1# Example wpa_supplicant build time configuration 2# 3# This file lists the configuration options that are used when building the 4# hostapd binary. All lines starting with # are ignored. Configuration option 5# lines must be commented out complete, if they are not to be included, i.e., 6# just setting VARIABLE=n is not disabling that variable. 7# 8# This file is included in Makefile, so variables like CFLAGS and LIBS can also 9# be modified from here. In most cases, these lines should use += in order not 10# to override previous values of the variables. 11 12 13# Uncomment following two lines and fix the paths if you have installed OpenSSL 14# or GnuTLS in non-default location 15#CFLAGS += -I/usr/local/openssl/include 16#LIBS += -L/usr/local/openssl/lib 17 18# Some Red Hat versions seem to include kerberos header files from OpenSSL, but 19# the kerberos files are not in the default include path. Following line can be 20# used to fix build issues on such systems (krb5.h not found). 21#CFLAGS += -I/usr/include/kerberos 22 23# Driver interface for generic Linux wireless extensions 24# Note: WEXT is deprecated in the current Linux kernel version and no new 25# functionality is added to it. nl80211-based interface is the new 26# replacement for WEXT and its use allows wpa_supplicant to properly control 27# the driver to improve existing functionality like roaming and to support new 28# functionality. 29CONFIG_DRIVER_WEXT=y 30 31# Driver interface for Linux drivers using the nl80211 kernel interface 32CONFIG_DRIVER_NL80211=y 33 34# driver_nl80211.c requires libnl. If you are compiling it yourself 35# you may need to point hostapd to your version of libnl. 36# 37#CFLAGS += -I$<path to libnl include files> 38#LIBS += -L$<path to libnl library files> 39 40# Use libnl v2.0 (or 3.0) libraries. 41#CONFIG_LIBNL20=y 42 43# Use libnl 3.2 libraries (if this is selected, CONFIG_LIBNL20 is ignored) 44#CONFIG_LIBNL32=y 45 46 47# Driver interface for FreeBSD net80211 layer (e.g., Atheros driver) 48#CONFIG_DRIVER_BSD=y 49#CFLAGS += -I/usr/local/include 50#LIBS += -L/usr/local/lib 51#LIBS_p += -L/usr/local/lib 52#LIBS_c += -L/usr/local/lib 53 54# Driver interface for Windows NDIS 55#CONFIG_DRIVER_NDIS=y 56#CFLAGS += -I/usr/include/w32api/ddk 57#LIBS += -L/usr/local/lib 58# For native build using mingw 59#CONFIG_NATIVE_WINDOWS=y 60# Additional directories for cross-compilation on Linux host for mingw target 61#CFLAGS += -I/opt/mingw/mingw32/include/ddk 62#LIBS += -L/opt/mingw/mingw32/lib 63#CC=mingw32-gcc 64# By default, driver_ndis uses WinPcap for low-level operations. This can be 65# replaced with the following option which replaces WinPcap calls with NDISUIO. 66# However, this requires that WZC is disabled (net stop wzcsvc) before starting 67# wpa_supplicant. 68# CONFIG_USE_NDISUIO=y 69 70# Driver interface for wired Ethernet drivers 71CONFIG_DRIVER_WIRED=y 72 73# Driver interface for the Broadcom RoboSwitch family 74#CONFIG_DRIVER_ROBOSWITCH=y 75 76# Driver interface for no driver (e.g., WPS ER only) 77#CONFIG_DRIVER_NONE=y 78 79# Solaris libraries 80#LIBS += -lsocket -ldlpi -lnsl 81#LIBS_c += -lsocket 82 83# Enable IEEE 802.1X Supplicant (automatically included if any EAP method is 84# included) 85CONFIG_IEEE8021X_EAPOL=y 86 87# EAP-MD5 88CONFIG_EAP_MD5=y 89 90# EAP-MSCHAPv2 91CONFIG_EAP_MSCHAPV2=y 92 93# EAP-TLS 94CONFIG_EAP_TLS=y 95 96# EAL-PEAP 97CONFIG_EAP_PEAP=y 98 99# EAP-TTLS 100CONFIG_EAP_TTLS=y 101 102# EAP-FAST 103# Note: If OpenSSL is used as the TLS library, OpenSSL 1.0 or newer is needed 104# for EAP-FAST support. Older OpenSSL releases would need to be patched, e.g., 105# with openssl-0.9.8x-tls-extensions.patch, to add the needed functions. 