newlib-cygwin/winsup/cygwin/wincap.cc

565 lines
16 KiB
C++

/* wincap.cc -- figure out on which OS we're running. Set the
capability class to the appropriate values.
Copyright 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008 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"
#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... */
/* Minimal set of capabilities which is equivalent to NT4. */
wincaps wincap_unknown __attribute__((section (".cygwin_dll_common"), shared)) = {
chunksize:0,
heapslop:0x0,
max_sys_priv:SE_CHANGE_NOTIFY_PRIVILEGE,
is_server:false,
has_dacl_protect:false,
has_ip_helper_lib:false,
has_broken_if_oper_status:false,
has_physical_mem_access:true,
has_process_io_counters:false,
has_terminal_services:false,
has_create_global_privilege:false,
has_ioctl_storage_get_media_types_ex:false,
has_extended_priority_class:false,
has_guid_volumes:false,
has_disk_ex_ioctls:false,
has_disabled_user_tos_setting:false,
has_fileid_dirinfo:false,
has_exclusiveaddruse:false,
has_enhanced_socket_security:false,
has_buggy_restart_scan:false,
has_mandatory_integrity_control:false,
needs_logon_sid_in_sid_list:true,
needs_count_in_si_lpres2:false,
has_recycle_dot_bin:false,
has_gaa_prefixes:false,
has_gaa_on_link_prefix:false,
supports_all_posix_ai_flags:false,
has_restricted_stack_args:false,
has_transactions:false,
ts_has_dep_problem:false,
has_recvmsg:false,
has_sendmsg:false,
has_broken_udf:false,
has_console_handle_problem:false,
has_broken_alloc_console:false,
has_always_all_codepages:false,
};
wincaps wincap_nt4 __attribute__((section (".cygwin_dll_common"), shared)) = {
chunksize:0,
heapslop:0x0,
max_sys_priv:SE_CHANGE_NOTIFY_PRIVILEGE,
is_server:false,
has_dacl_protect:false,
has_ip_helper_lib:false,
has_broken_if_oper_status:false,
has_physical_mem_access:true,
has_process_io_counters:false,
has_terminal_services:false,
has_create_global_privilege:false,
has_ioctl_storage_get_media_types_ex:false,
has_extended_priority_class:false,
has_guid_volumes:false,
has_disk_ex_ioctls:false,
has_disabled_user_tos_setting:false,
has_fileid_dirinfo:false,
has_exclusiveaddruse:false,
has_enhanced_socket_security:false,
has_buggy_restart_scan:false,
has_mandatory_integrity_control:false,
needs_logon_sid_in_sid_list:true,
needs_count_in_si_lpres2:false,
has_recycle_dot_bin:false,
has_gaa_prefixes:false,
has_gaa_on_link_prefix:false,
supports_all_posix_ai_flags:false,
has_restricted_stack_args:false,
has_transactions:false,
ts_has_dep_problem:false,
has_recvmsg:false,
has_sendmsg:false,
has_broken_udf:false,
has_console_handle_problem:false,
has_broken_alloc_console:false,
has_always_all_codepages:false,
};
wincaps wincap_nt4sp4 __attribute__((section (".cygwin_dll_common"), shared)) = {
chunksize:0,
heapslop:0x0,
max_sys_priv:SE_CHANGE_NOTIFY_PRIVILEGE,
is_server:false,
has_dacl_protect:false,
has_ip_helper_lib:true,
has_broken_if_oper_status:true,
has_physical_mem_access:true,
has_process_io_counters:false,
has_terminal_services:false,
has_create_global_privilege:false,
has_ioctl_storage_get_media_types_ex:false,
has_extended_priority_class:false,
has_guid_volumes:false,
has_disk_ex_ioctls:false,
has_disabled_user_tos_setting:false,
has_fileid_dirinfo:false,
has_exclusiveaddruse:true,
has_enhanced_socket_security:false,
has_buggy_restart_scan:false,
has_mandatory_integrity_control:false,
needs_logon_sid_in_sid_list:true,
needs_count_in_si_lpres2:false,
has_recycle_dot_bin:false,
has_gaa_prefixes:false,
has_gaa_on_link_prefix:false,
supports_all_posix_ai_flags:false,
has_restricted_stack_args:false,
has_transactions:false,
ts_has_dep_problem:false,
has_recvmsg:false,
has_sendmsg:false,
has_broken_udf:false,
has_console_handle_problem:false,
has_broken_alloc_console:false,
