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add LSB-first comment and Poly value

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Wang Yaofu
2021-08-25 18:47:07 +08:00
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parent a3fdcc0bf6
commit 4f8f66d5e9
1 changed files with 8 additions and 2 deletions
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crc/crc32.c
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@@ -1,8 +1,14 @@
/* /*
** The crc32 is licensed under the Apache License, Version 2.0, and a copy of the license is included in this file. ** The crc32 is licensed under the Apache License, Version 2.0, and a copy of the license is included in this file.
** **
**Author:Wang Yaofu voipman@qq.com ** Author:Wang Yaofu voipman@qq.com
**Description: The source file of class crc32. ** Description: The source file of class crc32.
** CRC32 implementation according to IEEE standards.
** Polynomials are represented in LSB-first form
** following parameters:
** Width : 32 bit
** Poly : 0xedb88320 (That is actually x^8 + x^5 + x^4 + 1)
** Output for "123456789" : 0xCBF43926
*/ */
#include <stdlib.h> #include <stdlib.h>
#include "crc32.h" #include "crc32.h"