regenerate GLES java bindings

    - added most missing validation checks
    - glGet* validation reimplement from khronos documentation

    Bug: 7402895

Change-Id: I90528727e20480b5902d19bcb2dfbc6dc8b1367b
diff --git a/core/jni/android_opengl_GLES10Ext.cpp b/core/jni/android_opengl_GLES10Ext.cpp
index 1cd8e44..59e63e1 100644
--- a/core/jni/android_opengl_GLES10Ext.cpp
+++ b/core/jni/android_opengl_GLES10Ext.cpp
@@ -17,14 +17,14 @@
 
 // This source file is automatically generated
 
+#include <GLES/gl.h>
+#include <GLES/glext.h>
+
 #include "jni.h"
 #include "JNIHelp.h"
 #include <android_runtime/AndroidRuntime.h>
 #include <utils/misc.h>
-
 #include <assert.h>
-#include <GLES/gl.h>
-#include <GLES/glext.h>
 
 static int initialized = 0;
 
@@ -37,6 +37,34 @@
 static jfieldID limitID;
 static jfieldID elementSizeShiftID;
 
+
+/* special calls implemented in Android's GLES wrapper used to more
+ * efficiently bound-check passed arrays */
+extern "C" {
+#ifdef GL_VERSION_ES_CM_1_1
+GL_API void GL_APIENTRY glColorPointerBounds(GLint size, GLenum type, GLsizei stride,
+        const GLvoid *ptr, GLsizei count);
+GL_API void GL_APIENTRY glNormalPointerBounds(GLenum type, GLsizei stride,
+        const GLvoid *pointer, GLsizei count);
+GL_API void GL_APIENTRY glTexCoordPointerBounds(GLint size, GLenum type,
+        GLsizei stride, const GLvoid *pointer, GLsizei count);
+GL_API void GL_APIENTRY glVertexPointerBounds(GLint size, GLenum type,
+        GLsizei stride, const GLvoid *pointer, GLsizei count);
+GL_API void GL_APIENTRY glPointSizePointerOESBounds(GLenum type,
+        GLsizei stride, const GLvoid *pointer, GLsizei count);
+GL_API void GL_APIENTRY glMatrixIndexPointerOESBounds(GLint size, GLenum type,
+        GLsizei stride, const GLvoid *pointer, GLsizei count);
+GL_API void GL_APIENTRY glWeightPointerOESBounds(GLint size, GLenum type,
+        GLsizei stride, const GLvoid *pointer, GLsizei count);
+#endif
+#ifdef GL_ES_VERSION_2_0
+static void glVertexAttribPointerBounds(GLuint indx, GLint size, GLenum type,
+        GLboolean normalized, GLsizei stride, const GLvoid *pointer, GLsizei count) {
+    glVertexAttribPointer(indx, size, type, normalized, stride, pointer);
+}
+#endif
+}
+
 /* Cache method IDs each time the class is loaded. */
 
 static void
@@ -61,7 +89,6 @@
         _env->GetFieldID(bufferClass, "_elementSizeShift", "I");
 }
 
-
 static void *
 getPointer(JNIEnv *_env, jobject buffer, jarray *array, jint *remaining, jint *offset)
 {
@@ -89,12 +116,204 @@
     return NULL;
 }
 
