src/afs/afs_prototypes.h

   1 /*
   2  * Copyright 2000, International Business Machines Corporation and others.
   3  * All Rights Reserved.
   4  *
   5  * This software has been released under the terms of the IBM Public
   6  * License.  For details, see the LICENSE file in the top-level source
   7  * directory or online at http://www.openafs.org/dl/license10.html
   8  */
   9
  10 #ifndef _AFS_PROTOTYPES_H_
  11 #define _AFS_PROTOTYPES_H_
  12
  13 /* afs_analyze.c */
  14 extern int afs_Analyze(struct afs_conn *aconn, struct rx_connection *rxconn,
  15                        afs_int32 acode, struct VenusFid *afid,
  16                        struct vrequest *areq,
  17                        int op, afs_int32 locktype, struct cell *cellp);
  18
  19 /* afs_axscache.c */
  20 extern afs_rwlock_t afs_xaxs;
  21 extern struct axscache *afs_SlowFindAxs(struct axscache **cachep,
  22                                         afs_int32 id);
  23 extern struct axscache *axs_Alloc(void);
  24 extern void afs_RemoveAxs(struct axscache **headp, struct axscache *axsp);
  25 extern void afs_FreeAllAxs(struct axscache **headp);
  26 extern void shutdown_xscache(void);
  27
  28 /* afs_buffer.c */
  29 extern void shutdown_bufferpackage(void);
  30
  31 /* afs_call.c */
  32 extern int afs_cold_shutdown;
  33 extern char afs_rootVolumeName[MAXROOTVOLNAMELEN];
  34 extern void afs_shutdown(void);
  35 extern void afs_FlushCBs(void);
  36 extern int afs_CheckInit(void);
  37 extern void afs_shutdown(void);
  38 extern void shutdown_afstest(void);
  39 extern int afs_syscall_call(long parm, long parm2, long parm3,
  40                             long parm4, long parm5, long parm6);
  41 #if defined(AFS_DARWIN100_ENV)
  42 extern int afs_syscall64_call(user_addr_t parm, user_addr_t parm2,
  43                               user_addr_t parm3, user_addr_t parm4,
  44                               user_addr_t parm5, user_addr_t parm6);
  45 #endif
  46
  47
  48 /* afs_callback.c */
  49 extern afs_int32 afs_allCBs;
  50 extern afs_int32 afs_oddCBs;
  51 extern afs_int32 afs_evenCBs;
  52 extern afs_int32 afs_allZaps;
  53 extern afs_int32 afs_oddZaps;
  54 extern afs_int32 afs_evenZaps;
  55 extern afs_int32 afs_connectBacks;
  56 extern unsigned long lastCallBack_vnode;
  57 extern unsigned int lastCallBack_dv;
  58 extern osi_timeval_t lastCallBack_time;
  59 extern struct interfaceAddr afs_cb_interface;
  60
  61 extern int afs_RXCallBackServer(void);
  62 extern int SRXAFSCB_GetCE(struct rx_call *a_call, afs_int32 a_index,
  63                           struct AFSDBCacheEntry *a_result);
  64 extern int SRXAFSCB_GetCE64(struct rx_call *a_call, afs_int32 a_index,
  65                             struct AFSDBCacheEntry64 *a_result);
  66 extern int SRXAFSCB_GetLock(struct rx_call *a_call, afs_int32 a_index,
  67                             struct AFSDBLock *a_result);
  68 extern int SRXAFSCB_CallBack(struct rx_call *a_call,
  69                              struct AFSCBFids *a_fids,
  70                              struct AFSCBs *a_callbacks);
  71 extern int SRXAFSCB_Probe(struct rx_call *a_call);
  72 extern int SRXAFSCB_InitCallBackState(struct rx_call *a_call);
  73 extern int SRXAFSCB_XStatsVersion(struct rx_call *a_call,
  74                                   afs_int32 * a_versionP);
  75 extern int SRXAFSCB_GetXStats(struct rx_call *a_call,
  76                               afs_int32 a_clientVersionNum,
  77                               afs_int32 a_collectionNumber,
  78                               afs_int32 * a_srvVersionNumP,
  79                               afs_int32 * a_timeP, AFSCB_CollData * a_dataP);
  80 extern int afs_RXCallBackServer(void);
  81 extern int shutdown_CB(void);
  82 extern int SRXAFSCB_InitCallBackState2(struct rx_call *a_call,
  83                                        struct interfaceAddr *addr);
  84 extern int SRXAFSCB_WhoAreYou(struct rx_call *a_call,
  85                               struct interfaceAddr *addr);
  86 extern int SRXAFSCB_InitCallBackState3(struct rx_call *a_call,
  87                                        afsUUID * a_uuid);
  88 extern int SRXAFSCB_ProbeUuid(struct rx_call *a_call, afsUUID * a_uuid);
  89 extern int SRXAFSCB_GetServerPrefs(struct rx_call *a_call, afs_int32 a_index,
  90                                    afs_int32 * a_srvr_addr,
  91                                    afs_int32 * a_srvr_rank);
  92 extern int SRXAFSCB_GetCellServDB(struct rx_call *a_call, afs_int32 a_index,
  93                                   char **a_name, serverList * a_hosts);
  94 extern int SRXAFSCB_GetLocalCell(struct rx_call *a_call, char **a_name);
  95 extern int SRXAFSCB_GetCacheConfig(struct rx_call *a_call,
  96                                    afs_uint32 callerVersion,
  97                                    afs_uint32 * serverVersion,
  98                                    afs_uint32 * configCount,
  99                                    cacheConfig * config);
 100 extern int SRXAFSCB_FetchData(struct rx_call *rxcall, struct AFSFid *Fid,
 101                               afs_int32 Fd, afs_int64 Position,
 102                               afs_int64 Length, afs_int64 * TotalLength);
 103 extern int SRXAFSCB_StoreData(struct rx_call *rxcall, struct AFSFid *Fid,
 104                               afs_int32 Fd, afs_int64 Position,
 105                               afs_int64 Length, afs_int64 * TotalLength);
 106
 107
 108 /* afs_cbqueue.c */
 109 extern afs_rwlock_t afs_xcbhash;
 110 extern void afs_QueueCallback(struct vcache *avc, unsigned int atime,
 111                               struct volume *avp);
 112 extern void afs_CheckCallbacks(unsigned int secs);
 113 extern void afs_FlushCBs(void);
 114 extern void afs_FlushServerCBs(struct server *srvp);
 115 extern int afs_BumpBase(void);
 116 extern void afs_InitCBQueue(int doLockInit);
 117 extern void afs_DequeueCallback(struct vcache *avc);
 118
 119 /* afs_cell.c */
 120 extern afs_int32 afs_cellindex;
 121 extern afs_rwlock_t afs_xcell;
 122 extern afs_rwlock_t afsdb_client_lock;
 123 extern afs_rwlock_t afsdb_req_lock;
 124 extern struct afs_q CellLRU;
 125
 126 extern void afs_CellInit(void);
 127 extern void shutdown_cell(void);
 128 extern int afs_cellname_init(afs_dcache_id_t *inode, int lookupcode);
 129 extern int afs_cellname_write(void);
 130 extern afs_int32 afs_NewCell(char *acellName, afs_int32 * acellHosts,
 131                              int aflags, char *linkedcname, u_short fsport,
 132                              u_short vlport, int timeout);
 133 extern afs_int32 afs_SetPrimaryCell(char *acellName);
 134 extern struct cell *afs_GetCell(afs_int32 acell, afs_int32 locktype);
 135 extern struct cell *afs_GetCellStale(afs_int32 acell, afs_int32 locktype);
 136 extern struct cell *afs_GetCellByHandle(void *handle, afs_int32 locktype);
 137 extern struct cell *afs_GetCellByIndex(afs_int32 cellidx, afs_int32 locktype);
 138 extern struct cell *afs_GetCellByName(char *acellName, afs_int32 locktype);
 139 extern struct cell *afs_GetPrimaryCell(afs_int32 locktype);
 140 extern afs_int32 afs_GetPrimaryCellNum(void);
 141 extern int afs_IsPrimaryCellNum(afs_int32 cellnum);
 142 extern int afs_IsPrimaryCell(struct cell *cell);
 143 extern void *afs_TraverseCells(void *(*cb) (struct cell *, void *),
 144                                void *arg);
 145 extern int afs_CellOrAliasExists(char *aname);
 146 extern int afs_CellNumValid(afs_int32 cellnum);
 147 extern afs_int32 afs_NewCellAlias(char *alias, char *cell);
 148 extern struct cell_alias *afs_GetCellAlias(int index);
 149 extern void afs_PutCellAlias(struct cell_alias *a);
 150 extern int afs_AFSDBHandler(char *acellName, int acellNameLen,
 151                             afs_int32 * kernelMsg);
 152 extern void afs_LookupAFSDB(char *acellName);
 153 extern void afs_StopAFSDB(void);
 154 extern void afs_RemoveCellEntry(struct server *srvp);
 155
 156 /* afs_chunk.c */
 157 extern afs_int32 afs_FirstCSize;
 158 extern afs_int32 afs_OtherCSize;
 159 extern afs_int32 afs_LogChunk;
 160
 161 /* afs_cell.c */
 162 extern struct cell *afs_GetRealCellByIndex(afs_int32 cellindex,
 163                                            afs_int32 locktype,
 164                                            afs_int32 refresh);
 165
 166 /* afs_conn.c */
 167 extern afs_int32 cryptall;
 168 extern afs_rwlock_t afs_xinterface;
 169 extern afs_rwlock_t afs_xconn;
 170 extern struct afs_conn *afs_Conn(struct VenusFid *afid,
 171                              struct vrequest *areq,
 172                              afs_int32 locktype,
 173                              struct rx_connection **rxconn);
 174 extern struct afs_conn *afs_ConnBySA(struct srvAddr *sap, unsigned short aport,
 175                                  afs_int32 acell, struct unixuser *tu,
 176                                  int force_if_down, afs_int32 create,
 177                                  afs_int32 locktype, afs_int32 replicated,
