forked from KolibriOS/kolibrios
libcrash:
move common code parts from all the *hash*.asm files to libcrash.asm replace procedures to macroses in sha1 in favour of readability and uniformity add license notes git-svn-id: svn://kolibrios.org@3431 a494cfbc-eb01-0410-851d-a64ba20cac60
This commit is contained in:
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@ -1,7 +1,7 @@
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use32
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org 0x0
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db 'MENUET01'
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dd 0x01,start,i_end,e_end,e_end,0,0
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dd 0x01,start,i_end,e_end,e_end,0,this_file_name
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include '../../../../proc32.inc'
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include '../../../../macros.inc'
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@ -19,12 +19,12 @@ start:
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or eax, eax
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jnz quit
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invoke file.open, input_file, O_READ
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invoke file.open, this_file_name, O_READ
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or eax, eax
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jz quit
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mov [fh], eax
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invoke file.size, input_file
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invoke file.size, this_file_name
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mov [file_len], ebx
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stdcall mem.Alloc, ebx
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@ -101,8 +101,6 @@ sz msg_few_args , '2 arguments required',0x0a
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sz msg_bad_hash_type , 'invalid hash type',0x0a
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sz msg_file_not_found , 'file not found: '
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input_file db '/hd0/1/crashtest',0
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f70_buf:
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funcnum dd 0
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src dd 0
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@ -110,7 +108,7 @@ f70_buf:
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count dd BUFFER_SIZE
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dst dd data_buffer
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res2 db 0
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fname dd input_file
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fname dd this_file_name
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align 4
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@IMPORT:
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@ -142,6 +140,7 @@ data_buffer rb BUFFER_SIZE
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file_data rd 1
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file_len rd 1
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this_file_name rb 4096
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rb 0x400 ;stack
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e_end:
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@ -1,73 +0,0 @@
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proc crash.crc32 _crc, _data, _len, _callback, _msglen
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.begin:
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mov ecx, [_len]
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test ecx, ecx
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jz .callback
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mov eax, [_crc]
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mov eax, [eax]
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mov esi, [_data]
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.head:
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mov ebx, [_data]
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and ebx, 3
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jz .body
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@@:
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dec ecx
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js .done
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movzx edx, al
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xor dl, byte[esi]
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add esi, 1
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shr eax, 8
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xor eax, [crash._.crc32_table + edx*4]
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dec ebx
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jnz @b
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.body:
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mov ebx, ecx
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and ecx, 15
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shr ebx, 4
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test ebx, ebx
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jz .tail
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@@:
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repeat 4
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mov edx, eax
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mov eax, [esi]
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add esi, 4
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xor eax, edx
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repeat 4
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movzx edx, al
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shr eax, 8
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xor eax, [crash._.crc32_table + edx*4]
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end repeat
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end repeat
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dec ebx
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jnz @b
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.tail:
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test ecx, ecx
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jz .done
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@@:
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movzx edx, al
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xor dl, byte[esi]
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add esi, 1
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shr eax, 8
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xor eax, [crash._.crc32_table + edx*4]
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dec ecx
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jnz @b
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.done:
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mov ecx, [_crc]
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mov [ecx], eax
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.callback:
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mov eax, [_callback]
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test eax, eax
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jz @f
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call eax
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mov [_len], eax
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test eax, eax
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jnz .begin
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@@:
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mov ecx, [_crc]
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mov eax, [ecx]
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xor eax, 0xffffffff
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bswap eax
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mov [ecx], eax
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ret
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endp
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@ -1,3 +1,20 @@
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; libcrash -- cryptographic hash functions
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;
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; Copyright (C) 2012-2013 Ivan Baravy (dunkaist)
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;
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; This program is free software: you can redistribute it and/or modify
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; it under the terms of the GNU General Public License as published by
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; the Free Software Foundation, either version 3 of the License, or
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; (at your option) any later version.
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;
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; This program is distributed in the hope that it will be useful,
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; but WITHOUT ANY WARRANTY; without even the implied warranty of
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; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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; GNU General Public License for more details.
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;
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; You should have received a copy of the GNU General Public License
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; along with this program. If not, see <http://www.gnu.org/licenses/>.
