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https://github.com/reactos/wine.git
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1468 lines
48 KiB
C
1468 lines
48 KiB
C
/*
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* Demangle VC++ symbols into C function prototypes
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*
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* Copyright 2000 Jon Griffiths
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* 2004 Eric Pouech
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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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#include "config.h"
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#include "wine/port.h"
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#include <assert.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include "msvcrt.h"
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#include "wine/debug.h"
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WINE_DEFAULT_DEBUG_CHANNEL(msvcrt);
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/* TODO:
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* - document a bit (grammar + functions)
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* - back-port this new code into tools/winedump/msmangle.c
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*/
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#define UNDNAME_COMPLETE (0x0000)
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#define UNDNAME_NO_LEADING_UNDERSCORES (0x0001) /* Don't show __ in calling convention */
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#define UNDNAME_NO_MS_KEYWORDS (0x0002) /* Don't show calling convention at all */
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#define UNDNAME_NO_FUNCTION_RETURNS (0x0004) /* Don't show function/method return value */
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#define UNDNAME_NO_ALLOCATION_MODEL (0x0008)
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#define UNDNAME_NO_ALLOCATION_LANGUAGE (0x0010)
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#define UNDNAME_NO_MS_THISTYPE (0x0020)
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#define UNDNAME_NO_CV_THISTYPE (0x0040)
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#define UNDNAME_NO_THISTYPE (0x0060)
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#define UNDNAME_NO_ACCESS_SPECIFIERS (0x0080) /* Don't show access specifier (public/protected/private) */
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#define UNDNAME_NO_THROW_SIGNATURES (0x0100)
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#define UNDNAME_NO_MEMBER_TYPE (0x0200) /* Don't show static/virtual specifier */
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#define UNDNAME_NO_RETURN_UDT_MODEL (0x0400)
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#define UNDNAME_32_BIT_DECODE (0x0800)
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#define UNDNAME_NAME_ONLY (0x1000) /* Only report the variable/method name */
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#define UNDNAME_NO_ARGUMENTS (0x2000) /* Don't show method arguments */
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#define UNDNAME_NO_SPECIAL_SYMS (0x4000)
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#define UNDNAME_NO_COMPLEX_TYPE (0x8000)
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/* How data types modifiers are stored:
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* M (in the following definitions) is defined for
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* 'A', 'B', 'C' and 'D' as follows
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* {<A>}: ""
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* {<B>}: "const "
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* {<C>}: "volatile "
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* {<D>}: "const volatile "
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*
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* in arguments:
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* P<M>x {<M>}x*
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* Q<M>x {<M>}x* const
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* A<M>x {<M>}x&
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* in data fields:
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* same as for arguments and also the following
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* ?<M>x {<M>}x
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*
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*/
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#define MAX_ARRAY_ELTS 32
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struct array
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{
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unsigned start; /* first valid reference in array */
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unsigned num; /* total number of used elts */
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unsigned max;
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char* elts[MAX_ARRAY_ELTS];
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};
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/* Structure holding a parsed symbol */
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struct parsed_symbol
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{
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unsigned flags; /* the UNDNAME_ flags used for demangling */
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malloc_func_t mem_alloc_ptr; /* internal allocator */
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free_func_t mem_free_ptr; /* internal deallocator */
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const char* current; /* pointer in input (mangled) string */
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char* result; /* demangled string */
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struct array names; /* array of names for back reference */
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struct array stack; /* stack of parsed strings */
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void* alloc_list; /* linked list of allocated blocks */
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unsigned avail_in_first; /* number of available bytes in head block */
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};
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/* Type for parsing mangled types */
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struct datatype_t
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{
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const char* left;
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const char* right;
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};
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/******************************************************************
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* und_alloc
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*
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* Internal allocator. Uses a simple linked list of large blocks
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* where we use a poor-man allocator. It's fast, and since all
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* allocation is pool, memory management is easy (esp. freeing).
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*/
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static void* und_alloc(struct parsed_symbol* sym, size_t len)
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{
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void* ptr;
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#define BLOCK_SIZE 1024
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#define AVAIL_SIZE (1024 - sizeof(void*))
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if (len > AVAIL_SIZE)
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{
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/* allocate a specific block */
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ptr = sym->mem_alloc_ptr(sizeof(void*) + len);
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if (!ptr) return NULL;
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*(void**)ptr = sym->alloc_list;
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sym->alloc_list = ptr;
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sym->avail_in_first = 0;
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ptr = (char*)sym->alloc_list + sizeof(void*);
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}
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else
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{
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if (len > sym->avail_in_first)
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{
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/* add a new block */
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ptr = sym->mem_alloc_ptr(BLOCK_SIZE);
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if (!ptr) return NULL;
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*(void**)ptr = sym->alloc_list;
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sym->alloc_list = ptr;
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sym->avail_in_first = AVAIL_SIZE;
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}
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/* grab memory from head block */
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ptr = (char*)sym->alloc_list + BLOCK_SIZE - sym->avail_in_first;
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sym->avail_in_first -= len;
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}
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return ptr;
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#undef BLOCK_SIZE
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#undef AVAIL_SIZE
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}
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/******************************************************************
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* und_free
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* Frees all the blocks in the list of large blocks allocated by
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* und_alloc.
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*/
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static void und_free_all(struct parsed_symbol* sym)
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{
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void* next;
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while (sym->alloc_list)
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{
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next = *(void**)sym->alloc_list;
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if(sym->mem_free_ptr) sym->mem_free_ptr(sym->alloc_list);
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sym->alloc_list = next;
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}
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sym->avail_in_first = 0;
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}
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/******************************************************************
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* str_array_init
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* Initialises an array of strings
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*/
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static void str_array_init(struct array* a)
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{
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a->start = a->num = a->max = 0;
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}
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/******************************************************************
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* str_array_push
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* Adding a new string to an array
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*/
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static void str_array_push(struct parsed_symbol* sym, const char* ptr, int len,
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struct array* a)
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{
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assert(ptr);
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assert(a);
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assert(a->num < MAX_ARRAY_ELTS);
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if (len == -1) len = strlen(ptr);
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a->elts[a->num] = und_alloc(sym, len + 1);
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assert(a->elts[a->num]);
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memcpy(a->elts[a->num], ptr, len);
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a->elts[a->num][len] = '\0';
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if (++a->num >= a->max) a->max = a->num;
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{
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int i;
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char c;
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for (i = a->max - 1; i >= 0; i--)
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{
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c = '>';
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if (i < a->start) c = '-';
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else if (i >= a->num) c = '}';
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TRACE("%p\t%d%c %s\n", a, i, c, a->elts[i]);
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}
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}
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}
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/******************************************************************
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* str_array_get_ref
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* Extracts a reference from an existing array (doing proper type
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* checking)
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*/
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static char* str_array_get_ref(struct array* cref, unsigned idx)
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{
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assert(cref);
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if (cref->start + idx >= cref->max)
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{
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WARN("Out of bounds: %p %d + %d >= %d\n",
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cref, cref->start, idx, cref->max);
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return NULL;
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}
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TRACE("Returning %p[%d] => %s\n",
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cref, idx, cref->elts[cref->start + idx]);
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return cref->elts[cref->start + idx];
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}
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/******************************************************************
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* str_printf
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* Helper for printf type of command (only %s and %c are implemented)
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* while dynamically allocating the buffer
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*/
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static char* str_printf(struct parsed_symbol* sym, const char* format, ...)
