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 void 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 void 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 /* LINUX/osi_fetchstore.c */
 630 #ifdef AFS_LINUX26_ENV
 631 extern int afs_linux_storeproc(struct storeOps *, void *, struct dcache *,
 632                                int *, afs_size_t *);
 633 #endif
 634
 635 /* ARCH/osi_crypto.c */
 636 extern int osi_readRandom(void *, afs_size_t);
 637
 638 /* ARCH/osi_misc.c */
 639 extern void afs_osi_SetTime(osi_timeval_t * atv);
 640
 641 /* LINUX/osi_misc.c */
 642 #ifdef AFS_LINUX20_ENV
 643 #ifdef AFS_LINUX24_ENV
 644 extern int osi_lookupname(char *aname, uio_seg_t seg, int followlink,
 645                           struct dentry **dpp);
 646 extern int osi_InitCacheInfo(char *aname);
 647 extern int osi_rdwr(struct osi_file *osifile, struct uio *uiop, int rw);
 648 extern void setup_uio(struct uio *uiop, struct iovec *iovecp, const char *buf,
 649                       afs_offs_t pos, int count, uio_flag_t flag,
 650                       uio_seg_t seg);
 651 extern int uiomove(char *dp, int length, uio_flag_t rw, struct uio *uiop);
 652 extern void osi_linux_free_inode_pages(void);
 653 #endif
 654 extern void osi_linux_mask(void);
 655 extern void osi_linux_unmask(void);
 656 extern int setpag(cred_t ** cr, afs_uint32 pagvalue, afs_uint32 * newpag,
 657                   int change_parent);
 658 #endif
 659
 660
 661 /* ARCH/osi_sleep.c */
 662 extern void afs_osi_InitWaitHandle(struct afs_osi_WaitHandle *achandle);
 663 extern void afs_osi_CancelWait(struct afs_osi_WaitHandle *achandle);
 664 extern int afs_osi_Wait(afs_int32 ams, struct afs_osi_WaitHandle *ahandle,
 665                         int aintok);
 666 extern int afs_osi_TimedSleep(void *event, afs_int32 ams, int aintok);
 667 #ifndef afs_osi_Wakeup
 668 extern int afs_osi_Wakeup(void *event);
 669 #endif
 670 #ifndef afs_osi_Sleep
 671 extern void afs_osi_Sleep(void *event);
 672 #endif
 673 #ifndef afs_osi_SleepSig
 674 extern int afs_osi_SleepSig(void *event);
 675 #endif
 676
 677
 678 /* ARCH/osi_inode.c */
 679 #ifdef AFS_SUN5_ENV
 680 extern int afs_syscall_icreate(dev_t, long, long, long, long, long,
 681                                rval_t *, afs_ucred_t *);
 682 extern int afs_syscall_iopen(dev_t, int, int, rval_t *, afs_ucred_t *);
 683 extern int afs_syscall_iincdec(dev_t, int, int, int, rval_t *,
 684                                afs_ucred_t *);
 685 #elif defined(AFS_SGI65_ENV)
 686 extern int afs_syscall_icreate(afs_uint32, afs_uint32, afs_uint32, afs_uint32, afs_uint32, afs_uint32, rval_t *);
 687 extern int afs_syscall_iopen(int, ino_t, int, rval_t *);
 688 extern int afs_syscall_iincdec(int, int, int, int);
 689 #elif defined(AFS_DARWIN_ENV) || defined(AFS_XBSD_ENV)
 690 #if defined(AFS_NBSD_ENV)
 691 extern int afs_syscall_icreate(long, long, long, long, long, long, register_t *);
 692 extern int afs_syscall_iopen(int dev, int inode, int usrmod, register_t *);
 693 #else
 694 extern int afs_syscall_icreate(long, long, long, long, long, long, long*);
 695 extern int afs_syscall_iopen(int dev, int inode, int usrmod, long *retval);
 696 #endif
 697 extern int afs_syscall_iincdec(int dev, int inode, int inode_p1, int amount);
 698 #else
 699 extern int afs_syscall_icreate(long, long, long, long, long, long);
 700 extern int afs_syscall_iopen(int, int, int);
 701 extern int afs_syscall_iincdec(int, int, int, int);
 702 #endif
 703
 704 /* ARCH/osi_file.c */
 705 extern int afs_osicred_initialized;
 706 extern void *osi_UFSOpen(afs_dcache_id_t *ainode);
 707 #if defined(AFS_LINUX22_ENV)
 708 extern void osi_get_fh(struct dentry *dp, afs_ufs_dcache_id_t *ainode);
 709 #endif
 710 extern int afs_osi_Stat(struct osi_file *afile,
 711                         struct osi_stat *astat);
 712 extern int osi_UFSClose(struct osi_file *afile);
 713 extern int osi_UFSTruncate(struct osi_file *afile, afs_int32 asize);
 714 extern void osi_DisableAtimes(struct vnode *avp);
 715 extern int afs_osi_Read(struct osi_file *afile, int offset,
 716                         void *aptr, afs_int32 asize);
 717 extern int afs_osi_Write(struct osi_file *afile, afs_int32 offset,
 718                          void *aptr, afs_int32 asize);
 719 extern int afs_osi_MapStrategy(int (*aproc) (struct buf * bp),
 720                                struct buf *bp);
 721 extern void shutdown_osifile(void);
 722
 723
 724 /* ARCH/osi_groups.c */
 725 #if defined(UKERNEL)
 726 extern int usr_setpag(afs_ucred_t **cred, afs_uint32 pagvalue,
 727                       afs_uint32 * newpag, int change_parent);
 728 #else
 729 # if defined AFS_XBSD_ENV
 730 #  if !defined(AFS_DFBSD_ENV)
 731 #   if defined(AFS_FBSD_ENV)