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format MS COFF
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public @EXPORT as 'EXPORTS'
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@ -11,8 +28,8 @@ include '../../../../config.inc'
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purge section,mov,add,sub
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section '.flat' code readable align 16
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include 'libcrash.inc'
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include 'crc32.asm'
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include 'md4.asm'
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include 'md5.asm'
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include 'sha1.asm'
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@ -21,101 +38,207 @@ include 'sha384_512.asm'
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proc lib_init
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; generate crc32 table
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bts [crash._.init_flags], 0
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jc .crc32_table_done
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mov edi, crash._.crc32_table
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xor ecx, ecx
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mov edx, 0xedb88320
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.1:
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mov ebx, 8
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mov eax, ecx
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.2:
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shr eax, 1
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jnc @f
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xor eax, edx
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@@:
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dec ebx
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jnz .2
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stosd
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inc cl
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jnz .1
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.crc32_table_done:
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ret
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endp
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proc crash.hash _type, _hash, _data, _len, _callback, _msglen
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proc crash.hash _hid, _hash, _data, _len, _callback, _msglen
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locals
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hash_func rd 1
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final rd 1
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hi rd 1
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endl
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mov eax, [_type]
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mov ecx, eax
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and eax, 0x000000ff
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sub eax, 1
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mov edx, [crash._.table + eax*8]
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mov esi, [crash._.table + eax*8 + 4]
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mov eax, [_hid]
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imul eax, sizeof.crash_item
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lea eax, [crash._.table + eax]
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mov [hi], eax
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mov eax, [hi]
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mov edx, [eax + crash_item.function]
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mov esi, [eax + crash_item.init_val]
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mov edi, [_hash]
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mov [hash_func], edx
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and ecx, 0x0000ff00
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shr ecx, 8
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mov ecx, [hi]
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mov ecx, [ecx + crash_item.len_in]
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rep movsd
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stdcall [hash_func], [_hash], [_data], [_len], [_callback], [_msglen]
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mov [final], 0
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.first:
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mov eax, [_msglen]
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mov ecx, [_len]
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add [eax], ecx
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mov esi, [_data]
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test ecx, ecx
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jz .callback
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.begin:
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mov eax, [hi]
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mov eax, [eax + crash_item.len_blk]
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sub [_len], eax
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jnc @f
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add [_len], eax
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jmp .endofblock
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@@:
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stdcall [hash_func], [_hash], [_data]
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jmp .begin
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.endofblock:
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cmp [final], 1
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je .quit
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.callback:
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call [_callback]
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test eax, eax
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jz @f
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mov [_len], eax
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jmp .first
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@@:
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mov edi, [_data]
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mov ecx, [_len]
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rep movsb
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mov eax, [_msglen]
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mov eax, [eax]
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mov edx, [hi]
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mov edx, [edx + crash_item.len_blk]
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sub edx, 1
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and eax, edx
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mov edx, [hi]
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mov ecx, [edx + crash_item.len_blk]
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sub ecx, [edx + crash_item.len_size]
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sub ecx, eax
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ja @f
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add ecx, [edx + crash_item.len_blk]
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@@:
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add [_len], ecx
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mov eax, [hi]
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mov byte[edi], 0x80
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add edi, 1
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sub ecx, 1
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mov al, 0
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rep stosb
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push ecx
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xor eax, eax
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mov ecx, [hi]
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mov ecx, [ecx + crash_item.len_size]
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sub ecx, 8 ; FIXME for > 2^64 input length
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shr ecx, 2
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rep stosd
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pop ecx
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mov eax, [_msglen]
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mov eax, [eax]
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mov edx, 8
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mul edx
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mov ecx, [hi]
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cmp [ecx + crash_item.endianness], LIBCRASH_ENDIAN_BIG
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jne @f
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bswap eax
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bswap edx
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xchg eax, edx
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@@:
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mov dword[edi], eax
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mov dword[edi + 4], edx
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mov ecx, [hi]
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mov eax, [ecx + crash_item.len_size]
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add [_len], eax
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mov [final], 1
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jmp .first
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.quit:
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mov eax, [hi]
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stdcall [eax + crash_item.postproc], [eax + crash_item.len_out], [_hash]
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ret
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endp
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proc crash.bin2hex _bin, _hex, _type
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xor eax, eax
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proc crash._.md4_md5_postprocess _len_out, _hash
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ret
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endp
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proc crash._.sha1_224_256_postprocess _len_out, _hash
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mov ecx, [_len_out]
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mov esi, [_hash]
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mov edi, esi
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@@:
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lodsd
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bswap eax
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stosd
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dec ecx
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jnz @b
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ret
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endp
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proc crash._.sha384_512_postprocess _len_out, _hash
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mov ecx, [_len_out]
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mov esi, [_hash]
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mov edi, esi
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@@:
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lodsd
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mov ebx, eax
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lodsd
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bswap eax
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bswap ebx
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stosd
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mov eax, ebx
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stosd
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dec ecx
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jnz @b
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emms
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ret
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endp
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proc crash.bin2hex _bin, _hex, _hid ; FIXME _hid param?