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{
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va_list args;
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size_t len = 1, i, sz;
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char* tmp;
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char* p;
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char* t;
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va_start(args, format);
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for (i = 0; format[i]; i++)
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{
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if (format[i] == '%')
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{
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switch (format[++i])
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{
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case 's': t = va_arg(args, char*); if (t) len += strlen(t); break;
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case 'c': (void)va_arg(args, int); len++; break;
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default: i--; /* fall thru */
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case '%': len++; break;
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}
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}
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else len++;
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}
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va_end(args);
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if (!(tmp = und_alloc(sym, len))) return NULL;
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va_start(args, format);
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for (p = tmp, i = 0; format[i]; i++)
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{
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if (format[i] == '%')
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{
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switch (format[++i])
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{
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case 's':
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t = va_arg(args, char*);
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if (t)
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{
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sz = strlen(t);
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memcpy(p, t, sz);
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p += sz;
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}
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break;
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case 'c':
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*p++ = (char)va_arg(args, int);
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break;
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default: i--; /* fall thru */
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case '%': *p++ = '%'; break;
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}
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}
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else *p++ = format[i];
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}
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va_end(args);
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*p = '\0';
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return tmp;
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}
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/* forward declaration */
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static BOOL demangle_datatype(struct parsed_symbol* sym, struct datatype_t* ct,
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struct array* pmt, BOOL in_args);
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static const char* get_number(struct parsed_symbol* sym)
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{
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char* ptr;
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BOOL sgn = FALSE;
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if (*sym->current == '?')
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{
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sgn = TRUE;
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sym->current++;
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}
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if (*sym->current >= '0' && *sym->current <= '8')
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{
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ptr = und_alloc(sym, 3);
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if (sgn) ptr[0] = '-';
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ptr[sgn ? 1 : 0] = *sym->current + 1;
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ptr[sgn ? 2 : 1] = '\0';
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sym->current++;
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}
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else if (*sym->current == '9')
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{
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ptr = und_alloc(sym, 4);
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if (sgn) ptr[0] = '-';
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ptr[sgn ? 1 : 0] = '1';
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ptr[sgn ? 2 : 1] = '0';
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ptr[sgn ? 3 : 2] = '\0';
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sym->current++;
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}
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else if (*sym->current >= 'A' && *sym->current <= 'P')
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{
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long ret = 0;
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while (*sym->current >= 'A' && *sym->current <= 'P')
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{
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ret *= 16;
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ret += *sym->current++ - 'A';
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}
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if (*sym->current != '@') return NULL;
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ptr = und_alloc(sym, 17);
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sprintf(ptr, "%s%ld", sgn ? "-" : "", ret);
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sym->current++;
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}
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else return NULL;
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return ptr;
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}
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/******************************************************************
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* get_args
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* Parses a list of function/method arguments, creates a string corresponding
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* to the arguments' list.
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*/
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static char* get_args(struct parsed_symbol* sym, struct array* pmt_ref, BOOL z_term,
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char open_char, char close_char)
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{
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struct datatype_t ct;
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struct array arg_collect;
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char* args_str = NULL;
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unsigned int i;
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str_array_init(&arg_collect);
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/* Now come the function arguments */
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while (*sym->current)
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{
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/* Decode each data type and append it to the argument list */
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if (*sym->current == '@')
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{
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sym->current++;
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break;
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}
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if (!demangle_datatype(sym, &ct, pmt_ref, TRUE))
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return NULL;
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/* 'void' terminates an argument list in a function */
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if (z_term && !strcmp(ct.left, "void")) break;
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str_array_push(sym, str_printf(sym, "%s%s", ct.left, ct.right), -1,
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&arg_collect);
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if (!strcmp(ct.left, "...")) break;
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}
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/* Functions are always terminated by 'Z'. If we made it this far and
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* don't find it, we have incorrectly identified a data type.
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*/
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if (z_term && *sym->current++ != 'Z') return NULL;
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if (arg_collect.num == 0 ||
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(arg_collect.num == 1 && !strcmp(arg_collect.elts[0], "void")))
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return str_printf(sym, "%cvoid%c", open_char, close_char);
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for (i = 1; i < arg_collect.num; i++)
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{
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args_str = str_printf(sym, "%s,%s", args_str, arg_collect.elts[i]);
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}
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if (close_char == '>' && args_str && args_str[strlen(args_str) - 1] == '>')
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args_str = str_printf(sym, "%c%s%s %c",
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open_char, arg_collect.elts[0], args_str, close_char);
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else
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args_str = str_printf(sym, "%c%s%s%c",
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open_char, arg_collect.elts[0], args_str, close_char);
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return args_str;
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}
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/******************************************************************
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* get_modifier
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* Parses the type modifier. Always returns a static string
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*/
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static BOOL get_modifier(char ch, const char** ret)
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{
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switch (ch)
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{
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case 'A': *ret = NULL; break;
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case 'B': *ret = "const"; break;
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case 'C': *ret = "volatile"; break;
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case 'D': *ret = "const volatile"; break;
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default: return FALSE;
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}
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return TRUE;
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}
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static BOOL get_modified_type(struct datatype_t *ct, struct parsed_symbol* sym,
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struct array *pmt_ref, char modif, BOOL in_args)
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{
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const char* modifier;
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const char* str_modif;
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switch (modif)
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{
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case 'A': str_modif = " &"; break;
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case 'B': str_modif = " & volatile"; break;
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case 'P': str_modif = " *"; break;
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case 'Q': str_modif = " * const"; break;
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case 'R': str_modif = " * volatile"; break;
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case 'S': str_modif = " * const volatile"; break;
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case '?': str_modif = ""; break;
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default: return FALSE;
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}
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if (get_modifier(*sym->current++, &modifier))
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{
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unsigned mark = sym->stack.num;
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struct datatype_t sub_ct;
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/* multidimensional arrays */
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if (*sym->current == 'Y')
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{
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const char* n1;
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int num;
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sym->current++;
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if (!(n1 = get_number(sym))) return FALSE;
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num = atoi(n1);
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if (str_modif[0] == ' ' && !modifier)
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str_modif++;
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if (modifier)
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{
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str_modif = str_printf(sym, " (%s%s)", modifier, str_modif);
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modifier = NULL;
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}
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else
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str_modif = str_printf(sym, " (%s)", str_modif);
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while (num--)
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str_modif = str_printf(sym, "%s[%s]", str_modif, get_number(sym));
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}
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/* Recurse to get the referred-to type */
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if (!demangle_datatype(sym, &sub_ct, pmt_ref, FALSE))
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return FALSE;
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if (modifier)
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ct->left = str_printf(sym, "%s %s%s", sub_ct.left, modifier, str_modif );
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else
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{
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/* don't insert a space between duplicate '*' */
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if (!in_args && str_modif[0] && str_modif[1] == '*' && sub_ct.left[strlen(sub_ct.left)-1] == '*')
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str_modif++;
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ct->left = str_printf(sym, "%s%s", sub_ct.left, str_modif );
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}
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ct->right = sub_ct.right;
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sym->stack.num = mark;
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}
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return TRUE;
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}
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|
|
/******************************************************************
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|
* get_literal_string
|
|
* Gets the literal name from the current position in the mangled
|
|
* symbol to the first '@' character. It pushes the parsed name to
|
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* the symbol names stack and returns a pointer to it or NULL in
|
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* case of an error.
