diff options
Diffstat (limited to 'python/types.py')
| -rw-r--r-- | python/types.py | 27 |
1 files changed, 25 insertions, 2 deletions
diff --git a/python/types.py b/python/types.py index c88360f2..5b3de7c9 100644 --- a/python/types.py +++ b/python/types.py @@ -1327,12 +1327,35 @@ class FunctionBuilder(TypeBuilder): class StructureMember: type: 'Type' name: str - offset: int + offset: int # Offset (in bytes) from the start of the structure. Use `bit_offset` for bitwise fields. access: MemberAccess = MemberAccess.NoAccess scope: MemberScope = MemberScope.NoScope - bit_position: int = 0 + bit_position: int = 0 # Relative to the starting byte at `offset`, must be in range 0 to 7. bit_width: int = 0 + @property + def bit_offset(self) -> int: + """ + Total bit offset from the start of the structure. + + Computed as: offset * 8 + bit_position. + """ + return (self.offset * 8) + self.bit_position + + @bit_offset.setter + def bit_offset(self, value: int) -> None: + """ + Set the total bit offset from the start of the structure. + + This will automatically set: + - offset to value // 8 (byte offset) + - bit_position to value % 8 (bit within the byte offset) + """ + if value < 0: + raise ValueError("bit_offset must be non-negative") + self.offset = value // 8 + self.bit_position = value % 8 + def __repr__(self): if len(self.name) == 0: base = f"<member: {self.type}, offset {self.offset:#x}>" |