1;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; 2; Copyright(c) 2011-2016 Intel Corporation All rights reserved. 3; 4; Redistribution and use in source and binary forms, with or without 5; modification, are permitted provided that the following conditions 6; are met: 7; * Redistributions of source code must retain the above copyright 8; notice, this list of conditions and the following disclaimer. 9; * Redistributions in binary form must reproduce the above copyright 10; notice, this list of conditions and the following disclaimer in 11; the documentation and/or other materials provided with the 12; distribution. 13; * Neither the name of Intel Corporation nor the names of its 14; contributors may be used to endorse or promote products derived 15; from this software without specific prior written permission. 16; 17; THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 18; "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 19; LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 20; A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 21; OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 22; SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 23; LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 24; DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 25; THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 26; (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 27; OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 28;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; 29 30;; START_FIELDS 31%macro START_FIELDS 0 32%assign _FIELD_OFFSET 0 33%assign _STRUCT_ALIGN 0 34%endm 35 36;; FIELD name size align 37%macro FIELD 3 38%define %%name %1 39%define %%size %2 40%define %%align %3 41 42%assign _FIELD_OFFSET (_FIELD_OFFSET + (%%align) - 1) & (~ ((%%align)-1)) 43%%name equ _FIELD_OFFSET 44%assign _FIELD_OFFSET _FIELD_OFFSET + (%%size) 45%if (%%align > _STRUCT_ALIGN) 46%assign _STRUCT_ALIGN %%align 47%endif 48%endm 49 50;; See inflate_huff_code structure declaration in igzip_lib.h calculation explanation 51%define L_REM (21 - ISAL_DECODE_LONG_BITS) 52%define S_REM (15 - ISAL_DECODE_SHORT_BITS) 53 54%define L_DUP ((1 << L_REM) - (L_REM + 1)) 55%define S_DUP ((1 << S_REM) - (S_REM + 1)) 56 57%define L_UNUSED ((1 << L_REM) - (1 << ((L_REM)/2)) - (1 << ((L_REM + 1)/2)) + 1) 58%define S_UNUSED ((1 << S_REM) - (1 << ((S_REM)/2)) - (1 << ((S_REM + 1)/2)) + 1) 59 60%define L_SIZE (286 + L_DUP + L_UNUSED) 61%define S_SIZE (30 + S_DUP + S_UNUSED) 62 63%define HUFF_CODE_LARGE_LONG_ALIGNED (L_SIZE + (-L_SIZE & 0xf)) 64%define HUFF_CODE_SMALL_LONG_ALIGNED (S_SIZE + (-S_SIZE & 0xf)) 65 66%define MAX_LONG_CODE_LARGE (L_SIZE + (-L_SIZE & 0xf)) 67%define MAX_LONG_CODE_SMALL (S_SIZE + (-S_SIZE & 0xf)) 68 69%define LARGE_SHORT_CODE_SIZE 4 70%define LARGE_LONG_CODE_SIZE 2 71 72%define SMALL_SHORT_CODE_SIZE 2 73%define SMALL_LONG_CODE_SIZE 2 74 75;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; 76;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; 77;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; 78 79START_FIELDS ;; inflate huff code 80 81;; name size align 82FIELD _short_code_lookup_large, LARGE_SHORT_CODE_SIZE * (1 << (ISAL_DECODE_LONG_BITS)), LARGE_LONG_CODE_SIZE 83FIELD _long_code_lookup_large, LARGE_LONG_CODE_SIZE * MAX_LONG_CODE_LARGE, LARGE_SHORT_CODE_SIZE 84 85%assign _inflate_huff_code_large_size _FIELD_OFFSET 86%assign _inflate_huff_code_large_align _STRUCT_ALIGN 87 88;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; 89;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; 90;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; 91 92START_FIELDS ;; inflate huff code 93 94;; name size align 95FIELD _short_code_lookup_small, SMALL_SHORT_CODE_SIZE * (1 << (ISAL_DECODE_SHORT_BITS)), SMALL_LONG_CODE_SIZE 96FIELD _long_code_lookup_small, SMALL_LONG_CODE_SIZE * MAX_LONG_CODE_SMALL, SMALL_SHORT_CODE_SIZE 97 98%assign _inflate_huff_code_small_size _FIELD_OFFSET 99%assign _inflate_huff_code_small_align _STRUCT_ALIGN 100;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; 101;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; 102;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; 103 104START_FIELDS ;; inflate state 105 106;; name size align 107FIELD _next_out, 8, 8 108FIELD _avail_out, 4, 4 109FIELD _total_out, 4, 4 110FIELD _next_in, 8, 8 111FIELD _read_in, 8, 8 112FIELD _avail_in, 4, 4 113FIELD _read_in_length,4, 4 114FIELD _lit_huff_code, _inflate_huff_code_large_size, _inflate_huff_code_large_align 115FIELD _dist_huff_code,_inflate_huff_code_small_size, _inflate_huff_code_small_align 116FIELD _block_state, 4, 4 117FIELD _dict_length, 4, 4 118FIELD _bfinal, 4, 4 119FIELD _crc_flag, 4, 4 120FIELD _crc, 4, 4 121FIELD _hist_bits, 4, 4 122FIELD _type0_block_len, 4, 4 123FIELD _write_overflow_lits, 4, 4 124FIELD _write_overflow_len, 4, 4 125FIELD _copy_overflow_len, 4, 4 126FIELD _copy_overflow_dist, 4, 4 127 128%assign _inflate_state_size _FIELD_OFFSET 129%assign _inflate_state_align _STRUCT_ALIGN 130 131_lit_huff_code_short_code_lookup equ _lit_huff_code+_short_code_lookup_large 132_lit_huff_code_long_code_lookup equ _lit_huff_code+_long_code_lookup_large 133 134_dist_huff_code_short_code_lookup equ _dist_huff_code+_short_code_lookup_small 135_dist_huff_code_long_code_lookup equ _dist_huff_code+_long_code_lookup_small 136 137ISAL_BLOCK_NEW_HDR equ 0 138ISAL_BLOCK_HDR equ 1 139ISAL_BLOCK_TYPE0 equ 2 140ISAL_BLOCK_CODED equ 3 141ISAL_BLOCK_INPUT_DONE equ 4 142ISAL_BLOCK_FINISH equ 5 143;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; 144;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; 145;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; 146 147