 178                                  struct rx_connection **rxconn);
 179 extern struct afs_conn *afs_ConnByMHosts(struct server *ahosts[],
 180                                      unsigned short aport, afs_int32 acell,
 181                                      struct vrequest *areq,
 182                                      afs_int32 locktype,
 183                                      afs_int32 replicated,
 184                                      struct rx_connection **rxconn);
 185 extern struct afs_conn *afs_ConnByHost(struct server *aserver,
 186                                    unsigned short aport, afs_int32 acell,
 187                                    struct vrequest *areq, int aforce,
 188                                    afs_int32 locktype,
 189                                    afs_int32 replicated,
 190                                    struct rx_connection **rxconn);
 191 extern void afs_PutConn(struct afs_conn *ac, struct rx_connection *rxconn,
 192                         afs_int32 locktype);
 193 extern void afs_ReleaseConns(struct sa_conn_vector *tcv);
 194 extern void afs_ReleaseConnsUser(register struct unixuser *au);
 195 extern void ForceNewConnections(struct srvAddr *sap);
 196
 197
 198 /* afs_daemons.c */
 199 extern afs_lock_t afs_xbrs;
 200 extern short afs_brsWaiters;
 201 extern short afs_brsDaemons;
 202 extern struct brequest afs_brs[NBRS];
 203 extern struct afs_osi_WaitHandle AFS_WaitHandler, AFS_CSWaitHandler;
 204 extern afs_int32 afs_gcpags;
 205 extern afs_int32 afs_gcpags_procsize;
 206 extern afs_int32 afs_CheckServerDaemonStarted;
 207 extern afs_int32 afs_probe_interval;
 208 extern afs_int32 afs_preCache;
 209
 210 extern void afs_Daemon(void);
 211 extern struct brequest *afs_BQueue(short aopcode,
 212                                    struct vcache *avc,
 213                                    afs_int32 dontwait, afs_int32 ause,
 214                                    afs_ucred_t *acred,
 215                                    afs_size_t asparm0, afs_size_t asparm1,
 216                                    void *apparm0, void *apparm1,
 217                                    void *apparm2);
 218 extern void afs_SetCheckServerNATmode(int isnat);
 219 extern void afs_CheckServerDaemon(void);
 220 extern int afs_CheckRootVolume(void);
 221 extern void afs_BRelease(struct brequest *ab);
 222 extern int afs_BBusy(void);
 223 extern int afs_BioDaemon(afs_int32 nbiods);
 224 #ifdef AFS_NEW_BKG
 225 extern int afs_BackgroundDaemon(struct afs_uspc_param *uspc, void *param1, void *param2);
 226 #else
 227 extern void afs_BackgroundDaemon(void);
 228 #endif
 229 extern void shutdown_daemons(void);
 230 extern int afs_sgidaemon(void);
 231
 232
 233 /* afs_dcache.c */
 234 extern u_int afs_min_cache;
 235 extern afs_int32 *afs_dvhashTbl;
 236 extern afs_int32 afs_dhashsize;
 237 extern afs_rwlock_t afs_xdcache;
 238 extern afs_size_t afs_vmMappingEnd;
 239 extern afs_int32 afs_blocksUsed;
 240 extern afs_int32 afs_blocksDiscarded;
 241 extern int afs_WaitForCacheDrain;
 242 extern int cacheDiskType;
 243 extern afs_uint32 afs_tpct1, afs_tpct2, splitdcache;
 244 extern unsigned char *afs_indexFlags;
 245 extern struct afs_cacheOps *afs_cacheType;
 246 extern afs_dcache_id_t cacheInode;
 247 extern struct osi_file *afs_cacheInodep;
 248 extern int DCHash(struct VenusFid *fid, afs_int32 chunk);
 249 extern int DVHash(struct VenusFid *fid);
 250 extern int afs_dcacheInit(int afiles, int ablocks, int aDentries, int achunk,
 251                           int aflags);
 252 extern int afs_PutDCache(struct dcache *adc);
 253 extern void afs_FlushDCache(struct dcache *adc);
 254 extern void shutdown_dcache(void);
 255 extern void afs_CacheTruncateDaemon(void);
 256 extern afs_int32 afs_fsfragsize;
 257 extern struct dcache *afs_MemGetDSlot(afs_int32 aslot, dslot_state type);
 258 extern struct dcache *afs_GetDCache(struct vcache *avc,
 259                                     afs_size_t abyte,
 260                                     struct vrequest *areq,
 261                                     afs_size_t * aoffset, afs_size_t * alen,
 262                                     int aflags);
 263 extern struct dcache *afs_FindDCache(struct vcache *avc,
 264                                      afs_size_t abyte);
 265 extern void afs_StoreWarn(afs_int32 acode, afs_int32 avolume,
 266                           afs_int32 aflags);
 267 extern void afs_MaybeWakeupTruncateDaemon(void);
 268 extern void afs_CacheTruncateDaemon(void);
 269 extern void afs_AdjustSize(struct dcache *adc,
 270                            afs_int32 newSize);
 271 extern int afs_HashOutDCache(struct dcache *adc, int zap);
 272 extern int afs_MaybeFreeDiscardedDCache(void);
 273 extern int afs_RefDCache(struct dcache *adc);
 274 extern void afs_TryToSmush(struct vcache *avc,
 275                            afs_ucred_t *acred, int sync);
 276 extern void updateV2DC(int lockVc, struct vcache *v, struct dcache *d,
 277                        int src);
 278 extern int afs_WriteThroughDSlots(void);
 279 extern struct dcache *afs_UFSGetDSlot(afs_int32 aslot, dslot_state type);
 280 extern int afs_WriteDCache(struct dcache *adc, int atime);
 281 extern int afs_wakeup(struct vcache *avc);
 282 extern int afs_InitCacheFile(char *afile, ino_t ainode);
 283 extern int afs_DCacheMissingChunks(struct vcache *avc);
 284 extern struct dcache *afs_ObtainDCacheForWriting(struct vcache *avc,
 285                                                  afs_size_t filePos,
 286                                                  afs_size_t len,
 287                                                  struct vrequest *areq,
 288                                                  int noLock);
 289 extern void afs_PopulateDCache(struct vcache *avc, afs_size_t apos,
 290                                struct vrequest *areq);
 291
 292 /* afs_disconnected.c */
 293
 294 /* afs_dynroot.c */
 295 extern afs_rwlock_t afs_dynrootDirLock;
 296 extern afs_rwlock_t afs_dynSymlinkLock;
 297 extern int afs_IsDynrootVolume(struct volume *v);
 298 extern int afs_IsDynrootFid(struct VenusFid *fid);
 299 extern int afs_IsDynrootMountFid(struct VenusFid *fid);
 300 extern int afs_IsDynrootAnyFid(struct VenusFid *fid);
 301 extern void afs_GetDynrootFid(struct VenusFid *fid);
 302 extern void afs_GetDynrootMountFid(struct VenusFid *fid);
 303 extern int afs_IsDynroot(struct vcache *avc);
 304 extern int afs_IsDynrootMount(struct vcache *avc);
 305 extern int afs_IsDynrootAny(struct vcache *avc);
 306 extern void afs_DynrootInvalidate(void);
 307 extern void afs_GetDynroot(char **dynrootDir, int *dynrootLen,
 308                            struct AFSFetchStatus *status);
 309 extern void afs_GetDynrootMount(char **dynrootDir, int *dynrootLen,
 310                            struct AFSFetchStatus *status);
 311 extern void afs_PutDynroot(void);
 312 extern int afs_DynrootNewVnode(struct vcache *avc,
 313                                struct AFSFetchStatus *status);
 314 extern int afs_InitDynroot(void);
 315 extern int afs_SetDynrootEnable(int enable);
 316 extern int afs_GetDynrootEnable(void);
 317 extern int afs_DynrootVOPRemove(struct vcache *avc, afs_ucred_t *acred,
 318                                 char *aname);
 319 extern int afs_DynrootVOPSymlink(struct vcache *avc, afs_ucred_t *acred,
 320                                  char *aname, char *atargetName);
 321
 322 /* afs_error.c */
 323 extern void init_et_to_sys_error(void);
 324 extern afs_int32 et_to_sys_error(afs_int32 in);
 325 extern void afs_FinalizeReq(struct vrequest *areq);
 326 extern int afs_CheckCode(afs_int32 acode, struct vrequest *areq, int where);
 327 extern void afs_CopyError(struct vrequest *afrom,
 328                           struct vrequest *ato);
 329 extern void init_sys_error_to_et(void);
 330
 331 /* afs_exporter.c */
 332 extern struct afs_exporter *root_exported;
 333 extern struct afs_exporter *exporter_find(int type);
 334 extern void shutdown_exporter(void);
 335
 336 /* afs_fetchstore.c */
 337 extern int afs_UFSCacheFetchProc(struct rx_call *, struct osi_file *,
 338                                  afs_size_t, struct dcache *,
 339                                  struct vcache *, afs_size_t *,
 340                                  afs_size_t *, afs_int32);
 341
 342 extern int afs_UFSCacheStoreProc(struct rx_call *, struct osi_file *,
 343                                  afs_int32, struct vcache *,
 344                                  int *, afs_size_t *,
 345                                  afs_size_t *);
 346
 347 /* afs_icl.c */
 348 extern struct afs_icl_set *afs_icl_allSets;
 349 extern int afs_icl_InitLogs(void);
 350 extern void shutdown_icl(void);
 351 extern int afs_icl_CreateLog(char *name, afs_int32 logSize,
 352                              struct afs_icl_log **outLogpp);
 353 extern int afs_icl_CreateLogWithFlags(char *name, afs_int32 logSize,
