#include "syshead.h"
#include <minwindef.h>
#include <winsock2.h>
#include "buffer.h"
#include "error.h"
#include "mtu.h"
#include "run_command.h"
#include "sig.h"
#include "win32-util.h"
#include "win32.h"
#include "openvpn-msg.h"
#include "memdbg.h"
#include <versionhelpers.h>
#include "wfp_block.h"

Include dependency graph for win32.c:

Typedefs
typedef LONG(WINAPI *	RtlGetVersionPtr) (PRTL_OSVERSIONINFOW)

Enumerations
enum	arch_t { ARCH_X86 , ARCH_AMD64 , ARCH_ARM64 , ARCH_NATIVE , ARCH_UNKNOWN }

Functions
static void	set_openssl_env_vars (void)
	Set OpenSSL environment variables to a safe directory.

void	init_win32 (void)

void	uninit_win32 (void)

void	set_pause_exit_win32 (void)

bool	init_security_attributes_allow_all (struct security_attributes *obj)

void	overlapped_io_init (struct overlapped_io o, const struct frame frame, BOOL event_state)

void	overlapped_io_close (struct overlapped_io *o)

char *	overlapped_io_state_ascii (const struct overlapped_io *o)

void	init_net_event_win32 (struct rw_handle *event, long network_events, socket_descriptor_t sd, unsigned int flags)

long	reset_net_event_win32 (struct rw_handle *event, socket_descriptor_t sd)

void	close_net_event_win32 (struct rw_handle *event, socket_descriptor_t sd, unsigned int flags)

void	net_event_win32_init (struct net_event_win32 *ne)

void	net_event_win32_start (struct net_event_win32 *ne, long network_events, socket_descriptor_t sd)

void	net_event_win32_reset_write (struct net_event_win32 *ne)

void	net_event_win32_reset (struct net_event_win32 *ne)

void	net_event_win32_stop (struct net_event_win32 *ne)

void	net_event_win32_close (struct net_event_win32 *ne)

static void	win_trigger_event (struct win32_signal *ws)

static bool WINAPI	win_ctrl_handler (DWORD signum)

void	win32_signal_clear (struct win32_signal *ws)

void	win32_signal_open (struct win32_signal ws, int force, const char exit_event_name, bool exit_event_initial_state)

static bool	keyboard_input_available (struct win32_signal *ws)

static unsigned int	keyboard_ir_to_key (INPUT_RECORD *ir)

static unsigned int	win32_keyboard_get (struct win32_signal *ws)

void	win32_signal_close (struct win32_signal *ws)

bool	win32_service_interrupt (struct win32_signal *ws)

int	win32_signal_get (struct win32_signal *ws)

void	win32_pause (struct win32_signal *ws)

void	window_title_clear (struct window_title *wt)

void	window_title_save (struct window_title *wt)

void	window_title_restore (const struct window_title *wt)

void	window_title_generate (const char *title)

void	semaphore_clear (struct semaphore *s)

void	semaphore_open (struct semaphore s, const char name)

bool	semaphore_lock (struct semaphore *s, int timeout_milliseconds)

void	semaphore_release (struct semaphore *s)

void	semaphore_close (struct semaphore *s)

void	netcmd_semaphore_init (void)

void	netcmd_semaphore_close (void)

void	netcmd_semaphore_lock (void)

void	netcmd_semaphore_release (void)

static char *	env_block (const struct env_set *es)

static WCHAR *	wide_cmd_line (const struct argv a, struct gc_arena gc)

int	openvpn_execve (const struct argv a, const struct env_set es, const unsigned int flags)

void	fork_to_self (const char *cmdline)

char *	get_win_sys_path (void)

void	set_win_sys_path (const char newpath, struct env_set es)

void	set_win_sys_path_via_env (struct env_set *es)

static bool	win_get_exe_path (PWCHAR path, DWORD size)

static void	win_wfp_msg_handler (DWORD err, const char *msg)

static bool	win_wfp_block_service (bool add, bool dns_only, int index, const HANDLE pipe)

bool	win_wfp_block (const NET_IFINDEX index, const HANDLE msg_channel, BOOL dns_only)

bool	win_wfp_uninit (const NET_IFINDEX index, const HANDLE msg_channel)

static void	win32_get_arch (arch_t process_arch, arch_t host_arch)

static void	win32_print_arch (arch_t arch, struct buffer *out)

const char *	win32_version_string (struct gc_arena *gc)
	Get Windows version string with architecture info.