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*/
|
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static char* get_literal_string(struct parsed_symbol* sym)
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{
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const char *ptr = sym->current;
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do {
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if (!((*sym->current >= 'A' && *sym->current <= 'Z') ||
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(*sym->current >= 'a' && *sym->current <= 'z') ||
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(*sym->current >= '0' && *sym->current <= '9') ||
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*sym->current == '_' || *sym->current == '$')) {
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TRACE("Failed at '%c' in %s\n", *sym->current, ptr);
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return NULL;
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}
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} while (*++sym->current != '@');
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sym->current++;
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str_array_push(sym, ptr, sym->current - 1 - ptr, &sym->names);
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return str_array_get_ref(&sym->names, sym->names.num - sym->names.start - 1);
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}
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|
|
/******************************************************************
|
|
* get_template_name
|
|
* Parses a name with a template argument list and returns it as
|
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* a string.
|
|
* In a template argument list the back reference to the names
|
|
* table is separately created. '0' points to the class component
|
|
* name with the template arguments. We use the same stack array
|
|
* to hold the names but save/restore the stack state before/after
|
|
* parsing the template argument list.
|
|
*/
|
|
static char* get_template_name(struct parsed_symbol* sym)
|
|
{
|
|
char *name, *args;
|
|
unsigned num_mark = sym->names.num;
|
|
unsigned start_mark = sym->names.start;
|
|
unsigned stack_mark = sym->stack.num;
|
|
struct array array_pmt;
|
|
|
|
sym->names.start = sym->names.num;
|
|
if (!(name = get_literal_string(sym)))
|
|
return FALSE;
|
|
str_array_init(&array_pmt);
|
|
args = get_args(sym, &array_pmt, FALSE, '<', '>');
|
|
if (args != NULL)
|
|
name = str_printf(sym, "%s%s", name, args);
|
|
sym->names.num = num_mark;
|
|
sym->names.start = start_mark;
|
|
sym->stack.num = stack_mark;
|
|
return name;
|
|
}
|
|
|
|
/******************************************************************
|
|
* get_class
|
|
* Parses class as a list of parent-classes, terminated by '@' and stores the
|
|
* result in 'a' array. Each parent-classes, as well as the inner element
|
|
* (either field/method name or class name), are represented in the mangled
|
|
* name by a literal name ([a-zA-Z0-9_]+ terminated by '@') or a back reference
|
|
* ([0-9]) or a name with template arguments ('?$' literal name followed by the
|
|
* template argument list). The class name components appear in the reverse
|
|
* order in the mangled name, e.g aaa@bbb@ccc@@ will be demangled to
|
|
* ccc::bbb::aaa
|
|
* For each of these class name components a string will be allocated in the
|
|
* array.
|
|
*/
|
|
static BOOL get_class(struct parsed_symbol* sym)
|
|
{
|
|
const char* name = NULL;
|
|
|
|
while (*sym->current != '@')
|
|
{
|
|
switch (*sym->current)
|
|
{
|
|
case '\0': return FALSE;
|
|
|
|
case '0': case '1': case '2': case '3':
|
|
case '4': case '5': case '6': case '7':
|
|
case '8': case '9':
|
|
name = str_array_get_ref(&sym->names, *sym->current++ - '0');
|
|
break;
|
|
case '?':
|
|
if (*++sym->current == '$')
|
|
{
|
|
sym->current++;
|
|
if ((name = get_template_name(sym)))
|
|
str_array_push(sym, name, -1, &sym->names);
|
|
}
|
|
break;
|
|
default:
|
|
name = get_literal_string(sym);
|
|
break;
|
|
}
|
|
if (!name)
|
|
return FALSE;
|
|
str_array_push(sym, name, -1, &sym->stack);
|
|
}
|
|
sym->current++;
|
|
return TRUE;
|
|
}
|
|
|
|
/******************************************************************
|
|
* get_class_string
|
|
* From an array collected by get_class in sym->stack, constructs the
|
|
* corresponding (allocated) string
|
|
*/
|
|
static char* get_class_string(struct parsed_symbol* sym, int start)
|
|
{
|
|
int i;
|
|
size_t len, sz;
|
|
char* ret;
|
|
struct array *a = &sym->stack;
|
|
|
|
for (len = 0, i = start; i < a->num; i++)
|
|
{
|
|
assert(a->elts[i]);
|
|
len += 2 + strlen(a->elts[i]);
|
|
}
|
|
if (!(ret = und_alloc(sym, len - 1))) return NULL;
|
|
for (len = 0, i = a->num - 1; i >= start; i--)
|
|
{
|
|
sz = strlen(a->elts[i]);
|
|
memcpy(ret + len, a->elts[i], sz);
|
|
len += sz;
|
|
if (i > start)
|
|
{
|
|
ret[len++] = ':';
|
|
ret[len++] = ':';
|
|
}
|
|
}
|
|
ret[len] = '\0';
|
|
return ret;
|
|
}
|
|
|
|
/******************************************************************
|
|
* get_class_name
|
|
* Wrapper around get_class and get_class_string.
|
|
*/
|
|
static char* get_class_name(struct parsed_symbol* sym)
|
|
{
|
|
unsigned mark = sym->stack.num;
|
|
char* s = NULL;
|
|
|
|
if (get_class(sym))
|
|
s = get_class_string(sym, mark);
|
|
sym->stack.num = mark;
|
|
return s;
|
|
}
|
|
|
|
/******************************************************************
|
|
* get_calling_convention
|
|
* Returns a static string corresponding to the calling convention described
|
|
* by char 'ch'. Sets export to TRUE iff the calling convention is exported.