 354                                       afs_uint32 flags,
 355                                       struct afs_icl_log **outLogpp);
 356 extern int afs_icl_CopyOut(struct afs_icl_log *logp,
 357                            afs_int32 * bufferp, afs_int32 * bufSizep,
 358                            afs_uint32 * cookiep, afs_int32 * flagsp);
 359 extern int afs_icl_GetLogParms(struct afs_icl_log *logp, afs_int32 * maxSizep,
 360                                afs_int32 * curSizep);
 361 extern int afs_icl_LogHold(struct afs_icl_log *logp);
 362 extern int afs_icl_LogHoldNL(struct afs_icl_log *logp);
 363 extern int afs_icl_LogUse(struct afs_icl_log *logp);
 364 extern int afs_icl_LogFreeUse(struct afs_icl_log *logp);
 365 extern int afs_icl_LogSetSize(struct afs_icl_log *logp,
 366                               afs_int32 logSize);
 367 extern int afs_icl_ZapLog(struct afs_icl_log *logp);
 368 extern int afs_icl_LogRele(struct afs_icl_log *logp);
 369 extern int afs_icl_LogReleNL(struct afs_icl_log *logp);
 370 extern int afs_icl_ZeroLog(struct afs_icl_log *logp);
 371 extern int afs_icl_LogFree(struct afs_icl_log *logp);
 372 extern struct afs_icl_log *afs_icl_FindLog(char *name);
 373 extern int
 374   afs_icl_EnumerateLogs(int (*aproc)
 375
 376                           (char *name, char *arock, struct afs_icl_log * tp),
 377                         char *arock);
 378 extern int afs_icl_CreateSet(char *name, struct afs_icl_log *baseLogp,
 379                              struct afs_icl_log *fatalLogp,
 380                              struct afs_icl_set **outSetpp);
 381 extern int afs_icl_CreateSetWithFlags(char *name,
 382                                       struct afs_icl_log *baseLogp,
 383                                       struct afs_icl_log *fatalLogp,
 384                                       afs_uint32 flags,
 385                                       struct afs_icl_set **outSetpp);
 386 extern int afs_icl_SetEnable(struct afs_icl_set *setp, afs_int32 eventID,
 387                              int setValue);
 388 extern int afs_icl_GetEnable(struct afs_icl_set *setp, afs_int32 eventID,
 389                              int *getValuep);
 390 extern int afs_icl_ZeroSet(struct afs_icl_set *setp);
 391 extern int
 392   afs_icl_EnumerateSets(int (*aproc)
 393
 394                           (char *name, char *arock, struct afs_icl_log * tp),
 395                         char *arock);
 396 extern int afs_icl_AddLogToSet(struct afs_icl_set *setp,
 397                                struct afs_icl_log *newlogp);
 398 extern int afs_icl_SetSetStat(struct afs_icl_set *setp, int op);
 399 extern int afs_icl_SetHold(struct afs_icl_set *setp);
 400 extern int afs_icl_ZapSet(struct afs_icl_set *setp);
 401 extern int afs_icl_SetRele(struct afs_icl_set *setp);
 402 extern int afs_icl_SetFree(struct afs_icl_set *setp);
 403 extern struct afs_icl_set *afs_icl_FindSet(char *name);
 404
 405 extern int afs_icl_Event4(struct afs_icl_set *setp,
 406                           afs_int32 eventID, afs_int32 lAndT, long p1,
 407                           long p2, long p3, long p4);
 408 extern int afs_icl_Event3(struct afs_icl_set *setp,
 409                           afs_int32 eventID, afs_int32 lAndT, long p1,
 410                           long p2, long p3);
 411 extern int afs_icl_Event2(struct afs_icl_set *setp,
 412                           afs_int32 eventID, afs_int32 lAndT, long p1,
 413                           long p2);
 414 extern int afs_icl_Event1(struct afs_icl_set *setp,
 415                           afs_int32 eventID, afs_int32 lAndT, long p1);
 416 extern int afs_icl_Event0(struct afs_icl_set *setp,
 417                           afs_int32 eventID, afs_int32 lAndT);
 418 extern void afs_icl_AppendRecord(struct afs_icl_log *logp,
 419                                  afs_int32 op, afs_int32 types, long p1,
 420                                  long p2, long p3, long p4);
 421 #if defined(AFS_NBSD_ENV)
 422 extern int Afscall_icl(long opcode, long p1, long p2, long p3, long p4,
 423                        register_t *retval);
 424 #else
 425 extern int Afscall_icl(long opcode, long p1, long p2, long p3, long p4,
 426                        long *retval);
 427 #endif
 428 #ifdef AFS_DARWIN100_ENV
 429 extern int Afscall64_icl(int opcode, user_addr_t p1, user_addr_t p2,
 430                        user_addr_t p3, user_addr_t p4, int *retval);
 431 #endif
 432
 433 /* afs_init.c */
 434 extern struct cm_initparams cm_initParams;
 435 extern int afs_resourceinit_flag;
 436 extern afs_rwlock_t afs_puttofileLock;
 437 extern char *afs_sysname;
 438 extern char *afs_sysnamelist[MAXNUMSYSNAMES];
 439 extern int afs_sysnamecount;
 440 extern int afs_sysnamegen;
 441 extern afs_int32 cacheInfoModTime;
 442 extern int afs_CacheInit(afs_int32 astatSize, afs_int32 afiles,
 443                          afs_int32 ablocks, afs_int32 aDentries,
 444                          afs_int32 aVolumes, afs_int32 achunk,
 445                          afs_int32 aflags, afs_int32 ninodes,
 446                          afs_int32 nusers, afs_int32 dynamic_vcaches);
 447 extern void afs_ComputeCacheParms(void);
 448 extern void afs_InitFHeader(struct afs_fheader *aheader);
 449 extern int afs_InitCacheInfo(char *afile);
 450 extern int afs_InitVolumeInfo(char *afile);
 451 extern int afs_InitCellInfo(char *afile);
 452 extern int afs_ResourceInit(int preallocs);
 453 extern void shutdown_cache(void);
 454 extern void shutdown_vnodeops(void);
 455 extern void shutdown_AFS(void);
 456 extern int afs_LookupInodeByPath(char *filename, afs_ufs_dcache_id_t *inode,
 457                                  struct vnode **fvpp);
 458
 459 /* afs_lock.c */
 460 extern void Lock_Init(struct afs_lock *lock);
 461 extern void ObtainLock(struct afs_lock *lock, int how,
 462                        unsigned int src_indicator);
 463 extern void ReleaseLock(struct afs_lock *lock, int how);
 464 extern int Afs_Lock_Trace(int op, struct afs_lock *alock, int type,
 465                           char *file, int line);
 466 extern void Afs_Lock_Obtain(struct afs_lock *lock, int how);
 467 extern void Afs_Lock_ReleaseR(struct afs_lock *lock);
 468 extern void Afs_Lock_ReleaseW(struct afs_lock *lock);
 469 extern void afs_osi_SleepR(char *addr,
 470                            struct afs_lock *alock);
 471 extern void afs_osi_SleepW(char *addr,
 472                            struct afs_lock *alock);
 473 extern void afs_osi_SleepS(char *addr,
 474                            struct afs_lock *alock);
 475
 476
 477
 478
 479 /* afs_mariner.c */
 480 extern afs_int32 afs_mariner;
 481 extern afs_int32 afs_marinerHost;
 482 extern struct rx_service *afs_server;
 483 extern int afs_AddMarinerName(char *aname,
 484                               struct vcache *avc);
 485 extern char *afs_GetMariner(struct vcache *avc);
 486 extern void afs_MarinerLogFetch(struct vcache *avc,
 487                                 afs_int32 off,
 488                                 afs_int32 bytes,
 489                                 afs_int32 idx);
 490 extern void afs_MarinerLog(char *astring,
 491                            struct vcache *avc);
 492 extern void shutdown_mariner(void);
 493
 494 /* afs_fetchstore.c */
 495 extern int afs_CacheStoreVCache(struct dcache **dcList, struct vcache *avc,
 496                                 struct vrequest *areq,
 497                                 int sync, unsigned int minj,
 498                                 unsigned int high, unsigned int moredata,
 499                                 afs_hyper_t *anewDV,
 500                                  afs_size_t *amaxStoredLength);
 501 extern int afs_CacheFetchProc(struct afs_conn *tc, struct rx_connection *rxconn,
 502                                 struct osi_file *fP,
 503                                 afs_size_t abase, struct dcache *adc,
 504                                 struct vcache *avc, afs_int32 size,
 505                                 struct afs_FetchOutput *tsmall)
 506                                 AFS_NONNULL((5));
 507
 508 /* afs_memcache.c */
 509 extern int afs_InitMemCache(int blkCount, int blkSize, int flags);
 510 extern int afs_MemCacheClose(struct osi_file *file);
 511 extern void *afs_MemCacheOpen(afs_dcache_id_t *ainode);
 512 extern int afs_MemReadBlk(struct osi_file *fP, int offset,
 513                           void *dest, int size);
 514 extern int afs_MemReadvBlk(struct memCacheEntry *mceP, int offset,
 515                            struct iovec *iov, int nio, int size);
 516 extern int afs_MemReadUIO(afs_dcache_id_t *ainode, struct uio *uioP);
 517 extern int afs_MemWriteBlk(struct osi_file *fP, int offset,
 518                            void *src, int size);
 519 extern int afs_MemWritevBlk(struct memCacheEntry *mceP, int offset,
 520                             struct iovec *iov, int nio, int size);
 521 extern int afs_MemWriteUIO(struct vcache *, afs_dcache_id_t *, struct uio *);
