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05c5a12f87
Signed-off-by: Eric Pouech <eric.pouech@gmail.com> Signed-off-by: Alexandre Julliard <julliard@winehq.org>
1092 lines
37 KiB
C
1092 lines
37 KiB
C
/*
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* File types.c - datatype handling stuff for internal debugger.
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*
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* Copyright (C) 1997, Eric Youngdale.
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
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*
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* Note: This really doesn't do much at the moment, but it forms the framework
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* upon which full support for datatype handling will eventually be built.
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*/
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#include <stdlib.h>
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#include "debugger.h"
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#include "wine/debug.h"
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WINE_DEFAULT_DEBUG_CHANNEL(winedbg);
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/******************************************************************
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* types_get_real_type
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*
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* Get rid of any potential typedef in the lvalue's type to get
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* to the 'real' type (the one we can work upon).
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*/
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BOOL types_get_real_type(struct dbg_type* type, DWORD* tag)
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{
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if (type->id == dbg_itype_none) return FALSE;
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do
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{
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if (!types_get_info(type, TI_GET_SYMTAG, tag))
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return FALSE;
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if (*tag != SymTagTypedef) return TRUE;
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} while (types_get_info(type, TI_GET_TYPE, &type->id));
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return FALSE;
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}
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/******************************************************************
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* types_extract_as_lgint
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*
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* Given a lvalue, try to get an integral (or pointer/address) value
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* out of it
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*/
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dbg_lgint_t types_extract_as_lgint(const struct dbg_lvalue* lvalue,
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unsigned* psize, BOOL *issigned)
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{
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dbg_lgint_t rtn = 0;
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DWORD tag, bt;
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DWORD64 size;
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struct dbg_type type = lvalue->type;
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BOOL s = FALSE;
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if (!types_get_real_type(&type, &tag))
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RaiseException(DEBUG_STATUS_NOT_AN_INTEGER, 0, 0, NULL);
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if (type.id == dbg_itype_segptr)
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{
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return (LONG_PTR)memory_to_linear_addr(&lvalue->addr);
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}
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if (tag != SymTagBaseType && lvalue->bitlen) dbg_printf("Unexpected bitfield on tag %d\n", tag);
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if (psize) *psize = 0;
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if (issigned) *issigned = FALSE;
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switch (tag)
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{
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case SymTagBaseType:
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if (!types_get_info(&type, TI_GET_LENGTH, &size) ||
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!types_get_info(&type, TI_GET_BASETYPE, &bt))
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{
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WINE_ERR("Couldn't get information\n");
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RaiseException(DEBUG_STATUS_INTERNAL_ERROR, 0, 0, NULL);
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return rtn;
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}
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if (size > sizeof(rtn))
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{
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WINE_ERR("Size too large (%I64x)\n", size);
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RaiseException(DEBUG_STATUS_NOT_AN_INTEGER, 0, 0, NULL);
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return rtn;
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}
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switch (bt)
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{
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case btChar:
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case btInt:
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if (!memory_fetch_integer(lvalue, (unsigned)size, s = TRUE, &rtn))
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RaiseException(DEBUG_STATUS_INTERNAL_ERROR, 0, 0, NULL);
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break;
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case btUInt:
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if (!memory_fetch_integer(lvalue, (unsigned)size, s = FALSE, &rtn))
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RaiseException(DEBUG_STATUS_INTERNAL_ERROR, 0, 0, NULL);
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break;
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case btFloat:
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RaiseException(DEBUG_STATUS_NOT_AN_INTEGER, 0, 0, NULL);
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}
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if (psize) *psize = (unsigned)size;
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if (issigned) *issigned = s;
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break;
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case SymTagPointerType:
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if (!types_get_info(&type, TI_GET_LENGTH, &size) ||
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!memory_fetch_integer(lvalue, (unsigned)size, s = FALSE, &rtn))
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RaiseException(DEBUG_STATUS_INTERNAL_ERROR, 0, 0, NULL);
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break;
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case SymTagArrayType:
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case SymTagUDT:
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if (!memory_fetch_integer(lvalue, sizeof(unsigned), s = FALSE, &rtn))
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RaiseException(DEBUG_STATUS_INTERNAL_ERROR, 0, 0, NULL);
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break;
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case SymTagEnum:
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if (!types_get_info(&type, TI_GET_LENGTH, &size) ||
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!memory_fetch_integer(lvalue, (unsigned)size, s = FALSE, &rtn))
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RaiseException(DEBUG_STATUS_INTERNAL_ERROR, 0, 0, NULL);
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break;
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case SymTagFunctionType:
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rtn = (ULONG_PTR)memory_to_linear_addr(&lvalue->addr);
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break;
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default:
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WINE_FIXME("Unsupported tag %u\n", tag);
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RaiseException(DEBUG_STATUS_NOT_AN_INTEGER, 0, 0, NULL);
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}
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return rtn;
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}
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/******************************************************************
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* types_extract_as_integer
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*
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* Given a lvalue, try to get an integral (or pointer/address) value
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* out of it
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*/
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dbg_lgint_t types_extract_as_integer(const struct dbg_lvalue* lvalue)
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{
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return types_extract_as_lgint(lvalue, NULL, NULL);
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}
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/******************************************************************
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* types_extract_as_address
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*
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*
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*/
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void types_extract_as_address(const struct dbg_lvalue* lvalue, ADDRESS64* addr)
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{
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if (lvalue->type.id == dbg_itype_segptr && lvalue->type.module == 0)
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{
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*addr = lvalue->addr;
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}
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else
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{
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addr->Mode = AddrModeFlat;
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addr->Offset = types_extract_as_lgint(lvalue, NULL, NULL);
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}
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}
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BOOL types_store_value(struct dbg_lvalue* lvalue_to, const struct dbg_lvalue* lvalue_from)