 732 extern int setpag(struct thread *td, struct ucred **cred, afs_uint32 pagvalue,
 733                   afs_uint32 * newpag, int change_parent);
 734
 735 #   elif defined(AFS_NBSD_ENV)
 736 extern int setpag(afs_proc_t *proc, afs_ucred_t **cred, afs_uint32 pagvalue,
 737                   afs_uint32 * newpag, int change_parent);
 738 #   else
 739 extern int setpag(afs_proc_t *proc, struct ucred **cred, afs_uint32 pagvalue,
 740                   afs_uint32 * newpag, int change_parent);
 741 #   endif /* AFS_FBSD_ENV */
 742 #  endif /* ! AFS_DFBSD_ENV */
 743 # endif /* AFS_XBSD_ENV */
 744 #endif /* UKERNEL */
 745
 746 #if defined(AFS_LINUX26_ENV) || defined(AFS_PAG_ONEGROUP_ENV)
 747 extern afs_int32 osi_get_group_pag(afs_ucred_t *cred);
 748 #endif
 749
 750
 751
 752 /* ARCH/osi_vm.c */
 753 extern int osi_VM_FlushVCache(struct vcache *avc);
 754 extern void osi_VM_StoreAllSegments(struct vcache *avc);
 755 extern void osi_VM_TryToSmush(struct vcache *avc, afs_ucred_t *acred,
 756                               int sync);
 757 extern void osi_VM_FlushPages(struct vcache *avc, afs_ucred_t *credp);
 758 #if !defined(AFS_NBSD_ENV)
 759 extern void osi_VM_Truncate(struct vcache *avc, int alen, afs_ucred_t *acred);
 760 #else
 761 extern void osi_VM_Truncate(struct vcache *avc, voff_t alen, afs_ucred_t *acred);
 762 #endif
 763 extern void osi_VM_TryReclaim(struct vcache *avc, int *slept);
 764 extern void osi_VM_NukePages(struct vnode *vp, off_t offset, off_t size);
 765 extern int osi_VM_Setup(struct vcache *avc, int force);
 766
 767 #ifdef AFS_SUN5_ENV
 768 extern int osi_VM_GetDownD(struct vcache *avc, struct dcache *adc);
 769 extern int osi_VM_MultiPageConflict(struct vcache *avc, struct dcache *adc);
 770 extern void osi_VM_PreTruncate(struct vcache *avc, int alen,
 771                                afs_ucred_t *acred);
 772 #endif
 773
 774
 775 /* ARCH/osi_vnodeops.c */
 776 extern struct vnodeops Afs_vnodeops;
 777 extern int afs_inactive(struct vcache *avc, afs_ucred_t *acred);
 778
 779 /* afs_osifile.c */
 780
 781 /* afs_osi_pag.c */
 782 extern afs_uint32 pag_epoch;
 783 extern afs_uint32 pagCounter;
 784
 785 /* OS/osi_vfsops.c */
 786 #if defined(AFS_XBSD_ENV) || defined(AFS_DARWIN_ENV)
 787 extern struct mount *afs_globalVFS;
 788 #else
 789 extern struct vfs *afs_globalVFS;
 790 #endif
 791 extern struct vcache *afs_globalVp;
 792 #ifdef AFS_LINUX20_ENV
 793 extern void vcache2inode(struct vcache *avc);
 794 extern void vcache2fakeinode(struct vcache *rootvp, struct vcache *mpvp);
 795 #endif
 796
 797 #ifdef UKERNEL
 798 extern int afs_mount(struct vfs *afsp, char *path, void *data);
 799 extern int afs_root(OSI_VFS_DECL(afsp), struct vnode **avpp);
 800 extern int afs_unmount(struct vfs *afsp);
 801 #endif
 802
 803 /* afs_pag_call.c */
 804 extern afs_int32 afs_nfs_server_addr;
 805 extern void afspag_Init(afs_int32 nfs_server_addr);
 806 extern void afspag_Shutdown(void);
 807
 808 /* afs_pag_cred.c */
 809 extern afs_rwlock_t afs_xpagcell;
 810 extern afs_rwlock_t afs_xpagsys;
 811 extern int afspag_PUnlog(char *ain, afs_int32 ainSize,
 812                          afs_ucred_t **acred);
 813 extern int afspag_PSetTokens(char *ain, afs_int32 ainSize,
 814                              afs_ucred_t **acred);
 815 extern int afspag_PSetSysName(char *ain, afs_int32 ainSize,
 816                               afs_ucred_t **acred);
 817
 818 /* afs_pioctl.c */
 819 extern struct VenusFid afs_rootFid;
 820 extern afs_int32 afs_waitForever;
 821 extern short afs_waitForeverCount;
 822 extern afs_int32 afs_showflags;
 823 extern int afs_defaultAsynchrony;
 824 #if defined(AFS_DARWIN100_ENV)
 825 extern int afs_syscall64_pioctl(user_addr_t path, unsigned int com,
 826                                 user_addr_t cmarg, int follow, \
 827                                 afs_ucred_t *credp);
 828 #endif
 829 #ifdef AFS_SUN5_ENV
 830 extern int afs_syscall_pioctl(char *path, unsigned int com, caddr_t cmarg,
 831                               int follow, rval_t *rvp, afs_ucred_t *credp);
 832 #elif defined(AFS_DARWIN_ENV) || defined(AFS_XBSD_ENV)
 833 extern int afs_syscall_pioctl(char *path, unsigned int com, caddr_t cmarg,
 834                               int follow, afs_ucred_t *credp);
 835 #else
 836 extern int afs_syscall_pioctl(char *path, unsigned int com, caddr_t cmarg,
 837                               int follow);
 838 #endif
 839 extern int HandleIoctl(struct vcache *avc, afs_int32 acom,
 840                        struct afs_ioctl *adata);
 841
 842
 843 /* afs_segments.c */
 844 extern int afs_StoreAllSegments(struct vcache *avc,
 845                                 struct vrequest *areq, int sync);
