uint32_t aws_checksums_crc32()

in source/crc.c [13:22]

• 10 lines of code
• 3 McCabe index (conditional complexity)

uint32_t aws_checksums_crc32(const uint8_t *input, int length, uint32_t previousCrc32) {
    if (AWS_UNLIKELY(!s_crc32_fn_ptr)) {
        if (aws_cpu_has_feature(AWS_CPU_FEATURE_ARM_CRC)) {
            s_crc32_fn_ptr = aws_checksums_crc32_hw;
        } else {
            s_crc32_fn_ptr = aws_checksums_crc32_sw;
        }
    }
    return s_crc32_fn_ptr(input, length, previousCrc32);
}