/* ###
 * IP: GHIDRA
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package ghidra.app.plugin.core.checksums;

import java.io.IOException;
import java.io.InputStream;

import ghidra.program.model.address.AddressSetView;
import ghidra.program.model.mem.Memory;
import ghidra.program.model.util.MemoryByteIterator;

class MemoryInputStream extends InputStream {
	MemoryByteIterator it;

	MemoryInputStream(Memory mem, AddressSetView set) {
		it = new MemoryByteIterator(mem, set);
	}

	@Override
	public int read() throws IOException {
		return it.hasNext() ? Byte.toUnsignedInt(it.nextByte()) : -1;
	}
}
