Add make_code.py plugin to python examples

1 files changed, 55 insertions, 0 deletions

diff --git a/python/examples/make_code.py b/python/examples/make_code.py
new file mode 100644
index 00000000..88d2d26b
--- /dev/null
+++ b/python/examples/make_code.py
@@ -0,0 +1,55 @@
+from binaryninja.datarender import DataRenderer
+from binaryninja.function import DisassemblyTextLine
+from binaryninja.enums import TypeClass, HighlightStandardColor
+from binaryninja.binaryview import BinaryView
+from binaryninja.architecture import InstructionTextToken
+from binaryninja.types import Type
+from typing import List
+
+import sys
+sys.path.append("/Users/peterlafosse/Qt/PySide/6.1.3/python3/site-packages/")
+from PySide6.QtGui import QKeySequence
+from binaryninjaui import UIActionHandler, UIAction, UIActionContext
+
+class CodeDataRenderer(DataRenderer):
+	def __init__(self):
+		DataRenderer.__init__(self)
+	def perform_is_valid_for_data(self, _, bv: BinaryView, addr: int, type: Type, context: List[str]) -> bool:
+		sym = bv.get_symbol_at(addr)
+		return sym is not None and sym.name.startswith("CODE_") and type.type_class == TypeClass.ArrayTypeClass
+	def perform_get_lines_for_data(self, _, bv: BinaryView, addr: int, type: Type, prefix: List[InstructionTextToken], width: int, context: List[str]) -> List[DisassemblyTextLine]:
+		end = addr + len(type)
+		result: List[DisassemblyTextLine] = []
+		for tokens, size in bv.disassembly_tokens(addr, bv.arch):
+			if addr + size > end:
+				break
+			result.append(DisassemblyTextLine([*tokens], addr, color=HighlightStandardColor.RedHighlightColor))
+			addr += size
+		return result
+	def __del__(self):
+		pass
+
+def make_code(bv: BinaryView, start: int, end: int) -> None:
+	if bv.get_basic_blocks_at(start):
+		return
+	if end - start <= 1:
+		# find the next basic block, data variable, or segment/section end
+		data_var = bv.get_next_data_var_after(start)
+		if data_var is not None:
+			end = data_var.address
+		else:
+			end = bv.end
+		end = min(bv.get_next_basic_block_start_after(start), end)
+		seg = bv.get_segment_at(start)
+		if seg is not None:
+			end = min(seg.end, end)
+		section_ends = [s.end for s in bv.get_sections_at(start)]
+		end = min(*section_ends, end)
+	bv.define_data_var(start, Type.array(Type.int(1, False), end-start), f"CODE_{start:08x}")
+
+def make_code_helper(ctx: UIActionContext):
+	make_code(ctx.binaryView, ctx.address, ctx.address + ctx.length)
+
+CodeDataRenderer().register_type_specific()
+UIAction.registerAction("Make Code", QKeySequence("C"))
+UIActionHandler.globalActions().bindAction("Make Code", UIAction(make_code_helper))
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