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{
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if (!lvalue_to->bitlen && !lvalue_from->bitlen)
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{
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BOOL equal;
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if (!types_compare(lvalue_to->type, lvalue_from->type, &equal)) return FALSE;
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if (equal)
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return memory_transfer_value(lvalue_to, lvalue_from);
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if (types_is_float_type(lvalue_from) && types_is_float_type(lvalue_to))
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{
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double d;
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return memory_fetch_float(lvalue_from, &d) &&
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memory_store_float(lvalue_to, &d);
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}
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}
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if (types_is_integral_type(lvalue_from) && types_is_integral_type(lvalue_to))
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{
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/* doing integer conversion (about sign, size) */
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dbg_lgint_t val = types_extract_as_integer(lvalue_from);
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return memory_store_integer(lvalue_to, val);
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}
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dbg_printf("Cannot assign (different types)\n"); return FALSE;
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return FALSE;
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}
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/******************************************************************
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* types_get_udt_element_lvalue
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*
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* Implement a structure derefencement
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*/
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static BOOL types_get_udt_element_lvalue(struct dbg_lvalue* lvalue, const struct dbg_type* type)
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{
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DWORD offset, bitoffset;
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DWORD64 length;
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types_get_info(type, TI_GET_TYPE, &lvalue->type.id);
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lvalue->type.module = type->module;
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if (!types_get_info(type, TI_GET_OFFSET, &offset)) return FALSE;
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lvalue->addr.Offset += offset;
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if (types_get_info(type, TI_GET_BITPOSITION, &bitoffset))
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{
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types_get_info(type, TI_GET_LENGTH, &length);
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lvalue->bitlen = length;
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lvalue->bitstart = bitoffset;
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if (lvalue->bitlen != length || lvalue->bitstart != bitoffset)
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{
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dbg_printf("too wide bitfields\n"); /* shouldn't happen */
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return FALSE;
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}
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}
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else
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lvalue->bitlen = lvalue->bitstart = 0;
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return TRUE;
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}
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/******************************************************************
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* types_udt_find_element
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*
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*/
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BOOL types_udt_find_element(struct dbg_lvalue* lvalue, const char* name)
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{
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DWORD tag, count;
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char buffer[sizeof(TI_FINDCHILDREN_PARAMS) + 256 * sizeof(DWORD)];
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TI_FINDCHILDREN_PARAMS* fcp = (TI_FINDCHILDREN_PARAMS*)buffer;
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WCHAR* ptr;
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char tmp[256];
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struct dbg_type type;
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if (!types_get_real_type(&lvalue->type, &tag) || tag != SymTagUDT)
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return FALSE;
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if (types_get_info(&lvalue->type, TI_GET_CHILDRENCOUNT, &count))
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{
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fcp->Start = 0;
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while (count)
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{
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fcp->Count = min(count, 256);
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if (types_get_info(&lvalue->type, TI_FINDCHILDREN, fcp))
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{
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unsigned i;
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type.module = lvalue->type.module;
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for (i = 0; i < min(fcp->Count, count); i++)
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{
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type.id = fcp->ChildId[i];
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if (types_get_info(&type, TI_GET_SYMNAME, &ptr) && ptr)
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{
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WideCharToMultiByte(CP_ACP, 0, ptr, -1, tmp, sizeof(tmp), NULL, NULL);
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HeapFree(GetProcessHeap(), 0, ptr);
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if (!strcmp(tmp, name))
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return types_get_udt_element_lvalue(lvalue, &type);
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}
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}
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}
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count -= min(count, 256);
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fcp->Start += 256;
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}
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}
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return FALSE;
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}
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/******************************************************************
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* types_array_index
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*
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* Grab an element from an array
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*/
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BOOL types_array_index(const struct dbg_lvalue* lvalue, int index, struct dbg_lvalue* result)
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{
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struct dbg_type type = lvalue->type;
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DWORD tag, count;
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memset(result, 0, sizeof(*result));
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result->type.id = dbg_itype_none;
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result->type.module = 0;
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if (!types_get_real_type(&type, &tag)) return FALSE;
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switch (tag)
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{
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case SymTagArrayType:
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if (!types_get_info(&type, TI_GET_COUNT, &count)) return FALSE;
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if (index < 0 || index >= count) return FALSE;
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result->addr = lvalue->addr;
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break;
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case SymTagPointerType:
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if (!memory_read_value(lvalue, dbg_curr_process->be_cpu->pointer_size, &result->addr.Offset))
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return FALSE;
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result->addr.Mode = AddrModeFlat;
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switch (dbg_curr_process->be_cpu->pointer_size)
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{
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case 4: result->addr.Offset = (DWORD)result->addr.Offset; break;
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case 8: break;
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default: assert(0);
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}
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break;
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default:
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assert(FALSE);
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}
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/*
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* Get the base type, so we know how much to index by.
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*/
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if (!types_get_info(&type, TI_GET_TYPE, &result->type.id)) return FALSE;
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result->type.module = type.module;
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if (index)
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{
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DWORD64 length;
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if (!types_get_info(&result->type, TI_GET_LENGTH, &length)) return FALSE;
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result->addr.Offset += index * (DWORD)length;
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}
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/* FIXME: the following statement is not always true (and can lead to buggy behavior).
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* There is no way to tell where the deref:ed value is...
