Add wine's undname.c from rev d218d82af4.
diff --git a/third_party/wine/undname.c b/third_party/wine/undname.c
new file mode 100644
index 0000000..beaec4f
--- /dev/null
+++ b/third_party/wine/undname.c
@@ -0,0 +1,1578 @@
+/*
+ * Demangle VC++ symbols into C function prototypes
+ *
+ * Copyright 2000 Jon Griffiths
+ * 2004 Eric Pouech
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
+ */
+
+#include "config.h"
+#include "wine/port.h"
+
+#include <assert.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include "msvcrt.h"
+
+#include "wine/debug.h"
+
+WINE_DEFAULT_DEBUG_CHANNEL(msvcrt);
+
+/* TODO:
+ * - document a bit (grammar + functions)
+ * - back-port this new code into tools/winedump/msmangle.c
+ */
+
+/* How data types modifiers are stored:
+ * M (in the following definitions) is defined for
+ * 'A', 'B', 'C' and 'D' as follows
+ * {<A>}: ""
+ * {<B>}: "const "
+ * {<C>}: "volatile "
+ * {<D>}: "const volatile "
+ *
+ * in arguments:
+ * P<M>x {<M>}x*
+ * Q<M>x {<M>}x* const
+ * A<M>x {<M>}x&
+ * in data fields:
+ * same as for arguments and also the following
+ * ?<M>x {<M>}x
+ *
+ */
+
+struct array
+{
+ unsigned start; /* first valid reference in array */
+ unsigned num; /* total number of used elts */
+ unsigned max;
+ unsigned alloc;
+ char** elts;
+};
+
+/* Structure holding a parsed symbol */
+struct parsed_symbol
+{
+ unsigned flags; /* the UNDNAME_ flags used for demangling */
+ malloc_func_t mem_alloc_ptr; /* internal allocator */
+ free_func_t mem_free_ptr; /* internal deallocator */
+
+ const char* current; /* pointer in input (mangled) string */
+ char* result; /* demangled string */
+
+ struct array names; /* array of names for back reference */
+ struct array stack; /* stack of parsed strings */
+
+ void* alloc_list; /* linked list of allocated blocks */
+ unsigned avail_in_first; /* number of available bytes in head block */
+};
+
+/* Type for parsing mangled types */
+struct datatype_t
+{
+ const char* left;
+ const char* right;
+};
+
+static BOOL symbol_demangle(struct parsed_symbol* sym);
+
+/******************************************************************
+ * und_alloc
+ *
+ * Internal allocator. Uses a simple linked list of large blocks
+ * where we use a poor-man allocator. It's fast, and since all
+ * allocation is pool, memory management is easy (esp. freeing).
+ */
+static void* und_alloc(struct parsed_symbol* sym, unsigned int len)
+{
+ void* ptr;
+
+#define BLOCK_SIZE 1024
+#define AVAIL_SIZE (1024 - sizeof(void*))
+
+ if (len > AVAIL_SIZE)
+ {
+ /* allocate a specific block */
+ ptr = sym->mem_alloc_ptr(sizeof(void*) + len);
+ if (!ptr) return NULL;
+ *(void**)ptr = sym->alloc_list;
+ sym->alloc_list = ptr;
+ sym->avail_in_first = 0;
+ ptr = (char*)sym->alloc_list + sizeof(void*);
+ }
+ else
+ {
+ if (len > sym->avail_in_first)
+ {
+ /* add a new block */
+ ptr = sym->mem_alloc_ptr(BLOCK_SIZE);
+ if (!ptr) return NULL;
+ *(void**)ptr = sym->alloc_list;
+ sym->alloc_list = ptr;
+ sym->avail_in_first = AVAIL_SIZE;
+ }
+ /* grab memory from head block */
+ ptr = (char*)sym->alloc_list + BLOCK_SIZE - sym->avail_in_first;
+ sym->avail_in_first -= len;
+ }
+ return ptr;
+#undef BLOCK_SIZE
+#undef AVAIL_SIZE
+}
+
+/******************************************************************
+ * und_free
+ * Frees all the blocks in the list of large blocks allocated by
+ * und_alloc.