bool	send_msg_iservice (HANDLE pipe, const void data, DWORD size, ack_message_t ack, const char *context)
	Send the `size` bytes in buffer `data` to the interactive service `pipe` and read the result in `ack`.

bool	get_openvpn_reg_value (const WCHAR key, WCHAR value, DWORD size)
	Fetches a registry value for OpenVPN registry key.

void	win32_sleep (const int n)

bool	plugin_in_trusted_dir (const WCHAR *plugin_path)
	Checks if a plugin is located in a trusted directory.

bool	protect_buffer_win32 (char *buf, DWORD len)
	Encrypt a region of memory using CryptProtectMemory() with access restricted to the current process.

bool	unprotect_buffer_win32 (char *buf, DWORD len)
	Decrypt a previously encrypted region of memory using CryptUnProtectMemory() with access restricted to the current process.

Variables
static HANDLE	m_hEngineHandle = NULL

static int	tap_metric_v4 = -1

static int	tap_metric_v6 = -1

static struct WSAData	wsa_state

static bool	pause_exit_enabled = false

struct win32_signal	win32_signal

struct window_title	window_title

struct semaphore	netcmd_semaphore

static char *	win_sys_path = NULL

Typedef Documentation

◆ RtlGetVersionPtr

typedef LONG(WINAPI * RtlGetVersionPtr) (PRTL_OSVERSIONINFOW)

Definition at line 1377 of file win32.c.

Enumeration Type Documentation

◆ arch_t

enum arch_t

Enumerator
ARCH_X86
ARCH_AMD64
ARCH_ARM64
ARCH_NATIVE
ARCH_UNKNOWN

Definition at line 1277 of file win32.c.

Function Documentation

◆ close_net_event_win32()

void close_net_event_win32	(	struct rw_handle *	event,
		socket_descriptor_t	sd,
		unsigned int	flags
	)

Definition at line 274 of file win32.c.

References M_ERRNO, M_WARN, msg, NE32_PERSIST_EVENT, rw_handle::read, socket_defined(), and rw_handle::write.

Referenced by link_socket_close(), net_event_win32_close(), and net_event_win32_stop().

◆ env_block()

static char * env_block ( const struct env_set * es )

static

Definition at line 879 of file win32.c.

References check_malloc_return(), env_allowed(), es, get_win_sys_path(), env_set::list, M_INFO, M_WARN, msg, env_item::next, and env_item::string.

Referenced by openvpn_execve().

◆ fork_to_self()

void fork_to_self ( const char * cmdline )

Definition at line 1067 of file win32.c.

References CLEAR, M_ERRNO, M_WARN, msg, status, and string_alloc().

Referenced by fork_dhcp_action(), and fork_register_dns_action().

◆ get_openvpn_reg_value()

bool get_openvpn_reg_value	(	const WCHAR *	key,
		WCHAR *	value,
		DWORD	size
	)

Fetches a registry value for OpenVPN registry key.

Parameters

key	Registry value name to fetch.
value	Buffer to store the fetched string value.
size	Size of `value` buffer in bytes.

Returns: true if successful, false otherwise.

Definition at line 1441 of file win32.c.

References status.

Referenced by plugin_in_trusted_dir(), and set_openssl_env_vars().

◆ get_win_sys_path()

char * get_win_sys_path ( void )

Definition at line 1108 of file win32.c.

References ASSERT, and win_sys_path.

Referenced by add_route(), delete_route(), do_dns_domain_pwsh(), do_ifconfig_ipv6(), env_block(), HandleEnableDHCPMessage(), ipconfig_register_dns(), netsh_delete_address_dns(), netsh_enable_dhcp(), netsh_ifconfig(), netsh_ifconfig_options(), netsh_set_dns6_servers(), netsh_wins_cmd(), and RegisterDNS().

