/* Copyright (c) 2003 Juan Lang * * This library is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public * License as published by the Free Software Foundation; either * version 2.1 of the License, or (at your option) any later version. * * This library is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public * License along with this library; if not, write to the Free Software * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA */ #ifndef __WINE_NETBIOS_H__ #define __WINE_NETBIOS_H__ #include <stdarg.h> #include "windef.h" #include "winbase.h" #include "lm.h" #include "nb30.h" /* This file describes the interface WINE's NetBIOS implementation uses to * interact with a transport implementation (where a transport might be * NetBIOS-over-TCP/IP (aka NetBT, NBT), NetBIOS-over-IPX, etc.) */ /** * Public functions */ void NetBIOSInit(void); void NetBIOSShutdown(void); struct _NetBIOSTransport; /* A transport should register itself during its init function (see below) with * a unique id (the transport_id of ACTION_HEADER, for example) and an * implementation. Returns TRUE on success, and FALSE on failure. */ BOOL NetBIOSRegisterTransport(ULONG id, struct _NetBIOSTransport *transport); /* Registers an adapter with the given transport and ifIndex with NetBIOS. * ifIndex is an interface index usable by the IpHlpApi. ifIndex is not * required to be unique, but is required so that NetWkstaTransportEnum can use * GetIfEntry to get the name and hardware address of the adapter. * Returns TRUE on success, FALSE on failure. * FIXME: need functions for retrieving the name and hardware index, rather * than assuming a correlation with IpHlpApi. */ BOOL NetBIOSRegisterAdapter(ULONG transport, DWORD ifIndex, void *adapter); /* During enumeration, all adapters from your transport are disabled * internally. If an adapter is still valid, reenable it with this function. * Adapters you don't enable will have their transport's NetBIOSCleanupAdapter * function (see below) called on them, and will be removed from the table. * (This is to deal with lack of plug-and-play--sorry.) */ void NetBIOSEnableAdapter(UCHAR lana); /* Gets a quick count of the number of NetBIOS adapters. Not guaranteed not * to change from one call to the next, depending on what's been enumerated * lately. See also NetBIOSEnumAdapters. */ UCHAR NetBIOSNumAdapters(void); typedef struct _NetBIOSAdapterImpl { UCHAR lana; DWORD ifIndex; void *data; } NetBIOSAdapterImpl; typedef BOOL (*NetBIOSEnumAdaptersCallback)(UCHAR totalLANAs, UCHAR lanaIndex, ULONG transport, const NetBIOSAdapterImpl *data, void *closure); /* Enumerates all NetBIOS adapters for the transport transport, or for all * transports if transport is ALL_TRANSPORTS. Your callback will be called * once for every enumerated adapter, with a count of how many adapters have * been enumerated, a 0-based index relative to that count, the adapter's * transport, and its ifIndex. * Your callback should return FALSE if it no longer wishes to be called. */ void NetBIOSEnumAdapters(ULONG transport, NetBIOSEnumAdaptersCallback cb, void *closure); /* Hangs up the session identified in the NCB; the NCB need not be a NCBHANGUP. * Will result in the transport's hangup function being called, so release any * locks you own before calling to avoid deadlock. * This function is intended for use by a transport, if the session is closed * by some error in the transport layer. */ void NetBIOSHangupSession(PNCB ncb); /** * Functions a transport implementation must implement */ /* This function is called to ask a transport implementation to enumerate any * LANAs into the NetBIOS adapter table by: * - calling NetBIOSRegisterAdapter for any new adapters * - calling NetBIOSEnableAdapter for any existing adapters * NetBIOSEnumAdapters (see) may be of use to determine which adapters already * exist. * A transport can assume no other thread is modifying the NetBIOS adapter * table during the lifetime of its NetBIOSEnum function (and, therefore, that * this function won't be called reentrantly). */ typedef UCHAR (*NetBIOSEnum)(void); /* A cleanup function for a transport. This is the last function called on a * transport. */ typedef void (*NetBIOSCleanup)(void); /* Adapter functions */ /* Functions with direct mappings to the Netbios interface. These functions * are expected to be synchronous, although the first four bytes of the * reserved member of the ncb are a cancel flag. A long-running function * should check whether this is not FALSE from time to time (see the * NCB_CANCELLED macro), and return NRC_CMDCAN if it's been cancelled. (The * remainder of the NCB's reserved field is, well, reserved.) */ /* Used to see whether the pointer to an NCB has been cancelled. The NetBIOS * interface designates certain functions as non-cancellable functions, but I * use this flag for all NCBs. Support it if you can. * FIXME: this isn't enough, need to support an EVENT or some such, because * some calls (recv) will block indefinitely, so a reset, shutdown, etc. will * never occur. */ #define NCB_CANCELLED(pncb) *(PBOOL)((pncb)->ncb_reserve) typedef UCHAR (*NetBIOSAstat)(void *adapter, PNCB ncb); typedef UCHAR (*NetBIOSFindName)(void *adapter, PNCB ncb); /* Functions to support the session service */ /* Implement to support the NCBCALL command. If you need data stored for the * session, return it in *session. You can clean it up in your NetBIOSHangup * function (see). */ typedef UCHAR (*NetBIOSCall)(void *adapter, PNCB ncb, void **session); typedef UCHAR (*NetBIOSSend)(void *adapter, void *session, PNCB ncb); typedef UCHAR (*NetBIOSRecv)(void *adapter, void *session, PNCB ncb); typedef UCHAR (*NetBIOSHangup)(void *adapter, void *session); /* The last function called on an adapter; it is not called reentrantly, and * no new calls will be made on the adapter once this has been entered. Clean * up any resources allocated for the adapter here. */ typedef void (*NetBIOSCleanupAdapter)(void *adapter); typedef struct _NetBIOSTransport { NetBIOSEnum enumerate; NetBIOSAstat astat; NetBIOSFindName findName; NetBIOSCall call; NetBIOSSend send; NetBIOSRecv recv; NetBIOSHangup hangup; NetBIOSCleanupAdapter cleanupAdapter; NetBIOSCleanup cleanup; } NetBIOSTransport; /* Transport-specific functions. When adding a transport, add a call to its * init function in netapi32's DllMain. The transport can do any global * initialization it needs here. It should call NetBIOSRegisterTransport to * register itself with NetBIOS. */ /* NetBIOS-over-TCP/IP (NetBT) functions */ /* Not defined by MS, so make my own private define: */ #define TRANSPORT_NBT "MNBT" void NetBTInit(void); #endif /* ndef __WINE_NETBIOS_H__ */