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/* cygtls.h
Copyright 2003 Red Hat, Inc.
This software is a copyrighted work licensed under the terms of the
Cygwin license. Please consult the file "CYGWIN_LICENSE" for
details. */
#ifndef _CYGTLS_H
#define _CYGTLS_H
#include <signal.h>
#include <pwd.h>
#include <grp.h>
#include <sys/time.h>
#define _NOMNTENT_FUNCS
#include <mntent.h>
#undef _NOMNTENT_FUNCS
#define CYGTLS_INITIALIZED 0x43227
#define CYGTLS_EXCEPTION (0x43227 + true)
#ifndef CYG_MAX_PATH
# define CYG_MAX_PATH 260
#endif
#ifndef UNLEN
# define UNLEN 256
#endif
#pragma pack(push,4)
struct _local_storage
{
/*
Needed for the group functions
*/
struct __group16 grp;
char *namearray[2];
int grp_pos;
/* console.cc */
unsigned rarg;
/* dlfcn.cc */
int dl_error;
char dl_buffer[256];
/* passwd.cc */
struct passwd res;
char pass[_PASSWORD_LEN];
int pw_pos;
/* path.cc */
struct mntent mntbuf;
int iteration;
unsigned available_drives;
char mnt_type[80];
char mnt_opts[80];
char mnt_fsname[CYG_MAX_PATH];
char mnt_dir[CYG_MAX_PATH];
/* strerror */
char strerror_buf[20];
/* sysloc.cc */
char *process_ident;
int process_logopt;
int process_facility;
int process_logmask;
/* times.cc */
char timezone_buf[20];
struct tm _localtime_buf;
/* uinfo.cc */
char username[UNLEN + 1];
/* net.cc */
char *ntoa_buf;
struct protoent *protoent_buf;
struct servent *servent_buf;
struct hostent *hostent_buf;
};
/* Please keep this file simple. Changes to the below structure may require
acompanying changes to the very simple parser in the perl script
'gentls_offsets' (<<-- start parsing here). */
typedef __uint32_t __stack_t;
struct _threadinfo
{
void (*func) /*gentls_offsets*/(int)/*gentls_offsets*/;
int saved_errno;
int sa_flags;
sigset_t oldmask;
sigset_t newmask;
HANDLE event;
int *errno_addr;
unsigned initialized;
sigset_t sigmask;
sigset_t sigwait_mask;
siginfo_t *sigwait_info;
siginfo_t infodata;
struct pthread *tid;
struct _reent local_clib;
struct _local_storage locals;
struct _threadinfo *prev, *next;
__stack_t stack[8];
int sig;
__stack_t *stackptr;
/*gentls_offsets*/
static CRITICAL_SECTION protect_linked_list;
static void init ();
void init_thread (void *) __attribute__ ((regparm (2)));
static void call (DWORD (*) (void *, void *), void *) __attribute__ ((regparm (3)));
static void call2 (DWORD (*) (void *, void *), void *, void *) __attribute__ ((regparm (3)));
static struct _threadinfo *find_tls (int sig);
void remove ();
void push (__stack_t, bool = false);
__stack_t pop ();
bool isinitialized () {return initialized == CYGTLS_INITIALIZED || initialized == CYGTLS_EXCEPTION;}
void set_state (bool);
void reset_exception ();
bool interrupt_now (CONTEXT *, int, void *, struct sigaction&)
__attribute__((regparm(3)));
void __stdcall interrupt_setup (int sig, void *handler, struct sigaction& siga, __stack_t retaddr)
__attribute__((regparm(3)));
operator HANDLE () const {return tid->win32_obj_id;}
/*gentls_offsets*/
};
#pragma pack(pop)
extern char *_tlsbase __asm__ ("%fs:4");
extern char *_tlstop __asm__ ("%fs:8");
#define _my_tls (((_threadinfo *) _tlsbase)[-1])
extern _threadinfo *_main_tls;
#define __getreent() (&_my_tls.local_clib)
#define CYGTLS_PADSIZE (sizeof (_threadinfo))
#endif /*_CYGTLS_H*/
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