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* For example:
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* x is a pointer to struct s, x being on the stack
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* => lvalue is in debuggee, result is in debugger
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* x is a pointer to struct s, x being optimized into a reg
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* => lvalue is debugger, result is debuggee
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* x is a pointer to internal variable x
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* => lvalue is debugger, result is debuggee
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* So we always force debuggee address space, because dereferencing pointers to
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* internal variables is very unlikely. A correct fix would be
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* rather large.
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*/
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result->in_debuggee = 1;
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return TRUE;
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}
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struct type_find_t
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{
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ULONG result; /* out: the found type */
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enum SymTagEnum tag; /* in: the tag to look for */
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union
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{
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ULONG typeid; /* when tag is SymTagUDT */
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const char* name; /* when tag is SymTagPointerType */
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} u;
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};
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static BOOL CALLBACK types_cb(PSYMBOL_INFO sym, ULONG size, void* _user)
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{
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struct type_find_t* user = _user;
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BOOL ret = TRUE;
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struct dbg_type type;
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DWORD type_id;
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if (sym->Tag == user->tag)
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{
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switch (user->tag)
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{
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case SymTagUDT:
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if (!strcmp(user->u.name, sym->Name))
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{
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user->result = sym->TypeIndex;
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ret = FALSE;
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}
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break;
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case SymTagPointerType:
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type.module = sym->ModBase;
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type.id = sym->TypeIndex;
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if (types_get_info(&type, TI_GET_TYPE, &type_id) && type_id == user->u.typeid)
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{
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user->result = sym->TypeIndex;
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ret = FALSE;
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}
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break;
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default: break;
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}
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}
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return ret;
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}
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/******************************************************************
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* types_find_pointer
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*
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* Should look up in module based at linear whether (typeid*) exists
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* Otherwise, we could create it locally
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*/
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struct dbg_type types_find_pointer(const struct dbg_type* type)
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{
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struct type_find_t f;
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struct dbg_type ret;
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f.result = dbg_itype_none;
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f.tag = SymTagPointerType;
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f.u.typeid = type->id;
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SymEnumTypes(dbg_curr_process->handle, type->module, types_cb, &f);
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ret.module = type->module;
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ret.id = f.result;
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return ret;
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}
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/******************************************************************
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* types_find_type
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*
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* Should look up in the module based at linear address whether a type
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* named 'name' and with the correct tag exists
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*/
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struct dbg_type types_find_type(DWORD64 linear, const char* name, enum SymTagEnum tag)
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{
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struct type_find_t f;
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struct dbg_type ret;
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f.result = dbg_itype_none;
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f.tag = tag;
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f.u.name = name;
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SymEnumTypes(dbg_curr_process->handle, linear, types_cb, &f);
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ret.module = linear;
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ret.id = f.result;
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return ret;
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}
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|
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/***********************************************************************
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* print_value
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*
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* Implementation of the 'print' command.
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*/
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void print_value(const struct dbg_lvalue* lvalue, char format, int level)
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{
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struct dbg_type type = lvalue->type;
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struct dbg_lvalue lvalue_field;
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int i;
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DWORD tag;
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DWORD count;
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DWORD64 size;
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|
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if (!types_get_real_type(&type, &tag))
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{
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WINE_FIXME("---error\n");
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return;
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}
|
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|
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if (type.id == dbg_itype_none)
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{
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/* No type, just print the addr value */
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print_bare_address(&lvalue->addr);
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goto leave;
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}
|
|
|
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if (format == 'i' || format == 's' || format == 'w' || format == 'b' || format == 'g')
|
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{
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dbg_printf("Format specifier '%c' is meaningless in 'print' command\n", format);
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format = '\0';
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}
|
|
|
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switch (tag)
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{
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case SymTagBaseType:
|
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case SymTagEnum:
|
|
case SymTagPointerType:
|
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/* FIXME: this in not 100% optimal (as we're going through the typedef handling
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* stuff again
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*/
|
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print_basic(lvalue, format);
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break;
|
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case SymTagUDT:
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if (types_get_info(&type, TI_GET_CHILDRENCOUNT, &count))
|
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{
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char buffer[sizeof(TI_FINDCHILDREN_PARAMS) + 256 * sizeof(DWORD)];
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TI_FINDCHILDREN_PARAMS* fcp = (TI_FINDCHILDREN_PARAMS*)buffer;
|
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WCHAR* ptr;
|
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struct dbg_type sub_type;
|
|
|
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dbg_printf("{");
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fcp->Start = 0;
|
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while (count)
|
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{
|
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fcp->Count = min(count, 256);
|
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if (types_get_info(&type, TI_FINDCHILDREN, fcp))
|
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{
|
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for (i = 0; i < min(fcp->Count, count); i++)
|
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{
|
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sub_type.module = type.module;
|
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sub_type.id = fcp->ChildId[i];
|
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if (!types_get_info(&sub_type, TI_GET_SYMNAME, &ptr) || !ptr) continue;
|
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dbg_printf("%ls=", ptr);
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HeapFree(GetProcessHeap(), 0, ptr);
|
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lvalue_field = *lvalue;
|
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if (types_get_udt_element_lvalue(&lvalue_field, &sub_type))
|
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{
|
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print_value(&lvalue_field, format, level + 1);
|
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}
|
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if (i < min(fcp->Count, count) - 1 || count > 256) dbg_printf(", ");
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}
|
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}
|
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count -= min(count, 256);
|
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fcp->Start += 256;
|
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}
|
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dbg_printf("}");
|
|
}
|
|
break;
|
|
case SymTagArrayType:
|
|
/*
|
|
* Loop over all of the entries, printing stuff as we go.