◆ init_net_event_win32()

void init_net_event_win32	(	struct rw_handle *	event,
		long	network_events,
		socket_descriptor_t	sd,
		unsigned int	flags
	)

Definition at line 219 of file win32.c.

References M_ERR, M_ERRNO, M_FATAL, msg, NE32_PERSIST_EVENT, NE32_WRITE_EVENT, rw_handle::read, and rw_handle::write.

Referenced by net_event_win32_start(), and socket_listen_event_handle().

◆ init_security_attributes_allow_all()

bool init_security_attributes_allow_all ( struct security_attributes * obj )

Definition at line 150 of file win32.c.

References CLEAR, security_attributes::sa, and security_attributes::sd.

Referenced by semaphore_open(), tap_allow_nonadmin_access_handle(), and win32_signal_open().

◆ init_win32()

void init_win32 ( void )

Definition at line 107 of file win32.c.

References M_ERR, msg, set_openssl_env_vars(), win32_signal_clear(), window_title_clear(), and wsa_state.

Referenced by init_static().

◆ keyboard_input_available()

static bool keyboard_input_available ( struct win32_signal * ws )

static

Definition at line 539 of file win32.c.

References ASSERT, HANDLE_DEFINED, win32_signal::in, win32_signal::mode, rw_handle::read, and WSO_MODE_CONSOLE.

Referenced by win32_keyboard_get().

◆ keyboard_ir_to_key()

static unsigned int keyboard_ir_to_key ( INPUT_RECORD * ir )

static

Definition at line 554 of file win32.c.

Referenced by win32_keyboard_get().

◆ net_event_win32_close()

void net_event_win32_close ( struct net_event_win32 * ne )

Definition at line 374 of file win32.c.

References close_net_event_win32(), net_event_win32::handle, net_event_win32_defined(), net_event_win32_init(), and net_event_win32::sd.

Referenced by man_connection_close().

◆ net_event_win32_init()

void net_event_win32_init ( struct net_event_win32 * ne )

Definition at line 323 of file win32.c.

References CLEAR, net_event_win32::sd, and SOCKET_UNDEFINED.

Referenced by man_connection_init(), and net_event_win32_close().

◆ net_event_win32_reset()

void net_event_win32_reset ( struct net_event_win32 * ne )

Definition at line 357 of file win32.c.

References net_event_win32::event_mask, net_event_win32::handle, reset_net_event_win32(), and net_event_win32::sd.

Referenced by management_io().

◆ net_event_win32_reset_write()

void net_event_win32_reset_write ( struct net_event_win32 * ne )

Definition at line 339 of file win32.c.

References net_event_win32::event_mask, net_event_win32::handle, M_ERRNO, M_WARN, msg, status, and rw_handle::write.

Referenced by management_socket_set().

◆ net_event_win32_start()

void net_event_win32_start	(	struct net_event_win32 *	ne,
		long	network_events,
		socket_descriptor_t	sd
	)

Definition at line 330 of file win32.c.

References ASSERT, net_event_win32::event_mask, net_event_win32::handle, init_net_event_win32(), NE32_PERSIST_EVENT, NE32_WRITE_EVENT, net_event_win32::sd, and socket_defined().

Referenced by man_start_ne32().

◆ net_event_win32_stop()

void net_event_win32_stop ( struct net_event_win32 * ne )

Definition at line 363 of file win32.c.

References close_net_event_win32(), net_event_win32::event_mask, net_event_win32::handle, NE32_PERSIST_EVENT, net_event_win32_defined(), net_event_win32::sd, and SOCKET_UNDEFINED.

Referenced by man_stop_ne32().

◆ netcmd_semaphore_close()

void netcmd_semaphore_close ( void )

Definition at line 845 of file win32.c.

References netcmd_semaphore, and semaphore_close().

Referenced by uninit_win32().

◆ netcmd_semaphore_init()

void netcmd_semaphore_init ( void )

Definition at line 839 of file win32.c.

References netcmd_semaphore, and semaphore_open().

Referenced by netcmd_semaphore_lock().

◆ netcmd_semaphore_lock()

void netcmd_semaphore_lock ( void )

Definition at line 851 of file win32.c.

