INT 2F U - NORTON UTILITIES 5.0+ TSRs - INSTALLATION CHECK/STATUS REPORT AX = FE00h DI = 4E55h ("NU") SI = TSR(Terminate and Stay Resident) A program which remains in memory after terminating in order to provide services to other programs or the user. The name comes from the name of the DOS function call used to remain in memory after termination. identifier (see #03140) Return: SI = TSR(Terminate and Stay Resident) A program which remains in memory after terminating in order to provide services to other programs or the user. The name comes from the name of the DOS function call used to remain in memory after termination. reply lowercase version of SI on entry (i.e. SI ORed with 2020h) execpt SMARTCAN v8.0, which returns SI=6673h ('fs') AH = status 00h installed but disabled internally 01h installed and enabled AL = installed product 00h NCACHE-x or DISKREET 01h SPEEDRV / FILESAVE / EP / DISKMON v6+ installed 02h NCACHE2 / SMARTCAN 45h DISKMON v5 installed BX = length of *.INI file (DISKMON and FILESAVE/EP/SMARTCAN only) (see #03141,#03142) CX = segment of resident portion FFFFh if completely loaded high (NCACHE) DI may be destroyed ---FILESAVE/EP--- DL = ??? (apparently always 00h) ---DISKMON--- DX = ??? (apparently always 1AE6h [v5] / 1B86h [v6] / 1C26h [v7]) Notes: the value returned in CX is incorrect for NCACHE 6.00 all Norton Caches install as SMARTAAR drivers like SMARTDRV v3 NCACHE2 and SPEEDRV both support the SMARTDRV v4+ installation check to detect Diskreet NDisk drives use CDSsee Current Directory Structure/DPBsee Drive Paramter Block (see INT 21/AH=52h) SeeAlso: AX=4A10h/BX=0000h,AX=FE01h,AX=FE02h,AX=FE03h,AX=FE04h,AX=FE05h SeeAlso: INT 21/AX=4402h"SMARTDRV" (Table 03140) Values for Norton Utilities TSR(Terminate and Stay Resident) A program which remains in memory after terminating in order to provide services to other programs or the user. The name comes from the name of the DOS function call used to remain in memory after termination. identifier: 4346h ("CF") NCACHE-F (v5) / NCACHE (v6) / NCACHE2 (v7+) / SPEEDRV 4353h ("CS") NCACHE-S (v5 only) 4443h ("DC") DISKREET 444Dh ("DM") DISKMON 4653h ("FS") FILESAVE (v5) / EP (v6) / SMARTCAN (v7+) Format of DISKMON.INI file: Offset Size Description (Table 03141) -6Ch 108 BYTEs (in memory copy only) list of filenames which are always protected: IBMBIO.COM/IBMDOS.COM, IO.SYS/MSDOS.SYS, TBIOS.SYS/TDOS.SYS, MIO.SYS/IO.BIN, COMMAND.COM 00h BYTE ??? always 01h 01h BYTE disk light (00h off, 01h on) 02h BYTE disk protection (00h off, 01h on) 03h BYTE protected areas 01h system area 02h files 03h system area and files 04h entire disk 04h BYTE floppy access (00h not allowed, 01h allowed) 05h 27 BYTEs filename extension list (9 entries) (lowercase, blank padded or = 000000h) 20h 240 BYTEs filename list (20 entries) (lowercase, name and extension blank padded, with '.') Note: CX:0508h -> copy in installed TSR(Terminate and Stay Resident) A program which remains in memory after terminating in order to provide services to other programs or the user. The name comes from the name of the DOS function call used to remain in memory after termination. (v5) CX:052Fh -> copy in installed TSR(Terminate and Stay Resident) A program which remains in memory after terminating in order to provide services to other programs or the user. The name comes from the name of the DOS function call used to remain in memory after termination. (v6) CX:04E0h -> copy in installed TSR(Terminate and Stay Resident) A program which remains in memory after terminating in order to provide services to other programs or the user. The name comes from the name of the DOS function call used to remain in memory after termination. (v7-v8) Format of FILESAVE.INI / EP.INI / SMARTCAN.INI file: Offset Size Description (Table 03142) 00h 26 BITs drive list (bit set: file protection on, cleared: off): 00h BYTE drives A: - H: 01h BYTE drives I: - P: 02h BYTE drives Q: - X: 03h BYTE drives Y: - Z: 04h BYTE which files to protect 00h all files 01h all files with extension in list 02h all files except those with extension in list 05h 27 BYTEs filename extension list (9 entries, uppercase, ASCIZA NUL-terminated ASCII string. The ASCIZ string "ABC" consists of the four bytes 41h, 42h, 43h, and 00h. Unless otherwise specified, maximum lengths given in the interrupt list do not include the terminating NUL.) 20h BYTE include files with archive bit clear (00h no, 01h yes) 21h WORD number of days after which files are purged (0 = never) 23h WORD max kilobytes of erased file space to hold (0 = all) Note: CX:03D2h -> copy in installed TSR(Terminate and Stay Resident) A program which remains in memory after terminating in order to provide services to other programs or the user. The name comes from the name of the DOS function call used to remain in memory after termination. (v5) CX:03F5h -> copy in installed TSR(Terminate and Stay Resident) A program which remains in memory after terminating in order to provide services to other programs or the user. The name comes from the name of the DOS function call used to remain in memory after termination. (v6) CX:0434h -> copy in installed TSR(Terminate and Stay Resident) A program which remains in memory after terminating in order to provide services to other programs or the user. The name comes from the name of the DOS function call used to remain in memory after termination. (v7-v8)