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-rw-r--r--winsup/cygwin/cygtls.h338
1 files changed, 0 insertions, 338 deletions
diff --git a/winsup/cygwin/cygtls.h b/winsup/cygwin/cygtls.h
deleted file mode 100644
index 5913ce46f..000000000
--- a/winsup/cygwin/cygtls.h
+++ /dev/null
@@ -1,338 +0,0 @@
-/* cygtls.h
-
- Copyright 2003, 2004, 2005, 2008, 2009, 2010, 2011, 2012 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. */
-
-#pragma once
-
-#include <signal.h>
-#include <pwd.h>
-#include <grp.h>
-#include <time.h>
-#define _NOMNTENT_FUNCS
-#include <mntent.h>
-#undef _NOMNTENT_FUNCS
-#include <setjmp.h>
-
-#define CYGTLS_INITIALIZED 0xc763173f
-
-#ifndef CYG_MAX_PATH
-# define CYG_MAX_PATH 260
-#endif
-
-#ifndef UNLEN
-# define UNLEN 256
-#endif
-
-#define TLS_STACK_SIZE 256
-
-#include "cygthread.h"
-
-#define TP_NUM_C_BUFS 10
-#define TP_NUM_W_BUFS 10
-
-#ifdef CYGTLS_HANDLE
-#include "thread.h"
-#endif
-
-#pragma pack(push,4)
-/* Defined here to support auto rebuild of tlsoffsets.h. */
-class tls_pathbuf
-{
- int c_cnt;
- int w_cnt;
- char *c_buf[TP_NUM_C_BUFS];
- WCHAR *w_buf[TP_NUM_W_BUFS];
-
-public:
- void destroy ();
- friend class tmp_pathbuf;
- friend class _cygtls;
- friend class san;
-};
-
-class unionent
-{
-public:
- char *name;
- char **list;
- short port_proto_addrtype;
- short h_len;
- union
- {
- char *s_proto;
- char **h_addr_list;
- };
- enum struct_type
- {
- t_hostent, t_protoent, t_servent
- };
-};
-
-struct _local_storage
-{
- /*
- Needed for the group functions
- */
- struct __group16 grp;
- char *namearray[2];
- int grp_pos;
-
- /* 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];
-
- /* select.cc */
- struct {
- HANDLE sockevt;
- int max_w4;
- LONG *ser_num; // note: malloced
- HANDLE *w4; // note: malloced
- } select;
-
- /* strerror errno.cc */
- char strerror_buf[sizeof ("Unknown error -2147483648")];
- char strerror_r_buf[sizeof ("Unknown error -2147483648")];
-
- /* times.cc */
- char timezone_buf[20];
-
- /* strsig.cc */
- char signamebuf[sizeof ("Unknown signal 4294967295 ")];
-
- /* net.cc */
- char *ntoa_buf; // note: malloced
- unionent *hostent_buf; // note: malloced
- unionent *protoent_buf; // note: malloced
- unionent *servent_buf; // note: malloced
-
- /* cygthread.cc */
- char unknown_thread_name[30];
-
- /* syscalls.cc */
- int setmode_file;
- int setmode_mode;
-
- /* thread.cc */
- HANDLE cw_timer;
-
- /* All functions requiring temporary path buffers. */
- tls_pathbuf pathbufs;
- char ttybuf[32];
-};
-
-typedef struct struct_waitq
-{
- int pid;
- int options;
- int status;
- HANDLE ev;
- void *rusage; /* pointer to potential rusage */
- struct struct_waitq *next;
- HANDLE thread_ev;
-} waitq;
-
-/* Changes to the below structure may require acompanying changes to the very
- simple parser in the perl script 'gentls_offsets' (<<-- start parsing here).
- The union in this structure is used to force alignment between the version
- of the compiler used to generate tlsoffsets.h and the cygwin cross compiler.