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mov eax, [_hid]
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imul eax, sizeof.crash_item
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mov ecx, [crash._.table + eax + crash_item.len_out]
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mov ebx, crash._.bin2hex_table
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mov esi, [_bin]
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mov edi, [_hex]
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mov ecx, [_type]
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and ecx, 0x00ff0000
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shr ecx, 16 - 2
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.byte:
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shl ecx, 2
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.next_byte:
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xor eax, eax
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lodsb
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mov ah, al
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shr ah, 4
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and al, 0x0f
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shl eax, 4
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shr al, 4
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xlatb
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xchg al, ah
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xlatb
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stosw
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dec ecx
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jnz .byte
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jnz .next_byte
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xor al, al
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stosb
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ret
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endp
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crash._.bin2hex_table db '0123456789abcdef'
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crash._.table: ; hash function, address of initial hash value
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dd crash.crc32, crash._.crc_init
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dd crash.md4, crash._.md4_init
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dd crash.md5, crash._.md5_init
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dd crash.sha1, crash._.sha1_init
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dd crash.sha256, crash._.sha224_init
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dd crash.sha256, crash._.sha256_init
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dd crash.sha512, crash._.sha384_init
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dd crash.sha512, crash._.sha512_init
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; see crash_item struct for details
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crash._.table dd crash.md4, crash._.md4_init, crash._.md4_md5_postprocess, 4, 4, 64, 8, 0
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dd crash.md5, crash._.md5_init, crash._.md4_md5_postprocess, 4, 4, 64, 8, 0
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dd crash.sha1, crash._.sha1_init, crash._.sha1_224_256_postprocess, 5, 5, 64, 8, 1
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dd crash.sha256, crash._.sha224_init, crash._.sha1_224_256_postprocess, 8, 7, 64, 8, 1
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dd crash.sha256, crash._.sha256_init, crash._.sha1_224_256_postprocess, 8, 8, 64, 8, 1
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dd crash.sha512, crash._.sha384_init, crash._.sha384_512_postprocess, 16, 12, 128, 16, 1
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dd crash.sha512, crash._.sha512_init, crash._.sha384_512_postprocess, 16, 16, 128, 16, 1
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crash._.crc_init dd 0xffffffff
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crash._.md4_init:
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crash._.md5_init:
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crash._.sha1_init dd 0x67452301, 0xefcdab89, 0x98badcfe, 0x10325476, 0xc3d2e1f0
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crash._.sha224_init dd 0xc1059ed8, 0x367cd507, 0x3070dd17, 0xf70e5939, 0xffc00b31, 0x68581511, 0x64f98fa7, 0xbefa4fa4
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crash._.sha256_init dd 0x6a09e667, 0xbb67ae85, 0x3c6ef372, 0xa54ff53a, 0x510e527f, 0x9b05688c, 0x1f83d9ab, 0x5be0cd19
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crash._.sha384_init dq 0xcbbb9d5dc1059ed8, 0x629a292a367cd507, 0x9159015a3070dd17, 0x152fecd8f70e5939,\
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0x67332667ffc00b31, 0x8eb44a8768581511, 0xdb0c2e0d64f98fa7, 0x47b5481dbefa4fa4
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crash._.sha512_init dq 0x6a09e667f3bcc908, 0xbb67ae8584caa73b, 0x3c6ef372fe94f82b, 0xa54ff53a5f1d36f1,\
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0x510e527fade682d1, 0x9b05688c2b3e6c1f, 0x1f83d9abfb41bd6b, 0x5be0cd19137e2179
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crash._.init_flags dd 0
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crash._.sha256_table dd 0x428a2f98, 0x71374491, 0xb5c0fbcf, 0xe9b5dba5, 0x3956c25b, 0x59f111f1, 0x923f82a4, 0xab1c5ed5,\
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0xd807aa98, 0x12835b01, 0x243185be, 0x550c7dc3, 0x72be5d74, 0x80deb1fe, 0x9bdc06a7, 0xc19bf174,\
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0xe49b69c1, 0xefbe4786, 0x0fc19dc6, 0x240ca1cc, 0x2de92c6f, 0x4a7484aa, 0x5cb0a9dc, 0x76f988da,\
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@ -146,6 +269,7 @@ crash._.sha512_table dq 0x428a2f98d728ae22, 0x7137449123ef65cd, 0xb5c0fbcfec4d3b
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0x28db77f523047d84, 0x32caab7b40c72493, 0x3c9ebe0a15c9bebc, 0x431d67c49c100d4c,\
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0x4cc5d4becb3e42b6, 0x597f299cfc657e2a, 0x5fcb6fab3ad6faec, 0x6c44198c4a475817
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align 4
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@EXPORT:
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@ -1,8 +1,38 @@
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LIBCRASH_CRC32 = 0x00010101
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LIBCRASH_MD4 = 0x00040402
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LIBCRASH_MD5 = 0x00040403
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LIBCRASH_SHA1 = 0x00050504
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LIBCRASH_SHA224 = 0x00070805
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LIBCRASH_SHA256 = 0x00080806
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LIBCRASH_SHA384 = 0x000c1007
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LIBCRASH_SHA512 = 0x00101008
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; libcrash -- cryptographic hash functions
|
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;
|
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; Copyright (C) 2012-2013 Ivan Baravy (dunkaist)
|
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;
|
||||
; This program is free software: you can redistribute it and/or modify
|
||||
; it under the terms of the GNU General Public License as published by
|
||||
; the Free Software Foundation, either version 3 of the License, or
|
||||
; (at your option) any later version.