 846 extern int afs_InvalidateAllSegments(struct vcache *avc);
 847 extern int afs_ExtendSegments(struct vcache *avc,
 848                               afs_size_t alen, struct vrequest *areq);
 849 extern int afs_TruncateAllSegments(struct vcache *avc,
 850                                    afs_size_t alen, struct vrequest *areq,
 851                                    afs_ucred_t *acred);
 852
 853 /* afs_server.c */
 854 extern afs_rwlock_t afs_xsrvAddr;
 855 extern afs_rwlock_t afs_xserver;
 856 extern afs_rwlock_t afs_icl_lock;
 857 extern struct srvAddr *afs_srvAddrs[NSERVERS];
 858 extern struct server *afs_servers[NSERVERS];
 859 extern int afs_totalServers;
 860 extern struct server *afs_FindServer(afs_int32 aserver, afs_uint16 aport,
 861                                      afsUUID * uuidp, afs_int32 locktype);
 862 extern struct server *afs_GetServer(afs_uint32 * aserver, afs_int32 nservers,
 863                                     afs_int32 acell, u_short aport,
 864                                     afs_int32 locktype, afsUUID * uuidp,
 865                                     afs_int32 addr_uniquifier,
 866                                     struct volume *tv);
 867 extern void afs_GetCapabilities(struct server *ts);
 868 extern void ForceAllNewConnections(void);
 869 extern void afs_MarkServerUpOrDown(struct srvAddr *sa, int a_isDown);
 870 extern afs_int32 afs_ServerDown(struct srvAddr *sa, int code,
 871                                 struct rx_connection *rxconn);
 872 extern void afs_CountServers(void);
 873 extern void afs_CheckServers(int adown, struct cell *acellp);
 874 extern void afs_LoopServers(int adown, struct cell *acellp, int vlalso,
 875                             void (*func1) (int nconns, struct rx_connection **rxconns,
 876                                            struct afs_conn **conns),
 877                             void (*func2) (int nconns, struct rx_connection **rxconns,
 878                                            struct afs_conn **conns));
 879 extern unsigned int afs_random(void);
 880 extern int afs_randomMod15(void);
 881 extern int afs_randomMod127(void);
 882 extern void afs_SortOneServer(struct server *asp);
 883 extern void afs_SortServers(struct server *aservers[], int count);
 884 extern void afs_ActivateServer(struct srvAddr *sap);
 885 #ifdef AFS_USERSPACE_IP_ADDR
 886 extern void afsi_SetServerIPRank(struct srvAddr *sa, afs_int32 addr,
 887                                 afs_uint32 subnetmask);
 888 #else
 889 #if (!defined(AFS_SUN5_ENV)) && defined(USEIFADDR)
 890 void afsi_SetServerIPRank(struct srvAddr *sa, struct in_ifaddr *ifa);
 891 #endif
 892 #endif
 893 extern int afs_HaveCallBacksFrom(struct server *aserver);
 894 extern void afs_RemoveAllConns(void);
 895 extern void afs_MarkAllServersUp(void);
 896
 897 /* afs_osidnlc.c */
 898 extern int osi_dnlc_enter(struct vcache *adp, char *aname, struct vcache *avc,
 899                           afs_hyper_t * avno);
 900 extern struct vcache *osi_dnlc_lookup(struct vcache *adp, char *aname,
 901                                       int locktype);
 902 extern int osi_dnlc_remove(struct vcache *adp, char *aname,
 903                            struct vcache *avc);
 904 extern int osi_dnlc_purgedp(struct vcache *adp);
 905 extern int osi_dnlc_purgevp(struct vcache *avc);
 906 extern int osi_dnlc_purge(void);
 907 extern int osi_dnlc_purgevol(struct VenusFid *fidp);
 908 extern int osi_dnlc_init(void);
 909 extern int osi_dnlc_shutdown(void);
 910
 911 /* afs_pag_cred.c */
 912 extern void afspag_SetPrimaryCell(char *acell);
 913
 914 /* afs_stat.c */
 915 extern struct afs_CMStats afs_cmstats;
 916 extern struct afs_stats_CMPerf afs_stats_cmperf;
 917 extern struct afs_stats_CMFullPerf afs_stats_cmfullperf;
 918 extern afs_int32 afs_stats_XferSumBytes[AFS_STATS_NUM_FS_XFER_OPS];
 919 extern void afs_InitStats(void);
 920 extern void afs_GetCMStat(char **ptr, unsigned *size);
 921 #ifndef AFS_NOSTATS
 922 extern void afs_AddToMean(struct afs_MeanStats *oldMean, afs_int32 newValue);
 923 #endif
 924
 925 /* afs_syscall.c */
 926 #ifdef AFS_DARWIN100_ENV
 927 extern int copyin_afs_ioctl(user_addr_t cmarg, struct afs_ioctl *dst);
 928 #else
 929 extern int copyin_afs_ioctl(caddr_t cmarg, struct afs_ioctl *dst);
 930 #endif
 931
 932 #if defined(AFS_DARWIN_ENV) || defined(AFS_XBSD_ENV)
 933 #ifdef AFS_DARWIN100_ENV
 934 extern int afs3_syscall(afs_proc_t *p, void *args, unsigned int *retval);
 935 #elif (defined(AFS_FBSD90_ENV) || defined(AFS_FBSD82_ENV)) && (__FreeBSD_version < 900044)
 936 /* afs3_syscall prototype is in sys/sysproto.h
 937    Yes, they put it in, then took it out again (renamed with a sys_ prefix) */
 938 #elif defined(AFS_FBSD_ENV)
 939 extern int afs3_syscall(struct thread *p, void *args);
