binder通讯 c++源码

#define LOG_TAG "HelloService" #include <binder/IInterface.h> #include <binder/IMemory.h> #include <binder/Parcel.h> #include "IHelloService.h" #include "utils.h" #include <log/log.h> #include <utils/String8.h> namespace android { status_t BnHelloService::onTransact( uint32_t code, const Parcel& data, Parcel* reply, uint32_t flags) { int ret; int32_t strict_policy = data.readInt32(); switch (code) { case SAY_HELLO_CMD: { say_hello(); return NO_ERROR; } case SAY_HELLO_TO_CMD: { const String16 name = data.readString16(); String8 name8 = String8(name); ret = say_hello_to(name8.string()); reply->writeInt32(ret); return NO_ERROR; } default: return BBinder::onTransact(code, data, reply, flags); } } void BnHelloService::say_hello(void){ static int cnt; ALOGD("call say_hello : %d\n",cnt++); } int BnHelloService::say_hello_to(const char *name){ static int cnt; ALOGD("call say_hello_to name :%s,cnt: %d\n",name,cnt++); return cnt; } } // namespace android