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windows-nt-4.0/private/utils/ntbackup/inc/os2_fs.h

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/**
Copyright(c) Maynard Electronics, Inc. 1984-89
Name: os2_fs.h
Date Updated: $./FDT$ $./FTM$
Description: This file contains the prototypes for the OS2
file system functions.
$Log: O:/LOGFILES/OS2_FS.H_V $
*
* Rev 1.5 15 Jan 1993 17:31:46 TIMN
* Added support to OS2 FSYS for MTF
*
* Rev 1.4 26 Feb 1992 13:15:54 DOUG
* Added FSYS_HAND parameter to OS2_GetOSPathDDB() prototype
*
*
* Rev 1.3 16 Dec 1991 18:11:36 STEVEN
* move common functions into table
*
* Rev 1.2 21 Jun 1991 13:21:16 BARRY
* Changes for new config.
*
* Rev 1.1 23 May 1991 16:46:22 BARRY
* Changes for FindFirst/Next to scan for dirs only
*
* Rev 1.0 09 May 1991 13:31:24 HUNTER
* Initial revision.
**/
#ifndef _os2_fs_h_
#define _os2_fs_h_
/* $begin$ include list */
#include "fsys.h"
#include "os2dblk.h"
/* $end$ include list */
#define OS2_MAX_PSIZE 264
#define OS2_MAX_DSIZE 256
#define OS2_MAX_FSIZE 256
#define MAX_REALLOC_SIZE 65536L /* largest block of mem to alloc */
#define GENERIC2OS_ATTRIB_OFFSET 8 /* attrib offset between GENERIC & OS */
/* EA specific defines */
#define SIZEOF_GEALIST_CBLIST_SIZE sizeof( ULONG ) /* sizeof( eaop.fpGEAList->cbList ) */
#define SIZEOF_GEALIST ( sizeof( GEA ) + SIZEOF_GEALIST_CBLIST_SIZE )
#define SIZEOF_FEALIST_CBLIST_SIZE sizeof( ULONG ) /* sizeof( eaop.fpFEAList->cbList ) */
#define SIZEOF_FEALIST ( sizeof( FEA ) + SIZEOF_FEALIST_CBLIST_SIZE )
#define EA_BUFF_SIZE 300 /* gea_data buffer size */
enum {
REALLOC_EA, /* indicate EA stream for realloc */
REALLOC_ACL /* indicate ACL stream for realloc */
} ;
/* used for RESTORE/VERIFY to indicate what stream is being processed */
#define ENDOF_FORK STRM_INVALID /* end of current stream */
#define DATA_FORK STRM_GENERIC_DATA /* data stream, not ea's or acl's */
#define EA_FORK STRM_OS2_EA /* ea stream */
#define ACL_FORK STRM_OS2_ACL /* acl stream */
typedef struct OS2_FSYS_HAND {
HDIR hdir ;
INT16 lpath_allocated ;
CHAR_PTR long_path ;
UINT16 find_type ; /* type of FindFirst/Next scan */
} *OS2_FSYS_HAND_PTR ;
typedef struct OS2_EA_HAND_STRUCT {
HFILE data_hand ;
UINT16 ea_space_size ;
VOID_PTR ea_space ;
UINT32 space_pos ;
BOOLEAN skip_flag ;
UINT32 next_ea_offset ;
UINT32 ea_size ;
UINT32 ea_offset ;
CHAR_PTR long_name ; /* pascall format string */
UINT32 data_size ;
UINT32 data_offset ;
CHAR path[ OS2_MAX_PSIZE ] ;
UINT16 acl_space_size ;
VOID_PTR acl_space ;
UINT32 acl_space_pos ;
UINT32 acl_size ;
UINT32 acl_offset ;
UINT32 stream_active ; /* is stream being processed */
} OS2_EA_HAND_STRUCT, *OS2_EA_HAND;
#define OS2_SIZEOF_FILE_HAND ( sizeof(FILE_HAND_STRUCT) + sizeof(OS2_EA_HAND_STRUCT) )
#define OS2_FILE_HAND_EA_OFFSET ( sizeof(FILE_HAND_STRUCT) )
#define _OS2_GetEAHandPtr(hand) ( (OS2_EA_HAND)((CHAR_PTR)(hand) + OS2_FILE_HAND_EA_OFFSET ) )
/* for msasserts, are s_info id's correct */
/*
when s_info->id identifies the stream, the active Id must be INVALID
when s_info->id is INVALID, the active Id identifies the stream
being processed. Therefore, s_info->id != active id whenever
a stream is being received correctly. Since there are many
s_info->id's possible, we need to convert !0 values to 1 to
properly determine if a new stream is being sent at the right time.