|
||||
;
|
||||
; This program is distributed in the hope that it will be useful,
|
||||
; but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||||
; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
||||
; GNU General Public License for more details.
|
||||
;
|
||||
; You should have received a copy of the GNU General Public License
|
||||
; along with this program. If not, see <http://www.gnu.org/licenses/>.
|
||||
|
||||
LIBCRASH_ENDIAN_LITTLE = 0
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LIBCRASH_ENDIAN_BIG = 1
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|
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LIBCRASH_MD4 = 0
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LIBCRASH_MD5 = 1
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LIBCRASH_SHA1 = 2
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LIBCRASH_SHA224 = 3
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LIBCRASH_SHA256 = 4
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LIBCRASH_SHA384 = 5
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LIBCRASH_SHA512 = 6
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struct crash_item
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function dd ?
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init_val dd ?
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postproc dd ?
|
||||
len_in dd ?
|
||||
len_out dd ?
|
||||
len_blk dd ?
|
||||
len_size dd ?
|
||||
endianness dd ?
|
||||
ends
|
||||
|
||||
@ -1,3 +1,20 @@
|
||||
; libcrash -- cryptographic hash functions
|
||||
;
|
||||
; Copyright (C) 2012-2013 Ivan Baravy (dunkaist)
|
||||
;
|
||||
; This program is free software: you can redistribute it and/or modify
|
||||
; it under the terms of the GNU General Public License as published by
|
||||
; the Free Software Foundation, either version 3 of the License, or
|
||||
; (at your option) any later version.
|
||||
;
|
||||
; This program is distributed in the hope that it will be useful,
|
||||
; but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||||
; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
||||
; GNU General Public License for more details.
|
||||
;
|
||||
; You should have received a copy of the GNU General Public License
|
||||
; along with this program. If not, see <http://www.gnu.org/licenses/>.
|
||||
|
||||
macro crash.md4.f b, c, d
|
||||
{
|
||||
push c
|
||||
@ -36,24 +53,7 @@ macro crash.md4.round func, a, b, c, d, index, shift, ac
|
||||
}
|
||||
|
||||
|
||||
proc crash.md4 _md4, _data, _len, _callback, _msglen
|
||||
locals
|
||||
final rd 1
|
||||
endl
|
||||
mov [final], 0
|
||||
.first:
|
||||
mov eax, [_msglen]
|
||||
mov ecx, [_len]
|
||||
add [eax], ecx
|
||||
mov esi, [_data]
|
||||
test ecx, ecx
|
||||
jz .callback
|
||||
.begin:
|
||||
sub [_len], 64
|
||||
jnc @f
|
||||
add [_len], 64
|
||||
jmp .endofblock
|
||||
@@:
|
||||
proc crash.md4 _md4, _data
|
||||
mov edi, [_md4]
|
||||
mov eax, [edi + 0x0]
|
||||
mov ebx, [edi + 0x4]
|
||||
@ -117,49 +117,7 @@ endl
|
||||
add [edi + 0x8], ecx
|
||||
add [edi + 0xc], edx
|
||||
add esi, 64
|
||||
jmp .begin
|
||||
.endofblock:
|
||||
cmp [final], 1
|
||||
je .quit
|
||||
|
||||
.callback:
|
||||
mov eax, [_callback]
|
||||
test eax, eax
|
||||
jz @f
|
||||
call eax
|
||||
test eax, eax
|
||||
jz @f
|
||||
mov [_len], eax
|
||||
jmp .first
|
||||
@@:
|
||||
|
||||
mov edi, [_data]
|
||||
mov ecx, [_len]
|
||||
rep movsb
|
||||
mov eax, [_msglen]
|
||||
mov eax, [eax]
|
||||
and eax, 63
|
||||
mov ecx, 56
|
||||
sub ecx, eax
|
||||
ja @f
|
||||
add ecx, 64
|
||||
@@:
|
||||
add [_len], ecx
|
||||
mov byte[edi], 0x80
|
||||
add edi, 1
|
||||
sub ecx, 1
|
||||
mov al, 0
|
||||
rep stosb
|
||||
mov eax, [_msglen]
|
||||
mov eax, [eax]
|
||||
mov edx, 8
|
||||
mul edx
|
||||
mov dword[edi], eax
|
||||
mov dword[edi + 4], edx
|
||||
add [_len], 8
|
||||
mov [final], 1
|
||||
jmp .first
|
||||
.quit:
|
||||
ret
|
||||
endp
|
||||
|
||||
|
||||
@ -1,3 +1,20 @@
|
||||
; libcrash -- cryptographic hash functions
|
||||
;
|
||||
; Copyright (C) 2012-2013 Ivan Baravy (dunkaist)
|
||||
;
|
||||
; This program is free software: you can redistribute it and/or modify
|
||||
; it under the terms of the GNU General Public License as published by
|
||||
; the Free Software Foundation, either version 3 of the License, or
|
||||
; (at your option) any later version.
