92 lines
2.8 KiB
Java
92 lines
2.8 KiB
Java
import com.upstandinghackers.hammer.*;
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import java.util.Arrays;
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/**
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* Example JHammer usage
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*/
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public class Example
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{
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static {
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System.loadLibrary("jhammer");
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}
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private static void handle(ParseResult result)
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{
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if(result == null)
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{
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System.out.println("FAIL");
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}
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else
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{
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System.out.println("PASS");
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handleToken(result.getAst());
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}
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}
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private static void handleToken(ParsedToken p)
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{
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if(p==null)
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{
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System.out.println("Empty AST");
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return;
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}
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switch(p.getTokenType())
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{
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case NONE: out("NONE token type"); break;
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case BYTES: out("BYTES token type, value: " + Arrays.toString(p.getBytesValue())); break;
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case SINT: out("SINT token type, value: " + p.getSIntValue()); break;
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case UINT: out("UINT token type, value: " + p.getUIntValue()); break;
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case SEQUENCE: out("SEQUENCE token type"); for(ParsedToken tok : p.getSeqValue()) {handleToken(tok);} break;
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case ERR: out("ERR token type"); break;
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case USER: out("USER token type"); break;
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}
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}
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private static void out(String msg)
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{
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System.out.println(">> " + msg);
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}
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public static void main(String args[])
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{
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out("chRange");
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handle(Hammer.parse(Hammer.chRange((byte)0x30, (byte)0x39), "1".getBytes(), 1));
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handle(Hammer.parse(Hammer.chRange((byte)0x30, (byte)0x39), "a".getBytes(), 1));
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out("ch");
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handle(Hammer.parse(Hammer.ch((byte)0x31), "1".getBytes(), 1));
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handle(Hammer.parse(Hammer.ch((byte)0x31), "0".getBytes(), 1));
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out("token");
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handle(Hammer.parse(Hammer.token("herp".getBytes(), 4), "herp".getBytes(), 4));
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handle(Hammer.parse(Hammer.token("herp".getBytes(), 4), "derp".getBytes(), 4));
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out("intRange");
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byte inbytes[] = {0x31, 0x31, 0x31, 0x31};
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handle(Hammer.parse(Hammer.intRange(Hammer.uInt8(), 0L, 0x32), inbytes, inbytes.length));
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handle(Hammer.parse(Hammer.intRange(Hammer.uInt8(), 0L, 0x30), inbytes, inbytes.length));
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out("bits");
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handle(Hammer.parse(Hammer.bits(7, false), inbytes, inbytes.length));
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out("int64");
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byte ints[] = {(byte)0x8F, (byte) 0xFF, (byte) 0xFF, (byte) 0xFF, (byte) 0xFF, (byte) 0xFF, (byte) 0xFF, (byte) 0xFF};
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handle(Hammer.parse(Hammer.int64(), ints, ints.length));
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handle(Hammer.parse(Hammer.int64(), inbytes, inbytes.length));
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out("choice");
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Parser two32s[] = {Hammer.intRange(Hammer.uInt32(), 0x00, 0x01), Hammer.int32()};
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handle(Hammer.parse(Hammer.choice(Hammer.intRange(Hammer.uInt32(), 0x00, 0x01), Hammer.int32()), ints, ints.length));
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out("sequence");
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byte i3[] = {(byte)'i', (byte)3, (byte)0xFF};
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Parser i3parsers[] = {Hammer.ch((byte)'i'), Hammer.uInt8(), Hammer.int8()};
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handle(Hammer.parse(Hammer.sequence(Hammer.ch((byte)'i'), Hammer.uInt8(), Hammer.int8()), i3, i3.length));
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}
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}
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