diff options
Diffstat (limited to 'thirdparty/libwebsockets/tls/private.h')
| -rw-r--r-- | thirdparty/libwebsockets/tls/private.h | 281 |
1 files changed, 281 insertions, 0 deletions
diff --git a/thirdparty/libwebsockets/tls/private.h b/thirdparty/libwebsockets/tls/private.h new file mode 100644 index 0000000000..606e2574dc --- /dev/null +++ b/thirdparty/libwebsockets/tls/private.h @@ -0,0 +1,281 @@ +/* + * libwebsockets - small server side websockets and web server implementation + * + * Copyright (C) 2010 - 2018 Andy Green <andy@warmcat.com> + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation: + * version 2.1 of the License. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this library; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, + * MA 02110-1301 USA + * + * This is included from core/private.h if LWS_WITH_TLS + */ + +#if defined(LWS_WITH_TLS) + +#if defined(USE_WOLFSSL) + #if defined(USE_OLD_CYASSL) + #if defined(_WIN32) + #include <IDE/WIN/user_settings.h> + #include <cyassl/ctaocrypt/settings.h> + #else + #include <cyassl/options.h> + #endif + #include <cyassl/openssl/ssl.h> + #include <cyassl/error-ssl.h> + #else + #if defined(_WIN32) + #include <IDE/WIN/user_settings.h> + #include <wolfssl/wolfcrypt/settings.h> + #else + #include <wolfssl/options.h> + #endif + #include <wolfssl/openssl/ssl.h> + #include <wolfssl/error-ssl.h> + #define OPENSSL_NO_TLSEXT + #endif /* not USE_OLD_CYASSL */ +#else /* WOLFSSL */ + #if defined(LWS_WITH_ESP32) + #define OPENSSL_NO_TLSEXT + #undef MBEDTLS_CONFIG_FILE + #define MBEDTLS_CONFIG_FILE <mbedtls/esp_config.h> + #include <mbedtls/ssl.h> + #include <mbedtls/x509_crt.h> + #include "tls/mbedtls/wrapper/include/openssl/ssl.h" /* wrapper !!!! */ + #else /* not esp32 */ + #if defined(LWS_WITH_MBEDTLS) + #include <mbedtls/ssl.h> + #include <mbedtls/x509_crt.h> + #include <mbedtls/x509_csr.h> + #include "tls/mbedtls/wrapper/include/openssl/ssl.h" /* wrapper !!!! */ + #else + #include <openssl/ssl.h> + #include <openssl/evp.h> + #include <openssl/err.h> + #include <openssl/md5.h> + #include <openssl/sha.h> + #ifdef LWS_HAVE_OPENSSL_ECDH_H + #include <openssl/ecdh.h> + #endif + #include <openssl/x509v3.h> + #endif /* not mbedtls */ + #if defined(OPENSSL_VERSION_NUMBER) + #if (OPENSSL_VERSION_NUMBER < 0x0009080afL) +/* later openssl defines this to negate the presence of tlsext... but it was only + * introduced at 0.9.8j. Earlier versions don't know it exists so don't + * define it... making it look like the feature exists... + */ + #define OPENSSL_NO_TLSEXT + #endif + #endif + #endif /* not ESP32 */ +#endif /* not USE_WOLFSSL */ + +#endif /* LWS_WITH_TLS */ + +enum lws_tls_extant { + LWS_TLS_EXTANT_NO, + LWS_TLS_EXTANT_YES, + LWS_TLS_EXTANT_ALTERNATIVE +}; + +struct lws_context_per_thread; + +struct lws_tls_ops { + int (*fake_POLLIN_for_buffered)(struct lws_context_per_thread *pt); + int (*periodic_housekeeping)(struct lws_context *context, time_t now); +}; + +#if defined(LWS_WITH_TLS) + +typedef SSL lws_tls_conn; +typedef SSL_CTX lws_tls_ctx; +typedef BIO lws_tls_bio; +typedef X509 lws_tls_x509; + + +#define LWS_SSL_ENABLED(context) (context->tls.use_ssl) + +extern const struct lws_tls_ops tls_ops_openssl, tls_ops_mbedtls; + +struct lws_context_tls { + char alpn_discovered[32]; + const char *alpn_default; + time_t last_cert_check_s; +}; + +struct lws_pt_tls { + struct lws *pending_read_list; /* linked list */ +}; + +struct lws_tls_ss_pieces; + +struct alpn_ctx { + uint8_t data[23]; + uint8_t len; +}; + +struct lws_vhost_tls { + lws_tls_ctx *ssl_ctx; + lws_tls_ctx *ssl_client_ctx; + const char *alpn; + struct lws_tls_ss_pieces *ss; /* for acme tls certs */ + char *alloc_cert_path; + char *key_path; +#if defined(LWS_WITH_MBEDTLS) + lws_tls_x509 *x509_client_CA; +#endif + char ecdh_curve[16]; + struct alpn_ctx alpn_ctx; + + int use_ssl; + int allow_non_ssl_on_ssl_port; + int ssl_info_event_mask; + + unsigned int user_supplied_ssl_ctx:1; + unsigned int skipped_certs:1; +}; + +struct lws_lws_tls { + lws_tls_conn *ssl; + lws_tls_bio *client_bio; + struct lws *pending_read_list_prev, *pending_read_list_next; + unsigned int use_ssl; + unsigned int redirect_to_https:1; +}; + +LWS_EXTERN void +lws_context_init_alpn(struct lws_vhost *vhost); +LWS_EXTERN enum lws_tls_extant +lws_tls_use_any_upgrade_check_extant(const char *name); +LWS_EXTERN int openssl_websocket_private_data_index; +LWS_EXTERN int LWS_WARN_UNUSED_RESULT +lws_ssl_capable_read(struct lws *wsi, unsigned char *buf, int len); +LWS_EXTERN int LWS_WARN_UNUSED_RESULT +lws_ssl_capable_write(struct lws *wsi, unsigned char *buf, int len); +LWS_EXTERN int LWS_WARN_UNUSED_RESULT +lws_ssl_pending(struct lws *wsi); +LWS_EXTERN int +lws_context_init_ssl_library(const struct lws_context_creation_info *info); +LWS_EXTERN int LWS_WARN_UNUSED_RESULT +lws_server_socket_service_ssl(struct lws *new_wsi, lws_sockfd_type accept_fd); +LWS_EXTERN int +lws_ssl_close(struct lws *wsi); +LWS_EXTERN void +lws_ssl_SSL_CTX_destroy(struct lws_vhost *vhost); +LWS_EXTERN void +lws_ssl_context_destroy(struct lws_context *context); +void +__lws_ssl_remove_wsi_from_buffered_list(struct lws *wsi); +LWS_VISIBLE void +lws_ssl_remove_wsi_from_buffered_list(struct lws *wsi); +LWS_EXTERN int +lws_ssl_client_bio_create(struct lws *wsi); +LWS_EXTERN int +lws_ssl_client_connect1(struct lws *wsi); +LWS_EXTERN int +lws_ssl_client_connect2(struct lws *wsi, char *errbuf, int len); +LWS_EXTERN void +lws_ssl_elaborate_error(void); +LWS_EXTERN int +lws_tls_fake_POLLIN_for_buffered(struct lws_context_per_thread *pt); +LWS_EXTERN int +lws_gate_accepts(struct lws_context *context, int on); +LWS_EXTERN void +lws_ssl_bind_passphrase(lws_tls_ctx *ssl_ctx, + const struct lws_context_creation_info *info); +LWS_EXTERN void +lws_ssl_info_callback(const lws_tls_conn *ssl, int where, int ret); +LWS_EXTERN int +lws_tls_openssl_cert_info(X509 *x509, enum lws_tls_cert_info type, + union lws_tls_cert_info_results *buf, size_t len); +LWS_EXTERN int +lws_tls_check_all_cert_lifetimes(struct lws_context *context); +LWS_EXTERN int +lws_tls_server_certs_load(struct lws_vhost *vhost, struct lws *wsi, + const char *cert, const char *private_key, + const char *mem_cert, size_t len_mem_cert, + const char *mem_privkey, size_t mem_privkey_len); +LWS_EXTERN enum lws_tls_extant +lws_tls_generic_cert_checks(struct lws_vhost *vhost, const char *cert, + const char *private_key); +LWS_EXTERN int +lws_tls_alloc_pem_to_der_file(struct lws_context *context, const char *filename, + const char *inbuf, lws_filepos_t inlen, + uint8_t **buf, lws_filepos_t *amount); + +#if !defined(LWS_NO_SERVER) + LWS_EXTERN int + lws_context_init_server_ssl(const struct lws_context_creation_info *info, + struct lws_vhost *vhost); + void + lws_tls_acme_sni_cert_destroy(struct lws_vhost *vhost); +#else + #define lws_context_init_server_ssl(_a, _b) (0) + #define lws_tls_acme_sni_cert_destroy(_a) +#endif + +LWS_EXTERN void +lws_ssl_destroy(struct lws_vhost *vhost); +LWS_EXTERN char * +lws_ssl_get_error_string(int status, int ret, char *buf, size_t len); + +/* + * lws_tls_ abstract backend implementations + */ + +LWS_EXTERN int +lws_tls_server_client_cert_verify_config(struct lws_vhost *vh); +LWS_EXTERN int +lws_tls_server_vhost_backend_init(const struct lws_context_creation_info *info, + struct lws_vhost *vhost, struct lws *wsi); +LWS_EXTERN int +lws_tls_server_new_nonblocking(struct lws *wsi, lws_sockfd_type accept_fd); + +LWS_EXTERN enum lws_ssl_capable_status +lws_tls_server_accept(struct lws *wsi); + +LWS_EXTERN enum lws_ssl_capable_status +lws_tls_server_abort_connection(struct lws *wsi); + +LWS_EXTERN enum lws_ssl_capable_status +__lws_tls_shutdown(struct lws *wsi); + +LWS_EXTERN enum lws_ssl_capable_status +lws_tls_client_connect(struct lws *wsi); +LWS_EXTERN int +lws_tls_client_confirm_peer_cert(struct lws *wsi, char *ebuf, int ebuf_len); +LWS_EXTERN int +lws_tls_client_create_vhost_context(struct lws_vhost *vh, + const struct lws_context_creation_info *info, + const char *cipher_list, + const char *ca_filepath, + const char *cert_filepath, + const char *private_key_filepath); + +LWS_EXTERN lws_tls_ctx * +lws_tls_ctx_from_wsi(struct lws *wsi); +LWS_EXTERN int +lws_ssl_get_error(struct lws *wsi, int n); + +LWS_EXTERN int +lws_context_init_client_ssl(const struct lws_context_creation_info *info, + struct lws_vhost *vhost); + +LWS_EXTERN void +lws_ssl_info_callback(const lws_tls_conn *ssl, int where, int ret); + +int +lws_tls_fake_POLLIN_for_buffered(struct lws_context_per_thread *pt); + +#endif
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