/* * Copyright (C) Igor Sysoev */ #ifndef _NGX_EVENT_OPENSSL_H_INCLUDED_ #define _NGX_EVENT_OPENSSL_H_INCLUDED_ #include #include #include #include #if OPENSSL_VERSION_NUMBER >= 0x00907000 #include #include #define NGX_SSL_ENGINE 1 #endif #define NGX_SSL_NAME "OpenSSL" #define ngx_ssl_session_t SSL_SESSION #define ngx_ssl_conn_t SSL typedef struct { SSL_CTX *ctx; ngx_log_t *log; } ngx_ssl_t; typedef struct { ngx_ssl_conn_t *connection; ngx_int_t last; ngx_buf_t *buf; ngx_connection_handler_pt handler; ngx_event_handler_pt saved_read_handler; ngx_event_handler_pt saved_write_handler; unsigned handshaked:1; unsigned buffer:1; unsigned no_wait_shutdown:1; unsigned no_send_shutdown:1; } ngx_ssl_connection_t; #define NGX_SSL_DFLT_BUILTIN_SCACHE -2 #define NGX_SSL_NO_BUILTIN_SCACHE -3 #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_ssl_sess_id_t *prev; ngx_ssl_sess_id_t *next; 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_ssl_sess_id_t session_cache_head; ngx_ssl_sess_id_t session_cache_tail; } ngx_ssl_session_cache_t; #define NGX_SSL_SSLv2 2 #define NGX_SSL_SSLv3 4 #define NGX_SSL_TLSv1 8 #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_certificate(ngx_conf_t *cf, ngx_ssl_t *ssl, ngx_str_t *cert, ngx_str_t *key); 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_generate_rsa512_key(ngx_ssl_t *ssl); 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_create_connection(ngx_ssl_t *ssl, ngx_connection_t *c, ngx_uint_t flags); 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) 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_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_serial_number(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); ngx_chain_t *ngx_ssl_send_chain(ngx_connection_t *c, ngx_chain_t *in, off_t limit); 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; #endif /* _NGX_EVENT_OPENSSL_H_INCLUDED_ */