|
||||
;
|
||||
; This program is distributed in the hope that it will be useful,
|
||||
; but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||||
; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
||||
; GNU General Public License for more details.
|
||||
;
|
||||
; You should have received a copy of the GNU General Public License
|
||||
; along with this program. If not, see <http://www.gnu.org/licenses/>.
|
||||
|
||||
macro crash.md5.f b, c, d
|
||||
{
|
||||
push c
|
||||
@ -44,24 +61,7 @@ macro crash.md5.round func, a, b, c, d, index, shift, ac
|
||||
}
|
||||
|
||||
|
||||
proc crash.md5 _md5, _data, _len, _callback, _msglen
|
||||
locals
|
||||
final rd 1
|
||||
endl
|
||||
mov [final], 0
|
||||
.first:
|
||||
mov eax, [_msglen]
|
||||
mov ecx, [_len]
|
||||
add [eax], ecx
|
||||
mov esi, [_data]
|
||||
test ecx, ecx
|
||||
jz .callback
|
||||
.begin:
|
||||
sub [_len], 64
|
||||
jnc @f
|
||||
add [_len], 64
|
||||
jmp .endofblock
|
||||
@@:
|
||||
proc crash.md5 _md5, _data
|
||||
mov edi, [_md5]
|
||||
mov eax, [edi + 0x0]
|
||||
mov ebx, [edi + 0x4]
|
||||
@ -142,49 +142,7 @@ endl
|
||||
add [edi + 0x8], ecx
|
||||
add [edi + 0xc], edx
|
||||
add esi, 64
|
||||
jmp .begin
|
||||
.endofblock:
|
||||
cmp [final], 1
|
||||
je .quit
|
||||
|
||||
.callback:
|
||||
mov eax, [_callback]
|
||||
test eax, eax
|
||||
jz @f
|
||||
call eax
|
||||
test eax, eax
|
||||
jz @f
|
||||
mov [_len], eax
|
||||
jmp .first
|
||||
@@:
|
||||
|
||||
mov edi, [_data]
|
||||
mov ecx, [_len]
|
||||
rep movsb
|
||||
mov eax, [_msglen]
|
||||
mov eax, [eax]
|
||||
and eax, 63
|
||||
mov ecx, 56
|
||||
sub ecx, eax
|
||||
ja @f
|
||||
add ecx, 64
|
||||
@@:
|
||||
add [_len], ecx
|
||||
mov byte[edi], 0x80
|
||||
add edi, 1
|
||||
sub ecx, 1
|
||||
mov al, 0
|
||||
rep stosb
|
||||
mov eax, [_msglen]
|
||||
mov eax, [eax]
|
||||
mov edx, 8
|
||||
mul edx
|
||||
mov dword[edi], eax
|
||||
mov dword[edi + 4], edx
|
||||
add [_len], 8
|
||||
mov [final], 1
|
||||
jmp .first
|
||||
.quit:
|
||||
ret
|
||||
endp
|
||||
|
||||
|
||||
@ -1,3 +1,20 @@
|
||||
; libcrash -- cryptographic hash functions
|
||||
;
|
||||
; Copyright (C) 2012-2013 Ivan Baravy (dunkaist)
|
||||
;
|
||||
; This program is free software: you can redistribute it and/or modify
|
||||
; it under the terms of the GNU General Public License as published by
|
||||
; the Free Software Foundation, either version 3 of the License, or
|
||||
; (at your option) any later version.
|
||||
;
|
||||
; This program is distributed in the hope that it will be useful,
|
||||
; but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||||
; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
||||
; GNU General Public License for more details.
|
||||
;
|
||||
; You should have received a copy of the GNU General Public License
|
||||
; along with this program. If not, see <http://www.gnu.org/licenses/>.