 940 #elif defined(AFS_NBSD50_ENV)
 941 extern int afs3_syscall(afs_proc_t *p, const void *args, register_t *retval);
 942 #elif defined(AFS_NBSD40_ENV)
 943 extern int afs3_syscall(struct lwp *p, void *args);
 944 #else
 945 extern int afs3_syscall(afs_proc_t *p, void *args, long *retval);
 946 #endif
 947 #endif
 948
 949 #ifdef UKERNEL
 950 extern int Afs_syscall(void);
 951 #endif
 952
 953 /* afs_tokens.c */
 954 struct ktc_tokenUnion;
 955 struct ktc_setTokenData;
 956
 957 extern union tokenUnion *afs_FindToken(struct tokenJar *, rx_securityIndex);
 958 extern void afs_FreeTokens(struct tokenJar **);
 959 extern union tokenUnion *afs_AddToken(struct tokenJar **, rx_securityIndex);
 960 extern void afs_DiscardExpiredTokens(struct tokenJar **, afs_int32);
 961 extern int afs_HasValidTokens(struct tokenJar *, afs_int32);
 962 extern int afs_HasUsableTokens(struct tokenJar *, afs_int32);
 963 extern void afs_AddRxkadToken(struct tokenJar **, char *, int,
 964                               struct ClearToken *);
 965 extern int afs_AddTokenFromPioctl(struct tokenJar **, struct ktc_tokenUnion *);
 966 extern int afs_ExtractTokensForPioctl(struct tokenJar *, time_t,
 967                                       struct ktc_setTokenData *);
 968
 969 /* UKERNEL/afs_usrops.c */
 970 #ifdef UKERNEL
 971 extern void uafs_Shutdown(void);
 972 extern void osi_ReleaseVM(struct vcache *avc, int len,
 973                           afs_ucred_t *credp);
 974 extern int osi_GetTime(struct timeval *tv);
 975 extern int iodone(struct usr_buf *bp);
 976 extern int usr_ioctl(void);
 977 extern int lookupname(char *fnamep, int segflg, int followlink,
 978                       struct usr_vnode **compvpp);
 979 extern int usr_uiomove(char *kbuf, int n, int rw, struct usr_uio *uio);
 980 extern int afs_osi_VOP_RDWR(struct usr_vnode *vnodeP, struct usr_uio *uioP,
 981                             int rw, int flags, afs_ucred_t *credP);
 982
 983 #endif
 984
 985 /* afs_user.c */
 986 extern afs_rwlock_t afs_xuser;
 987 extern struct unixuser *afs_users[NUSERS];
 988 extern struct unixuser *afs_FindUser(afs_int32 auid, afs_int32 acell,
 989                                      afs_int32 locktype);
 990 extern struct unixuser *afs_GetUser(afs_int32 auid, afs_int32 acell,
 991                                     afs_int32 locktype);
 992 extern void afs_LockUser(struct unixuser *au, afs_int32 locktype,
 993                          unsigned int src_indicator);
 994 extern void afs_NotifyUser(struct unixuser *auser, int event);
 995
 996 #if AFS_GCPAGS
 997 extern afs_int32 afs_GCPAGs(afs_int32 * ReleasedCount);
 998 extern void afs_GCPAGs_perproc_func(afs_proc_t * pproc);
 999 #endif /* AFS_GCPAGS */
1000 extern void afs_ComputePAGStats(void);
1001 extern void afs_PutUser(struct unixuser *au, afs_int32 locktype);
1002 extern void afs_GCUserData(void);
1003 extern void afs_CheckTokenCache(void);
1004 extern void afs_ResetAccessCache(afs_int32 uid, afs_int32 cell, int alock);
1005 extern void afs_ResetUserConns(struct unixuser *auser);
1006 extern void afs_SetPrimary(struct unixuser *au, int aflag);
1007 extern void afs_MarkUserExpired(afs_int32 pag);
1008
1009 /* afs_util.c */
1010 extern afs_int32 afs_strtoi_r(const char *str, char **endptr, afs_uint32 *ret);
1011 extern afs_int32 afs_calc_inum(afs_int32 cell, afs_int32 volume,
1012                                afs_int32 vnode);
1013 #ifndef afs_cv2string
1014 extern char *afs_cv2string(char *ttp, afs_uint32 aval);
1015 #endif
1016 #ifndef afs_strcasecmp
1017 extern int afs_strcasecmp(const char *s1, const char *s2);
1018 #endif
1019 #ifndef afs_strcat
1020 extern char *afs_strcat(char *s1, char *s2);
1021 #endif
1022 #ifdef AFS_OBSD34_ENV
1023 extern char *afs_strcpy(char *s1, char *s2);
1024 #endif
1025 #ifndef afs_strchr
1026 extern char *afs_strchr(char *s, int c);
1027 #endif
1028 #ifndef afs_strrchr
1029 extern char *afs_strrchr(char *s, int c);
1030 #endif
1031 extern char *afs_strdup(char *s);
1032 extern void print_internet_address(char *preamble, struct srvAddr *sa,
1033                                    char *postamble, int flag, int code,
1034                                    struct rx_connection *rxconn);
1035 extern afs_int32 afs_data_pointer_to_int32(const void *p);
1036
1037 extern void afs_CheckLocks(void);
1038 extern int afs_badop(void);
1039 extern int afs_noop(void);
1040 extern afs_int32 afs_data_pointer_to_int32(const void *p);
1041
1042 /* afs_warn.c */
1043
1044 #ifdef AFS_AIX_ENV
1045 /* AIX doesn't have usable va_args support in its kernel */
1046 extern void afs_warn();
1047 extern void afs_warnuser();
1048 extern void afs_warnall();
1049 #else
1050 extern void afs_warn(char *fmt, ...)
