char *);
8b2cc8ac894f2d58f38cf2fb7c3ac778f4c57c09afshin salek ardakani - Sun Microsystems - Irvine United Statesstatic smb_tree_t *smb_tree_alloc(smb_user_t *, const smb_share_t *,
8b2cc8ac894f2d58f38cf2fb7c3ac778f4c57c09afshin salek ardakani - Sun Microsystems - Irvine United Statesstatic boolean_t smb_tree_is_connected_locked(smb_tree_t *);
c8ec8eea9849cac239663c46be8a7f5d2ba7ca00jose borregostatic boolean_t smb_tree_is_disconnected(smb_tree_t *);
c8ec8eea9849cac239663c46be8a7f5d2ba7ca00jose borregostatic const char *smb_tree_get_sharename(const char *);
c8ec8eea9849cac239663c46be8a7f5d2ba7ca00jose borregostatic int smb_tree_get_stype(const char *, const char *, int32_t *);
8b2cc8ac894f2d58f38cf2fb7c3ac778f4c57c09afshin salek ardakani - Sun Microsystems - Irvine United Statesstatic int smb_tree_getattr(const smb_share_t *, smb_node_t *, smb_tree_t *);
c8ec8eea9849cac239663c46be8a7f5d2ba7ca00jose borregostatic void smb_tree_get_volname(vfs_t *, smb_tree_t *);
8b2cc8ac894f2d58f38cf2fb7c3ac778f4c57c09afshin salek ardakani - Sun Microsystems - Irvine United Statesstatic void smb_tree_get_flags(const smb_share_t *, vfs_t *, smb_tree_t *);
c8ec8eea9849cac239663c46be8a7f5d2ba7ca00jose borregostatic void smb_tree_log(smb_request_t *, const char *, const char *, ...);
7f667e74610492ddbce8ce60f52ece95d2401949jose borregostatic void smb_tree_close_odirs(smb_tree_t *, uint16_t);
1fcced4c370617db71610fecffd5451a5894ca5eJordan Brownstatic smb_ofile_t *smb_tree_get_ofile(smb_tree_t *, smb_ofile_t *);
7f667e74610492ddbce8ce60f52ece95d2401949jose borregostatic smb_odir_t *smb_tree_get_odir(smb_tree_t *, smb_odir_t *);
29bd28862cfb8abbd3a0f0a4b17e08bbc3652836Alan Wrightstatic void smb_tree_set_execsub_info(smb_tree_t *, smb_execsub_info_t *);
1fcced4c370617db71610fecffd5451a5894ca5eJordan Brownstatic int smb_tree_enum_private(smb_tree_t *, smb_svcenum_t *);
1fcced4c370617db71610fecffd5451a5894ca5eJordan Brownstatic int smb_tree_netinfo_encode(smb_tree_t *, uint8_t *, size_t, uint32_t *);
1fcced4c370617db71610fecffd5451a5894ca5eJordan Brownstatic void smb_tree_netinfo_init(smb_tree_t *tree, smb_netconnectinfo_t *);
1fcced4c370617db71610fecffd5451a5894ca5eJordan Brownstatic void smb_tree_netinfo_fini(smb_netconnectinfo_t *);
c8ec8eea9849cac239663c46be8a7f5d2ba7ca00jose borrego * Extract the share name and share type and connect as appropriate.
c8ec8eea9849cac239663c46be8a7f5d2ba7ca00jose borrego * Share names are case insensitive so we map the share name to
c8ec8eea9849cac239663c46be8a7f5d2ba7ca00jose borrego * lower-case as a convenience for internal processing.
c8ec8eea9849cac239663c46be8a7f5d2ba7ca00jose borrego const char *name;
c8ec8eea9849cac239663c46be8a7f5d2ba7ca00jose borrego if ((name = smb_tree_get_sharename(unc_path)) == NULL) {
c8ec8eea9849cac239663c46be8a7f5d2ba7ca00jose borrego if (smb_tree_get_stype(name, service, &stype) != 0) {
c8ec8eea9849cac239663c46be8a7f5d2ba7ca00jose borrego * Disconnect a tree.
29bd28862cfb8abbd3a0f0a4b17e08bbc3652836Alan Wrightsmb_tree_disconnect(smb_tree_t *tree, boolean_t do_exec)
8b2cc8ac894f2d58f38cf2fb7c3ac778f4c57c09afshin salek ardakani - Sun Microsystems - Irvine United States if (smb_tree_is_connected_locked(tree)) {
c8ec8eea9849cac239663c46be8a7f5d2ba7ca00jose borrego * Indicate that the disconnect process has started.
29bd28862cfb8abbd3a0f0a4b17e08bbc3652836Alan Wright * The files opened under this tree are closed.
29bd28862cfb8abbd3a0f0a4b17e08bbc3652836Alan Wright * The directories opened under this tree are closed.
29bd28862cfb8abbd3a0f0a4b17e08bbc3652836Alan Wright if (do_exec && tree->t_state == SMB_TREE_STATE_DISCONNECTED &&
29bd28862cfb8abbd3a0f0a4b17e08bbc3652836Alan Wright (void) smb_kshare_exec(tree->t_server->sv_lmshrd,
29bd28862cfb8abbd3a0f0a4b17e08bbc3652836Alan Wright (char *)tree->t_sharename, &subs, SMB_SHR_UNMAP);
c8ec8eea9849cac239663c46be8a7f5d2ba7ca00jose borrego * Take a reference on a tree.
