newlib/winsup/cygwin/wincap.cc
Corinna Vinschen acb5617538 * cygwin.din (fstat64): New symbol.
(ftruncate64): Ditto.
	(lseek64): Ditto.
	(lstat64): Ditto.
	(mmap64): Ditto.
	(seekdir64): Ditto.
	(stat64): Ditto.
	(telldir64): Ditto.
	(truncate64): Ditto.
	* dir.cc (telldir64): New function.
	(telldir): Call telldir64().
	(seekdir64): New function.
	(seekdir): Call seekdir64().
	* fhandler.h: Redefine all methods using __off32_t to use __off64_t.
	* fhandler.cc: Use __off64_t and struct __stat64 throughout.
	* fhandler_clipboard.cc: Ditto.
	* fhandler_disk_file.cc: Ditto.
	* fhandler_dsp.cc: Ditto.
	* fhandler_floppy.cc: Ditto.
	* fhandler_mem.cc: Ditto.
	* fhandler_random.cc: Ditto.
	* fhandler_socket.cc: Ditto.
	* fhandler_tape.cc: Ditto.
	* fhandler_zero.cc: Ditto.
	* pipe.cc: Ditto.
	* glob.c: Ditto, call lstat64 and stat64 in Cygwin.
	* mmap.cc: Use __off64_t throughout.
	(mmap64): New function.
	* sec_acl.cc (acl_worker): Use struct __stat64, call stat64 and lstat64.
	* syscalls.cc (lseek64): New function.
	(stat64_to_stat32): Ditto.
	(fstat64): Ditto.
	(stat64): Ditto.
	(lstat64): Ditto.
	(ftruncate64): Ditto.
	(truncate64): Ditto.
	(_fstat): Call fstat64.
	(_stat): Call stat64.
	(cygwin_lstat): Rename to avoid declaration problem.  Call lstat64.
	(stat_worker): Use struct __stat64.
	(access): Ditto.
	(ftruncate): Call ftruncate64.
	(truncate): Call truncate64.
	* wincap.cc: Set flag has_64bit_file_access appropriately.
	* wincap.h: Add flag has_64bit_file_access.
	* winsup.h (ILLEGAL_SEEK): Define as __off64_t.
	(stat_dev): Declare using struct __stat64.
	(stat_worker): Ditto.
	* include/cygwin/stat.h (struct __stat32): Define if compiling Cygwin.
	(struct __stat64): Ditto.
	(struct stat): Revert definition with explicitly sized datatypes.
	Eliminate sized field names.
	* include/cygwin/types.h (blksize_t): New type.
	(__blkcnt32_t): Ditto.
	(__blkcnt64_t): Ditto.
	(blkcnt_t): Ditto.
2002-02-25 17:47:51 +00:00

505 lines
14 KiB
C++

/* wincap.cc -- figure out on which OS we're running. Set the
capability class to the appropriate values.
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. */
#include "winsup.h"
static NO_COPY wincaps wincap_unknown = {
lock_file_highword:0x0,
chunksize:0x0,
shared:FILE_SHARE_READ | FILE_SHARE_WRITE,
is_winnt:false,
access_denied_on_delete:false,
has_delete_on_close:false,
has_page_guard:false,
has_security:false,
has_security_descriptor_control:false,
has_get_process_times:false,
has_specific_access_rights:false,
has_lseek_bug:false,
has_lock_file_ex:false,
has_signal_object_and_wait:false,
has_eventlog:false,
has_ip_helper_lib:false,
has_set_handle_information:false,
has_set_handle_information_on_console_handles:false,
supports_smp:false,
map_view_of_file_ex_sucks:false,
altgr_is_ctrl_alt:false,
has_physical_mem_access:false,
has_working_copy_on_write:false,
share_mmaps_only_by_name:false,
virtual_protect_works_on_shared_pages:false,
has_hard_links:false,
can_open_directories:false,
has_move_file_ex:false,
has_negative_pids:false,
has_unreliable_pipes:false,
has_try_enter_critical_section:false,
has_raw_devices:false,
has_valid_processorlevel:false,
has_64bit_file_access:false,
};
static NO_COPY wincaps wincap_95 = {
lock_file_highword:0x0,
chunksize:32 * 1024 * 1024,
shared:FILE_SHARE_READ | FILE_SHARE_WRITE,
is_winnt:false,
access_denied_on_delete:true,
has_delete_on_close:false,
has_page_guard:false,
has_security:false,
has_security_descriptor_control:false,
has_get_process_times:false,
has_specific_access_rights:false,
has_lseek_bug:true,
has_lock_file_ex:false,
has_signal_object_and_wait:false,
has_eventlog:false,
has_ip_helper_lib:false,
has_set_handle_information:false,
