From d95b46a1d130a90835f217540926f400a9075aa5 Mon Sep 17 00:00:00 2001
From: Andreas Huber <andih@google.com>
Date: Wed, 19 Jan 2011 10:34:52 -0800
Subject: Make parameter blocks read/writable even for SET_PARAMETER/SET_CONFIG
 requests.

Refactor the logic a little.

Change-Id: Idd7a26678d846c96b0b11f096305e7467381bda3
---
 media/libmedia/IOMX.cpp | 78 +++++++++++++------------------------------------
 1 file changed, 20 insertions(+), 58 deletions(-)

(limited to 'media')

diff --git a/media/libmedia/IOMX.cpp b/media/libmedia/IOMX.cpp
index 9ce6738..af67175 100644
--- a/media/libmedia/IOMX.cpp
+++ b/media/libmedia/IOMX.cpp
@@ -5,6 +5,7 @@
 #include <binder/IMemory.h>
 #include <binder/Parcel.h>
 #include <media/IOMX.h>
+#include <media/stagefright/foundation/ADebug.h>
 #include <surfaceflinger/ISurface.h>
 #include <surfaceflinger/Surface.h>
 
@@ -449,48 +450,9 @@ status_t BnOMX::onTransact(
         }
 
         case GET_PARAMETER:
-        {
-            CHECK_INTERFACE(IOMX, data, reply);
-
-            node_id node = (void*)data.readIntPtr();
-            OMX_INDEXTYPE index = static_cast<OMX_INDEXTYPE>(data.readInt32());
-
-            size_t size = data.readInt32();
-
-            // XXX I am not happy with this but Parcel::readInplace didn't work.
-            void *params = malloc(size);
-            data.read(params, size);
-
-            status_t err = getParameter(node, index, params, size);
-
-            reply->writeInt32(err);
-
-            if (err == OK) {
-                reply->write(params, size);
-            }
-
-            free(params);
-            params = NULL;
-
-            return NO_ERROR;
-        }
-
         case SET_PARAMETER:
-        {
-            CHECK_INTERFACE(IOMX, data, reply);
-
-            node_id node = (void*)data.readIntPtr();
-            OMX_INDEXTYPE index = static_cast<OMX_INDEXTYPE>(data.readInt32());
-
-            size_t size = data.readInt32();
-            void *params = const_cast<void *>(data.readInplace(size));
-
-            reply->writeInt32(setParameter(node, index, params, size));
-
-            return NO_ERROR;
-        }
-
         case GET_CONFIG:
+        case SET_CONFIG:
         {
             CHECK_INTERFACE(IOMX, data, reply);
 
@@ -499,15 +461,30 @@ status_t BnOMX::onTransact(
 
             size_t size = data.readInt32();
 
-            // XXX I am not happy with this but Parcel::readInplace didn't work.
             void *params = malloc(size);
             data.read(params, size);
 
-            status_t err = getConfig(node, index, params, size);
+            status_t err;
+            switch (code) {
+                case GET_PARAMETER:
+                    err = getParameter(node, index, params, size);
+                    break;
+                case SET_PARAMETER:
+                    err = setParameter(node, index, params, size);
+                    break;
+                case GET_CONFIG:
+                    err = getConfig(node, index, params, size);
+                    break;
+                case SET_CONFIG:
+                    err = setConfig(node, index, params, size);
+                    break;
+                default:
+                    TRESPASS();
+            }
 
             reply->writeInt32(err);
 
-            if (err == OK) {
+            if ((code == GET_PARAMETER || code == GET_CONFIG) && err == OK) {
                 reply->write(params, size);
             }
 
@@ -517,21 +494,6 @@ status_t BnOMX::onTransact(
             return NO_ERROR;
         }
 
-        case SET_CONFIG:
-        {
-            CHECK_INTERFACE(IOMX, data, reply);
-
-            node_id node = (void*)data.readIntPtr();
-            OMX_INDEXTYPE index = static_cast<OMX_INDEXTYPE>(data.readInt32());
-
-            size_t size = data.readInt32();
-            void *params = const_cast<void *>(data.readInplace(size));
-
-            reply->writeInt32(setConfig(node, index, params, size));
-
-            return NO_ERROR;
-        }
-
         case ENABLE_GRAPHIC_BUFFERS:
         {
             CHECK_INTERFACE(IOMX, data, reply);
-- 
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