References semaphore::hand, M_FATAL, msg, netcmd_semaphore, netcmd_semaphore_init(), and semaphore_lock().

Referenced by add_route(), delete_route(), exec_command(), and ipconfig_register_dns().

◆ netcmd_semaphore_release()

void netcmd_semaphore_release ( void )

Definition at line 867 of file win32.c.

References netcmd_semaphore, semaphore_close(), and semaphore_release().

Referenced by add_route(), delete_route(), exec_command(), and ipconfig_register_dns().

◆ openvpn_execve()

int openvpn_execve	(	const struct argv *	a,
		const struct env_set *	es,
		const unsigned int	flags
	)

Definition at line 994 of file win32.c.

References argv::argv, CLEAR, env_block(), es, gc, gc_free(), gc_new(), buffer::len, M_ERRNO, M_WARN, msg, openvpn_execve_allowed(), OPENVPN_EXECVE_ERROR, OPENVPN_EXECVE_NOT_ALLOWED, script_security(), SCRIPT_SECURITY_WARNING, SSEC_SCRIPTS, wide_cmd_line(), and wide_string().

Referenced by openvpn_execve_check().

◆ overlapped_io_close()

void overlapped_io_close ( struct overlapped_io * o )

Definition at line 185 of file win32.c.

References overlapped_io::buf_init, free_buf(), M_ERRNO, M_WARN, msg, and overlapped_io::overlapped.

Referenced by close_tun_handle(), and link_socket_close().

◆ overlapped_io_init()

void overlapped_io_init	(	struct overlapped_io *	o,
		const struct frame *	frame,
		BOOL	event_state
	)

Definition at line 169 of file win32.c.

References alloc_buf_sock_tun(), overlapped_io::buf_init, CLEAR, M_ERR, msg, and overlapped_io::overlapped.

Referenced by init_tun_post(), and socket_frame_init().

◆ overlapped_io_state_ascii()

char * overlapped_io_state_ascii ( const struct overlapped_io * o )

Definition at line 198 of file win32.c.

References overlapped_io::iostate, IOSTATE_IMMEDIATE_RETURN, IOSTATE_INITIAL, and IOSTATE_QUEUED.

Referenced by socket_stat(), and tun_stat().

◆ plugin_in_trusted_dir()

bool plugin_in_trusted_dir ( const WCHAR * plugin_path )

Checks if a plugin is located in a trusted directory.

Verifies the plugin's path against a trusted directory, which is:

"plugin_dir" registry value or installation path, if the registry key is missing
system directory

UNC paths are explicitly disallowed.

Parameters

plugin_path Normalized path to the plugin.

Returns: true if the plugin is in a trusted directory and not a UNC path; false otherwise.

Definition at line 1546 of file win32.c.

References get_openvpn_reg_value(), M_ERRNO, M_NONFATAL, M_WARN, and msg.

Referenced by plugin_init_item().

◆ protect_buffer_win32()

bool protect_buffer_win32	(	char *	buf,
		DWORD	len
	)

Encrypt a region of memory using CryptProtectMemory() with access restricted to the current process.

buf pointer to the memory
len number of bytes to encrypt – must be a multiple of CRYPTPROTECTMEMORY_BLOCK_SIZE = 16

Definition at line 1601 of file win32.c.

References M_ERRNO, M_NONFATAL, and msg.

Referenced by protect_user_pass().

◆ reset_net_event_win32()

long reset_net_event_win32	(	struct rw_handle *	event,
		socket_descriptor_t	sd
	)

Definition at line 259 of file win32.c.

References M_ERRNO, M_FATAL, msg, and rw_handle::read.

Referenced by net_event_win32_reset(), and socket_reset_listen_persistent().

◆ semaphore_clear()

void semaphore_clear ( struct semaphore * s )

Definition at line 740 of file win32.c.

References CLEAR.

◆ semaphore_close()

void semaphore_close ( struct semaphore * s )

Definition at line 819 of file win32.c.

References D_SEMAPHORE, dmsg, semaphore::hand, semaphore::locked, semaphore::name, and semaphore_release().

Referenced by netcmd_semaphore_close(), and netcmd_semaphore_release().

