newlib/winsup/cygwin/wincap.cc

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/* wincap.cc -- figure out on which OS we're running. Set the
capability class to the appropriate values.
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"
* cygheap.h (init_cygheap::luid): Remove. * mmap.cc (mlock): Accommodate parameter change in call to push_thread_privilege. (munlock): Ditto. * ntdll.h (STATUS_NOT_ALL_ASSIGNED): Define. (NtAdjustPrivilegesToken): Declare. * sec_helper.cc (cygpriv): Reorder to match numerical privilege order. (privilege_luid): Take job of privilege_luid_by_name, using new cygpriv. (privilege_luid_by_name): Remove. (privilege_name): Accommodate new cygpriv array. (set_privilege): Call NtAdjustPrivilegesToken to avoid using advapi32. Accommodate changes to privilege_name. (set_cygwin_privileges): Simplify. Don't try to set SE_CREATE_GLOBAL_PRIVILEGE on systems not supporting it. * security.cc (sys_privs): Reorder to match numerical privilege order. Use real privilege values as defined in security.h. (get_system_priv_list): Drop unused grp_list argument. Create list of privileges according to new wincapc::max_sys_priv value. (get_priv_list): Call privilege_luid instead of privilege_luid_by_name. Make priv a local value instead of a pointer. (create_token): Accommodate parameter change in call to push_self_privilege. (lsaauth): Ditto. (check_access): Use privilege values directly instead of calling privilege_luid. * security.h: Define real privilege values. (cygpriv_idx): Remove. (privilege_luid): Change declaration. (privilege_luid_by_name): Drop declaration. (set_privilege): Change declaration. (set_process_privilege): Drop definition. (_push_thread_privilege): Accomodate new set_privilege parameters. * wincap.h (wincapc::max_sys_priv): New element. * wincap.cc: Implement above element throughout. (wincap_2000sp4): New wincaps structure. (wincap_xpsp1): Ditto. (wincap_xpsp2): Ditto. (wincapc::init): Use new wincaps. (wincapc::max_sys_priv): New element.
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#include "security.h"
#include "ntdll.h"
/* CV, 2008-10-23: All wincapc's have to be in the .cygwin_dll_common section,
same as wincap itself. Otherwise the capability changes made in
wincapc::init() are not propagated to any subsequently started process
in the same session. I'm only writing this longish comment because I'm
puzzled that this has never been noticed before... */
wincaps wincap_vista __attribute__((section (".cygwin_dll_common"), shared)) = {
def_guard_pages:1,
{
is_server:false,
needs_count_in_si_lpres2:true,
has_gaa_largeaddress_bug:true,
has_broken_alloc_console:false,
has_console_logon_sid:false,
has_precise_system_time:false,
has_microsoft_accounts:false,
has_processor_groups:false,
has_broken_prefetchvm:false,
has_new_pebteb_region:false,
has_broken_whoami:true,
has_unprivileged_createsymlink:false,
},
};
wincaps wincap_7 __attribute__((section (".cygwin_dll_common"), shared)) = {
def_guard_pages:1,
{
is_server:false,
needs_count_in_si_lpres2:false,
has_gaa_largeaddress_bug:true,
has_broken_alloc_console:true,
has_console_logon_sid:true,
has_precise_system_time:false,
has_microsoft_accounts:false,
has_processor_groups:true,
has_broken_prefetchvm:false,
has_new_pebteb_region:false,
has_broken_whoami:true,
has_unprivileged_createsymlink:false,
},
};
wincaps wincap_8 __attribute__((section (".cygwin_dll_common"), shared)) = {
def_guard_pages:2,
{
is_server:false,
needs_count_in_si_lpres2:false,
has_gaa_largeaddress_bug:false,
has_broken_alloc_console:true,
has_console_logon_sid:true,
has_precise_system_time:true,
has_microsoft_accounts:true,
has_processor_groups:true,
has_broken_prefetchvm:false,
has_new_pebteb_region:false,
has_broken_whoami:false,
has_unprivileged_createsymlink:false,
},
};
wincaps wincap_10 __attribute__((section (".cygwin_dll_common"), shared)) = {
def_guard_pages:2,
{
is_server:false,
needs_count_in_si_lpres2:false,
has_gaa_largeaddress_bug:false,
has_broken_alloc_console:true,
has_console_logon_sid:true,
has_precise_system_time:true,
has_microsoft_accounts:true,
has_processor_groups:true,
has_broken_prefetchvm:true,
has_new_pebteb_region:false,
has_broken_whoami:false,
has_unprivileged_createsymlink:false,
},
};
wincaps wincap_10_1511 __attribute__((section (".cygwin_dll_common"), shared)) = {
