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Add some overview docs for classloader-namespace.

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Courtesy of jiyong@.

Test: n/a
Change-Id: I4ee239c63a5b5f90516b05af25b32ff22b147d53
This commit is contained in:
Martin Stjernholm 2019-02-06 21:47:26 +00:00
parent a13b119c3d
commit b78f6ec7ef
1 changed files with 9 additions and 0 deletions
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9
libnativeloader/native_loader.cpp
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@ -118,7 +118,16 @@ static constexpr const char* kVndkNamespaceName = "vndk";
static constexpr const char* kRuntimeNamespaceName = "runtime";
// classloader-namespace is a linker namespace that is created for the loaded
// app. To be specific, it is created for the app classloader. When
// System.load() is called from a Java class that is loaded from the
// classloader, the classloader-namespace namespace associated with that
// classloader is selected for dlopen. The namespace is configured so that its
// search path is set to the app-local JNI directory and it is linked to the
// default namespace with the names of libs listed in the public.libraries.txt.
// This way an app can only load its own JNI libraries along with the public libs.
static constexpr const char* kClassloaderNamespaceName = "classloader-namespace";
// Same thing for vendor APKs.
static constexpr const char* kVendorClassloaderNamespaceName = "vendor-classloader-namespace";
// (http://b/27588281) This is a workaround for apps using custom classloaders and calling