 522 extern int afs_MemCacheTruncate(struct osi_file *fP,
 523                                 int size);
 524 extern void shutdown_memcache(void);
 525
 526
 527 /* afs_nfsclnt.c */
 528 extern struct afs_exporter *afs_nfsexported;
 529 extern struct afs_exporter *afs_nfsexporter;
 530 extern void afs_nfsclient_init(void);
 531 extern int afs_nfsclient_reqhandler(struct afs_exporter *exporter,
 532                                     afs_ucred_t **cred,
 533                                     afs_uint32 host, afs_int32 *pagparam,
 534                                     struct afs_exporter **outexporter);
 535 extern void shutdown_nfsclnt(void);
 536
 537 /* afs_osi.c */
 538 extern afs_lock_t afs_ftf;
 539 extern void afs_osi_Invisible(void);
 540 extern void afs_osi_Visible(void);
 541 extern void afs_osi_RxkRegister(void);
 542 extern void afs_osi_MaskSignals(void);
 543 extern void afs_osi_UnmaskRxkSignals(void);
 544 extern void afs_osi_MaskUserLoop(void);
 545 extern void osi_Init(void);
 546 extern void afs_osi_MaskSignals(void);
 547 extern void afs_osi_UnmaskRxkSignals(void);
 548 extern void afs_osi_RxkRegister(void);
 549 extern void afs_osi_Invisible(void);
 550 extern void shutdown_osi(void);
 551 extern void shutdown_osinet(void);
 552 extern void shutdown_osisleep(void);
 553 extern int afs_osi_suser(void *credp);
 554 extern void afs_osi_TraverseProcTable(void);
 555 #if defined(KERNEL) && !defined(UKERNEL)
 556 extern const afs_ucred_t *afs_osi_proc2cred(afs_proc_t * pr);
 557 #endif
 558
 559 /* afs_osi_alloc.c */
 560 #ifndef AFS_PRIVATE_OSI_ALLOCSPACES
 561 extern afs_lock_t osi_fsplock;
 562 extern afs_lock_t osi_flplock;
 563 #endif
 564
 565 extern void *afs_osi_Alloc_debug(size_t x, char *func, int line);
 566 #ifndef afs_osi_Free
 567 extern void afs_osi_Free(void *x, size_t asize);
 568 #endif
 569 #if !defined(AFS_OBSD44_ENV)
 570 extern void afs_osi_FreeStr(char *x);
 571 #endif
 572 extern void osi_FreeLargeSpace(void *adata);
 573 extern void osi_FreeSmallSpace(void *adata);
 574 extern void *osi_AllocLargeSpace(size_t size);
 575 extern void *osi_AllocSmallSpace(size_t size);
 576 extern void shutdown_osinet(void);
 577
 578 /* afs_osi_pag.c */
 579 #if defined(AFS_SUN5_ENV)
 580 extern int afs_setpag(afs_ucred_t **credpp);
 581 #elif defined(AFS_FBSD_ENV)
 582 extern int afs_setpag(struct thread *td, void *args);
 583 #elif defined(AFS_NBSD_ENV)
 584 extern int afs_setpag(afs_proc_t *p, const void *args, register_t *retval);
 585 #elif defined(AFS_DARWIN_ENV) || defined(AFS_XBSD_ENV)
 586 extern int afs_setpag(afs_proc_t *p, void *args, int *retval);
 587 #else
 588 extern int afs_setpag(void);
 589 #endif
 590
 591 extern afs_uint32 genpag(void);
 592 extern afs_uint32 getpag(void);
 593 #if defined(AFS_FBSD_ENV)
 594 extern int AddPag(struct thread *td, afs_int32 aval, afs_ucred_t **credpp);
 595 #elif defined(AFS_DARWIN_ENV) || defined(AFS_XBSD_ENV)
 596 extern int AddPag(afs_proc_t *p, afs_int32 aval, afs_ucred_t **credpp);
 597 #else
 598 extern int AddPag(afs_int32 aval, afs_ucred_t **credpp);
 599 #endif
 600 extern int afs_InitReq(struct vrequest *av, afs_ucred_t *acred);
 601 extern int afs_CreateReq(struct vrequest **avpp, afs_ucred_t *acred);
 602 extern void afs_DestroyReq(struct vrequest *av);
 603 extern afs_uint32 afs_get_pag_from_groups(gid_t g0a, gid_t g1a);
 604 extern void afs_get_groups_from_pag(afs_uint32 pag, gid_t * g0p, gid_t * g1p);
 605 extern afs_int32 PagInCred(afs_ucred_t *cred);
 606
 607 /* afs_osi_uio.c */
 608 #if !defined(AFS_DARWIN80_ENV)
 609 extern int afsio_copy(struct uio *ainuio, struct uio *aoutuio,
 610                       struct iovec *aoutvec);
 611 extern int afsio_trim(struct uio *auio, afs_int32 asize);
 612 extern void afsio_free(struct uio *auio);
 613 #endif
 614
 615 extern struct uio* afsio_partialcopy(struct uio *auio, size_t size);
 616 extern int afsio_skip(struct uio *auio, afs_int32 asize);
 617
 618 /* afs_osi_vm.c */
 619 extern int osi_Active(struct vcache *avc);
 620 extern void osi_FlushPages(struct vcache *avc,
 621                            afs_ucred_t *credp);
 622 extern void osi_FlushText_really(struct vcache *vp);
 623 extern int osi_VMDirty_p(struct vcache *avc);
 624 #ifndef UKERNEL
 625 extern void osi_ReleaseVM(struct vcache *avc, afs_ucred_t *acred);
 626 #endif
 627
 628
 629 /* ARCH/osi_crypto.c */
 630 extern int osi_readRandom(void *, afs_size_t);
 631
 632 /* LINUX/osi_misc.c */
 633 #ifdef AFS_LINUX20_ENV
 634 #ifdef AFS_LINUX24_ENV
 635 extern int osi_lookupname(char *aname, uio_seg_t seg, int followlink,
 636                           struct dentry **dpp);
 637 extern int osi_InitCacheInfo(char *aname);
 638 extern int osi_rdwr(struct osi_file *osifile, struct uio *uiop, int rw);
 639 extern void setup_uio(struct uio *uiop, struct iovec *iovecp, const char *buf,
 640                       afs_offs_t pos, int count, uio_flag_t flag,
 641                       uio_seg_t seg);
 642 extern int uiomove(char *dp, int length, uio_flag_t rw, struct uio *uiop);
 643 extern void osi_linux_free_inode_pages(void);
 644 #endif
 645 extern void osi_linux_mask(void);
 646 extern void osi_linux_unmaskrxk(void);
 647 extern int setpag(cred_t ** cr, afs_uint32 pagvalue, afs_uint32 * newpag,
 648                   int change_parent);
 649 #endif
 650
 651
 652 /* ARCH/osi_sleep.c */
 653 extern void afs_osi_InitWaitHandle(struct afs_osi_WaitHandle *achandle);
 654 extern void afs_osi_CancelWait(struct afs_osi_WaitHandle *achandle);
 655 extern int afs_osi_Wait(afs_int32 ams, struct afs_osi_WaitHandle *ahandle,
 656                         int aintok);
 657 extern int afs_osi_TimedSleep(void *event, afs_int32 ams, int aintok);
 658 #ifndef afs_osi_Wakeup
 659 extern int afs_osi_Wakeup(void *event);
 660 #endif
 661 #ifndef afs_osi_Sleep
 662 extern void afs_osi_Sleep(void *event);
 663 #endif
 664 #ifndef afs_osi_SleepSig
 665 extern int afs_osi_SleepSig(void *event);
 666 #endif
 667
 668
 669 /* ARCH/osi_inode.c */
 670 #ifdef AFS_SUN5_ENV
 671 extern int afs_syscall_icreate(dev_t, long, long, long, long, long,
 672                                rval_t *, afs_ucred_t *);
 673 extern int afs_syscall_iopen(dev_t, int, int, rval_t *, afs_ucred_t *);
 674 extern int afs_syscall_iincdec(dev_t, int, int, int, rval_t *,
 675                                afs_ucred_t *);
 676 #elif defined(AFS_SGI65_ENV)
 677 extern int afs_syscall_icreate(afs_uint32, afs_uint32, afs_uint32, afs_uint32, afs_uint32, afs_uint32, rval_t *);
 678 extern int afs_syscall_iopen(int, ino_t, int, rval_t *);
 679 extern int afs_syscall_iincdec(int, int, int, int);
 680 #elif defined(AFS_DARWIN_ENV) || defined(AFS_XBSD_ENV)
 681 #if defined(AFS_NBSD_ENV)
 682 extern int afs_syscall_icreate(long, long, long, long, long, long, register_t *);
 683 extern int afs_syscall_iopen(int dev, int inode, int usrmod, register_t *);
 684 #else
 685 extern int afs_syscall_icreate(long, long, long, long, long, long, long*);
 686 extern int afs_syscall_iopen(int dev, int inode, int usrmod, long *retval);
 687 #endif
 688 extern int afs_syscall_iincdec(int dev, int inode, int inode_p1, int amount);
 689 #else
 690 extern int afs_syscall_icreate(long, long, long, long, long, long);
 691 extern int afs_syscall_iopen(int, int, int);
 692 extern int afs_syscall_iincdec(int, int, int, int);
 693 #endif
 694
 695 /* ARCH/osi_file.c */
 696 extern int afs_osicred_initialized;
 697 extern void *osi_UFSOpen(afs_dcache_id_t *ainode);
 698 #if defined(AFS_LINUX22_ENV)
 699 extern void osi_get_fh(struct dentry *dp, afs_ufs_dcache_id_t *ainode);
 700 #endif
 701 extern int afs_osi_Stat(struct osi_file *afile,
 702                         struct osi_stat *astat);
 703 extern int osi_UFSClose(struct osi_file *afile);
 704 extern int osi_UFSTruncate(struct osi_file *afile, afs_int32 asize);
 705 extern void osi_DisableAtimes(struct vnode *avp);
 706 extern int afs_osi_Read(struct osi_file *afile, int offset,
 707                         void *aptr, afs_int32 asize);
 708 extern int afs_osi_Write(struct osi_file *afile, afs_int32 offset,
 709                          void *aptr, afs_int32 asize);
 710 extern int afs_osi_MapStrategy(int (*aproc) (struct buf * bp),
 711                                struct buf *bp);
 712 extern void shutdown_osifile(void);
 713
 714
 715 /* ARCH/osi_groups.c */
 716 #if defined(UKERNEL)
 717 extern int usr_setpag(afs_ucred_t **cred, afs_uint32 pagvalue,
 718                       afs_uint32 * newpag, int change_parent);
 719 #else
 720 # if defined AFS_XBSD_ENV
 721 #  if !defined(AFS_DFBSD_ENV)
 722 #   if defined(AFS_FBSD_ENV)
 723 extern int setpag(struct thread *td, struct ucred **cred, afs_uint32 pagvalue,
 724                   afs_uint32 * newpag, int change_parent);
 725
 726 #   elif defined(AFS_NBSD_ENV)
 727 extern int setpag(afs_proc_t *proc, afs_ucred_t **cred, afs_uint32 pagvalue,
 728                   afs_uint32 * newpag, int change_parent);
