The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1 | /* //device/libs/android_runtime/BindTest.cpp |
| 2 | ** |
| 3 | ** Copyright 2006, The Android Open Source Project |
| 4 | ** |
| 5 | ** Licensed under the Apache License, Version 2.0 (the "License"); |
| 6 | ** you may not use this file except in compliance with the License. |
| 7 | ** You may obtain a copy of the License at |
| 8 | ** |
| 9 | ** http://www.apache.org/licenses/LICENSE-2.0 |
| 10 | ** |
| 11 | ** Unless required by applicable law or agreed to in writing, software |
| 12 | ** distributed under the License is distributed on an "AS IS" BASIS, |
| 13 | ** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 14 | ** See the License for the specific language governing permissions and |
| 15 | ** limitations under the License. |
| 16 | */ |
| 17 | |
| 18 | #include <stdio.h> |
| 19 | #include <stdlib.h> |
| 20 | #include <jam-public.h> |
| 21 | |
| 22 | static u4 offset_instanceString; |
| 23 | static FieldBlock *fb_classString = NULL; |
| 24 | static Class *class_ReturnedObject = NULL; |
| 25 | static MethodBlock *mb_ReturnedObject_setReturnedString = NULL; |
| 26 | static MethodBlock *mb_Java_Lang_Object_Equals = NULL; |
| 27 | |
| 28 | static u4 offset_mObj; |
| 29 | static u4 offset_mBool; |
| 30 | static u4 offset_mInt; |
| 31 | static u4 offset_mString; |
| 32 | static u4 offset_mDouble; |
| 33 | static u4 offset_mLong; |
| 34 | |
| 35 | |
| 36 | /* native String getString(); */ |
| 37 | static uintptr_t * |
| 38 | getString(Class *clazz, MethodBlock *mb, uintptr_t *ostack) |
| 39 | { |
| 40 | RETURN_OBJ (createString ("String")); |
| 41 | } |
| 42 | |
| 43 | /* native String getNullString(); */ |
| 44 | static uintptr_t * |
| 45 | getNullString(Class *clazz, MethodBlock *mb, uintptr_t *ostack) |
| 46 | { |
| 47 | RETURN_OBJ (createString (NULL)); |
| 48 | } |
| 49 | |
| 50 | /* native String getBooleanTrue(); */ |
| 51 | static uintptr_t * |
| 52 | getBooleanTrue(Class *clazz, MethodBlock *mb, uintptr_t *ostack) |
| 53 | { |
| 54 | RETURN_BOOLEAN (TRUE); |
| 55 | } |
| 56 | |
| 57 | /* native String getBooleanFalse(); */ |
| 58 | static uintptr_t * |
| 59 | getBooleanFalse(Class *clazz, MethodBlock *mb, uintptr_t *ostack) |
| 60 | { |
| 61 | RETURN_BOOLEAN (FALSE); |
| 62 | } |
| 63 | |
| 64 | /* native Object nonvoidThrowsException() */ |
| 65 | static uintptr_t * |
| 66 | nonvoidThrowsException (Class *clazz, MethodBlock *mb, uintptr_t *ostack) |
| 67 | { |
| 68 | if (1) { |
| 69 | signalException("java/lang/NullPointerException", NULL); |
| 70 | goto exception; |
| 71 | } |
| 72 | |
| 73 | RETURN_OBJ (NULL); |
| 74 | exception: |
| 75 | RETURN_VOID; |
| 76 | } |
| 77 | |
| 78 | /* native void setInstanceString(String s); */ |
| 79 | static uintptr_t * |
| 80 | setInstanceString (Class *clazz, MethodBlock *mb, uintptr_t *ostack) |
| 81 | { |
| 82 | Object *jthis = (Object *) ostack[0]; |
| 83 | |
| 84 | JOBJ_set_obj(jthis, offset_instanceString, ostack[1]); |
| 85 | |
| 86 | RETURN_VOID; |
| 87 | } |
| 88 | |
| 89 | /* native void setClassString(String s) */ |
| 90 | static uintptr_t * |
| 91 | setClassString (Class *clazz, MethodBlock *mb, uintptr_t *ostack) |
| 92 | { |
| 93 | // Object *jthis = (Object *) ostack[0]; |
| 94 | |
| 95 | fb_classString->static_value = ostack[1]; |
| 96 | |
| 97 | RETURN_VOID; |
| 98 | } |
| 99 | |