◆ semaphore_lock()

bool semaphore_lock	(	struct semaphore *	s,
		int	timeout_milliseconds
	)

Definition at line 770 of file win32.c.

References ASSERT, D_SEMAPHORE, D_SEMAPHORE_LOW, dmsg, semaphore::hand, semaphore::locked, M_ERR, msg, semaphore::name, and status.

Referenced by netcmd_semaphore_lock().

◆ semaphore_open()

void semaphore_open	(	struct semaphore *	s,
		const char *	name
	)

Definition at line 746 of file win32.c.

References D_SEMAPHORE, dmsg, semaphore::hand, init_security_attributes_allow_all(), semaphore::locked, M_ERRNO, M_WARN, msg, semaphore::name, and security_attributes::sa.

Referenced by netcmd_semaphore_init().

◆ semaphore_release()

void semaphore_release ( struct semaphore * s )

Definition at line 804 of file win32.c.

References ASSERT, D_SEMAPHORE, dmsg, semaphore::hand, semaphore::locked, M_ERRNO, M_WARN, msg, and semaphore::name.

Referenced by netcmd_semaphore_release(), and semaphore_close().

◆ send_msg_iservice()

bool send_msg_iservice	(	HANDLE	pipe,
		const void *	data,
		DWORD	size,
		ack_message_t *	ack,
		const char *	context
	)

Send the size bytes in buffer data to the interactive service pipe and read the result in ack.

The string in context is used to prefix error messages.

Returns: true on success, false on communication error

Definition at line 1422 of file win32.c.

References gc, gc_free(), gc_new(), M_WARN, msg, and strerror_win32().

Referenced by do_address_service(), do_create_adapter_service(), do_dns_domain_service(), do_dns_service(), do_route_service(), do_set_mtu_service(), do_wins_service(), register_dns_service(), run_up_down_service(), service_enable_dhcp(), tuntap_set_ip_addr(), and win_wfp_block_service().

◆ set_openssl_env_vars()

static void set_openssl_env_vars ( void )

static

Set OpenSSL environment variables to a safe directory.

Definition at line 1461 of file win32.c.

References get_openvpn_reg_value(), i, and SIZE.

Referenced by init_win32().

◆ set_pause_exit_win32()

void set_pause_exit_win32 ( void )

Definition at line 144 of file win32.c.

References pause_exit_enabled.

Referenced by add_option().

◆ set_win_sys_path()

void set_win_sys_path	(	const char *	newpath,
		struct env_set *	es
	)

Definition at line 1115 of file win32.c.

References es, setenv_str(), string_alloc(), SYS_PATH_ENV_VAR_NAME, and win_sys_path.

Referenced by add_option(), and set_win_sys_path_via_env().

◆ set_win_sys_path_via_env()

void set_win_sys_path_via_env ( struct env_set * es )

Definition at line 1123 of file win32.c.

References es, M_ERR, M_FATAL, msg, set_win_sys_path(), status, and SYS_PATH_ENV_VAR_NAME.

Referenced by openvpn_main().

◆ uninit_win32()

void uninit_win32 ( void )

Definition at line 120 of file win32.c.

References win32_signal::mode, netcmd_semaphore_close(), pause_exit_enabled, win32_pause(), win32_signal_close(), win32_signal_open(), win_sys_path, window_title_restore(), WSO_FORCE_CONSOLE, and WSO_MODE_UNDEF.

Referenced by openvpn_exit().

◆ unprotect_buffer_win32()

bool unprotect_buffer_win32	(	char *	buf,
		DWORD	len
	)

Decrypt a previously encrypted region of memory using CryptUnProtectMemory() with access restricted to the current process.

buf pointer to the memory
len number of bytes to encrypt – must be a multiple of CRYPTPROTECTMEMORY_BLOCK_SIZE = 16

Definition at line 1619 of file win32.c.

References M_ERRNO, M_FATAL, M_NONFATAL, and msg.

Referenced by unprotect_user_pass().

◆ wide_cmd_line()

static WCHAR * wide_cmd_line	(	const struct argv *	a,
		struct gc_arena *	gc
	)

static

Definition at line 940 of file win32.c.