has_always_all_codepages:false,
};
wincaps wincap_2000 __attribute__((section (".cygwin_dll_common"), shared)) = {
chunksize:0,
heapslop:0x0,
max_sys_priv:SE_MANAGE_VOLUME_PRIVILEGE,
is_server:false,
has_dacl_protect:true,
has_ip_helper_lib:true,
has_broken_if_oper_status:false,
has_physical_mem_access:true,
has_process_io_counters:true,
has_terminal_services:true,
has_create_global_privilege:false,
has_ioctl_storage_get_media_types_ex:false,
has_extended_priority_class:true,
has_guid_volumes:true,
has_disk_ex_ioctls:false,
has_disabled_user_tos_setting:true,
has_fileid_dirinfo:true,
has_exclusiveaddruse:true,
has_enhanced_socket_security:false,
has_buggy_restart_scan:true,
has_mandatory_integrity_control:false,
needs_logon_sid_in_sid_list:true,
needs_count_in_si_lpres2:false,
has_recycle_dot_bin:false,
has_gaa_prefixes:false,
has_gaa_on_link_prefix:false,
supports_all_posix_ai_flags:false,
has_restricted_stack_args:false,
has_transactions:false,
ts_has_dep_problem:false,
has_recvmsg:false,
has_sendmsg:false,
has_broken_udf:true,
has_console_handle_problem:false,
has_broken_alloc_console:false,
has_always_all_codepages:false,
};
wincaps wincap_2000sp4 __attribute__((section (".cygwin_dll_common"), shared)) = {
chunksize:0,
heapslop:0x0,
max_sys_priv:SE_CREATE_GLOBAL_PRIVILEGE,
is_server:false,
has_dacl_protect:true,
has_ip_helper_lib:true,
has_broken_if_oper_status:false,
has_physical_mem_access:true,
has_process_io_counters:true,
has_terminal_services:true,
has_create_global_privilege:true,
has_ioctl_storage_get_media_types_ex:false,
has_extended_priority_class:true,
has_guid_volumes:true,
has_disk_ex_ioctls:false,
has_disabled_user_tos_setting:true,
has_fileid_dirinfo:true,
has_exclusiveaddruse:true,
has_enhanced_socket_security:false,
has_buggy_restart_scan:true,
has_mandatory_integrity_control:false,
needs_logon_sid_in_sid_list:true,
needs_count_in_si_lpres2:false,
has_recycle_dot_bin:false,
has_gaa_prefixes:false,
has_gaa_on_link_prefix:false,
supports_all_posix_ai_flags:false,
has_restricted_stack_args:false,
has_transactions:false,
ts_has_dep_problem:false,
has_recvmsg:false,
has_sendmsg:false,
has_broken_udf:true,
has_console_handle_problem:false,
has_broken_alloc_console:false,
has_always_all_codepages:false,
};
wincaps wincap_xp __attribute__((section (".cygwin_dll_common"), shared)) = {
chunksize:0,
heapslop:0x0,
max_sys_priv:SE_MANAGE_VOLUME_PRIVILEGE,
is_server:false,
has_dacl_protect:true,
has_ip_helper_lib:true,
has_broken_if_oper_status:false,
has_physical_mem_access:true,
has_process_io_counters:true,
has_terminal_services:true,
has_create_global_privilege:false,
has_ioctl_storage_get_media_types_ex:true,
has_extended_priority_class:true,
has_guid_volumes:true,
has_disk_ex_ioctls:true,
has_disabled_user_tos_setting:true,
has_fileid_dirinfo:true,
has_exclusiveaddruse:true,
has_enhanced_socket_security:false,
has_buggy_restart_scan:false,
has_mandatory_integrity_control:false,
needs_logon_sid_in_sid_list:false,
needs_count_in_si_lpres2:false,
has_recycle_dot_bin:false,
has_gaa_prefixes:false,
has_gaa_on_link_prefix:false,
supports_all_posix_ai_flags:false,
has_restricted_stack_args:false,
has_transactions:false,
ts_has_dep_problem:false,
has_recvmsg:true,
has_sendmsg:false,
has_broken_udf:true,
has_console_handle_problem:false,
has_broken_alloc_console:false,
has_always_all_codepages:false,
};
wincaps wincap_xpsp1 __attribute__((section (".cygwin_dll_common"), shared)) = {
chunksize:0,
heapslop:0x0,
max_sys_priv:SE_MANAGE_VOLUME_PRIVILEGE,
is_server:false,
has_dacl_protect:true,
has_ip_helper_lib:true,
has_broken_if_oper_status:false,
has_physical_mem_access:true,
has_process_io_counters:true,
has_terminal_services:true,
has_create_global_privilege:false,
