1# 2# libwebsockets - small server side websockets and web server implementation 3# 4# Copyright (C) 2010 - 2020 Andy Green <andy@warmcat.com> 5# 6# Permission is hereby granted, free of charge, to any person obtaining a copy 7# of this software and associated documentation files (the "Software"), to 8# deal in the Software without restriction, including without limitation the 9# rights to use, copy, modify, merge, publish, distribute, sublicense, and/or 10# sell copies of the Software, and to permit persons to whom the Software is 11# furnished to do so, subject to the following conditions: 12# 13# The above copyright notice and this permission notice shall be included in 14# all copies or substantial portions of the Software. 15# 16# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 17# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 18# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE 19# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 20# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING 21# FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS 22# IN THE SOFTWARE. 23# 24# 25# This converts everything about the tls support into 26# 27# - entries on SOURCES (modifications set back in PARENT_SCOPE) 28# - entries on LIB_LIST (modifications set back in PARENT_SCOPE) 29# - include_directories() 30# - Api build-time discovery results set in PARENT_SCOPE 31# 32# Everything else is handled privately here. 33 34include_directories(.) 35 36# Allow the user to use the old CyaSSL options/library in stead of wolfSSL 37if (LWS_WITH_CYASSL AND LWS_WITH_WOLFSSL) 38 message(FATAL_ERROR "LWS_WITH_CYASSL and LWS_WITH_WOLFSSL are mutually exclusive!") 39endif() 40 41if (LWS_WITH_CYASSL) 42 # Copy CyaSSL options to the wolfSSL options 43 set(LWS_WITH_WOLFSSL ${LWS_WITH_CYASSL} CACHE BOOL "Use wolfSSL/CyaSSL instead of OpenSSL" FORCE PARENT_SCOPE) 44 set(LWS_WOLFSSL_LIBRARIES ${LWS_CYASSL_LIBRARIES} CACHE PATH "Path to wolfSSL/CyaSSL libraries" FORCE PARENT_SCOPE) 45 set(LWS_WOLFSSL_INCLUDE_DIRS ${LWS_CYASSL_INCLUDE_DIRS} CACHE PATH "Path to wolfSSL/CyaSSL header files" FORCE PARENT_SCOPE) 46endif() 47 48set(LWS_OPENSSL_LIBRARIES CACHE PATH "Path to the OpenSSL library" ) 49set(LWS_OPENSSL_INCLUDE_DIRS CACHE PATH "Path to the OpenSSL include directory" ) 50set(LWS_WOLFSSL_LIBRARIES CACHE PATH "Path to the wolfSSL library" ) 51set(LWS_WOLFSSL_INCLUDE_DIRS CACHE PATH "Path to the wolfSSL include directory" ) 52 53 54if (LWS_WITH_BORINGSSL) 55 # boringssl deprecated EVP_PKEY 56 set (LWS_WITH_GENHASH OFF PARENT_SCOPE) 57endif() 58 59if (LWS_WITH_SSL AND NOT LWS_WITH_WOLFSSL AND NOT LWS_WITH_MBEDTLS) 60 if ("${LWS_OPENSSL_LIBRARIES}" STREQUAL "" OR "${LWS_OPENSSL_INCLUDE_DIRS}" STREQUAL "") 61 else() 62 if (NOT LWS_PLAT_FREERTOS) 63 set(OPENSSL_LIBRARIES ${LWS_OPENSSL_LIBRARIES}) 64 endif() 65 set(OPENSSL_INCLUDE_DIRS ${LWS_OPENSSL_INCLUDE_DIRS}) 