8b2cc8ac894f2d58f38cf2fb7c3ac778f4c57c09afshin salek ardakani - Sun Microsystems - Irvine United States if (smb_tree_is_connected_locked(tree)) {
c8ec8eea9849cac239663c46be8a7f5d2ba7ca00jose borrego * Release a reference on a tree. If the tree is disconnected and the
c8ec8eea9849cac239663c46be8a7f5d2ba7ca00jose borrego * reference count falls to zero, the tree will be deallocated.
c8ec8eea9849cac239663c46be8a7f5d2ba7ca00jose borrego if (smb_tree_is_disconnected(tree) && (tree->t_refcnt == 0)) {
c8ec8eea9849cac239663c46be8a7f5d2ba7ca00jose borrego * Close ofiles and odirs that match pid.
c8ec8eea9849cac239663c46be8a7f5d2ba7ca00jose borrego * Check whether or not a tree supports the features identified by flags.
c8ec8eea9849cac239663c46be8a7f5d2ba7ca00jose borregosmb_tree_has_feature(smb_tree_t *tree, uint32_t flags)
1fcced4c370617db71610fecffd5451a5894ca5eJordan Brown * If the enumeration request is for tree data, handle the request
1fcced4c370617db71610fecffd5451a5894ca5eJordan Brown * here. Otherwise, pass it on to the ofiles.
1fcced4c370617db71610fecffd5451a5894ca5eJordan Brown * This function should be called with a hold on the tree.
1fcced4c370617db71610fecffd5451a5894ca5eJordan Brownsmb_tree_enum(smb_tree_t *tree, smb_svcenum_t *svcenum)
1fcced4c370617db71610fecffd5451a5894ca5eJordan Brown * Close a file by its unique id.
1fcced4c370617db71610fecffd5451a5894ca5eJordan Brownsmb_tree_fclose(smb_tree_t *tree, uint32_t uniqid)
1fcced4c370617db71610fecffd5451a5894ca5eJordan Brown if ((of = smb_ofile_lookup_by_uniqid(tree, uniqid)) == NULL)
c8ec8eea9849cac239663c46be8a7f5d2ba7ca00jose borrego/* *************************** Static Functions ***************************** */
743a77ed89085d3c232c4a2f65ab4e19576839e2Alan Wrightsmb_tree_acl_access(cred_t *cred, const char *sharename, vnode_t *pathvp,
743a77ed89085d3c232c4a2f65ab4e19576839e2Alan Wright *access = ACE_ALL_PERMS; /* default to full "UNIX" access */
743a77ed89085d3c232c4a2f65ab4e19576839e2Alan Wright * Using the vnode of the share path, we then find the root
743a77ed89085d3c232c4a2f65ab4e19576839e2Alan Wright * directory of the mounted file system. We will then look to
743a77ed89085d3c232c4a2f65ab4e19576839e2Alan Wright * see if there is a .zfs/shares directory and if there is,
743a77ed89085d3c232c4a2f65ab4e19576839e2Alan Wright * get the access information from the ACL/ACES values and
743a77ed89085d3c232c4a2f65ab4e19576839e2Alan Wright * check against the cred.
743a77ed89085d3c232c4a2f65ab4e19576839e2Alan Wright * Find the share object, if there is one. Need to construct
743a77ed89085d3c232c4a2f65ab4e19576839e2Alan Wright * the path to the .zfs/shares/<sharename> object and look it
743a77ed89085d3c232c4a2f65ab4e19576839e2Alan Wright * up. root is called held but will be released by
743a77ed89085d3c232c4a2f65ab4e19576839e2Alan Wright * lookuppnvp().
743a77ed89085d3c232c4a2f65ab4e19576839e2Alan Wright size = sizeof (SHARES_DIR) + strlen(sharename) + 1;
743a77ed89085d3c232c4a2f65ab4e19576839e2Alan Wright (void) sprintf(sharepath, "%s%s", SHARES_DIR, sharename);
743a77ed89085d3c232c4a2f65ab4e19576839e2Alan Wright * Now get the effective access value based on cred and ACL
743a77ed89085d3c232c4a2f65ab4e19576839e2Alan Wright smb_vop_eaccess(sharevp, (int *)access, V_ACE_MASK, NULL, cred);
c8ec8eea9849cac239663c46be8a7f5d2ba7ca00jose borrego * Connect a share for use with files and directories.
