/* 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, }; 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, }; 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, }; 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, }; 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, }; 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, }; 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, }; 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, }; 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, }; 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, }; 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, }; 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(&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: 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; ((wincaps *)caps)->has_console_handle_problem = false; } __small_sprintf (osnam, "NT-%d.%d", version.dwMajorVersion, version.dwMinorVersion); } void wincapc::set_chunksize (DWORD nchunksize) { ((wincaps *)caps)->chunksize = nchunksize; }