diff options
| -rw-r--r-- | dev/kernel/NeKit/Crc32.h | 2 | ||||
| -rw-r--r-- | dev/kernel/src/Crc32.cc | 6 |
2 files changed, 5 insertions, 3 deletions
diff --git a/dev/kernel/NeKit/Crc32.h b/dev/kernel/NeKit/Crc32.h index 8988f828..0fc35134 100644 --- a/dev/kernel/NeKit/Crc32.h +++ b/dev/kernel/NeKit/Crc32.h @@ -16,7 +16,7 @@ #define kCrcCnt (256) namespace Kernel { -UInt32 ke_calculate_crc32(const Char* crc, Int32 len) noexcept; +UInt32 ke_calculate_crc32(const VoidPtr crc, Int32 len) noexcept; } // namespace Kernel #endif // !CRC32_H diff --git a/dev/kernel/src/Crc32.cc b/dev/kernel/src/Crc32.cc index fddcb095..46a1d940 100644 --- a/dev/kernel/src/Crc32.cc +++ b/dev/kernel/src/Crc32.cc @@ -49,11 +49,13 @@ UInt32 kChecksumPolys[kCrcCnt] = { /// @param in the data to compute. /// @param len the length of the data. /// @return CRC32 of **in**. -UInt32 ke_calculate_crc32(const Char* in, Int32 len) noexcept { - if (!in || *in == 0) return ~0; +UInt32 ke_calculate_crc32(const VoidPtr inp, Int32 len) noexcept { + if (!inp) return ~0; UInt32 crc = 0xffffffff; + Char* in = static_cast<Char*>(inp); + while ((len--) > 0) crc = (crc >> 8) ^ kChecksumPolys[(crc ^ *(in++)) & 0xFF]; return ~crc; |