http://osfree.su/doku/ 2026-04-04T09:42:02+00:00 http://osfree.su/doku/ http://osfree.su/doku/lib/exe/fetch.php?media=wiki:dokuwiki.svg text/html 2014-05-13T03:41:25+00:00 Anonymous (anonymous@undisclosed.example.com) http://osfree.su/doku/doku.php?id=en:ibm:ifs:helpers:addshare&rev=1399952485&do=diff FSH_ADDSHARE Purpose This function adds a name to the currently active sharing set. Calling Sequence int far pascal FSH_ADDSHARE(pName, mode, hVPB, phShare) char far * pName; unsigned short mode; unsigned short hVPB; unsigned long far * phShare; text/html 2014-05-13T03:45:14+00:00 Anonymous (anonymous@undisclosed.example.com) http://osfree.su/doku/doku.php?id=en:ibm:ifs:helpers:calldriver&rev=1399952714&do=diff FSH_CALLDRIVER Purpose This routine allows FSDs to call a device driver's Extended Strategy entry point. Calling Sequence int far pascal FSH_CALLDRIVER(pPkt, hVPB, fControl) void far * pPkt; unsigned short hVPB; unsigned short fControl; Where text/html 2014-05-13T03:55:07+00:00 Anonymous (anonymous@undisclosed.example.com) http://osfree.su/doku/doku.php?id=en:ibm:ifs:helpers:canonicalize&rev=1399953307&do=diff FSH_CANONICALIZE Purpose This function converts a path name to a canonical form by processing '.'s and '..'s, uppercasing, and prepending the current directory to non-absolute paths. Calling Sequence int far pascal FSH_CANONICALIZE(pPathName, cbPathBuf, pPathBuf, pFlags) char far * pPathName; unsigned short cbPathBuf; char far * pPathBuf; unsigned short far * pFlags; text/html 2014-05-13T03:58:10+00:00 Anonymous (anonymous@undisclosed.example.com) http://osfree.su/doku/doku.php?id=en:ibm:ifs:helpers:chkeaname&rev=1399953490&do=diff FSH_CHECKEANAME Purpose Check extended attribute name validity. Calling Sequence int far pascal FSH_CHECKEANAME(iLevel, cbEAName, szEAName) unsigned short iLevel; unsigned long cbEAName; char far * szEAName; Where iLevel is the extended attributes name checking level. text/html 2014-05-13T04:56:49+00:00 Anonymous (anonymous@undisclosed.example.com) http://osfree.su/doku/doku.php?id=en:ibm:ifs:helpers:criterror&rev=1399957009&do=diff FSH_CRITERROR Purpose This function signals a hard error to the daemon. Calling Sequence int far pascal FSH_CRITERROR(cbMessage, pMessage, nSubs, pSubs, fAllowed) unsigned short cbMessage; char far * pMessage; unsigned short nSubs; char far * pSubs; unsigned short fAllowed; text/html 2014-05-13T05:02:54+00:00 Anonymous (anonymous@undisclosed.example.com) http://osfree.su/doku/doku.php?id=en:ibm:ifs:helpers:devioctl&rev=1399957374&do=diff FSH_DEVIOCTL Purpose This function sends an IOCTL request to a device driver. Calling Sequence int far pascal FSH_DEVIOCTL(flag, hDev, sfn, cat, func, pParm, cbParm, pData, cbData) unsigned short flag; unsigned long hDev; unsigned short sfn; unsigned short cat; unsigned short func; char far * pParm; unsigned short cbParm; char far * pData; unsigned short cbData; text/html 2014-05-13T05:12:15+00:00 Anonymous (anonymous@undisclosed.example.com) http://osfree.su/doku/doku.php?id=en:ibm:ifs:helpers:dovolio&rev=1399957935&do=diff FSH_DOVOLIO Purpose This function performs I/O to the specified volume. Calling Sequence int far pascal FSH_DOVOLIO(operation, fAllowed, hVPB, pData, pcSec, iSec) unsigned short operation; unsigned short fAllowed; unsigned short