has_set_handle_information_on_console_handles:false,
supports_smp:false,
map_view_of_file_ex_sucks:true,
altgr_is_ctrl_alt:false,
has_physical_mem_access:false,
has_working_copy_on_write:false,
share_mmaps_only_by_name:true,
virtual_protect_works_on_shared_pages:false,
has_hard_links:false,
can_open_directories:false,
has_move_file_ex:false,
has_negative_pids:true,
has_unreliable_pipes:true,
has_try_enter_critical_section:false,
has_raw_devices:false,
has_valid_processorlevel:false,
has_64bit_file_access:false,
};
static NO_COPY wincaps wincap_95osr2 = {
lock_file_highword:0x0,
chunksize:32 * 1024 * 1024,
shared:FILE_SHARE_READ | FILE_SHARE_WRITE,
is_winnt:false,
access_denied_on_delete:true,
has_delete_on_close:false,
has_page_guard:false,
has_security:false,
has_security_descriptor_control:false,
has_get_process_times:false,
has_specific_access_rights:false,
has_lseek_bug:true,
has_lock_file_ex:false,
has_signal_object_and_wait:false,
has_eventlog:false,
has_ip_helper_lib:false,
has_set_handle_information:false,
has_set_handle_information_on_console_handles:false,
supports_smp:false,
map_view_of_file_ex_sucks:true,
altgr_is_ctrl_alt:false,
has_physical_mem_access:false,
has_working_copy_on_write:false,
share_mmaps_only_by_name:true,
virtual_protect_works_on_shared_pages:false,
has_hard_links:false,
can_open_directories:false,
has_move_file_ex:false,
has_negative_pids:true,
has_unreliable_pipes:true,
has_try_enter_critical_section:false,
has_raw_devices:false,
has_valid_processorlevel:false,
has_64bit_file_access:false,
};
static NO_COPY wincaps wincap_98 = {
lock_file_highword:0x0,
chunksize:32 * 1024 * 1024,
shared:FILE_SHARE_READ | FILE_SHARE_WRITE,
is_winnt:false,
access_denied_on_delete:true,
has_delete_on_close:false,
has_page_guard:false,
has_security:false,
has_security_descriptor_control:false,
has_get_process_times:false,
has_specific_access_rights:false,
has_lseek_bug:true,
has_lock_file_ex:false,
has_signal_object_and_wait:false,
has_eventlog:false,
has_ip_helper_lib:true,
has_set_handle_information:false,
has_set_handle_information_on_console_handles:false,
supports_smp:false,
map_view_of_file_ex_sucks:true,
altgr_is_ctrl_alt:false,
has_physical_mem_access:false,
has_working_copy_on_write:false,
share_mmaps_only_by_name:true,
virtual_protect_works_on_shared_pages:false,
has_hard_links:false,
can_open_directories:false,
has_move_file_ex:false,
has_negative_pids:true,
has_unreliable_pipes:true,
has_try_enter_critical_section:false,
has_raw_devices:false,
has_valid_processorlevel:true,
has_64bit_file_access:false,
};
static NO_COPY wincaps wincap_98se = {
lock_file_highword:0x0,
chunksize:32 * 1024 * 1024,
shared:FILE_SHARE_READ | FILE_SHARE_WRITE,
is_winnt:false,
access_denied_on_delete:true,
has_delete_on_close:false,
has_page_guard:false,
has_security:false,
has_security_descriptor_control:false,
has_get_process_times:false,
has_specific_access_rights:false,
has_lseek_bug:true,
has_lock_file_ex:false,
has_signal_object_and_wait:false,
has_eventlog:false,
has_ip_helper_lib:true,
has_set_handle_information:false,
has_set_handle_information_on_console_handles:false,
supports_smp:false,
map_view_of_file_ex_sucks:true,
altgr_is_ctrl_alt:false,
has_physical_mem_access:false,
has_working_copy_on_write:false,
share_mmaps_only_by_name:true,
virtual_protect_works_on_shared_pages:false,
has_hard_links:false,
can_open_directories:false,
has_move_file_ex:false,
has_negative_pids:true,
has_unreliable_pipes:true,
has_try_enter_critical_section:false,
has_raw_devices:false,
has_valid_processorlevel:true,
has_64bit_file_access:false,
};
static NO_COPY wincaps wincap_me = {
lock_file_highword:0x0,