|
|
*/
|
|
static BOOL get_calling_convention(char ch, const char** call_conv,
|
|
const char** exported, unsigned flags)
|
|
{
|
|
*call_conv = *exported = NULL;
|
|
|
|
if (!(flags & (UNDNAME_NO_MS_KEYWORDS | UNDNAME_NO_ALLOCATION_LANGUAGE)))
|
|
{
|
|
if (flags & UNDNAME_NO_LEADING_UNDERSCORES)
|
|
{
|
|
if (((ch - 'A') % 2) == 1) *exported = "dll_export ";
|
|
switch (ch)
|
|
{
|
|
case 'A': case 'B': *call_conv = "cdecl"; break;
|
|
case 'C': case 'D': *call_conv = "pascal"; break;
|
|
case 'E': case 'F': *call_conv = "thiscall"; break;
|
|
case 'G': case 'H': *call_conv = "stdcall"; break;
|
|
case 'I': case 'J': *call_conv = "fastcall"; break;
|
|
case 'K': case 'L': break;
|
|
case 'M': *call_conv = "clrcall"; break;
|
|
default: ERR("Unknown calling convention %c\n", ch); return FALSE;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
if (((ch - 'A') % 2) == 1) *exported = "__dll_export ";
|
|
switch (ch)
|
|
{
|
|
case 'A': case 'B': *call_conv = "__cdecl"; break;
|
|
case 'C': case 'D': *call_conv = "__pascal"; break;
|
|
case 'E': case 'F': *call_conv = "__thiscall"; break;
|
|
case 'G': case 'H': *call_conv = "__stdcall"; break;
|
|
case 'I': case 'J': *call_conv = "__fastcall"; break;
|
|
case 'K': case 'L': break;
|
|
case 'M': *call_conv = "__clrcall"; break;
|
|
default: ERR("Unknown calling convention %c\n", ch); return FALSE;
|
|
}
|
|
}
|
|
}
|
|
return TRUE;
|
|
}
|
|
|
|
/*******************************************************************
|
|
* get_simple_type
|
|
* Return a string containing an allocated string for a simple data type
|
|
*/
|
|
static const char* get_simple_type(char c)
|
|
{
|
|
const char* type_string;
|
|
|
|
switch (c)
|
|
{
|
|
case 'C': type_string = "signed char"; break;
|
|
case 'D': type_string = "char"; break;
|
|
case 'E': type_string = "unsigned char"; break;
|
|
case 'F': type_string = "short"; break;
|
|
case 'G': type_string = "unsigned short"; break;
|
|
case 'H': type_string = "int"; break;
|
|
case 'I': type_string = "unsigned int"; break;
|
|
case 'J': type_string = "long"; break;
|
|
case 'K': type_string = "unsigned long"; break;
|
|
case 'M': type_string = "float"; break;
|
|
case 'N': type_string = "double"; break;
|
|
case 'O': type_string = "long double"; break;
|
|
case 'X': type_string = "void"; break;
|
|
case 'Z': type_string = "..."; break;
|
|
default: type_string = NULL; break;
|
|
}
|
|
return type_string;
|
|
}
|
|
|
|
/*******************************************************************
|
|
* get_extended_type
|
|
* Return a string containing an allocated string for a simple data type
|
|
*/
|
|
static const char* get_extended_type(char c)
|
|
{
|
|
const char* type_string;
|
|
|
|
switch (c)
|
|
{
|
|
case 'D': type_string = "__int8"; break;
|
|
case 'E': type_string = "unsigned __int8"; break;
|
|
case 'F': type_string = "__int16"; break;
|
|
case 'G': type_string = "unsigned __int16"; break;
|
|
case 'H': type_string = "__int32"; break;
|
|
case 'I': type_string = "unsigned __int32"; break;
|
|
case 'J': type_string = "__int64"; break;
|
|
case 'K': type_string = "unsigned __int64"; break;
|
|
case 'L': type_string = "__int128"; break;
|
|
case 'M': type_string = "unsigned __int128"; break;
|
|
case 'N': type_string = "bool"; break;
|
|
case 'W': type_string = "wchar_t"; break;
|
|
default: type_string = NULL; break;
|
|
}
|
|
return type_string;
|
|
}
|
|
|
|
/*******************************************************************
|
|
* demangle_datatype
|
|
*
|
|
* Attempt to demangle a C++ data type, which may be datatype.
|
|
* a datatype type is made up of a number of simple types. e.g:
|
|
* char** = (pointer to (pointer to (char)))
|
|
*/
|
|
static BOOL demangle_datatype(struct parsed_symbol* sym, struct datatype_t* ct,
|
|
struct array* pmt_ref, BOOL in_args)
|
|
{
|
|
char dt;
|
|
BOOL add_pmt = TRUE;
|
|
|
|
assert(ct);
|
|
ct->left = ct->right = NULL;
|
|
|
|
switch (dt = *sym->current++)
|
|
{
|
|
case '_':
|
|
/* MS type: __int8,__int16 etc */
|
|
ct->left = get_extended_type(*sym->current++);
|
|
break;
|
|
case 'C': case 'D': case 'E': case 'F': case 'G':
|
|
case 'H': case 'I': case 'J': case 'K': case 'M':
|
|
case 'N': case 'O': case 'X': case 'Z':
|
|
/* Simple data types */
|
|
ct->left = get_simple_type(dt);
|
|
add_pmt = FALSE;
|
|
break;
|
|
case 'T': /* union */
|
|
case 'U': /* struct */
|
|
case 'V': /* class */
|
|
case 'Y': /* cointerface */
|
|
/* Class/struct/union/cointerface */
|
|
{
|
|
const char* struct_name = NULL;
|
|