has_ioctl_storage_get_media_types_ex:true,
has_extended_priority_class:true,
has_guid_volumes:true,
has_disk_ex_ioctls:true,
has_disabled_user_tos_setting:true,
has_fileid_dirinfo:true,
has_exclusiveaddruse:true,
has_enhanced_socket_security:false,
has_buggy_restart_scan:false,
has_mandatory_integrity_control:false,
needs_logon_sid_in_sid_list:false,
needs_count_in_si_lpres2:false,
has_recycle_dot_bin:false,
has_gaa_prefixes:true,
has_gaa_on_link_prefix:false,
supports_all_posix_ai_flags:false,
has_restricted_stack_args:false,
has_transactions:false,
ts_has_dep_problem:false,
has_recvmsg:true,
has_sendmsg:false,
has_broken_udf:true,
has_console_handle_problem:false,
has_broken_alloc_console:false,
has_always_all_codepages:false,
};
wincaps wincap_xpsp2 __attribute__((section (".cygwin_dll_common"), shared)) = {
chunksize:0,
heapslop:0x0,
max_sys_priv:SE_CREATE_GLOBAL_PRIVILEGE,
is_server:false,
has_dacl_protect:true,
has_ip_helper_lib:true,
has_broken_if_oper_status:false,
has_physical_mem_access:true,
has_process_io_counters:true,
has_terminal_services:true,
has_create_global_privilege:true,
has_ioctl_storage_get_media_types_ex:true,
has_extended_priority_class:true,
has_guid_volumes:true,
has_disk_ex_ioctls:true,
has_disabled_user_tos_setting:true,
has_fileid_dirinfo:true,
has_exclusiveaddruse:true,
has_enhanced_socket_security:false,
has_buggy_restart_scan:false,
has_mandatory_integrity_control:false,
needs_logon_sid_in_sid_list:false,
needs_count_in_si_lpres2:false,
has_recycle_dot_bin:false,
has_gaa_prefixes:true,
has_gaa_on_link_prefix:false,
supports_all_posix_ai_flags:false,
has_restricted_stack_args:false,
has_transactions:false,
ts_has_dep_problem:false,
has_recvmsg:true,
has_sendmsg:false,
has_broken_udf:true,
has_console_handle_problem:false,
has_broken_alloc_console:false,
has_always_all_codepages:false,
};
wincaps wincap_2003 __attribute__((section (".cygwin_dll_common"), shared)) = {
chunksize:0,
heapslop:0x4,
max_sys_priv:SE_CREATE_GLOBAL_PRIVILEGE,
is_server:true,
has_dacl_protect:true,
has_ip_helper_lib:true,
has_broken_if_oper_status:false,
has_physical_mem_access:false,
has_process_io_counters:true,
has_terminal_services:true,
has_create_global_privilege:true,
has_ioctl_storage_get_media_types_ex:true,
has_extended_priority_class:true,
has_guid_volumes:true,
has_disk_ex_ioctls:true,
has_disabled_user_tos_setting:true,
has_fileid_dirinfo:true,
has_exclusiveaddruse:true,
has_enhanced_socket_security:true,
has_buggy_restart_scan:false,
has_mandatory_integrity_control:false,
needs_logon_sid_in_sid_list:false,
needs_count_in_si_lpres2:false,
has_recycle_dot_bin:false,
has_gaa_prefixes:true,
has_gaa_on_link_prefix:false,
supports_all_posix_ai_flags:false,
has_restricted_stack_args:true,
has_transactions:false,
ts_has_dep_problem:false,
has_recvmsg:true,
has_sendmsg:false,
has_broken_udf:true,
has_console_handle_problem:false,
has_broken_alloc_console:false,
has_always_all_codepages:false,
};
wincaps wincap_vista __attribute__((section (".cygwin_dll_common"), shared)) = {
chunksize:0,
heapslop:0x4,
max_sys_priv:SE_CREATE_SYMBOLIC_LINK_PRIVILEGE,
is_server:false,
has_dacl_protect:true,
has_ip_helper_lib:true,
has_broken_if_oper_status:false,
has_physical_mem_access:false,
has_process_io_counters:true,
has_terminal_services:true,
has_create_global_privilege:true,
has_ioctl_storage_get_media_types_ex:true,
has_extended_priority_class:true,
has_guid_volumes:true,
has_disk_ex_ioctls:true,
has_disabled_user_tos_setting:true,
has_fileid_dirinfo:true,
has_exclusiveaddruse:true,
has_enhanced_socket_security:true,
has_buggy_restart_scan:false,
has_mandatory_integrity_control:true,
needs_logon_sid_in_sid_list:false,
needs_count_in_si_lpres2:true,
