From 7699c12597d81bf6848056a791210ae98992eb1b Mon Sep 17 00:00:00 2001
From: Victor Shcherb <osmand.app@gmail.com>
Date: Mon, 21 Jan 2013 22:43:29 +0100
Subject: [PATCH] Add java lang math methods

---
 classpath/java-lang.cpp                 | 38 +++++++++++++++++++++++++
 classpath/java/io/RandomAccessFile.java |  6 ++++
 classpath/java/lang/Math.java           |  6 ++++
 3 files changed, 50 insertions(+)

diff --git a/classpath/java-lang.cpp b/classpath/java-lang.cpp
index a671a53d1d..6a33a7b7c1 100644
--- a/classpath/java-lang.cpp
+++ b/classpath/java-lang.cpp
@@ -791,6 +791,44 @@ Java_java_lang_Math_tan(JNIEnv*, jclass, jdouble val)
   return tan(val);
 }
 
+extern "C" JNIEXPORT jdouble JNICALL
+Java_java_lang_Math_asin(JNIEnv*, jclass, jdouble val)
+{
+  return asin(val);
+}
+
+extern "C" JNIEXPORT jdouble JNICALL
+Java_java_lang_Math_acos(JNIEnv*, jclass, jdouble val)
+{
+  return acos(val);
+}
+
+extern "C" JNIEXPORT jdouble JNICALL
+Java_java_lang_Math_atan(JNIEnv*, jclass, jdouble val)
+{
+  return atan(val);
+}
+
+
+extern "C" JNIEXPORT jdouble JNICALL
+Java_java_lang_Math_sinh(JNIEnv*, jclass, jdouble val)
+{
+  return sinh(val);
+}
+
+extern "C" JNIEXPORT jdouble JNICALL
+Java_java_lang_Math_cosh(JNIEnv*, jclass, jdouble val)
+{
+  return cosh(val);
+}
+
+extern "C" JNIEXPORT jdouble JNICALL
+Java_java_lang_Math_tanh(JNIEnv*, jclass, jdouble val)
+{
+  return tanh(val);
+}
+
+
 extern "C" JNIEXPORT jdouble JNICALL
 Java_java_lang_Math_sqrt(JNIEnv*, jclass, jdouble val)
 {
diff --git a/classpath/java/io/RandomAccessFile.java b/classpath/java/io/RandomAccessFile.java
index b6e88dd00e..6ed7eeaceb 100644
--- a/classpath/java/io/RandomAccessFile.java
+++ b/classpath/java/io/RandomAccessFile.java
@@ -56,6 +56,12 @@ public class RandomAccessFile {
     this.position = position;
   }
 
+  public int skipBytes(int count) throws IOException {
+    if (position + count > length()) throw new IOException();
+    this.position = position + count;
+    return count;
+  }
+
   public void readFully(byte[] buffer, int offset, int length)
     throws IOException
   {
diff --git a/classpath/java/lang/Math.java b/classpath/java/lang/Math.java
index 44eea9db17..5f4933244d 100644
--- a/classpath/java/lang/Math.java
+++ b/classpath/java/lang/Math.java
@@ -93,6 +93,12 @@ public final class Math {
 
   public static native double tan(double v);
 
+  public static native double cosh(double v);
+
+  public static native double sinh(double v);
+
+  public static native double tanh(double v);
+
   public static native double acos(double v);
 
   public static native double asin(double v);