[Lldb-commits] [lldb] r252272 - Change the way we read data from the ObjC runtime

[Enrico Granata via lldb-commits]

Author: enrico
Date: Thu Nov  5 21:04:56 2015
New Revision: 252272

URL: http://llvm.org/viewvc/llvm-project?rev=252272&view=rev
Log:
Change the way we read data from the ObjC runtime

Modified:
    
lldb/trunk/source/Plugins/LanguageRuntime/ObjC/AppleObjCRuntime/AppleObjCClassDescriptorV2.cpp

Modified: 
lldb/trunk/source/Plugins/LanguageRuntime/ObjC/AppleObjCRuntime/AppleObjCClassDescriptorV2.cpp
URL: 
http://llvm.org/viewvc/llvm-project/lldb/trunk/source/Plugins/LanguageRuntime/ObjC/AppleObjCRuntime/AppleObjCClassDescriptorV2.cpp?rev=252272&r1=252271&r2=252272&view=diff
==============================================================================
--- 
lldb/trunk/source/Plugins/LanguageRuntime/ObjC/AppleObjCRuntime/AppleObjCClassDescriptorV2.cpp
 (original)
+++ 
lldb/trunk/source/Plugins/LanguageRuntime/ObjC/AppleObjCRuntime/AppleObjCClassDescriptorV2.cpp
 Thu Nov  5 21:04:56 2015
@@ -253,16 +253,17 @@ ClassDescriptorV2::method_t::Read(Proces
     m_types_ptr  = extractor.GetAddress_unchecked(&cursor);
     m_imp_ptr    = extractor.GetAddress_unchecked(&cursor);
     
-    const size_t buffer_size = 1024;
-    size_t count;
-    
-    DataBufferHeap string_buf(buffer_size, 0);
-    
-    count = process->ReadCStringFromMemory(m_name_ptr, 
(char*)string_buf.GetBytes(), buffer_size, error);
-    m_name.assign((char*)string_buf.GetBytes(), count);
+    process->ReadCStringFromMemory(m_name_ptr, m_name, error);
+    if (error.Fail())
+    {
+        return false;
+    }
     
-    count = process->ReadCStringFromMemory(m_types_ptr, 
(char*)string_buf.GetBytes(), buffer_size, error);
-    m_types.assign((char*)string_buf.GetBytes(), count);
+    process->ReadCStringFromMemory(m_types_ptr, m_types, error);
+    if (error.Fail())
+    {
+        return false;
+    }
     
     return true;
 }
@@ -317,16 +318,17 @@ ClassDescriptorV2::ivar_t::Read(Process
     m_alignment  = extractor.GetU32_unchecked(&cursor);
     m_size       = extractor.GetU32_unchecked(&cursor);
     
-    const size_t buffer_size = 1024;
-    size_t count;
-    
-    DataBufferHeap string_buf(buffer_size, 0);
-    
-    count = process->ReadCStringFromMemory(m_name_ptr, 
(char*)string_buf.GetBytes(), buffer_size, error);
-    m_name.assign((char*)string_buf.GetBytes(), count);
+    process->ReadCStringFromMemory(m_name_ptr, m_name, error);
+    if (error.Fail())
+    {
+        return false;
+    }
     
-    count = process->ReadCStringFromMemory(m_type_ptr, 
(char*)string_buf.GetBytes(), buffer_size, error);
-    m_type.assign((char*)string_buf.GetBytes(), count);
+    process->ReadCStringFromMemory(m_type_ptr, m_type, error);
+    if (error.Fail())
+    {
+        return false;
+    }
     
     return true;
 }


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