+ */
+static void und_free_all(struct parsed_symbol* sym)
+{
+ void* next;
+
+ while (sym->alloc_list)
+ {
+ next = *(void**)sym->alloc_list;
+ if(sym->mem_free_ptr) sym->mem_free_ptr(sym->alloc_list);
+ sym->alloc_list = next;
+ }
+ sym->avail_in_first = 0;
+}
+
+/******************************************************************
+ * str_array_init
+ * Initialises an array of strings
+ */
+static void str_array_init(struct array* a)
+{
+ a->start = a->num = a->max = a->alloc = 0;
+ a->elts = NULL;
+}
+
+/******************************************************************
+ * str_array_push
+ * Adding a new string to an array
+ */
+static BOOL str_array_push(struct parsed_symbol* sym, const char* ptr, int len,
+ struct array* a)
+{
+ char** new;
+
+ assert(ptr);
+ assert(a);
+
+ if (!a->alloc)
+ {
+ new = und_alloc(sym, (a->alloc = 32) * sizeof(a->elts[0]));
+ if (!new) return FALSE;
+ a->elts = new;
+ }
+ else if (a->max >= a->alloc)
+ {
+ new = und_alloc(sym, (a->alloc * 2) * sizeof(a->elts[0]));
+ if (!new) return FALSE;
+ memcpy(new, a->elts, a->alloc * sizeof(a->elts[0]));
+ a->alloc *= 2;
+ a->elts = new;
+ }
+ if (len == -1) len = strlen(ptr);
+ a->elts[a->num] = und_alloc(sym, len + 1);
+ assert(a->elts[a->num]);
+ memcpy(a->elts[a->num], ptr, len);
+ a->elts[a->num][len] = '\0';
+ if (++a->num >= a->max) a->max = a->num;
+ {
+ int i;
+ char c;
+
+ for (i = a->max - 1; i >= 0; i--)
+ {
+ c = '>';
+ if (i < a->start) c = '-';
+ else if (i >= a->num) c = '}';
+ TRACE("%p\t%d%c %s\n", a, i, c, a->elts[i]);
+ }
+ }
+
+ return TRUE;
+}
+
+/******************************************************************
+ * str_array_get_ref
+ * Extracts a reference from an existing array (doing proper type
+ * checking)
+ */
+static char* str_array_get_ref(struct array* cref, unsigned idx)
+{
+ assert(cref);
+ if (cref->start + idx >= cref->max)
+ {
+ WARN("Out of bounds: %p %d + %d >= %d\n",
+ cref, cref->start, idx, cref->max);
+ return NULL;
+ }
+ TRACE("Returning %p[%d] => %s\n",
+ cref, idx, cref->elts[cref->start + idx]);
+ return cref->elts[cref->start + idx];
+}
+
+/******************************************************************
+ * str_printf
+ * Helper for printf type of command (only %s and %c are implemented)
+ * while dynamically allocating the buffer
+ */
+static char* str_printf(struct parsed_symbol* sym, const char* format, ...)
+{
+ va_list args;
+ unsigned int len = 1, i, sz;
+ char* tmp;
+ char* p;
+ char* t;
+
+ va_start(args, format);
+ for (i = 0; format[i]; i++)
+ {
+ if (format[i] == '%')
+ {
+ switch (format[++i])
+ {
+ case 's': t = va_arg(args, char*); if (t) len += strlen(t); break;
+ case 'c': (void)va_arg(args, int); len++; break;
+ default: i--; /* fall through */
+ case '%': len++; break;
+ }
+ }
+ else len++;
+ }
+ va_end(args);
+ if (!(tmp = und_alloc(sym, len))) return NULL;
+ va_start(args, format);
+ for (p = tmp, i = 0; format[i]; i++)
+ {
+ if (format[i] == '%')
+ {
+ switch (format[++i])
+ {
+ case 's':
+ t = va_arg(args, char*);
+ if (t)
+ {
+ sz = strlen(t);
+ memcpy(p, t, sz);
+ p += sz;
+ }
+ break;
+ case 'c':
+ *p++ = (char)va_arg(args, int);
+ break;
+ default: i--; /* fall through */
+ case '%': *p++ = '%'; break;
+ }
+ }
+ else *p++ = format[i];
+ }
+ va_end(args);
+ *p = '\0';
+ return tmp;
+}
+
+/* forward declaration */
+static BOOL demangle_datatype(struct parsed_symbol* sym, struct datatype_t* ct,
+ struct array* pmt, BOOL in_args);
+
+static const char* get_number(struct parsed_symbol* sym)
+{
+ char* ptr;
+ BOOL sgn = FALSE;
+
+ if (*sym->current == '?')
