From 8d95c2fcad1205937f79fde52e485a9435f25391 Mon Sep 17 00:00:00 2001
From: kieron <kieron@6dbc8c32-bb84-406f-8558-d1cf31a0ab0c>
Date: Thu, 10 May 2018 15:35:43 +0000
Subject: [PATCH] git-svn-id: https://spexeah.com:8443/svn/Asuro@706
6dbc8c32-bb84-406f-8558-d1cf31a0ab0c
---
lib/crc.ppu | Bin 0 -> 1513 bytes
src/include/crc.pas | 76 ++++++++++++++++++++++++++++++++++++++++++++
2 files changed, 76 insertions(+)
create mode 100644 lib/crc.ppu
create mode 100644 src/include/crc.pas
diff --git a/lib/crc.ppu b/lib/crc.ppu
new file mode 100644
index 0000000000000000000000000000000000000000..29f0b1afabc40658f20c6ffc08c296fd8781941a
GIT binary patch
literal 1513
zcmbtU&1(};5P$PFo3Cm~tqCesakC;A5KNUG6eOlO1T=(v9BL1eCIKU{h9(Fqo^t3(
z@Y;h{ui{A%5d}|zBKkLY^XMTq$~wQ<>}CxX1s}}3dB6F3Z)SGO<@(v>^PwRrL%l9r
z>W!(?(vkO{pYL4w8dgdzGGT?7h>Ye|Q=~eueZX{tu`|6!zuWqD4c26Y`*-_;_N|9s
zE^U7(9UH<l4uxsL^tNVs9_MhZ+u7&=Yal2VMTAF%$ArUGQA_xo@Cr6sB<A7jTD4ZV
zIs&jjid2+QgHKscI2XWRU?ROXVKX)U%|<NdJ^$=fHydiIF(z@%KVBiU7aGVh2@sKs
zk#NlzuF1itnF7~gQLgG1=!f)W9nTVJgz{`LQ3hCWNwK4-vD7)J3d)Y7(|kS&j4sA`
zFhok{EBWh8%UQczzr0o}*!f&#wOGnsv3&^{w0{?k_Q=xTMYD?@SWMc&1F6Tek#OUa
z+Ao$$rFiG38OX0K_=WnNdu=vd@=Om+Oi%EB(Cxd@V}K-yXcyrZa6SqY<IDae{_Mc8
z43RspzUDAAN!-ztce28LJt?o2G=?J`V8$D=DEf&zlK*NN0lo<=1LI95Z=o+rbM+H4
z;~qS_M^Wm|W@q3ybf1+EU_dcM!_u*0saUho4Bzr^m3KYacWkprr}4_62lBqn^k{N+
zCj0EWCa_;*|2)3KB4zOI9S`LFG30-mx0h`A3f8pZ&)X>!p<Z6i)e6!L`#)wb&7rl0
zsn^XLoFwH<(i0@*^^^%ihvH}p&2eXD#qunlF^2VmY44fCxKR>5G23e*Iww&`y=4XF
zpHle8nuEqhmj^p;x=9qhV-(-<N9M<wD2e~#T)o$74BAo!ze1!wu?maE3Gk{MW*9lY
E0A7`ftN;K2
literal 0
HcmV?d00001
diff --git a/src/include/crc.pas b/src/include/crc.pas
new file mode 100644
index 00000000..0b7f001f
--- /dev/null
+++ b/src/include/crc.pas
@@ -0,0 +1,76 @@
+unit crc;
+
+interface
+
+function CRC32(p : puint8; size : uint32) : uint32;
+
+implementation
+
+const
+ table : array[0..255] of uint32 = ( $00000000, $77073096, $ee0e612c, $990951ba, $076dc419, $706af48f,
+ $e963a535, $9e6495a3, $0edb8832, $79dcb8a4, $e0d5e91e, $97d2d988,
+ $09b64c2b, $7eb17cbd, $e7b82d07, $90bf1d91, $1db71064, $6ab020f2,
+ $f3b97148, $84be41de, $1adad47d, $6ddde4eb, $f4d4b551, $83d385c7,
+ $136c9856, $646ba8c0, $fd62f97a, $8a65c9ec, $14015c4f, $63066cd9,
+ $fa0f3d63, $8d080df5, $3b6e20c8, $4c69105e, $d56041e4, $a2677172,
+ $3c03e4d1, $4b04d447, $d20d85fd, $a50ab56b, $35b5a8fa, $42b2986c,
+ $dbbbc9d6, $acbcf940, $32d86ce3, $45df5c75, $dcd60dcf, $abd13d59,
+ $26d930ac, $51de003a, $c8d75180, $bfd06116, $21b4f4b5, $56b3c423,
+ $cfba9599, $b8bda50f, $2802b89e, $5f058808, $c60cd9b2, $b10be924,
+ $2f6f7c87, $58684c11, $c1611dab, $b6662d3d, $76dc4190, $01db7106,