c8ec8eea9849cac239663c46be8a7f5d2ba7ca00jose borregosmb_tree_connect_disk(smb_request_t *sr, const char *sharename)
b89a8333f5e1f75ec0c269b22524bd2eccb972banatalie li - Sun Microsystems - Irvine United States smb_share_t *si;
b89a8333f5e1f75ec0c269b22524bd2eccb972banatalie li - Sun Microsystems - Irvine United States uint32_t access = 0; /* read/write is assumed */
c8ec8eea9849cac239663c46be8a7f5d2ba7ca00jose borrego smb_tree_log(sr, sharename, "access denied: IPC only");
c8ec8eea9849cac239663c46be8a7f5d2ba7ca00jose borrego smbsr_error(sr, NT_STATUS_ACCESS_DENIED, ERRSRV, ERRaccess);
b89a8333f5e1f75ec0c269b22524bd2eccb972banatalie li - Sun Microsystems - Irvine United States si = kmem_zalloc(sizeof (smb_share_t), KM_SLEEP);
b89a8333f5e1f75ec0c269b22524bd2eccb972banatalie li - Sun Microsystems - Irvine United States if (smb_kshare_getinfo(sr->sr_server->sv_lmshrd, (char *)sharename, si,
c8ec8eea9849cac239663c46be8a7f5d2ba7ca00jose borrego smb_tree_log(sr, sharename, "share not found");
b89a8333f5e1f75ec0c269b22524bd2eccb972banatalie li - Sun Microsystems - Irvine United States kmem_free(si, sizeof (smb_share_t));
29bd28862cfb8abbd3a0f0a4b17e08bbc3652836Alan Wright "access denied: guest disabled");
29bd28862cfb8abbd3a0f0a4b17e08bbc3652836Alan Wright smbsr_error(sr, NT_STATUS_ACCESS_DENIED, ERRSRV,
c8ec8eea9849cac239663c46be8a7f5d2ba7ca00jose borrego * Handle the default administration shares: C$, D$ etc.
c8ec8eea9849cac239663c46be8a7f5d2ba7ca00jose borrego * Only a user with admin rights is allowed to map these
b89a8333f5e1f75ec0c269b22524bd2eccb972banatalie li - Sun Microsystems - Irvine United States if (si->shr_flags & SMB_SHRF_ADMIN) {
c8ec8eea9849cac239663c46be8a7f5d2ba7ca00jose borrego smb_tree_log(sr, sharename, "access denied: not admin");
b89a8333f5e1f75ec0c269b22524bd2eccb972banatalie li - Sun Microsystems - Irvine United States kmem_free(si, sizeof (smb_share_t));
8d7e41661dc4633488e93b13363137523ce59977jose borrego * Set up the OptionalSupport for this share.
8d7e41661dc4633488e93b13363137523ce59977jose borrego sr->arg.tcon.optional_support = SMB_SUPPORT_SEARCH_BITS;
8d7e41661dc4633488e93b13363137523ce59977jose borrego sr->arg.tcon.optional_support |= SMB_CSC_CACHE_NONE;
8d7e41661dc4633488e93b13363137523ce59977jose borrego sr->arg.tcon.optional_support |= SMB_CSC_CACHE_AUTO_REINT;
8d7e41661dc4633488e93b13363137523ce59977jose borrego sr->arg.tcon.optional_support |= SMB_CSC_CACHE_VDO;
8d7e41661dc4633488e93b13363137523ce59977jose borrego * Default to SMB_CSC_CACHE_MANUAL_REINT.
e3f2c991a8548408db0a2787bd8b43d5124821d3Keyur Desai /* ABE support */
743a77ed89085d3c232c4a2f65ab4e19576839e2Alan Wright access = si->shr_access_value & SMB_SHRF_ACC_ALL;
b89a8333f5e1f75ec0c269b22524bd2eccb972banatalie li - Sun Microsystems - Irvine United States kmem_free(si, sizeof (smb_share_t));
b89a8333f5e1f75ec0c269b22524bd2eccb972banatalie li - Sun Microsystems - Irvine United States smb_tree_log(sr, sharename, "access denied: host access");
b89a8333f5e1f75ec0c269b22524bd2eccb972banatalie li - Sun Microsystems - Irvine United States smbsr_error(sr, NT_STATUS_ACCESS_DENIED, ERRSRV, ERRaccess);
b89a8333f5e1f75ec0c269b22524bd2eccb972banatalie li - Sun Microsystems - Irvine United States return (NULL);
c8ec8eea9849cac239663c46be8a7f5d2ba7ca00jose borrego * Check that the shared directory exists.
1fcced4c370617db71610fecffd5451a5894ca5eJordan Brown rc = smb_pathname_reduce(sr, u_cred, si->shr_path, 0, 0, &dnode,
8b2cc8ac894f2d58f38cf2fb7c3ac778f4c57c09afshin salek ardakani - Sun Microsystems - Irvine United States rc = smb_fsop_lookup(sr, u_cred, SMB_FOLLOW_LINKS,
1fcced4c370617db71610fecffd5451a5894ca5eJordan Brown sr->sr_server->si_root_smb_node, dnode, last_component,
b89a8333f5e1f75ec0c269b22524bd2eccb972banatalie li - Sun Microsystems - Irvine United States smb_tree_log(sr, sharename, "bad path: %s", si->shr_path);
b89a8333f5e1f75ec0c269b22524bd2eccb972banatalie li - Sun Microsystems - Irvine United States kmem_free(si, sizeof (smb_share_t));
743a77ed89085d3c232c4a2f65ab4e19576839e2Alan Wright * Find share level ACL if it exists in the designated
743a77ed89085d3c232c4a2f65ab4e19576839e2Alan Wright * location. Needs to be done after finding a valid path but
743a77ed89085d3c232c4a2f65ab4e19576839e2Alan Wright * before the tree is allocated.