const char* type_name = NULL;
|
|
|
|
if (!(struct_name = get_class_name(sym)))
|
|
goto done;
|
|
if (!(sym->flags & UNDNAME_NO_COMPLEX_TYPE))
|
|
{
|
|
switch (dt)
|
|
{
|
|
case 'T': type_name = "union "; break;
|
|
case 'U': type_name = "struct "; break;
|
|
case 'V': type_name = "class "; break;
|
|
case 'Y': type_name = "cointerface "; break;
|
|
}
|
|
}
|
|
ct->left = str_printf(sym, "%s%s", type_name, struct_name);
|
|
}
|
|
break;
|
|
case '?':
|
|
/* not all the time is seems */
|
|
if (in_args)
|
|
{
|
|
const char* ptr;
|
|
if (!(ptr = get_number(sym))) goto done;
|
|
ct->left = str_printf(sym, "`template-parameter-%s'", ptr);
|
|
}
|
|
else
|
|
{
|
|
if (!get_modified_type(ct, sym, pmt_ref, '?', in_args)) goto done;
|
|
}
|
|
break;
|
|
case 'A': /* reference */
|
|
case 'B': /* volatile reference */
|
|
if (!get_modified_type(ct, sym, pmt_ref, dt, in_args)) goto done;
|
|
break;
|
|
case 'Q': /* const pointer */
|
|
case 'R': /* volatile pointer */
|
|
case 'S': /* const volatile pointer */
|
|
if (!get_modified_type(ct, sym, pmt_ref, in_args ? dt : 'P', in_args)) goto done;
|
|
break;
|
|
case 'P': /* Pointer */
|
|
if (isdigit(*sym->current))
|
|
{
|
|
/* FIXME: P6 = Function pointer, others who knows.. */
|
|
if (*sym->current++ == '6')
|
|
{
|
|
char* args = NULL;
|
|
const char* call_conv;
|
|
const char* exported;
|
|
struct datatype_t sub_ct;
|
|
unsigned mark = sym->stack.num;
|
|
|
|
if (!get_calling_convention(*sym->current++,
|
|
&call_conv, &exported,
|
|
sym->flags & ~UNDNAME_NO_ALLOCATION_LANGUAGE) ||
|
|
!demangle_datatype(sym, &sub_ct, pmt_ref, FALSE))
|
|
goto done;
|
|
|
|
args = get_args(sym, pmt_ref, TRUE, '(', ')');
|
|
if (!args) goto done;
|
|
sym->stack.num = mark;
|
|
|
|
ct->left = str_printf(sym, "%s%s (%s*",
|
|
sub_ct.left, sub_ct.right, call_conv);
|
|
ct->right = str_printf(sym, ")%s", args);
|
|
}
|
|
else goto done;
|
|
}
|
|
else if (!get_modified_type(ct, sym, pmt_ref, 'P', in_args)) goto done;
|
|
break;
|
|
case 'W':
|
|
if (*sym->current == '4')
|
|
{
|
|
char* enum_name;
|
|
sym->current++;
|
|
if (!(enum_name = get_class_name(sym)))
|
|
goto done;
|
|
if (sym->flags & UNDNAME_NO_COMPLEX_TYPE)
|
|
ct->left = enum_name;
|
|
else
|
|
ct->left = str_printf(sym, "enum %s", enum_name);
|
|
}
|
|
else goto done;
|
|
break;
|
|
case '0': case '1': case '2': case '3': case '4':
|
|
case '5': case '6': case '7': case '8': case '9':
|
|
/* Referring back to previously parsed type */
|
|
/* left and right are pushed as two separate strings */
|
|
ct->left = str_array_get_ref(pmt_ref, (dt - '0') * 2);
|
|
ct->right = str_array_get_ref(pmt_ref, (dt - '0') * 2 + 1);
|
|
if (!ct->left) goto done;
|
|
add_pmt = FALSE;
|
|
break;
|
|
case '$':
|
|
switch (*sym->current++)
|
|
{
|
|
case '0':
|
|
if (!(ct->left = get_number(sym))) goto done;
|
|
break;
|
|
case 'D':
|
|
{
|
|
const char* ptr;
|
|
if (!(ptr = get_number(sym))) goto done;
|
|
ct->left = str_printf(sym, "`template-parameter%s'", ptr);
|
|
}
|
|
break;
|
|
case 'F':
|
|
{
|
|
const char* p1;
|
|
const char* p2;
|
|
if (!(p1 = get_number(sym))) goto done;
|
|
if (!(p2 = get_number(sym))) goto done;
|
|
ct->left = str_printf(sym, "{%s,%s}", p1, p2);
|
|
}
|
|
break;
|
|
case 'G':
|
|
{
|
|
const char* p1;
|
|
const char* p2;
|
|
const char* p3;
|
|
if (!(p1 = get_number(sym))) goto done;
|
|
if (!(p2 = get_number(sym))) goto done;
|
|
if (!(p3 = get_number(sym))) goto done;
|
|
ct->left = str_printf(sym, "{%s,%s,%s}", p1, p2, p3);
|
|
}
|
|
break;
|
|
case 'Q':
|
|
{
|
|
const char* ptr;
|
|
if (!(ptr = get_number(sym))) goto done;
|
|
ct->left = str_printf(sym, "`non-type-template-parameter%s'", ptr);
|
|
}
|
|
break;
|
|
case '$':
|
|
if (*sym->current == 'C')
|
|
{
|
|
const char* ptr;
|
|
|
|
sym->current++;
|
|
if (!get_modifier(*sym->current++, &ptr)) goto done;
|
|
if (!demangle_datatype(sym, ct, pmt_ref, in_args)) goto done;
|
|
ct->left = str_printf(sym, "%s %s", ct->left, ptr);
|
|
}
|
|
break;
|
|
}
|
|
break;
|
|
default :
|
|
ERR("Unknown type %c\n", dt);
|
|
break;
|
|
}
|
|
if (add_pmt && pmt_ref && in_args)
|
|
{
|
|
/* left and right are pushed as two separate strings */
|
|
str_array_push(sym, ct->left ? ct->left : "", -1, pmt_ref);
|
|
str_array_push(sym, ct->right ? ct->right : "", -1, pmt_ref);
|
|
}
|
|
done:
|
|
|
|
return ct->left != NULL;
|
|
}
|
|
|
|
/******************************************************************
|
|
* handle_data
|
|
* Does the final parsing and handling for a variable or a field in
|
|
* a class.