|
||||
|
||||
proc crash.sha1.f
|
||||
push ebx ecx edx
|
||||
xor ecx, edx
|
||||
@ -29,30 +46,33 @@ proc crash.sha1.h
|
||||
ret
|
||||
endp
|
||||
|
||||
macro crash.sha1.round f, k, c
|
||||
{
|
||||
mov esi, eax
|
||||
rol esi, 5
|
||||
mov [temp], esi
|
||||
call f
|
||||
|
||||
proc crash.sha1 _sha1, _data, _len, _callback, _msglen
|
||||
add esi, edi
|
||||
add [temp], esi
|
||||
mov esi, [w + (c)*4]
|
||||
add esi, k
|
||||
add [temp], esi
|
||||
|
||||
mov edi, edx
|
||||
mov edx, ecx
|
||||
mov ecx, ebx
|
||||
rol ecx, 30
|
||||
mov ebx, eax
|
||||
mov eax, [temp]
|
||||
}
|
||||
|
||||
|
||||
proc crash.sha1 _sha1, _data
|
||||
locals
|
||||
final rd 1
|
||||
temp rd 1
|
||||
counter rd 1
|
||||
summand rd 1
|
||||
shafunc rd 1
|
||||
w rd 80
|
||||
endl
|
||||
mov [final], 0
|
||||
.first:
|
||||
mov eax, [_msglen]
|
||||
mov ecx, [_len]
|
||||
add [eax], ecx
|
||||
mov esi, [_data]
|
||||
test ecx, ecx
|
||||
jz .callback
|
||||
.begin:
|
||||
sub [_len], 64
|
||||
jnc @f
|
||||
add [_len], 64
|
||||
jmp .endofblock
|
||||
@@:
|
||||
lea edi, [w]
|
||||
xor ecx, ecx
|
||||
@@:
|
||||
@ -84,110 +104,21 @@ endl
|
||||
|
||||
push esi
|
||||
|
||||
mov [counter], 0
|
||||
mov [summand], 0x5a827999
|
||||
mov [shafunc], crash.sha1.f
|
||||
@@:
|
||||
mov esi, eax
|
||||
rol esi, 5
|
||||
mov [temp], esi
|
||||
call [shafunc]
|
||||
repeat 20
|
||||
crash.sha1.round crash.sha1.f, 0x5a827999, %-1
|
||||
end repeat
|
||||
|
||||
add esi, edi
|
||||
add [temp], esi
|
||||
mov esi, [counter]
|
||||
mov esi, [w + esi*4]
|
||||
add esi, [summand]
|
||||
add [temp], esi
|
||||
repeat 20
|
||||
crash.sha1.round crash.sha1.g, 0x6ed9eba1, %-1+20
|
||||
end repeat
|
||||
|
||||
mov edi, edx
|
||||
mov edx, ecx
|
||||
mov ecx, ebx
|
||||
rol ecx, 30
|
||||
mov ebx, eax
|
||||
mov eax, [temp]
|
||||
repeat 20
|
||||
crash.sha1.round crash.sha1.h, 0x8f1bbcdc, %-1+40
|
||||
end repeat
|
||||
|
||||
add [counter], 1
|
||||
cmp [counter], 20
|
||||
jne @b
|
||||
|
||||
mov [summand], 0x6ed9eba1
|
||||
mov [shafunc], crash.sha1.g
|
||||
@@:
|
||||
mov esi, eax
|
||||
rol esi, 5
|
||||
mov [temp], esi
|
||||
call dword[shafunc]
|
||||
|
||||
add esi, edi
|
||||
add [temp], esi
|
||||
mov esi, [counter]
|
||||
mov esi, [w + esi*4]
|
||||
add esi, [summand]
|
||||
add [temp], esi
|
||||
|
||||
mov edi, edx
|
||||
mov edx, ecx
|
||||
mov ecx, ebx
|
||||
rol ecx, 30
|
||||
mov ebx, eax
|
||||
mov eax, [temp]
|
||||
|
||||
add [counter], 1
|
||||
cmp [counter], 40
|
||||
jne @b
|
||||
|
||||
mov [summand], 0x8f1bbcdc
|
||||
mov [shafunc], crash.sha1.h
|
||||
@@:
|
||||
mov esi, eax
|
||||
rol esi, 5
|
||||
mov [temp], esi
|
||||
call dword[shafunc]
|
||||
|
||||
add esi, edi
|
||||
add [temp], esi
|
||||
mov esi, [counter]
|
||||
mov esi, [w + esi*4]
|
||||
add esi, [summand]
|
||||
add [temp], esi
|
||||
|
||||
mov edi, edx
|
||||
mov edx, ecx
|
||||
mov ecx, ebx
|
||||
rol ecx, 30
|
||||
mov ebx, eax
|
||||
mov eax, [temp]
|
||||
|
||||
add [counter], 1
|
||||
cmp [counter], 60
|
||||
jne @b
|
||||
|
||||
mov [summand], 0xca62c1d6
|
||||
mov [shafunc], crash.sha1.g
|
||||
@@:
|
||||
mov esi, eax
|
||||
rol esi, 5
|
||||
mov [temp], esi
|
||||
call dword[shafunc]
|
||||
|
||||
add esi, edi
|
||||
add [temp], esi
|
||||
mov esi, [counter]
|
||||
mov esi, [w + esi*4]
|
||||
add esi, [summand]
|
||||
add [temp], esi
|
||||
|
||||
mov edi, edx
|
||||
mov edx, ecx
|
||||
mov ecx, ebx
|
||||
rol ecx, 30
|
||||
mov ebx, eax
|
||||
mov eax, [temp]
|
||||
|
||||
add [counter], 1
|
||||
cmp [counter], 80
|
||||
jne @b
|
||||
repeat 20
|
||||
crash.sha1.round crash.sha1.g, 0xca62c1d6, %-1+60
|
||||
end repeat
|
||||
|
||||
pop esi
|
||||
|
||||
@ -199,60 +130,7 @@ endl
|
||||
add [edi + 0x0c], edx
|
||||
mov eax, [temp]
|
||||
add [edi + 0x10], eax
|
||||
jmp .begin
|
||||
.endofblock:
|
||||
cmp [final], 1
|
||||
je .quit
|
||||
|
||||
.callback:
|
||||
mov eax, [_callback]
|
||||
test eax, eax
|
||||
jz @f
|
||||
call eax
|
||||
test eax, eax
|
||||
jz @f
|
||||