 729 #   else
 730 extern int setpag(afs_proc_t *proc, struct ucred **cred, afs_uint32 pagvalue,
 731                   afs_uint32 * newpag, int change_parent);
 732 #   endif /* AFS_FBSD_ENV */
 733 #  endif /* ! AFS_DFBSD_ENV */
 734 # endif /* AFS_XBSD_ENV */
 735 #endif /* UKERNEL */
 736
 737 #if defined(AFS_LINUX26_ENV) || defined(AFS_PAG_ONEGROUP_ENV)
 738 extern afs_int32 osi_get_group_pag(afs_ucred_t *cred);
 739 #endif
 740
 741
 742
 743 /* ARCH/osi_vm.c */
 744 extern int osi_VM_FlushVCache(struct vcache *avc);
 745 extern void osi_VM_StoreAllSegments(struct vcache *avc);
 746 extern void osi_VM_TryToSmush(struct vcache *avc, afs_ucred_t *acred,
 747                               int sync);
 748 extern void osi_VM_FlushPages(struct vcache *avc, afs_ucred_t *credp);
 749 #if !defined(AFS_NBSD_ENV)
 750 extern void osi_VM_Truncate(struct vcache *avc, int alen, afs_ucred_t *acred);
 751 #else
 752 extern void osi_VM_Truncate(struct vcache *avc, voff_t alen, afs_ucred_t *acred);
 753 #endif
 754 extern void osi_VM_TryReclaim(struct vcache *avc, int *slept);
 755 extern void osi_VM_NukePages(struct vnode *vp, off_t offset, off_t size);
 756 extern int osi_VM_Setup(struct vcache *avc, int force);
 757
 758 #ifdef AFS_SUN5_ENV
 759 extern int osi_VM_GetDownD(struct vcache *avc, struct dcache *adc);
 760 extern int osi_VM_MultiPageConflict(struct vcache *avc, struct dcache *adc);
 761 extern void osi_VM_PreTruncate(struct vcache *avc, int alen,
 762                                afs_ucred_t *acred);
 763 #endif
 764
 765
 766 /* ARCH/osi_vnodeops.c */
 767 extern struct vnodeops Afs_vnodeops;
 768 extern int afs_inactive(struct vcache *avc, afs_ucred_t *acred);
 769
 770 /* afs_osifile.c */
 771
 772 /* afs_osi_pag.c */
 773 extern afs_uint32 pag_epoch;
 774 extern afs_uint32 pagCounter;
 775
 776 /* OS/osi_vfsops.c */
 777 #if defined(AFS_XBSD_ENV) || defined(AFS_DARWIN_ENV)
 778 extern struct mount *afs_globalVFS;
 779 #else
 780 extern struct vfs *afs_globalVFS;
 781 #endif
 782 extern struct vcache *afs_globalVp;
 783 #ifdef AFS_LINUX20_ENV
 784 extern void vcache2inode(struct vcache *avc);
 785 extern void vcache2fakeinode(struct vcache *rootvp, struct vcache *mpvp);
 786 #endif
 787
 788 #ifdef UKERNEL
 789 extern int afs_mount(struct vfs *afsp, char *path, void *data);
 790 extern int afs_root(OSI_VFS_DECL(afsp), struct vnode **avpp);
 791 extern int afs_unmount(struct vfs *afsp);
 792 #endif
 793
 794 /* afs_pag_call.c */
 795 extern afs_int32 afs_nfs_server_addr;
 796 extern void afspag_Init(afs_int32 nfs_server_addr);
 797 extern void afspag_Shutdown(void);
 798
 799 /* afs_pag_cred.c */
 800 extern afs_rwlock_t afs_xpagcell;
 801 extern afs_rwlock_t afs_xpagsys;
 802 extern int afspag_PUnlog(char *ain, afs_int32 ainSize,
 803                          afs_ucred_t **acred);
 804 extern int afspag_PSetTokens(char *ain, afs_int32 ainSize,
 805                              afs_ucred_t **acred);
 806 extern int afspag_PSetSysName(char *ain, afs_int32 ainSize,
 807                               afs_ucred_t **acred);
 808
 809 /* afs_pioctl.c */
 810 extern struct VenusFid afs_rootFid;
 811 extern afs_int32 afs_waitForever;
 812 extern short afs_waitForeverCount;
 813 extern afs_int32 afs_showflags;
 814 extern int afs_defaultAsynchrony;
 815 #if defined(AFS_DARWIN100_ENV)
 816 extern int afs_syscall64_pioctl(user_addr_t path, unsigned int com,
 817                                 user_addr_t cmarg, int follow, \
 818                                 afs_ucred_t *credp);
 819 #endif
 820 #ifdef AFS_SUN5_ENV
 821 extern int afs_syscall_pioctl(char *path, unsigned int com, caddr_t cmarg,
 822                               int follow, rval_t *rvp, afs_ucred_t *credp);
 823 #elif defined(AFS_DARWIN_ENV) || defined(AFS_XBSD_ENV)
 824 extern int afs_syscall_pioctl(char *path, unsigned int com, caddr_t cmarg,
 825                               int follow, afs_ucred_t *credp);
 826 #else
 827 extern int afs_syscall_pioctl(char *path, unsigned int com, caddr_t cmarg,
 828                               int follow);
 829 #endif
 830 extern int HandleIoctl(struct vcache *avc, afs_int32 acom,
 831                        struct afs_ioctl *adata);
 832
 833
 834 /* afs_segments.c */
 835 extern int afs_StoreAllSegments(struct vcache *avc,
 836                                 struct vrequest *areq, int sync);
 837 extern int afs_InvalidateAllSegments(struct vcache *avc);
 838 extern int afs_ExtendSegments(struct vcache *avc,
 839                               afs_size_t alen, struct vrequest *areq);
 840 extern int afs_TruncateAllSegments(struct vcache *avc,
 841                                    afs_size_t alen, struct vrequest *areq,
 842                                    afs_ucred_t *acred);
 843
 844 /* afs_server.c */
 845 extern afs_rwlock_t afs_xsrvAddr;
 846 extern afs_rwlock_t afs_xserver;
 847 extern afs_rwlock_t afs_icl_lock;
 848 extern struct srvAddr *afs_srvAddrs[NSERVERS];
 849 extern struct server *afs_servers[NSERVERS];
 850 extern int afs_totalServers;
 851 extern struct server *afs_FindServer(afs_int32 aserver, afs_uint16 aport,
 852                                      afsUUID * uuidp, afs_int32 locktype);
 853 extern struct server *afs_GetServer(afs_uint32 * aserver, afs_int32 nservers,
 854                                     afs_int32 acell, u_short aport,
 855                                     afs_int32 locktype, afsUUID * uuidp,
 856                                     afs_int32 addr_uniquifier,
 857                                     struct volume *tv);
 858 extern void afs_GetCapabilities(struct server *ts);
 859 extern void ForceAllNewConnections(void);
 860 extern void afs_MarkServerUpOrDown(struct srvAddr *sa, int a_isDown);
 861 extern afs_int32 afs_ServerDown(struct srvAddr *sa, int code,
 862                                 struct rx_connection *rxconn);
 863 extern void afs_CountServers(void);
 864 extern void afs_CheckServers(int adown, struct cell *acellp);
 865 extern void afs_LoopServers(int adown, struct cell *acellp, int vlalso,
 866                             void (*func1) (int nconns, struct rx_connection **rxconns,
 867                                            struct afs_conn **conns),
 868                             void (*func2) (int nconns, struct rx_connection **rxconns,
 869                                            struct afs_conn **conns));
 870 extern unsigned int afs_random(void);
 871 extern int afs_randomMod15(void);
 872 extern int afs_randomMod127(void);
 873 extern void afs_SortOneServer(struct server *asp);
 874 extern void afs_SortServers(struct server *aservers[], int count);
 875 extern void afs_ActivateServer(struct srvAddr *sap);
 876 #ifdef AFS_USERSPACE_IP_ADDR
 877 extern void afsi_SetServerIPRank(struct srvAddr *sa, afs_int32 addr,
 878                                 afs_uint32 subnetmask);
 879 #else
 880 #if (!defined(AFS_SUN5_ENV)) && defined(USEIFADDR)
 881 void afsi_SetServerIPRank(struct srvAddr *sa, struct in_ifaddr *ifa);
 882 #endif
 883 #endif
 884 extern int afs_HaveCallBacksFrom(struct server *aserver);
 885 extern void afs_RemoveAllConns(void);
 886 extern void afs_MarkAllServersUp(void);
 887
 888 /* afs_osidnlc.c */
 889 extern int osi_dnlc_enter(struct vcache *adp, char *aname, struct vcache *avc,
 890                           afs_hyper_t * avno);
 891 extern struct vcache *osi_dnlc_lookup(struct vcache *adp, char *aname,
 892                                       int locktype);
 893 extern int osi_dnlc_remove(struct vcache *adp, char *aname,
 894                            struct vcache *avc);
 895 extern int osi_dnlc_purgedp(struct vcache *adp);
 896 extern int osi_dnlc_purgevp(struct vcache *avc);
 897 extern int osi_dnlc_purge(void);
 898 extern int osi_dnlc_purgevol(struct VenusFid *fidp);
 899 extern int osi_dnlc_init(void);
 900 extern int osi_dnlc_shutdown(void);
 901
 902 /* afs_pag_cred.c */
 903 extern void afspag_SetPrimaryCell(char *acell);
 904
 905 /* afs_stat.c */
 906 extern struct afs_CMStats afs_cmstats;
 907 extern struct afs_stats_CMPerf afs_stats_cmperf;
 908 extern struct afs_stats_CMFullPerf afs_stats_cmfullperf;
 909 extern afs_int32 afs_stats_XferSumBytes[AFS_STATS_NUM_FS_XFER_OPS];
 910 extern void afs_InitStats(void);
 911 extern void afs_GetCMStat(char **ptr, unsigned *size);
 912 #ifndef AFS_NOSTATS
 913 extern void afs_AddToMean(struct afs_MeanStats *oldMean, afs_int32 newValue);
 914 #endif
 915
 916 /* afs_syscall.c */
 917 #ifdef AFS_DARWIN100_ENV
 918 extern int copyin_afs_ioctl(user_addr_t cmarg, struct afs_ioctl *dst);
 919 #else
 920 extern int copyin_afs_ioctl(caddr_t cmarg, struct afs_ioctl *dst);
 921 #endif
 922
 923 #if defined(AFS_DARWIN_ENV) || defined(AFS_XBSD_ENV)
 924 #ifdef AFS_DARWIN100_ENV
 925 extern int afs3_syscall(afs_proc_t *p, void *args, unsigned int *retval);
 926 #elif (defined(AFS_FBSD90_ENV) || defined(AFS_FBSD82_ENV)) && (__FreeBSD_version < 900044)
 927 /* afs3_syscall prototype is in sys/sysproto.h