66 set(OPENSSL_FOUND 1) 67 endif() 68endif() 69 70if (LWS_WITH_SSL AND LWS_WITH_WOLFSSL) 71 if ("${LWS_WOLFSSL_LIBRARIES}" STREQUAL "" OR "${LWS_WOLFSSL_INCLUDE_DIRS}" STREQUAL "") 72 if (NOT WOLFSSL_FOUND) 73 if (LWS_WITH_CYASSL) 74 message(FATAL_ERROR "You must set LWS_CYASSL_LIBRARIES and LWS_CYASSL_INCLUDE_DIRS when LWS_WITH_CYASSL is turned on.") 75 else() 76 message(FATAL_ERROR "You must set LWS_WOLFSSL_LIBRARIES and LWS_WOLFSSL_INCLUDE_DIRS when LWS_WITH_WOLFSSL is turned on.") 77 endif() 78 endif() 79 else() 80 set(WOLFSSL_LIBRARIES ${LWS_WOLFSSL_LIBRARIES}) 81 set(WOLFSSL_INCLUDE_DIRS ${LWS_WOLFSSL_INCLUDE_DIRS}) 82 set(WOLFSSL_FOUND 1) 83 endif() 84 set(USE_WOLFSSL 1) 85 set(USE_WOLFSSL 1 PARENT_SCOPE) 86 set(LWS_WITH_TLS 1 PARENT_SCOPE) 87 if (LWS_WITH_CYASSL) 88 set(USE_OLD_CYASSL 1) 89 endif() 90endif() 91 92if (LWS_SSL_CLIENT_USE_OS_CA_CERTS) 93 set(LWS_SSL_CLIENT_USE_OS_CA_CERTS 1 PARENT_SCOPE) 94endif() 95 96if (LWS_WITH_MBEDTLS) 97 add_subdirectory(mbedtls) 98 include_directories(${_CMAKE_INC_LIST}) 99endif() 100 101# The base dir where the test-apps look for the SSL certs. 102set(LWS_OPENSSL_CLIENT_CERTS ../share CACHE PATH "Server SSL certificate directory") 103if (WIN32) 104 set(LWS_OPENSSL_CLIENT_CERTS . CACHE PATH "Client SSL certificate directory" PARENT_SCOPE) 105else() 106 set(LWS_OPENSSL_CLIENT_CERTS /etc/pki/tls/certs/ CACHE PATH "Client SSL certificate directory") 107endif() 108 109if (LWS_WITH_SSL) 110 list(APPEND SOURCES 111 tls/tls.c) 112 if (LWS_WITH_NETWORK) 113 list(APPEND SOURCES 114 tls/tls-network.c) 115 endif() 116 if (LWS_WITH_TLS_SESSIONS) 117 list(APPEND SOURCES 118 tls/tls-sessions.c) 119 endif() 120 if (LWS_WITH_TLS_JIT_TRUST) 121 list(APPEND SOURCES 122 tls/tls-jit-trust.c) 123 endif() 124 125 if (LWS_WITH_MBEDTLS) 126 list(APPEND SOURCES 127 tls/mbedtls/mbedtls-tls.c 128 tls/mbedtls/mbedtls-extensions.c 129 tls/mbedtls/mbedtls-x509.c) 130 if (LWS_WITH_NETWORK) 131 list(APPEND SOURCES 132 tls/mbedtls/mbedtls-ssl.c) 133 endif() 134 if (LWS_WITH_TLS_JIT_TRUST) 135 list(APPEND SOURCES 136 tls/mbedtls/mbedtls-extensions.c) 137 endif() 138 if (LWS_WITH_TLS_SESSIONS) 139 list(APPEND SOURCES 140 tls/mbedtls/mbedtls-session.c) 141 endif() 142 if (LWS_WITH_GENCRYPTO) 143 list(APPEND SOURCES 144 tls/mbedtls/lws-genhash.c 145 tls/mbedtls/lws-genrsa.c 146 tls/mbedtls/lws-genaes.c 147 tls/lws-genec-common.c 148 tls/mbedtls/lws-genec.c 149 tls/mbedtls/lws-gencrypto.c) 150 endif() 151 else() 152 list(APPEND SOURCES 153 tls/openssl/openssl-tls.c 154 tls/openssl/openssl-x509.c) 155 if (LWS_WITH_NETWORK) 156 list(APPEND SOURCES 157 tls/openssl/openssl-ssl.c) 158 endif() 159 if (LWS_WITH_TLS_SESSIONS) 160 list(APPEND SOURCES 161 tls/openssl/openssl-session.c) 162 endif() 163 if (LWS_WITH_GENCRYPTO) 164 list(APPEND SOURCES 165 tls/openssl/lws-genhash.c 166 tls/openssl/lws-genrsa.c 167 tls/openssl/lws-genaes.c 