1051         AFS_ATTRIBUTE_FORMAT(__printf__, 1, 2);
1052 extern void afs_warnuser(char *fmt, ...)
1053         AFS_ATTRIBUTE_FORMAT(__printf__, 1, 2);
1054 extern void afs_warnall(char *fmt, ...)
1055         AFS_ATTRIBUTE_FORMAT(__printf__, 1, 2);
1056 #endif
1057
1058 /* afs_vcache.c */
1059 extern int VCHash(struct VenusFid *fid);
1060 extern int VCHashV(struct VenusFid *fid);
1061 extern int afs_ShakeLooseVCaches(afs_int32 anumber);
1062 extern afs_int32 afs_maxvcount;
1063 extern afs_int32 afs_vcount;
1064 extern int afsvnumbers;
1065 extern afs_rwlock_t afs_xvreclaim;
1066 extern afs_rwlock_t afs_xvcache;
1067 extern afs_rwlock_t afs_xvcdirty;
1068 extern afs_lock_t afs_xvcb;
1069 extern struct afs_q VLRU;
1070 extern afs_int32 vcachegen;
1071 extern unsigned int afs_paniconwarn;
1072 extern struct afs_q afs_vhashTV[VCSIZE];
1073 extern afs_int32 afs_bulkStatsLost;
1074 extern int afs_norefpanic;
1075 extern struct vcache *ReclaimedVCList;
1076 extern ino_t vcacheMetaInode;
1077 extern struct osi_file *afs_vcacheMetaInodep;
1078
1079 extern void afs_FlushReclaimedVcaches(void);
1080 void afs_vcacheInit(int astatSize);
1081 extern struct vcache *afs_FindVCache(struct VenusFid *afid, afs_int32 * retry,
1082                                      afs_int32 flag);
1083 extern void afs_BadFetchStatus(struct afs_conn *tc);
1084 extern int afs_CheckFetchStatus(struct afs_conn *tc,
1085                                 struct AFSFetchStatus *status);
1086 extern afs_int32 afs_FetchStatus(struct vcache *avc, struct VenusFid *afid,
1087                                  struct vrequest *areq,
1088                                  struct AFSFetchStatus *Outsp);
1089
1090 extern afs_int32 afs_FlushVCBs(afs_int32 lockit);
1091 extern void afs_InactiveVCache(struct vcache *avc, afs_ucred_t *acred);
1092 extern struct vcache *afs_LookupVCache(struct VenusFid *afid,
1093                                        struct vrequest *areq,
1094                                        afs_int32 * cached, struct vcache *adp,
1095                                        char *aname);
1096 extern void afs_FlushAllVCaches(void);
1097 extern int afs_FlushVCache(struct vcache *avc, int *slept);
1098 extern struct vcache *afs_GetRootVCache(struct VenusFid *afid,
1099                                         struct vrequest *areq,
1100                                         afs_int32 * cached,
1101                                         struct volume *tvolp);
1102 extern struct vcache *afs_NewVCache(struct VenusFid *afid,
1103                                     struct server *serverp);
1104 extern struct vcache *afs_NewBulkVCache(struct VenusFid *afid,
1105                                         struct server *serverp, int seq);
1106 extern int afs_VerifyVCache2(struct vcache *avc, struct vrequest *areq);
1107 extern struct vcache *afs_GetVCache(struct VenusFid *afid,
1108                                     struct vrequest *areq, afs_int32 * cached,
1109                                     struct vcache *avc);
1110 extern void afs_PutVCache(struct vcache *avc);
1111 extern int afs_RefVCache(struct vcache *avc);
1112
1113 /* Flags for afs_StaleVCacheFlags */
1114
1115 /* afs_xcbhash is already locked by the caller */
1116 #define AFS_STALEVC_CBLOCKED (0x01)
1117
1118 /* Normally we assume we only need to invalidate cached
1119  * name -> vcache mappings for entries where the given
1120  * vcache is the parent dir. This flag says to also clear
1121  * entries for the vcache itself. */
1122 #define AFS_STALEVC_FILENAME (0x02)
1123
1124 /* Do not touch the DNLC; the caller will deal with it. */
1125 #define AFS_STALEVC_NODNLC   (0x04)
1126
1127 /* Do not run afs_DequeueCallback; the caller will take
1128  * care of callback management. */
1129 #define AFS_STALEVC_NOCB     (0x08)
1130
1131 /* NULL-out the callback field of the vcache, to save code at the callsite. */
1132 #define AFS_STALEVC_CLEARCB     (0x10)
1133
1134 /* Skip the DNLC purge if CVInit or CVFlushed is set, for efficiency.
