/*
 * Definitions for Wine pthread emulation
 *
 * Copyright 2003 Alexandre Julliard
 *
 * 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
 */

#ifndef __WINE_WINE_PTHREAD_H
#define __WINE_WINE_PTHREAD_H

struct wine_pthread_callbacks;

#include <signal.h>

#ifndef HAVE_SIGSET_T
struct sigset_t;
typedef struct sigset_t sigset_t;
#endif

/* thread information used to creating and exiting threads */
struct wine_pthread_thread_info
{
    void          *stack_base;  /* base address of the stack */
    size_t         stack_size;  /* size of the stack */
    void          *teb_base;    /* base address of the TEB */
    size_t         teb_size;    /* size of the TEB (possibly including signal stack) */
    unsigned short teb_sel;     /* selector to use for TEB */
    int            pid;         /* Unix process id */
    int            tid;         /* Unix thread id */
    void         (*entry)( struct wine_pthread_thread_info *info );  /* thread entry point */
    long           exit_status; /* thread exit status when calling wine_pthread_exit_thread */
};

struct wine_pthread_functions
{
    void   (*init_process)( const struct wine_pthread_callbacks *callbacks, size_t size );
    void   (*init_thread)( struct wine_pthread_thread_info *info );
    int    (*create_thread)( struct wine_pthread_thread_info *info );
    void   (*init_current_teb)( struct wine_pthread_thread_info *info );
    void * (*get_current_teb)(void);
#ifdef __GNUC__
    void   (* __attribute__((noreturn)) exit_thread)( struct wine_pthread_thread_info *info );
    void   (* __attribute__((noreturn)) abort_thread)( long status );
#else
    void   (*exit_thread)( struct wine_pthread_thread_info *info );
    void   (*abort_thread)( long status );
#endif
    int    (*sigprocmask)( int how, const sigset_t *newset, sigset_t *oldset );
};

extern void wine_pthread_get_functions( struct wine_pthread_functions *functions, size_t size );
extern void wine_pthread_set_functions( const struct wine_pthread_functions *functions, size_t size );

#endif  /* __WINE_WINE_PTHREAD_H */