10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
12 * version 2 for more details (a copy is included in the LICENSE file that
13 * accompanied this code).
14 *
15 * You should have received a copy of the GNU General Public License version
16 * 2 along with this work; if not, write to the Free Software Foundation,
17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
18 *
19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
20 * or visit www.oracle.com if you need additional information or have any
21 * questions.
22 */
23
24 #include <stdio.h>
25 #include <string.h>
26 #include "jvmti.h"
27 #include "agent_common.h"
28 #include "JVMTITools.h"
29
30 #ifdef __cplusplus
31 extern "C" {
32 #endif
33
34 #ifndef JNI_ENV_ARG
35
36 #ifdef __cplusplus
37 #define JNI_ENV_ARG(x, y) y
38 #define JNI_ENV_PTR(x) x
39 #else
40 #define JNI_ENV_ARG(x,y) x, y
41 #define JNI_ENV_PTR(x) (*x)
42 #endif
43
44 #endif
45
46 #define PASSED 0
47 #define STATUS_FAILED 2
48
49 static jvmtiCapabilities caps;
50 static jvmtiEventCallbacks callbacks;
51
52 #define RETURN_FAILED errCode = STATUS_FAILED; fflush(0); return
53
54 static jint errCode = PASSED;
55 static jvmtiEnv *jvmti = NULL;
56 static jmethodID midCheckPoint = NULL;
57
58
59 JNIEXPORT void JNICALL
60 Java_nsk_jvmti_unit_GetConstantPool_getcpool001_getCP(
61 JNIEnv *env, jclass c, jint id, jclass cls) {
62 jvmtiError err;
63 int idx = 0;
64 int rep = 0;
97 RETURN_FAILED;
98 }
99 fflush(0);
100 }
101
102 #ifdef STATIC_BUILD
103 JNIEXPORT jint JNICALL Agent_OnLoad_getcpool001(JavaVM *jvm, char *options, void *reserved) {
104 return Agent_Initialize(jvm, options, reserved);
105 }
106 JNIEXPORT jint JNICALL Agent_OnAttach_getcpool001(JavaVM *jvm, char *options, void *reserved) {
107 return Agent_Initialize(jvm, options, reserved);
108 }
109 JNIEXPORT jint JNI_OnLoad_getcpool001(JavaVM *jvm, char *options, void *reserved) {
110 return JNI_VERSION_1_8;
111 }
112 #endif
113 jint Agent_Initialize(JavaVM *jvm, char *options, void *reserved) {
114 jvmtiError err;
115 jint res;
116
117 res = JNI_ENV_PTR(jvm)->GetEnv(JNI_ENV_ARG(jvm, (void **) &jvmti),
118 JVMTI_VERSION_1_1);
119 if (res != JNI_OK || jvmti == NULL) {
120 printf("Wrong result of a valid call to GetEnv!\n");
121 return JNI_ERR;
122 }
123
124 err = jvmti->GetPotentialCapabilities(&caps);
125 if (err != JVMTI_ERROR_NONE) {
126 printf("(GetPotentialCapabilities) unexpected error: %s (%d)\n",
127 TranslateError(err), err);
128 return JNI_ERR;
129 }
130
131 err = jvmti->AddCapabilities(&caps);
132 if (err != JVMTI_ERROR_NONE) {
133 printf("(AddCapabilities) unexpected error: %s (%d)\n",
134 TranslateError(err), err);
135 return JNI_ERR;
136 }
137
138 err = jvmti->GetCapabilities(&caps);
159
160 return JNI_OK;
161 }
162
163 JNIEXPORT void JNICALL
164 Java_nsk_jvmti_unit_GetConstantPool_getcpool001_getReady(
165 JNIEnv *env, jclass c, jclass cls) {
166 jvmtiError err;
167
168 if (jvmti == NULL) {
169 printf("JVMTI client was not properly loaded!\n");
170 RETURN_FAILED;
171 }
172
173 if (!caps.can_force_early_return ||
174 !caps.can_generate_breakpoint_events ||
175 !caps.can_generate_single_step_events) {
176 return;
177 }
178
179 midCheckPoint = JNI_ENV_PTR(env)->GetMethodID(JNI_ENV_ARG(env, cls),
180 "checkPoint", "()V");
181 if (midCheckPoint == NULL) {
182 printf("Cannot find Method ID for method checkPoint\n");
183 RETURN_FAILED;
184 }
185
186 err = jvmti->SetBreakpoint(midCheckPoint, 0);
187 if (err != JVMTI_ERROR_NONE) {
188 printf("(SetBreakpoint) unexpected error: %s (%d)\n",
189 TranslateError(err), err);
190 RETURN_FAILED;
191 }
192
193 err = jvmti->SetEventNotificationMode(JVMTI_ENABLE,
194 JVMTI_EVENT_BREAKPOINT, NULL);
195 if (err != JVMTI_ERROR_NONE) {
196 printf("Failed to enable BREAKPOINT event: %s (%d)\n",
197 TranslateError(err), err);
198 RETURN_FAILED;
199 }
200
201 }
202
203 JNIEXPORT jint JNICALL
204 Java_nsk_jvmti_unit_GetConstantPool_getcpool001_check(JNIEnv *env, jclass cls) {
205 return errCode;
206 }
207
208 #ifdef __cplusplus
209 }
210 #endif
|
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
12 * version 2 for more details (a copy is included in the LICENSE file that
13 * accompanied this code).
