Function checksum_sha256_buffer

S3/Crypto.py:300–306

(buffer, offset=0, size=None)

def checksum_sha256_buffer(buffer, offset=0, size=None):
    hash = sha256()
    if size is None:
        hash.update(buffer)
    else:
        hash.update(buffer[offset:offset+size])
    return hash
__all__.append("checksum_sha256_buffer")