diff options
Diffstat (limited to 'include/binder/Parcel.h')
| -rw-r--r-- | include/binder/Parcel.h | 31 |
1 files changed, 27 insertions, 4 deletions
diff --git a/include/binder/Parcel.h b/include/binder/Parcel.h index 66c34b2..32c9a1d5 100644 --- a/include/binder/Parcel.h +++ b/include/binder/Parcel.h @@ -26,11 +26,12 @@ // --------------------------------------------------------------------------- namespace android { +class Flattenable; class IBinder; +class IPCThreadState; class ProcessState; class String8; class TextOutput; -class Flattenable; struct flat_binder_object; // defined in support_p/binder_module.h @@ -56,9 +57,19 @@ public: bool hasFileDescriptors() const; + // Writes the RPC header. status_t writeInterfaceToken(const String16& interface); - bool enforceInterface(const String16& interface) const; - bool checkInterface(IBinder*) const; + + // Parses the RPC header, returning true if the interface name + // in the header matches the expected interface from the caller. + // + // Additionally, enforceInterface does part of the work of + // propagating the StrictMode policy mask, populating the current + // IPCThreadState, which as an optimization may optionally be + // passed in. + bool enforceInterface(const String16& interface, + IPCThreadState* threadState = NULL) const; + bool checkInterface(IBinder*) const; void freeData(); @@ -100,6 +111,11 @@ public: status_t writeObject(const flat_binder_object& val, bool nullMetaData); + // Like Parcel.java's writeNoException(). Just writes a zero int32. + // Currently the native implementation doesn't do any of the StrictMode + // stack gathering and serialization that the Java implementation does. + status_t writeNoException(); + void remove(size_t start, size_t amt); status_t read(void* outData, size_t len) const; @@ -122,7 +138,14 @@ public: sp<IBinder> readStrongBinder() const; wp<IBinder> readWeakBinder() const; status_t read(Flattenable& val) const; - + + // Like Parcel.java's readExceptionCode(). Reads the first int32 + // off of a Parcel's header, returning 0 or the negative error + // code on exceptions, but also deals with skipping over rich + // response headers. Callers should use this to read & parse the + // response headers rather than doing it by hand. + int32_t readExceptionCode() const; + // Retrieve native_handle from the parcel. This returns a copy of the // parcel's native_handle (the caller takes ownership). The caller // must free the native_handle with native_handle_close() and |