data_page.patch

diff --git a/sdk/sign_tool/SignTool/manage_metadata.cpp b/sdk/sign_tool/SignTool/manage_metadata.cpp
index 33e8455..36c4ced 100644
--- a/sdk/sign_tool/SignTool/manage_metadata.cpp
+++ b/sdk/sign_tool/SignTool/manage_metadata.cpp
@@ -541,7 +541,7 @@ bool CMetadata::build_layout_table()
 
 
     // thread context memory layout
-    // guard page | stack | TCS | SSA | guard page | TLS
+    // guard page | stack | TCS | SSA | guard page | TLS | guard page | data
     thread_start = m_layouts.size();
     //ulitity tcs
     // guard page
@@ -682,6 +682,30 @@ bool CMetadata::build_layout_table()
         }
     }
 
+    //----> Jaebaek: code and data pages for the enclave program
+    /*
+    // guard page
+    layouts.push_back(guard_page);
+
+    // .sgxcode
+    layout.entry.id = LAYOUT_ID_HEAP;
+    layout.entry.page_count = (uint32_t)(0x2000000 >> SE_PAGE_SHIFT);
+    layout.entry.attributes = ADD_PAGE_ONLY; // ADD_EXTEND_PAGE;
+    layout.entry.si_flags = SI_FLAGS_RW | SI_FLAG_X;
+    layouts.push_back(layout);
+    */
+
+    // guard page
+    m_layouts.push_back(guard_page);
+
+    // .sgxdata
+    layout.entry.id = LAYOUT_ID_HEAP_MIN;
+    layout.entry.page_count = (uint32_t)(0x2000000 >> SE_PAGE_SHIFT);
+    layout.entry.attributes = ADD_PAGE_ONLY; // ADD_EXTEND_PAGE;
+    layout.entry.si_flags = SI_FLAGS_RW;
+    m_layouts.push_back(layout);
+    //----<
+
     // update layout entries
     if(false == update_layout_entries())
     {