|
|
*/
|
|
count = 1; size = 1;
|
|
types_get_info(&type, TI_GET_COUNT, &count);
|
|
types_get_info(&type, TI_GET_LENGTH, &size);
|
|
lvalue_field = *lvalue;
|
|
types_get_info(&lvalue_field.type, TI_GET_TYPE, &lvalue_field.type.id);
|
|
types_get_real_type(&lvalue_field.type, &tag);
|
|
|
|
if (size == count && tag == SymTagBaseType)
|
|
{
|
|
DWORD basetype;
|
|
|
|
types_get_info(&lvalue_field.type, TI_GET_BASETYPE, &basetype);
|
|
if (basetype == btChar)
|
|
{
|
|
char buffer[256];
|
|
/*
|
|
* Special handling for character arrays.
|
|
*/
|
|
unsigned len = min(count, sizeof(buffer));
|
|
memory_get_string(dbg_curr_process,
|
|
memory_to_linear_addr(&lvalue->addr),
|
|
lvalue->in_debuggee, TRUE, buffer, len);
|
|
dbg_printf("\"%s%s\"", buffer, (len < count) ? "..." : "");
|
|
break;
|
|
}
|
|
}
|
|
dbg_printf("{");
|
|
for (i = 0; i < count; i++)
|
|
{
|
|
print_value(&lvalue_field, format, level + 1);
|
|
lvalue_field.addr.Offset += size / count;
|
|
dbg_printf((i == count - 1) ? "}" : ", ");
|
|
}
|
|
break;
|
|
case SymTagFunctionType:
|
|
dbg_printf("Function ");
|
|
print_bare_address(&lvalue->addr);
|
|
dbg_printf(": ");
|
|
types_print_type(&type, FALSE);
|
|
break;
|
|
case SymTagTypedef:
|
|
lvalue_field = *lvalue;
|
|
types_get_info(&lvalue->type, TI_GET_TYPE, &lvalue_field.type.id);
|
|
print_value(&lvalue_field, format, level);
|
|
break;
|
|
default:
|
|
WINE_FIXME("Unknown tag (%u)\n", tag);
|
|
RaiseException(DEBUG_STATUS_INTERNAL_ERROR, 0, 0, NULL);
|
|
break;
|
|
}
|
|
|
|
leave:
|
|
|
|
if (level == 0) dbg_printf("\n");
|
|
}
|
|
|
|
static BOOL CALLBACK print_types_cb(PSYMBOL_INFO sym, ULONG size, void* ctx)
|
|
{
|
|
struct dbg_type type;
|
|
type.module = sym->ModBase;
|
|
type.id = sym->TypeIndex;
|
|
dbg_printf("Mod: %0*Ix ID: %08x\n", ADDRWIDTH, type.module, type.id);
|
|
types_print_type(&type, TRUE);
|
|
dbg_printf("\n");
|
|
return TRUE;
|
|
}
|
|
|
|
static BOOL CALLBACK print_types_mod_cb(PCSTR mod_name, DWORD64 base, PVOID ctx)
|
|
{
|
|
return SymEnumTypes(dbg_curr_process->handle, base, print_types_cb, ctx);
|
|
}
|
|
|
|
BOOL print_types(void)
|
|
{
|
|
if (!dbg_curr_process)
|
|
{
|
|
dbg_printf("No known process, cannot print types\n");
|
|
return FALSE;
|
|
}
|
|
SymEnumerateModules64(dbg_curr_process->handle, print_types_mod_cb, NULL);
|
|
return FALSE;
|
|
}
|
|
|
|
BOOL types_print_type(const struct dbg_type* type, BOOL details)
|
|
{
|
|
WCHAR* ptr;
|
|
const WCHAR* name;
|
|
DWORD tag, udt, count;
|
|
struct dbg_type subtype;
|
|
|
|
if (type->id == dbg_itype_none || !types_get_info(type, TI_GET_SYMTAG, &tag))
|
|
{
|
|
dbg_printf("--invalid--<%xh>--", type->id);
|
|
return FALSE;
|
|
}
|
|
|
|
name = (types_get_info(type, TI_GET_SYMNAME, &ptr) && ptr) ? ptr : L"--none--";
|
|
|
|
switch (tag)
|
|
{
|
|
case SymTagBaseType:
|
|
if (details) dbg_printf("Basic<%ls>", name); else dbg_printf("%ls", name);
|
|
break;
|
|
case SymTagPointerType:
|
|
types_get_info(type, TI_GET_TYPE, &subtype.id);
|
|
subtype.module = type->module;
|
|
types_print_type(&subtype, FALSE);
|
|
dbg_printf("*");
|
|
break;
|
|
case SymTagUDT:
|
|
types_get_info(type, TI_GET_UDTKIND, &udt);
|
|
switch (udt)
|
|
{
|
|
case UdtStruct: dbg_printf("struct %ls", name); break;
|
|
case UdtUnion: dbg_printf("union %ls", name); break;
|
|
case UdtClass: dbg_printf("class %ls", name); break;
|
|
default: WINE_ERR("Unsupported UDT type (%d) for %ls\n", udt, name); break;
|
|
}
|
|
if (details &&
|
|
types_get_info(type, TI_GET_CHILDRENCOUNT, &count))
|
|
{
|
|
char buffer[sizeof(TI_FINDCHILDREN_PARAMS) + 256 * sizeof(DWORD)];
|
|
TI_FINDCHILDREN_PARAMS* fcp = (TI_FINDCHILDREN_PARAMS*)buffer;
|
|
WCHAR* ptr;
