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correct mistake in null pointer. Also identify error in pointer to char debug info generation

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varun-r-mallya
2025-10-18 22:32:03 +05:30
parent de19c8fc90
commit d855e9ef2e
3 changed files with 7 additions and 4 deletions
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5
pythonbpf/vmlinux_parser/ir_gen/debug_info_gen.py
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@ -78,6 +78,7 @@ def _get_field_debug_type(
"""
# Handle complex types (arrays, pointers)
if field.ctype_complex_type is not None:
print(field)
if issubclass(field.ctype_complex_type, ctypes.Array):
# Handle array types
element_type, base_type_size = _get_basic_debug_type(
@ -89,6 +90,7 @@ def _get_field_debug_type(
elif issubclass(field.ctype_complex_type, ctypes._Pointer):
# Handle pointer types
pointee_type, _ = _get_basic_debug_type(field.containing_type, generator)
print("DEBUG", pointee_type)
return generator.create_pointer_type(pointee_type), 64
# Handle other vmlinux types (nested structs)
@ -156,7 +158,6 @@ def _get_basic_debug_type(ctype, generator: DebugInfoGenerator) -> Any:
char_type = generator.get_basic_type("char", 8, dc.DW_ATE_signed_char), 8
return generator.create_pointer_type(char_type)
elif ctype == ctypes.c_void_p:
void_type = generator.module.add_debug_info("DIBasicType", {"name": "void"})
return generator.create_pointer_type(void_type), 64
return generator.create_pointer_type(None), 64
else:
return generator.get_uint64_type(), 64