( STRM_OS2_EA != STRM_OS2_ACL is True, but not correct.)
*/
#define _OS2_dblNegate(v) ( (v) ? 1 : 0 ) /* 1 if !0, else 0; avoid !!v - compiler dependant values */
#define _OS2_GetActiveId(hand) ( (_OS2_GetEAHandPtr( hand ))->stream_active )
#define _OS2_GotStrmWhenExpected(sinfoId, activeId) \
( _OS2_dblNegate( sinfoId ) != _OS2_dblNegate( activeId ) )
/* process the s_info id or s_info's data during BACKUP */
#define _OS2_ExpectStrm(ea_hand) ( (ea_hand)->stream_active == ENDOF_FORK )
#define _OS2_ExpectData(ea_hand) ( _OS2_ExpectStrm(ea_hand) )
#define _OS2_SetExpectStrmOff(ea_hand) ( (ea_hand)->stream_active = !ENDOF_FORK )
#define _OS2_SetExpectDataOn(ea_hand) ( (ea_hand)->stream_active = ENDOF_FORK )
/* type of stream being processed during RESTORE/VERIFY */
#define _OS2_GetEAHandActiveStrm(ea_hand) ( (ea_hand)->stream_active )
#define _OS2_SetEAHandActiveStrm(ea_hand,v) ( (ea_hand)->stream_active = (v) )
INT16 OS2_AttachToDLE( FSYS_HAND fsh, /* I - File system handle */
GENERIC_DLE_PTR dle, /*I/O- drive to attach to. list element expanded */
CHAR_PTR u_name, /* I - user name NOT USED */
CHAR_PTR pswd); /* I - passowrd NOT USED */
INT16 OS2_DetachDLE( FSYS_HAND fsh ); /* I - */
INT16 OS2_AllocFileHand( FILE_HAND *file_hand ) ; /* I/O - */
VOID OS2_MemsetFileHand( FILE_HAND *file_hand ) ; /* I/O - */
INT16 OS2_CreateObj( FSYS_HAND fsh, /* I - File system to create object one */
DBLK_PTR dblk); /* I - Describes object to create */
INT16 OS2_OpenObj( FSYS_HAND fsh, /* I - file system that the file is opened on */
FILE_HAND *hand, /* O - allocated handle */
DBLK_PTR dblk, /*I/O- describes the file to be opened */
OPEN_MODE mode); /* I - open mode */
INT16 OS2_ReadObj( FILE_HAND hand, /* I - handle of object to read from */
CHAR_PTR buf, /* O - buffer to place data into */
UINT16 *size, /*I/O- Entry: size of buf; Exit: number of bytes read */
UINT16 *blk_size, /* O - Block size needed for next read */
STREAM_INFO_PTR s_info ) ; /*I/O- struct to place stream header info */
INT16 OS2_WriteObj( FILE_HAND hand, /* I - handle of object to read from */
CHAR_PTR buf, /* O - buffer to place data into */
UINT16 *size, /*I/O- Entry: size of buf; Exit: number of bytes read */
UINT16 *blk_size, /* O - Block size need for next read */
STREAM_INFO_PTR s_info ) ; /*I/O- struct to place stream header info */
INT16 OS2_VerObj( FILE_HAND hand, /* I - file handle to verify data with */
CHAR_PTR buf, /* I - buffer needed to perform verify */
CHAR_PTR data, /* I - data to verify against */
UINT16 *size, /*I/O- size of buffers / amount verified */
UINT16 *blk_size, /* O - minum size of block for next call */
STREAM_INFO_PTR s_info ) ; /*I/O- struct to place stream header info */
INT16 OS2_CloseObj( FILE_HAND hand ); /* I - handle of object to close */
INT16 OS2_DeleteObj( FSYS_HAND fsh,
DBLK_PTR dblk );
INT16 OS2_FindFirst( FSYS_HAND fsh, /* I - file system handle */
DBLK_PTR dblk, /* O - pointer to place to put the dblk data */
CHAR_PTR sname, /* I - serach name */
UINT16 find_type);/* I - objects to search for (dirs, all, etc)*/
INT16 OS2_FindNext( FSYS_HAND fsh, /* I - File system handle */
DBLK_PTR dblk ); /* O - Discriptor block */
INT16 OS2_GetObjInfo( FSYS_HAND fsh, /* I - File system handle */
