984fad243d
This reverts commit cb935f345683194e42e6e883d79c5a16479acd74. Discussion in D68708 advises that green dragon is being briskly refurbished, and it's good to have this patch up testing it.
99 lines
3.4 KiB
Python
99 lines
3.4 KiB
Python
# DExTer : Debugging Experience Tester
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# ~~~~~~ ~ ~~ ~ ~~
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#
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# Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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# See https://llvm.org/LICENSE.txt for license information.
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# SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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from collections import namedtuple
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from ctypes import *
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from functools import partial
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from .utils import *
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Symbol = namedtuple("Symbol", ["num", "name", "type", "value"])
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class IDebugSymbolGroup2(Structure):
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pass
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class IDebugSymbolGroup2Vtbl(Structure):
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wrp = partial(WINFUNCTYPE, c_long, POINTER(IDebugSymbolGroup2))
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ids_getnumbersymbols = wrp(c_ulong_p)
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ids_getsymbolname = wrp(c_ulong, c_char_p, c_ulong, c_ulong_p)
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ids_getsymboltypename = wrp(c_ulong, c_char_p, c_ulong, c_ulong_p)
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ids_getsymbolvaluetext = wrp(c_ulong, c_char_p, c_ulong, c_ulong_p)
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_fields_ = [
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("QueryInterface", c_void_p),
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("AddRef", c_void_p),
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("Release", c_void_p),
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("GetNumberSymbols", ids_getnumbersymbols),
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("AddSymbol", c_void_p),
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("RemoveSymbolByName", c_void_p),
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("RemoveSymbolByIndex", c_void_p),
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("GetSymbolName", ids_getsymbolname),
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("GetSymbolParameters", c_void_p),
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("ExpandSymbol", c_void_p),
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("OutputSymbols", c_void_p),
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("WriteSymbol", c_void_p),
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("OutputAsType", c_void_p),
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("AddSymbolWide", c_void_p),
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("RemoveSymbolByNameWide", c_void_p),
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("GetSymbolNameWide", c_void_p),
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("WritesymbolWide", c_void_p),
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("OutputAsTypeWide", c_void_p),
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("GetSymbolTypeName", ids_getsymboltypename),
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("GetSymbolTypeNameWide", c_void_p),
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("GetSymbolSize", c_void_p),
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("GetSymbolOffset", c_void_p),
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("GetSymbolRegister", c_void_p),
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("GetSymbolValueText", ids_getsymbolvaluetext),
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("GetSymbolValueTextWide", c_void_p),
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("GetSymbolEntryInformation", c_void_p)
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]
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IDebugSymbolGroup2._fields_ = [("lpVtbl", POINTER(IDebugSymbolGroup2Vtbl))]
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class SymbolGroup(object):
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def __init__(self, symgroup):
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self.symgroup = symgroup.contents
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self.vt = self.symgroup.lpVtbl.contents
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self.ulong = c_ulong()
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def GetNumberSymbols(self):
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res = self.vt.GetNumberSymbols(self.symgroup, byref(self.ulong))
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aborter(res, "GetNumberSymbols")
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return self.ulong.value
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def GetSymbolName(self, idx):
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buf = create_string_buffer(256)
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res = self.vt.GetSymbolName(self.symgroup, idx, buf, 255, byref(self.ulong))
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aborter(res, "GetSymbolName")
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thelen = self.ulong.value
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return string_at(buf).decode("ascii")
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def GetSymbolTypeName(self, idx):
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buf = create_string_buffer(256)
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res = self.vt.GetSymbolTypeName(self.symgroup, idx, buf, 255, byref(self.ulong))
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aborter(res, "GetSymbolTypeName")
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thelen = self.ulong.value
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return string_at(buf).decode("ascii")
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def GetSymbolValueText(self, idx, handleserror=False):
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buf = create_string_buffer(256)
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res = self.vt.GetSymbolValueText(self.symgroup, idx, buf, 255, byref(self.ulong))
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if res != 0 and handleserror:
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return None
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aborter(res, "GetSymbolTypeName")
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thelen = self.ulong.value
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return string_at(buf).decode("ascii")
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def get_symbol(self, idx):
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name = self.GetSymbolName(idx)
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thetype = self.GetSymbolTypeName(idx)
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value = self.GetSymbolValueText(idx)
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return Symbol(idx, name, thetype, value)
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def get_all_symbols(self):
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num_syms = self.GetNumberSymbols()
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return list(map(self.get_symbol, list(range(num_syms))))
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