|
|
int i;
|
|
struct dbg_type type_elt;
|
|
dbg_printf(" {");
|
|
|
|
fcp->Start = 0;
|
|
while (count)
|
|
{
|
|
fcp->Count = min(count, 256);
|
|
if (types_get_info(type, TI_FINDCHILDREN, fcp))
|
|
{
|
|
for (i = 0; i < min(fcp->Count, count); i++)
|
|
{
|
|
type_elt.module = type->module;
|
|
type_elt.id = fcp->ChildId[i];
|
|
if (!types_get_info(&type_elt, TI_GET_SYMNAME, &ptr) || !ptr) continue;
|
|
dbg_printf("%ls", ptr);
|
|
HeapFree(GetProcessHeap(), 0, ptr);
|
|
if (types_get_info(&type_elt, TI_GET_TYPE, &type_elt.id))
|
|
{
|
|
dbg_printf(":");
|
|
types_print_type(&type_elt, details);
|
|
}
|
|
if (i < min(fcp->Count, count) - 1 || count > 256) dbg_printf(", ");
|
|
}
|
|
}
|
|
count -= min(count, 256);
|
|
fcp->Start += 256;
|
|
}
|
|
dbg_printf("}");
|
|
}
|
|
break;
|
|
case SymTagArrayType:
|
|
types_get_info(type, TI_GET_TYPE, &subtype.id);
|
|
subtype.module = type->module;
|
|
types_print_type(&subtype, details);
|
|
if (types_get_info(type, TI_GET_COUNT, &count))
|
|
dbg_printf(" %ls[%d]", name, count);
|
|
else
|
|
dbg_printf(" %ls[]", name);
|
|
break;
|
|
case SymTagEnum:
|
|
dbg_printf("enum %ls", name);
|
|
break;
|
|
case SymTagFunctionType:
|
|
types_get_info(type, TI_GET_TYPE, &subtype.id);
|
|
/* is the returned type the same object as function sig itself ? */
|
|
if (subtype.id != type->id)
|
|
{
|
|
subtype.module = type->module;
|
|
types_print_type(&subtype, FALSE);
|
|
}
|
|
else
|
|
{
|
|
subtype.module = 0;
|
|
dbg_printf("<ret_type=self>");
|
|
}
|
|
dbg_printf(" (*%ls)(", name);
|
|
if (types_get_info(type, TI_GET_CHILDRENCOUNT, &count))
|
|
{
|
|
char buffer[sizeof(TI_FINDCHILDREN_PARAMS) + 256 * sizeof(DWORD)];
|
|
TI_FINDCHILDREN_PARAMS* fcp = (TI_FINDCHILDREN_PARAMS*)buffer;
|
|
int i;
|
|
|
|
fcp->Start = 0;
|
|
if (!count) dbg_printf("void");
|
|
else while (count)
|
|
{
|
|
fcp->Count = min(count, 256);
|
|
if (types_get_info(type, TI_FINDCHILDREN, fcp))
|
|
{
|
|
for (i = 0; i < min(fcp->Count, count); i++)
|
|
{
|
|
subtype.id = fcp->ChildId[i];
|
|
types_get_info(&subtype, TI_GET_TYPE, &subtype.id);
|
|
types_print_type(&subtype, FALSE);
|
|
if (i < min(fcp->Count, count) - 1 || count > 256) dbg_printf(", ");
|
|
}
|
|
}
|
|
count -= min(count, 256);
|
|
fcp->Start += 256;
|
|
}
|
|
}
|
|
dbg_printf(")");
|
|
break;
|
|
case SymTagTypedef:
|
|
dbg_printf("%ls", name);
|
|
break;
|
|
default:
|
|
WINE_ERR("Unknown type %u for %ls\n", tag, name);
|
|
break;
|
|
}
|
|
|
|
HeapFree(GetProcessHeap(), 0, ptr);
|
|
return TRUE;
|
|
}
|
|
|
|
/* helper to typecast pInfo to its expected type (_t) */
|
|
#define X(_t) (*((_t*)pInfo))
|
|
|
|
BOOL types_get_info(const struct dbg_type* type, IMAGEHLP_SYMBOL_TYPE_INFO ti, void* pInfo)
|
|
{
|
|
if (type->id == dbg_itype_none) return FALSE;
|
|
if (type->module != 0)
|
|
{
|
|
DWORD ret, tag, bt;
|
|
ret = SymGetTypeInfo(dbg_curr_process->handle, type->module, type->id, ti, pInfo);
|
|
if (!ret &&
|
|
ti == TI_GET_SYMNAME &&
|
|
SymGetTypeInfo(dbg_curr_process->handle, type->module, type->id, TI_GET_SYMTAG, &tag) &&
|
|
tag == SymTagBaseType &&
|
|
SymGetTypeInfo(dbg_curr_process->handle, type->module, type->id, TI_GET_BASETYPE, &bt))
|
|
{
|
|
const WCHAR* name = NULL;
|
|
|
|
switch (bt)
|
|
{
|
|
case btVoid: name = L"void"; break;
|
|
case btChar: name = L"char"; break;
|
|
case btWChar: name = L"WCHAR"; break;
|
|
case btInt: name = L"int"; break;
|
|
case btUInt: name = L"unsigned int"; break;
|
|
case btFloat: name = L"float"; break;
|
|
case btBool: name = L"bool"; break;
|
|
case btLong: name = L"long int"; break;
|
|
case btULong: name = L"unsigned long int"; break;
|
|
case btComplex: name = L"complex"; break;
|
|
