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Costmetic update

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This commit is contained in:
Gregory Nutt 2016-01-23 11:18:39 -06:00
parent 91b762aa86
commit 9ece46e917
1 changed files with 15 additions and 8 deletions
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23
libc/misc/lib_crc8.c
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@ -47,20 +47,27 @@
/************************************************************************************************ /************************************************************************************************
* Private Data * Private Data
* ************************************************************************************************/
/************************************************************************************************
* CRC8 table generated with: * CRC8 table generated with:
* *
* #define POLY 0xB2 // ((uint8_t) 0x14D) ^ 0xFF * #define POLY 0xB2 // ((uint8_t) 0x14D) ^ 0xFF
* *
* printf(" "); * printf(" ");
* for (y=0; y<256; y++) * for (y = 0; y < 256; y++)
* { * {
* crc = y; * crc = y;
* for (x=0; x<8; x++) * for (x = 0; x < 8; x++)
* crc = (crc & 1) ? POLY ^ (crc >> 1) : crc >> 1; * {
* crc = (crc & 1) ? POLY ^ (crc >> 1) : crc >> 1;
* }
*
* printf("0x%02X, ", crc); * printf("0x%02X, ", crc);
* if ((y & 0x07) == 0x7) * if ((y & 0x07) == 0x7)
* printf("\n "); * {
* printf("\n ");
* }
* } * }
* *
************************************************************************************************/ ************************************************************************************************/
@ -104,6 +111,7 @@ static const uint8_t crc8_tab[256] =
/************************************************************************************************ /************************************************************************************************
* Public Functions * Public Functions
************************************************************************************************/ ************************************************************************************************/
/************************************************************************************************ /************************************************************************************************
* Name: crc8part * Name: crc8part
* *
@ -138,4 +146,3 @@ uint8_t crc8(FAR const uint8_t *src, size_t len)
{ {
return crc8part(src, len, 0); return crc8part(src, len, 0);
} }