106#CONFIG_EAP_FAST=y 107 108# EAP-GTC 109CONFIG_EAP_GTC=y 110 111# EAP-OTP 112CONFIG_EAP_OTP=y 113 114# EAP-SIM (enable CONFIG_PCSC, if EAP-SIM is used) 115#CONFIG_EAP_SIM=y 116 117# EAP-PSK (experimental; this is _not_ needed for WPA-PSK) 118#CONFIG_EAP_PSK=y 119 120# EAP-pwd (secure authentication using only a password) 121#CONFIG_EAP_PWD=y 122 123# EAP-PAX 124#CONFIG_EAP_PAX=y 125 126# LEAP 127CONFIG_EAP_LEAP=y 128 129# EAP-AKA (enable CONFIG_PCSC, if EAP-AKA is used) 130#CONFIG_EAP_AKA=y 131 132# EAP-AKA' (enable CONFIG_PCSC, if EAP-AKA' is used). 133# This requires CONFIG_EAP_AKA to be enabled, too. 134#CONFIG_EAP_AKA_PRIME=y 135 136# Enable USIM simulator (Milenage) for EAP-AKA 137#CONFIG_USIM_SIMULATOR=y 138 139# EAP-SAKE 140#CONFIG_EAP_SAKE=y 141 142# EAP-GPSK 143#CONFIG_EAP_GPSK=y 144# Include support for optional SHA256 cipher suite in EAP-GPSK 145#CONFIG_EAP_GPSK_SHA256=y 146 147# EAP-TNC and related Trusted Network Connect support (experimental) 148#CONFIG_EAP_TNC=y 149 150# Wi-Fi Protected Setup (WPS) 151#CONFIG_WPS=y 152# Enable WPS external registrar functionality 153#CONFIG_WPS_ER=y 154# Disable credentials for an open network by default when acting as a WPS 155# registrar. 156#CONFIG_WPS_REG_DISABLE_OPEN=y 157# Enable WPS support with NFC config method 158#CONFIG_WPS_NFC=y 159 160# EAP-IKEv2 161#CONFIG_EAP_IKEV2=y 162 163# EAP-EKE 164#CONFIG_EAP_EKE=y 165 166# PKCS#12 (PFX) support (used to read private key and certificate file from 167# a file that usually has extension .p12 or .pfx) 168CONFIG_PKCS12=y 169 170# Smartcard support (i.e., private key on a smartcard), e.g., with openssl 171# engine. 172CONFIG_SMARTCARD=y 173 174# PC/SC interface for smartcards (USIM, GSM SIM) 175# Enable this if EAP-SIM or EAP-AKA is included 176#CONFIG_PCSC=y 177 178# Support HT overrides (disable HT/HT40, mask MCS rates, etc.) 179#CONFIG_HT_OVERRIDES=y 180 181# Support VHT overrides (disable VHT, mask MCS rates, etc.) 182#CONFIG_VHT_OVERRIDES=y 183 184# Development testing 185#CONFIG_EAPOL_TEST=y 186 187# Select control interface backend for external programs, e.g, wpa_cli: 188# unix = UNIX domain sockets (default for Linux/*BSD) 189# udp = UDP sockets using localhost (127.0.0.1) 190# udp6 = UDP IPv6 sockets using localhost (::1) 191# named_pipe = Windows Named Pipe (default for Windows) 192# udp-remote = UDP sockets with remote access (only for tests systems/purpose) 193# udp6-remote = UDP IPv6 sockets with remote access (only for tests purpose) 194# y = use default (backwards compatibility) 195# If this option is commented out, control interface is not included in the 196# build. 197CONFIG_CTRL_IFACE=y 198 199# Include support for GNU Readline and History Libraries in wpa_cli. 200# When building a wpa_cli binary for distribution, please note that these 201# libraries are licensed under GPL and as such, BSD license may not apply for 202# the resulting binary. 203#CONFIG_READLINE=y 204 205# Include internal line edit mode in wpa_cli. This can be used as a replacement 206# for GNU Readline to provide limited command line editing and history support. 207#CONFIG_WPA_CLI_EDIT=y 208 209# Remove debugging code that is printing out debug message to stdout. 210# This can be used to reduce the size of the wpa_supplicant considerably 211# if debugging code is not needed. The size reduction can be around 35% 212# (e.g., 90 kB). 213#CONFIG_NO_STDOUT_DEBUG=y 214 215# Remove WPA support, e.g., for wired-only IEEE 802.1X supplicant, to save 216# 35-50 kB in code size. 217#CONFIG_NO_WPA=y 218 219# Remove IEEE 802.11i/WPA-Personal ASCII passphrase support 220# This option can be used to reduce code size by removing support for 221# converting ASCII passphrases into PSK. If this functionality is removed, the 222# PSK can only be configured as the 64-octet hexstring (e.g., from 223# wpa_passphrase). This saves about 0.5 kB in code size. 224#CONFIG_NO_WPA_PASSPHRASE=y 225 226# Disable scan result processing (ap_mode=1) to save code size by about 1 kB. 227# This can be used if ap_scan=1 mode is never enabled. 