mov [_len], eax
|
||||
jmp .first
|
||||
@@:
|
||||
|
||||
mov edi, [_data]
|
||||
mov ecx, [_len]
|
||||
rep movsb
|
||||
mov eax, [_msglen]
|
||||
mov eax, [eax]
|
||||
and eax, 63
|
||||
mov ecx, 56
|
||||
sub ecx, eax
|
||||
ja @f
|
||||
add ecx, 64
|
||||
@@:
|
||||
add [_len], ecx
|
||||
mov byte[edi], 0x80
|
||||
add edi, 1
|
||||
sub ecx, 1
|
||||
mov al, 0
|
||||
rep stosb
|
||||
mov eax, [_msglen]
|
||||
mov eax, [eax]
|
||||
mov edx, 8
|
||||
mul edx
|
||||
bswap eax
|
||||
bswap edx
|
||||
mov dword[edi], edx
|
||||
mov dword[edi + 4], eax
|
||||
add [_len], 8
|
||||
mov [final], 1
|
||||
jmp .first
|
||||
.quit:
|
||||
mov esi, [_sha1]
|
||||
mov edi, esi
|
||||
mov ecx, 5
|
||||
@@:
|
||||
lodsd
|
||||
bswap eax
|
||||
stosd
|
||||
sub ecx, 1
|
||||
jnz @b
|
||||
ret
|
||||
endp
|
||||
|
||||
|
||||
@ -1,3 +1,20 @@
|
||||
; libcrash -- cryptographic hash functions
|
||||
;
|
||||
; Copyright (C) 2012-2013 Ivan Baravy (dunkaist)
|
||||
;
|
||||
; This program is free software: you can redistribute it and/or modify
|
||||
; it under the terms of the GNU General Public License as published by
|
||||
; the Free Software Foundation, either version 3 of the License, or
|
||||
; (at your option) any later version.
|
||||
;
|
||||
; This program is distributed in the hope that it will be useful,
|
||||
; but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||||
; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
||||
; GNU General Public License for more details.
|
||||
;
|
||||
; You should have received a copy of the GNU General Public License
|
||||
; along with this program. If not, see <http://www.gnu.org/licenses/>.
|
||||
|
||||
macro chn x, y, z
|
||||
{
|
||||
mov eax, [y]
|
||||
@ -120,9 +137,8 @@ macro crash.sha256.round_17_64 a, b, c, d, e, f, g, h, n, rep_num
|
||||
}
|
||||
|
||||
|
||||
proc crash.sha256 _sha256, _data, _len, _callback, _msglen
|
||||
proc crash.sha256 _sha256, _data
|
||||
locals
|
||||
final rd 1
|
||||
w rd 64
|
||||
A rd 1
|
||||
B rd 1
|
||||
@ -133,20 +149,6 @@ locals
|
||||
G rd 1
|
||||
H rd 1
|
||||
endl
|
||||
mov [final], 0
|
||||
.first:
|
||||
mov eax, [_msglen]
|
||||
mov ecx, [_len]
|
||||
add [eax], ecx
|
||||
mov esi, [_data]
|
||||
test ecx, ecx
|
||||
jz .callback
|
||||
.begin:
|
||||
sub [_len], 64
|
||||
jnc @f
|
||||
add [_len], 64
|
||||
jmp .endofblock
|
||||
@@:
|
||||
mov edi, [_sha256]
|
||||
mov eax, [edi + 0x00]
|
||||
mov [A], eax
|
||||
@ -219,60 +221,7 @@ end repeat
|
||||
mov eax, [H]
|
||||
add [edi + 0x1c], eax
|
||||
add esi, 64
|
||||
jmp .begin
|
||||
.endofblock:
|
||||
cmp [final], 1
|
||||
je .quit
|
||||
|
||||
.callback:
|
||||
mov eax, [_callback]
|
||||
test eax, eax
|
||||
jz @f
|
||||
call eax
|
||||
test eax, eax
|
||||
jz @f
|
||||
mov [_len], eax
|
||||
jmp .first
|
||||
@@:
|
||||
|
||||
mov edi, [_data]
|
||||
mov ecx, [_len]
|
||||
rep movsb
|
||||
mov eax, [_msglen]
|
||||
mov eax, [eax]
|
||||
and eax, 63
|
||||
mov ecx, 56
|
||||
sub ecx, eax
|
||||
ja @f
|
||||
add ecx, 64
|
||||
@@:
|
||||
add [_len], ecx
|
||||
mov byte[edi], 0x80
|
||||
add edi, 1
|
||||
sub ecx, 1
|
||||
mov al, 0
|
||||
rep stosb
|
||||
mov eax, [_msglen]
|
||||
mov eax, [eax]
|
||||
mov edx, 8
|
||||
mul edx
|
||||
bswap eax
|
||||
bswap edx
|
||||
mov dword[edi], edx
|
||||
mov dword[edi + 4], eax
|
||||
add [_len], 8
|
||||
mov [final], 1
|
||||
jmp .first
|
||||
.quit:
|
||||
mov esi, [_sha256]
|
||||
mov edi, esi
|
||||
mov ecx, 8
|
||||
@@:
|
||||
lodsd
|
||||
bswap eax
|
||||
stosd
|
||||
sub ecx, 1
|
||||
jnz @b
|
||||
ret
|
||||
endp
|
||||
|
||||
|
||||
@ -1,3 +1,20 @@
|
||||
; libcrash -- cryptographic hash functions
|
||||
;
|
||||
; Copyright (C) 2012-2013 Ivan Baravy (dunkaist)
|
||||
;
|
||||
; This program is free software: you can redistribute it and/or modify
|
||||
; it under the terms of the GNU General Public License as published by
|
||||
; the Free Software Foundation, either version 3 of the License, or
|
||||
; (at your option) any later version.
