Re: Hi

["Jean-Noël Allart" <giena@adnaccess.com>]

Thank u for infos Nick

-----Message d'origine-----
De : Nick Hill <nikhilwiz@yahoo.com>
À : gameprogrammer@gameprogrammer.com <gameprogrammer@gameprogrammer.com>
Date : jeudi 6 avril 2000 05:48
Objet : Re: Hi


>
>int86x does "almost" the same thing. but int386 makes
>use of 32-bit registers. Note the eax, ebx, ...
>registers instead of ax, bx, ..... This provides a
>better word-length, for better speed, and much more
>data transfer, as input as well as outputs...
>
>
>Nikhil.
>
>--- Jean-Noël_Allart <giena@adnaccess.com> wrote:
>> The int86x seems to be the same:
>>
>> The following example demonstrates the
>> straight-forwardness of the function
>> call:
>>
>> Sample Code
>>
>> /* Compile options needed: none
>> */
>>
>> #include <stdio.h>
>> #include <dos.h>
>> #include <malloc.h>
>>
>> /*****            WARNING!!!!!          ******/
>> /* If you change the following line so that DRIVE_A
>> is assigned a 2 or
>>    above, you could destroy data on your hard drive.
>> This test program
>>    segment was written to read and write from the
>> floppy disk A:
>> */
>> #define DRIVE_A 0                    /* 0=A, 1=B,
>> 2=C, etc. */
>> #define ONE_SECTOR 1
>> #define ABS_WRITE 38                 /* Decimal
>> value of int call */
>> #define ABS_READ 37                  /* Decimal
>> value of int call */
>> unsigned int far *out;               /* Pointer to
>> Data to be output
>> */
>> unsigned int far *input;             /* Pointer to
>> Data Transfer Area
>> */
>> unsigned int output;                 /* Data to be
>> output */
>> union REGS inregs, outregs;
>> struct SREGS segregs;
>> void main(void)  {
>>    out = &output;
>>    input = (unsigned int far *) malloc(1024 *
>> sizeof(unsigned int));
>>    *out = 11;
>>    inregs.h.al = DRIVE_A;              /* Write to
>> drive A */
>>    inregs.x.cx = ONE_SECTOR;           /* Write one
>> sector only */
>>    inregs.x.dx = 3;                    /* Logical
>> sector 3 */
>>    segregs.ds = FP_SEG(out);           /* Get Seg
>> address of output */
>>    inregs.x.bx = FP_OFF(out);          /* Get Offset
>> of output */
>>    outregs.x.ax = 0;                   /* No error
>> */
>>    int86x (ABS_WRITE, &inregs, &outregs, &segregs);
>>
>>    inregs.h.al = DRIVE_A;              /* Read to
>> drive A */
>>    inregs.x.cx = ONE_SECTOR;           /* Read one
>> sector only */
>>    inregs.x.dx = 3;                    /* Logical
>> sector 3 */
>>    segregs.ds = FP_SEG(input);         /* Get Seg
>> address of buffer */
>>    inregs.x.bx = FP_OFF(input);        /* Get Offset
>> of buffer */
>>    outregs.x.ax = 0;                   /* No error
>> */
>>    int86x (ABS_READ, &inregs, &outregs, &segregs);
>>    printf ("%u was read from drive A: \n", *input);
>> }
>>
>> -----Message d'origine-----
>> De : 663 <663@fast.edu.pk>
>> À : 'gameprogrammer@gameprogrammer.com'
>> <gameprogrammer@gameprogrammer.com>
>> Date : mercredi 5 avril 2000 11:04
>> Objet : Hi
>>
>>
>> >Hello there this is my second mail and you guys
>> don't respond the first
>> >please i need the answer.
>> >
>> > "How will you use int386(REGS, REGS, int_no) in
>> bc5.0 can you give
>> >me a sample code"
>>
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