def_guard_pages:2,
{
is_server:false,
needs_count_in_si_lpres2:false,
has_gaa_largeaddress_bug:false,
has_broken_alloc_console:true,
has_console_logon_sid:true,
has_precise_system_time:true,
has_microsoft_accounts:true,
has_processor_groups:true,
has_broken_prefetchvm:false,
has_new_pebteb_region:true,
has_broken_whoami:false,
has_unprivileged_createsymlink:false,
},
};
wincaps wincap_10_1703 __attribute__((section (".cygwin_dll_common"), shared)) = {
def_guard_pages:2,
{
is_server:false,
needs_count_in_si_lpres2:false,
has_gaa_largeaddress_bug:false,
has_broken_alloc_console:true,
has_console_logon_sid:true,
has_precise_system_time:true,
has_microsoft_accounts:true,
has_processor_groups:true,
has_broken_prefetchvm:false,
has_new_pebteb_region:true,
has_broken_whoami:false,
has_unprivileged_createsymlink:true,
},
};
wincapc wincap __attribute__((section (".cygwin_dll_common"), shared));
void
wincapc::init ()
{
if (caps)
return; // already initialized
GetSystemInfo (&system_info);
version.dwOSVersionInfoSize = sizeof (RTL_OSVERSIONINFOEXW);
RtlGetVersion (&version);
/* Overwrite unreliable kernel version with correct values returned by
RtlGetNtVersionNumbers. See git log of this change for a description. */
RtlGetNtVersionNumbers (&version.dwMajorVersion,
&version.dwMinorVersion,
&version.dwBuildNumber);
version.dwBuildNumber &= 0xffff;
switch (version.dwMajorVersion)
{
case 6:
switch (version.dwMinorVersion)
{
case 0:
caps = &wincap_vista;
break;
case 1:
caps = &wincap_7;
break;
case 2:
case 3:
caps = &wincap_8;
break;
default:
caps = &wincap_10;
break;
}
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break;
case 10:
default:
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if (version.dwBuildNumber < 10586)
caps = &wincap_10;
else if (version.dwBuildNumber < 15063)
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caps = &wincap_10_1511;
else
caps = &wincap_10_1703;
}
((wincaps *)caps)->is_server = (version.wProductType != VER_NT_WORKSTATION);
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#ifdef __x86_64__
wow64 = 0;
/* 64 bit systems have one more guard page than their 32 bit counterpart. */
++((wincaps *)caps)->def_guard_pages;
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#else
if (NT_SUCCESS (NtQueryInformationProcess (NtCurrentProcess (),
ProcessWow64Information,
&wow64, sizeof wow64, NULL))
&& !wow64)
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#endif
{
((wincaps *)caps)->needs_count_in_si_lpres2 = false;
((wincaps *)caps)->has_gaa_largeaddress_bug = false;
((wincaps *)caps)->has_broken_prefetchvm = false;
}
* dcrt0.cc: Include string.h. (initial_env): Use small_printf's %P specifier. * dll_init.cc (dll_list::alloc): Use PATH_MAX instead of CYG_MAX_PATH for path name buffer size. * dll_init.h (struct dll): Ditto. * environ.cc: Include string.h. (win_env::add_cache): Use temporary local buffer for path conversion. (posify): Ditto. * exceptions.cc (try_to_debug): Use CreateProcessW to allow long path names. * miscfuncs.cc: Drop unused implementations of strcasematch and strncasematch. (ch_case_eq): Drop. (strcasestr): Drop. (cygwin_wcscasecmp): New function. (cygwin_wcsncasecmp): New function. (cygwin_strcasecmp): New function. (cygwin_strncasecmp): New function. (cygwin_wcslwr): New function. (cygwin_wcsupr): New function. (cygwin_strlwr): New function. (cygwin_strupr): New function. * ntdll.h (RtlDowncaseUnicodeString): Declare. (RtlUpcaseUnicodeString): Declare. (RtlInt64ToHexUnicodeString): Fix typo in comment. * string.h: Disable not NLS aware implementations of strcasematch and strncasematch. (cygwin_strcasecmp): Declare. (strcasecmp): Define as cygwin_strcasecmp. (cygwin_strncasecmp): Declare. (strncasecmp): Define as cygwin_strncasecmp. (strcasematch):Define using cygwin_strcasecmp. (strncasematch):Define using cygwin_strncasecmp. (cygwin_strlwr): Declare. (strlwr): Define as cygwin_strlwr. (cygwin_strupr): Declare. (strupr): Define as cygwin_strupr. * wchar.h: New file. * wincap.cc (wincapc::init): Use "NT" as fix OS string. * winsup.h (strcasematch): Drop declaration. (strncasematch): Ditto. (strcasestr): Ditto.
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__small_sprintf (osnam, "NT-%d.%d", version.dwMajorVersion,
version.dwMinorVersion);
}