Signed-off-by: Tomek Grabiec <[email protected]>
---
vm/jni-interface.c | 50 ++++++++++++++++++++++++++++++++++++++++++--------
1 files changed, 42 insertions(+), 8 deletions(-)
diff --git a/vm/jni-interface.c b/vm/jni-interface.c
index 8388b2b..a55292c 100644
--- a/vm/jni-interface.c
+++ b/vm/jni-interface.c
@@ -878,6 +878,40 @@ vm_jni_new_object_a(struct vm_jni_env *env, jclass clazz,
jmethodID method,
return result;
}
+#define DECLARE_GET_XXX_ARRAY_REGION(type) \
+static void \
+ vm_jni_get_ ## type ## _array_region(struct vm_jni_env *env, \
+ jobject array, \
+ jsize start, \
+ jsize len, \
+ j ## type *buf) \
+{ \
+ enter_vm_from_jni(); \
+ \
+ if (!vm_class_is_array_class(array->class) || \
+ vm_class_get_array_element_class(array->class) \
+ != vm_ ## type ## _class) \
+ return; \
+ \
+ if (start < 0 || len < 0 || start + len > array->array_length) { \
+
signal_new_exception(vm_java_lang_ArrayIndexOutOfBoundsException, \
+ NULL); \
+ return; \
+ } \
+ \
+ for (long i = 0; i < len; i++) \
+ buf[i] = array_get_field_##type(array, start + i); \
+}
+
+DECLARE_GET_XXX_ARRAY_REGION(byte);
+DECLARE_GET_XXX_ARRAY_REGION(char);
+DECLARE_GET_XXX_ARRAY_REGION(double);
+DECLARE_GET_XXX_ARRAY_REGION(float);
+DECLARE_GET_XXX_ARRAY_REGION(int);
+DECLARE_GET_XXX_ARRAY_REGION(long);
+DECLARE_GET_XXX_ARRAY_REGION(short);
+DECLARE_GET_XXX_ARRAY_REGION(boolean);
+
/*
* The JNI native interface table.
* See: http://java.sun.com/j2se/1.4.2/docs/guide/jni/spec/functions.html
@@ -1161,18 +1195,18 @@ void *vm_jni_native_interface[] = {
vm_jni_release_long_array_elements,
vm_jni_release_float_array_elements,
vm_jni_release_double_array_elements,
- NULL, /* GetBooleanArrayRegion */
+ vm_jni_get_boolean_array_region,
/* 200 */
- NULL, /* GetByteArrayRegion */
- NULL, /* GetCharArrayRegion */
- NULL, /* GetShortArrayRegion */
- NULL, /* GetIntArrayRegion */
- NULL, /* GetLongArrayRegion */
+ vm_jni_get_byte_array_region,
+ vm_jni_get_char_array_region,
+ vm_jni_get_short_array_region,
+ vm_jni_get_int_array_region,
+ vm_jni_get_long_array_region,
/* 205 */
- NULL, /* GetFloatArrayRegion */
- NULL, /* GetDoubleArrayRegion */
+ vm_jni_get_float_array_region,
+ vm_jni_get_double_array_region,
NULL, /* SetBooleanArrayRegion */
NULL, /* SetByteArrayRegion */
NULL, /* SetCharArrayRegion */
--
1.6.0.6
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