/* read an header from "source" */
static ZFASTINLINE void fastlz_read_header(const Bytef* source,
uInt *type,
uInt *block_size,
uInt *compressed,
uInt *original) {
if (memcmp(&source[0], BLOCK_MAGIC, 7) == 0) {
const int packed_type = READ_8(&source[7]);
const int block_pow = packed_type & 0x0f;
*type = packed_type & 0xf0;
*compressed = READ_32(&source[8]);
*original = READ_32(&source[12]);
*block_size = POWER_TO_BLOCK_SIZE(block_pow);
} else {
*type = BLOCK_TYPE_BAD_MAGIC;
*compressed = 0;
*original = 0;
*block_size = 0;
}
}
static Z_INLINE zuint16 read_16bit(M6502 *object, zuint16 address)
{return (zuint16)(READ_8(address) | (zuint16)READ_8(address + 1) << 8);}