hVPB; char far * pData; unsigned short far * pcSec; unsigned long iSec; text/html 2014-05-13T05:16:31+00:00 Anonymous (anonymous@undisclosed.example.com) http://osfree.su/doku/doku.php?id=en:ibm:ifs:helpers:dovolio2&rev=1399958191&do=diff FSH_DOVOLIO2 Purpose This function is an FSD call that controls device driver operation independently from I/O operations. Calling Sequence int far pascal FSH_DOVOLIO2(hDev, sfn, cat, func, pParm, cbParm, pData, cbData) unsigned long hDev; unsigned short sfn; unsigned short cat; unsigned short func; char far * pParm; unsigned short cbParm; char far * pData; unsigned short cbData; text/html 2014-05-13T05:19:20+00:00 Anonymous (anonymous@undisclosed.example.com) http://osfree.su/doku/doku.php?id=en:ibm:ifs:helpers:findchar&rev=1399958360&do=diff FSH_FINDCHAR Purpose This function provides the mechanism to find the first occurrence of any one of a set of characters in an ASCIIZ string, taking into account DBCS considerations. Calling Sequence int far pascal FSH_FINDCHAR(nChars, pChars, ppStr) unsigned short nChars; char far * pChars; char far * far * ppStr; text/html 2014-05-13T05:22:40+00:00 Anonymous (anonymous@undisclosed.example.com) http://osfree.su/doku/doku.php?id=en:ibm:ifs:helpers:findduphvpb&rev=1399958560&do=diff FSH_FINDDUPHVPB Purpose This function provides the mechanism to identify a previous instance of a volume during the FS_MOUNT process. Calling Sequence int far pascal FSH_FINDDUPHVPB(hVPB, phVPB) unsigned short hVPB; unsigned short far * phVPB; text/html 2014-05-13T05:26:57+00:00 Anonymous (anonymous@undisclosed.example.com) http://osfree.su/doku/doku.php?id=en:ibm:ifs:helpers:forcenoswp&rev=1399958817&do=diff FSH_FORCENOSWAP Purpose This function permanently forces segments into memory. Calling Sequence int far pascal FSH_FORCENOSWAP(sel) unsigned short sel; Where sel is the selector that is to be made non-swappable. Returns If no error is detected, a zero error code is returned. If an error is detected, one of the following error codes is returned: text/html 2014-05-13T05:29:30+00:00 Anonymous (anonymous@undisclosed.example.com) http://osfree.su/doku/doku.php?id=en:ibm:ifs:helpers:getprio&rev=1399958970&do=diff FSH_GETPRIORITY Purpose This function allows an FSD to retrieve the I/O priority of the current thread. Calling Sequence int far pascal FSH_GETPRIORITY(void) Returns This function returns the I/O of the current thread: * 0x0000 - background text/html 2014-05-13T05:31:56+00:00 Anonymous (anonymous@undisclosed.example.com) http://osfree.su/doku/doku.php?id=en:ibm:ifs:helpers:getvolparm&rev=1399959116&do=diff FSH_GETVOLPARM Purpose This function allows an FSD to retrieve file-system-independent and file-system-dependent data from a VPB. Since the FS router passes in a VPB handle, individual FSDs need to map the handle into pointers to the relevant portions. text/html 2014-05-13T07:02:09+00:00 Anonymous (anonymous@undisclosed.example.com) http://osfree.su/doku/doku.php?id=en:ibm:ifs:helpers:interr&rev=1399964529&do=diff FSH_INTERR Purpose This function signals an internal error. Calling Sequence void far pascal FSH_INTERR(pMsg, cbMsg) char far * pMsg; unsigned short cbMsg; Where pMsg is a pointer to the message text. cbMsg is the length of the message text. text/html 2014-05-13T07:13:12+00:00 Anonymous (anonymous@undisclosed.example.com) http://osfree.su/doku/doku.php?id=en:ibm:ifs:helpers:ioboost&rev=1399965192&do=diff FSH_IOBOOST Purpose This function allows an FSD to boost the current thread's I/O priority after a I/O request. Calling Sequence void far pascal FSH_IOBOOST(void) Returns There are no error returns. Remarks FSH_IOBOOST will not block. text/html 2014-05-13T07:15:58+00:00 Anonymous (anonymous@undisclosed.example.com) http://osfree.su/doku/doku.php?id=en:ibm:ifs:helpers:iosemclear&rev=1399965358&do=diff FSH_IOSEMCLEAR Purpose This function allows an FSD to clear the I/O event semaphore that is a part of the Extended Strategy request packet. Calling Sequence int far pascal FSH_IOSEMCLEAR(pSem) Where pSem is the handle to the I/O event semaphore. text/html 2014-05-13T07:18:42+00:00 Anonymous (anonymous@undisclosed.example.com) http://osfree.su/doku/doku.php?id=en:ibm:ifs:helpers:iscurdirpref&rev=1399965522&do=diff FSH_ISCURDIRPREFIX Purpose This function allows FSDs to disallow any modification of any directory that is either a current directory of some process or the parent of any current directory of some process. This is necessary because the kernel manages the text of each current directory for each process. text/html 2014-05-13T07:20:58+00:00 Anonymous (anonymous@undisclosed.example.com) http://osfree.su/doku/doku.php?id=en:ibm:ifs:helpers:loadchr&rev=1399965658&do=diff FSH_LOADCHAR Purpose This function provides the mechanism for loading a character from a string, taking into account DBCS considerations. Calling Sequence void far pascal FSH_LOADCHAR(ppStr, pChar) char far * far * ppStr; unsigned short far * pChar; text/html 2014-05-13T07:24:28+00:00 Anonymous (anonymous@undisclosed.example.com) http://osfree.su/doku/doku.php?id=en:ibm:ifs:helpers:namefromsfn&rev=1399965868&do=diff FSH_NAMEFROMSFN Purpose This call allows an FSD to retrieve the full path name for an object to which an SFN refers. Calling Sequence int far pascal FSH_NAMEFROMSFN(sfn, pName, pcbName) unsigned short sfn; char far * pName; unsigned short far * pcbName; text/html 2014-05-13T07:30:56+00:00 Anonymous (anonymous@undisclosed.example.com) http://osfree.su/doku/doku.php?id=en:ibm:ifs:helpers:prevchar&rev=1399966256&do=diff FSH_PREVCHAR Purpose This function provides the mechanism for decrementing a character point, taking into account DBCS considerations. Calling Sequence void far pascal FSH_PREVCHAR(pBeg, ppStr) char far * pBeg; char far * far * ppStr; Where text/html 2014-05-13T07:35:04+00:00 Anonymous (anonymous@undisclosed.example.com) http://osfree.su/doku/doku.php?id=en:ibm:ifs:helpers:probebuf&rev=1399966504&do=diff FSH_PROBEBUF Purpose This function provides the mechanism for performing validity checks on arbitrary pointers to data that users may pass in. Note: FSDs must check on these pointers before using them. Calling Sequence int far pascal FSH_PROBEBUF(operation, pdata, cbData) unsigned short operation; char far * pData; unsigned short cbData; text/html 2014-05-13T07:38:51+00:00 Anonymous (anonymous@undisclosed.example.com) http://osfree.su/doku/doku.php?id=en:ibm:ifs:helpers:qsysinfo&rev=1399966731&do=diff FSH_QSYSINFO Purpose This function queries the system about dynamic system variables and static system variables not returned by DosQSysInfo. Calling