+ {
+ sgn = TRUE;
+ sym->current++;
+ }
+ if (*sym->current >= '0' && *sym->current <= '8')
+ {
+ ptr = und_alloc(sym, 3);
+ if (sgn) ptr[0] = '-';
+ ptr[sgn ? 1 : 0] = *sym->current + 1;
+ ptr[sgn ? 2 : 1] = '\0';
+ sym->current++;
+ }
+ else if (*sym->current == '9')
+ {
+ ptr = und_alloc(sym, 4);
+ if (sgn) ptr[0] = '-';
+ ptr[sgn ? 1 : 0] = '1';
+ ptr[sgn ? 2 : 1] = '0';
+ ptr[sgn ? 3 : 2] = '\0';
+ sym->current++;
+ }
+ else if (*sym->current >= 'A' && *sym->current <= 'P')
+ {
+ int ret = 0;
+
+ while (*sym->current >= 'A' && *sym->current <= 'P')
+ {
+ ret *= 16;
+ ret += *sym->current++ - 'A';
+ }
+ if (*sym->current != '@') return NULL;
+
+ ptr = und_alloc(sym, 17);
+ sprintf(ptr, "%s%u", sgn ? "-" : "", ret);
+ sym->current++;
+ }
+ else return NULL;
+ return ptr;
+}
+
+/******************************************************************
+ * get_args
+ * Parses a list of function/method arguments, creates a string corresponding
+ * to the arguments' list.
+ */
+static char* get_args(struct parsed_symbol* sym, struct array* pmt_ref, BOOL z_term,
+ char open_char, char close_char)
+
+{
+ struct datatype_t ct;
+ struct array arg_collect;
+ char* args_str = NULL;
+ char* last;
+ unsigned int i;
+
+ str_array_init(&arg_collect);
+
+ /* Now come the function arguments */
+ while (*sym->current)
+ {
+ /* Decode each data type and append it to the argument list */
+ if (*sym->current == '@')
+ {
+ sym->current++;
+ break;
+ }
+ if (!demangle_datatype(sym, &ct, pmt_ref, TRUE))
+ return NULL;
+ /* 'void' terminates an argument list in a function */
+ if (z_term && !strcmp(ct.left, "void")) break;
+ if (!str_array_push(sym, str_printf(sym, "%s%s", ct.left, ct.right), -1,
+ &arg_collect))
+ return NULL;
+ if (!strcmp(ct.left, "...")) break;
+ }
+ /* Functions are always terminated by 'Z'. If we made it this far and
+ * don't find it, we have incorrectly identified a data type.
+ */
+ if (z_term && *sym->current++ != 'Z') return NULL;
+
+ if (arg_collect.num == 0 ||
+ (arg_collect.num == 1 && !strcmp(arg_collect.elts[0], "void")))
+ return str_printf(sym, "%cvoid%c", open_char, close_char);
+ for (i = 1; i < arg_collect.num; i++)
+ {
+ args_str = str_printf(sym, "%s,%s", args_str, arg_collect.elts[i]);
+ }
+
+ last = args_str ? args_str : arg_collect.elts[0];
+ if (close_char == '>' && last[strlen(last) - 1] == '>')
+ args_str = str_printf(sym, "%c%s%s %c",
+ open_char, arg_collect.elts[0], args_str, close_char);
+ else
+ args_str = str_printf(sym, "%c%s%s%c",
+ open_char, arg_collect.elts[0], args_str, close_char);
+
+ return args_str;
+}
+
+/******************************************************************
+ * get_modifier
+ * Parses the type modifier. Always returns static strings.
