Bloom functions

int eth_bloom_init(struct eth_bloom *dest)

int eth_bloom_from_bytes(struct eth_bloom *bloom, const uint8_t *bytes, size_t len)

int eth_bloom_and(const struct eth_bloom *lhs, const struct eth_bloom *rhs)

int eth_bloom_or(struct eth_bloom *lhs, const struct eth_bloom *rhs)

int eth_bloom_copy(struct eth_bloom *dest, const struct eth_bloom *src)