1135  * A transitional flag used to reduce the logic change during refactoring
1136  * that is expected to be removed and the purge behavior standardized. */
1137 #define AFS_STALEVC_SKIP_DNLC_FOR_INIT_FLUSHED  (0x20)
1138 typedef unsigned int afs_stalevc_flags_t;
1139
1140 #define afs_StaleVCache(avc) afs_StaleVCacheFlags(avc, 0, 0)
1141 extern void afs_StaleVCacheFlags(struct vcache *avc, afs_stalevc_flags_t flags,
1142                                  afs_uint32 cflags);
1143
1144 extern void afs_SetDataVersion(struct vcache *avc, afs_hyper_t *avers);
1145
1146 extern void afs_ProcessFS(struct vcache *avc,
1147                           struct AFSFetchStatus *astat,
1148                           struct vrequest *areq);
1149 extern struct afs_cbr *afs_AllocCBR(void);
1150 extern int afs_FreeCBR(struct afs_cbr *asp);
1151 extern void afs_RemoveVCB(struct VenusFid *afid);
1152 extern void afs_FlushActiveVcaches(afs_int32 doflocks);
1153 extern int afs_WriteVCache(struct vcache *avc,
1154                            struct AFSStoreStatus *astatus,
1155                            struct vrequest *areq);
1156 extern int afs_RemoteLookup(struct VenusFid *afid,
1157                             struct vrequest *areq, char *name,
1158                             struct VenusFid *nfid,
1159                             struct AFSFetchStatus *OutStatusp,
1160                             struct AFSCallBack *CallBackp,
1161                             struct server **serverp,
1162                             struct AFSVolSync *tsyncp);
1163 extern void afs_ResetVCache(struct vcache *, afs_ucred_t *, afs_int32 skipdnlc);
1164 extern afs_int32 afs_NFSFindVCache(struct vcache **avcp,
1165                                    struct VenusFid *afid);
1166 extern void afs_vcacheInit(int astatSize);
1167 extern void shutdown_vcache(void);
1168 extern void afs_DisconGiveUpCallbacks(void);
1169 extern void afs_ClearAllStatdFlag(void);
1170
1171 /* VNOPS/afs_vnop_access.c */
1172 extern afs_int32 afs_GetAccessBits(struct vcache *avc,
1173                                    afs_int32 arights,
1174                                    struct vrequest *areq);
1175 extern int afs_AccessOK(struct vcache *avc, afs_int32 arights,
1176                         struct vrequest *areq, afs_int32 check_mode_bits);
1177 #if defined(AFS_SUN5_ENV) || (defined(AFS_SGI_ENV) && !defined(AFS_SGI65_ENV))
1178 extern int afs_access(OSI_VC_DECL(avc), afs_int32 amode, int flags,
1179                       afs_ucred_t *acred);
1180 #else
1181 extern int afs_access(OSI_VC_DECL(avc), afs_int32 amode,
1182                       afs_ucred_t *acred);
1183 #endif
1184 extern int afs_getRights(OSI_VC_DECL(avc), afs_int32 arights,
1185                          afs_ucred_t *acred);
1186
1187 /* VNOPS/afs_vnop_attrs.c */
1188 extern int afs_CopyOutAttrs(struct vcache *avc,
1189                             struct vattr *attrs);
1190 #if     defined(AFS_SUN5_ENV) || defined(AFS_SGI_ENV)
1191 extern int afs_getattr(OSI_VC_DECL(avc), struct vattr *attrs, int flags,
1192                        afs_ucred_t *acred);
1193 #else
1194 extern int afs_getattr(OSI_VC_DECL(avc), struct vattr *attrs,
1195                        afs_ucred_t *acred);
1196 #endif
1197 extern int afs_VAttrToAS(struct vcache *avc,
1198                          struct vattr *av,
1199                          struct AFSStoreStatus *as);
1200 #if defined(AFS_SUN5_ENV) || defined(AFS_SGI_ENV)
1201 extern int afs_setattr(OSI_VC_DECL(avc), struct vattr *attrs,
1202                        int flags, afs_ucred_t *acred);
1203 #else
1204 extern int afs_setattr(OSI_VC_DECL(avc), struct vattr *attrs,
1205                        afs_ucred_t *acred);
1206 #endif
1207 extern int afs_CreateAttr(struct vattr **out);
1208 extern void afs_DestroyAttr(struct vattr *vattr);
1209
1210 /* VNOPS/afs_vnop_create.c */
1211 #ifdef AFS_SGI64_ENV
1212 extern int afs_create(OSI_VC_DECL(adp), char *aname, struct vattr *attrs,
1213                       int flags, int amode, struct vcache **avcp,
1214                       afs_ucred_t *acred);
1215 #else /* AFS_SGI64_ENV */
1216 extern int afs_create(OSI_VC_DECL(adp), char *aname, struct vattr *attrs,
1217                       enum vcexcl aexcl, int amode, struct vcache **avcp,
1218                       afs_ucred_t *acred);
1219 #endif /* AFS_SGI64_ENV */
1220 extern int afs_LocalHero(struct vcache *avc,
1221                          struct dcache *adc,
1222                          AFSFetchStatus * astat, int aincr);
1223
1224 /* VNOPS/afs_vnop_dirops.c */
1225
1226 extern int afs_mkdir(OSI_VC_DECL(adp), char *aname, struct vattr *attrs,
1227                      struct vcache **avcp, afs_ucred_t *acred);
1228 #if defined(AFS_SUN5_ENV) || defined(AFS_SGI_ENV)
1229 extern int afs_rmdir(OSI_VC_DECL(adp), char *aname, struct vnode *cdirp,
1230                      afs_ucred_t *acred);
1231 #else
1232 extern int afs_rmdir(OSI_VC_DECL(adp), char *aname, afs_ucred_t *acred);
1233 #endif
1234
1235 struct fid;
1236 /* VNOPS/afs_vnop_fid.c */
1237 #ifdef AFS_AIX41_ENV
1238 int afs_fid(OSI_VC_DECL(avc), struct fid *fidpp, struct ucred *credp);
1239 #elif defined(AFS_SUN5_ENV)