+ */
+static BOOL get_modifier(struct parsed_symbol *sym, const char **ret, const char **ptr_modif)
+{
+ *ptr_modif = NULL;
+ if (*sym->current == 'E')
+ {
+ if (!(sym->flags & UNDNAME_NO_MS_KEYWORDS))
+ {
+ *ptr_modif = "__ptr64";
+ if (sym->flags & UNDNAME_NO_LEADING_UNDERSCORES)
+ *ptr_modif = *ptr_modif + 2;
+ }
+ sym->current++;
+ }
+ switch (*sym->current++)
+ {
+ case 'A': *ret = NULL; break;
+ case 'B': *ret = "const"; break;
+ case 'C': *ret = "volatile"; break;
+ case 'D': *ret = "const volatile"; break;
+ default: return FALSE;
+ }
+ return TRUE;
+}
+
+static BOOL get_modified_type(struct datatype_t *ct, struct parsed_symbol* sym,
+ struct array *pmt_ref, char modif, BOOL in_args)
+{
+ const char* modifier;
+ const char* str_modif;
+ const char *ptr_modif = "";
+
+ if (*sym->current == 'E')
+ {
+ if (!(sym->flags & UNDNAME_NO_MS_KEYWORDS))
+ {
+ if (sym->flags & UNDNAME_NO_LEADING_UNDERSCORES)
+ ptr_modif = " ptr64";
+ else
+ ptr_modif = " __ptr64";
+ }
+ sym->current++;
+ }
+
+ switch (modif)
+ {
+ case 'A': str_modif = str_printf(sym, " &%s", ptr_modif); break;
+ case 'B': str_modif = str_printf(sym, " &%s volatile", ptr_modif); break;
+ case 'P': str_modif = str_printf(sym, " *%s", ptr_modif); break;
+ case 'Q': str_modif = str_printf(sym, " *%s const", ptr_modif); break;
+ case 'R': str_modif = str_printf(sym, " *%s volatile", ptr_modif); break;
+ case 'S': str_modif = str_printf(sym, " *%s const volatile", ptr_modif); break;
+ case '?': str_modif = ""; break;
+ default: return FALSE;
+ }
+
+ if (get_modifier(sym, &modifier, &ptr_modif))
+ {
+ unsigned mark = sym->stack.num;
+ struct datatype_t sub_ct;
+
+ /* multidimensional arrays */
+ if (*sym->current == 'Y')
+ {
+ const char* n1;
+ int num;
+
+ sym->current++;
+ if (!(n1 = get_number(sym))) return FALSE;
+ num = atoi(n1);
+
+ if (str_modif[0] == ' ' && !modifier)
+ str_modif++;
+
+ if (modifier)
+ {
+ str_modif = str_printf(sym, " (%s%s)", modifier, str_modif);
+ modifier = NULL;
+ }
+ else
+ str_modif = str_printf(sym, " (%s)", str_modif);
+
+ while (num--)
+ str_modif = str_printf(sym, "%s[%s]", str_modif, get_number(sym));
+ }
+
+ /* Recurse to get the referred-to type */
+ if (!demangle_datatype(sym, &sub_ct, pmt_ref, FALSE))
+ return FALSE;
+ if (modifier)
+ ct->left = str_printf(sym, "%s %s%s", sub_ct.left, modifier, str_modif );
+ else
+ {
+ /* don't insert a space between duplicate '*' */
+ if (!in_args && str_modif[0] && str_modif[1] == '*' && sub_ct.left[strlen(sub_ct.left)-1] == '*')
+ str_modif++;
+ ct->left = str_printf(sym, "%s%s", sub_ct.left, str_modif );
+ }
+ ct->right = sub_ct.right;
+ sym->stack.num = mark;
+ }
+ return TRUE;
+}
+
+/******************************************************************
+ * 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
+ * the symbol names stack and returns a pointer to it or NULL in
+ * case of an error.