228#CONFIG_NO_SCAN_PROCESSING=y 229 230# Select configuration backend: 231# file = text file (e.g., wpa_supplicant.conf; note: the configuration file 232# path is given on command line, not here; this option is just used to 233# select the backend that allows configuration files to be used) 234# winreg = Windows registry (see win_example.reg for an example) 235CONFIG_BACKEND=file 236 237# Remove configuration write functionality (i.e., to allow the configuration 238# file to be updated based on runtime configuration changes). The runtime 239# configuration can still be changed, the changes are just not going to be 240# persistent over restarts. This option can be used to reduce code size by 241# about 3.5 kB. 242#CONFIG_NO_CONFIG_WRITE=y 243 244# Remove support for configuration blobs to reduce code size by about 1.5 kB. 245#CONFIG_NO_CONFIG_BLOBS=y 246 247# Select program entry point implementation: 248# main = UNIX/POSIX like main() function (default) 249# main_winsvc = Windows service (read parameters from registry) 250# main_none = Very basic example (development use only) 251#CONFIG_MAIN=main 252 253# Select wrapper for operating system and C library specific functions 254# unix = UNIX/POSIX like systems (default) 255# win32 = Windows systems 256# none = Empty template 257#CONFIG_OS=unix 258 259# Select event loop implementation 260# eloop = select() loop (default) 261# eloop_win = Windows events and WaitForMultipleObject() loop 262#CONFIG_ELOOP=eloop 263 264# Should we use poll instead of select? Select is used by default. 265#CONFIG_ELOOP_POLL=y 266 267# Should we use epoll instead of select? Select is used by default. 268#CONFIG_ELOOP_EPOLL=y 269 270# Select layer 2 packet implementation 271# linux = Linux packet socket (default) 272# pcap = libpcap/libdnet/WinPcap 273# freebsd = FreeBSD libpcap 274# winpcap = WinPcap with receive thread 275# ndis = Windows NDISUIO (note: requires CONFIG_USE_NDISUIO=y) 276# none = Empty template 277#CONFIG_L2_PACKET=linux 278 279# PeerKey handshake for Station to Station Link (IEEE 802.11e DLS) 280CONFIG_PEERKEY=y 281 282# IEEE 802.11w (management frame protection), also known as PMF 283# Driver support is also needed for IEEE 802.11w. 284#CONFIG_IEEE80211W=y 285 286# Select TLS implementation 287# openssl = OpenSSL (default) 288# gnutls = GnuTLS 289# internal = Internal TLSv1 implementation (experimental) 290# none = Empty template 291#CONFIG_TLS=openssl 292 293# TLS-based EAP methods require at least TLS v1.0. Newer version of TLS (v1.1) 294# can be enabled to get a stronger construction of messages when block ciphers 295# are used. It should be noted that some existing TLS v1.0 -based 296# implementation may not be compatible with TLS v1.1 message (ClientHello is 297# sent prior to negotiating which version will be used) 298#CONFIG_TLSV11=y 299 300# TLS-based EAP methods require at least TLS v1.0. Newer version of TLS (v1.2) 301# can be enabled to enable use of stronger crypto algorithms. It should be 302# noted that some existing TLS v1.0 -based implementation may not be compatible 303# with TLS v1.2 message (ClientHello is sent prior to negotiating which version 304# will be used) 305#CONFIG_TLSV12=y 306 307# If CONFIG_TLS=internal is used, additional library and include paths are 308# needed for LibTomMath. Alternatively, an integrated, minimal version of 309# LibTomMath can be used. See beginning of libtommath.c for details on benefits 310# and drawbacks of this option. 311#CONFIG_INTERNAL_LIBTOMMATH=y 312#ifndef CONFIG_INTERNAL_LIBTOMMATH 313#LTM_PATH=/usr/src/libtommath-0.39 314#CFLAGS += -I$(LTM_PATH) 315#LIBS += -L$(LTM_PATH) 316#LIBS_p += -L$(LTM_PATH) 317#endif 318# At the cost of about 4 kB of additional binary size, the internal LibTomMath 319# can be configured to include faster routines for exptmod, sqr, and div to 320# speed up DH and RSA calculation considerably 321#CONFIG_INTERNAL_LIBTOMMATH_FAST=y 322 323# Include NDIS event processing through WMI into wpa_supplicant/wpasvc. 