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Table 427

Format of .PIF/.DVP file:
Offset	Size	Description	)
 00h	BYTE	reserved (0)
 01h	BYTE	checksum of bytes 02h through 170h
 02h 30 BYTEs	blank-padded program title
 20h	WORD	maximum memory to allocate to partition in KB
 22h	WORD	minimum memory required in KB
 24h 64 BYTEs	ASCIZ program pathname
 64h	BYTE	default drive letter ('A',...)
 65h 64 BYTEs	ASCIZ default directory name
 A5h 64 BYTEs	ASCIZ program parameters
 E5h	BYTE	initial screen mode (0-7) (also see offset 189h)
 E6h	BYTE	number of text pages used
 E7h	BYTE	number of first interrupt to save
 E8h	BYTE	number of last interrupt to save
 E9h	BYTE	rows in virtual screen buffer
 EAh	BYTE	columns in virtual screen buffer
 EBh	BYTE	initial window position, row
 ECh	BYTE	initial window position, column
 EDh	WORD	system memory in KB
 EFh 64 BYTEs	ASCIZ shared program name
12Fh 64 BYTEs	ASCIZ shared program data file
16Fh	BYTE	program flags 1 (see #00428)
170h	BYTE	flags2
		bit 6: uses command-line parameters in field at A5h
		bit 5: swaps interrupt vectors
---information unique to .DVP files---
171h  2 BYTEs	keys to use on open menu
173h	WORD	size of script buffer in bytes
175h	WORD	automatically give up CPU after this many tests for keyboard
		  input in one clock tick (default 0 = never)
177h	BYTE	nonzero = "uses own colors"
178h	BYTE	nonzero if application swappable
179h  3 BYTEs	reserved (0) according to Quarterdeck documentation
		in actual .DVP files, frequently 01h
17Ch	BYTE	nonzero to automatically close on exit (see also #00430)
17Dh	BYTE	nonzero if copy-protect floppy is required
---information unique to DESQview 2.0+---
17Eh	BYTE	.DVP version number
		00h DESQview v1.2+
		01h DESQview v2.0+
		02h DESQview v2.2+
17Fh	BYTE	reserved (0)
180h	BYTE	initial number of rows in physical window
181h	BYTE	initial number of columns in physical window
182h	WORD	maximum expanded memory to allow, in KB
184h	BYTE	DVP program flags 3 (see #00429)
185h	BYTE	keyboard conflict level (0-4 for DV<2.26, 00h-0Fh for DV2.26+)
		(see #00431)
186h	BYTE	number of graphics pages used
187h	WORD	extra system memory size
189h	BYTE	initial screen mode (FFh = default) (overrides offset E5h)
---information unique to DESQview 2.2+---
18Ah	BYTE	serial port usage
		FFh uses all serial ports
		00h no serial ports
		01h only COM1
		02h only COM2
18Bh	BYTE	DVP program flags 4 (see #00430)
18Ch	BYTE	protection level for 386 machines
18Dh 19 BYTEs	reserved (0) for regular DESQview
---information unique to DESQview/X 1.0---
18Dh	BYTE	X flags
		bits 3-7: unused (0)
		bit 2: don't display wait message when opening window
		bit 1: don't display DOS window
		bit 0: (XNEWPROC) use DOS client layer (DOS-to-X)
		       (NEWPROC) inherit DOS client layer usage
18Eh	BYTE	X keyboard behavior (0-3)
18Fh	BYTE	font scaling
		00h fixed fonts
		01h scalable fonts
190h 10 BYTEs	reserved (0)
19Ah	WORD	length of data follownig XDVP signature
19Ch  4 BYTEs	signature "XDVP"
1A0h  N BYTEs	list of variable length records (see #00432)


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