Add Binder support for Parcelable exceptions.

Follow the new framework changes that support sending EX_PARCELABLE
exception types.

Test: builds, boots
Bug: 33749182
Change-Id: I7a856fa89f23aab4f782c4e5ae2beb8166fa8da4

1 files changed, 15 insertions, 4 deletions

diff --git a/libs/binder/Status.cpp b/libs/binder/Status.cpp
index 8466863865..006f7f94e9 100644
--- a/libs/binder/Status.cpp
+++ b/libs/binder/Status.cpp
@@ -104,6 +104,16 @@ status_t Status::readFromParcel(const Parcel& parcel) {
 
     if (mException == EX_SERVICE_SPECIFIC) {
         status = parcel.readInt32(&mErrorCode);
+    } else if (mException == EX_PARCELABLE) {
+        // Skip over the blob of Parcelable data
+        const int32_t header_start = parcel.dataPosition();
+        int32_t header_size;
+        status = parcel.readInt32(&header_size);
+        if (status != OK) {
+            setFromStatusT(status);
+            return status;
+        }
+        parcel.setDataPosition(header_start + header_size);
     }
     if (status != OK) {
         setFromStatusT(status);
@@ -127,11 +137,12 @@ status_t Status::writeToParcel(Parcel* parcel) const {
         return status;
     }
     status = parcel->writeString16(String16(mMessage));
-    if (mException != EX_SERVICE_SPECIFIC) {
-        // We have no more information to write.
-        return status;
+    if (mException == EX_SERVICE_SPECIFIC) {
+        status = parcel->writeInt32(mErrorCode);
+    } else if (mException == EX_PARCELABLE) {
+        // Sending Parcelable blobs currently not supported
+        status = parcel->writeInt32(0);
     }
-    status = parcel->writeInt32(mErrorCode);
     return status;
 }