oot/tools/ZAPD/ZAPD/CRC32.h at 9984c267d9d7a8ab207e092b9fa9aa87c894f808 - mirror/oot - Gitan by King_DuckZ

mirror/oot

mirror of https://github.com/zeldaret/oot.git synced 2025-01-15 12:47:04 +00:00

Nicholas Estelami 0432011bd9

Updated to use latest version of ZAPD (#777 )

* Updated config file

* Added missing files

* Temporarily removed asm_processor changes.

* git subrepo pull --force tools/ZAPD

subrepo:
  subdir:   "tools/ZAPD"
  merged:   "96ffc1e62"
upstream:
  origin:   "https://github.com/zeldaret/ZAPD.git"
  branch:   "master"
  commit:   "96ffc1e62"
git-subrepo:
  version:  "0.4.3"
  origin:   "???"
  commit:   "???"

* git subrepo pull --force tools/ZAPD

subrepo:
  subdir:   "tools/ZAPD"
  merged:   "179af7d11"
upstream:
  origin:   "https://github.com/zeldaret/ZAPD.git"
  branch:   "master"
  commit:   "179af7d11"
git-subrepo:
  version:  "0.4.3"
  origin:   "???"
  commit:   "???"

* Cleanup and fixes.

* git subrepo pull --force tools/ZAPD

subrepo:
  subdir:   "tools/ZAPD"
  merged:   "50ad2fe78"
upstream:
  origin:   "https://github.com/zeldaret/ZAPD.git"
  branch:   "master"
  commit:   "50ad2fe78"
git-subrepo:
  version:  "0.4.3"
  origin:   "???"
  commit:   "???"

* Makefile fix

* git subrepo pull --force tools/ZAPD

subrepo:
  subdir:   "tools/ZAPD"
  merged:   "b9120803e"
upstream:
  origin:   "https://github.com/zeldaret/ZAPD.git"
  branch:   "master"
  commit:   "b9120803e"
git-subrepo:
  version:  "0.4.3"
  origin:   "???"
  commit:   "???"

Co-authored-by: Jack Walker <7463599+Jack-Walker@users.noreply.github.com>

2021-04-30 23:23:22 +02:00

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 #pragma once
 static uint32_t CRC32B(unsigned char* message, int32_t size)
 {
 	int32_t byte, crc;
 	int32_t mask;
 	crc = 0xFFFFFFFF;
 	for (int32_t i = 0; i < size; i++)
 	{
 		byte = message[i];
 		crc = crc ^ byte;
 		for (int32_t j = 7; j >= 0; j--)
 		{
 			mask = -(crc & 1);
 			crc = (crc >> 1) ^ (0xEDB88320 & mask);
 		}
 	}
 	return ~(uint32_t)(crc);
 }