Videre

linedance-app/venv/lib/python3.12/site-packages/llvmlite/binding/object_file.py

@@ -0,0 +1,82 @@
+from llvmlite.binding import ffi
+from ctypes import (c_bool, c_char_p, c_char, c_size_t, string_at, c_uint64,
+                    POINTER)
+
+
+class SectionIteratorRef(ffi.ObjectRef):
+    def name(self):
+        return ffi.lib.LLVMPY_GetSectionName(self)
+
+    def is_text(self):
+        return ffi.lib.LLVMPY_IsSectionText(self)
+
+    def size(self):
+        return ffi.lib.LLVMPY_GetSectionSize(self)
+
+    def address(self):
+        return ffi.lib.LLVMPY_GetSectionAddress(self)
+
+    def data(self):
+        return string_at(ffi.lib.LLVMPY_GetSectionContents(self), self.size())
+
+    def is_end(self, object_file):
+        return ffi.lib.LLVMPY_IsSectionIteratorAtEnd(object_file, self)
+
+    def next(self):
+        ffi.lib.LLVMPY_MoveToNextSection(self)
+
+    def _dispose(self):
+        ffi.lib.LLVMPY_DisposeSectionIterator(self)
+
+
+class ObjectFileRef(ffi.ObjectRef):
+    @classmethod
+    def from_data(cls, data):
+        return cls(ffi.lib.LLVMPY_CreateObjectFile(data, len(data)))
+
+    @classmethod
+    def from_path(cls, path):
+        with open(path, 'rb') as f:
+            data = f.read()
+        return cls(ffi.lib.LLVMPY_CreateObjectFile(data, len(data)))
+
+    def sections(self):
+        it = SectionIteratorRef(ffi.lib.LLVMPY_GetSections(self))
+        while not it.is_end(self):
+            yield it
+            it.next()
+
+    def _dispose(self):
+        ffi.lib.LLVMPY_DisposeObjectFile(self)
+
+
+ffi.lib.LLVMPY_CreateObjectFile.argtypes = [c_char_p, c_size_t]
+ffi.lib.LLVMPY_CreateObjectFile.restype = ffi.LLVMObjectFileRef
+
+ffi.lib.LLVMPY_DisposeObjectFile.argtypes = [ffi.LLVMObjectFileRef]
+
+ffi.lib.LLVMPY_GetSections.argtypes = [ffi.LLVMObjectFileRef]
+ffi.lib.LLVMPY_GetSections.restype = ffi.LLVMSectionIteratorRef
+
+ffi.lib.LLVMPY_DisposeSectionIterator.argtypes = [ffi.LLVMSectionIteratorRef]
+
+ffi.lib.LLVMPY_MoveToNextSection.argtypes = [ffi.LLVMSectionIteratorRef]
+
+ffi.lib.LLVMPY_IsSectionIteratorAtEnd.argtypes = [
+    ffi.LLVMObjectFileRef, ffi.LLVMSectionIteratorRef]
+ffi.lib.LLVMPY_IsSectionIteratorAtEnd.restype = c_bool
+
+ffi.lib.LLVMPY_GetSectionName.argtypes = [ffi.LLVMSectionIteratorRef]
+ffi.lib.LLVMPY_GetSectionName.restype = c_char_p
+
+ffi.lib.LLVMPY_GetSectionSize.argtypes = [ffi.LLVMSectionIteratorRef]
+ffi.lib.LLVMPY_GetSectionSize.restype = c_uint64
+
+ffi.lib.LLVMPY_GetSectionAddress.argtypes = [ffi.LLVMSectionIteratorRef]
+ffi.lib.LLVMPY_GetSectionAddress.restype = c_uint64
+
+ffi.lib.LLVMPY_GetSectionContents.argtypes = [ffi.LLVMSectionIteratorRef]
+ffi.lib.LLVMPY_GetSectionContents.restype = POINTER(c_char)
+
+ffi.lib.LLVMPY_IsSectionText.argtypes = [ffi.LLVMSectionIteratorRef]
+ffi.lib.LLVMPY_IsSectionText.restype = c_bool