Add current_il_instructions magic variable in the Python console. Fix Vector35#4327.

Author: xusheng6

binaryninjacore.h

@@ -2793,6 +2793,12 @@ extern "C"
 		uint64_t end;
 	} BNAddressRange;
 
+	typedef struct BNILIndexRange
+	{
+		size_t start;
+		size_t end;
+	} BNILIndexRange;
+
 	typedef struct BNSystemCallInfo
 	{
 		uint32_t number;

python/scriptingprovider.py

@@ -680,6 +680,7 @@ def __init__(self, instance):
 				"current_il_index",
 				"current_il_function",
 				"current_il_instruction",
+				"current_il_instructions",
 				"current_il_basic_block"
 			}
 			self.locals = BlacklistedDict(
@@ -709,6 +710,7 @@ def __init__(self, instance):
 			self.active_file_offset = None
 			self.active_dbg = None
 			self.active_il_index = 0
+			self.selection_start_il_index = 0
 			self.active_il_function = None
 
 			self.locals.blacklist_enabled = False
@@ -899,6 +901,9 @@ def update_locals(self):
 					elif action_handler is not None:
 						action_context = action_handler.actionContext()
 
+					if view is not None:
+						self.selection_start_il_index = view.getSelectionStartILInstructionIndex()
+
 					token_state = None
 					token = None
 					var = None
@@ -935,15 +940,26 @@ def update_locals(self):
 							except:
 								self.locals["current_il_instruction"] = None
 
+							invalid_il_index = 0xffffffffffffffff
+							if invalid_il_index not in (self.active_il_index, self.selection_start_il_index):
+								il_start = min(self.active_il_index, self.selection_start_il_index)
+								il_end = max(self.active_il_index, self.selection_start_il_index)
+								self.locals["current_il_instructions"] = (self.active_il_function[i] for i in \
+																		  range(il_start, il_end + 1))
+							else:
+								self.locals["current_il_instructions"] = None
+
 							if self.locals["current_il_instruction"]:
 								self.locals["current_il_basic_block"] = self.locals["current_il_instruction"].il_basic_block
 						else:
 							self.locals["current_il_instruction"] = None
+							self.locals["current_il_instructions"] = None
 							self.locals["current_il_basic_block"] = None
 					else:
 						self.locals["current_il_index"] = None
 						self.locals["current_il_function"] = None
 						self.locals["current_il_instruction"] = None
+						self.locals["current_il_instructions"] = None
 						self.locals["current_il_basic_block"] = None
 						self.active_il_function = None
 
@@ -971,6 +987,7 @@ def update_locals(self):
 				self.locals["current_il_index"] = None
 				self.locals["current_il_function"] = None
 				self.locals["current_il_instruction"] = None
+				self.locals["current_il_instructions"] = None
 				self.locals["current_il_basic_block"] = None
 
 			self.locals.blacklist_enabled = True

ui/flowgraphwidget.h

@@ -279,6 +279,8 @@ class BINARYNINJAUIAPI FlowGraphWidget :
 	virtual MediumLevelILFunctionRef getCurrentMediumLevelILFunction() override;
 	virtual HighLevelILFunctionRef getCurrentHighLevelILFunction() override;
 	virtual size_t getCurrentILInstructionIndex() override;
+	virtual size_t getSelectionStartILInstructionIndex() override;
+	virtual BNILIndexRange getILIndexRange() override;
 
 	void scrollToCursor(bool center = false);
 	bool isUpdating();

ui/linearview.h

@@ -408,6 +408,8 @@ private Q_SLOTS:
 	virtual BasicBlockRef getCurrentBasicBlock() override;
 	virtual ArchitectureRef getCurrentArchitecture() override;
 	virtual size_t getCurrentILInstructionIndex() override;
+	virtual size_t getSelectionStartILInstructionIndex() override;
+	virtual BNILIndexRange getILIndexRange() override;
 	virtual bool navigate(uint64_t offset) override;
 	virtual bool navigateToFunction(FunctionRef func, uint64_t offset) override;
 	virtual bool navigateToViewLocation(const ViewLocation& viewLocation, bool center = false) override;

ui/viewframe.h

@@ -228,6 +228,8 @@ class BINARYNINJAUIAPI View
 	virtual BNFunctionGraphType getILViewType() { return InvalidILViewType; }
 	virtual void setILViewType(BNFunctionGraphType ilViewType) {}
 	virtual size_t getCurrentILInstructionIndex() { return BN_INVALID_EXPR; }
+	virtual size_t getSelectionStartILInstructionIndex() { return BN_INVALID_EXPR; }
+	virtual BNILIndexRange getILIndexRange() { return {BN_INVALID_EXPR, BN_INVALID_EXPR}; }
 
 	virtual QFont getFont() = 0;
 	virtual DisassemblySettingsRef getDisassemblySettings();