324# This is only for Windows builds and requires WMI-related header files and 325# WbemUuid.Lib from Platform SDK even when building with MinGW. 326#CONFIG_NDIS_EVENTS_INTEGRATED=y 327#PLATFORMSDKLIB="/opt/Program Files/Microsoft Platform SDK/Lib" 328 329# Add support for old DBus control interface 330# (fi.epitest.hostap.WPASupplicant) 331#CONFIG_CTRL_IFACE_DBUS=y 332 333# Add support for new DBus control interface 334# (fi.w1.hostap.wpa_supplicant1) 335#CONFIG_CTRL_IFACE_DBUS_NEW=y 336 337# Add introspection support for new DBus control interface 338#CONFIG_CTRL_IFACE_DBUS_INTRO=y 339 340# Add support for loading EAP methods dynamically as shared libraries. 341# When this option is enabled, each EAP method can be either included 342# statically (CONFIG_EAP_<method>=y) or dynamically (CONFIG_EAP_<method>=dyn). 343# Dynamic EAP methods are build as shared objects (eap_*.so) and they need to 344# be loaded in the beginning of the wpa_supplicant configuration file 345# (see load_dynamic_eap parameter in the example file) before being used in 346# the network blocks. 347# 348# Note that some shared parts of EAP methods are included in the main program 349# and in order to be able to use dynamic EAP methods using these parts, the 350# main program must have been build with the EAP method enabled (=y or =dyn). 351# This means that EAP-TLS/PEAP/TTLS/FAST cannot be added as dynamic libraries 352# unless at least one of them was included in the main build to force inclusion 353# of the shared code. Similarly, at least one of EAP-SIM/AKA must be included 354# in the main build to be able to load these methods dynamically. 355# 356# Please also note that using dynamic libraries will increase the total binary 357# size. Thus, it may not be the best option for targets that have limited 358# amount of memory/flash. 359#CONFIG_DYNAMIC_EAP_METHODS=y 360 361# IEEE Std 802.11r-2008 (Fast BSS Transition) 362#CONFIG_IEEE80211R=y 363 364# Add support for writing debug log to a file (/tmp/wpa_supplicant-log-#.txt) 365#CONFIG_DEBUG_FILE=y 366 367# Send debug messages to syslog instead of stdout 368#CONFIG_DEBUG_SYSLOG=y 369# Set syslog facility for debug messages 370#CONFIG_DEBUG_SYSLOG_FACILITY=LOG_DAEMON 371 372# Add support for sending all debug messages (regardless of debug verbosity) 373# to the Linux kernel tracing facility. This helps debug the entire stack by 374# making it easy to record everything happening from the driver up into the 375# same file, e.g., using trace-cmd. 376#CONFIG_DEBUG_LINUX_TRACING=y 377 378# Add support for writing debug log to Android logcat instead of standard 379# output 380#CONFIG_ANDROID_LOG=y 381 382# Enable privilege separation (see README 'Privilege separation' for details) 383#CONFIG_PRIVSEP=y 384 385# Enable mitigation against certain attacks against TKIP by delaying Michael 386# MIC error reports by a random amount of time between 0 and 60 seconds 387#CONFIG_DELAYED_MIC_ERROR_REPORT=y 388 389# Enable tracing code for developer debugging 390# This tracks use of memory allocations and other registrations and reports 391# incorrect use with a backtrace of call (or allocation) location. 392#CONFIG_WPA_TRACE=y 393# For BSD, uncomment these. 394#LIBS += -lexecinfo 395#LIBS_p += -lexecinfo 396#LIBS_c += -lexecinfo 397 398# Use libbfd to get more details for developer debugging 399# This enables use of libbfd to get more detailed symbols for the backtraces 400# generated by CONFIG_WPA_TRACE=y. 401#CONFIG_WPA_TRACE_BFD=y 402# For BSD, uncomment these. 403#LIBS += -lbfd -liberty -lz 404#LIBS_p += -lbfd -liberty -lz 405#LIBS_c += -lbfd -liberty -lz 406 407# wpa_supplicant depends on strong random number generation being available 408# from the operating system. os_get_random() function is used to fetch random 409# data when needed, e.g., for key generation. On Linux and BSD systems, this 410# works by reading /dev/urandom. It should be noted that the OS entropy pool 411# needs to be properly initialized before wpa_supplicant is started. This is 412# important especially on embedded devices that do not have a hardware random 413# number generator and may by default start up with minimal entropy available 414# for random number generation. 