Sequence int far pascal FSH_QSYSINFO(index, pData, cbData) unsigned short index; char far * pData; unsigned short cbData; text/html 2014-05-13T07:42:33+00:00 Anonymous (anonymous@undisclosed.example.com) http://osfree.su/doku/doku.php?id=en:ibm:ifs:helpers:regprfctrs&rev=1399966953&do=diff FSH_REGISTERPERFCTRS Purpose This function allows the FSD to register with the PERFVIEW product. The FSD passes pointers to its counter data and text blocks. Calling Sequence int far pascal FSH_REGISTERPERFCTRS(pDataBlk, pTextBlk, fsFlags) void far * pDataBlk; void far * pTextBlk; unsigned short fsFlags; text/html 2014-05-13T07:45:05+00:00 Anonymous (anonymous@undisclosed.example.com) http://osfree.su/doku/doku.php?id=en:ibm:ifs:helpers:removeshare&rev=1399967105&do=diff FSH_REMOVESHARE Purpose This function removes a previously-entered name from the sharing set. Calling Sequence void far pascal FSH_REMOVESHARE(hShare) unsigned long hShare; Where hShare is a share handle returned by a prior call to FSH_ADDSHARE text/html 2014-05-13T08:03:31+00:00 Anonymous (anonymous@undisclosed.example.com) http://osfree.su/doku/doku.php?id=en:ibm:ifs:helpers:segalloc&rev=1399968211&do=diff FSH_SEGALLOC Purpose This function allocates a GDT or LDT selector. The selector will have read/write access. An FSD may call this function. Calling Sequence int far pascal FSH_SEGALLOC(flags, cbSeg, pSel) unsigned short flags; unsigned long cbSeg; unsigned short far * pSel; text/html 2014-05-13T08:06:14+00:00 Anonymous (anonymous@undisclosed.example.com) http://osfree.su/doku/doku.php?id=en:ibm:ifs:helpers:segfree&rev=1399968374&do=diff FSH_SEGFREE Purpose This function releases a GDT or LDT segment previously allocated with FSH_SEGALLOC or loaded as part of the FSD image. Calling Sequence int far pascal FSH_SEGFREE(sel) unsigned short sel; Where sel is the selector to be freed. text/html 2014-05-13T08:08:50+00:00 Anonymous (anonymous@undisclosed.example.com) http://osfree.su/doku/doku.php?id=en:ibm:ifs:helpers:segrealloc&rev=1399968530&do=diff FSH_SEGREALLOC Purpose This function changes the size of a segment previously allocated with FSH_SEGALLOC or loaded as part of the FSD image. Calling Sequence int far pascal FSH_SEGREALLOC(sel, cbSeg) unsigned short sel; unsigned long cbSeg; text/html 2014-05-13T08:11:34+00:00 Anonymous (anonymous@undisclosed.example.com) http://osfree.su/doku/doku.php?id=en:ibm:ifs:helpers:semclr&rev=1399968694&do=diff FSH_SEMCLEAR Purpose This function allows an FSD to release a semaphore that was previously obtained on a call to FSH_SEMREQUEST. Calling Sequence int far pascal FSH_SEMCLEAR(pSem) void far * pSem; Where pSem is the handle to the system semaphore or the long address of the ram semaphore. text/html 2014-05-13T08:14:43+00:00 Anonymous (anonymous@undisclosed.example.com) http://osfree.su/doku/doku.php?id=en:ibm:ifs:helpers:semreq&rev=1399968883&do=diff FSH_SEMREQUEST Purpose This function allows an FSD to obtain exclusive access to a semaphore. Calling Sequence int far pascal FSH_SEMREQUEST(pSem, cmsTimeout) void far * pSem; unsigned long cmsTimeout; Where pSem is the handle to the system semaphore or the long address of the ram semaphore. text/html 2014-05-13T08:17:33+00:00 Anonymous (anonymous@undisclosed.example.com) http://osfree.su/doku/doku.php?id=en:ibm:ifs:helpers:semset&rev=1399969053&do=diff