1240 int afs_fid(OSI_VC_DECL(avc), struct fid *fidpp);
1241 #else
1242 int afs_fid(OSI_VC_DECL(avc), struct fid **fidpp);
1243 #endif                          /* AFS_AIX41_ENV */
1244
1245 /* VNOPS/afs_vnop_flock.c */
1246 extern void lockIdSet(struct AFS_FLOCK *flock, struct SimpleLocks *slp,
1247                       int clid);
1248 extern int HandleFlock(struct vcache *avc, int acom,
1249                        struct vrequest *areq, pid_t clid, int onlymine);
1250
1251 #if defined(AFS_SGI_ENV) || defined(AFS_DARWIN_ENV) || defined(AFS_XBSD_ENV)
1252 extern int afs_lockctl(struct vcache * avc, struct AFS_FLOCK * af, int acmd,
1253                        afs_ucred_t * acred, pid_t clid);
1254 #else
1255 extern int afs_lockctl(struct vcache * avc, struct AFS_FLOCK * af, int acmd,
1256                        afs_ucred_t * acred);
1257 #endif
1258
1259 /* VNOPS/afs_vnop_link.c */
1260 #if defined(AFS_SUN5_ENV) || defined(AFS_SGI_ENV)
1261 extern int afs_link(OSI_VC_DECL(adp), struct vcache *avc, char *aname,
1262                     afs_ucred_t *acred);
1263 #else
1264 extern int afs_link(struct vcache *avc, OSI_VC_DECL(adp), char *aname,
1265                     afs_ucred_t *acred);
1266 #endif
1267
1268 /* VNOPS/afs_vnop_lookup.c */
1269 extern int EvalMountPoint(struct vcache *avc, struct vcache *advc,
1270                           struct volume **avolpp,
1271                           struct vrequest *areq);
1272 extern void afs_InitFakeStat(struct afs_fakestat_state *state);
1273 extern int afs_EvalFakeStat(struct vcache **avcp,
1274                             struct afs_fakestat_state *state,
1275                             struct vrequest *areq);
1276 extern int afs_TryEvalFakeStat(struct vcache **avcp,
1277                                struct afs_fakestat_state *state,
1278                                struct vrequest *areq);
1279 extern void afs_PutFakeStat(struct afs_fakestat_state *state);
1280 extern int afs_ENameOK(char *aname);
1281 extern void Check_AtSys(struct vcache *avc, const char *aname,
1282                         struct sysname_info *state, struct vrequest *areq);
1283 extern int Next_AtSys(struct vcache *avc, struct vrequest *areq,
1284                       struct sysname_info *state);
1285 extern int afs_DoBulkStat(struct vcache *adp, long dirCookie,
1286                           struct vrequest *areqp);
1287
1288 #if defined(AFS_SUN5_ENV) || defined(AFS_SGI_ENV)
1289 extern int afs_lookup(OSI_VC_DECL(adp), char *aname, struct vcache **avcp,
1290                       struct pathname *pnp, int flags, struct vnode *rdir,
1291                       afs_ucred_t *acred);
1292 #elif defined(UKERNEL)
1293 extern int afs_lookup(OSI_VC_DECL(adp), char *aname, struct vcache **avcp,
1294                       afs_ucred_t *acred, int flags);
1295 #else
1296 extern int afs_lookup(OSI_VC_DECL(adp), char *aname, struct vcache **avcp,
1297                       afs_ucred_t *acred);
1298 #endif
1299
1300 /* VNOPS/afs_vnop_open.c */
1301 #ifdef AFS_SGI64_ENV
1302 extern int afs_open(bhv_desc_t * bhv, struct vcache **avcp, afs_int32 aflags,
1303                     afs_ucred_t *acred);
1304 #else
1305 extern int afs_open(struct vcache **avcp, afs_int32 aflags,
1306                     afs_ucred_t *acred);
1307 #endif
1308
1309
1310 /* VNOPS/afs_vnop_read.c */
1311 extern int afs_read(struct vcache *avc, struct uio *auio,
1312                     afs_ucred_t *acred, int noLock);
1313
1314 extern int afs_UFSReadUIO(afs_dcache_id_t *cacheId, struct uio *tuiop);
1315
1316 extern void afs_PrefetchChunk(struct vcache *avc, struct dcache *adc,
1317                               afs_ucred_t *acred, struct vrequest *areq);
1318
1319
1320 /* VNOPS/afs_vnop_readdir.c */
1321 extern int afs_rd_stash_i;
1322 #if defined(AFS_SUN5_ENV) || defined(AFS_SGI_ENV) || defined(AFS_DARWIN_ENV) || defined(AFS_XBSD_ENV)
1323 extern int afs_readdir(OSI_VC_DECL(avc), struct uio *auio,
1324                        afs_ucred_t *acred, int *eofp);
1325 #elif defined(AFS_HPUX100_ENV)
1326 extern int afs_readdir2(OSI_VC_DECL(avc), struct uio *auio,
1327                         afs_ucred_t *acred);
1328 #else
1329 extern int afs_readdir(OSI_VC_DECL(avc), struct uio *auio,
1330                        afs_ucred_t *acred);
1331 #endif
1332
1333 /* VNOPS/afs_vnop_remove.c */
1334 extern int afsremove(struct vcache *adp, struct dcache *tdc,
1335                      struct vcache *tvc, char *aname,
1336                      afs_ucred_t *acred, struct vrequest *treqp);
1337 extern int afs_remunlink(struct vcache *avc, int doit);
1338 extern int afs_remove(OSI_VC_DECL(adp), char *aname, afs_ucred_t *acred);
1339 extern char *afs_newname(void);
1340
1341 /* VNOPS/afs_vnop_rename.c */
1342 extern int afsrename(struct vcache *aodp, char *aname1, struct vcache *andp,
1343                      char *aname2, afs_ucred_t *acred,
1344                      struct vrequest *areq);
1345 #ifdef AFS_SGI_ENV
1346 extern int afs_rename(OSI_VC_DECL(aodp), char *aname1, struct vcache *andp,
1347                       char *aname2, struct pathname *npnp,
1348                       afs_ucred_t *acred);
