zp.6502

\***************************************************************************
\
\   zp.6502 - Zero Page Allocations
\
\   Copyright (C) Charles Reilly 2023
\
\   This file is licensed under the GNU General Public License version 3
\
\***************************************************************************

\ Zero page allocations

ORG &70

\ ====================================
\ math.6502

\ 32-bit accumulator
.acc
EQUD 0
.other
EQUD 0
.scratch
EQUD 0

\ ====================================
\ hmac.6502

.key_length
EQUB 0

\ ====================================
\ hash.6502

\ Input values, unmodified
.hash_data
EQUW 0
.hash_length
EQUW 0

\ Pointer to next block to hash
.hash_next
EQUW 0
\ Length of remaining data
.hash_remaining
EQUW 0

.reg_index
EQUB 0
.ptr
EQUW 0