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Diffstat (limited to 'include/binder/ProcessState.h')
-rw-r--r-- | include/binder/ProcessState.h | 117 |
1 files changed, 117 insertions, 0 deletions
diff --git a/include/binder/ProcessState.h b/include/binder/ProcessState.h new file mode 100644 index 0000000..feeb3c3 --- /dev/null +++ b/include/binder/ProcessState.h @@ -0,0 +1,117 @@ +/* + * Copyright (C) 2005 The Android Open Source Project + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +#ifndef ANDROID_PROCESS_STATE_H +#define ANDROID_PROCESS_STATE_H + +#include <binder/IBinder.h> +#include <utils/KeyedVector.h> +#include <utils/String8.h> +#include <utils/String16.h> + +#include <utils/threads.h> + +// --------------------------------------------------------------------------- +namespace android { + +// Global variables +extern int mArgC; +extern const char* const* mArgV; +extern int mArgLen; + +class IPCThreadState; + +class ProcessState : public virtual RefBase +{ +public: + static sp<ProcessState> self(); + + static void setSingleProcess(bool singleProcess); + + void setContextObject(const sp<IBinder>& object); + sp<IBinder> getContextObject(const sp<IBinder>& caller); + + void setContextObject(const sp<IBinder>& object, + const String16& name); + sp<IBinder> getContextObject(const String16& name, + const sp<IBinder>& caller); + + bool supportsProcesses() const; + + void startThreadPool(); + + typedef bool (*context_check_func)(const String16& name, + const sp<IBinder>& caller, + void* userData); + + bool isContextManager(void) const; + bool becomeContextManager( + context_check_func checkFunc, + void* userData); + + sp<IBinder> getStrongProxyForHandle(int32_t handle); + wp<IBinder> getWeakProxyForHandle(int32_t handle); + void expungeHandle(int32_t handle, IBinder* binder); + + void setArgs(int argc, const char* const argv[]); + int getArgC() const; + const char* const* getArgV() const; + + void setArgV0(const char* txt); + + void spawnPooledThread(bool isMain); + +private: + friend class IPCThreadState; + + ProcessState(); + ~ProcessState(); + + ProcessState(const ProcessState& o); + ProcessState& operator=(const ProcessState& o); + + struct handle_entry { + IBinder* binder; + RefBase::weakref_type* refs; + }; + + handle_entry* lookupHandleLocked(int32_t handle); + + int mDriverFD; + void* mVMStart; + + mutable Mutex mLock; // protects everything below. + + Vector<handle_entry>mHandleToObject; + + bool mManagesContexts; + context_check_func mBinderContextCheckFunc; + void* mBinderContextUserData; + + KeyedVector<String16, sp<IBinder> > + mContexts; + + + String8 mRootDir; + bool mThreadPoolStarted; + volatile int32_t mThreadPoolSeq; +}; + +}; // namespace android + +// --------------------------------------------------------------------------- + +#endif // ANDROID_PROCESS_STATE_H |