/* 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 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" /* Minimal set of capabilities which is equivalent to NT4. */ static NO_COPY wincaps wincap_unknown = { lock_file_highword:UINT32_MAX, chunksize:0, heapslop:0x0, is_server:false, 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_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_mmap_alignment_bug:false, has_hard_links:true, can_open_directories:true, has_move_file_ex:true, has_negative_pids:false, has_unreliable_pipes:false, has_named_pipes:true, has_try_enter_critical_section:true, has_raw_devices:true, has_valid_processorlevel:true, has_64bit_file_access:true, has_process_io_counters:false, supports_reading_modem_output_lines:true, needs_memory_protection:true, pty_needs_alloc_console:true, has_terminal_services:false, has_switch_to_thread:true, cant_debug_dll_entry:false, has_ioctl_storage_get_media_types_ex:false, start_proc_suspended:false, has_extended_priority_class:false, has_guid_volumes:false, detect_win16_exe:false, has_null_console_handler_routine:true, has_disk_ex_ioctls:false, has_working_virtual_lock:true, has_disabled_user_tos_setting:false, has_fileid_dirinfo:false, has_exclusiveaddruse: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, }; static NO_COPY wincaps wincap_nt4 = { lock_file_highword:UINT32_MAX, chunksize:0, heapslop:0x0, is_server:false, 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_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_mmap_alignment_bug:false, has_hard_links:true, can_open_directories:true, has_move_file_ex:true, has_negative_pids:false, has_unreliable_pipes:false, has_named_pipes:true, has_try_enter_critical_section:true, has_raw_devices:true, has_valid_processorlevel:true, has_64bit_file_access:true, has_process_io_counters:false, supports_reading_modem_output_lines:true, needs_memory_protection:true, pty_needs_alloc_console:true, has_terminal_services:false, has_switch_to_thread:true, cant_debug_dll_entry:false, has_ioctl_storage_get_media_types_ex:false, start_proc_suspended:false, has_extended_priority_class:false, has_guid_volumes:false, detect_win16_exe:false, has_null_console_handler_routine:true, has_disk_ex_ioctls:false, has_working_virtual_lock:true, has_disabled_user_tos_setting:false, has_fileid_dirinfo:false, has_exclusiveaddruse: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, }; static NO_COPY wincaps wincap_nt4sp4 = { lock_file_highword:UINT32_MAX, chunksize:0, heapslop:0x0, is_server:false, 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_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_mmap_alignment_bug:false, has_hard_links:true, can_open_directories:true, has_move_file_ex:true, has_negative_pids:false, has_unreliable_pipes:false, has_named_pipes:true, has_try_enter_critical_section:true, has_raw_devices:true, has_valid_processorlevel:true, has_64bit_file_access:true, has_process_io_counters:false, supports_reading_modem_output_lines:true, needs_memory_protection:true, pty_needs_alloc_console:true, has_terminal_services:false, has_switch_to_thread:true, cant_debug_dll_entry:false, has_ioctl_storage_get_media_types_ex:false, start_proc_suspended:false, has_extended_priority_class:false, has_guid_volumes:false, detect_win16_exe:false, has_null_console_handler_routine:true, has_disk_ex_ioctls:false, has_working_virtual_lock:true, has_disabled_user_tos_setting:false, has_fileid_dirinfo:false, has_exclusiveaddruse:true, 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, }; static NO_COPY wincaps wincap_2000 = { lock_file_highword:UINT32_MAX, chunksize:0, heapslop:0x0, is_server:false, 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_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_mmap_alignment_bug:false, has_hard_links:true, can_open_directories:true, has_move_file_ex:true, has_negative_pids:false, has_unreliable_pipes:false, has_named_pipes:true, has_try_enter_critical_section:true, has_raw_devices:true, has_valid_processorlevel:true, has_64bit_file_access:true, has_process_io_counters:true, supports_reading_modem_output_lines:true, needs_memory_protection:true, pty_needs_alloc_console:true, has_terminal_services:true, has_switch_to_thread:true, cant_debug_dll_entry:false, has_ioctl_storage_get_media_types_ex:false, start_proc_suspended:false, has_extended_priority_class:true, has_guid_volumes:true, detect_win16_exe:false, has_null_console_handler_routine:true, has_disk_ex_ioctls:false, has_working_virtual_lock:true, has_disabled_user_tos_setting:true, has_fileid_dirinfo:true, has_exclusiveaddruse:true, 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, }; static NO_COPY wincaps wincap_xp = { lock_file_highword:UINT32_MAX, chunksize:0, heapslop:0x0, is_server:false, 