mirror of
https://github.com/deadw00d/AROS.git
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169 lines
4.7 KiB
C
169 lines
4.7 KiB
C
#ifndef _BASE_H_
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#define _BASE_H_
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/*
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* Netinfo device base. Define the device structure
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*
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* Copyright © 2025 The AROS Dev Team.
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* Copyright (c) 1993 Pekka Pessi
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*/
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#include "config.h"
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#ifndef EXEC_LIBRARIES_H
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#include <exec/libraries.h>
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#endif
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#ifndef DEVICES_NETINFO_H
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#include <devices/netinfo.h>
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#endif
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#ifndef EXEC_TASKS_H
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#include <exec/tasks.h>
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#endif
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#ifndef UTILITY_TAGITEM_H
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#include <utility/tagitem.h>
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#endif
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#ifndef EXEC_IO_H
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#include <exec/io.h>
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#endif
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#ifndef EXEC_DEVICES_H
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#include <exec/devices.h>
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#endif
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#ifndef EXEC_ERRORS_H
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#include <exec/errors.h>
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#endif
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#ifndef EXEC_MEMORY_H
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#include <exec/memory.h>
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#endif
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#ifndef EXEC_SEMAPHORES_H
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#include <exec/semaphores.h>
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#endif
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#ifdef USE_PRAGMAS
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#include <clib/exec_protos.h>
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#include <pragmas/exec_sysbase_pragmas.h>
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#include <clib/dos_protos.h>
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#include <pragmas/dos_pragmas.h>
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#define SysBase (nid->nid_ExecBase)
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#define DOSBase (nid->nid_DOSBase)
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#else
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#include <dos/notify.h>
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#include <dos/bptr.h>
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#endif
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/*
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* Device base
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*/
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struct NetInfoDevice {
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struct Library nid_Lib;
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APTR nid_SegList;
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/* like there were no reference operator in C... */
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struct SignalSemaphore nid_Lock[1];
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APTR nid_ExecBase;
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APTR nid_DOSBase;
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struct MsgPort nid_Port[1]; /* Port to send requests */
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struct Message *nid_Death; /* Kill task by this message */
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struct MsgPort nid_NotifyPort[1]; /* Port for notify messages */
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struct List nid_Instances[1];
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struct NetInfoMap *nid_Maps[NETINFO_UNITS];
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char *nid_dbuser;
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char *nid_dbgroup;
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};
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#define nid_Task nid_Port->mp_SigTask
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#define nid_SigBit nid_Port->mp_SigBit
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/* Internal constants */
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#define NETINFOSIZE ((sizeof(struct NetInfoDevice) +3) & ~3)
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#define NID_PRIORITY 1
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typedef void (* DeviceCmd_t)(struct NetInfoDevice *, struct NetInfoReq *, struct NetInfoMap *);
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/*
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* Structure for each netinfo map
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*/
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struct NetInfoMap {
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struct Node nim_Node[1];
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struct MsgPort *nim_Port;
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const struct MapMethods *nim_Methods;
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const DeviceCmd_t *nim_Commands;
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struct SignalSemaphore nim_PointerLock[1];
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struct List nim_Pointer[1]; /* under nid_Lock */
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struct SignalSemaphore nim_ReqLock[1];
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struct List nim_Rx[1];
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struct List nim_Wx[1];
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WORD nim_OpenCnt;
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WORD nim_Flags;
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const UBYTE *nim_Filename;
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struct SignalSemaphore nim_EntLock[1];
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struct List nim_Ent[1];
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struct NotifyRequest nim_Notify[1];
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};
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#define NIMF_PARSED 0x0001
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#define NIMF_CHANGED 0x0002
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#define nim_Name nim_Node->ln_Name
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/*
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* Define map methods
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*/
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struct MapMethods {
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struct Ent * (*parse_ent)(struct NetInfoDevice *, register UBYTE *p);
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int (*print_out)(struct NetInfoDevice *, BPTR, struct Ent *);
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void * (*copy_out)(struct NetInfoReq *req, struct Ent *e);
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struct Ent * (*copy_in)(struct NetInfoDevice *, struct NetInfoReq *req);
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void (*cleanup)(struct NetInfoDevice *, struct NetInfoMap *);
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void (*membercmd)(struct NetInfoDevice *, struct NetInfoReq *,
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struct NetInfoMap *);
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void (*notify)(struct NetInfoDevice *, struct NetInfoMap *);
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};
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#define DoNIMethod(cmd, req, unit)\
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((unit)->nim_Commands[cmd])(nid, (req), (unit))
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#define Method(method, unit)\
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(*((unit)->nim_Methods->method))
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/*
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* Instance allocated for each opener (stored to io_Unit)
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*/
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struct NetInfoPointer {
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struct Node nip_Node[1];
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UBYTE nip_Flags;
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UBYTE nip_UnitNumber;
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struct NetInfoMap *nip_Map; /* backpointer */
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struct Ent *nip_Ent; /* latest entry read */
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};
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#define nip_Name nip_Node->ln_Name
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/* in server.c */
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ASM LONG NetInfoStartup(void);
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void NetInfoTask(struct NetInfoDevice *, struct Message *msg);
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struct NetInfoMap *InitNetInfoMap(struct NetInfoDevice *, struct MsgPort *, ULONG);
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void DeInitNetInfoMap(struct NetInfoDevice *, struct NetInfoMap *);
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struct Unit *CreateNewUnit(struct NetInfoDevice *, short unit);
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void ExpungeUnit(struct NetInfoDevice *, struct Unit *);
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void PerformIO(struct NetInfoDevice *, struct NetInfoReq *req);
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void TermIO(struct NetInfoReq *req);
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ULONG AbortReq(struct NetInfoDevice *, struct List *, struct NetInfoReq *);
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/* Common method */
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void UnknownCommand(struct NetInfoDevice *, struct NetInfoReq *, struct NetInfoMap *);
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/* support functions */
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struct NetInfoMap *CheckUnit(struct NetInfoDevice *, struct Unit *u);
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void FreeListVec(struct NetInfoDevice *, struct List *list);
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struct Node *FindNode(struct List *list, struct Node *node);
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char *strsep(register char **stringp, register const char *delim);
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#endif /* _BASE_H_ */
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