FSH_SEMSET Purpose This function allows an FSD to set a semaphore unconditionally. Calling Sequence int far pascal FSH_SEMSET(pSem) void far * pSem; Where pSem is the handle to the system semaphore or the long address of the ram semaphore. text/html 2014-05-13T08:20:35+00:00 Anonymous (anonymous@undisclosed.example.com) http://osfree.su/doku/doku.php?id=en:ibm:ifs:helpers:semsetwait&rev=1399969235&do=diff FSH_SEMSETWAIT Purpose This function allows an FSD to wait for an event. The event is signaled by a call to FSH_SEMCLEAR. Calling Sequence int far pascal FSH_SEMSETWAIT(pSem, cmsTimeout) void far * pSem; unsigned long cmsTimeout; Where pSem text/html 2014-05-13T08:23:29+00:00 Anonymous (anonymous@undisclosed.example.com) http://osfree.su/doku/doku.php?id=en:ibm:ifs:helpers:semwait&rev=1399969409&do=diff FSH_SEMWAIT Purpose This function allows an FSD to wait for an event. The event is signaled by a call to FSH_SEMCLEAR. Calling Sequence int far pascal FSH_SEMWAIT(pSem, cmsTimeout) void far * pSem; unsigned long cmsTimeout; Where pSem is the handle to the system semaphore or the long address of the ram semaphore. text/html 2014-05-13T07:49:54+00:00 Anonymous (anonymous@undisclosed.example.com) http://osfree.su/doku/doku.php?id=en:ibm:ifs:helpers:setvol&rev=1399967394&do=diff FSH_SETVOLUME Purpose This function provides the mechanism for assuring that a desired volume is in a removable media drive before I/O is done to the drive. Calling Sequence int far pascal FSH_SETVOLUME(hVPB , fControl) unsigned short hVPB; unsigned short fControl; text/html 2014-05-13T07:59:16+00:00 Anonymous (anonymous@undisclosed.example.com) http://osfree.su/doku/doku.php?id=en:ibm:ifs:helpers:storechr&rev=1399967956&do=diff FSH_STORECHAR Purpose This function provides the mechanism for storing a character into a string, taking into account DBCS considerations. Calling Sequence int far pascal FSH_STORECHAR(chDBCS, ppStr) unsigned short chDBCS; char far * far * ppStr; text/html 2014-05-13T07:56:55+00:00 Anonymous (anonymous@undisclosed.example.com) http://osfree.su/doku/doku.php?id=en:ibm:ifs:helpers:uppercase&rev=1399967815&do=diff FSH_UPPERCASE Purpose This function is used to uppercase an ASCIIZ string. Calling Sequence int far pascal FSH_UPPERCASE(szPathName, cbPathBuf, pPathBuf) char far * szPathName; unsigned short cbPathBuf; char far * pPathBuf; Where szPathName text/html 2014-05-13T07:54:21+00:00 Anonymous (anonymous@undisclosed.example.com) http://osfree.su/doku/doku.php?id=en:ibm:ifs:helpers:wildmatch&rev=1399967661&do=diff FSH_WILDMATCH Purpose This function provides the mechanism for using OS/2 wildcard semantics to form a match between an input string and a pattern, taking into account DBCS considerations. Calling Sequence int far pascal FSH_WILDMATCH(pPat, pStr) char far * pPat; char far * pStr; text/html 2014-05-13T07:51:43+00:00 Anonymous (anonymous@undisclosed.example.com) http://osfree.su/doku/doku.php?id=en:ibm:ifs:helpers:yield&rev=1399967503&do=diff FSH_YIELD Purpose This function provides the mechanism for relinquishing the processor to higher priority threads. Calling Sequence void far pascal FSH_YIELD(void) Returns There are no error returns. Remarks FSDs run under the 2 mS dispatch latency imposed on the