chunksize:32 * 1024 * 1024,
shared:FILE_SHARE_READ | FILE_SHARE_WRITE,
is_winnt:false,
access_denied_on_delete:true,
has_delete_on_close:false,
has_page_guard:false,
has_security:false,
has_security_descriptor_control:false,
has_get_process_times:false,
has_specific_access_rights:false,
has_lseek_bug:true,
has_lock_file_ex:false,
has_signal_object_and_wait:false,
has_eventlog:false,
has_ip_helper_lib:true,
has_set_handle_information:false,
has_set_handle_information_on_console_handles:false,
supports_smp:false,
map_view_of_file_ex_sucks:true,
altgr_is_ctrl_alt:false,
has_physical_mem_access:false,
has_working_copy_on_write:false,
share_mmaps_only_by_name:true,
virtual_protect_works_on_shared_pages:false,
has_hard_links:false,
can_open_directories:false,
has_move_file_ex:false,
has_negative_pids:true,
has_unreliable_pipes:true,
has_try_enter_critical_section:false,
has_raw_devices:false,
has_valid_processorlevel:true,
has_64bit_file_access:false,
};
static NO_COPY wincaps wincap_nt3 = {
lock_file_highword:0xffffffff,
chunksize:0,
shared:FILE_SHARE_READ | FILE_SHARE_WRITE | FILE_SHARE_DELETE,
is_winnt:true,
access_denied_on_delete:false,
has_delete_on_close:true,
has_page_guard:true,
has_security:true,
has_security_descriptor_control:false,
has_get_process_times:true,
has_specific_access_rights:true,
has_lseek_bug:false,
has_lock_file_ex:true,
has_signal_object_and_wait:false,
has_eventlog:true,
has_ip_helper_lib:false,
has_set_handle_information:true,
has_set_handle_information_on_console_handles:false,
supports_smp:false,
map_view_of_file_ex_sucks:false,
altgr_is_ctrl_alt:true,
has_physical_mem_access:true,
has_working_copy_on_write:true,
share_mmaps_only_by_name:false,
virtual_protect_works_on_shared_pages:true,
has_hard_links:true,
can_open_directories:true,
has_move_file_ex:true,
has_negative_pids:false,
has_unreliable_pipes:false,
has_try_enter_critical_section:false,
has_raw_devices:true,
has_valid_processorlevel:true,
has_64bit_file_access:true,
};
static NO_COPY wincaps wincap_nt4 = {
lock_file_highword:0xffffffff,
chunksize:0,
shared:FILE_SHARE_READ | FILE_SHARE_WRITE | FILE_SHARE_DELETE,
is_winnt:true,
access_denied_on_delete:false,
has_delete_on_close:true,
has_page_guard:true,
has_security:true,
has_security_descriptor_control:false,
has_get_process_times:true,
has_specific_access_rights:true,
has_lseek_bug:false,
has_lock_file_ex:true,
has_signal_object_and_wait:true,
has_eventlog:true,
has_ip_helper_lib:false,
has_set_handle_information:true,
has_set_handle_information_on_console_handles:false,
supports_smp:true,
map_view_of_file_ex_sucks:false,
altgr_is_ctrl_alt:true,
has_physical_mem_access:true,
has_working_copy_on_write:true,
share_mmaps_only_by_name:false,
virtual_protect_works_on_shared_pages:true,
has_hard_links:true,
can_open_directories:true,
has_move_file_ex:true,
has_negative_pids:false,
has_unreliable_pipes:false,
has_try_enter_critical_section:true,
has_raw_devices:true,
has_valid_processorlevel:true,
has_64bit_file_access:true,
};
static NO_COPY wincaps wincap_nt4sp4 = {
lock_file_highword:0xffffffff,
chunksize:0,
shared:FILE_SHARE_READ | FILE_SHARE_WRITE | FILE_SHARE_DELETE,
is_winnt:true,
access_denied_on_delete:false,
has_delete_on_close:true,
has_page_guard:true,
has_security:true,
has_security_descriptor_control:false,
has_get_process_times:true,
has_specific_access_rights:true,
has_lseek_bug:false,
has_lock_file_ex:true,
has_signal_object_and_wait:true,
has_eventlog:true,
has_ip_helper_lib:true,
has_set_handle_information:true,
has_set_handle_information_on_console_handles:false,
supports_smp:true,
map_view_of_file_ex_sucks:false,
altgr_is_ctrl_alt:true,
has_physical_mem_access:true,