has_recycle_dot_bin:true,
has_gaa_prefixes:true,
has_gaa_on_link_prefix:true,
supports_all_posix_ai_flags:true,
has_restricted_stack_args:false,
has_transactions:true,
ts_has_dep_problem:false,
has_recvmsg:true,
has_sendmsg:true,
has_broken_udf:false,
has_console_handle_problem:false,
has_broken_alloc_console:false,
has_always_all_codepages:true,
};
wincaps wincap_7 __attribute__((section (".cygwin_dll_common"), shared)) = {
chunksize:0,
heapslop:0x4,
max_sys_priv:SE_CREATE_SYMBOLIC_LINK_PRIVILEGE,
is_server:false,
has_dacl_protect:true,
has_ip_helper_lib:true,
has_broken_if_oper_status:false,
has_physical_mem_access:false,
has_process_io_counters:true,
has_terminal_services:true,
has_create_global_privilege:true,
has_ioctl_storage_get_media_types_ex:true,
has_extended_priority_class:true,
has_guid_volumes:true,
has_disk_ex_ioctls:true,
has_disabled_user_tos_setting:true,
has_fileid_dirinfo:true,
has_exclusiveaddruse:true,
has_enhanced_socket_security:true,
has_buggy_restart_scan:false,
has_mandatory_integrity_control:true,
needs_logon_sid_in_sid_list:false,
needs_count_in_si_lpres2:true,
has_recycle_dot_bin:true,
has_gaa_prefixes:true,
has_gaa_on_link_prefix:true,
supports_all_posix_ai_flags:true,
has_restricted_stack_args:false,
has_transactions:true,
ts_has_dep_problem:false,
has_recvmsg:true,
has_sendmsg:true,
has_broken_udf:false,
has_console_handle_problem:true,
has_broken_alloc_console:true,
has_always_all_codepages:true,
};
wincapc wincap __attribute__((section (".cygwin_dll_common"), shared));
void
wincapc::init ()
{
bool has_osversioninfoex = true;
if (caps)
return; // already initialized
memset (&version, 0, sizeof version);
/* Request versionex info first, which is available on all systems since
NT4 SP6 anyway. If that fails, call the simple version. */
version.dwOSVersionInfoSize = sizeof (OSVERSIONINFOEX);
if (!GetVersionEx (reinterpret_cast<LPOSVERSIONINFO>(&version)))
{
has_osversioninfoex = false;
version.dwOSVersionInfoSize = sizeof (OSVERSIONINFO);
GetVersionEx (reinterpret_cast<LPOSVERSIONINFO>(&version));
}
switch (version.dwPlatformId)
{
case VER_PLATFORM_WIN32_NT:
switch (version.dwMajorVersion)
{
case 4:
if (!has_osversioninfoex
&& strcmp (version.szCSDVersion, "Service Pack 4") < 0)
caps = &wincap_nt4;
else
caps = &wincap_nt4sp4;
break;
case 5:
switch (version.dwMinorVersion)
{
case 0:
if (version.wServicePackMajor < 4)
caps = &wincap_2000;
else
caps = &wincap_2000sp4;
break;
case 1:
caps = &wincap_xp;
switch (version.wServicePackMajor)
{
case 0:
caps = &wincap_xp;
case 1:
caps = &wincap_xpsp1;
default:
caps = &wincap_xpsp2;
}
break;
default:
caps = &wincap_2003;
}
break;
case 6:
switch (version.dwMinorVersion)
{
case 0:
caps = &wincap_vista;
break;
default:
caps = &wincap_7;
break;
}
break;
default:
caps = &wincap_unknown;
break;
}
break;
case VER_PLATFORM_WIN32_WINDOWS:
/* I'd be very surprised if this code is ever hit, but it doesn't
hurt to keep it. */
api_fatal ("Windows 95/98/Me are not supported.");
break;
default:
caps = &wincap_unknown;
break;
}
if (has_osversioninfoex && version.wProductType != VER_NT_WORKSTATION)
{
((wincaps *)caps)->is_server = true;
if (version.dwMajorVersion >= 6
&& (version.wSuiteMask
& (VER_SUITE_TERMINAL | VER_SUITE_SINGLEUSERTS))
== VER_SUITE_TERMINAL)
((wincaps *)caps)->ts_has_dep_problem = true;
}
if (NT_SUCCESS (NtQueryInformationProcess (GetCurrentProcess (),
ProcessWow64Information,
&wow64, sizeof wow64, NULL))
&& !wow64)
{
((wincaps *)caps)->needs_count_in_si_lpres2 = false;
((wincaps *)caps)->has_restricted_stack_args = false;
}
__small_sprintf (osnam, "NT-%d.%d", version.dwMajorVersion,
version.dwMinorVersion);
}
void
wincapc::set_chunksize (DWORD nchunksize)
{
((wincaps *)caps)->chunksize = nchunksize;
}