private void processCrcChunk() throws IOException {
		int fileCrc = reader.readNextInt();
		int value = (int) crc.getValue();
		if (fileCrc != value) {
			throw new IOException("Computed crc (0x" + Integer.toHexString(value) +
				") did not match the expected crc (0x" + Integer.toHexString(fileCrc) + ").");
		}
	}
Processes an embedded crc checkvalue, throwing an exception of the current crc
does not match the stored crc.

@throws IOException if crc bad
Ghidra/Features/FileFormats/src/main/java/ghidra/file/formats/sparseimage/SparseImageDecompressor.java