From 7c7b114bdda2cbd6019b9fc8d2df95be15244235 Mon Sep 17 00:00:00 2001
From: The Android Automerger <android-build@android.com>
Date: Thu, 27 Oct 2011 17:42:17 -0700
Subject: [PATCH] Revert "Clean up CursorWindow code."

This reverts commit 3bc6bbc92cd2095f42039b5aadd0a14d0e5d9230.
---
 include/binder/CursorWindow.h | 28 ++----------------------
 libs/binder/CursorWindow.cpp  | 41 ++++++++++++++++++++++++++++++++---
 2 files changed, 40 insertions(+), 29 deletions(-)

diff --git a/include/binder/CursorWindow.h b/include/binder/CursorWindow.h
index d227244df..f0b2909dc 100644
--- a/include/binder/CursorWindow.h
+++ b/include/binder/CursorWindow.h
@@ -143,6 +143,8 @@ public:
                          */
     uint32_t            alloc(size_t size, bool aligned = false);
 
+    uint32_t            read_field_slot(int row, int column, field_slot_t * slot);
+
                         /**
                          * Copy data into the window at the given offset.
                          */
@@ -179,32 +181,6 @@ public:
                                 return ((field_slot_t *)offsetToPtr(fieldDirOffset)) + column;
                             }
 
-    int64_t getFieldSlotValueLong(field_slot_t* fieldSlot) {
-#if WINDOW_STORAGE_INLINE_NUMERICS
-        return fieldSlot->data.l;
-#else
-        return copyOutLong(fieldSlot->data.buffer.offset);
-#endif
-    }
-
-    double getFieldSlotValueDouble(field_slot_t* fieldSlot) {
-#if WINDOW_STORAGE_INLINE_NUMERICS
-        return fieldSlot->data.d;
-#else
-        return copyOutDouble(fieldSlot->data.buffer.offset);
-#endif
-    }
-
-#if WINDOW_STORAGE_UTF8
-    char* getFieldSlotValueString(field_slot_t* fieldSlot) {
-        return reinterpret_cast<char*>(offsetToPtr(fieldSlot->data.buffer.offset));
-    }
-#else
-    char16_t* getFieldSlotValueString(field_slot_t* fieldSlot) {
-        return reinterpret_cast<char16_t*>(offsetToPtr(fieldSlot->data.buffer.offset));
-    }
-#endif
-
 private:
     uint8_t * mData;
     size_t mSize;
diff --git a/libs/binder/CursorWindow.cpp b/libs/binder/CursorWindow.cpp
index b02374f1e..47bbd04e1 100644
--- a/libs/binder/CursorWindow.cpp
+++ b/libs/binder/CursorWindow.cpp
@@ -236,6 +236,33 @@ field_slot_t * CursorWindow::getFieldSlotWithCheck(int row, int column)
   return ((field_slot_t *)offsetToPtr(fieldDirOffset)) + column;  
 }
 
+uint32_t CursorWindow::read_field_slot(int row, int column, field_slot_t * slotOut)
+{
+    if (row < 0 || row >= mHeader->numRows || column < 0 || column >= mHeader->numColumns) {
+        LOGE("Can't read row# %d, col# %d from CursorWindow. Make sure your Cursor is initialized correctly.",
+                row, column);
+        return -1;
+    }        
+    row_slot_t * rowSlot = getRowSlot(row);
+    if (!rowSlot) {
+        LOGE("Failed to find rowSlot for row %d", row);
+        return -1;
+    }
+    if (rowSlot->offset == 0 || rowSlot->offset >= mSize) {
+        LOGE("Invalid rowSlot, offset = %d", rowSlot->offset);
+        return -1;
+    }
+LOG_WINDOW("Found field directory for %d,%d at rowSlot %d, offset %d", row, column, (uint8_t *)rowSlot - mData, rowSlot->offset);
+    field_slot_t * fieldDir = (field_slot_t *)offsetToPtr(rowSlot->offset);
+LOG_WINDOW("Read field_slot_t %d,%d: offset = %d, size = %d, type = %d", row, column, fieldDir[column].data.buffer.offset, fieldDir[column].data.buffer.size, fieldDir[column].type);
+
+    // Copy the data to the out param
+    slotOut->data.buffer.offset = fieldDir[column].data.buffer.offset;
+    slotOut->data.buffer.size = fieldDir[column].data.buffer.size;
+    slotOut->type = fieldDir[column].type;
+    return 0;
+}
+
 void CursorWindow::copyIn(uint32_t offset, uint8_t const * data, size_t size)
 {
     assert(offset + size <= mSize);    
@@ -343,8 +370,12 @@ bool CursorWindow::getLong(unsigned int row, unsigned int col, int64_t * valueOu
     if (!fieldSlot || fieldSlot->type != FIELD_TYPE_INTEGER) {
         return false;
     }
-
-    *valueOut = getFieldSlotValueLong(fieldSlot);
+    
+#if WINDOW_STORAGE_INLINE_NUMERICS
+    *valueOut = fieldSlot->data.l;
+#else
+    *valueOut = copyOutLong(fieldSlot->data.buffer.offset);
+#endif
     return true;
 }
 
@@ -355,7 +386,11 @@ bool CursorWindow::getDouble(unsigned int row, unsigned int col, double * valueO
         return false;
     }
 
-    *valueOut = getFieldSlotValueDouble(fieldSlot);
+#if WINDOW_STORAGE_INLINE_NUMERICS
+    *valueOut = fieldSlot->data.d;
+#else
+    *valueOut = copyOutDouble(fieldSlot->data.buffer.offset);
+#endif
     return true;
 }