dbghelp_private.h

这是一个开放源代码的与WINNT/WIN2K/WIN2003兼容的操作系统

/*
 * File dbghelp_private.h - dbghelp internal definitions
 *
 * Copyright (C) 1995, Alexandre Julliard
 * Copyright (C) 1996, Eric Youngdale.
 * Copyright (C) 1999-2000, Ulrich Weigand.
 * Copyright (C) 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., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 */

#define WIN32_NO_STATUS
#include <stdarg.h>
#include "windef.h"
#include "winbase.h"
#include "winver.h"
#include "dbghelp.h"
#include "objbase.h"
#include "oaidl.h"

#include "cvconst.h"

/* #define USE_STATS */

struct pool /* poor's man */
{
    struct pool_arena*  first;
    unsigned            arena_size;
};

void     pool_init(struct pool* a, unsigned arena_size);
void     pool_destroy(struct pool* a);
void*    pool_alloc(struct pool* a, unsigned len);
/* void*    pool_realloc(struct pool* a, void* p,
   unsigned old_size, unsigned new_size); */
char*    pool_strdup(struct pool* a, const char* str);

struct vector
{
    void**      buckets;
    unsigned    elt_size;
    unsigned    shift;
    unsigned    num_elts;
    unsigned    num_buckets;
};

void     vector_init(struct vector* v, unsigned elt_sz, unsigned bucket_sz);
unsigned vector_length(const struct vector* v);
void*    vector_at(const struct vector* v, unsigned pos);
void*    vector_add(struct vector* v, struct pool* pool);
/*void     vector_pool_normalize(struct vector* v, struct pool* pool); */
void*    vector_iter_up(const struct vector* v, void* elt);
void*    vector_iter_down(const struct vector* v, void* elt);

struct hash_table_elt
{
    const char*                 name;
    struct hash_table_elt*      next;
};

struct hash_table
{
    unsigned                    num_buckets;
    struct hash_table_elt**     buckets;
};

void     hash_table_init(struct pool* pool, struct hash_table* ht,
                         unsigned num_buckets);
void     hash_table_destroy(struct hash_table* ht);
void     hash_table_add(struct hash_table* ht, struct hash_table_elt* elt);
void*    hash_table_find(const struct hash_table* ht, const char* name);
unsigned hash_table_hash(const char* name, unsigned num_buckets);

struct hash_table_iter
{
    const struct hash_table*    ht;
    struct hash_table_elt*      element;
    int                         index;
    int                         last;
};

void     hash_table_iter_init(const struct hash_table* ht,
                              struct hash_table_iter* hti, const char* name);
void*    hash_table_iter_up(struct hash_table_iter* hti);

#define GET_ENTRY(__i, __t, __f) \
    ((__t*)((char*)(__i) - (unsigned int)(&((__t*)0)->__f)))


extern unsigned dbghelp_options;
/* some more Wine extensions */
#define SYMOPT_WINE_WITH_ELF_MODULES 0x40000000

struct symt
{
    enum SymTagEnum             tag;
};

struct symt_ht
{
    struct symt                 symt;
    struct hash_table_elt       hash_elt;        /* if global symbol or type */
};

/* lexical tree */
struct symt_block
{
    struct symt                 symt;
    unsigned long               address;
    unsigned long               size;
    struct symt*                container;      /* block, or func */
    struct vector               vchildren;      /* sub-blocks & local variables */
};

struct symt_compiland
{
    struct symt                 symt;
    unsigned                    source;
    struct vector               vchildren;      /* global variables & functions */
};

struct symt_data
{
    struct symt                 symt;
    struct hash_table_elt       hash_elt;       /* if global symbol */
    enum DataKind               kind;
    struct symt*                container;
    struct symt*                type;
    union                                       /* depends on kind */
    {
        unsigned long           address;        /* DataIs{Global, FileStatic} */
        struct
        {
            long                        offset; /* DataIs{Member,Local,Param} in bits*/
            unsigned long               length; /* DataIs{Member} in bits */
            unsigned long               reg_id; /* DataIs{Local} (0 if frame relative) */
        } s;
        VARIANT                 value;          /* DataIsConstant */
    } u;
};

struct symt_function
{
    struct symt                 symt;
    struct hash_table_elt       hash_elt;       /* if global symbol */
    unsigned long               address;
    struct symt*                container;      /* compiland */
    struct symt*                type;           /* points to function_signature */
    unsigned long               size;
    struct vector               vlines;
    struct vector               vchildren;      /* locals, params, blocks, start/end, labels */
};

struct symt_function_point
{
    struct symt                 symt;           /* either SymTagFunctionDebugStart, SymTagFunctionDebugEnd, SymTagLabel */
    struct symt_function*       parent;
    unsigned long               offset;
    const char*                 name;           /* for labels */
};

struct symt_public
{
    struct symt                 symt;
    struct hash_table_elt       hash_elt;
    struct symt*                container;      /* compiland */
    unsigned long               address;
    unsigned long               size;
    unsigned                    in_code : 1,
                                is_function : 1;
};

struct symt_thunk
{
    struct symt                 symt;
    struct hash_table_elt       hash_elt;
    struct symt*                container;      /* compiland */
    unsigned long               address;
    unsigned long               size;
    THUNK_ORDINAL               ordinal;        /* FIXME: doesn't seem to be accessible */
};

/* class tree */
struct symt_array
{
    struct symt                 symt;
    int		                start;
    int		                end;
    struct symt*                basetype;
};

struct symt_basic
{
    struct symt                 symt;
    struct hash_table_elt       hash_elt;
    enum BasicType              bt;
    unsigned long               size;
};

struct symt_enum
{
    struct symt                 symt;
    const char*                 name;
    struct vector               vchildren;
};

struct symt_function_signature
{
    struct symt                 symt;
    struct symt*                rettype;
    struct vector               vchildren;
};