+ */
+static char* get_literal_string(struct parsed_symbol* sym)
+{
+ const char *ptr = sym->current;
+
+ do {
+ if (!((*sym->current >= 'A' && *sym->current <= 'Z') ||
+ (*sym->current >= 'a' && *sym->current <= 'z') ||
+ (*sym->current >= '0' && *sym->current <= '9') ||
+ *sym->current == '_' || *sym->current == '$')) {
+ TRACE("Failed at '%c' in %s\n", *sym->current, ptr);
+ return NULL;
+ }
+ } while (*++sym->current != '@');
+ sym->current++;
+ if (!str_array_push(sym, ptr, sym->current - 1 - ptr, &sym->names))
+ return NULL;
+
+ return str_array_get_ref(&sym->names, sym->names.num - sym->names.start - 1);
+}
+
+/******************************************************************
+ * get_template_name
+ * Parses a name with a template argument list and returns it as
+ * a string.
+ * In a template argument list the back reference to the names
+ * table is separately created. '0' points to the class component
+ * name with the template arguments. We use the same stack array
+ * to hold the names but save/restore the stack state before/after
+ * parsing the template argument list.
+ */
+static char* get_template_name(struct parsed_symbol* sym)
+{
+ char *name, *args;
+ unsigned num_mark = sym->names.num;
+ unsigned start_mark = sym->names.start;
+ unsigned stack_mark = sym->stack.num;
+ struct array array_pmt;
+
+ sym->names.start = sym->names.num;
+ if (!(name = get_literal_string(sym))) {
+ sym->names.start = start_mark;
+ return FALSE;
+ }
+ str_array_init(&array_pmt);
+ args = get_args(sym, &array_pmt, FALSE, '<', '>');
+ if (args != NULL)
+ name = str_printf(sym, "%s%s", name, args);
+ sym->names.num = num_mark;
+ sym->names.start = start_mark;
+ sym->stack.num = stack_mark;
+ return name;
+}
+
+/******************************************************************
+ * get_class
+ * Parses class as a list of parent-classes, terminated by '@' and stores the
+ * result in 'a' array. Each parent-classes, as well as the inner element
+ * (either field/method name or class name), are represented in the mangled
+ * name by a literal name ([a-zA-Z0-9_]+ terminated by '@') or a back reference
+ * ([0-9]) or a name with template arguments ('?$' 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 '?':
+ switch (*++sym->current)
+ {
+ case '$':
+ sym->current++;
+ if ((name = get_template_name(sym)) &&
+ !str_array_push(sym, name, -1, &sym->names))
+ return FALSE;
+ break;
+ case '?':
+ {
+ struct array stack = sym->stack;
+ unsigned int start = sym->names.start;
+ unsigned int num = sym->names.num;
+
+ str_array_init( &sym->stack );
+ if (symbol_demangle( sym )) name = str_printf( sym, "`%s'", sym->result );
+ sym->names.start = start;
+ sym->names.num = num;
+ sym->stack = stack;
+ }
+ break;
+ default:
+ if (!(name = get_number( sym ))) return FALSE;
+ name = str_printf( sym, "`%s'", name );
+ break;
+ }
+ break;
+ default:
+ name = get_literal_string(sym);
+ break;
+ }
+ if (!name || !str_array_push(sym, name, -1, &sym->stack))
+ return FALSE;
+ }
+ 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;
+ unsigned int 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, *ptr_modif;
+
+ sym->current++;
+ if (!get_modifier(sym, &ptr, &ptr_modif)) 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 */
+ if (!str_array_push(sym, ct->left ? ct->left : "", -1, pmt_ref) ||
