Disable Blob outside of Android (bca8f94b) · Commits · e / devices / smdk4412 / android_frameworks_native

libs/binder/Android.bp

+16 −0

Original line number	Diff line number	Diff line
		@@ -358,6 +358,22 @@ cc_library_static {
		],
		}

		cc_library_static {
		name: "libbinder_rpc_no_blob",
		vendor_available: true,
		defaults: [
		"libbinder_common_defaults",
		"libbinder_android_defaults",
		"libbinder_kernel_defaults",
		],
		cflags: [
		"-DBINDER_DISABLE_BLOB",
		],
		visibility: [
		":__subpackages__",
		],
		}

		cc_library_static {
		name: "libbinder_rpc_single_threaded",
		defaults: [

libs/binder/Parcel.cpp

+17 −0

Original line number	Diff line number	Diff line
		@@ -40,7 +40,9 @@
		#include <binder/TextOutput.h>

		#include <android-base/scopeguard.h>
		#ifndef BINDER_DISABLE_BLOB
		#include <cutils/ashmem.h>
		#endif
		#include <utils/Flattenable.h>
		#include <utils/Log.h>
		#include <utils/String16.h>
		@@ -1548,6 +1550,12 @@ status_t Parcel::writeUniqueFileDescriptor(const base::unique_fd& fd) {

		status_t Parcel::writeBlob(size_t len, bool mutableCopy, WritableBlob* outBlob)
		{
		#ifdef BINDER_DISABLE_BLOB
		(void)len;
		(void)mutableCopy;
		(void)outBlob;
		return INVALID_OPERATION;
		#else
		if (len > INT32_MAX) {
		// don't accept size_t values which may have come from an
		// inadvertent conversion from a negative int.
		@@ -1599,6 +1607,7 @@ status_t Parcel::writeBlob(size_t len, bool mutableCopy, WritableBlob* outBlob)
		}
		::close(fd);
		return status;
		#endif
		}

		status_t Parcel::writeDupImmutableBlobFileDescriptor(int fd)
		@@ -2382,6 +2391,11 @@ status_t Parcel::readUniqueParcelFileDescriptor(base::unique_fd* val) const

		status_t Parcel::readBlob(size_t len, ReadableBlob* outBlob) const
		{
		#ifdef BINDER_DISABLE_BLOB
		(void)len;
		(void)outBlob;
		return INVALID_OPERATION;
		#else
		int32_t blobType;
		status_t status = readInt32(&blobType);
		if (status) return status;
		@@ -2415,6 +2429,7 @@ status_t Parcel::readBlob(size_t len, ReadableBlob* outBlob) const

		outBlob->init(fd, ptr, len, isMutable);
		return NO_ERROR;
		#endif
		}

		status_t Parcel::read(FlattenableHelperInterface& val) const
		@@ -3158,6 +3173,7 @@ size_t Parcel::getOpenAshmemSize() const
		}

		size_t openAshmemSize = 0;
		#ifndef BINDER_DISABLE_BLOB
		for (size_t i = 0; i < kernelFields->mObjectsSize; i++) {
		const flat_binder_object* flat =
		reinterpret_cast<const flat_binder_object*>(mData + kernelFields->mObjects[i]);
		@@ -3172,6 +3188,7 @@ size_t Parcel::getOpenAshmemSize() const
		}
		}
		}
		#endif
		return openAshmemSize;
		}
		#endif // BINDER_WITH_KERNEL_IPC