-
 static void
 releasePointer(JNIEnv *_env, jarray array, void *data, jboolean commit)
 {
     _env->ReleasePrimitiveArrayCritical(array, data,
-					   commit ? 0 : JNI_ABORT);
+                       commit ? 0 : JNI_ABORT);
+}
+
+static void *
+getDirectBufferPointer(JNIEnv *_env, jobject buffer) {
+    char* buf = (char*) _env->GetDirectBufferAddress(buffer);
+    if (buf) {
+        jint position = _env->GetIntField(buffer, positionID);
+        jint elementSizeShift = _env->GetIntField(buffer, elementSizeShiftID);
+        buf += position << elementSizeShift;
+    } else {
+        jniThrowException(_env, "java/lang/IllegalArgumentException",
+                          "Must use a native order direct Buffer");
+    }
+    return (void*) buf;
+}
+
+// --------------------------------------------------------------------------
+
+/*
+ * returns the number of values glGet returns for a given pname.
+ *
+ * The code below is written such that pnames requiring only one values
+ * are the default (and are not explicitely tested for). This makes the
+ * checking code much shorter/readable/efficient.
+ *
+ * This means that unknown pnames (e.g.: extensions) will default to 1. If
+ * that unknown pname needs more than 1 value, then the validation check
+ * is incomplete and the app may crash if it passed the wrong number params.
+ */
+static int getNeededCount(GLint pname) {
+    int needed = 1;
+#ifdef GL_ES_VERSION_2_0
+    // GLES 2.x pnames
+    switch (pname) {
+        case GL_ALIASED_LINE_WIDTH_RANGE:
+        case GL_ALIASED_POINT_SIZE_RANGE:
+            needed = 2;
+            break;
+
+        case GL_BLEND_COLOR:
+        case GL_COLOR_CLEAR_VALUE:
+        case GL_COLOR_WRITEMASK:
+        case GL_SCISSOR_BOX:
+        case GL_VIEWPORT:
+            needed = 4;
+            break;
+
+        case GL_COMPRESSED_TEXTURE_FORMATS:
+            glGetIntegerv(GL_NUM_COMPRESSED_TEXTURE_FORMATS, &needed);
+            break;
+
+        case GL_SHADER_BINARY_FORMATS:
+            glGetIntegerv(GL_NUM_SHADER_BINARY_FORMATS, &needed);
+            break;
+    }
+#endif
+
+#ifdef GL_VERSION_ES_CM_1_1
+    // GLES 1.x pnames
+    switch (pname) {
+        case GL_ALIASED_LINE_WIDTH_RANGE:
+        case GL_ALIASED_POINT_SIZE_RANGE:
+        case GL_DEPTH_RANGE:
+        case GL_SMOOTH_LINE_WIDTH_RANGE:
+        case GL_SMOOTH_POINT_SIZE_RANGE:
+            needed = 2;
+            break;
+
+        case GL_CURRENT_NORMAL:
+        case GL_POINT_DISTANCE_ATTENUATION:
+            needed = 3;
+            break;
+
+        case GL_COLOR_CLEAR_VALUE:
+        case GL_COLOR_WRITEMASK:
+        case GL_CURRENT_COLOR:
+        case GL_CURRENT_TEXTURE_COORDS:
+        case GL_FOG_COLOR:
+        case GL_LIGHT_MODEL_AMBIENT:
+        case GL_SCISSOR_BOX:
+        case GL_VIEWPORT:
+            needed = 4;
+            break;
+
+        case GL_MODELVIEW_MATRIX:
+        case GL_PROJECTION_MATRIX:
+        case GL_TEXTURE_MATRIX:
+            needed = 16;
+            break;
+
+        case GL_COMPRESSED_TEXTURE_FORMATS:
+            glGetIntegerv(GL_NUM_COMPRESSED_TEXTURE_FORMATS, &needed);
+            break;
+    }
+#endif
+    return needed;
+}
+
+template <typename JTYPEARRAY, typename CTYPE, void GET(GLenum, CTYPE*)>
+static void
+get
+  (JNIEnv *_env, jobject _this, jint pname, JTYPEARRAY params_ref, jint offset) {
+    jint _exception = 0;
+    const char * _exceptionType;
+    const char * _exceptionMessage;
+    CTYPE *params_base = (CTYPE *) 0;
+    jint _remaining;
+    CTYPE *params = (CTYPE *) 0;
+    int _needed = 0;
+
+    if (!params_ref) {
+        _exception = 1;
