mirror of
https://github.com/deater/dos33fsprogs.git
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9aaf181571
trying to track down a really weird bug
72 lines
1.1 KiB
C
72 lines
1.1 KiB
C
/* Dump a shape table. Trying to debug a weird problem. */
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#include <stdio.h>
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#include <string.h>
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#include <stdlib.h>
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static char name[8][5]={
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"NUP",
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"NRT",
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"NDN",
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"NLT",
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"UP",
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"RT",
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"DN",
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"LT"
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};
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int main(int argc, char **argv) {
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int ch,i;
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int h,l;
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int num_shapes=0,offset;
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int a,b,c;
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l=fgetc(stdin);
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h=fgetc(stdin);
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printf("BLOAD address: 0x%x\n",(h*256)+l);
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l=fgetc(stdin);
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h=fgetc(stdin);
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printf("BLOAD size: %d\n",(h*256)+l);
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offset=0;
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num_shapes=fgetc(stdin);
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printf("NUM SHAPES = %d\n",num_shapes);
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ch=fgetc(stdin);
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if (ch!=0) printf("\tERROR! NOT ZERO\n");
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offset+=2;
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for(i=0;i<num_shapes;i++) {
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l=fgetc(stdin);
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h=fgetc(stdin);
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printf("SHAPE %d offset = %d\n",i,(h*256)+l);
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offset+=2;
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}
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while(1) {
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ch=fgetc(stdin);
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if (ch<0) break;
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a=ch&0x7;
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b=(ch>>3)&0x7;
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c=(ch>>6)&0x3;
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printf("%d:\t%x ",offset,ch);
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if ((c==0) && (b==0) && (a==0)) {
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printf("END!\n");
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} else{
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printf("\tA: %s ",name[a]);
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}
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if ((c==0) && (b==0)) {
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}
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else {
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printf("\tB: %s ",name[b]);
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}
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if (c!=0) printf("\tC: %s ",name[c]);
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printf("\n");
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offset++;
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}
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return 0;
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}
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