References alloc_buf_gc(), BSTR, buf_printf(), CC_ANY, CC_CRLF, CC_DOUBLE_QUOTE, CC_PRINT, CC_SPACE, check_malloc_return(), gc, gc_malloc(), i, buffer::len, string_class(), string_mod(), and wide_string().

Referenced by openvpn_execve().

◆ win32_get_arch()

static void win32_get_arch	(	arch_t *	process_arch,
		arch_t *	host_arch
	)

static

Definition at line 1287 of file win32.c.

References ARCH_AMD64, ARCH_ARM64, ARCH_NATIVE, ARCH_UNKNOWN, and ARCH_X86.

Referenced by win32_version_string().

◆ win32_keyboard_get()

static unsigned int win32_keyboard_get ( struct win32_signal * ws )

static

Definition at line 571 of file win32.c.

References ASSERT, HANDLE_DEFINED, win32_signal::in, keyboard_input_available(), keyboard_ir_to_key(), win32_signal::mode, rw_handle::read, and WSO_MODE_CONSOLE.

Referenced by win32_pause(), and win32_signal_get().

◆ win32_pause()

void win32_pause ( struct win32_signal * ws )

Definition at line 676 of file win32.c.

References HANDLE_DEFINED, win32_signal::in, M_INFO, M_NOPREFIX, win32_signal::mode, msg, rw_handle::read, win32_keyboard_get(), and WSO_MODE_CONSOLE.

Referenced by uninit_win32().

◆ win32_print_arch()

static void win32_print_arch	(	arch_t	arch,
		struct buffer *	out
	)

static

Definition at line 1352 of file win32.c.

References ARCH_AMD64, ARCH_ARM64, ARCH_UNKNOWN, ARCH_X86, and buf_printf().

Referenced by win32_version_string().

◆ win32_service_interrupt()

bool win32_service_interrupt ( struct win32_signal * ws )

Definition at line 619 of file win32.c.

References HANDLE_DEFINED, win32_signal::in, win32_signal::mode, rw_handle::read, and WSO_MODE_SERVICE.

Referenced by get_console_input_win32(), and win32_signal_get().

◆ win32_signal_clear()

void win32_signal_clear ( struct win32_signal * ws )

Definition at line 446 of file win32.c.

References CLEAR.

Referenced by init_win32().

◆ win32_signal_close()

void win32_signal_close ( struct win32_signal * ws )

Definition at line 599 of file win32.c.

References CLEAR, win32_signal::console_mode_save, win32_signal::console_mode_save_defined, HANDLE_DEFINED, win32_signal::in, M_ERR, win32_signal::mode, msg, rw_handle::read, and WSO_MODE_SERVICE.

Referenced by halt_non_edge_triggered_signals(), and uninit_win32().

◆ win32_signal_get()

int win32_signal_get ( struct win32_signal * ws )

Definition at line 632 of file win32.c.

References win32_signal::mode, siginfo_static, signal_info::signal_received, throw_signal(), win32_keyboard_get(), win32_service_interrupt(), WSO_MODE_CONSOLE, and WSO_MODE_SERVICE.

Referenced by get_signal(), and win32_sleep().

◆ win32_signal_open()

void win32_signal_open	(	struct win32_signal *	ws,
		int	force,
		const char *	exit_event_name,
		bool	exit_event_initial_state
	)

Definition at line 452 of file win32.c.

References CLEAR, win32_signal::console_mode_save, win32_signal::console_mode_save_defined, gc, gc_free(), gc_new(), HANDLE_DEFINED, win32_signal::in, init_security_attributes_allow_all(), M_ERR, M_ERRNO, M_FATAL, M_WARN, win32_signal::mode, msg, rw_handle::read, security_attributes::sa, wide_string(), win_ctrl_handler(), rw_handle::write, WSO_FORCE_CONSOLE, WSO_FORCE_SERVICE, WSO_MODE_CONSOLE, WSO_MODE_SERVICE, WSO_MODE_UNDEF, and WSO_NOFORCE.

Referenced by pre_setup(), and uninit_win32().

◆ win32_sleep()

void win32_sleep ( const int n )

Definition at line 1502 of file win32.c.