+ $98d220bc, $efd5102a, $71b18589, $06b6b51f, $9fbfe4a5, $e8b8d433,
+ $7807c9a2, $0f00f934, $9609a88e, $e10e9818, $7f6a0dbb, $086d3d2d,
+ $91646c97, $e6635c01, $6b6b51f4, $1c6c6162, $856530d8, $f262004e,
+ $6c0695ed, $1b01a57b, $8208f4c1, $f50fc457, $65b0d9c6, $12b7e950,
+ $8bbeb8ea, $fcb9887c, $62dd1ddf, $15da2d49, $8cd37cf3, $fbd44c65,
+ $4db26158, $3ab551ce, $a3bc0074, $d4bb30e2, $4adfa541, $3dd895d7,
+ $a4d1c46d, $d3d6f4fb, $4369e96a, $346ed9fc, $ad678846, $da60b8d0,
+ $44042d73, $33031de5, $aa0a4c5f, $dd0d7cc9, $5005713c, $270241aa,
+ $be0b1010, $c90c2086, $5768b525, $206f85b3, $b966d409, $ce61e49f,
+ $5edef90e, $29d9c998, $b0d09822, $c7d7a8b4, $59b33d17, $2eb40d81,
+ $b7bd5c3b, $c0ba6cad, $edb88320, $9abfb3b6, $03b6e20c, $74b1d29a,
+ $ead54739, $9dd277af, $04db2615, $73dc1683, $e3630b12, $94643b84,
+ $0d6d6a3e, $7a6a5aa8, $e40ecf0b, $9309ff9d, $0a00ae27, $7d079eb1,
+ $f00f9344, $8708a3d2, $1e01f268, $6906c2fe, $f762575d, $806567cb,
+ $196c3671, $6e6b06e7, $fed41b76, $89d32be0, $10da7a5a, $67dd4acc,
+ $f9b9df6f, $8ebeeff9, $17b7be43, $60b08ed5, $d6d6a3e8, $a1d1937e,
+ $38d8c2c4, $4fdff252, $d1bb67f1, $a6bc5767, $3fb506dd, $48b2364b,
+ $d80d2bda, $af0a1b4c, $36034af6, $41047a60, $df60efc3, $a867df55,
+ $316e8eef, $4669be79, $cb61b38c, $bc66831a, $256fd2a0, $5268e236,
+ $cc0c7795, $bb0b4703, $220216b9, $5505262f, $c5ba3bbe, $b2bd0b28,
+ $2bb45a92, $5cb36a04, $c2d7ffa7, $b5d0cf31, $2cd99e8b, $5bdeae1d,
+ $9b64c2b0, $ec63f226, $756aa39c, $026d930a, $9c0906a9, $eb0e363f,
+ $72076785, $05005713, $95bf4a82, $e2b87a14, $7bb12bae, $0cb61b38,
+ $92d28e9b, $e5d5be0d, $7cdcefb7, $0bdbdf21, $86d3d2d4, $f1d4e242,
+ $68ddb3f8, $1fda836e, $81be16cd, $f6b9265b, $6fb077e1, $18b74777,
+ $88085ae6, $ff0f6a70, $66063bca, $11010b5c, $8f659eff, $f862ae69,
+ $616bffd3, $166ccf45, $a00ae278, $d70dd2ee, $4e048354, $3903b3c2,
+ $a7672661, $d06016f7, $4969474d, $3e6e77db, $aed16a4a, $d9d65adc,
+ $40df0b66, $37d83bf0, $a9bcae53, $debb9ec5, $47b2cf7f, $30b5ffe9,
+ $bdbdf21c, $cabac28a, $53b39330, $24b4a3a6, $bad03605, $cdd70693,
+ $54de5729, $23d967bf, $b3667a2e, $c4614ab8, $5d681b02, $2a6f2b94,
+ $b40bbe37, $c30c8ea1, $5a05df1b, $2d02ef8d
+ );
+
+function UpdateCRC32(ch : uint8; crc : uint32) : uint32;
+begin
+ UpdateCRC32:= table[((crc) XOR (ch)) AND $FF] XOR ((crc) SHR 8);
+end;
+
+function CRC32(p : puint8; size : uint32) : uint32;
+var
+ i : uint32;
+ q : puint8;
+ CRCValue : uint32;
+
+begin
+ CRCValue:= $FFFFFFFF;
+ q:= p;
+ for i:=0 to Size-1 do begin
+ CRCValue:= UpdateCRC32(q^, CRCValue);
+ inc(q);
+ end;
+ CRC32:= not CRCValue;
+end;
+
+end.
\ No newline at end of file