+ !str_array_push(sym, ct->right ? ct->right : "", -1, pmt_ref))
+ return FALSE;
+ }
+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;
+ const char* ptr_modif;
+ 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, &modifier, &ptr_modif)) goto done;
+ if (modifier && ptr_modif) modifier = str_printf(sym, "%s %s", modifier, ptr_modif);
+ else if (!modifier) modifier = ptr_modif;
+ sym->stack.num = mark;
+ }
+ break;
+ case '6' : /* compiler generated static */
+ case '7' : /* compiler generated static */
+ ct.left = ct.right = NULL;
+ if (!get_modifier(sym, &modifier, &ptr_modif)) 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;
+ int access_id = -1;
+ 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, has_args = TRUE, has_ret = TRUE;
+ 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'
+ * "$0" private: thunk vtordisp
+ * "$1" private: thunk vtordisp
+ * "$2" protected: thunk vtordisp
+ * "$3" protected: thunk vtordisp
+ * "$4" public: thunk vtordisp
+ * "$5" public: thunk vtordisp
+ * "$B" vcall thunk
+ * "$R" thunk vtordispex
+ */
+ accmem = *sym->current++;
+ if (accmem == '$')
+ {
+ if (*sym->current >= '0' && *sym->current <= '5')
+ access_id = (*sym->current - '0') / 2;
+ else if (*sym->current == 'R')
+ access_id = (sym->current[1] - '0') / 2;
+ else if (*sym->current != 'B')
+ goto done;
+ }
+ else if (accmem >= 'A' && accmem <= 'Z')
+ access_id = (accmem - 'A') / 8;
+ else
+ goto done;
+
+ switch (access_id)
+ {
+ case 0: access = "private: "; break;
+ case 1: access = "protected: "; break;
+ case 2: access = "public: "; break;
+ }
+ if (accmem == '$' || (accmem - 'A') % 8 == 6 || (accmem - 'A') % 8 == 7)
+ access = str_printf(sym, "[thunk]:%s", access ? access : " ");
+
+ if (accmem == '$' && *sym->current != 'B')
+ member_type = "virtual ";
+ else if (accmem <= 'X')
+ {
+ switch ((accmem - 'A') % 8)
+ {
+ case 2: case 3: member_type = "static "; break;
+ case 4: case 5: case 6: case 7: member_type = "virtual "; break;
+ }
+ }
+
+ if (sym->flags & UNDNAME_NO_ACCESS_SPECIFIERS)
+ access = NULL;
+ if (sym->flags & UNDNAME_NO_MEMBER_TYPE)
+ member_type = NULL;
+
+ name = get_class_string(sym, 0);
+
+ if (accmem == '$' && *sym->current == 'B') /* vcall thunk */
+ {
+ const char *n;
+
+ sym->current++;
+ n = get_number(sym);
+
+ if(!n || *sym->current++ != 'A') goto done;
+ name = str_printf(sym, "%s{%s,{flat}}' }'", name, n);
+ has_args = FALSE;
+ has_ret = FALSE;
+ }
+ else if (accmem == '$' && *sym->current == 'R') /* vtordispex thunk */
+ {
+ const char *n1, *n2, *n3, *n4;
+
+ sym->current += 2;
+ n1 = get_number(sym);
+ n2 = get_number(sym);
+ n3 = get_number(sym);
+ n4 = get_number(sym);
+
+ if(!n1 || !n2 || !n3 || !n4) goto done;
+ name = str_printf(sym, "%s`vtordispex{%s,%s,%s,%s}' ", name, n1, n2, n3, n4);
+ }
+ else if (accmem == '$') /* vtordisp thunk */
+ {
+ const char *n1, *n2;
+
+ sym->current++;
+ n1 = get_number(sym);
+ n2 = get_number(sym);
+
+ if (!n1 || !n2) goto done;
+ name = str_printf(sym, "%s`vtordisp{%s,%s}' ", name, n1, n2);
+ }
+ else if ((accmem - 'A') % 8 == 6 || (accmem - 'A') % 8 == 7) /* a thunk */
+ name = str_printf(sym, "%s`adjustor{%s}' ", name, get_number(sym));
+
+ if (has_args && (accmem == '$' ||
+ (accmem <= 'X' && (accmem - 'A') % 8 != 2 && (accmem - 'A') % 8 != 3)))
