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-
- #ifndef AAI86_H
- #define AAI86_H
-
- /* intel 8086 emulator... */
- struct i86_byte_regs
- {
- unsigned char al, ah, bl, bh, cl, ch, dl, dh;
- unsigned int si, di, ds, es;
- };
- struct i86_word_regs
- {
- unsigned ax,bx,cx,dx;
- unsigned int si, di, ds, es;
- };
- union i86_regs
- {
- struct i86_byte_regs b;
- struct i86_word_regs w;
- };
-
- /* do software int */
- i86_sysint(int intno, union i86_regs *s, union i86_regs *d);
-
-
- void i86_bcopy(void *s, void *d, int bytes); /* copy bytes */
- void i86_wcopy(void *s, void *d, int words); /* copy 16-bit-words */
- void i86_bzero(void *d, int bytes); /* set some bytes to zero */
- void i86_wzero(void *d, int words); /* set some 16-bit-words to zero */
- void i86_wstuff(unsigned value,void *d,unsigned words);/* set words to value */
- int i86_bsame(void *d, int count); /* how many bytes in a row the same ? */
- int i86_wsame(void *d, int count); /* how many 16-bit-words the same? */
- int i86_bcontrast(void *s1, void *s2, int count); /* bytes til 1st match? */
- int i86_wcontrast(void *s1,void *s2,int count); /* words til 1st match? */
- int i86_bcompare(void *s1,void *s2,int count); /* how many bytes match */
- int i86_wcompare(void *s1,void *s2,int count); /* how many words match */
- void i86_even_copy(void *s, void *d, int bytes); /* copy even # of bytes */
- void i86_exchange_bytes(char *s1, char *s2, int count); /* exchange buffers */
- void i86_back_bcopy(char *s,char *d,int count); /* copy bytes backwards */
- void *i86_norm_ptr(void *ptr); /* fold offset into address */
- void *i86_enorm_ptr(void *ptr); /* fold offset into address and force even */
- void *i86_make_ptr(int offset, int seg); /* convince C it's a pointer... */
- long i86_make_long(int loword, int hiword); /* convince C it's a long */
- long i86_ptr_to_long(void *ptr); /* convert segment:offset to linear address */
- int i86_ptr_seg(void *ptr); /* return segment portion of pointer */
- int i86_ptr_offset(void *ptr); /* return offset portion of pointer */
-
- #endif /* AAI86_H */
-