has_working_copy_on_write:true,
share_mmaps_only_by_name:false,
virtual_protect_works_on_shared_pages:true,
has_hard_links:true,
can_open_directories:true,
has_move_file_ex:true,
has_negative_pids:false,
has_unreliable_pipes:false,
has_try_enter_critical_section:true,
has_raw_devices:true,
has_valid_processorlevel:true,
has_64bit_file_access:true,
};
static NO_COPY wincaps wincap_2000 = {
lock_file_highword:0xffffffff,
chunksize:0,
shared:FILE_SHARE_READ | FILE_SHARE_WRITE | FILE_SHARE_DELETE,
is_winnt:true,
access_denied_on_delete:false,
has_delete_on_close:true,
has_page_guard:true,
has_security:true,
has_security_descriptor_control:true,
has_get_process_times:true,
has_specific_access_rights:true,
has_lseek_bug:false,
has_lock_file_ex:true,
has_signal_object_and_wait:true,
has_eventlog:true,
has_ip_helper_lib:true,
has_set_handle_information:true,
has_set_handle_information_on_console_handles:true,
supports_smp:true,
map_view_of_file_ex_sucks:false,
altgr_is_ctrl_alt:true,
has_physical_mem_access:true,
has_working_copy_on_write:true,
share_mmaps_only_by_name:false,
virtual_protect_works_on_shared_pages:true,
has_hard_links:true,
can_open_directories:true,
has_move_file_ex:true,
has_negative_pids:false,
has_unreliable_pipes:false,
has_try_enter_critical_section:true,
has_raw_devices:true,
has_valid_processorlevel:true,
has_64bit_file_access:true,
};
static NO_COPY wincaps wincap_xp = {
lock_file_highword:0xffffffff,
chunksize:0,
shared:FILE_SHARE_READ | FILE_SHARE_WRITE | FILE_SHARE_DELETE,
is_winnt:true,
access_denied_on_delete:false,
has_delete_on_close:true,
has_page_guard:true,
has_security:true,
has_security_descriptor_control:true,
has_get_process_times:true,
has_specific_access_rights:true,
has_lseek_bug:false,
has_lock_file_ex:true,
has_signal_object_and_wait:true,
has_eventlog:true,
has_ip_helper_lib:true,
has_set_handle_information:true,
has_set_handle_information_on_console_handles:true,
supports_smp:true,
map_view_of_file_ex_sucks:false,
altgr_is_ctrl_alt:true,
has_physical_mem_access:true,
has_working_copy_on_write:true,
share_mmaps_only_by_name:false,
virtual_protect_works_on_shared_pages:true,
has_hard_links:true,
can_open_directories:true,
has_move_file_ex:true,
has_negative_pids:false,
has_unreliable_pipes:false,
has_try_enter_critical_section:true,
has_raw_devices:true,
has_valid_processorlevel:true,
has_64bit_file_access:true,
};
wincapc NO_COPY wincap;
void
wincapc::init ()
{
const char *os;
if (caps)
return; // already initialized
memset (&version, 0, sizeof version);
version.dwOSVersionInfoSize = sizeof version;
GetVersionEx (&version);
switch (version.dwPlatformId)
{
case VER_PLATFORM_WIN32_NT:
switch (version.dwMajorVersion)
{
case 3:
os = "NT";
caps = &wincap_nt3;
break;
case 4:
os = "NT";
if (strcmp (version.szCSDVersion, "Service Pack 4") < 0)
caps = &wincap_nt4;
else
caps = &wincap_nt4sp4;
break;
case 5:
os = "NT";
if (version.dwMinorVersion == 0)
caps = &wincap_2000;
else
caps = &wincap_xp;
break;
default:
os = "??";
caps = &wincap_unknown;
break;
}
break;
case VER_PLATFORM_WIN32_WINDOWS:
switch (version.dwMinorVersion)
{
case 0:
os = "95";
if (strchr(version.szCSDVersion, 'C'))
caps = &wincap_95osr2;
else
caps = &wincap_95;
break;
case 10:
os = "98";
if (strchr(version.szCSDVersion, 'A'))
caps = &wincap_98se;
else
caps = &wincap_98;
break;
case 90:
os = "ME";
caps = &wincap_me;
break;
default:
os = "??";
caps = &wincap_unknown;
break;
}
break;
default:
os = "??";
caps = &wincap_unknown;
break;
}
__small_sprintf (osnam, "%s-%d.%d", os, version.dwMajorVersion,
version.dwMinorVersion);
}
void
wincapc::set_chunksize (DWORD nchunksize)
{
((wincaps *)this->caps)->chunksize = nchunksize;
}