default: WINE_FIXME("Unsupported basic type %u\n", bt); return FALSE;
|
|
}
|
|
X(WCHAR*) = HeapAlloc(GetProcessHeap(), 0, (lstrlenW(name) + 1) * sizeof(WCHAR));
|
|
if (X(WCHAR*))
|
|
{
|
|
lstrcpyW(X(WCHAR*), name);
|
|
ret = TRUE;
|
|
}
|
|
}
|
|
return ret;
|
|
}
|
|
|
|
assert(type->id >= dbg_itype_first);
|
|
|
|
switch (type->id)
|
|
{
|
|
case dbg_itype_lguint:
|
|
switch (ti)
|
|
{
|
|
case TI_GET_SYMTAG: X(DWORD) = SymTagBaseType; break;
|
|
case TI_GET_LENGTH: X(DWORD64) = sizeof(dbg_lguint_t); break;
|
|
case TI_GET_BASETYPE: X(DWORD) = btUInt; break;
|
|
default: WINE_FIXME("unsupported %u for lguint_t\n", ti); return FALSE;
|
|
}
|
|
break;
|
|
case dbg_itype_lgint:
|
|
switch (ti)
|
|
{
|
|
case TI_GET_SYMTAG: X(DWORD) = SymTagBaseType; break;
|
|
case TI_GET_LENGTH: X(DWORD64) = sizeof(dbg_lgint_t); break;
|
|
case TI_GET_BASETYPE: X(DWORD) = btInt; break;
|
|
default: WINE_FIXME("unsupported %u for lgint_t\n", ti); return FALSE;
|
|
}
|
|
break;
|
|
case dbg_itype_unsigned_long_int:
|
|
switch (ti)
|
|
{
|
|
case TI_GET_SYMTAG: X(DWORD) = SymTagBaseType; break;
|
|
case TI_GET_LENGTH: X(DWORD64) = ADDRSIZE; break;
|
|
case TI_GET_BASETYPE: X(DWORD) = btUInt; break;
|
|
default: WINE_FIXME("unsupported %u for u-long int\n", ti); return FALSE;
|
|
}
|
|
break;
|
|
case dbg_itype_signed_long_int:
|
|
switch (ti)
|
|
{
|
|
case TI_GET_SYMTAG: X(DWORD) = SymTagBaseType; break;
|
|
case TI_GET_LENGTH: X(DWORD64) = ADDRSIZE; break;
|
|
case TI_GET_BASETYPE: X(DWORD) = btInt; break;
|
|
default: WINE_FIXME("unsupported %u for s-long int\n", ti); return FALSE;
|
|
}
|
|
break;
|
|
case dbg_itype_unsigned_int:
|
|
switch (ti)
|
|
{
|
|
case TI_GET_SYMTAG: X(DWORD) = SymTagBaseType; break;
|
|
case TI_GET_LENGTH: X(DWORD64) = 4; break;
|
|
case TI_GET_BASETYPE: X(DWORD) = btUInt; break;
|
|
default: WINE_FIXME("unsupported %u for u-int\n", ti); return FALSE;
|
|
}
|
|
break;
|
|
case dbg_itype_signed_int:
|
|
switch (ti)
|
|
{
|
|
case TI_GET_SYMTAG: X(DWORD) = SymTagBaseType; break;
|
|
case TI_GET_LENGTH: X(DWORD64) = 4; break;
|
|
case TI_GET_BASETYPE: X(DWORD) = btInt; break;
|
|
default: WINE_FIXME("unsupported %u for s-int\n", ti); return FALSE;
|
|
}
|
|
break;
|
|
case dbg_itype_unsigned_short_int:
|
|
switch (ti)
|
|
{
|
|
case TI_GET_SYMTAG: X(DWORD) = SymTagBaseType; break;
|
|
case TI_GET_LENGTH: X(DWORD64) = 2; break;
|
|
case TI_GET_BASETYPE: X(DWORD) = btUInt; break;
|
|
default: WINE_FIXME("unsupported %u for u-short int\n", ti); return FALSE;
|
|
}
|
|
break;
|
|
case dbg_itype_signed_short_int:
|
|
switch (ti)
|
|
{
|
|
case TI_GET_SYMTAG: X(DWORD) = SymTagBaseType; break;
|
|
case TI_GET_LENGTH: X(DWORD64) = 2; break;
|
|
case TI_GET_BASETYPE: X(DWORD) = btInt; break;
|
|
default: WINE_FIXME("unsupported %u for s-short int\n", ti); return FALSE;
|
|
}
|
|
break;
|
|
case dbg_itype_unsigned_char_int:
|
|
switch (ti)
|
|
{
|
|
case TI_GET_SYMTAG: X(DWORD) = SymTagBaseType; break;
|
|
case TI_GET_LENGTH: X(DWORD64) = 1; break;
|
|
case TI_GET_BASETYPE: X(DWORD) = btUInt; break;
|
|
default: WINE_FIXME("unsupported %u for u-char int\n", ti); return FALSE;
|
|
}
|
|
break;
|
|
case dbg_itype_signed_char_int:
|
|
switch (ti)
|
|
{
|
|
case TI_GET_SYMTAG: X(DWORD) = SymTagBaseType; break;
|
|
case TI_GET_LENGTH: X(DWORD64) = 1; break;
|
|
case TI_GET_BASETYPE: X(DWORD) = btInt; break;
|
|
default: WINE_FIXME("unsupported %u for s-char int\n", ti); return FALSE;
|
|
}
|
|
break;
|
|
case dbg_itype_char:
|
|
switch (ti)
|
|
{
|
|
case TI_GET_SYMTAG: X(DWORD) = SymTagBaseType; break;
|
|
case TI_GET_LENGTH: X(DWORD64) = 1; break;
|
|
case TI_GET_BASETYPE: X(DWORD) = btChar; break;
|
|