743a77ed89085d3c232c4a2f65ab4e19576839e2Alan Wright smb_tree_acl_access(u_cred, sharename, snode->vp, &aclaccess);
037cac007b685e7ea79f6ef7e8e62bfd342a4d56joyce mcintosh smb_tree_log(sr, sharename, "access denied: share ACL");
743a77ed89085d3c232c4a2f65ab4e19576839e2Alan Wright * Set tree ACL access to the minimum ACL permissions based on
743a77ed89085d3c232c4a2f65ab4e19576839e2Alan Wright * hostaccess (those allowed by host based access) and
743a77ed89085d3c232c4a2f65ab4e19576839e2Alan Wright * aclaccess (those from the ACL object for the share). This
743a77ed89085d3c232c4a2f65ab4e19576839e2Alan Wright * is done during the alloc.
8b2cc8ac894f2d58f38cf2fb7c3ac778f4c57c09afshin salek ardakani - Sun Microsystems - Irvine United States (void) strlcpy(si->shr_name, sharename, MAXNAMELEN);
8b2cc8ac894f2d58f38cf2fb7c3ac778f4c57c09afshin salek ardakani - Sun Microsystems - Irvine United States tree = smb_tree_alloc(user, si, STYPE_DISKTREE, snode,
8b2cc8ac894f2d58f38cf2fb7c3ac778f4c57c09afshin salek ardakani - Sun Microsystems - Irvine United States hostaccess & aclaccess);
c8ec8eea9849cac239663c46be8a7f5d2ba7ca00jose borrego smbsr_error(sr, NT_STATUS_ACCESS_DENIED, ERRSRV, ERRaccess);
29bd28862cfb8abbd3a0f0a4b17e08bbc3652836Alan Wright if (rc != 0 && tree->t_shr_flags & SMB_SHRF_DISP_TERM) {
29bd28862cfb8abbd3a0f0a4b17e08bbc3652836Alan Wright smbsr_error(sr, NT_STATUS_ACCESS_DENIED, ERRSRV,
b89a8333f5e1f75ec0c269b22524bd2eccb972banatalie li - Sun Microsystems - Irvine United States kmem_free(si, sizeof (smb_share_t));
c8ec8eea9849cac239663c46be8a7f5d2ba7ca00jose borrego * Connect an IPC share for use with named pipes.
c8ec8eea9849cac239663c46be8a7f5d2ba7ca00jose borregosmb_tree_connect_ipc(smb_request_t *sr, const char *name)
8b2cc8ac894f2d58f38cf2fb7c3ac778f4c57c09afshin salek ardakani - Sun Microsystems - Irvine United States smb_user_t *user = sr->uid_user;
8b2cc8ac894f2d58f38cf2fb7c3ac778f4c57c09afshin salek ardakani - Sun Microsystems - Irvine United States smb_tree_t *tree;
8b2cc8ac894f2d58f38cf2fb7c3ac778f4c57c09afshin salek ardakani - Sun Microsystems - Irvine United States smb_share_t *si;
c8ec8eea9849cac239663c46be8a7f5d2ba7ca00jose borrego smb_tree_log(sr, name, "access denied: restrict anonymous");
c8ec8eea9849cac239663c46be8a7f5d2ba7ca00jose borrego smbsr_error(sr, NT_STATUS_ACCESS_DENIED, ERRSRV, ERRaccess);
8d7e41661dc4633488e93b13363137523ce59977jose borrego sr->arg.tcon.optional_support = SMB_SUPPORT_SEARCH_BITS;
8b2cc8ac894f2d58f38cf2fb7c3ac778f4c57c09afshin salek ardakani - Sun Microsystems - Irvine United States si = kmem_zalloc(sizeof (smb_share_t), KM_SLEEP);
8b2cc8ac894f2d58f38cf2fb7c3ac778f4c57c09afshin salek ardakani - Sun Microsystems - Irvine United States (void) strlcpy(si->shr_name, name, MAXNAMELEN);
8b2cc8ac894f2d58f38cf2fb7c3ac778f4c57c09afshin salek ardakani - Sun Microsystems - Irvine United States (void) strlcpy(si->shr_path, name, MAXPATHLEN);
8b2cc8ac894f2d58f38cf2fb7c3ac778f4c57c09afshin salek ardakani - Sun Microsystems - Irvine United States si->shr_type = STYPE_IPC | STYPE_SPECIAL;
8b2cc8ac894f2d58f38cf2fb7c3ac778f4c57c09afshin salek ardakani - Sun Microsystems - Irvine United States
8b2cc8ac894f2d58f38cf2fb7c3ac778f4c57c09afshin salek ardakani - Sun Microsystems - Irvine United States tree = smb_tree_alloc(user, si, STYPE_IPC, NULL, ACE_ALL_PERMS);
c8ec8eea9849cac239663c46be8a7f5d2ba7ca00jose borrego smbsr_error(sr, NT_STATUS_ACCESS_DENIED, ERRSRV, ERRaccess);
8b2cc8ac894f2d58f38cf2fb7c3ac778f4c57c09afshin salek ardakani - Sun Microsystems - Irvine United States kmem_free(si, sizeof (smb_share_t));
c8ec8eea9849cac239663c46be8a7f5d2ba7ca00jose borrego * Allocate a tree.