168 tls/lws-genec-common.c 169 tls/openssl/lws-genec.c 170 tls/openssl/lws-gencrypto.c) 171 endif() 172 endif() 173 174 if (NOT LWS_WITHOUT_SERVER) 175 list(APPEND SOURCES 176 tls/tls-server.c) 177 if (LWS_WITH_MBEDTLS) 178 list(APPEND SOURCES 179 tls/mbedtls/mbedtls-server.c) 180 else() 181 list(APPEND SOURCES 182 tls/openssl/openssl-server.c) 183 endif() 184 endif() 185 if (NOT LWS_WITHOUT_CLIENT) 186 list(APPEND SOURCES 187 tls/tls-client.c) 188 if (LWS_WITH_MBEDTLS) 189 list(APPEND SOURCES 190 tls/mbedtls/mbedtls-client.c) 191 else() 192 list(APPEND SOURCES 193 tls/openssl/openssl-client.c) 194 endif() 195 196 endif() 197endif() 198 199set(SOURCES ${SOURCES} PARENT_SCOPE) 200 201# 202# OpenSSL 203# 204if (LWS_WITH_SSL) 205 message("Compiling with SSL support") 206 set(chose_ssl 0) 207 if (LWS_WITH_WOLFSSL) 208 # Use wolfSSL as OpenSSL replacement. 209 # TODO: Add a find_package command for this also. 210 message("wolfSSL include dir: ${WOLFSSL_INCLUDE_DIRS}") 211 message("wolfSSL libraries: ${WOLFSSL_LIBRARIES}") 212 213 # Additional to the root directory we need to include 214 # the wolfssl/ subdirectory which contains the OpenSSL 215 # compatibility layer headers. 216 217 if (LWS_WITH_CYASSL) 218 foreach(inc ${WOLFSSL_INCLUDE_DIRS}) 219 set(OPENSSL_INCLUDE_DIRS ${OPENSSL_INCLUDE_DIRS} ${inc} ${inc}/cyassl) 220 set(LWS_PUBLIC_INCLUDES ${LWS_PUBLIC_INCLUDES} "${inc}" "${inc}/cyassl") 221 set(LWS_PUBLIC_INCLUDES ${LWS_PUBLIC_INCLUDES} PARENT_SCOPE) 222 endforeach() 223 else() 224 foreach(inc ${WOLFSSL_INCLUDE_DIRS}) 225 set(OPENSSL_INCLUDE_DIRS ${OPENSSL_INCLUDE_DIRS} ${inc} ${inc}/wolfssl) 226 set(LWS_PUBLIC_INCLUDES ${LWS_PUBLIC_INCLUDES} "${inc}" "${inc}/wolfssl") 227 set(LWS_PUBLIC_INCLUDES ${LWS_PUBLIC_INCLUDES} PARENT_SCOPE) 228 endforeach() 229 endif() 230 set(CMAKE_REQUIRED_INCLUDES ${CMAKE_REQUIRED_INCLUDES} ${OPENSSL_INCLUDE_DIRS}) 231 set(CMAKE_REQUIRED_INCLUDES ${CMAKE_REQUIRED_INCLUDES} PARENT_SCOPE) 232 set(OPENSSL_INCLUDE_DIRS ${OPENSSL_INCLUDE_DIRS} PARENT_SCOPE) 233 set(VARIA wolfSSL_) 234 235 list(INSERT LIB_LIST 0 "${WOLFSSL_LIBRARIES}") 236 message("LIB_LIST ${LIB_LIST}") 237 set(chose_ssl 1) 238 endif() 239 240 if (LWS_WITH_MBEDTLS AND DEFINED MBEDTLS_INCLUDE_DIRS AND DEFINED MBEDTLS_LIBRARIES) 241 message("MBEDTLS include dir: ${MBEDTLS_INCLUDE_DIRS}") 242 message("MBEDTLS libraries: ${MBEDTLS_LIBRARIES}") 243 244 foreach(inc ${MBEDTLS_INCLUDE_DIRS}) 245 set(LWS_PUBLIC_INCLUDES ${LWS_PUBLIC_INCLUDES} "${inc}" "${inc}/mbedtls") 246 set(LWS_PUBLIC_INCLUDES ${LWS_PUBLIC_INCLUDES} PARENT_SCOPE) 247 endforeach() 248 249 list(INSERT LIB_LIST 0 "${MBEDTLS_LIBRARIES}") 250 endif() 251 252 if (LWS_WITH_MBEDTLS) 253 set(chose_ssl 1) 254 endif() 255 256 if (NOT chose_ssl) 257 if (OPENSSL_FOUND AND "${OPENSSL_INCLUDE_DIRS}" STREQUAL "") 258 set(OPENSSL_INCLUDE_DIRS "${OPENSSL_INCLUDE_DIR}") 259 endif() 260 261 if (NOT OPENSSL_FOUND AND NOT LWS_WITH_BORINGSSL) 262 # TODO: Add support for STATIC also. 263 if (NOT LWS_PLAT_FREERTOS) 264 find_package(PkgConfig QUIET) 265 pkg_check_modules(PC_OPENSSL openssl QUIET) 266 find_package(OpenSSL REQUIRED) 267 list(APPEND OPENSSL_LIBRARIES ${PC_OPENSSL_LIBRARIES}) 268 set(OPENSSL_LIBRARIES ${OPENSSL_LIBRARIES} PARENT_SCOPE) 269 endif() 270 set(OPENSSL_INCLUDE_DIRS "${OPENSSL_INCLUDE_DIR}") 271 endif() 272 273 message("OpenSSL include dir: ${OPENSSL_INCLUDE_DIRS}") 274 if (NOT LWS_PLAT_FREERTOS) 275 message("OpenSSL libraries: ${OPENSSL_LIBRARIES}") 276 endif() 277 278 if (OPENSSL_INCLUDE_DIRS) 279 set(LWS_PUBLIC_INCLUDES ${LWS_PUBLIC_INCLUDES} "${OPENSSL_INCLUDE_DIRS}") 280 set(LWS_PUBLIC_INCLUDES ${LWS_PUBLIC_INCLUDES} PARENT_SCOPE) 281 endif() 282 if (NOT LWS_PLAT_FREERTOS) 283 list(INSERT LIB_LIST 0 ${OPENSSL_LIBRARIES}) 284 endif() 285 286 if (NOT LWS_WITH_MBEDTLS) 287 # older (0.98) Openssl lacks this 288 set(CMAKE_REQUIRED_INCLUDES ${CMAKE_REQUIRED_INCLUDES} ${OPENSSL_INCLUDE_DIRS} PARENT_SCOPE) 289 check_include_file(openssl/ecdh.h LWS_HAVE_OPENSSL_ECDH_H) 290 291 if (LWS_SSL_SERVER_WITH_ECDH_CERT AND NOT LWS_HAVE_OPENSSL_ECDH_H) 292 message(FATAL_ERROR "Missing openssl/ecdh.h, so cannot use LWS_SSL_SERVER_WITH_ECDH_CERT") 293 endif() 294 else() 295 unset(LWS_HAVE_OPENSSL_ECDH_H PARENT_SCOPE) 296 endif(NOT LWS_WITH_MBEDTLS) 297 endif() 298 299endif(LWS_WITH_SSL) 300 301if (DEFINED OPENSSL_INCLUDE_DIRS) 302 set(CMAKE_REQUIRED_INCLUDES ${OPENSSL_INCLUDE_DIRS}) 303endif() 304if (DEFINED LIB_LIST) 305 set(CMAKE_REQUIRED_LIBRARIES ${LIB_LIST}) 306endif() 307if (UNIX AND NOT (${CMAKE_SYSTEM_NAME} MATCHES "QNX")) 308 set(CMAKE_REQUIRED_LIBRARIES ${CMAKE_REQUIRED_LIBRARIES} ${CMAKE_DL_LIBS}) 309endif() 310if ((CMAKE_COMPILER_IS_GNUCC OR CMAKE_COMPILER_IS_GNUCXX) AND NOT (${CMAKE_SYSTEM_NAME} MATCHES "QNX")) 311 set(CMAKE_REQUIRED_LIBRARIES ${CMAKE_REQUIRED_LIBRARIES} pthread) 312endif() 313 314if (NOT VARIA) 315 set(VARIA "") 316endif() 317 318CHECK_FUNCTION_EXISTS(${VARIA}SSL_CTX_set1_param LWS_HAVE_SSL_CTX_set1_param PARENT_SCOPE) 319CHECK_FUNCTION_EXISTS(${VARIA}SSL_set_info_callback LWS_HAVE_SSL_SET_INFO_CALLBACK PARENT_SCOPE) 320CHECK_FUNCTION_EXISTS(${VARIA}X509_VERIFY_PARAM_set1_host LWS_HAVE_X509_VERIFY_PARAM_set1_host PARENT_SCOPE) 321CHECK_SYMBOL_EXISTS(${VARIA}X509_VERIFY_PARAM_set1_host LWS_HAVE_X509_VERIFY_PARAM_set1_host_sym PARENT_SCOPE) 322if (LWS_HAVE_X509_VERIFY_PARAM_set1_host_sym) 323 set(LWS_HAVE_X509_VERIFY_PARAM_set1_host 1 PARENT_SCOPE) 324endif() 325 326CHECK_FUNCTION_EXISTS(${VARIA}RSA_set0_key LWS_HAVE_RSA_SET0_KEY PARENT_SCOPE) 327CHECK_FUNCTION_EXISTS(${VARIA}X509_get_key_usage LWS_HAVE_X509_get_key_usage PARENT_SCOPE) 328CHECK_FUNCTION_EXISTS(${VARIA}SSL_CTX_EVP_PKEY_new_raw_private_key LWS_HAVE_SSL_CTX_EVP_PKEY_new_raw_private_key PARENT_SCOPE) 329CHECK_FUNCTION_EXISTS(${VARIA}SSL_CTX_get0_certificate