default: WINE_FIXME("unsupported %u for char int\n", ti); return FALSE;
|
|
}
|
|
break;
|
|
case dbg_itype_astring:
|
|
switch (ti)
|
|
{
|
|
case TI_GET_SYMTAG: X(DWORD) = SymTagPointerType; break;
|
|
case TI_GET_LENGTH: X(DWORD64) = ADDRSIZE; break;
|
|
case TI_GET_TYPE: X(DWORD) = dbg_itype_char; break;
|
|
default: WINE_FIXME("unsupported %u for a string\n", ti); return FALSE;
|
|
}
|
|
break;
|
|
case dbg_itype_segptr:
|
|
switch (ti)
|
|
{
|
|
case TI_GET_SYMTAG: X(DWORD) = SymTagBaseType; break;
|
|
case TI_GET_LENGTH: X(DWORD64) = 4; break;
|
|
case TI_GET_BASETYPE: X(DWORD) = btInt; break;
|
|
default: WINE_FIXME("unsupported %u for seg-ptr\n", ti); return FALSE;
|
|
}
|
|
break;
|
|
case dbg_itype_short_real:
|
|
switch (ti)
|
|
{
|
|
case TI_GET_SYMTAG: X(DWORD) = SymTagBaseType; break;
|
|
case TI_GET_LENGTH: X(DWORD64) = 4; break;
|
|
case TI_GET_BASETYPE: X(DWORD) = btFloat; break;
|
|
default: WINE_FIXME("unsupported %u for short real\n", ti); return FALSE;
|
|
}
|
|
break;
|
|
case dbg_itype_real:
|
|
switch (ti)
|
|
{
|
|
case TI_GET_SYMTAG: X(DWORD) = SymTagBaseType; break;
|
|
case TI_GET_LENGTH: X(DWORD64) = 8; break;
|
|
case TI_GET_BASETYPE: X(DWORD) = btFloat; break;
|
|
default: WINE_FIXME("unsupported %u for real\n", ti); return FALSE;
|
|
}
|
|
break;
|
|
case dbg_itype_long_real:
|
|
switch (ti)
|
|
{
|
|
case TI_GET_SYMTAG: X(DWORD) = SymTagBaseType; break;
|
|
case TI_GET_LENGTH: X(DWORD64) = 10; break;
|
|
case TI_GET_BASETYPE: X(DWORD) = btFloat; break;
|
|
default: WINE_FIXME("unsupported %u for long real\n", ti); return FALSE;
|
|
}
|
|
break;
|
|
case dbg_itype_m128a:
|
|
switch (ti)
|
|
{
|
|
case TI_GET_SYMTAG: X(DWORD) = SymTagBaseType; break;
|
|
case TI_GET_LENGTH: X(DWORD64) = 16; break;
|
|
case TI_GET_BASETYPE: X(DWORD) = btUInt; break;
|
|
default: WINE_FIXME("unsupported %u for XMM register\n", ti); return FALSE;
|
|
}
|
|
break;
|
|
default: WINE_FIXME("unsupported type id 0x%x\n", type->id);
|
|
}
|
|
|
|
#undef X
|
|
return TRUE;
|
|
}
|
|
|
|
static BOOL types_compare_name(struct dbg_type type1, struct dbg_type type2, BOOL* equal)
|
|
{
|
|
LPWSTR name1, name2;
|
|
BOOL ret;
|
|
|
|
if (types_get_info(&type1, TI_GET_SYMNAME, &name1))
|
|
{
|
|
if (types_get_info(&type2, TI_GET_SYMNAME, &name2))
|
|
{
|
|
*equal = !wcscmp(name1, name2);
|
|
ret = TRUE;
|
|
HeapFree(GetProcessHeap(), 0, name2);
|
|
}
|
|
else ret = FALSE;
|
|
HeapFree(GetProcessHeap(), 0, name1);
|
|
}
|
|
else ret = FALSE;
|
|
return ret;
|
|
}
|
|
|
|
static BOOL types_compare_children(struct dbg_type type1, struct dbg_type type2, BOOL* equal, DWORD tag)
|
|
{
|
|
DWORD count1, count2, i;
|
|
DWORD* children;
|
|
BOOL ret;
|
|
|
|
if (!types_get_info(&type1, TI_GET_CHILDRENCOUNT, &count1) ||
|
|
!types_get_info(&type2, TI_GET_CHILDRENCOUNT, &count2)) return FALSE;
|
|
if (count1 != count2) {*equal = FALSE; return TRUE;}
|
|
if (!count1) return *equal = TRUE;
|
|
if ((children = malloc(sizeof(*children) * 2 * count1)) == NULL) return FALSE;
|
|
if (types_get_info(&type1, TI_FINDCHILDREN, &children[0]) &&
|
|
types_get_info(&type2, TI_FINDCHILDREN, &children[count1]))
|
|
{
|
|
for (i = 0; i < count1; ++i)
|
|
{
|
|
type1.id = children[i];
|
|
type2.id = children[count1 + i];
|
|
switch (tag)
|
|
{
|
|
case SymTagFunctionType: ret = types_compare(type1, type2, equal); break;
|
|
case SymTagUDT:
|
|
/* each child is a SymTagData that describes the member */
|
|
ret = types_compare_name(type1, type2, equal);
|
|
if (ret && *equal)
|
|
{
|
|
/* compare type of member */
|
|
ret = types_get_info(&type1, TI_GET_TYPE, &type1.id) &&
|
|
types_get_info(&type2, TI_GET_TYPE, &type2.id);
|
|
if (ret) ret = types_compare(type1, type2, equal);