14 *
15 * You should have received a copy of the GNU General Public License version
16 * 2 along with this work; if not, write to the Free Software Foundation,
17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
18 *
19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
20 * or visit www.oracle.com if you need additional information or have any
21 * questions.
22 */
23
24 #include <stdio.h>
25 #include <string.h>
26 #include "jvmti.h"
27 #include "agent_common.h"
28 #include "JVMTITools.h"
29
30 extern "C" {
31
32
33 #define PASSED 0
34 #define STATUS_FAILED 2
35
36 static jvmtiCapabilities caps;
37 static jvmtiEventCallbacks callbacks;
38
39 #define RETURN_FAILED errCode = STATUS_FAILED; fflush(0); return
40
41 static jint errCode = PASSED;
42 static jvmtiEnv *jvmti = NULL;
43 static jmethodID midCheckPoint = NULL;
44
45
46 JNIEXPORT void JNICALL
47 Java_nsk_jvmti_unit_GetConstantPool_getcpool001_getCP(
48 JNIEnv *env, jclass c, jint id, jclass cls) {
49 jvmtiError err;
50 int idx = 0;
51 int rep = 0;
84 RETURN_FAILED;
85 }
86 fflush(0);
87 }
88
89 #ifdef STATIC_BUILD
90 JNIEXPORT jint JNICALL Agent_OnLoad_getcpool001(JavaVM *jvm, char *options, void *reserved) {
91 return Agent_Initialize(jvm, options, reserved);
92 }
93 JNIEXPORT jint JNICALL Agent_OnAttach_getcpool001(JavaVM *jvm, char *options, void *reserved) {
94 return Agent_Initialize(jvm, options, reserved);
95 }
96 JNIEXPORT jint JNI_OnLoad_getcpool001(JavaVM *jvm, char *options, void *reserved) {
97 return JNI_VERSION_1_8;
98 }
99 #endif
100 jint Agent_Initialize(JavaVM *jvm, char *options, void *reserved) {
101 jvmtiError err;
102 jint res;
103
104 res = jvm->GetEnv((void **) &jvmti, JVMTI_VERSION_1_1);
105 if (res != JNI_OK || jvmti == NULL) {
106 printf("Wrong result of a valid call to GetEnv!\n");
107 return JNI_ERR;
108 }
109
110 err = jvmti->GetPotentialCapabilities(&caps);
111 if (err != JVMTI_ERROR_NONE) {
112 printf("(GetPotentialCapabilities) unexpected error: %s (%d)\n",
113 TranslateError(err), err);
114 return JNI_ERR;
115 }
116
117 err = jvmti->AddCapabilities(&caps);
118 if (err != JVMTI_ERROR_NONE) {
119 printf("(AddCapabilities) unexpected error: %s (%d)\n",
120 TranslateError(err), err);
121 return JNI_ERR;
122 }
123
124 err = jvmti->GetCapabilities(&caps);
145
146 return JNI_OK;
147 }
148
149 JNIEXPORT void JNICALL
150 Java_nsk_jvmti_unit_GetConstantPool_getcpool001_getReady(
151 JNIEnv *env, jclass c, jclass cls) {
152 jvmtiError err;
153
154 if (jvmti == NULL) {
155 printf("JVMTI client was not properly loaded!\n");
156 RETURN_FAILED;
157 }
158
159 if (!caps.can_force_early_return ||
160 !caps.can_generate_breakpoint_events ||
161 !caps.can_generate_single_step_events) {
162 return;
163 }
164
165 midCheckPoint = env->GetMethodID(cls, "checkPoint", "()V");
166 if (midCheckPoint == NULL) {
167 printf("Cannot find Method ID for method checkPoint\n");
168 RETURN_FAILED;
169 }
170
171 err = jvmti->SetBreakpoint(midCheckPoint, 0);
172 if (err != JVMTI_ERROR_NONE) {
173 printf("(SetBreakpoint) unexpected error: %s (%d)\n",
174 TranslateError(err), err);
175 RETURN_FAILED;
176 }
177
178 err = jvmti->SetEventNotificationMode(JVMTI_ENABLE, JVMTI_EVENT_BREAKPOINT, NULL);
179 if (err != JVMTI_ERROR_NONE) {
180 printf("Failed to enable BREAKPOINT event: %s (%d)\n",
181 TranslateError(err), err);
182 RETURN_FAILED;
183 }
184
185 }
186
187 JNIEXPORT jint JNICALL
188 Java_nsk_jvmti_unit_GetConstantPool_getcpool001_check(JNIEnv *env, jclass cls) {
189 return errCode;
190 }
191
192 }
|