 928    Yes, they put it in, then took it out again (renamed with a sys_ prefix) */
 929 #elif defined(AFS_FBSD_ENV)
 930 extern int afs3_syscall(struct thread *p, void *args);
 931 #elif defined(AFS_NBSD50_ENV)
 932 extern int afs3_syscall(afs_proc_t *p, const void *args, register_t *retval);
 933 #elif defined(AFS_NBSD40_ENV)
 934 extern int afs3_syscall(struct lwp *p, void *args);
 935 #else
 936 extern int afs3_syscall(afs_proc_t *p, void *args, long *retval);
 937 #endif
 938 #endif
 939
 940 #ifdef UKERNEL
 941 extern int Afs_syscall(void);
 942 #endif
 943
 944 /* afs_tokens.c */
 945 struct ktc_tokenUnion;
 946 struct ktc_setTokenData;
 947
 948 extern union tokenUnion *afs_FindToken(struct tokenJar *, rx_securityIndex);
 949 extern void afs_FreeTokens(struct tokenJar **);
 950 extern union tokenUnion *afs_AddToken(struct tokenJar **, rx_securityIndex);
 951 extern void afs_DiscardExpiredTokens(struct tokenJar **, afs_int32);
 952 extern int afs_HasValidTokens(struct tokenJar *, afs_int32);
 953 extern int afs_HasUsableTokens(struct tokenJar *, afs_int32);
 954 extern void afs_AddRxkadToken(struct tokenJar **, char *, int,
 955                               struct ClearToken *);
 956 extern int afs_AddTokenFromPioctl(struct tokenJar **, struct ktc_tokenUnion *);
 957 extern int afs_ExtractTokensForPioctl(struct tokenJar *, time_t,
 958                                       struct ktc_setTokenData *);
 959
 960 /* UKERNEL/afs_usrops.c */
 961 #ifdef UKERNEL
 962 extern void uafs_Shutdown(void);
 963 extern void osi_ReleaseVM(struct vcache *avc, int len,
 964                           afs_ucred_t *credp);
 965 extern int osi_GetTime(struct timeval *tv);
 966 extern int iodone(struct usr_buf *bp);
 967 extern int usr_ioctl(void);
 968 extern int lookupname(char *fnamep, int segflg, int followlink,
 969                       struct usr_vnode **compvpp);
 970 extern int usr_uiomove(char *kbuf, int n, int rw, struct usr_uio *uio);
 971 extern int afs_osi_VOP_RDWR(struct usr_vnode *vnodeP, struct usr_uio *uioP,
 972                             int rw, int flags, afs_ucred_t *credP);
 973
 974 #endif
 975
 976 /* afs_user.c */
 977 extern afs_rwlock_t afs_xuser;
 978 extern struct unixuser *afs_users[NUSERS];
 979 extern struct unixuser *afs_FindUser(afs_int32 auid, afs_int32 acell,
 980                                      afs_int32 locktype);
 981 extern struct unixuser *afs_GetUser(afs_int32 auid, afs_int32 acell,
 982                                     afs_int32 locktype);
 983 extern void afs_LockUser(struct unixuser *au, afs_int32 locktype,
 984                          unsigned int src_indicator);
 985 extern void afs_NotifyUser(struct unixuser *auser, int event);
 986
 987 #if AFS_GCPAGS
 988 extern afs_int32 afs_GCPAGs(afs_int32 * ReleasedCount);
 989 extern void afs_GCPAGs_perproc_func(afs_proc_t * pproc);
 990 #endif /* AFS_GCPAGS */
 991 extern void afs_ComputePAGStats(void);
 992 extern void afs_PutUser(struct unixuser *au, afs_int32 locktype);
 993 extern void afs_GCUserData(void);
 994 extern void afs_CheckTokenCache(void);
 995 extern void afs_ResetAccessCache(afs_int32 uid, afs_int32 cell, int alock);
 996 extern void afs_ResetUserConns(struct unixuser *auser);
 997 extern void afs_SetPrimary(struct unixuser *au, int aflag);
 998 extern void afs_MarkUserExpired(afs_int32 pag);
 999
1000 /* afs_util.c */
1001 extern afs_int32 afs_strtoi_r(const char *str, char **endptr, afs_uint32 *ret);
1002 extern afs_int32 afs_calc_inum(afs_int32 cell, afs_int32 volume,
1003                                afs_int32 vnode);
1004 #ifndef afs_cv2string
1005 extern char *afs_cv2string(char *ttp, afs_uint32 aval);
1006 #endif
1007 #ifndef afs_strcasecmp
1008 extern int afs_strcasecmp(const char *s1, const char *s2);
1009 #endif
1010 #ifndef afs_strcat
1011 extern char *afs_strcat(char *s1, char *s2);
1012 #endif
1013 #ifdef AFS_OBSD34_ENV
1014 extern char *afs_strcpy(char *s1, char *s2);
1015 #endif
1016 #ifndef afs_strchr
1017 extern char *afs_strchr(char *s, int c);
1018 #endif
1019 #ifndef afs_strrchr
1020 extern char *afs_strrchr(char *s, int c);
1021 #endif
1022 extern char *afs_strdup(char *s);
1023 extern void print_internet_address(char *preamble, struct srvAddr *sa,
1024                                    char *postamble, int flag, int code,
1025                                    struct rx_connection *rxconn);
1026 extern afs_int32 afs_data_pointer_to_int32(const void *p);
1027
1028 extern void afs_CheckLocks(void);
1029 extern int afs_badop(void);
1030 extern int afs_noop(void);
1031 extern afs_int32 afs_data_pointer_to_int32(const void *p);
1032
1033 /* afs_warn.c */
1034
1035 #ifdef AFS_AIX_ENV
1036 /* AIX doesn't have usable va_args support in its kernel */
1037 extern void afs_warn();
1038 extern void afs_warnuser();
1039 extern void afs_warnall();
1040 #else
1041 extern void afs_warn(char *fmt, ...)
1042         AFS_ATTRIBUTE_FORMAT(__printf__, 1, 2);
1043 extern void afs_warnuser(char *fmt, ...)
1044         AFS_ATTRIBUTE_FORMAT(__printf__, 1, 2);
1045 extern void afs_warnall(char *fmt, ...)
1046         AFS_ATTRIBUTE_FORMAT(__printf__, 1, 2);
1047 #endif
1048 extern void afs_WarnENOSPC(void);
1049
1050 /* afs_vcache.c */
1051 extern int VCHash(struct VenusFid *fid);
1052 extern int VCHashV(struct VenusFid *fid);
1053 extern int afs_ShakeLooseVCaches(afs_int32 anumber);
1054 extern afs_int32 afs_maxvcount;
1055 extern afs_int32 afs_vcount;
1056 extern int afsvnumbers;
1057 extern afs_rwlock_t afs_xvreclaim;
1058 extern afs_rwlock_t afs_xvcache;
1059 extern afs_rwlock_t afs_xvcdirty;
1060 extern afs_lock_t afs_xvcb;
1061 extern struct afs_q VLRU;
1062 extern afs_int32 vcachegen;
1063 extern unsigned int afs_paniconwarn;
1064 extern struct afs_q afs_vhashTV[VCSIZE];
1065 extern afs_int32 afs_bulkStatsLost;
1066 extern int afs_norefpanic;
1067 extern struct vcache *ReclaimedVCList;
1068 extern ino_t vcacheMetaInode;
1069 extern struct osi_file *afs_vcacheMetaInodep;
1070
1071 extern void afs_FlushReclaimedVcaches(void);
1072 void afs_vcacheInit(int astatSize);
1073 extern struct vcache *afs_FindVCache(struct VenusFid *afid, afs_int32 * retry,
1074                                      afs_int32 flag);
1075 extern void afs_BadFetchStatus(struct afs_conn *tc);
1076 extern int afs_CheckFetchStatus(struct afs_conn *tc,
1077                                 struct AFSFetchStatus *status);
1078 extern afs_int32 afs_FetchStatus(struct vcache *avc, struct VenusFid *afid,
1079                                  struct vrequest *areq,
1080                                  struct AFSFetchStatus *Outsp);
1081
1082 extern afs_int32 afs_FlushVCBs(afs_int32 lockit);
1083 extern void afs_InactiveVCache(struct vcache *avc, afs_ucred_t *acred);
1084 extern struct vcache *afs_LookupVCache(struct VenusFid *afid,
1085                                        struct vrequest *areq,
1086                                        afs_int32 * cached, struct vcache *adp,
1087                                        char *aname);
1088 extern void afs_FlushAllVCaches(void);
1089 extern int afs_FlushVCache(struct vcache *avc, int *slept);
1090 extern struct vcache *afs_GetRootVCache(struct VenusFid *afid,
1091                                         struct vrequest *areq,
1092                                         afs_int32 * cached,
1093                                         struct volume *tvolp);
1094 extern struct vcache *afs_NewVCache(struct VenusFid *afid,
1095                                     struct server *serverp);
1096 extern struct vcache *afs_NewBulkVCache(struct VenusFid *afid,
1097                                         struct server *serverp, int seq);
1098 extern int afs_VerifyVCache2(struct vcache *avc, struct vrequest *areq);
1099 extern struct vcache *afs_GetVCache(struct VenusFid *afid,
1100                                     struct vrequest *areq, afs_int32 * cached,
1101                                     struct vcache *avc);
1102 extern void afs_PutVCache(struct vcache *avc);
1103 extern int afs_RefVCache(struct vcache *avc);
1104
1105 /* Flags for afs_StaleVCacheFlags */
1106
1107 /* afs_xcbhash is already locked by the caller */
1108 #define AFS_STALEVC_CBLOCKED (0x01)
1109
1110 /* Normally we assume we only need to invalidate cached
1111  * name -> vcache mappings for entries where the given
1112  * vcache is the parent dir. This flag says to also clear
1113  * entries for the vcache itself. */
1114 #define AFS_STALEVC_FILENAME (0x02)
1115
1116 /* Do not touch the DNLC; the caller will deal with it. */
1117 #define AFS_STALEVC_NODNLC   (0x04)
1118
1119 /* Do not run afs_DequeueCallback; the caller will take
1120  * care of callback management. */
1121 #define AFS_STALEVC_NOCB     (0x08)
1122
1123 /* NULL-out the callback field of the vcache, to save code at the callsite. */
1124 #define AFS_STALEVC_CLEARCB     (0x10)
1125
1126 /* Skip the DNLC purge if CVInit or CVFlushed is set, for efficiency.
