/* * Copyright (C) Igor Sysoev * Copyright (C) Nginx, Inc. */ #ifndef _NGX_EVENT_OPENSSL_H_INCLUDED_ #define _NGX_EVENT_OPENSSL_H_INCLUDED_ #include #include #include #include #include #include #include #include #ifndef OPENSSL_NO_ENGINE #include #endif #include #ifndef OPENSSL_NO_OCSP #include #endif #include #include #include #include #define NGX_SSL_NAME "OpenSSL" #if (defined LIBRESSL_VERSION_NUMBER && OPENSSL_VERSION_NUMBER == 0x20000000L) #undef OPENSSL_VERSION_NUMBER #define OPENSSL_VERSION_NUMBER 0x1000107fL #endif #if (OPENSSL_VERSION_NUMBER >= 0x10100001L) #define ngx_ssl_version() OpenSSL_version(OPENSSL_VERSION) #else #define ngx_ssl_version() SSLeay_version(SSLEAY_VERSION) #endif #define ngx_ssl_session_t SSL_SESSION #define ngx_ssl_conn_t SSL struct ngx_ssl_s { SSL_CTX *ctx; ngx_log_t *log; size_t buffer_size; }; struct ngx_ssl_connection_s { ngx_ssl_conn_t *connection; SSL_CTX *session_ctx; ngx_int_t last; ngx_buf_t *buf; size_t buffer_size; ngx_connection_handler_pt handler; ngx_event_handler_pt saved_read_handler; ngx_event_handler_pt saved_write_handler; unsigned handshaked:1; unsigned renegotiation:1; unsigned buffer:1; unsigned no_wait_shutdown:1; unsigned no_send_shutdown:1; unsigned handshake_buffer_set:1; }; #define NGX_SSL_NO_SCACHE -2 #define NGX_SSL_NONE_SCACHE -3 #define NGX_SSL_NO_BUILTIN_SCACHE -4 #define NGX_SSL_DFLT_BUILTIN_SCACHE -5 #define NGX_SSL_MAX_SESSION_SIZE 4096 typedef struct ngx_ssl_sess_id_s ngx_ssl_sess_id_t; struct ngx_ssl_sess_id_s { ngx_rbtree_node_t node; u_char *id; size_t len; u_char *session; ngx_queue_t queue; time_t expire; #if (NGX_PTR_SIZE == 8) void *stub; u_char sess_id[32]; #endif }; typedef struct { ngx_rbtree_t session_rbtree; ngx_rbtree_node_t sentinel; ngx_queue_t expire_queue; } ngx_ssl_session_cache_t; #ifdef SSL_CTRL_SET_TLSEXT_TICKET_KEY_CB typedef struct { size_t size; u_char name[16]; u_char hmac_key[32]; u_char aes_key[32]; } ngx_ssl_session_ticket_key_t; #endif #define NGX_SSL_SSLv2 0x0002 #define NGX_SSL_SSLv3 0x0004 #define NGX_SSL_TLSv1 0x0008 #define NGX_SSL_TLSv1_1 0x0010 #define NGX_SSL_TLSv1_2 0x0020 #define NGX_SSL_BUFFER 1 #define NGX_SSL_CLIENT 2 #define NGX_SSL_BUFSIZE 16384 ngx_int_t ngx_ssl_init(ngx_log_t *log); ngx_int_t ngx_ssl_create(ngx_ssl_t *ssl, ngx_uint_t protocols, void *data); ngx_int_t ngx_ssl_certificates(ngx_conf_t *cf, ngx_ssl_t *ssl, ngx_array_t *certs, ngx_array_t *keys, ngx_array_t *passwords); ngx_int_t ngx_ssl_certificate(ngx_conf_t *cf, ngx_ssl_t *ssl, ngx_str_t *cert, ngx_str_t *key, ngx_array_t *passwords); ngx_int_t ngx_ssl_ciphers(ngx_conf_t *cf, ngx_ssl_t *ssl, ngx_str_t *ciphers, ngx_uint_t prefer_server_ciphers); ngx_int_t ngx_ssl_client_certificate(ngx_conf_t *cf, ngx_ssl_t *ssl, ngx_str_t *cert, ngx_int_t depth); ngx_int_t ngx_ssl_trusted_certificate(ngx_conf_t *cf, ngx_ssl_t *ssl, ngx_str_t *cert, ngx_int_t depth); ngx_int_t ngx_ssl_crl(ngx_conf_t *cf, ngx_ssl_t *ssl, ngx_str_t *crl); ngx_int_t ngx_ssl_stapling(ngx_conf_t *cf, ngx_ssl_t *ssl, ngx_str_t *file, ngx_str_t *responder, ngx_uint_t verify); ngx_int_t ngx_ssl_stapling_resolver(ngx_conf_t *cf, ngx_ssl_t *ssl, ngx_resolver_t *resolver, ngx_msec_t resolver_timeout); RSA *ngx_ssl_rsa512_key_callback(ngx_ssl_conn_t *ssl_conn, int is_export, int key_length); ngx_array_t *ngx_ssl_read_password_file(ngx_conf_t *cf, ngx_str_t *file); ngx_int_t ngx_ssl_dhparam(ngx_conf_t *cf, ngx_ssl_t *ssl, ngx_str_t *file); ngx_int_t ngx_ssl_ecdh_curve(ngx_conf_t *cf, ngx_ssl_t *ssl, ngx_str_t *name); ngx_int_t ngx_ssl_session_cache(ngx_ssl_t *ssl, ngx_str_t *sess_ctx, ssize_t builtin_session_cache, ngx_shm_zone_t *shm_zone, time_t timeout); ngx_int_t