From 5bf13c7f48fe91c7902ce50250bc1a5a2398a2ae Mon Sep 17 00:00:00 2001 From: red031000 Date: Fri, 23 Jul 2021 01:11:15 +0100 Subject: separate out libs to libc, libnns and NitroSDK --- arm9/lib/NitroSDK/include/MATH_crc.h | 45 ++++++++++++++++++++++++++++++++++++ 1 file changed, 45 insertions(+) create mode 100644 arm9/lib/NitroSDK/include/MATH_crc.h (limited to 'arm9/lib/NitroSDK/include/MATH_crc.h') diff --git a/arm9/lib/NitroSDK/include/MATH_crc.h b/arm9/lib/NitroSDK/include/MATH_crc.h new file mode 100644 index 00000000..4f06fa75 --- /dev/null +++ b/arm9/lib/NitroSDK/include/MATH_crc.h @@ -0,0 +1,45 @@ +#ifndef GUARD_MATH_CRC_H +#define GUARD_MATH_CRC_H + +#include "nitro/types.h" + +typedef u8 MATHCRC8Context; +typedef u16 MATHCRC16Context; +typedef u32 MATHCRC32Context; + +#define MATH_CRC16_CCITT_POLY 0x1021 + +struct MATHCRC8Table { + u8 table[256]; +}; + +struct MATHCRC16Table { + u16 table[256]; +}; + +struct MATHCRC32Table { + u32 table[256]; +}; + +u32 MATH_CalcCRC32(const struct MATHCRC32Table *table, const void *data, u32 dataLength); +void MATHi_CRC32UpdateRev(const struct MATHCRC32Table *table, MATHCRC32Context *context, const void *input, u32 length); +u16 MATH_CalcCRC16CCITT(const struct MATHCRC16Table *table, const void *data, u32 dataLength); +void MATHi_CRC16Update(const struct MATHCRC16Table *table, MATHCRC16Context *context, const void *input, u32 length); +u16 MATH_CalcCRC16(const struct MATHCRC16Table *table, const void *data, u32 dataLength); +void MATHi_CRC16UpdateRev(const struct MATHCRC16Table *table, MATHCRC16Context *context, const void *input, u32 length); +u8 MATH_CalcCRC8(const struct MATHCRC8Table *table, const void *data, u32 dataLength); +void MATHi_CRC8Update(const struct MATHCRC8Table *table, MATHCRC8Context *context, const void *input, u32 length); +void MATHi_CRC32InitTableRev(struct MATHCRC32Table *table, u32 poly); +void MATHi_CRC16UpdateRev(const struct MATHCRC16Table *table, MATHCRC16Context *context, const void *input, u32 length); +void MATHi_CRC16Update(const struct MATHCRC16Table *table, MATHCRC16Context *context, const void *input, u32 length); +void MATHi_CRC16InitTableRev(struct MATHCRC16Table *table, u16 poly); +void MATHi_CRC16InitTable(struct MATHCRC16Table *table, u16 poly); +void MATHi_CRC8Update(const struct MATHCRC8Table *table, MATHCRC8Context *context, const void *input, u32 length); +void MATHi_CRC8InitTable(struct MATHCRC8Table *table, u8 poly); + +static inline void MATH_CRC16InitTable(struct MATHCRC16Table * table) +{ + MATHi_CRC16InitTable(table, MATH_CRC16_CCITT_POLY); +} + +#endif -- cgit v1.2.3