+        _exceptionType = "java/lang/IllegalArgumentException";
+        _exceptionMessage = "params == null";
+        goto exit;
+    }
+    if (offset < 0) {
+        _exception = 1;
+        _exceptionType = "java/lang/IllegalArgumentException";
+        _exceptionMessage = "offset < 0";
+        goto exit;
+    }
+    _remaining = _env->GetArrayLength(params_ref) - offset;
+    _needed = getNeededCount(pname);
+    // if we didn't find this pname, we just assume the user passed
+    // an array of the right size -- this might happen with extensions
+    // or if we forget an enum here.
+    if (_remaining < _needed) {
+        _exception = 1;
+        _exceptionType = "java/lang/IllegalArgumentException";
+        _exceptionMessage = "length - offset < needed";
+        goto exit;
+    }
+    params_base = (CTYPE *)
+        _env->GetPrimitiveArrayCritical(params_ref, (jboolean *)0);
+    params = params_base + offset;
+
+    GET(
+        (GLenum)pname,
+        (CTYPE *)params
+    );
+
+exit:
+    if (params_base) {
+        _env->ReleasePrimitiveArrayCritical(params_ref, params_base,
+            _exception ? JNI_ABORT: 0);
+    }
+    if (_exception) {
+        jniThrowException(_env, _exceptionType, _exceptionMessage);
+    }
+}
+
+
+template <typename CTYPE, void GET(GLenum, CTYPE*)>
+static void
+getarray
+  (JNIEnv *_env, jobject _this, jint pname, jobject params_buf) {
+    jint _exception = 0;
+    const char * _exceptionType;
+    const char * _exceptionMessage;
+    jarray _array = (jarray) 0;
+    jint _bufferOffset = (jint) 0;
+    jint _remaining;
+    CTYPE *params = (CTYPE *) 0;
+    int _needed = 0;
+
+    params = (CTYPE *)getPointer(_env, params_buf, &_array, &_remaining, &_bufferOffset);
+    _needed = getNeededCount(pname);
+    // if we didn't find this pname, we just assume the user passed
+    // an array of the right size -- this might happen with extensions
+    // or if we forget an enum here.
+    if (_needed>0 && _remaining < _needed) {
+        _exception = 1;
+        _exceptionType = "java/lang/IllegalArgumentException";
+        _exceptionMessage = "remaining() < needed";
+        goto exit;
+    }
+    if (params == NULL) {
+        char * _paramsBase = (char *)_env->GetPrimitiveArrayCritical(_array, (jboolean *) 0);
+        params = (CTYPE *) (_paramsBase + _bufferOffset);
+    }
+    GET(
+        (GLenum)pname,
+        (CTYPE *)params
+    );
+
+exit:
+    if (_array) {
+        releasePointer(_env, _array, params, _exception ? JNI_FALSE : JNI_TRUE);
+    }
+    if (_exception) {
+        jniThrowException(_env, _exceptionType, _exceptionMessage);
+    }
 }
 
 // --------------------------------------------------------------------------
@@ -103,8 +322,8 @@
 android_glQueryMatrixxOES___3II_3II
   (JNIEnv *_env, jobject _this, jintArray mantissa_ref, jint mantissaOffset, jintArray exponent_ref, jint exponentOffset) {
     jint _exception = 0;
-    const char * _exceptionType;
-    const char * _exceptionMessage;
+    const char * _exceptionType = NULL;
+    const char * _exceptionMessage = NULL;
     GLbitfield _returnValue = -1;
     GLfixed *mantissa_base = (GLfixed *) 0;
     jint _mantissaRemaining;
@@ -184,8 +403,8 @@
 android_glQueryMatrixxOES__Ljava_nio_IntBuffer_2Ljava_nio_IntBuffer_2
   (JNIEnv *_env, jobject _this, jobject mantissa_buf, jobject exponent_buf) {
     jint _exception = 0;
-    const char * _exceptionType;
-    const char * _exceptionMessage;
+    const char * _exceptionType = NULL;
+    const char * _exceptionMessage = NULL;
     jarray _mantissaArray = (jarray) 0;
     jint _mantissaBufferOffset = (jint) 0;
     jarray _exponentArray = (jarray) 0;