DBLK_PTR dblk ); /*I/O- On entry it is minimal on exit Complete */
INT16 OS2_VerObjInfo( FSYS_HAND fsh, /* I - File system handle */
DBLK_PTR dblk ); /* I - DBLK to compare OS against */
INT16 OS2_ChangeDir( FSYS_HAND fsh, /* I - file system to changing directories on */
CHAR_PTR path, /* I - describes the path of the new directory */
INT16 psize); /* I - specifies the length of the path */
INT16 OS2_UpDir( FSYS_HAND fsh ); /* I - file system to change directories in */
INT16 OS2_GetCurrentPath( FSYS_HAND fsh, /* I - file system to get current path from */
CHAR_PTR path, /* O - buffer to place this path */
INT16 *size); /*I/O- size of buffer on entry & on exit */
INT16 OS2_SeekObj( FILE_HAND hand, /* I - Opened object to seek into */
UINT32 *offset ); /*I/O- Offset to seek; Number of bytes actualy seeked */
INT16 OS2_GetMaxSizeDBLK( FSYS_HAND fsh /* not used */ );
INT16 OS2_GetBasePath( FSYS_HAND fsh, /* I - file system to get base path from */
CHAR_PTR full_path, /* O - buffer to place this path */
INT16 *size ); /*I/O- size of buffer on entry & on exit */
INT16 OS2_GetCurrentDDB( FSYS_HAND fsh, /* I - file system to get DDB from */
DBLK_PTR dblk ); /* O - place to put the DDB data */
INT16 OS2_SetObjInfo( FSYS_HAND fsh, /* I - file system handle */
DBLK_PTR dblk); /* I - data to write to disk */
INT16 OS2_ModFnameFDB( FSYS_HAND fsh, /* I - File system handle */
BOOLEAN set_it, /* I - TRUE if setting file name, FALSE if getting */
DBLK_PTR dblk, /* I - Descriptor block to get file name from */
CHAR_PTR buf, /*I/O- file name to read (or to write) */
INT16 *size ) ; /*I/O- size buffer on entry and exit */
INT16 OS2_ModPathDDB( FSYS_HAND fsh, /* I - File system handle */
BOOLEAN set_it , /* I - TRUE if setting path, FALSE if getting */
DBLK_PTR dblk, /* I - Descriptor block to get path from */
CHAR_PTR buf, /*I/O- path to read (or to write) */
INT16 *size ); /*I/O- size of buffer on entry and exit */
INT16 OS2_GetOSFnameFDB( DBLK_PTR dblk , /* I - Descriptor block to get path from */
CHAR_PTR buf ); /*I/O- path to read (or to write) */
INT16 OS2_GetOSPathDDB( FSYS_HAND fsh, /* I - File System Handle */
DBLK_PTR dblk , /* I - Descriptor block to get path from */
CHAR_PTR buf ); /*I/O- path to read (or to write) */
INT16 OS2_GetFileVerFDB( DBLK_PTR dblk ,
UINT32 *version ) ;
INT16 OS2_GetCdateDBLK( DBLK_PTR dblk , /* I - Descriptor block to get creation date */
DATE_TIME_PTR buf ); /*I/O- createion date to read (or to write) */
INT16 OS2_GetMdateDBLK( DBLK_PTR dblk , /* I - Descriptor block to get creation date */
DATE_TIME_PTR buf ) ; /* O - modify date to write */
INT16 OS2_ModBdateDBLK( BOOLEAN set_it , /* I - TRUE if setting creation date, FALSE if getting */
DBLK_PTR dblk , /* I - Descriptor block to get creation date */
DATE_TIME_PTR buf ) ; /*I/O- createion date to read (or to write) */
INT16 OS2_ModAdateDBLK( BOOLEAN set_it , /* I - TRUE if setting creation date, FALSE if getting */
DBLK_PTR dblk , /* I - Descriptor block to get creation date */
DATE_TIME_PTR buf ) ; /*I/O- createion date to read (or to write) */
UINT64 OS2_DisplaySizeDBLK( FSYS_HAND fsh, /* I - File system handle */
DBLK_PTR dblk ) ; /* I - Descriptor block to get generic data size for */
INT16 OS2_GetOS_InfoDBLK( DBLK_PTR dblk, /* I - DBLK to get the info from */