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_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_mmap_alignment_bug:false, has_hard_links:true, can_open_directories:true, has_move_file_ex:true, has_negative_pids:false, has_unreliable_pipes:false, has_named_pipes:true, has_try_enter_critical_section:true, has_raw_devices:true, has_valid_processorlevel:true, has_64bit_file_access:true, has_process_io_counters:true, supports_reading_modem_output_lines:true, needs_memory_protection:true, pty_needs_alloc_console:true, has_terminal_services:true, has_switch_to_thread:true, cant_debug_dll_entry:false, has_ioctl_storage_get_media_types_ex:true, start_proc_suspended:false, has_extended_priority_class:true, has_guid_volumes:true, detect_win16_exe:false, has_null_console_handler_routine:true, has_disk_ex_ioctls:true, has_working_virtual_lock:true, has_disabled_user_tos_setting:true, has_fileid_dirinfo:true, has_exclusiveaddruse: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, }; static NO_COPY wincaps wincap_2003 = { lock_file_highword:UINT32_MAX, chunksize:0, heapslop:0x4, is_server: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_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:false, has_working_copy_on_write:true, share_mmaps_only_by_name:false, virtual_protect_works_on_shared_pages:true, has_mmap_alignment_bug:false, has_hard_links:true, can_open_directories:true, has_move_file_ex:true, has_negative_pids:false, has_unreliable_pipes:false, has_named_pipes:true, has_try_enter_critical_section:true, has_raw_devices:true, has_valid_processorlevel:true, has_64bit_file_access:true, has_process_io_counters:true, supports_reading_modem_output_lines:true, needs_memory_protection:true, pty_needs_alloc_console:true, has_terminal_services:true, has_switch_to_thread:true, cant_debug_dll_entry:false, has_ioctl_storage_get_media_types_ex:true, start_proc_suspended:false, has_extended_priority_class:true, has_guid_volumes:true, detect_win16_exe:false, has_null_console_handler_routine:true, has_disk_ex_ioctls:true, has_working_virtual_lock:true, has_disabled_user_tos_setting:true, has_fileid_dirinfo:true, has_exclusiveaddruse: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, }; static NO_COPY wincaps wincap_vista = { lock_file_highword:UINT32_MAX, chunksize:0, heapslop:0x4, is_server:false, 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_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:false, has_working_copy_on_write:true, share_mmaps_only_by_name:false, virtual_protect_works_on_shared_pages:true, has_mmap_alignment_bug:false, has_hard_links:true, can_open_directories:true, has_move_file_ex:true, has_negative_pids:false, has_unreliable_pipes:false, has_named_pipes:true, has_try_enter_critical_section:true, has_raw_devices:true, has_valid_processorlevel:true, has_64bit_file_access:true, has_process_io_counters:true, supports_reading_modem_output_lines:true, needs_memory_protection:true, pty_needs_alloc_console:true, has_terminal_services:true, has_switch_to_thread:true, cant_debug_dll_entry:false, has_ioctl_storage_get_media_types_ex:true, start_proc_suspended:false, has_extended_priority_class:true, has_guid_volumes:true, detect_win16_exe:false, has_null_console_handler_routine:true, has_disk_ex_ioctls:true, has_working_virtual_lock:true, has_disabled_user_tos_setting:true, has_fileid_dirinfo:true, has_exclusiveaddruse: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, }; wincapc wincap __attribute__((section (".cygwin_dll_common"), shared)); void wincapc::init () { const char *os; 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(&version))) { has_osversioninfoex = false; version.dwOSVersionInfoSize = sizeof (OSVERSIONINFO); GetVersionEx (reinterpret_cast(&version)); } switch (version.dwPlatformId) { case VER_PLATFORM_WIN32_NT: switch (version.dwMajorVersion) { case 4: os = "NT"; if (!has_osversioninfoex && strcmp (version.szCSDVersion, "Service Pack 4") < 0) caps = &wincap_nt4; else caps = &wincap_nt4sp4; break; case 5: os = "NT"; switch (version.dwMinorVersion) { case 0: caps = &wincap_2000; break; case 1: caps = &wincap_xp; if (version.wServicePackMajor < 1) ((wincaps *)this->caps)->has_gaa_prefixes = false; break; default: caps = &wincap_2003; } break; case 6: os = "NT"; caps = &wincap_vista; break; default: os = "??"; caps = &wincap_unknown; break; } break; case VER_PLATFORM_WIN32_WINDOWS: /* This is just preliminary. */ api_fatal ("Windows 95/98/Me are not supported."); break; default: os = "??"; caps = &wincap_unknown; break; } if (has_osversioninfoex && version.wProductType != VER_NT_WORKSTATION) ((wincaps *)this->caps)->is_server = true; BOOL is_wow64_proc = FALSE; if (IsWow64Process (GetCurrentProcess (), &is_wow64_proc)) wow64 = is_wow64_proc; else ((wincaps *)this->caps)->needs_count_in_si_lpres2 = false; __small_sprintf (osnam, "%s-%d.%d", os, version.dwMajorVersion, version.dwMinorVersion); } void wincapc::set_chunksize (DWORD nchunksize) { ((wincaps *)this->caps)->chunksize = nchunksize; }