#ifndef _NGX_MAIL_SSL_H_INCLUDED_
#define _NGX_MAIL_SSL_H_INCLUDED_
#include <ngx_config.h>
#include <ngx_core.h>
#include <ngx_mail.h>
#define NGX_MAIL_STARTTLS_OFF   0
#define NGX_MAIL_STARTTLS_ON    1
#define NGX_MAIL_STARTTLS_ONLY  2
typedef struct {
    ngx_flag_t       enable;
    ngx_flag_t       prefer_server_ciphers;
    ngx_ssl_t        ssl;
    ngx_uint_t       starttls;
    ngx_uint_t       protocols;
    ngx_uint_t       verify;
    ngx_uint_t       verify_depth;
    ssize_t          builtin_session_cache;
    time_t           session_timeout;
    ngx_str_t        certificate;
    ngx_str_t        certificate_key;
    ngx_str_t        dhparam;
    ngx_str_t        ecdh_curve;
    ngx_str_t        client_certificate;
    ngx_str_t        trusted_certificate;
    ngx_str_t        crl;
    ngx_str_t        ciphers;
    ngx_array_t     *passwords;
    ngx_shm_zone_t  *shm_zone;
    ngx_flag_t       session_tickets;
    ngx_array_t     *session_ticket_keys;
    u_char          *file;
    ngx_uint_t       line;
} ngx_mail_ssl_conf_t;
extern ngx_module_t  ngx_mail_ssl_module;
#endif