8b2cc8ac894f2d58f38cf2fb7c3ac778f4c57c09afshin salek ardakani - Sun Microsystems - Irvine United States const smb_share_t *si,
c8ec8eea9849cac239663c46be8a7f5d2ba7ca00jose borrego tree = kmem_cache_alloc(user->u_server->si_cache_tree, KM_SLEEP);
8b2cc8ac894f2d58f38cf2fb7c3ac778f4c57c09afshin salek ardakani - Sun Microsystems - Irvine United States if (smb_tree_getattr(si, snode, tree) != 0) {
c8ec8eea9849cac239663c46be8a7f5d2ba7ca00jose borrego kmem_cache_free(user->u_server->si_cache_tree, tree);
c8ec8eea9849cac239663c46be8a7f5d2ba7ca00jose borrego if (smb_idpool_constructor(&tree->t_fid_pool)) {
c8ec8eea9849cac239663c46be8a7f5d2ba7ca00jose borrego kmem_cache_free(user->u_server->si_cache_tree, tree);
7f667e74610492ddbce8ce60f52ece95d2401949jose borrego if (smb_idpool_constructor(&tree->t_odid_pool)) {
c8ec8eea9849cac239663c46be8a7f5d2ba7ca00jose borrego kmem_cache_free(user->u_server->si_cache_tree, tree);
c8ec8eea9849cac239663c46be8a7f5d2ba7ca00jose borrego smb_llist_constructor(&tree->t_ofile_list, sizeof (smb_ofile_t),
c8ec8eea9849cac239663c46be8a7f5d2ba7ca00jose borrego smb_llist_constructor(&tree->t_odir_list, sizeof (smb_odir_t),
8b2cc8ac894f2d58f38cf2fb7c3ac778f4c57c09afshin salek ardakani - Sun Microsystems - Irvine United States (void) strlcpy(tree->t_sharename, si->shr_name,
8b2cc8ac894f2d58f38cf2fb7c3ac778f4c57c09afshin salek ardakani - Sun Microsystems - Irvine United States (void) strlcpy(tree->t_resource, si->shr_path,
8b2cc8ac894f2d58f38cf2fb7c3ac778f4c57c09afshin salek ardakani - Sun Microsystems - Irvine United States sizeof (tree->t_resource));
c8ec8eea9849cac239663c46be8a7f5d2ba7ca00jose borrego mutex_init(&tree->t_mutex, NULL, MUTEX_DEFAULT, NULL);
743a77ed89085d3c232c4a2f65ab4e19576839e2Alan Wright /* if FS is readonly, enforce that here */
c8ec8eea9849cac239663c46be8a7f5d2ba7ca00jose borrego smb_llist_enter(&user->u_tree_list, RW_WRITER);
c8ec8eea9849cac239663c46be8a7f5d2ba7ca00jose borrego smb_llist_insert_head(&user->u_tree_list, tree);
c8ec8eea9849cac239663c46be8a7f5d2ba7ca00jose borrego * Deallocate a tree: release all resources associated with a tree and
c8ec8eea9849cac239663c46be8a7f5d2ba7ca00jose borrego * remove the tree from the user's tree list.
c8ec8eea9849cac239663c46be8a7f5d2ba7ca00jose borrego * The tree being destroyed must be in the "destroying" state and the
c8ec8eea9849cac239663c46be8a7f5d2ba7ca00jose borrego * reference count must be zero. This function assumes it's single threaded
c8ec8eea9849cac239663c46be8a7f5d2ba7ca00jose borrego * i.e. only one thread will attempt to destroy a specific tree, which
c8ec8eea9849cac239663c46be8a7f5d2ba7ca00jose borrego * should be the case if the tree is in disconnected and has a reference
c8ec8eea9849cac239663c46be8a7f5d2ba7ca00jose borrego * count of zero.
da6c28aaf62fa55f0fdb8004aa40f88f23bf53f0amwstatic void
c8ec8eea9849cac239663c46be8a7f5d2ba7ca00jose borrego * Remove the tree from the user's tree list. This must be done
c8ec8eea9849cac239663c46be8a7f5d2ba7ca00jose borrego * before any resources associated with the tree are released.
da6c28aaf62fa55f0fdb8004aa40f88f23bf53f0amw smb_idpool_free(&tree->t_user->u_tid_pool, tree->t_tid);
da6c28aaf62fa55f0fdb8004aa40f88f23bf53f0amw * The list of open files and open directories should be empty.
c8ec8eea9849cac239663c46be8a7f5d2ba7ca00jose borrego * Determine whether or not a tree is connected.
c8ec8eea9849cac239663c46be8a7f5d2ba7ca00jose borrego * This function must be called with the tree mutex held.
