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Night Owl 6
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Night Owl's Shareware - PDSI-006 - Night Owl Corp (1990).iso
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016a
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dvcron10.zip
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PIF.H
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1991-12-18
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4KB
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87 lines
/*
copyright (c) 1991 -- kyle a. york
use / copy / modify at will -- see CRON.DOC for details
this is from Ralph Brown's interrupt list
*/
#define uchar unsigned char
#define byte uchar
#define word unsigned int
/*
Format of .PIF/.DVP file:
*/
typedef struct {
word rsvd; /* reserved. always 0 */
char title[30]; /* blank-padded program title */
word maxmem; /* maximum memory to allocate */
word minmem; /* minimum memory to allocate */
char path[64]; /* full path to program */
char drive; /* default drive */
char defaultdir[64]; /* default directory */
char parameters[64]; /* program parameters */
byte init_screen_mode; /* initial screen mode 0-7 */
byte text_page_ct; /* # of text pages */
byte int_start; /* 1st int # to save */
byte int_end; /* last int # to save */
byte maxht; /* max # rows */
byte maxwd; /* max # columns */
byte row_start; /* initial row for window */
byte col_start; /* initial col for window */
word sysmem; /* # of K of system memory */
char sharedprog[64]; /* shared program name */
char shareddata[64]; /* shared program data file */
byte flags1; /* bit def
7 writes text directly to screen
6 runs in foreground only
5 uses math coprocessor
4 accesses system keyboard buffer directly
3-1 reserved (0)
0 swappable */
byte flags2; /* bit def
6 uses cmd-line parameters
5 swaps interrupt vectors */
/* PIF file ends here, DVP begins */
char openkeys[2]; /* keys used on open menu */
word scriptbufsize;
word keytestgive; /* automatically give-up CPU after this many
tests for keyboard input in one clock tick
default = 0 (never) */
byte usesowncolors; /* 0 = no, else yes */
byte apswappable; /* 0 = no, else yes */
byte rsvd1[3]; /* reserved. should be 0 */
byte autocloseonexit; /* 0 = no, else yes */
byte floppyreqd; /* 0 = no, else yes */
/* ---information unique to DESQview 2.0+--- */
byte version; /* 0=1.2, 1=2.0, 2=2.2 */
byte rsvd2; /* reserved. should be 0 */
byte initrowsphysical; /* # of rows in physical window */
byte initcolsphysical; /* # of columns in physical window */
word maxexpanded; /* max amount of expanded memory allowed */
byte flags3; /*
bit 7: automatically assign window position
bit 5: maximum memory value has been specified
bit 4: disallow "Close" command
bit 3: foreground-only when doing graphics
bit 2: don't virtualize
bit 1: ??? set by DV 2.31 when "Runs in Background" = "D" */
byte keyconflict; /* kbd conflict level */
byte gfxpages; /* # of graphics pages used */
word extrasysmem;
byte initscreenmode; /* (FFh = default) (overrides offset E5h) */
/* ---information unique to DESQview 2.2+--- */
byte serialportsused; /* ff=all */
byte flags4; /*
bit 7: automatically close application on exit if .COM or .EXE
specified
bit 6: swappable if not using serial ports
bit 5: start program with window hidden (v2.26+)
bit 4: start program in background (v2.26+)
bit 3: virtualize text
bit 2: virtualize graphics
bit 1: share CPU when foreground
bit 0: share EGA when foreground and zoomed */
byte protectionlevel;
byte rsvd4[19];
} DVPtype;