| 100 | /* native String makeStringFromThreeChars(char a, char b, char c); */ |
| 101 | static uintptr_t * |
| 102 | makeStringFromThreeChars (Class *clazz, MethodBlock *mb, uintptr_t *ostack) |
| 103 | { |
| 104 | // Object *jthis = ostack[0]; |
| 105 | char a = (char) ostack[1]; |
| 106 | char b = (char) ostack[2]; |
| 107 | char c = (char) ostack[3]; |
| 108 | |
| 109 | char str[4]; |
| 110 | |
| 111 | str[0] = a; |
| 112 | str[1] = b; |
| 113 | str[2] = c; |
| 114 | str[3] = 0; |
| 115 | |
| 116 | RETURN_OBJ(createString(str)); |
| 117 | } |
| 118 | |
| 119 | /* native ReturnedObject makeReturnedObject(String a); */ |
| 120 | static uintptr_t * |
| 121 | makeReturnedObject (Class *clazz, MethodBlock *mb, uintptr_t *ostack) |
| 122 | { |
| 123 | //Object *jthis = (Object*)ostack[0]; |
| 124 | Object *a = (Object*)ostack[1]; |
| 125 | |
| 126 | Object *ret; |
| 127 | |
| 128 | ret = allocObject(class_ReturnedObject); |
| 129 | |
| 130 | executeMethod(ret, mb_ReturnedObject_setReturnedString, a); |
| 131 | |
| 132 | RETURN_OBJ (ret); |
| 133 | } |
| 134 | |
| 135 | /* native double addDoubles(double a, double b); */ |
| 136 | static uintptr_t * |
| 137 | addDoubles (Class *clazz, MethodBlock *mb, uintptr_t *ostack) |
| 138 | { |
| 139 | //Object *jthis = (Object*)ostack[0]; |
| 140 | double a = JARG_get_double(1); |
| 141 | double b = JARG_get_double(3); |
| 142 | |
| 143 | RETURN_DOUBLE(a+b); |
| 144 | } |
| 145 | |
| 146 | /* native void setAll (Object obj, boolean bool, int i, String str, double d, long l) */ |
| 147 | static uintptr_t * |
| 148 | setAll (Class *clazz, MethodBlock *mb, uintptr_t *ostack) |
| 149 | { |
| 150 | Object *jthis = JARG_get_obj(0); |
| 151 | |
| 152 | Object *obj = JARG_get_obj(1); |
| 153 | bool b = JARG_get_bool(2); |
| 154 | int i = JARG_get_int(3); |
| 155 | char *str = JARG_get_cstr_strdup(4); |
| 156 | double d = JARG_get_double(5); |
| 157 | long long ll = JARG_get_long_long(5+2); |
| 158 | |
| 159 | JOBJ_set_obj(jthis, offset_mObj, obj); |
| 160 | JOBJ_set_bool(jthis, offset_mBool, b); |
| 161 | JOBJ_set_int(jthis, offset_mInt, i); |
| 162 | JOBJ_set_cstr(jthis, offset_mString, str); |
| 163 | free(str); |
| 164 | str = NULL; |
| 165 | JOBJ_set_double(jthis, offset_mDouble, d); |
| 166 | JOBJ_set_long_long(jthis, offset_mLong, ll); |
| 167 | |
| 168 | RETURN_VOID; |
| 169 | } |
| 170 | |
| 171 | /* native void compareAll (Object obj, boolean bool, int i, String str, double d, long l) */ |
| 172 | static uintptr_t * |
| 173 | compareAll (Class *clazz, MethodBlock *mb, uintptr_t *ostack) |
| 174 | { |
| 175 | Object *jthis = JARG_get_obj(0); |
| 176 | |
| 177 | Object *obj = JARG_get_obj(1); |
| 178 | bool b = JARG_get_bool(2); |
| 179 | int i = JARG_get_int(3); |
| 180 | Object *strObj = JARG_get_obj(4); |
| 181 | double d = JARG_get_double(5); |
| 182 | long long ll = JARG_get_long_long(5+2); |
| 183 | |
| 184 | bool ret; |
| 185 | |
| 186 | void *result; |
| 187 | |
| 188 | Object *mStringObj = JOBJ_get_obj(jthis, offset_mString); |
| 189 | |
| 190 | char *s = JARG_get_cstr_strdup(4); |
| 191 | |
| 192 | result = executeMethod (strObj, lookupVirtualMethod(strObj,mb_Java_Lang_Object_Equals), |
| 193 | JOBJ_get_obj(jthis, offset_mString)); |
| 194 | |
| 195 | if (exceptionOccurred()) { |
| 196 | RETURN_VOID; |
| 197 | } |
| 198 | |
| 199 | ret = (*(uintptr_t *)result != 0) |