8b2cc8ac894f2d58f38cf2fb7c3ac778f4c57c09afshin salek ardakani - Sun Microsystems - Irvine United Statessmb_tree_is_connected_locked(smb_tree_t *tree)
c8ec8eea9849cac239663c46be8a7f5d2ba7ca00jose borrego * The tree exists but being diconnected or destroyed.
c8ec8eea9849cac239663c46be8a7f5d2ba7ca00jose borrego * Determine whether or not a tree is disconnected.
c8ec8eea9849cac239663c46be8a7f5d2ba7ca00jose borrego * This function must be called with the tree mutex held.
c8ec8eea9849cac239663c46be8a7f5d2ba7ca00jose borrego * Return a pointer to the share name within a share resource path.
c8ec8eea9849cac239663c46be8a7f5d2ba7ca00jose borrego * The share path may be a Uniform Naming Convention (UNC) string
c8ec8eea9849cac239663c46be8a7f5d2ba7ca00jose borrego * (\\server\share) or simply the share name. We validate the UNC
c8ec8eea9849cac239663c46be8a7f5d2ba7ca00jose borrego * format but we don't look at the server name.
c8ec8eea9849cac239663c46be8a7f5d2ba7ca00jose borregostatic const char *
c8ec8eea9849cac239663c46be8a7f5d2ba7ca00jose borrego * Looks like a UNC path, validate the format.
c8ec8eea9849cac239663c46be8a7f5d2ba7ca00jose borrego if ((sharename = strchr(sharename+2, '\\')) == NULL)
c8ec8eea9849cac239663c46be8a7f5d2ba7ca00jose borrego * This should be a share name (no embedded \'s).
c8ec8eea9849cac239663c46be8a7f5d2ba7ca00jose borrego * Map the service to a resource type. Valid values for service are:
c8ec8eea9849cac239663c46be8a7f5d2ba7ca00jose borrego * A: Disk share
c8ec8eea9849cac239663c46be8a7f5d2ba7ca00jose borrego * LPT1: Printer
c8ec8eea9849cac239663c46be8a7f5d2ba7ca00jose borrego * IPC Named pipe
c8ec8eea9849cac239663c46be8a7f5d2ba7ca00jose borrego * COMM Communications device
c8ec8eea9849cac239663c46be8a7f5d2ba7ca00jose borrego * ????? Any type of device (wildcard)
c8ec8eea9849cac239663c46be8a7f5d2ba7ca00jose borrego * We support IPC and disk shares; anything else is currently treated
c8ec8eea9849cac239663c46be8a7f5d2ba7ca00jose borrego * as an error. IPC$ is reserved as the named pipe share.
c8ec8eea9849cac239663c46be8a7f5d2ba7ca00jose borregosmb_tree_get_stype(const char *sharename, const char *service,
c8ec8eea9849cac239663c46be8a7f5d2ba7ca00jose borrego if ((strcmp(service, any) == 0) || (strcasecmp(service, "IPC") == 0)) {
c8ec8eea9849cac239663c46be8a7f5d2ba7ca00jose borrego if ((strcmp(service, any) == 0) || (strcasecmp(service, "A:") == 0)) {
c8ec8eea9849cac239663c46be8a7f5d2ba7ca00jose borrego return (-1);
c8ec8eea9849cac239663c46be8a7f5d2ba7ca00jose borrego return (-1);
c8ec8eea9849cac239663c46be8a7f5d2ba7ca00jose borrego * Obtain the tree attributes: volume name, typename and flags.
8b2cc8ac894f2d58f38cf2fb7c3ac778f4c57c09afshin salek ardakani - Sun Microsystems - Irvine United Statessmb_tree_getattr(const smb_share_t *si, smb_node_t *node, smb_tree_t *tree)
8b2cc8ac894f2d58f38cf2fb7c3ac778f4c57c09afshin salek ardakani - Sun Microsystems - Irvine United States smb_tree_get_flags(si, vfsp, tree);
c8ec8eea9849cac239663c46be8a7f5d2ba7ca00jose borrego * Extract the volume name.
c8ec8eea9849cac239663c46be8a7f5d2ba7ca00jose borregosmb_tree_get_volname(vfs_t *vfsp, smb_tree_t *tree)
c8ec8eea9849cac239663c46be8a7f5d2ba7ca00jose borrego const char *s;
c8ec8eea9849cac239663c46be8a7f5d2ba7ca00jose borrego (void) strlcpy(tree->t_volume, s, SMB_VOLNAMELEN);
c8ec8eea9849cac239663c46be8a7f5d2ba7ca00jose borrego * Always set ACL support because the VFS will fake ACLs for file systems
c8ec8eea9849cac239663c46be8a7f5d2ba7ca00jose borrego * that don't support them.
c8ec8eea9849cac239663c46be8a7f5d2ba7ca00jose borrego * Some flags are dependent on the typename, which is also set up here.
c8ec8eea9849cac239663c46be8a7f5d2ba7ca00jose borrego * File system types are hardcoded in uts/common/os/vfs_conf.c.
