From aff27779cb065cb2d2ce78d1959a784e257bdb1b Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=C3=A6gis?= <github@æg.is>
Date: Fri, 28 Sep 2012 17:58:21 +0200
Subject: [PATCH] Add draft JNI interface
---
jni/NOTES | 12 ++++
jni/com/upstandinghackers/hammer/HAction.java | 8 +++
.../hammer/HParseResult.java | 9 +++
.../hammer/HParsedToken.java | 28 ++++++++
jni/com/upstandinghackers/hammer/HParser.java | 6 ++
.../upstandinghackers/hammer/HPredicate.java | 6 ++
jni/com/upstandinghackers/hammer/Hammer.java | 66 +++++++++++++++++++
7 files changed, 135 insertions(+)
create mode 100644 jni/NOTES
create mode 100644 jni/com/upstandinghackers/hammer/HAction.java
create mode 100644 jni/com/upstandinghackers/hammer/HParseResult.java
create mode 100644 jni/com/upstandinghackers/hammer/HParsedToken.java
create mode 100644 jni/com/upstandinghackers/hammer/HParser.java
create mode 100644 jni/com/upstandinghackers/hammer/HPredicate.java
create mode 100644 jni/com/upstandinghackers/hammer/Hammer.java
diff --git a/jni/NOTES b/jni/NOTES
new file mode 100644
index 00000000..2e6e5bb2
--- /dev/null
+++ b/jni/NOTES
@@ -0,0 +1,12 @@
+Compilation:
+javac com/upstandinghackers/hammer/*.java
+
+Conversion to JNI headers:
+find -name "*.class" | sed -e 's/.class$//' | tr '/' '.' | cut -c 3- | xargs javah
+
+Not working:
+enums aren't converted at all, no idea why
+
+TODO:
+Implement the entire JNI side
+Testing
diff --git a/jni/com/upstandinghackers/hammer/HAction.java b/jni/com/upstandinghackers/hammer/HAction.java
new file mode 100644
index 00000000..09aeaaff
--- /dev/null
+++ b/jni/com/upstandinghackers/hammer/HAction.java
@@ -0,0 +1,8 @@
+package com.upstandinghackers.hammer;
+
+import java.util.List;
+
+public interface HAction
+{
+ public List<HParsedToken> execute(HParseResult p);
+}
diff --git a/jni/com/upstandinghackers/hammer/HParseResult.java b/jni/com/upstandinghackers/hammer/HParseResult.java
new file mode 100644
index 00000000..ed5c85be
--- /dev/null
+++ b/jni/com/upstandinghackers/hammer/HParseResult.java
@@ -0,0 +1,9 @@
+package com.upstandinghackers.hammer;
+
+import java.util.List;
+
+public class HParseResult
+{
+ public native List<HParsedToken> getAst();
+ public native long getBitLength();
+}
diff --git a/jni/com/upstandinghackers/hammer/HParsedToken.java b/jni/com/upstandinghackers/hammer/HParsedToken.java
new file mode 100644
index 00000000..d8a70d6a
--- /dev/null
+++ b/jni/com/upstandinghackers/hammer/HParsedToken.java
@@ -0,0 +1,28 @@
+package com.upstandinghackers.hammer;
+
+import java.util.List;
+
+public class HParsedToken
+{
+ public native Hammer.HTokenType getTokenType();
+ public native int getIndex();
+ public native byte getBitOffset();
+ public native byte[] getBytesValue();
+ public native long getSIntValue();
+ public native long getUIntValue();
+ public native double getDoubleValue();
+ public native float getFloatValue();
+ public native List<HParsedToken> getSeqValue();
+ public native Object getUserValue();
+
+ native void setTokenType(Hammer.HTokenType type);
+ native void setIndex(int index);
+ native void setBitOffset(byte offset);
+ native void setBytesValue(byte[] value);
+ native void setSIntValue(long value);
+ native void setUIntValue(long value);
+ native void setDoubleValue(double value);
+ native void setFloatValue(float value);
+ native void setSeqValue(List<HParsedToken> value);
+ native void setUserValue(Object value);
+}
diff --git a/jni/com/upstandinghackers/hammer/HParser.java b/jni/com/upstandinghackers/hammer/HParser.java
new file mode 100644
index 00000000..9f2387aa
--- /dev/null