ngx_ssl_session_ticket_keys(ngx_conf_t *cf, ngx_ssl_t *ssl, ngx_array_t *paths); ngx_int_t ngx_ssl_session_cache_init(ngx_shm_zone_t *shm_zone, void *data); ngx_int_t ngx_ssl_create_connection(ngx_ssl_t *ssl, ngx_connection_t *c, ngx_uint_t flags); void ngx_ssl_remove_cached_session(SSL_CTX *ssl, ngx_ssl_session_t *sess); ngx_int_t ngx_ssl_set_session(ngx_connection_t *c, ngx_ssl_session_t *session); #define ngx_ssl_get_session(c) SSL_get1_session(c->ssl->connection) #define ngx_ssl_free_session SSL_SESSION_free #define ngx_ssl_get_connection(ssl_conn) \ SSL_get_ex_data(ssl_conn, ngx_ssl_connection_index) #define ngx_ssl_get_server_conf(ssl_ctx) \ SSL_CTX_get_ex_data(ssl_ctx, ngx_ssl_server_conf_index) #define ngx_ssl_verify_error_optional(n) \ (n == X509_V_ERR_DEPTH_ZERO_SELF_SIGNED_CERT \ || n == X509_V_ERR_SELF_SIGNED_CERT_IN_CHAIN \ || n == X509_V_ERR_UNABLE_TO_GET_ISSUER_CERT_LOCALLY \ || n == X509_V_ERR_CERT_UNTRUSTED \ || n == X509_V_ERR_UNABLE_TO_VERIFY_LEAF_SIGNATURE) ngx_int_t ngx_ssl_check_host(ngx_connection_t *c, ngx_str_t *name); ngx_int_t ngx_ssl_get_protocol(ngx_connection_t *c, ngx_pool_t *pool, ngx_str_t *s); ngx_int_t ngx_ssl_get_cipher_name(ngx_connection_t *c, ngx_pool_t *pool, ngx_str_t *s); ngx_int_t ngx_ssl_get_ciphers(ngx_connection_t *c, ngx_pool_t *pool, ngx_str_t *s); ngx_int_t ngx_ssl_get_curves(ngx_connection_t *c, ngx_pool_t *pool, ngx_str_t *s); ngx_int_t ngx_ssl_get_session_id(ngx_connection_t *c, ngx_pool_t *pool, ngx_str_t *s); ngx_int_t ngx_ssl_get_session_reused(ngx_connection_t *c, ngx_pool_t *pool, ngx_str_t *s); ngx_int_t ngx_ssl_get_server_name(ngx_connection_t *c, ngx_pool_t *pool, ngx_str_t *s); ngx_int_t ngx_ssl_get_raw_certificate(ngx_connection_t *c, ngx_pool_t *pool, ngx_str_t *s); ngx_int_t ngx_ssl_get_certificate(ngx_connection_t *c, ngx_pool_t *pool, ngx_str_t *s); ngx_int_t ngx_ssl_get_subject_dn(ngx_connection_t *c, ngx_pool_t *pool, ngx_str_t *s); ngx_int_t ngx_ssl_get_issuer_dn(ngx_connection_t *c, ngx_pool_t *pool, ngx_str_t *s); ngx_int_t ngx_ssl_get_subject_dn_legacy(ngx_connection_t *c, ngx_pool_t *pool, ngx_str_t *s); ngx_int_t ngx_ssl_get_issuer_dn_legacy(ngx_connection_t *c, ngx_pool_t *pool, ngx_str_t *s); ngx_int_t ngx_ssl_get_serial_number(ngx_connection_t *c, ngx_pool_t *pool, ngx_str_t *s); ngx_int_t ngx_ssl_get_fingerprint(ngx_connection_t *c, ngx_pool_t *pool, ngx_str_t *s); ngx_int_t ngx_ssl_get_client_verify(ngx_connection_t *c, ngx_pool_t *pool, ngx_str_t *s); ngx_int_t ngx_ssl_get_client_v_start(ngx_connection_t *c, ngx_pool_t *pool, ngx_str_t *s); ngx_int_t ngx_ssl_get_client_v_end(ngx_connection_t *c, ngx_pool_t *pool, ngx_str_t *s); ngx_int_t ngx_ssl_get_client_v_remain(ngx_connection_t *c, ngx_pool_t *pool, ngx_str_t *s); ngx_int_t ngx_ssl_handshake(ngx_connection_t *c); ssize_t ngx_ssl_recv(ngx_connection_t *c, u_char *buf, size_t size); ssize_t ngx_ssl_write(ngx_connection_t *c, u_char *data, size_t size); ssize_t ngx_ssl_recv_chain(ngx_connection_t *c, ngx_chain_t *cl, off_t limit); ngx_chain_t *ngx_ssl_send_chain(ngx_connection_t *c, ngx_chain_t *in, off_t limit); void ngx_ssl_free_buffer(ngx_connection_t *c); ngx_int_t ngx_ssl_shutdown(ngx_connection_t *c); void ngx_cdecl ngx_ssl_error(ngx_uint_t level, ngx_log_t *log, ngx_err_t err, char *fmt, ...); void ngx_ssl_cleanup_ctx(void *data); extern int ngx_ssl_connection_index; extern int ngx_ssl_server_conf_index; extern int ngx_ssl_session_cache_index; extern int ngx_ssl_session_ticket_keys_index; extern int ngx_ssl_certificate_index; extern int ngx_ssl_next_certificate_index; extern int ngx_ssl_certificate_name_index; extern int ngx_ssl_stapling_index; #endif /* _NGX_EVENT_OPENSSL_H_INCLUDED_ */