8b2cc8ac894f2d58f38cf2fb7c3ac778f4c57c09afshin salek ardakani - Sun Microsystems - Irvine United Statessmb_tree_get_flags(const smb_share_t *si, vfs_t *vfsp, smb_tree_t *tree)
fc724630b14603e4c1147df68b7bf45f7de7431fAlan Wright typedef struct smb_mtype {
8b2cc8ac894f2d58f38cf2fb7c3ac778f4c57c09afshin salek ardakani - Sun Microsystems - Irvine United States if (si->shr_flags & SMB_SHRF_CATIA)
8b2cc8ac894f2d58f38cf2fb7c3ac778f4c57c09afshin salek ardakani - Sun Microsystems - Irvine United States flags |= SMB_TREE_CATIA;
8b2cc8ac894f2d58f38cf2fb7c3ac778f4c57c09afshin salek ardakani - Sun Microsystems - Irvine United States
c8ec8eea9849cac239663c46be8a7f5d2ba7ca00jose borrego if (vfs_optionisset(vfsp, MNTOPT_NOATIME, NULL))
fc724630b14603e4c1147df68b7bf45f7de7431fAlan Wright for (i = 0; i < sizeof (smb_mtype) / sizeof (smb_mtype[0]); ++i) {
fc724630b14603e4c1147df68b7bf45f7de7431fAlan Wright if (strncasecmp(name, mtype->mt_name, mtype->mt_namelen) == 0)
c8ec8eea9849cac239663c46be8a7f5d2ba7ca00jose borrego (void) strlcpy(tree->t_typename, name, SMB_TYPENAMELEN);
c8ec8eea9849cac239663c46be8a7f5d2ba7ca00jose borrego if (vfs_has_feature(vfsp, VFSFT_CASEINSENSITIVE))
c8ec8eea9849cac239663c46be8a7f5d2ba7ca00jose borrego if (vfs_has_feature(vfsp, VFSFT_NOCASESENSITIVE))
c8ec8eea9849cac239663c46be8a7f5d2ba7ca00jose borrego if (vfs_has_feature(vfsp, VFSFT_ACEMASKONACCESS))
fc724630b14603e4c1147df68b7bf45f7de7431fAlan Wright DTRACE_PROBE2(smb__tree__flags, uint32_t, flags, char *, name);
c8ec8eea9849cac239663c46be8a7f5d2ba7ca00jose borrego * Report share access result to syslog.
c8ec8eea9849cac239663c46be8a7f5d2ba7ca00jose borregosmb_tree_log(smb_request_t *sr, const char *sharename, const char *fmt, ...)
c8ec8eea9849cac239663c46be8a7f5d2ba7ca00jose borrego if ((user->u_name) && (strcasecmp(sharename, "IPC$") == 0)) {
c8ec8eea9849cac239663c46be8a7f5d2ba7ca00jose borrego * Only report normal users, i.e. ignore W2K misuse
c8ec8eea9849cac239663c46be8a7f5d2ba7ca00jose borrego * of the IPC connection by filtering out internal
c8ec8eea9849cac239663c46be8a7f5d2ba7ca00jose borrego * names such as nobody and root.
7f667e74610492ddbce8ce60f52ece95d2401949jose borrego * smb_tree_lookup_odir
7f667e74610492ddbce8ce60f52ece95d2401949jose borrego * Find the specified odir in the tree's list of odirs, and
7f667e74610492ddbce8ce60f52ece95d2401949jose borrego * attempt to obtain a hold on the odir.
7f667e74610492ddbce8ce60f52ece95d2401949jose borrego * Returns NULL if odir not found or a hold cannot be obtained.
7f667e74610492ddbce8ce60f52ece95d2401949jose borregosmb_tree_lookup_odir(smb_tree_t *tree, uint16_t odid)
8b2cc8ac894f2d58f38cf2fb7c3ac778f4c57c09afshin salek ardakani - Sun Microsystems - Irvine United Statesboolean_t
8b2cc8ac894f2d58f38cf2fb7c3ac778f4c57c09afshin salek ardakani - Sun Microsystems - Irvine United Statessmb_tree_is_connected(smb_tree_t *tree)
8b2cc8ac894f2d58f38cf2fb7c3ac778f4c57c09afshin salek ardakani - Sun Microsystems - Irvine United States{
8b2cc8ac894f2d58f38cf2fb7c3ac778f4c57c09afshin salek ardakani - Sun Microsystems - Irvine United States boolean_t rb;
8b2cc8ac894f2d58f38cf2fb7c3ac778f4c57c09afshin salek ardakani - Sun Microsystems - Irvine United States
8b2cc8ac894f2d58f38cf2fb7c3ac778f4c57c09afshin salek ardakani - Sun Microsystems - Irvine United States mutex_enter(&tree->t_mutex);
8b2cc8ac894f2d58f38cf2fb7c3ac778f4c57c09afshin salek ardakani - Sun Microsystems - Irvine United States rb = smb_tree_is_connected_locked(tree);
8b2cc8ac894f2d58f38cf2fb7c3ac778f4c57c09afshin salek ardakani - Sun Microsystems - Irvine United States mutex_exit(&tree->t_mutex);
8b2cc8ac894f2d58f38cf2fb7c3ac778f4c57c09afshin salek ardakani - Sun Microsystems - Irvine United States return (rb);
8b2cc8ac894f2d58f38cf2fb7c3ac778f4c57c09afshin salek ardakani - Sun Microsystems - Irvine United States}
8b2cc8ac894f2d58f38cf2fb7c3ac778f4c57c09afshin salek ardakani - Sun Microsystems - Irvine United States
1fcced4c370617db71610fecffd5451a5894ca5eJordan Brown * Get the next open ofile in the list. A reference is taken on
1fcced4c370617db71610fecffd5451a5894ca5eJordan Brown * the ofile, which can be released later with smb_ofile_release().
1fcced4c370617db71610fecffd5451a5894ca5eJordan Brown * If the specified ofile is NULL, search from the beginning of the
1fcced4c370617db71610fecffd5451a5894ca5eJordan Brown * list. Otherwise, the search starts just after that ofile.