References HANDLE_DEFINED, win32_signal::in, now, rw_handle::read, status, update_time(), and win32_signal_get().

Referenced by management_sleep().

◆ win32_version_string()

const char * win32_version_string ( struct gc_arena * gc )

Get Windows version string with architecture info.

Parameters

gc	gc arena to allocate string.

Returns: Version string, or "N/A" on failure.

Definition at line 1380 of file win32.c.

References alloc_buf_gc(), ARCH_NATIVE, buf_printf(), buffer::data, gc, buffer::len, win32_get_arch(), and win32_print_arch().

Referenced by push_peer_info(), and show_windows_version().

◆ win_ctrl_handler()

static bool WINAPI win_ctrl_handler ( DWORD signum )

static

Definition at line 418 of file win32.c.

References D_LOW, msg, siginfo_static, signal_info::signal_received, throw_signal(), and win_trigger_event().

Referenced by win32_signal_open().

◆ win_get_exe_path()

static bool win_get_exe_path	(	PWCHAR	path,
		DWORD	size
	)

static

Definition at line 1140 of file win32.c.

References M_ERRNO, M_WARN, msg, and status.

Referenced by win_wfp_block().

◆ win_trigger_event()

static void win_trigger_event ( struct win32_signal * ws )

static

Definition at line 392 of file win32.c.

References CLEAR, HANDLE_DEFINED, win32_signal::in, M_ERRNO, M_WARN, win32_signal::mode, msg, rw_handle::read, and WSO_MODE_SERVICE.

Referenced by win_ctrl_handler().

◆ win_wfp_block()

bool win_wfp_block	(	const NET_IFINDEX	index,
		const HANDLE	msg_channel,
		BOOL	dns_only
	)

Definition at line 1202 of file win32.c.

References add_wfp_block_filters(), D_LOW, dmsg, get_interface_metric(), m_hEngineHandle, set_interface_metric(), status, tap_metric_v4, tap_metric_v6, WFP_BLOCK_IFACE_METRIC, win_get_exe_path(), win_wfp_block_service(), and win_wfp_msg_handler().

Referenced by add_wfp_block().

◆ win_wfp_block_service()

static bool win_wfp_block_service	(	bool	add,
		bool	dns_only,
		int	index,
		const HANDLE	pipe
	)

static

Definition at line 1169 of file win32.c.

References ack_message_t::error_number, gc, gc_free(), gc_new(), wfp_block_message_t::header, wfp_block_message_t::iface, interface_t::index, M_INFO, M_WARN, msg, msg_add_wfp_block, msg_del_wfp_block, send_msg_iservice(), strerror_win32(), wfp_block_dns, and wfp_block_local.

Referenced by win_wfp_block(), and win_wfp_uninit().

◆ win_wfp_msg_handler()

static void win_wfp_msg_handler	(	DWORD	err,
		const char *	msg
	)

static

Definition at line 1152 of file win32.c.

References gc, gc_free(), gc_new(), M_INFO, M_WARN, msg, and strerror_win32().

Referenced by win_wfp_block().

◆ win_wfp_uninit()

bool win_wfp_uninit	(	const NET_IFINDEX	index,
		const HANDLE	msg_channel
	)

Definition at line 1251 of file win32.c.

References D_LOW, delete_wfp_block_filters(), dmsg, m_hEngineHandle, msg, set_interface_metric(), tap_metric_v4, tap_metric_v6, and win_wfp_block_service().

Referenced by del_wfp_block().

◆ window_title_clear()

void window_title_clear ( struct window_title * wt )

Definition at line 691 of file win32.c.

References CLEAR.

Referenced by init_win32().

◆ window_title_generate()

void window_title_generate ( const char * title )

Definition at line 723 of file win32.c.

References alloc_buf_gc(), BSTR, buf_printf(), gc, gc_free(), gc_new(), and buffer::len.

Referenced by pre_setup().

◆ window_title_restore()

void window_title_restore ( const struct window_title * wt )

Definition at line 714 of file win32.c.

References window_title::old_window_title, and window_title::saved.

Referenced by uninit_win32().