LWS_HAVE_SSL_CTX_get0_certificate PARENT_SCOPE) 330CHECK_FUNCTION_EXISTS(${VARIA}SSL_get0_alpn_selected LWS_HAVE_SSL_get0_alpn_selected PARENT_SCOPE) 331CHECK_FUNCTION_EXISTS(${VARIA}SSL_set_alpn_protos LWS_HAVE_SSL_set_alpn_protos PARENT_SCOPE) 332CHECK_FUNCTION_EXISTS(${VARIA}EVP_aes_128_cfb8 LWS_HAVE_EVP_aes_128_cfb8 PARENT_SCOPE) 333CHECK_FUNCTION_EXISTS(${VARIA}EVP_aes_128_cfb128 LWS_HAVE_EVP_aes_128_cfb128 PARENT_SCOPE) 334CHECK_FUNCTION_EXISTS(${VARIA}EVP_aes_192_cfb8 LWS_HAVE_EVP_aes_192_cfb8 PARENT_SCOPE) 335CHECK_FUNCTION_EXISTS(${VARIA}EVP_aes_192_cfb128 LWS_HAVE_EVP_aes_192_cfb128 PARENT_SCOPE) 336CHECK_FUNCTION_EXISTS(${VARIA}EVP_aes_256_cfb8 LWS_HAVE_EVP_aes_256_cfb8 PARENT_SCOPE) 337CHECK_FUNCTION_EXISTS(${VARIA}EVP_aes_256_cfb128 LWS_HAVE_EVP_aes_256_cfb128 PARENT_SCOPE) 338CHECK_FUNCTION_EXISTS(${VARIA}EVP_aes_128_xts LWS_HAVE_EVP_aes_128_xts PARENT_SCOPE) 339CHECK_FUNCTION_EXISTS(${VARIA}EVP_aes_128_ofb LWS_HAVE_EVP_aes_128_ofb PARENT_SCOPE) 340CHECK_FUNCTION_EXISTS(${VARIA}EVP_aes_128_ecb LWS_HAVE_EVP_aes_128_ecb PARENT_SCOPE) 341CHECK_FUNCTION_EXISTS(${VARIA}EVP_aes_128_ctr LWS_HAVE_EVP_aes_128_ctr PARENT_SCOPE) 342 343 344CHECK_FUNCTION_EXISTS(${VARIA}EVP_aes_128_xts LWS_HAVE_EVP_aes_128_xts PARENT_SCOPE) 345CHECK_FUNCTION_EXISTS(${VARIA}RSA_verify_pss_mgf1 LWS_HAVE_RSA_verify_pss_mgf1 PARENT_SCOPE) 346CHECK_FUNCTION_EXISTS(${VARIA}HMAC_CTX_new LWS_HAVE_HMAC_CTX_new PARENT_SCOPE) 347CHECK_SYMBOL_EXISTS(${VARIA}SSL_CTX_set_ciphersuites LWS_HAVE_SSL_CTX_set_ciphersuites PARENT_SCOPE) 348CHECK_FUNCTION_EXISTS(${VARIA}EVP_PKEY_new_raw_private_key LWS_HAVE_EVP_PKEY_new_raw_private_key PARENT_SCOPE) 349CHECK_FUNCTION_EXISTS(${VARIA}SSL_SESSION_set_time LWS_HAVE_SSL_SESSION_set_time PARENT_SCOPE) 350CHECK_SYMBOL_EXISTS(${VARIA}SSL_SESSION_up_ref LWS_HAVE_SSL_SESSION_up_ref PARENT_SCOPE) 351 352 353# deprecated in openssl v3 354CHECK_FUNCTION_EXISTS(${VARIA}EC_KEY_new_by_curve_name LWS_HAVE_EC_KEY_new_by_curve_name PARENT_SCOPE) 355 356if (LWS_WITH_SSL AND NOT LWS_WITH_MBEDTLS) 357 # we don't want to confuse what's in or out of the wrapper with 358 # what's in an openssl also installed on the build host 359CHECK_C_SOURCE_COMPILES("#include <openssl/ssl.h>\nint main(void) { STACK_OF(X509) *c = NULL; SSL_CTX *ctx = NULL; return (int)SSL_CTX_get_extra_chain_certs_only(ctx, &c); }\n" LWS_HAVE_SSL_EXTRA_CHAIN_CERTS) 360CHECK_C_SOURCE_COMPILES("#include <openssl/ssl.h>\nint main(void) { EVP_MD_CTX *md_ctx = NULL; EVP_MD_CTX_free(md_ctx); return 0; }\n" LWS_HAVE_EVP_MD_CTX_free) 361CHECK_C_SOURCE_COMPILES("#include <openssl/ssl.h>\nint main(void) { OPENSSL_STACK *x = NULL; return !x; } \n" LWS_HAVE_OPENSSL_STACK) 362set(LWS_HAVE_SSL_EXTRA_CHAIN_CERTS ${LWS_HAVE_SSL_EXTRA_CHAIN_CERTS} PARENT_SCOPE) 363set(LWS_HAVE_EVP_MD_CTX_free ${LWS_HAVE_EVP_MD_CTX_free} PARENT_SCOPE) 364CHECK_FUNCTION_EXISTS(${VARIA}ECDSA_SIG_set0 