+ {
+ const char *ptr_modif;
+ /* Implicit 'this' pointer */
+ /* If there is an implicit this pointer, const modifier follows */
+ if (!get_modifier(sym, &modifier, &ptr_modif)) goto done;
+ if (modifier || ptr_modif) modifier = str_printf(sym, "%s %s", modifier, ptr_modif);
+ }
+
+ if (!get_calling_convention(*sym->current++, &call_conv, &exported,
+ sym->flags))
+ goto done;
+
+ str_array_init(&array_pmt);
+
+ /* Return type, or @ if 'void' */
+ if (has_ret && *sym->current == '@')
+ {
+ ct_ret.left = "void";
+ ct_ret.right = NULL;
+ sym->current++;
+ }
+ else if (has_ret)
+ {
+ if (!demangle_datatype(sym, &ct_ret, &array_pmt, FALSE))
+ goto done;
+ }
+ if (!has_ret || 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 (has_args && !(args_str = get_args(sym, &array_pmt, TRUE, '(', ')'))) goto done;
+ if (sym->flags & UNDNAME_NAME_ONLY) args_str = modifier = NULL;
+ if (sym->flags & UNDNAME_NO_THISTYPE) 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",
+ access, member_type, ct_ret.left,
+ (ct_ret.left && !ct_ret.right) ? " " : NULL,
+ call_conv, call_conv ? " " : NULL, exported,
+ name, args_str, modifier, ct_ret.right);
+ ret = TRUE;
+done:
+ return ret;
+}
+
+/*******************************************************************
+ * 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;
+ sym->current++;
+
+ /* Then function name or operator code */
+ if (*sym->current == '?' && (sym->current[1] != '$' || sym->current[2] == '?'))
+ {
+ const char* function_name = NULL;
+
+ if (sym->current[1] == '$')
+ {
+ do_after = 6;
+ sym->current += 2;
+ }
+
+ /* 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:
+ if (!str_array_push(sym, dashed_null, -1, &sym->stack))
+ return FALSE;
+ break;
+ case 4:
+ sym->result = (char*)function_name;
+ ret = TRUE;
+ goto done;
+ case 6:
+ {
+ char *args;
+ struct array array_pmt;
+
+ str_array_init(&array_pmt);
+ args = get_args(sym, &array_pmt, FALSE, '<', '>');
+ if (args != NULL) function_name = str_printf(sym, "%s%s", function_name, args);
+ sym->names.num = 0;
+ }
+ /* fall through */
+ default:
+ if (!str_array_push(sym, function_name, -1, &sym->stack))
+ return FALSE;
+ 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 '$': break;
+ default:
+ /* Class the function is associated with, terminated by '@@' */
+ if (!get_class(sym)) goto done;
+ break;
+ }
+
+ switch (do_after)
+ {
+ case 0: default: break;
+ case 1: case 2:
+ /* it's time to set the member name for ctor & dtor */
+ if (sym->stack.num <= 1) goto done;
+ if (do_after == 1)
+ sym->stack.elts[0] = sym->stack.elts[1];
+ else
+ sym->stack.elts[0] = str_printf(sym, "~%s", sym->stack.elts[1]);
+ /* ctors and dtors don't have return type */
+ sym->flags |= UNDNAME_NO_FUNCTION_RETURNS;
+ break;
+ case 3:
+ sym->flags &= ~UNDNAME_NO_FUNCTION_RETURNS;
+ break;
+ case 5:
+ sym->names.start++;
+ break;
+ }
+
+ /* Function/Data type and access level */
+ if (*sym->current >= '0' && *sym->current <= '9')
+ ret = handle_data(sym);
+ else if ((*sym->current >= 'A' && *sym->current <= 'Z') || *sym->current == '$')
+ ret = handle_method(sym, do_after == 3);
+ 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;
+ str_array_init( &sym.names );
+ str_array_init( &sym.stack );
+
+ 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);
+}