◆ window_title_save()

void window_title_save ( struct window_title * wt )

Definition at line 697 of file win32.c.

References window_title::old_window_title, and window_title::saved.

Referenced by pre_setup().

Variable Documentation

◆ m_hEngineHandle

HANDLE m_hEngineHandle = NULL

static

Definition at line 57 of file win32.c.

Referenced by win_wfp_block(), and win_wfp_uninit().

◆ netcmd_semaphore

struct semaphore netcmd_semaphore

Definition at line 94 of file win32.c.

Referenced by netcmd_semaphore_close(), netcmd_semaphore_init(), netcmd_semaphore_lock(), and netcmd_semaphore_release().

◆ pause_exit_enabled

bool pause_exit_enabled = false

static

Definition at line 73 of file win32.c.

Referenced by set_pause_exit_win32(), and uninit_win32().

◆ tap_metric_v4

int tap_metric_v4 = -1

static

Definition at line 62 of file win32.c.

Referenced by win_wfp_block(), and win_wfp_uninit().

◆ tap_metric_v6

int tap_metric_v6 = -1

static

Definition at line 63 of file win32.c.

Referenced by win_wfp_block(), and win_wfp_uninit().

◆ win32_signal

struct win32_signal win32_signal

Definition at line 81 of file win32.c.

◆ win_sys_path

char* win_sys_path = NULL

static

Definition at line 99 of file win32.c.

Referenced by get_win_sys_path(), set_win_sys_path(), and uninit_win32().

◆ window_title

struct window_title window_title

Definition at line 87 of file win32.c.

◆ wsa_state

struct WSAData wsa_state

static

Definition at line 68 of file win32.c.

Referenced by init_win32().

Typedefs

Enumerations

Functions

Variables

Typedef Documentation

◆ RtlGetVersionPtr

Enumeration Type Documentation

◆ arch_t

Function Documentation

◆ close_net_event_win32()

◆ env_block()

◆ fork_to_self()

◆ get_openvpn_reg_value()

◆ get_win_sys_path()

◆ init_net_event_win32()

◆ init_security_attributes_allow_all()

◆ init_win32()

◆ keyboard_input_available()

◆ keyboard_ir_to_key()

◆ net_event_win32_close()

◆ net_event_win32_init()

◆ net_event_win32_reset()

◆ net_event_win32_reset_write()

◆ net_event_win32_start()

◆ net_event_win32_stop()

◆ netcmd_semaphore_close()

◆ netcmd_semaphore_init()

◆ netcmd_semaphore_lock()

◆ netcmd_semaphore_release()

◆ openvpn_execve()

◆ overlapped_io_close()

◆ overlapped_io_init()

◆ overlapped_io_state_ascii()

◆ plugin_in_trusted_dir()

◆ protect_buffer_win32()

◆ reset_net_event_win32()

◆ semaphore_clear()

◆ semaphore_close()

◆ semaphore_lock()

◆ semaphore_open()

◆ semaphore_release()

◆ send_msg_iservice()

◆ set_openssl_env_vars()

◆ set_pause_exit_win32()

◆ set_win_sys_path()

◆ set_win_sys_path_via_env()

◆ uninit_win32()

◆ unprotect_buffer_win32()

◆ wide_cmd_line()

◆ win32_get_arch()

◆ win32_keyboard_get()

◆ win32_pause()

◆ win32_print_arch()

◆ win32_service_interrupt()

◆ win32_signal_clear()

◆ win32_signal_close()

◆ win32_signal_get()

◆ win32_signal_open()

◆ win32_sleep()

◆ win32_version_string()

◆ win_ctrl_handler()

◆ win_get_exe_path()

◆ win_trigger_event()

◆ win_wfp_block()

◆ win_wfp_block_service()

◆ win_wfp_msg_handler()

◆ win_wfp_uninit()

◆ window_title_clear()

◆ window_title_generate()

◆ window_title_restore()

◆ window_title_save()

Variable Documentation

◆ m_hEngineHandle

◆ netcmd_semaphore

◆ pause_exit_enabled

◆ tap_metric_v4

◆ tap_metric_v6

◆ win32_signal

◆ win_sys_path

◆ window_title