415# 416# As a safety net, wpa_supplicant is by default trying to internally collect 417# additional entropy for generating random data to mix in with the data fetched 418# from the OS. This by itself is not considered to be very strong, but it may 419# help in cases where the system pool is not initialized properly. However, it 420# is very strongly recommended that the system pool is initialized with enough 421# entropy either by using hardware assisted random number generator or by 422# storing state over device reboots. 423# 424# wpa_supplicant can be configured to maintain its own entropy store over 425# restarts to enhance random number generation. This is not perfect, but it is 426# much more secure than using the same sequence of random numbers after every 427# reboot. This can be enabled with -e<entropy file> command line option. The 428# specified file needs to be readable and writable by wpa_supplicant. 429# 430# If the os_get_random() is known to provide strong random data (e.g., on 431# Linux/BSD, the board in question is known to have reliable source of random 432# data from /dev/urandom), the internal wpa_supplicant random pool can be 433# disabled. This will save some in binary size and CPU use. However, this 434# should only be considered for builds that are known to be used on devices 435# that meet the requirements described above. 436#CONFIG_NO_RANDOM_POOL=y 437 438# IEEE 802.11n (High Throughput) support (mainly for AP mode) 439#CONFIG_IEEE80211N=y 440 441# IEEE 802.11ac (Very High Throughput) support (mainly for AP mode) 442# (depends on CONFIG_IEEE80211N) 443#CONFIG_IEEE80211AC=y 444 445# Wireless Network Management (IEEE Std 802.11v-2011) 446# Note: This is experimental and not complete implementation. 447#CONFIG_WNM=y 448 449# Interworking (IEEE 802.11u) 450# This can be used to enable functionality to improve interworking with 451# external networks (GAS/ANQP to learn more about the networks and network 452# selection based on available credentials). 453#CONFIG_INTERWORKING=y 454 455# Hotspot 2.0 456#CONFIG_HS20=y 457 458# Disable roaming in wpa_supplicant 459#CONFIG_NO_ROAMING=y 460 461# AP mode operations with wpa_supplicant 462# This can be used for controlling AP mode operations with wpa_supplicant. It 463# should be noted that this is mainly aimed at simple cases like 464# WPA2-Personal while more complex configurations like WPA2-Enterprise with an 465# external RADIUS server can be supported with hostapd. 466#CONFIG_AP=y 467 468# P2P (Wi-Fi Direct) 469# This can be used to enable P2P support in wpa_supplicant. See README-P2P for 470# more information on P2P operations. 471#CONFIG_P2P=y 472 473# Enable TDLS support 474#CONFIG_TDLS=y 475 476# Wi-Fi Direct 477# This can be used to enable Wi-Fi Direct extensions for P2P using an external 478# program to control the additional information exchanges in the messages. 479#CONFIG_WIFI_DISPLAY=y 480 481# Autoscan 482# This can be used to enable automatic scan support in wpa_supplicant. 483# See wpa_supplicant.conf for more information on autoscan usage. 484# 485# Enabling directly a module will enable autoscan support. 486# For exponential module: 487#CONFIG_AUTOSCAN_EXPONENTIAL=y 488# For periodic module: 489#CONFIG_AUTOSCAN_PERIODIC=y 490 491# Password (and passphrase, etc.) backend for external storage 492# These optional mechanisms can be used to add support for storing passwords 493# and other secrets in external (to wpa_supplicant) location. This allows, for 494# example, operating system specific key storage to be used 495# 496# External password backend for testing purposes (developer use) 497#CONFIG_EXT_PASSWORD_TEST=y 498