1127  * A transitional flag used to reduce the logic change during refactoring
1128  * that is expected to be removed and the purge behavior standardized. */
1129 #define AFS_STALEVC_SKIP_DNLC_FOR_INIT_FLUSHED  (0x20)
1130 typedef unsigned int afs_stalevc_flags_t;
1131
1132 #define afs_StaleVCache(avc) afs_StaleVCacheFlags(avc, 0, 0)
1133 extern void afs_StaleVCacheFlags(struct vcache *avc, afs_stalevc_flags_t flags,
1134                                  afs_uint32 cflags);
1135
1136 extern void afs_SetDataVersion(struct vcache *avc, afs_hyper_t *avers);
1137
1138 extern void afs_ProcessFS(struct vcache *avc,
1139                           struct AFSFetchStatus *astat,
1140                           struct vrequest *areq);
1141 extern struct afs_cbr *afs_AllocCBR(void);
1142 extern int afs_FreeCBR(struct afs_cbr *asp);
1143 extern void afs_RemoveVCB(struct VenusFid *afid);
1144 extern void afs_FlushActiveVcaches(afs_int32 doflocks);
1145 extern int afs_WriteVCache(struct vcache *avc,
1146                            struct AFSStoreStatus *astatus,
1147                            struct vrequest *areq);
1148 extern int afs_RemoteLookup(struct VenusFid *afid,
1149                             struct vrequest *areq, char *name,
1150                             struct VenusFid *nfid,
1151                             struct AFSFetchStatus *OutStatusp,
1152                             struct AFSCallBack *CallBackp,
1153                             struct server **serverp,
1154                             struct AFSVolSync *tsyncp);
1155 extern void afs_ResetVCache(struct vcache *, afs_ucred_t *, afs_int32 skipdnlc);
1156 extern afs_int32 afs_NFSFindVCache(struct vcache **avcp,
1157                                    struct VenusFid *afid);
1158 extern void afs_vcacheInit(int astatSize);
1159 extern void shutdown_vcache(void);
1160 extern void afs_DisconGiveUpCallbacks(void);
1161 extern void afs_ClearAllStatdFlag(void);
1162
1163 /* VNOPS/afs_vnop_access.c */
1164 extern afs_int32 afs_GetAccessBits(struct vcache *avc,
1165                                    afs_int32 arights,
1166                                    struct vrequest *areq);
1167 extern int afs_AccessOK(struct vcache *avc, afs_int32 arights,
1168                         struct vrequest *areq, afs_int32 check_mode_bits);
1169 #if defined(AFS_SUN5_ENV) || (defined(AFS_SGI_ENV) && !defined(AFS_SGI65_ENV))
1170 extern int afs_access(OSI_VC_DECL(avc), afs_int32 amode, int flags,
1171                       afs_ucred_t *acred);
1172 #else
1173 extern int afs_access(OSI_VC_DECL(avc), afs_int32 amode,
1174                       afs_ucred_t *acred);
1175 #endif
1176 extern int afs_getRights(OSI_VC_DECL(avc), afs_int32 arights,
1177                          afs_ucred_t *acred);
1178
1179 /* VNOPS/afs_vnop_attrs.c */
1180 extern int afs_CopyOutAttrs(struct vcache *avc,
1181                             struct vattr *attrs);
1182 #if     defined(AFS_SUN5_ENV) || defined(AFS_SGI_ENV)
1183 extern int afs_getattr(OSI_VC_DECL(avc), struct vattr *attrs, int flags,
1184                        afs_ucred_t *acred);
1185 #else
1186 extern int afs_getattr(OSI_VC_DECL(avc), struct vattr *attrs,
1187                        afs_ucred_t *acred);
1188 #endif
1189 extern int afs_VAttrToAS(struct vcache *avc,
1190                          struct vattr *av,
1191                          struct AFSStoreStatus *as);
1192 #if defined(AFS_SUN5_ENV) || defined(AFS_SGI_ENV)
1193 extern int afs_setattr(OSI_VC_DECL(avc), struct vattr *attrs,
1194                        int flags, afs_ucred_t *acred);
1195 #else
1196 extern int afs_setattr(OSI_VC_DECL(avc), struct vattr *attrs,
1197                        afs_ucred_t *acred);
1198 #endif
1199 extern int afs_CreateAttr(struct vattr **out);
1200 extern void afs_DestroyAttr(struct vattr *vattr);
1201
1202 /* VNOPS/afs_vnop_create.c */
1203 #ifdef AFS_SGI64_ENV
1204 extern int afs_create(OSI_VC_DECL(adp), char *aname, struct vattr *attrs,
1205                       int flags, int amode, struct vcache **avcp,
1206                       afs_ucred_t *acred);
1207 #else /* AFS_SGI64_ENV */
1208 extern int afs_create(OSI_VC_DECL(adp), char *aname, struct vattr *attrs,
1209                       enum vcexcl aexcl, int amode, struct vcache **avcp,
1210                       afs_ucred_t *acred);
1211 #endif /* AFS_SGI64_ENV */
1212 extern int afs_LocalHero(struct vcache *avc,
1213                          struct dcache *adc,
1214                          AFSFetchStatus * astat, int aincr);
1215
1216 /* VNOPS/afs_vnop_dirops.c */
1217
1218 extern int afs_mkdir(OSI_VC_DECL(adp), char *aname, struct vattr *attrs,
1219                      struct vcache **avcp, afs_ucred_t *acred);
1220 #if defined(AFS_SUN5_ENV) || defined(AFS_SGI_ENV)
1221 extern int afs_rmdir(OSI_VC_DECL(adp), char *aname, struct vnode *cdirp,
1222                      afs_ucred_t *acred);
1223 #else
1224 extern int afs_rmdir(OSI_VC_DECL(adp), char *aname, afs_ucred_t *acred);
1225 #endif
1226
1227 struct fid;
1228 /* VNOPS/afs_vnop_fid.c */
1229 #ifdef AFS_AIX41_ENV
1230 int afs_fid(OSI_VC_DECL(avc), struct fid *fidpp, struct ucred *credp);
1231 #elif defined(AFS_SUN5_ENV)
1232 int afs_fid(OSI_VC_DECL(avc), struct fid *fidpp);
1233 #else
1234 int afs_fid(OSI_VC_DECL(avc), struct fid **fidpp);
1235 #endif                          /* AFS_AIX41_ENV */
1236
1237 /* VNOPS/afs_vnop_flock.c */
1238 extern void lockIdSet(struct AFS_FLOCK *flock, struct SimpleLocks *slp,
1239                       int clid);
1240 extern int HandleFlock(struct vcache *avc, int acom,
1241                        struct vrequest *areq, pid_t clid, int onlymine);
1242
1243 #if defined(AFS_SGI_ENV) || defined(AFS_DARWIN_ENV) || defined(AFS_XBSD_ENV)
1244 extern int afs_lockctl(struct vcache * avc, struct AFS_FLOCK * af, int acmd,
1245                        afs_ucred_t * acred, pid_t clid);
1246 #else
1247 extern int afs_lockctl(struct vcache * avc, struct AFS_FLOCK * af, int acmd,
1248                        afs_ucred_t * acred);
1249 #endif
1250
1251 /* VNOPS/afs_vnop_link.c */
1252 #if defined(AFS_SUN5_ENV) || defined(AFS_SGI_ENV)
1253 extern int afs_link(OSI_VC_DECL(adp), struct vcache *avc, char *aname,
1254                     afs_ucred_t *acred);
1255 #else
1256 extern int afs_link(struct vcache *avc, OSI_VC_DECL(adp), char *aname,
1257                     afs_ucred_t *acred);
1258 #endif
1259
1260 /* VNOPS/afs_vnop_lookup.c */
1261 extern int EvalMountPoint(struct vcache *avc, struct vcache *advc,
1262                           struct volume **avolpp,
1263                           struct vrequest *areq);
1264 extern void afs_InitFakeStat(struct afs_fakestat_state *state);
1265 extern int afs_EvalFakeStat(struct vcache **avcp,
1266                             struct afs_fakestat_state *state,
1267                             struct vrequest *areq);
1268 extern int afs_TryEvalFakeStat(struct vcache **avcp,
1269                                struct afs_fakestat_state *state,
1270                                struct vrequest *areq);
1271 extern void afs_PutFakeStat(struct afs_fakestat_state *state);
1272 extern int afs_ENameOK(char *aname);
1273 extern void Check_AtSys(struct vcache *avc, const char *aname,
1274                         struct sysname_info *state, struct vrequest *areq);
1275 extern int Next_AtSys(struct vcache *avc, struct vrequest *areq,
1276                       struct sysname_info *state);
1277 extern int afs_DoBulkStat(struct vcache *adp, long dirCookie,
1278                           struct vrequest *areqp);
1279
1280 #if defined(AFS_SUN5_ENV) || defined(AFS_SGI_ENV)
1281 extern int afs_lookup(OSI_VC_DECL(adp), char *aname, struct vcache **avcp,
1282                       struct pathname *pnp, int flags, struct vnode *rdir,
1283                       afs_ucred_t *acred);