1349 #else
1350 extern int afs_rename(OSI_VC_DECL(aodp), char *aname1, struct vcache *andp,
1351                       char *aname2, afs_ucred_t *acred);
1352 #endif
1353
1354 /* VNOPS/afs_vnop_strategy.c */
1355 #if defined(AFS_SUN5_ENV) || defined(AFS_DARWIN_ENV) || defined(AFS_XBSD_ENV)
1356 extern int afs_ustrategy(struct buf *adp, afs_ucred_t *credp);
1357 #else
1358 extern int afs_ustrategy(struct buf *adp);
1359 #endif
1360
1361 /* VNOPS/afs_vnop_symlink.c */
1362 extern int afs_MemHandleLink(struct vcache *avc,
1363                              struct vrequest *areq);
1364 extern int afs_UFSHandleLink(struct vcache *avc,
1365                              struct vrequest *areq);
1366 extern int afs_symlink(OSI_VC_DECL(adp), char *aname,
1367                        struct vattr *attrs, char *atargetName,
1368                        struct vcache **tvcp, afs_ucred_t *acred);
1369 extern int afs_readlink(OSI_VC_DECL(avc), struct uio *auio,
1370                         afs_ucred_t *acred);
1371
1372 /* VNOPS/afs_vnop_write.c */
1373 extern int afs_write(struct vcache *avc, struct uio *auio, int aio,
1374                      afs_ucred_t *acred, int noLock);
1375
1376 extern int afs_UFSWriteUIO(struct vcache *, afs_dcache_id_t *, struct uio *);
1377
1378 extern int afs_StoreOnLastReference(struct vcache *avc,
1379                                     struct vrequest *treq);
1380 extern int afs_DoPartialWrite(struct vcache *avc,
1381                               struct vrequest *areq);
1382 extern int afs_closex(struct file *afd);
1383
1384 #ifdef AFS_SGI65_ENV
1385 extern int afs_close(OSI_VC_DECL(avc), afs_int32 aflags,
1386                      lastclose_t lastclose, afs_ucred_t *acred);
1387 #elif defined(AFS_SGI64_ENV)
1388 extern int afs_close(OSI_VC_DECL(avc), afs_int32 aflags,
1389                      lastclose_t lastclose, off_t offset,
1390                      afs_ucred_t *acred, struct flid *flp);
1391 #elif defined(AFS_SGI_ENV)
1392 extern int afs_close(OSI_VC_DECL(avc), afs_int32 aflags,
1393                      lastclose_t lastclose, off_t offset,
1394                      afs_ucred_t *acred);
1395 #elif defined(AFS_SUN5_ENV)
1396 extern int afs_close(OSI_VC_DECL(avc), afs_int32 aflags, int count,
1397                      offset_t offset, afs_ucred_t *acred);
1398 #else
1399 extern int afs_close(OSI_VC_DECL(avc), afs_int32 aflags,
1400                      afs_ucred_t *acred);
1401 #endif
1402
1403 #if defined(AFS_SGI65_ENV)
1404 extern int afs_fsync(OSI_VC_DECL(avc), int flags, afs_ucred_t *acred,
1405                      off_t start, off_t stop);
1406 #elif defined(AFS_SGI_ENV) || defined(AFS_SUN5_ENV)
1407 extern int afs_fsync(OSI_VC_DECL(avc), int flag, afs_ucred_t *acred);
1408 #else
1409 extern int afs_fsync(OSI_VC_DECL(avc), afs_ucred_t *acred);
1410 #endif
1411
1412
1413 /* afs_volume.c */
1414 extern afs_int32 afs_FVIndex;
1415 extern afs_int32 afs_volCounter;
1416 extern afs_rwlock_t afs_xvolume;
1417 extern struct volume *afs_volumes[NVOLS];
1418 extern afs_dcache_id_t volumeInode;
1419 extern struct volume *afs_FindVolume(struct VenusFid *afid,
1420                                      afs_int32 locktype);
1421 extern struct volume *afs_freeVolList;
1422 extern afs_int32 fvTable[NFENTRIES];
1423 extern void LockAndInstallVolumeEntry(struct volume *av, struct vldbentry *ve,
1424                                       int acell);
1425 extern void LockAndInstallNVolumeEntry(struct volume *av, struct nvldbentry *ve,
1426                                        int acell);
1427 extern void LockAndInstallUVolumeEntry(struct volume *av, struct uvldbentry *ve,
1428                                        int acell, struct cell *tcell,
1429                                        struct vrequest *areq);
1430 extern void afs_ResetVolumeInfo(struct volume *tv);
1431 extern struct volume *afs_MemGetVolSlot(afs_int32 volid, struct cell *cell);
1432 extern void afs_ResetVolumes(struct server *srvp, struct volume *tv);
1433 extern struct volume *afs_GetVolume(struct VenusFid *afid,
1434                                     struct vrequest *areq,
1435                                     afs_int32 locktype);
1436 extern struct volume *afs_GetVolumeByName(char *aname,
1437                                           afs_int32 acell, int agood,
1438                                           struct vrequest *areq,
1439                                           afs_int32 locktype);
1440 extern struct volume *afs_UFSGetVolSlot(afs_int32 volid, struct cell *cell);
1441 extern void afs_CheckVolumeNames(int flags);
1442
1443 /* Prototypes for generated files that aren't really in src/afs/ */
1444
1445 /* afs_uuid.c */
1446 extern afs_int32 afs_uuid_equal(afsUUID * u1, afsUUID * u2);
1447 extern afs_int32 afs_uuid_is_nil(afsUUID * u1);
1448 extern void afs_htonuuid(afsUUID * uuidp);
1449 extern void afs_ntohuuid(afsUUID * uuidp);
1450 extern afs_int32 afs_uuid_create(afsUUID * uuid);
1451 extern u_short afs_uuid_hash(afsUUID * uuid);
1452
1453 #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)
1454 #include "osi_prototypes.h"
1455 #endif
1456
1457 #endif /* _AFS_PROTOTYPES_H_ */