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/* wincap.h: Header for OS capability class.
Copyright 2001 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. */
#ifndef _WINCAP_H
#define _WINCAP_H
struct wincaps
{
DWORD lock_file_highword;
DWORD chunksize;
int shared;
unsigned is_winnt : 1;
unsigned access_denied_on_delete : 1;
unsigned has_delete_on_close : 1;
unsigned has_page_guard : 1;
unsigned has_security : 1;
unsigned has_security_descriptor_control : 1;
unsigned has_get_process_times : 1;
unsigned has_specific_access_rights : 1;
unsigned has_lseek_bug : 1;
unsigned has_lock_file_ex : 1;
unsigned has_signal_object_and_wait : 1;
unsigned has_eventlog : 1;
unsigned has_ip_helper_lib : 1;
unsigned has_set_handle_information : 1;
unsigned has_set_handle_information_on_console_handles: 1;
unsigned supports_smp : 1;
unsigned map_view_of_file_ex_sucks : 1;
unsigned altgr_is_ctrl_alt : 1;
unsigned has_physical_mem_access : 1;
unsigned has_working_copy_on_write : 1;
unsigned share_mmaps_only_by_name : 1;
unsigned virtual_protect_works_on_shared_pages : 1;
unsigned has_hard_links : 1;
unsigned can_open_directories : 1;
unsigned has_move_file_ex : 1;
unsigned has_negative_pids : 1;
unsigned has_unreliable_pipes : 1;
unsigned has_try_enter_critical_section : 1;
};
class wincapc
{
OSVERSIONINFO version;
char osnam[40];
void *caps;
public:
void init ();
void set_chunksize (DWORD nchunksize);
const char *osname () const { return osnam; }
#define IMPLEMENT(cap) cap() const { return ((wincaps *)this->caps)->cap; }
DWORD IMPLEMENT (lock_file_highword)
DWORD IMPLEMENT (chunksize)
int IMPLEMENT (shared)
bool IMPLEMENT (is_winnt)
bool IMPLEMENT (access_denied_on_delete)
bool IMPLEMENT (has_delete_on_close)
bool IMPLEMENT (has_page_guard)
bool IMPLEMENT (has_security)
bool IMPLEMENT (has_security_descriptor_control)
bool IMPLEMENT (has_get_process_times)
bool IMPLEMENT (has_specific_access_rights)
bool IMPLEMENT (has_lseek_bug)
bool IMPLEMENT (has_lock_file_ex)
bool IMPLEMENT (has_signal_object_and_wait)
bool IMPLEMENT (has_eventlog)
bool IMPLEMENT (has_ip_helper_lib)
bool IMPLEMENT (has_set_handle_information)
bool IMPLEMENT (has_set_handle_information_on_console_handles)
bool IMPLEMENT (supports_smp)
bool IMPLEMENT (map_view_of_file_ex_sucks)
bool IMPLEMENT (altgr_is_ctrl_alt)
bool IMPLEMENT (has_physical_mem_access)
bool IMPLEMENT (has_working_copy_on_write)
bool IMPLEMENT (share_mmaps_only_by_name)
bool IMPLEMENT (virtual_protect_works_on_shared_pages)
bool IMPLEMENT (has_hard_links)
bool IMPLEMENT (can_open_directories)
bool IMPLEMENT (has_move_file_ex)
bool IMPLEMENT (has_negative_pids)
bool IMPLEMENT (has_unreliable_pipes)
bool IMPLEMENT (has_try_enter_critical_section)
#undef IMPLEMENT
};
extern wincapc wincap;
#endif /* _WINCAP_H */
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