|
|
*/
|
|
static BOOL handle_data(struct parsed_symbol* sym)
|
|
{
|
|
const char* access = NULL;
|
|
const char* member_type = NULL;
|
|
const char* modifier = NULL;
|
|
struct datatype_t ct;
|
|
char* name = NULL;
|
|
BOOL ret = FALSE;
|
|
|
|
/* 0 private static
|
|
* 1 protected static
|
|
* 2 public static
|
|
* 3 private non-static
|
|
* 4 protected non-static
|
|
* 5 public non-static
|
|
* 6 ?? static
|
|
* 7 ?? static
|
|
*/
|
|
|
|
if (!(sym->flags & UNDNAME_NO_ACCESS_SPECIFIERS))
|
|
{
|
|
/* we only print the access for static members */
|
|
switch (*sym->current)
|
|
{
|
|
case '0': access = "private: "; break;
|
|
case '1': access = "protected: "; break;
|
|
case '2': access = "public: "; break;
|
|
}
|
|
}
|
|
|
|
if (!(sym->flags & UNDNAME_NO_MEMBER_TYPE))
|
|
{
|
|
if (*sym->current >= '0' && *sym->current <= '2')
|
|
member_type = "static ";
|
|
}
|
|
|
|
name = get_class_string(sym, 0);
|
|
|
|
switch (*sym->current++)
|
|
{
|
|
case '0': case '1': case '2':
|
|
case '3': case '4': case '5':
|
|
{
|
|
unsigned mark = sym->stack.num;
|
|
struct array pmt;
|
|
|
|
str_array_init(&pmt);
|
|
|
|
if (!demangle_datatype(sym, &ct, &pmt, FALSE)) goto done;
|
|
if (!get_modifier(*sym->current++, &modifier)) goto done;
|
|
sym->stack.num = mark;
|
|
}
|
|
break;
|
|
case '6' : /* compiler generated static */
|
|
case '7' : /* compiler generated static */
|
|
ct.left = ct.right = NULL;
|
|
if (!get_modifier(*sym->current++, &modifier)) goto done;
|
|
if (*sym->current != '@')
|
|
{
|
|
char* cls = NULL;
|
|
|
|
if (!(cls = get_class_name(sym)))
|
|
goto done;
|
|
ct.right = str_printf(sym, "{for `%s'}", cls);
|
|
}
|
|
break;
|
|
case '8':
|
|
case '9':
|
|
modifier = ct.left = ct.right = NULL;
|
|
break;
|
|
default: goto done;
|
|
}
|
|
if (sym->flags & UNDNAME_NAME_ONLY) ct.left = ct.right = modifier = NULL;
|
|
|
|
sym->result = str_printf(sym, "%s%s%s%s%s%s%s%s", access,
|
|
member_type, ct.left,
|
|
modifier && ct.left ? " " : NULL, modifier,
|
|
modifier || ct.left ? " " : NULL, name, ct.right);
|
|
ret = TRUE;
|
|
done:
|
|
return ret;
|
|
}
|
|
|
|
/******************************************************************
|
|
* handle_method
|
|
* Does the final parsing and handling for a function or a method in
|
|
* a class.
|
|
*/
|
|
static BOOL handle_method(struct parsed_symbol* sym, BOOL cast_op)
|
|
{
|
|
char accmem;
|
|
const char* access = NULL;
|
|
const char* member_type = NULL;
|
|
struct datatype_t ct_ret;
|
|
const char* call_conv;
|
|
const char* modifier = NULL;
|
|
const char* exported;
|
|
const char* args_str = NULL;
|
|
const char* name = NULL;
|
|
BOOL ret = FALSE;
|
|
unsigned mark;
|
|
struct array array_pmt;
|
|
|
|
/* FIXME: why 2 possible letters for each option?
|
|
* 'A' private:
|
|
* 'B' private:
|
|
* 'C' private: static
|
|
* 'D' private: static
|
|
* 'E' private: virtual
|
|
* 'F' private: virtual
|
|
* 'G' private: thunk
|
|
* 'H' private: thunk
|
|
* 'I' protected:
|
|
* 'J' protected:
|
|
* 'K' protected: static
|
|
* 'L' protected: static
|
|
* 'M' protected: virtual
|
|
* 'N' protected: virtual
|
|
* 'O' protected: thunk
|
|
* 'P' protected: thunk
|
|
* 'Q' public:
|
|
* 'R' public:
|
|
* 'S' public: static
|
|
* 'T' public: static
|
|
* 'U' public: virtual
|
|
* 'V' public: virtual
|
|
* 'W' public: thunk
|
|
* 'X' public: thunk
|
|
* 'Y'
|
|
* 'Z'
|
|
*/
|
|
accmem = *sym->current++;
|
|
if (accmem < 'A' || accmem > 'Z') goto done;
|
|
|
|
if (!(sym->flags & UNDNAME_NO_ACCESS_SPECIFIERS))
|
|
{
|
|
switch ((accmem - 'A') / 8)
|
|
{
|
|
case 0: access = "private: "; break;
|
|
case 1: access = "protected: "; break;
|
|
case 2: access = "public: "; break;
|
|
}
|
|
}
|
|
if (!(sym->flags & UNDNAME_NO_MEMBER_TYPE))
|
|
{
|
|
if (accmem <= 'X')
|
|
{
|
|
switch ((accmem - 'A') % 8)
|
|
{
|
|
case 2: case 3: member_type = "static "; break;
|
|
case 4: case 5: member_type = "virtual "; break;
|
|
case 6: case 7:
|
|
access = str_printf(sym, "[thunk]:%s", access);
|
|
member_type = "virtual ";
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
name = get_class_string(sym, 0);
|
|
|
|
if ((accmem - 'A') % 8 == 6 || (accmem - '8') % 8 == 7) /* a thunk */
|
|
name = str_printf(sym, "%s`adjustor{%s}' ", name, get_number(sym));
|
|
|
|
if (accmem <= 'X')
|
|
{
|
|
if (((accmem - 'A') % 8) != 2 && ((accmem - 'A') % 8) != 3)
|
|
{
|
|
/* Implicit 'this' pointer */
|
|
/* If there is an implicit this pointer, const modifier follows */
|
|
if (!get_modifier(*sym->current, &modifier)) goto done;
|
|
sym->current++;
|
|
}
|
|
}
|
|
|
|
if (!get_calling_convention(*sym->current++, &call_conv, &exported,
|
|
sym->flags))
|
|
goto done;
|
|
|
|
str_array_init(&array_pmt);
|
|
|
|
/* Return type, or @ if 'void' */
|
|
if (*sym->current == '@')
|
|
{
|
|
ct_ret.left = "void";
|
|
ct_ret.right = NULL;
|
|
sym->current++;
|
|
}
|
|
else
|
|
{
|
|
if (!demangle_datatype(sym, &ct_ret, &array_pmt, FALSE))
|
|
goto done;
|
|
}
|
|
if (sym->flags & UNDNAME_NO_FUNCTION_RETURNS)
|
|
ct_ret.left = ct_ret.right = NULL;
|
|
if (cast_op)
|
|
{
|
|
name = str_printf(sym, "%s%s%s", name, ct_ret.left, ct_ret.right);
|
|
ct_ret.left = ct_ret.right = NULL;
|
|
}
|
|
|
|
mark = sym->stack.num;
|
|
if (!(args_str = get_args(sym, &array_pmt, TRUE, '(', ')'))) goto done;
|
|
if (sym->flags & UNDNAME_NAME_ONLY) args_str = modifier = NULL;
|
|
sym->stack.num = mark;
|
|
|
|
/* Note: '()' after 'Z' means 'throws', but we don't care here
|
|
* Yet!!! FIXME
|
|
*/
|
|
sym->result = str_printf(sym, "%s%s%s%s%s%s%s%s%s%s%s%s",