1fcced4c370617db71610fecffd5451a5894ca5eJordan Brown * Returns NULL if there are no open files in the list.
1fcced4c370617db71610fecffd5451a5894ca5eJordan Brownsmb_tree_get_ofile(smb_tree_t *tree, smb_ofile_t *of)
7f667e74610492ddbce8ce60f52ece95d2401949jose borrego * smb_tree_get_odir
a1511e6b39158073666f6bd04cec5295813931f6joyce mcintosh * Find the next odir in the tree's list of odirs, and obtain a
a1511e6b39158073666f6bd04cec5295813931f6joyce mcintosh * hold on it.
7f667e74610492ddbce8ce60f52ece95d2401949jose borrego * If the specified odir is NULL the search starts at the beginning
7f667e74610492ddbce8ce60f52ece95d2401949jose borrego * of the tree's odir list, otherwise the search starts after the
7f667e74610492ddbce8ce60f52ece95d2401949jose borrego * specified odir.
7f667e74610492ddbce8ce60f52ece95d2401949jose borregosmb_tree_get_odir(smb_tree_t *tree, smb_odir_t *od)
7f667e74610492ddbce8ce60f52ece95d2401949jose borrego * smb_tree_close_odirs
7f667e74610492ddbce8ce60f52ece95d2401949jose borrego * Close all open odirs in the tree's list which were opened by
7f667e74610492ddbce8ce60f52ece95d2401949jose borrego * the process identified by pid.
7f667e74610492ddbce8ce60f52ece95d2401949jose borrego * If pid is zero, close all open odirs in the tree's list.
7f667e74610492ddbce8ce60f52ece95d2401949jose borregosmb_tree_close_odirs(smb_tree_t *tree, uint16_t pid)
7f667e74610492ddbce8ce60f52ece95d2401949jose borrego if ((pid == 0) || (od->d_opened_by_pid == pid))
29bd28862cfb8abbd3a0f0a4b17e08bbc3652836Alan Wrightsmb_tree_set_execsub_info(smb_tree_t *tree, smb_execsub_info_t *subs)
29bd28862cfb8abbd3a0f0a4b17e08bbc3652836Alan Wright subs->e_srv_ipaddr = tree->t_session->local_ipaddr;
29bd28862cfb8abbd3a0f0a4b17e08bbc3652836Alan Wright subs->e_cli_netbiosname = tree->t_session->workstation;
1fcced4c370617db71610fecffd5451a5894ca5eJordan Brown * Private function to support smb_tree_enum.
1fcced4c370617db71610fecffd5451a5894ca5eJordan Brownsmb_tree_enum_private(smb_tree_t *tree, smb_svcenum_t *svcenum)
1fcced4c370617db71610fecffd5451a5894ca5eJordan Brown if (svcenum->se_nitems >= svcenum->se_nlimit) {
1fcced4c370617db71610fecffd5451a5894ca5eJordan Brown rc = smb_tree_netinfo_encode(tree, pb, svcenum->se_bavail, &nbytes);
1fcced4c370617db71610fecffd5451a5894ca5eJordan Brown * Encode connection information into a buffer: connection information
1fcced4c370617db71610fecffd5451a5894ca5eJordan Brown * needed in user space to support RPC requests.
1fcced4c370617db71610fecffd5451a5894ca5eJordan Brownsmb_tree_netinfo_encode(smb_tree_t *tree, uint8_t *buf, size_t buflen,
1fcced4c370617db71610fecffd5451a5894ca5eJordan Brown rc = smb_netconnectinfo_encode(&info, buf, buflen, nbytes);
1fcced4c370617db71610fecffd5451a5894ca5eJordan Brown * Note: ci_numusers should be the number of users connected to
1fcced4c370617db71610fecffd5451a5894ca5eJordan Brown * the share rather than the number of references on the tree but
1fcced4c370617db71610fecffd5451a5894ca5eJordan Brown * we don't have a mechanism to track users/share in smbsrv yet.
1fcced4c370617db71610fecffd5451a5894ca5eJordan Brownsmb_tree_netinfo_init(smb_tree_t *tree, smb_netconnectinfo_t *info)
1fcced4c370617db71610fecffd5451a5894ca5eJordan Brown info->ci_time = gethrestime_sec() - tree->t_connect_time;
1fcced4c370617db71610fecffd5451a5894ca5eJordan Brown info->ci_sharelen = strlen(tree->t_sharename) + 1;
1fcced4c370617db71610fecffd5451a5894ca5eJordan Brown info->ci_share = smb_kstrdup(tree->t_sharename, info->ci_sharelen);
1fcced4c370617db71610fecffd5451a5894ca5eJordan Brown info->ci_namelen = user->u_domain_len + user->u_name_len + 2;
1fcced4c370617db71610fecffd5451a5894ca5eJordan Brown info->ci_username = kmem_alloc(info->ci_namelen, KM_SLEEP);
1fcced4c370617db71610fecffd5451a5894ca5eJordan Brown (void) snprintf(info->ci_username, info->ci_namelen, "%s\\%s",
1fcced4c370617db71610fecffd5451a5894ca5eJordan Brownsmb_tree_netinfo_fini(smb_netconnectinfo_t *info)