diff options
Diffstat (limited to 'libjava/jvmti.cc')
| -rw-r--r-- | libjava/jvmti.cc | 52 |
1 files changed, 50 insertions, 2 deletions
diff --git a/libjava/jvmti.cc b/libjava/jvmti.cc index 16a28f1..8c2b294 100644 --- a/libjava/jvmti.cc +++ b/libjava/jvmti.cc @@ -11,8 +11,56 @@ details. */ #include <config.h> #include <jvm.h> +#include <java-threads.h> +#include <java-gc.h> #include <jvmti.h> +#include <java/lang/Thread.h> + +// Some commonly-used checks + +#define THREAD_DEFAULT_TO_CURRENT(jthread) \ + if (jthread == NULL) jthread = java::lang::Thread::currentThread (); + +#define THREAD_CHECK_VALID(jthread) \ + if (!java::lang::Thread::class$.isAssignableFrom (&(jthread->class$))) \ + return JVMTI_ERROR_INVALID_THREAD; + +#define THREAD_CHECK_IS_ALIVE(thread) \ + if (!thread->isAlive ()) return JVMTI_ERROR_THREAD_NOT_ALIVE; + +static jvmtiError +_Jv_JVMTI_SuspendThread (MAYBE_UNUSED jvmtiEnv *env, jthread thread) +{ + using namespace java::lang; + + THREAD_DEFAULT_TO_CURRENT (thread); + THREAD_CHECK_VALID (thread); + + Thread *t = reinterpret_cast<Thread *> (thread); + THREAD_CHECK_IS_ALIVE (t); + + _Jv_Thread_t *data = _Jv_ThreadGetData (t); + _Jv_SuspendThread (data); + return JVMTI_ERROR_NONE; +} + +static jvmtiError +_Jv_JVMTI_ResumeThread (MAYBE_UNUSED jvmtiEnv *env, jthread thread) +{ + using namespace java::lang; + + THREAD_DEFAULT_TO_CURRENT (thread); + THREAD_CHECK_VALID (thread); + + Thread *t = reinterpret_cast<Thread *> (thread); + THREAD_CHECK_IS_ALIVE (t); + + _Jv_Thread_t *data = _Jv_ThreadGetData (t); + _Jv_ResumeThread (data); + return JVMTI_ERROR_NONE; +} + #define RESERVED NULL #define UNIMPLEMENTED NULL @@ -30,8 +78,8 @@ struct _Jv_jvmtiEnv _Jv_JVMTI_Interface = UNIMPLEMENTED, // SetEventNotification RESERVED, // reserved3 UNIMPLEMENTED, // GetAllThreads - UNIMPLEMENTED, // SuspendThread - UNIMPLEMENTED, // ResumeThread + _Jv_JVMTI_SuspendThread, // SuspendThread + _Jv_JVMTI_ResumeThread, // ResumeThread UNIMPLEMENTED, // StopThread UNIMPLEMENTED, // InterruptThread UNIMPLEMENTED, // GetThreadInfo |