|
|
access, member_type, ct_ret.left,
|
|
(ct_ret.left && !ct_ret.right) ? " " : NULL,
|
|
call_conv, call_conv ? " " : NULL, exported,
|
|
name, args_str, modifier,
|
|
modifier ? " " : NULL, ct_ret.right);
|
|
ret = TRUE;
|
|
done:
|
|
return ret;
|
|
}
|
|
|
|
/******************************************************************
|
|
* handle_template
|
|
* Does the final parsing and handling for a name with templates
|
|
*/
|
|
static BOOL handle_template(struct parsed_symbol* sym)
|
|
{
|
|
const char* name;
|
|
const char* args;
|
|
|
|
assert(*sym->current++ == '$');
|
|
if (!(name = get_literal_string(sym))) return FALSE;
|
|
if (!(args = get_args(sym, NULL, FALSE, '<', '>'))) return FALSE;
|
|
sym->result = str_printf(sym, "%s%s", name, args);
|
|
return TRUE;
|
|
}
|
|
|
|
/*******************************************************************
|
|
* symbol_demangle
|
|
* Demangle a C++ linker symbol
|
|
*/
|
|
static BOOL symbol_demangle(struct parsed_symbol* sym)
|
|
{
|
|
BOOL ret = FALSE;
|
|
unsigned do_after = 0;
|
|
static CHAR dashed_null[] = "--null--";
|
|
|
|
/* FIXME seems wrong as name, as it demangles a simple data type */
|
|
if (sym->flags & UNDNAME_NO_ARGUMENTS)
|
|
{
|
|
struct datatype_t ct;
|
|
|
|
if (demangle_datatype(sym, &ct, NULL, FALSE))
|
|
{
|
|
sym->result = str_printf(sym, "%s%s", ct.left, ct.right);
|
|
ret = TRUE;
|
|
}
|
|
goto done;
|
|
}
|
|
|
|
/* MS mangled names always begin with '?' */
|
|
if (*sym->current != '?') return FALSE;
|
|
str_array_init(&sym->names);
|
|
str_array_init(&sym->stack);
|
|
sym->current++;
|
|
|
|
/* Then function name or operator code */
|
|
if (*sym->current == '?' && sym->current[1] != '$')
|
|
{
|
|
const char* function_name = NULL;
|
|
|
|
/* C++ operator code (one character, or two if the first is '_') */
|
|
switch (*++sym->current)
|
|
{
|
|
case '0': do_after = 1; break;
|
|
case '1': do_after = 2; break;
|
|
case '2': function_name = "operator new"; break;
|
|
case '3': function_name = "operator delete"; break;
|
|
case '4': function_name = "operator="; break;
|
|
case '5': function_name = "operator>>"; break;
|
|
case '6': function_name = "operator<<"; break;
|
|
case '7': function_name = "operator!"; break;
|
|
case '8': function_name = "operator=="; break;
|
|
case '9': function_name = "operator!="; break;
|
|
case 'A': function_name = "operator[]"; break;
|
|
case 'B': function_name = "operator "; do_after = 3; break;
|
|
case 'C': function_name = "operator->"; break;
|
|
case 'D': function_name = "operator*"; break;
|
|
case 'E': function_name = "operator++"; break;
|
|
case 'F': function_name = "operator--"; break;
|
|
case 'G': function_name = "operator-"; break;
|
|
case 'H': function_name = "operator+"; break;
|
|
case 'I': function_name = "operator&"; break;
|
|
case 'J': function_name = "operator->*"; break;
|
|
case 'K': function_name = "operator/"; break;
|
|
case 'L': function_name = "operator%"; break;
|
|
case 'M': function_name = "operator<"; break;
|
|
case 'N': function_name = "operator<="; break;
|
|
case 'O': function_name = "operator>"; break;
|
|
case 'P': function_name = "operator>="; break;
|
|
case 'Q': function_name = "operator,"; break;
|
|
case 'R': function_name = "operator()"; break;
|
|
case 'S': function_name = "operator~"; break;
|
|
case 'T': function_name = "operator^"; break;
|
|
case 'U': function_name = "operator|"; break;
|
|
case 'V': function_name = "operator&&"; break;
|
|
case 'W': function_name = "operator||"; break;
|
|
case 'X': function_name = "operator*="; break;
|
|
case 'Y': function_name = "operator+="; break;
|
|
case 'Z': function_name = "operator-="; break;
|
|
case '_':
|
|
switch (*++sym->current)
|
|
{
|
|
case '0': function_name = "operator/="; break;
|
|
case '1': function_name = "operator%="; break;
|
|
case '2': function_name = "operator>>="; break;
|
|
case '3': function_name = "operator<<="; break;
|
|
case '4': function_name = "operator&="; break;
|
|
case '5': function_name = "operator|="; break;
|
|
case '6': function_name = "operator^="; break;
|
|
case '7': function_name = "`vftable'"; break;
|
|
case '8': function_name = "`vbtable'"; break;
|
|
case '9': function_name = "`vcall'"; break;
|
|
case 'A': function_name = "`typeof'"; break;
|
|
case 'B': function_name = "`local static guard'"; break;
|
|
case 'C': function_name = "`string'"; do_after = 4; break;
|
|
case 'D': function_name = "`vbase destructor'"; break;
|
|
case 'E': function_name = "`vector deleting destructor'"; break;
|
|
case 'F': function_name = "`default constructor closure'"; break;
|
|
case 'G': function_name = "`scalar deleting destructor'"; break;
|
|
case 'H': function_name = "`vector constructor iterator'"; break;
|
|
case 'I': function_name = "`vector destructor iterator'"; break;
|
|
case 'J': function_name = "`vector vbase constructor iterator'"; break;
|
|
case 'K': function_name = "`virtual displacement map'"; break;
|
|
case 'L': function_name = "`eh vector constructor iterator'"; break;
|
|
case 'M': function_name = "`eh vector destructor iterator'"; break;
|
|
case 'N': function_name = "`eh vector vbase constructor iterator'"; break;
|
|
case 'O': function_name = "`copy constructor closure'"; break;
|
|
case 'R':
|
|
sym->flags |= UNDNAME_NO_FUNCTION_RETURNS;
|
|
switch (*++sym->current)
|
|
{
|
|
case '0':
|
|
{
|
|
struct datatype_t ct;
|
|
struct array pmt;
|
|
|
|
sym->current++;
|
|
str_array_init(&pmt);
|
|
demangle_datatype(sym, &ct, &pmt, FALSE);