|
||||
;
|
||||
; This program is distributed in the hope that it will be useful,
|
||||
; but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||||
; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
||||
; GNU General Public License for more details.
|
||||
;
|
||||
; You should have received a copy of the GNU General Public License
|
||||
; along with this program. If not, see <http://www.gnu.org/licenses/>.
|
||||
|
||||
macro chn x, y, z
|
||||
{
|
||||
movq mm0, [y]
|
||||
@ -158,9 +175,8 @@ macro crash.sha512.round_17_64 a, b, c, d, e, f, g, h, n, rep_num
|
||||
}
|
||||
|
||||
|
||||
proc crash.sha512 _sha512, _data, _len, _callback, _msglen
|
||||
proc crash.sha512 _sha512, _data
|
||||
locals
|
||||
final rd 1
|
||||
w rq 80
|
||||
A rq 1
|
||||
B rq 1
|
||||
@ -172,20 +188,6 @@ locals
|
||||
H rq 1
|
||||
temp rq 1
|
||||
endl
|
||||
mov [final], 0
|
||||
.first:
|
||||
mov eax, [_msglen]
|
||||
mov ecx, [_len]
|
||||
add [eax], ecx
|
||||
mov esi, [_data]
|
||||
test ecx, ecx
|
||||
jz .callback
|
||||
.begin:
|
||||
sub [_len], 128
|
||||
jnc @f
|
||||
add [_len], 128
|
||||
jmp .endofblock
|
||||
@@:
|
||||
mov edi, [_sha512]
|
||||
movq mm0, [edi + 0x00]
|
||||
movq [A], mm0
|
||||
@ -268,69 +270,7 @@ end repeat
|
||||
paddq mm0, [edi + 0x38]
|
||||
movq [edi + 0x38], mm0
|
||||
add esi, 128
|
||||
jmp .begin
|
||||
.endofblock:
|
||||
cmp [final], 1
|
||||
je .quit
|
||||
|
||||
.callback:
|
||||
mov eax, [_callback]
|
||||
test eax, eax
|
||||
jz @f
|
||||
call eax
|
||||
test eax, eax
|
||||
jz @f
|
||||
mov [_len], eax
|
||||
jmp .first
|
||||
@@:
|
||||
|
||||
mov edi, [_data]
|
||||
mov ecx, [_len]
|
||||
rep movsb
|
||||
mov eax, [_msglen]
|
||||
mov eax, [eax]
|
||||
and eax, 127
|
||||
mov ecx, 112
|
||||
sub ecx, eax
|
||||
ja @f
|
||||
add ecx, 128
|
||||
@@:
|
||||
add [_len], ecx
|
||||
mov byte[edi], 0x80
|
||||
add edi, 1
|
||||
sub ecx, 1
|
||||
mov al, 0
|
||||
rep stosb
|
||||
xor eax, eax
|
||||
stosd
|
||||
stosd
|
||||
mov eax, [_msglen]
|
||||
mov eax, [eax]
|
||||
mov edx, 8
|
||||
mul edx
|
||||
bswap eax
|
||||
bswap edx
|
||||
mov dword[edi], edx
|
||||
mov dword[edi + 4], eax
|
||||
add [_len], 16
|
||||
mov [final], 1
|
||||
jmp .first
|
||||
.quit:
|
||||
mov esi, [_sha512]
|
||||
mov edi, esi
|
||||
mov ecx, 8
|
||||
@@:
|
||||
lodsd
|
||||
bswap eax
|
||||
mov ebx, eax
|
||||
lodsd
|
||||
bswap eax
|
||||
stosd
|
||||
mov eax, ebx
|
||||
stosd
|
||||
sub ecx, 1
|
||||
jnz @b
|
||||
emms
|
||||
ret
|
||||
endp
|
||||
|
||||
|
||||
Loading…
Reference in New Issue
Block a user