LWS_HAVE_ECDSA_SIG_set0 PARENT_SCOPE) 365CHECK_FUNCTION_EXISTS(${VARIA}BN_bn2binpad LWS_HAVE_BN_bn2binpad PARENT_SCOPE) 366CHECK_FUNCTION_EXISTS(${VARIA}EVP_aes_128_wrap LWS_HAVE_EVP_aes_128_wrap PARENT_SCOPE) 367CHECK_FUNCTION_EXISTS(${VARIA}EC_POINT_get_affine_coordinates LWS_HAVE_EC_POINT_get_affine_coordinates PARENT_SCOPE) 368CHECK_SYMBOL_EXISTS(${VARIA}SSL_CTX_load_verify_file LWS_HAVE_SSL_CTX_load_verify_file PARENT_SCOPE) 369CHECK_SYMBOL_EXISTS(${VARIA}SSL_CTX_load_verify_dir LWS_HAVE_SSL_CTX_load_verify_dir PARENT_SCOPE) 370endif() 371 372if (LWS_WITH_MBEDTLS) 373 set(LWS_HAVE_TLS_CLIENT_METHOD 1 PARENT_SCOPE) 374 if (NOT LWS_PLAT_FREERTOS) 375 # not supported in esp-idf openssl wrapper yet, but is in our version 376 set(LWS_HAVE_X509_VERIFY_PARAM_set1_host 1 PARENT_SCOPE) 377 endif() 378 set(CMAKE_REQUIRED_LIBRARIES ${MBEDTLS_LIBRARY} ${MBEDX509_LIBRARY} ${MBEDCRYPTO_LIBRARY}) 379 380 set(CMAKE_REQUIRED_INCLUDES ${CMAKE_REQUIRED_INCLUDES} ${MBEDTLS_INCLUDE_DIRS}) 381 CHECK_C_SOURCE_COMPILES("#include <mbedtls/x509_crt.h>\nint main(void) { struct mbedtls_x509_crt c; c.authority_key_id.keyIdentifier.tag = MBEDTLS_ASN1_OCTET_STRING; return c.authority_key_id.keyIdentifier.tag; }\n" LWS_HAVE_MBEDTLS_AUTH_KEY_ID) 382 CHECK_C_SOURCE_COMPILES("#include <mbedtls/ssl.h>\nint main(void) { void *v = (void *)mbedtls_ssl_set_verify; return !!v; }\n" LWS_HAVE_mbedtls_ssl_set_verify) 383 CHECK_FUNCTION_EXISTS(mbedtls_ssl_conf_alpn_protocols LWS_HAVE_mbedtls_ssl_conf_alpn_protocols PARENT_SCOPE) 384 CHECK_FUNCTION_EXISTS(mbedtls_ssl_get_alpn_protocol LWS_HAVE_mbedtls_ssl_get_alpn_protocol PARENT_SCOPE) 385 CHECK_FUNCTION_EXISTS(mbedtls_ssl_conf_sni LWS_HAVE_mbedtls_ssl_conf_sni PARENT_SCOPE) 386 CHECK_FUNCTION_EXISTS(mbedtls_ssl_set_hs_ca_chain LWS_HAVE_mbedtls_ssl_set_hs_ca_chain PARENT_SCOPE) 387 CHECK_FUNCTION_EXISTS(mbedtls_ssl_set_hs_own_cert LWS_HAVE_mbedtls_ssl_set_hs_own_cert PARENT_SCOPE) 388 CHECK_FUNCTION_EXISTS(mbedtls_ssl_set_hs_authmode LWS_HAVE_mbedtls_ssl_set_hs_authmode PARENT_SCOPE) 389 CHECK_FUNCTION_EXISTS(mbedtls_net_init LWS_HAVE_mbedtls_net_init PARENT_SCOPE) 390 CHECK_FUNCTION_EXISTS(mbedtls_x509_crt_parse_file LWS_HAVE_mbedtls_x509_crt_parse_file PARENT_SCOPE) # some embedded may lack filesystem 391 CHECK_FUNCTION_EXISTS(mbedtls_md_setup LWS_HAVE_mbedtls_md_setup PARENT_SCOPE) # not on xenial 2.2 392 CHECK_FUNCTION_EXISTS(mbedtls_rsa_complete LWS_HAVE_mbedtls_rsa_complete PARENT_SCOPE) # not on xenial 2.2 393 CHECK_FUNCTION_EXISTS(mbedtls_internal_aes_encrypt LWS_HAVE_mbedtls_internal_aes_encrypt PARENT_SCOPE) # not on xenial 2.2 394else() 395CHECK_FUNCTION_EXISTS(${VARIA}TLS_client_method LWS_HAVE_TLS_CLIENT_METHOD PARENT_SCOPE) 396CHECK_FUNCTION_EXISTS(${VARIA}TLSv1_2_client_method LWS_HAVE_TLSV1_2_CLIENT_METHOD PARENT_SCOPE) 397endif() 398 399# Generate self-signed SSL certs for the test-server. 