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/* shared_info.h: shared info for cygwin
Copyright 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010,
2011, 2012, 2013 Red Hat, Inc.
This file is part of Cygwin.
This software is a copyrighted work licensed under the terms of the
Cygwin license. Please consult the file "CYGWIN_LICENSE" for
details. */
#include "tty.h"
#include "security.h"
#include "mtinfo.h"
#include "limits.h"
#include "mount.h"
#define CURR_USER_MAGIC 0xab1fcce8U
class user_info
{
void initialize ();
public:
LONG version;
DWORD cb;
bool warned_msdos;
bool warned_notty;
bool warned_nonativesyms;
mount_info mountinfo;
friend void dll_crt0_1 (void *);
static void create (bool);
};
/******** Shared Info ********/
/* Data accessible to all tasks */
#define CURR_SHARED_MAGIC 0x8fe4d9eeU
#define USER_VERSION 1
/* NOTE: Do not make gratuitous changes to the names or organization of the
below class. The layout is checksummed to determine compatibility between
different cygwin versions. */
class shared_info
{
LONG version;
DWORD cb;
public:
tty_list tty;
LONG last_used_bindresvport;
DWORD obcaseinsensitive;
mtinfo mt;
void initialize ();
void init_obcaseinsensitive ();
unsigned heap_chunk_size ();
static void create ();
};
extern shared_info *cygwin_shared;
extern user_info *user_shared;
#define mount_table (&(user_shared->mountinfo))
extern HANDLE cygwin_user_h;
enum shared_locations
{
SH_CYGWIN_SHARED,
SH_USER_SHARED,
SH_MYSELF,
SH_SHARED_CONSOLE,
SH_TOTAL_SIZE,
SH_JUSTCREATE,
SH_JUSTOPEN
};
void __reg1 memory_init (bool);
void __stdcall shared_destroy ();
#define shared_align_past(p) \
((char *) (system_info.dwAllocationGranularity * \
(((DWORD) ((p) + 1) + system_info.dwAllocationGranularity - 1) / \
system_info.dwAllocationGranularity)))
HANDLE get_shared_parent_dir ();
HANDLE get_session_parent_dir ();
char *__stdcall shared_name (char *, const char *, int);
WCHAR *__stdcall shared_name (WCHAR *, const WCHAR *, int);
void *__stdcall open_shared (const WCHAR *, int, HANDLE&, DWORD,
shared_locations, PSECURITY_ATTRIBUTES = &sec_all,
DWORD = FILE_MAP_READ | FILE_MAP_WRITE);
void *__stdcall open_shared (const WCHAR *, int, HANDLE&, DWORD,
shared_locations *, PSECURITY_ATTRIBUTES = &sec_all,
DWORD = FILE_MAP_READ | FILE_MAP_WRITE);
extern void user_shared_create (bool reinit);
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