+++ b/jni/com/upstandinghackers/hammer/HParser.java
@@ -0,0 +1,6 @@
+package com.upstandinghackers.hammer;
+
+public class HParser
+{
+ public native void bindIndirect(HParser inner);
+}
diff --git a/jni/com/upstandinghackers/hammer/HPredicate.java b/jni/com/upstandinghackers/hammer/HPredicate.java
new file mode 100644
index 00000000..9c87875e
--- /dev/null
+++ b/jni/com/upstandinghackers/hammer/HPredicate.java
@@ -0,0 +1,6 @@
+package com.upstandinghackers.hammer;
+
+public interface HPredicate
+{
+ public boolean apply(HParseResult p);
+}
diff --git a/jni/com/upstandinghackers/hammer/Hammer.java b/jni/com/upstandinghackers/hammer/Hammer.java
new file mode 100644
index 00000000..08b75b1e
--- /dev/null
+++ b/jni/com/upstandinghackers/hammer/Hammer.java
@@ -0,0 +1,66 @@
+package com.upstandinghackers.hammer;
+
+public class Hammer
+{
+ public final static byte BYTE_BIG_ENDIAN = 0x1;
+ public final static byte BIT_BIG_ENDIAN = 0x2;
+ public final static byte BYTE_LITTLE_ENDIAN = 0x0;
+ public final static byte BIT_LITTLE_ENDIAN = 0x0;
+
+ public enum HTokenType
+ {
+ TT_NONE(1),
+ TT_BYTES(2),
+ TT_SINT(4),
+ TT_UINT(8),
+ TT_SEQUENCE(16),
+ TT_ERR(32),
+ TT_USER(64),
+ TT_MAX(128);
+
+ private int value;
+ public int getValue() { return this.value; }
+ private HTokenType(int value) { this.value = value; }
+ }
+
+ public static native HParseResult hParse(HParser parser, byte[] input, int length);
+ public static native HParser hToken(byte[] str, int length);
+ public static native HParser hCh(byte c);
+ public static native HParser hChRange(byte from, byte to);
+ public static native HParser hIntRange(HParser p, int lower, int upper);
+ public static native HParser hBits(int len, boolean sign);
+ public static native HParser hInt64();
+ public static native HParser hInt32();
+ public static native HParser hInt16();
+ public static native HParser hInt8();
+ public static native HParser hUInt64();
+ public static native HParser hUInt32();
+ public static native HParser hUInt16();
+ public static native HParser hUInt8();
+ public static native HParser hWhitespace(HParser p);
+ public static native HParser hLeft(HParser p, HParser q);
+ public static native HParser hRight(HParser p, HParser q);
+ public static native HParser hMiddle(HParser p, HParser x, HParser q);
+ public static native HParser hAction(HParser p, HAction a);
+ public static native HParser hIn(byte[] charset, int length);
+ public static native HParser hEndP();
+ public static native HParser hNothingP();
+ public static native HParser hSequence(HParser[] parsers);
+ public static native HParser hChoice(HParser[] parsers);
+ public static native HParser hButNot(HParser p1, HParser p2);
+ public static native HParser hDifference(HParser p1, HParser p2);
+ public static native HParser hXor(HParser p1, HParser p2);
+ public static native HParser hMany(HParser p);
+ public static native HParser hMany1(HParser p);
+ public static native HParser hRepeatN(HParser p, int n);
+ public static native HParser hOptional(HParser p);
+ public static native HParser hIgnore(HParser p);
+ public static native HParser hSepBy(HParser p, HParser sep);
+ public static native HParser hSepBy1(HParser p, HParser sep);
+ public static native HParser hEpsilonP();
+ public static native HParser hLengthValue(HParser length, HParser value);
+ public static native HParser hAttrBool(HParser p, HPredicate pred);
+ public static native HParser hAnd(HParser p);
+ public static native HParser hNot(HParser p);
+ public static native HParser hIndirect();
+}
--
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