1284 #elif defined(UKERNEL)
1285 extern int afs_lookup(OSI_VC_DECL(adp), char *aname, struct vcache **avcp,
1286                       afs_ucred_t *acred, int flags);
1287 #else
1288 extern int afs_lookup(OSI_VC_DECL(adp), char *aname, struct vcache **avcp,
1289                       afs_ucred_t *acred);
1290 #endif
1291
1292 /* VNOPS/afs_vnop_open.c */
1293 #ifdef AFS_SGI64_ENV
1294 extern int afs_open(bhv_desc_t * bhv, struct vcache **avcp, afs_int32 aflags,
1295                     afs_ucred_t *acred);
1296 #else
1297 extern int afs_open(struct vcache **avcp, afs_int32 aflags,
1298                     afs_ucred_t *acred);
1299 #endif
1300
1301
1302 /* VNOPS/afs_vnop_read.c */
1303 extern int afs_read(struct vcache *avc, struct uio *auio,
1304                     afs_ucred_t *acred, int noLock);
1305
1306 extern int afs_UFSReadUIO(afs_dcache_id_t *cacheId, struct uio *tuiop);
1307
1308 extern void afs_PrefetchChunk(struct vcache *avc, struct dcache *adc,
1309                               afs_ucred_t *acred, struct vrequest *areq);
1310
1311
1312 /* VNOPS/afs_vnop_readdir.c */
1313 extern int afs_rd_stash_i;
1314 #if defined(AFS_SUN5_ENV) || defined(AFS_SGI_ENV) || defined(AFS_DARWIN_ENV) || defined(AFS_XBSD_ENV)
1315 extern int afs_readdir(OSI_VC_DECL(avc), struct uio *auio,
1316                        afs_ucred_t *acred, int *eofp);
1317 #elif defined(AFS_HPUX100_ENV)
1318 extern int afs_readdir2(OSI_VC_DECL(avc), struct uio *auio,
1319                         afs_ucred_t *acred);
1320 #else
1321 extern int afs_readdir(OSI_VC_DECL(avc), struct uio *auio,
1322                        afs_ucred_t *acred);
1323 #endif
1324
1325 /* VNOPS/afs_vnop_remove.c */
1326 extern int afsremove(struct vcache *adp, struct dcache *tdc,
1327                      struct vcache *tvc, char *aname,
1328                      afs_ucred_t *acred, struct vrequest *treqp);
1329 extern int afs_remunlink(struct vcache *avc, int doit);
1330 extern int afs_remove(OSI_VC_DECL(adp), char *aname, afs_ucred_t *acred);
1331 extern char *afs_newname(void);
1332
1333 /* VNOPS/afs_vnop_rename.c */
1334 extern int afsrename(struct vcache *aodp, char *aname1, struct vcache *andp,
1335                      char *aname2, afs_ucred_t *acred,
1336                      struct vrequest *areq);
1337 #ifdef AFS_SGI_ENV
1338 extern int afs_rename(OSI_VC_DECL(aodp), char *aname1, struct vcache *andp,
1339                       char *aname2, struct pathname *npnp,
1340                       afs_ucred_t *acred);
1341 #else
1342 extern int afs_rename(OSI_VC_DECL(aodp), char *aname1, struct vcache *andp,
1343                       char *aname2, afs_ucred_t *acred);
1344 #endif
1345
1346 /* VNOPS/afs_vnop_strategy.c */
1347 #if defined(AFS_SUN5_ENV) || defined(AFS_DARWIN_ENV) || defined(AFS_XBSD_ENV)
1348 extern int afs_ustrategy(struct buf *adp, afs_ucred_t *credp);
1349 #else
1350 extern int afs_ustrategy(struct buf *adp);
1351 #endif
1352
1353 /* VNOPS/afs_vnop_symlink.c */
1354 extern int afs_MemHandleLink(struct vcache *avc,
1355                              struct vrequest *areq);
1356 extern int afs_UFSHandleLink(struct vcache *avc,
1357                              struct vrequest *areq);
1358 extern int afs_symlink(OSI_VC_DECL(adp), char *aname,
1359                        struct vattr *attrs, char *atargetName,
1360                        struct vcache **tvcp, afs_ucred_t *acred);
1361 extern int afs_readlink(OSI_VC_DECL(avc), struct uio *auio,
1362                         afs_ucred_t *acred);
1363
1364 /* VNOPS/afs_vnop_write.c */
1365 extern int afs_write(struct vcache *avc, struct uio *auio, int aio,
1366                      afs_ucred_t *acred, int noLock);
1367
1368 extern int afs_UFSWriteUIO(struct vcache *, afs_dcache_id_t *, struct uio *);
1369
1370 extern int afs_StoreOnLastReference(struct vcache *avc,
1371                                     struct vrequest *treq);
1372 extern int afs_DoPartialWrite(struct vcache *avc,
1373                               struct vrequest *areq);
1374 extern int afs_closex(struct file *afd);
1375
1376 #ifdef AFS_SGI65_ENV
1377 extern int afs_close(OSI_VC_DECL(avc), afs_int32 aflags,
1378                      lastclose_t lastclose, afs_ucred_t *acred);
1379 #elif defined(AFS_SGI64_ENV)
1380 extern int afs_close(OSI_VC_DECL(avc), afs_int32 aflags,
1381                      lastclose_t lastclose, off_t offset,
1382                      afs_ucred_t *acred, struct flid *flp);
1383 #elif defined(AFS_SGI_ENV)
1384 extern int afs_close(OSI_VC_DECL(avc), afs_int32 aflags,
1385                      lastclose_t lastclose, off_t offset,
1386                      afs_ucred_t *acred);
1387 #elif defined(AFS_SUN5_ENV)
1388 extern int afs_close(OSI_VC_DECL(avc), afs_int32 aflags, int count,
1389                      offset_t offset, afs_ucred_t *acred);
1390 #else
1391 extern int afs_close(OSI_VC_DECL(avc), afs_int32 aflags,
1392                      afs_ucred_t *acred);
1393 #endif
1394
1395 #if defined(AFS_SGI65_ENV)
1396 extern int afs_fsync(OSI_VC_DECL(avc), int flags, afs_ucred_t *acred,
1397                      off_t start, off_t stop);
1398 #elif defined(AFS_SGI_ENV) || defined(AFS_SUN5_ENV)
1399 extern int afs_fsync(OSI_VC_DECL(avc), int flag, afs_ucred_t *acred);
1400 #else
1401 extern int afs_fsync(OSI_VC_DECL(avc), afs_ucred_t *acred);
1402 #endif
1403
1404
1405 /* afs_volume.c */
1406 extern afs_int32 afs_FVIndex;
1407 extern afs_int32 afs_volCounter;
1408 extern afs_rwlock_t afs_xvolume;
1409 extern struct volume *afs_volumes[NVOLS];
1410 extern afs_dcache_id_t volumeInode;
1411 extern struct volume *afs_FindVolume(struct VenusFid *afid,
1412                                      afs_int32 locktype);
1413 extern struct volume *afs_freeVolList;
1414 extern afs_int32 fvTable[NFENTRIES];
1415 extern void LockAndInstallVolumeEntry(struct volume *av, struct vldbentry *ve,
1416                                       int acell);
1417 extern void LockAndInstallNVolumeEntry(struct volume *av, struct nvldbentry *ve,
1418                                        int acell);
1419 extern void LockAndInstallUVolumeEntry(struct volume *av, struct uvldbentry *ve,
1420                                        int acell, struct cell *tcell,
1421                                        struct vrequest *areq);
1422 extern void afs_ResetVolumeInfo(struct volume *tv);
1423 extern struct volume *afs_MemGetVolSlot(afs_int32 volid, struct cell *cell);
1424 extern void afs_ResetVolumes(struct server *srvp, struct volume *tv);
1425 extern struct volume *afs_GetVolume(struct VenusFid *afid,
1426                                     struct vrequest *areq,
1427                                     afs_int32 locktype);
1428 extern struct volume *afs_GetVolumeByName(char *aname,
1429                                           afs_int32 acell, int agood,
1430                                           struct vrequest *areq,
1431                                           afs_int32 locktype);
1432 extern struct volume *afs_UFSGetVolSlot(afs_int32 volid, struct cell *cell);
1433 extern void afs_CheckVolumeNames(int flags);
1434
1435 /* Prototypes for generated files that aren't really in src/afs/ */
1436
1437 /* afs_uuid.c */
1438 extern afs_int32 afs_uuid_equal(afsUUID * u1, afsUUID * u2);
1439 extern afs_int32 afs_uuid_is_nil(afsUUID * u1);
1440 extern void afs_htonuuid(afsUUID * uuidp);
1441 extern void afs_ntohuuid(afsUUID * uuidp);
1442 extern afs_int32 afs_uuid_create(afsUUID * uuid);
1443 extern u_short afs_uuid_hash(afsUUID * uuid);
1444
1445 #if defined(AFS_SUN5_ENV) || defined(AFS_LINUX20_ENV) || defined(AFS_AIX_ENV) || defined(AFS_DARWIN_ENV) || defined(AFS_XBSD_ENV) || defined(AFS_HPUX_ENV) || defined(AFS_SGI62_ENV) || defined(UKERNEL)
1446 #include "osi_prototypes.h"
1447 #endif
1448
1449 #endif /* _AFS_PROTOTYPES_H_ */