|
|
/* FIXME should compare bitfield info when present */
|
|
}
|
|
break;
|
|
default: ret = FALSE; break;
|
|
}
|
|
if (!ret || !*equal) break;
|
|
}
|
|
if (i == count1) ret = *equal = TRUE;
|
|
}
|
|
else ret = FALSE;
|
|
|
|
free(children);
|
|
return ret;
|
|
}
|
|
|
|
BOOL types_compare(struct dbg_type type1, struct dbg_type type2, BOOL* equal)
|
|
{
|
|
DWORD tag1, tag2;
|
|
DWORD64 size1, size2;
|
|
DWORD bt1, bt2;
|
|
DWORD count1, count2;
|
|
BOOL ret;
|
|
|
|
do
|
|
{
|
|
if (type1.module == type2.module && type1.id == type2.id)
|
|
return *equal = TRUE;
|
|
|
|
if (!types_get_real_type(&type1, &tag1) ||
|
|
!types_get_real_type(&type2, &tag2)) return FALSE;
|
|
|
|
if (type1.module == type2.module && type1.id == type2.id)
|
|
return *equal = TRUE;
|
|
|
|
if (tag1 != tag2) return !(*equal = FALSE);
|
|
|
|
switch (tag1)
|
|
{
|
|
case SymTagBaseType:
|
|
if (!types_get_info(&type1, TI_GET_BASETYPE, &bt1) ||
|
|
!types_get_info(&type2, TI_GET_BASETYPE, &bt2) ||
|
|
!types_get_info(&type1, TI_GET_LENGTH, &size1) ||
|
|
!types_get_info(&type2, TI_GET_LENGTH, &size2))
|
|
return FALSE;
|
|
*equal = bt1 == bt2 && size1 == size2;
|
|
return TRUE;
|
|
case SymTagPointerType:
|
|
/* compare sub types */
|
|
break;
|
|
case SymTagUDT:
|
|
case SymTagEnum:
|
|
ret = types_compare_name(type1, type2, equal);
|
|
if (!ret || !*equal) return ret;
|
|
ret = types_compare_children(type1, type2, equal, tag1);
|
|
if (!ret || !*equal) return ret;
|
|
if (tag1 == SymTagUDT) return TRUE;
|
|
/* compare underlying type for enums */
|
|
break;
|
|
case SymTagArrayType:
|
|
if (!types_get_info(&type1, TI_GET_LENGTH, &size1) ||
|
|
!types_get_info(&type2, TI_GET_LENGTH, &size2) ||
|
|
!types_get_info(&type1, TI_GET_COUNT, &count1) ||
|
|
!types_get_info(&type2, TI_GET_COUNT, &count2)) return FALSE;
|
|
if (size1 == size2 && count1 == count2)
|
|
{
|
|
struct dbg_type subtype1 = type1, subtype2 = type2;
|
|
if (!types_get_info(&type1, TI_GET_ARRAYINDEXTYPEID, &subtype1.id) ||
|
|
!types_get_info(&type2, TI_GET_ARRAYINDEXTYPEID, &subtype2.id)) return FALSE;
|
|
if (!types_compare(subtype1, subtype2, equal)) return FALSE;
|
|
if (!*equal) return TRUE;
|
|
}
|
|
else return !(*equal = FALSE);
|
|
/* compare subtypes */
|
|
break;
|
|
case SymTagFunctionType:
|
|
if (!types_compare_children(type1, type2, equal, tag1)) return FALSE;
|
|
if (!*equal) return TRUE;
|
|
/* compare return:ed type */
|
|
break;
|
|
case SymTagFunctionArgType:
|
|
/* compare argument type */
|
|
break;
|
|
default:
|
|
dbg_printf("Unsupported yet tag %d\n", tag1);
|
|
return FALSE;
|
|
}
|
|
} while (types_get_info(&type1, TI_GET_TYPE, &type1.id) &&
|
|
types_get_info(&type2, TI_GET_TYPE, &type2.id));
|
|
return FALSE;
|
|
}
|
|
|
|
static BOOL is_basetype_char(DWORD bt)
|
|
{
|
|
return bt == btChar || bt == btWChar || bt == btChar8 || bt == btChar16 || bt == btChar32;
|
|
}
|
|
|
|
static BOOL is_basetype_integer(DWORD bt)
|
|
{
|
|
return is_basetype_char(bt) || bt == btInt || bt == btUInt || bt == btLong || bt == btULong;
|
|
}
|
|
|
|
BOOL types_is_integral_type(const struct dbg_lvalue* lv)
|
|
{
|
|
struct dbg_type type = lv->type;
|
|
DWORD tag, bt;
|
|
if (lv->bitlen) return TRUE;
|
|
if (!types_get_real_type(&type, &tag) ||
|
|
!types_get_info(&type, TI_GET_BASETYPE, &bt)) return FALSE;
|
|
return is_basetype_integer(bt);
|
|
}
|
|
|
|
BOOL types_is_float_type(const struct dbg_lvalue* lv)
|
|
{
|
|
struct dbg_type type = lv->type;
|
|
DWORD tag, bt;
|
|
if (lv->bitlen) return FALSE;
|
|
if (!types_get_real_type(&type, &tag) ||
|
|
!types_get_info(&type, TI_GET_BASETYPE, &bt)) return FALSE;
|
|
return bt == btFloat;
|
|
}
|