-*/
-
-/*gentls_offsets*/
-#include "cygerrno.h"
-#include "security.h"
-
-extern "C" int __sjfault (jmp_buf);
-extern "C" int __ljfault (jmp_buf, int);
-
-/*gentls_offsets*/
-
-typedef __uint32_t __stack_t;
-
-class _cygtls
-{
-public:
- /* Please keep these two declarations first */
- struct _local_storage locals;
- union
- {
- struct _reent local_clib;
- char __dontuse[8 * ((sizeof(struct _reent) + 4) / 8)];
- };
- /**/
- void (*func) /*gentls_offsets*/(int)/*gentls_offsets*/;
- int saved_errno;
- int sa_flags;
- sigset_t oldmask;
- sigset_t deltamask;
- int *errno_addr;
- sigset_t sigmask;
- sigset_t sigwait_mask;
- siginfo_t *sigwait_info;
- HANDLE signal_arrived;
- bool will_wait_for_signal;
- struct ucontext thread_context;
- DWORD thread_id;
- siginfo_t infodata;
- struct pthread *tid;
- class cygthread *_ctinfo;
- class san *andreas;
- waitq wq;
- int sig;
- unsigned incyg;
- unsigned spinning;
- unsigned stacklock;
- __stack_t *stackptr;
- __stack_t stack[TLS_STACK_SIZE];
- unsigned initialized;
-
- /*gentls_offsets*/
- void init_thread (void *, DWORD (*) (void *, void *));
- static void call (DWORD (*) (void *, void *), void *);
- void remove (DWORD);
- void push (__stack_t addr) {*stackptr++ = (__stack_t) addr;}
- __stack_t pop () __attribute__ ((regparm (1)));
- __stack_t retaddr () {return stackptr[-1];}
- bool isinitialized () const
- {
- return initialized == CYGTLS_INITIALIZED;
- }
- bool interrupt_now (CONTEXT *, siginfo_t&, void *, struct sigaction&)
- __attribute__((regparm(3)));
- void __stdcall interrupt_setup (siginfo_t&, void *, struct sigaction&)
- __attribute__((regparm(3)));
-
- bool inside_kernel (CONTEXT *);
- void signal_exit (int) __attribute__ ((noreturn, regparm(2)));
- void copy_context (CONTEXT *) __attribute__ ((regparm(2)));
- void signal_debugger (int) __attribute__ ((regparm(2)));
-
-#ifdef CYGTLS_HANDLE
- operator HANDLE () const {return tid ? tid->win32_obj_id : NULL;}
-#endif
- int call_signal_handler () __attribute__ ((regparm (1)));
- void remove_wq (DWORD) __attribute__ ((regparm (1)));
- void fixup_after_fork () __attribute__ ((regparm (1)));
- void lock () __attribute__ ((regparm (1)));
- void unlock () __attribute__ ((regparm (1)));
- bool locked () __attribute__ ((regparm (1)));
- HANDLE get_signal_arrived (bool wait_for_lock = true)
- {
- if (!signal_arrived)
- {
- if (wait_for_lock)
- lock ();
- if (!signal_arrived)
- signal_arrived = CreateEvent (&sec_none_nih, false, false, NULL);
- if (wait_for_lock)
- unlock ();
- }
- return signal_arrived;
- }
- void set_signal_arrived (bool setit, HANDLE& h)
- {
- if (!setit)
- will_wait_for_signal = false;
- else
- {
- h = get_signal_arrived ();
- will_wait_for_signal = true;
- }
- }
- void reset_signal_arrived () { will_wait_for_signal = false; }
-private:
- void call2 (DWORD (*) (void *, void *), void *, void *) __attribute__ ((regparm (3)));
- /*gentls_offsets*/
-};
-#pragma pack(pop)
-
-const int CYGTLS_PADSIZE = 12700; /* FIXME: Find some way to autogenerate
- this value */
-/*gentls_offsets*/
-
-extern char *_tlsbase __asm__ ("%fs:4");
-extern char *_tlstop __asm__ ("%fs:8");
-#define _my_tls (*((_cygtls *) (_tlsbase - CYGTLS_PADSIZE)))
-extern _cygtls *_main_tls;
-extern _cygtls *_sig_tls;
-
-class san
-{
- san *_clemente;
- jmp_buf _context;
- int _errno;
- int _c_cnt;
- int _w_cnt;
-public:
- int setup (int myerrno = 0) __attribute__ ((always_inline))
- {
- _clemente = _my_tls.andreas;
- _my_tls.andreas = this;
- _errno = myerrno;
- _c_cnt = _my_tls.locals.pathbufs.c_cnt;
- _w_cnt = _my_tls.locals.pathbufs.w_cnt;
- return __sjfault (_context);
- }
- void leave () __attribute__ ((always_inline))
- {
- if (_errno)
- set_errno (_errno);
- /* Restore tls_pathbuf counters in case of error. */
- _my_tls.locals.pathbufs.c_cnt = _c_cnt;
- _my_tls.locals.pathbufs.w_cnt = _w_cnt;
- __ljfault (_context, 1);
- }
- void reset () __attribute__ ((always_inline))
- {
- _my_tls.andreas = _clemente;
- }
-};
-
-class myfault
-{
- san sebastian;
-public:
- ~myfault () __attribute__ ((always_inline)) { sebastian.reset (); }
- inline int faulted () __attribute__ ((always_inline))
- {
- return sebastian.setup (0);
- }
- inline int faulted (void const *obj, int myerrno = 0) __attribute__ ((always_inline))
- {
- return !obj || !(*(const char **) obj) || sebastian.setup (myerrno);
- }
- inline int faulted (int myerrno) __attribute__ ((always_inline))
- {
- return sebastian.setup (myerrno);
- }
-};
-
-class set_signal_arrived
-{
-public:
- set_signal_arrived (bool setit, HANDLE& h) { _my_tls.set_signal_arrived (setit, h); }
- set_signal_arrived (HANDLE& h) { _my_tls.set_signal_arrived (true, h); }
-
- operator int () const {return _my_tls.will_wait_for_signal;}
- ~set_signal_arrived () { _my_tls.reset_signal_arrived (); }
-};
-
-#define __getreent() (&_my_tls.local_clib)
-/*gentls_offsets*/
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