|
|
function_name = str_printf(sym, "%s%s `RTTI Type Descriptor'",
|
|
ct.left, ct.right);
|
|
sym->current--;
|
|
}
|
|
break;
|
|
case '1':
|
|
{
|
|
const char* n1, *n2, *n3, *n4;
|
|
sym->current++;
|
|
n1 = get_number(sym);
|
|
n2 = get_number(sym);
|
|
n3 = get_number(sym);
|
|
n4 = get_number(sym);
|
|
sym->current--;
|
|
function_name = str_printf(sym, "`RTTI Base Class Descriptor at (%s,%s,%s,%s)'",
|
|
n1, n2, n3, n4);
|
|
}
|
|
break;
|
|
case '2': function_name = "`RTTI Base Class Array'"; break;
|
|
case '3': function_name = "`RTTI Class Hierarchy Descriptor'"; break;
|
|
case '4': function_name = "`RTTI Complete Object Locator'"; break;
|
|
default:
|
|
ERR("Unknown RTTI operator: _R%c\n", *sym->current);
|
|
break;
|
|
}
|
|
break;
|
|
case 'S': function_name = "`local vftable'"; break;
|
|
case 'T': function_name = "`local vftable constructor closure'"; break;
|
|
case 'U': function_name = "operator new[]"; break;
|
|
case 'V': function_name = "operator delete[]"; break;
|
|
case 'X': function_name = "`placement delete closure'"; break;
|
|
case 'Y': function_name = "`placement delete[] closure'"; break;
|
|
default:
|
|
ERR("Unknown operator: _%c\n", *sym->current);
|
|
return FALSE;
|
|
}
|
|
break;
|
|
default:
|
|
/* FIXME: Other operators */
|
|
ERR("Unknown operator: %c\n", *sym->current);
|
|
return FALSE;
|
|
}
|
|
sym->current++;
|
|
switch (do_after)
|
|
{
|
|
case 1: case 2:
|
|
sym->stack.num = sym->stack.max = 1;
|
|
sym->stack.elts[0] = dashed_null;
|
|
break;
|
|
case 4:
|
|
sym->result = (char*)function_name;
|
|
ret = TRUE;
|
|
goto done;
|
|
default:
|
|
str_array_push(sym, function_name, -1, &sym->stack);
|
|
break;
|
|
}
|
|
}
|
|
else if (*sym->current == '$')
|
|
{
|
|
/* Strange construct, it's a name with a template argument list
|
|
and that's all. */
|
|
sym->current++;
|
|
ret = (sym->result = get_template_name(sym)) != NULL;
|
|
goto done;
|
|
}
|
|
else if (*sym->current == '?' && sym->current[1] == '$')
|
|
do_after = 5;
|
|
|
|
/* Either a class name, or '@' if the symbol is not a class member */
|
|
switch (*sym->current)
|
|
{
|
|
case '@': sym->current++; break;
|
|
case '$': break;
|
|
default:
|
|
/* Class the function is associated with, terminated by '@@' */
|
|
if (!get_class(sym)) goto done;
|
|
break;
|
|
}
|
|
|
|
switch (do_after)
|
|
{
|
|
case 0: default: break;
|
|
case 1: case 2:
|
|
/* it's time to set the member name for ctor & dtor */
|
|
if (sym->stack.num <= 1) goto done;
|
|
if (do_after == 1)
|
|
sym->stack.elts[0] = sym->stack.elts[1];
|
|
else
|
|
sym->stack.elts[0] = str_printf(sym, "~%s", sym->stack.elts[1]);
|
|
/* ctors and dtors don't have return type */
|
|
sym->flags |= UNDNAME_NO_FUNCTION_RETURNS;
|
|
break;
|
|
case 3:
|
|
sym->flags &= ~UNDNAME_NO_FUNCTION_RETURNS;
|
|
break;
|
|
case 5:
|
|
sym->names.start = 1;
|
|
break;
|
|
}
|
|
|
|
/* Function/Data type and access level */
|
|
if (*sym->current >= '0' && *sym->current <= '9')
|
|
ret = handle_data(sym);
|
|
else if (*sym->current >= 'A' && *sym->current <= 'Z')
|
|
ret = handle_method(sym, do_after == 3);
|
|
else if (*sym->current == '$')
|
|
ret = handle_template(sym);
|
|
else ret = FALSE;
|
|
done:
|
|
if (ret) assert(sym->result);
|
|
else WARN("Failed at %s\n", sym->current);
|
|
|
|
return ret;
|
|
}
|
|
|
|
/*********************************************************************
|
|
* __unDNameEx (MSVCRT.@)
|
|
*
|
|
* Demangle a C++ identifier.
|
|
*
|
|
* PARAMS
|
|
* buffer [O] If not NULL, the place to put the demangled string
|
|
* mangled [I] Mangled name of the function
|
|
* buflen [I] Length of buffer
|
|
* memget [I] Function to allocate memory with
|
|
* memfree [I] Function to free memory with
|
|
* unknown [?] Unknown, possibly a call back
|
|
* flags [I] Flags determining demangled format
|
|
*
|
|
* RETURNS
|
|
* Success: A string pointing to the unmangled name, allocated with memget.
|
|
* Failure: NULL.
|
|
*/
|
|
char* CDECL __unDNameEx(char* buffer, const char* mangled, int buflen,
|
|
malloc_func_t memget, free_func_t memfree,
|
|
void* unknown, unsigned short int flags)
|
|
{
|
|
struct parsed_symbol sym;
|
|
const char* result;
|
|
|
|
TRACE("(%p,%s,%d,%p,%p,%p,%x)\n",
|
|
buffer, mangled, buflen, memget, memfree, unknown, flags);
|
|
|
|
/* The flags details is not documented by MS. However, it looks exactly
|
|
* like the UNDNAME_ manifest constants from imagehlp.h and dbghelp.h
|
|
* So, we copied those (on top of the file)
|
|
*/
|
|
memset(&sym, 0, sizeof(struct parsed_symbol));
|
|
if (flags & UNDNAME_NAME_ONLY)
|
|
flags |= UNDNAME_NO_FUNCTION_RETURNS | UNDNAME_NO_ACCESS_SPECIFIERS |
|
|
UNDNAME_NO_MEMBER_TYPE | UNDNAME_NO_ALLOCATION_LANGUAGE |
|
|
UNDNAME_NO_COMPLEX_TYPE;
|
|
|
|
sym.flags = flags;
|
|
sym.mem_alloc_ptr = memget;
|
|
sym.mem_free_ptr = memfree;
|
|
sym.current = mangled;
|
|
|
|
result = symbol_demangle(&sym) ? sym.result : mangled;
|
|
if (buffer && buflen)
|
|
{
|
|
lstrcpynA( buffer, result, buflen);
|
|
}
|
|
else
|
|
{
|
|
buffer = memget(strlen(result) + 1);
|
|
if (buffer) strcpy(buffer, result);
|
|
}
|
|
|
|
und_free_all(&sym);
|
|
|
|
return buffer;
|
|
}
|
|
|
|
|
|
/*********************************************************************
|
|
* __unDName (MSVCRT.@)
|
|
*/
|
|
char* CDECL __unDName(char* buffer, const char* mangled, int buflen,
|
|
malloc_func_t memget, free_func_t memfree,
|
|
unsigned short int flags)
|
|
{
|
|
return __unDNameEx(buffer, mangled, buflen, memget, memfree, NULL, flags);
|
|
}
|