From 111add984b0a517966f133ae69c51d2084dee985 Mon Sep 17 00:00:00 2001
From: Rusty Wagner <rusty@vector35.com>
Date: Mon, 24 Jul 2017 20:10:18 -0400
Subject: Adding size of stack var refs, source operand in MLIL

---
 binaryninjaapi.h        | 1 +
 binaryninjacore.h       | 2 ++
 function.cpp            | 1 +
 python/function.py      | 5 +++--
 python/mediumlevelil.py | 1 +
 5 files changed, 8 insertions(+), 2 deletions(-)

diff --git a/binaryninjaapi.h b/binaryninjaapi.h
index 4f46cd44..83d12d21 100644
--- a/binaryninjaapi.h
+++ b/binaryninjaapi.h
@@ -2062,6 +2062,7 @@ namespace BinaryNinja
 		std::string name;
 		Variable var;
 		int64_t referencedOffset;
+		size_t size;
 	};
 
 	struct IndirectBranchInfo
diff --git a/binaryninjacore.h b/binaryninjacore.h
index 9bca447d..01c78ff4 100644
--- a/binaryninjacore.h
+++ b/binaryninjacore.h
@@ -826,6 +826,7 @@ extern "C"
 	struct BNMediumLevelILInstruction
 	{
 		BNMediumLevelILOperation operation;
+		uint32_t sourceOperand;
 		size_t size;
 		uint64_t operands[5];
 		uint64_t address;
@@ -1253,6 +1254,7 @@ extern "C"
 		char* name;
 		uint64_t varIdentifier;
 		int64_t referencedOffset;
+		size_t size;
 	};
 
 	struct BNIndirectBranchInfo
diff --git a/function.cpp b/function.cpp
index 0e1fa5cf..66b2aade 100644
--- a/function.cpp
+++ b/function.cpp
@@ -358,6 +358,7 @@ vector<StackVariableReference> Function::GetStackVariablesReferencedByInstructio
 		ref.name = refs[i].name;
 		ref.var = Variable::FromIdentifier(refs[i].varIdentifier);
 		ref.referencedOffset = refs[i].referencedOffset;
+		ref.size = refs[i].size;
 		result.push_back(ref);
 	}
 
diff --git a/python/function.py b/python/function.py
index aa0d05eb..c3310b6c 100644
--- a/python/function.py
+++ b/python/function.py
@@ -148,12 +148,13 @@ class PossibleValueSet(object):
 
 
 class StackVariableReference(object):
-	def __init__(self, src_operand, t, name, var, ref_ofs):
+	def __init__(self, src_operand, t, name, var, ref_ofs, size):
 		self.source_operand = src_operand
 		self.type = t
 		self.name = name
 		self.var = var
 		self.referenced_offset = ref_ofs
+		self.size = size
 		if self.source_operand == 0xffffffff:
 			self.source_operand = None
 
@@ -621,7 +622,7 @@ class Function(object):
 			var_type = types.Type(core.BNNewTypeReference(refs[i].type), confidence = refs[i].typeConfidence)
 			result.append(StackVariableReference(refs[i].sourceOperand, var_type,
 				refs[i].name, Variable.from_identifier(self, refs[i].varIdentifier, refs[i].name, var_type),
-				refs[i].referencedOffset))
+				refs[i].referencedOffset, refs[i].size))
 		core.BNFreeStackVariableReferenceList(refs, count.value)
 		return result
 
diff --git a/python/mediumlevelil.py b/python/mediumlevelil.py
index ba83f7aa..3377ab6a 100644
--- a/python/mediumlevelil.py
+++ b/python/mediumlevelil.py
@@ -174,6 +174,7 @@ class MediumLevelILInstruction(object):
 		self.operation = MediumLevelILOperation(instr.operation)
 		self.size = instr.size
 		self.address = instr.address
+		self.source_operand = instr.sourceOperand
 		operands = MediumLevelILInstruction.ILOperations[instr.operation]
 		self.operands = []
 		i = 0
-- 
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