| 200 | && (obj == JOBJ_get_obj(jthis, offset_mObj)) |
| 201 | && (b == JOBJ_get_bool(jthis, offset_mBool)) |
| 202 | && (i == JOBJ_get_int(jthis, offset_mInt)) |
| 203 | && (d == JOBJ_get_double(jthis, offset_mDouble)) |
| 204 | && (ll == JOBJ_get_long_long(jthis, offset_mLong)); |
| 205 | |
| 206 | |
| 207 | RETURN_BOOLEAN(ret); |
| 208 | } |
| 209 | |
| 210 | static VMMethod methods[] = { |
| 211 | {"getString", getString}, |
| 212 | {"getNullString", getNullString}, |
| 213 | {"getBooleanTrue", getBooleanTrue}, |
| 214 | {"getBooleanFalse", getBooleanFalse}, |
| 215 | {"nonvoidThrowsException", nonvoidThrowsException}, |
| 216 | {"setInstanceString", setInstanceString}, |
| 217 | {"setClassString", setClassString}, |
| 218 | {"makeStringFromThreeChars", makeStringFromThreeChars}, |
| 219 | {"makeReturnedObject", makeReturnedObject}, |
| 220 | {"addDoubles", addDoubles}, |
| 221 | {"setAll", setAll}, |
| 222 | {"compareAll", compareAll}, |
| 223 | {NULL, NULL} |
| 224 | }; |
| 225 | |
| 226 | |
| 227 | void register_BindTest() |
| 228 | { |
| 229 | jamvm_registerClass("BindTest", methods); |
| 230 | |
| 231 | Class *clazz = NULL; |
| 232 | |
| 233 | clazz = findClassFromClassLoader("BindTest", getSystemClassLoader()); |
| 234 | |
| 235 | if (clazz == NULL) { |
| 236 | fprintf(stderr, "Error: BindTest not found\n"); |
| 237 | clearException(); |
| 238 | return; |
| 239 | } |
| 240 | |
| 241 | FieldBlock *fb; |
| 242 | |
| 243 | fb = findField(clazz, "instanceString", "Ljava/lang/String;"); |
| 244 | |
| 245 | if (fb == NULL || ((fb->access_flags & ACC_STATIC) == ACC_STATIC)) { |
| 246 | fprintf(stderr, "Error: BindTest.instanceString not found or error\n"); |
| 247 | return; |
| 248 | } |
| 249 | |
| 250 | offset_instanceString = fb->offset; |
| 251 | |
| 252 | fb_classString = findField(clazz, "classString", "Ljava/lang/String;"); |
| 253 | |
| 254 | if (fb_classString == NULL || ((fb_classString->access_flags & ACC_STATIC) != ACC_STATIC)) { |
| 255 | fprintf(stderr, "Error: BindTest.classString not found or error\n"); |
| 256 | return; |
| 257 | } |
| 258 | |
| 259 | |
| 260 | class_ReturnedObject = findClassFromClassLoader("ReturnedObject", getSystemClassLoader()); |
| 261 | |
| 262 | if (class_ReturnedObject == NULL) { |
| 263 | fprintf(stderr, "Error: ReturnedObject class not found or error\n"); |
| 264 | return; |
| 265 | } |
| 266 | |
| 267 | mb_ReturnedObject_setReturnedString= |
| 268 | findMethod (class_ReturnedObject, "setReturnedString", "(Ljava/lang/String;)V"); |
| 269 | |
| 270 | if (mb_ReturnedObject_setReturnedString == NULL) { |
| 271 | fprintf(stderr, "Error: ReturnedObject.setReturnedString class not found or error\n"); |
| 272 | return; |
| 273 | } |
| 274 | |
| 275 | offset_mObj = findField(clazz, "mObj", "Ljava/lang/Object;")->offset; |
| 276 | offset_mBool = findField(clazz, "mBool", "Z" )->offset; |
| 277 | offset_mInt = findField(clazz, "mInt", "I")->offset; |
| 278 | offset_mString = findField(clazz, "mString", "Ljava/lang/String;")->offset; |
| 279 | offset_mDouble = findField(clazz, "mDouble", "D")->offset; |
| 280 | offset_mLong = findField(clazz, "mLong", "J")->offset; |
| 281 | |
| 282 | |
| 283 | mb_Java_Lang_Object_Equals = findMethod ( |
| 284 | findClassFromClassLoader("java/lang/Object", getSystemClassLoader()), |
| 285 | "equals", "(Ljava/lang/Object;)Z"); |
| 286 | |
| 287 | } |
| 288 | |
| 289 | |