400 401if (LWS_WITH_SSL AND NOT LWS_WITH_WOLFSSL) 402 message("Searching for OpenSSL executable and dlls") 403 find_package(OpenSSLbins) 404 if (DEFINED OPENSSL_EXECUTABLE) 405 message("OpenSSL executable: ${OPENSSL_EXECUTABLE}") 406 407 if (OPENSSL_EXECUTABLE MATCHES "^$") 408 set(OPENSSL_EXECUTABLE openssl) 409 endif() 410 endif() 411 if (NOT DEFINED OPENSSL_EXECUTABLE) 412 set(OPENSSL_EXECUTABLE openssl) 413 endif() 414 415endif() 416 417set(GENCERTS 0) 418 419if (LWS_WITH_SSL AND OPENSSL_EXECUTABLE AND NOT LWS_WITHOUT_TEST_SERVER AND NOT LWS_WITHOUT_SERVER AND NOT LWS_WITHOUT_TESTAPPS) 420 set(GENCERTS 1) 421endif() 422if (LWS_PLAT_FREERTOS AND LWS_WITH_SSL) 423 set(GENCERTS 1) 424endif() 425message(" GENCERTS = ${GENCERTS}") 426if (GENCERTS) 427 message("Generating SSL Certificates for the test-server...") 428 429 set(TEST_SERVER_SSL_KEY "${PROJECT_BINARY_DIR}/libwebsockets-test-server.key.pem") 430 set(TEST_SERVER_SSL_CERT "${PROJECT_BINARY_DIR}/libwebsockets-test-server.pem") 431 432 if (WIN32) 433 if (MINGW) 434 message("cmd = \"${OPENSSL_EXECUTABLE}\" req -new -newkey rsa:2048 -days 10000 -nodes -x509 -subj \"/C=GB/ST=Erewhon/L=All around/O=libwebsockets-test/CN=localhost\" -keyout \"${TEST_SERVER_SSL_KEY}\" -out \"${TEST_SERVER_SSL_CERT}\"") 435 execute_process( 436 COMMAND "${OPENSSL_EXECUTABLE}" req -new -newkey rsa:2048 -days 10000 -nodes -x509 -subj "/C=GB/ST=Erewhon/L=All around/O=libwebsockets-test/CN=localhost" -keyout "${TEST_SERVER_SSL_KEY}" -out "${TEST_SERVER_SSL_CERT}" 437 RESULT_VARIABLE OPENSSL_RETURN_CODE) 438 else() 439 file(WRITE "${PROJECT_BINARY_DIR}/openssl_input.txt" 440 "GB\n" 441 "Erewhon\n" 442 "All around\n" 443 "libwebsockets-test\n" 444 "localhost\n" 445 "none@invalid.org\n\n" 446 ) 447 448 # The "type" command is a bit picky with paths. 449 file(TO_NATIVE_PATH "${PROJECT_BINARY_DIR}/openssl_input.txt" OPENSSL_INPUT_WIN_PATH) 450 message("OPENSSL_INPUT_WIN_PATH = ${OPENSSL_INPUT_WIN_PATH}") 451 message("cmd = \"${OPENSSL_EXECUTABLE}\" req -new -newkey rsa:2048 -days 10000 -nodes -x509 -keyout \"${TEST_SERVER_SSL_KEY}\" -out \"${TEST_SERVER_SSL_CERT}\"") 452 453 if(OPENSSL_CONFIG_FILE) 454 execute_process( 455 COMMAND cmd /c type "${OPENSSL_INPUT_WIN_PATH}" 456 COMMAND "${OPENSSL_EXECUTABLE}" req -config ${OPENSSL_CONFIG_FILE} -new -newkey rsa:2048 -days 10000 -nodes -x509 -keyout "${TEST_SERVER_SSL_KEY}" -out "${TEST_SERVER_SSL_CERT}" 457 RESULT_VARIABLE OPENSSL_RETURN_CODE 458 OUTPUT_QUIET ERROR_QUIET) 459 else() 460 execute_process( 461 COMMAND cmd /c type "${OPENSSL_INPUT_WIN_PATH}" 462 COMMAND "${OPENSSL_EXECUTABLE}" req -new -newkey rsa:2048 -days 10000 -nodes -x509 -keyout "${TEST_SERVER_SSL_KEY}" -out "${TEST_SERVER_SSL_CERT}" 463 RESULT_VARIABLE OPENSSL_RETURN_CODE 464 OUTPUT_QUIET ERROR_QUIET) 465 endif() 466 467 message("\n") 468 endif() 469 470 if (OPENSSL_RETURN_CODE) 471 message(WARNING "!!! Failed to generate SSL certificate for Test Server using cmd.exe !!!:\nOpenSSL return code = ${OPENSSL_RETURN_CODE}") 472 else() 473 message("SUCCSESFULLY generated SSL certificate") 474 endif() 475 else() 476 if (CMAKE_HOST_SYSTEM_NAME MATCHES "NetBSD") 477 execute_process( 478 COMMAND "${OPENSSL_EXECUTABLE}" 479 req -new -newkey rsa:2048 -days 10000 -nodes -x509 -subj "/O=lws/CN=localhost" -keyout "${TEST_SERVER_SSL_KEY}" -out "${TEST_SERVER_SSL_CERT}" 480 RESULT_VARIABLE OPENSSL_RETURN_CODE 481 # OUTPUT_QUIET ERROR_QUIET 482 ) 483 484 else() 485 486 # Unix. 487 execute_process( 488 COMMAND printf "GB\\nErewhon\\nAll around\\nlibwebsockets-test\\n\\nlocalhost\\nnone@invalid.org\\n" 489 COMMAND "${OPENSSL_EXECUTABLE}" 490 req -new -newkey rsa:2048 -days 10000 -nodes -x509 -keyout "${TEST_SERVER_SSL_KEY}" -out "${TEST_SERVER_SSL_CERT}" 491 RESULT_VARIABLE OPENSSL_RETURN_CODE 492 # OUTPUT_QUIET ERROR_QUIET 493 ) 494 495 endif() 496 497 if (OPENSSL_RETURN_CODE) 498 message(WARNING "!!! Failed to generate SSL certificate for Test Server!!!:\nOpenSSL return code = ${OPENSSL_RETURN_CODE}") 499 else() 500 message("SUCCESSFULLY generated SSL certificate") 501 endif() 502 endif() 503 504 list(APPEND TEST_SERVER_DATA 505 "${TEST_SERVER_SSL_KEY}" 506 "${TEST_SERVER_SSL_CERT}") 507endif() 508 509# 510# Copy OpenSSL dlls to the output directory on Windows. 511# (Otherwise we'll get an error when trying to run) 512# 513if (MSVC AND LWS_WITH_SSL AND NOT LWS_WITH_WOLFSSL) 514 if(OPENSSL_BIN_FOUND) 515 message("OpenSSL dlls found:") 516 message(" Libeay: ${LIBEAY_BIN}") 517 message(" SSLeay: ${SSLEAY_BIN}") 518 519 foreach(TARGET_BIN ${TEST_APP_LIST}) 520 add_custom_command(TARGET ${TARGET_BIN} 521 POST_BUILD 522 COMMAND "${CMAKE_COMMAND}" -E copy "${LIBEAY_BIN}" "$<TARGET_FILE_DIR:${TARGET_BIN}>" VERBATIM) 523 add_custom_command(TARGET ${TARGET_BIN} 524 POST_BUILD 525 COMMAND "${CMAKE_COMMAND}" -E copy "${SSLEAY_BIN}" "$<TARGET_FILE_DIR:${TARGET_BIN}>" VERBATIM) 526 527 # 528 # Win32: if we are using libuv, also need to copy it in the output dir 529 # 530 if (MSVC AND LWS_WITH_LIBUV) 531 STRING(REPLACE ".lib" ".dll" LIBUV_BIN ${LIBUV_LIBRARIES}) 532 add_custom_command(TARGET ${TARGET_BIN} 533 POST_BUILD 534 COMMAND "${CMAKE_COMMAND}" -E copy "${LIBUV_BIN}" "$<TARGET_FILE_DIR:${TARGET_BIN}>" VERBATIM) 535 endif() 536 endforeach() 537 endif() 538endif() 539 540if (LWS_WITH_TLS AND (LWS_WITH_JOSE OR LWS_WITH_GENCRYPTO)) 541 list(APPEND SOURCES 542 tls/lws-gencrypto-common.c) 543endif() 544 545# 546# Keep explicit parent scope exports at end 547# 548 549exports_to_parent_scope() 550set(LWS_HAVE_MBEDTLS_NET_SOCKETS ${LWS_HAVE_MBEDTLS_NET_SOCKETS} PARENT_SCOPE) 551set(TEST_SERVER_SSL_KEY "${TEST_SERVER_SSL_KEY}" PARENT_SCOPE) 552set(TEST_SERVER_SSL_CERT "${TEST_SERVER_SSL_CERT}" PARENT_SCOPE) 553set(TEST_SERVER_DATA ${TEST_SERVER_DATA} PARENT_SCOPE) 554 555