CHAR_PTR os_info, /* O - Buffer to place data */
INT16 *size ); /*I/O- Buffer size / data length */
INT16 OS2_ModAttribDBLK( BOOLEAN set_it ,
DBLK_PTR dblk ,
UINT32_PTR attr );
INT16 OS2_GetObjTypeDBLK( DBLK_PTR dblk,
OBJECT_TYPE *type );
INT16 OS2_GetActualSizeDBLK( FSYS_HAND fsh,
DBLK_PTR dblk ) ;
INT16 OS2_SizeofFname( FSYS_HAND fsh, /* I - file system in use */
DBLK_PTR fdb ); /* I - dblk to get fname from */
INT16 OS2_SizeofOSFname( FSYS_HAND fsh, /* I - file system in use */
DBLK_PTR fdb ) ; /* I - dblk to get fname from */
INT16 OS2_SizeofPath( FSYS_HAND fsh, /* I - File system handle */
DBLK_PTR ddb ) ; /* I - DBLK to get path size from */
INT16 OS2_SizeofOSPath( FSYS_HAND fsh, /* I - File system handle */
DBLK_PTR ddb ) ; /* I - DBLK to get path size from */
INT16 OS2_SizeofOSInfo( FSYS_HAND fsh, /* I - File system handle */
DBLK_PTR dblk ); /* I - DBLK to get size of OS info for */
INT16 OS2_MatchDBLK( FSYS_HAND fsh , /* I - file system used to do comparison */
DBLK_PTR dblk1, /* I - DDB, IDB, or UDB just not FDB */
DBLK_PTR dblk2, /* I - FDB if above is DDB else unused */
BOOLEAN disp_flag,/* I - TRUE if match DIR for display purpose */
struct FSE *fse ); /* I - FSE to compare against */
INT16 OS2_PushMinDDB( FSYS_HAND fsh,
DBLK_PTR dblk );
INT16 OS2_PopMinDDB( FSYS_HAND fsh ,
DBLK_PTR dblk );
INT16 OS2_CreateFDB( FSYS_HAND fsh,
GEN_FDB_DATA_PTR dat ) ;
INT16 OS2_CreateDDB( FSYS_HAND fsh,
GEN_DDB_DATA_PTR dat ) ;
INT16 OS2_CreateIDB( FSYS_HAND fsh,
GEN_IDB_DATA_PTR dat ) ;
VOID OS2_SetOwnerId( FSYS_HAND fsh, DBLK_PTR dblk, UINT32 id ) ;
BOOLEAN OS2_ProcessDDB( FSYS_HAND fsh, DBLK_PTR ddb ) ;
INT16 OS2_ChangeIntoDDB( FSYS_HAND fsh, DBLK_PTR ddb ) ;
VOID OS2_GetRealBasePath( FSYS_HAND fsh, CHAR_PTR path ) ;
INT16 OS2_SaveLongPath( FSYS_HAND fsh, CHAR_PTR path, INT16 path_len ) ;
INT16 OS2_AppendLongPath( FSYS_HAND fsh, CHAR_PTR path, INT16 path_len ) ;
UINT16 OS2_SetDataSize( FSYS_HAND fsh, DBLK_PTR ddb, UINT32 size ) ;
INT16 OS2_DeviceDispName(
GENERIC_DLE_PTR dle,
CHAR_PTR dev_name,
INT16 size,
INT16 type );
VOID OS2_GetVolName( GENERIC_DLE_PTR dle, CHAR_PTR buffer ) ;
INT16 OS2_SizeofVolName( GENERIC_DLE_PTR dle ) ;
INT16 OS2_FindDrives( DLE_HAND hand, BE_CFG_PTR cfg, UINT32 fsys_mask ) ;
UINT16 OS2_CalcForkDelta( UINT32, INT16, UINT32, ... ) ;
BOOLEAN OS2_IsBlkComplete( FSYS_HAND fsh, DBLK_PTR dblk ) ;
INT16 OS2_CompleteBlk( FSYS_HAND fsh, DBLK_PTR dblk, CHAR_PTR buffer, UINT16 *size, STREAM_INFO_PTR sinfo ) ;
VOID OS2_ReleaseBlk( FSYS_HAND fsh, DBLK_PTR dblk ) ;
INT16 OS2_OpenEA(
FILE_HAND hand,
OS2_DBLK_PTR fdb
) ;
INT16 OS2_OpenACL(
FSYS_HAND fsh,
FILE_HAND hand,
OS2_DBLK_PTR fdb,
UINT16 size
) ;
INT16 OS2_OpenEAforVerifyDir(
FILE_HAND hand, /* O - allocated handle */
STREAM_INFO_PTR s_info /* I - stream info */
) ;
INT16 OS2_OpenACLforVerifyDir(
FILE_HAND hand, /* O - allocated handle */
STREAM_INFO_PTR s_info /* I - stream info */
) ;
INT16 OS2_ReallocSpace(
FILE_HAND hand, /* I/O - allocated handle */
UINT32 size, /* I - number of bytes to alloc */
INT16 spaceType /* I - type of buffer to alloc (EA or ACL) */
) ;
#define _ReallocEA(hand,v) ( OS2_ReallocSpace( hand, v, REALLOC_EA ) )
#define _ReallocACL(hand,v) ( OS2_ReallocSpace( hand, v, REALLOC_ACL ) )
#endif