Bit Reversal in an 8-bit Value

#include <stdio.h>
#include <stdint.h>

uint8_t reverse_bits(uint8_t val) {
    uint8_t mask = 0;

    for (int i = 0; i < 8; i++ ){
        mask = (mask<<1);
        if( (val) & (1) ){
            mask += 1;
        }
        val = (val>>1);
    }
    


    return mask;
}

int main() {
    uint8_t val;
    scanf("%hhu", &val);

    uint8_t result = reverse_bits(val);
    printf("%u", result);
    return 0;
}