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1
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2 /*
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3 * Copyright (C) Igor Sysoev
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660
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4 * Copyright (C) Nginx, Inc.
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0
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5 */
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6
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7
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8 #ifndef _NGX_EVENT_OPENSSL_H_INCLUDED_
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9 #define _NGX_EVENT_OPENSSL_H_INCLUDED_
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10
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11
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12 #include <ngx_config.h>
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13 #include <ngx_core.h>
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14
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15 #include <openssl/ssl.h>
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16 #include <openssl/err.h>
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272
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17 #include <openssl/conf.h>
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90
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18 #include <openssl/engine.h>
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564
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19 #include <openssl/evp.h>
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688
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20 #include <openssl/ocsp.h>
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90
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21
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96
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22 #define NGX_SSL_NAME "OpenSSL"
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23
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24
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220
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25 #define ngx_ssl_session_t SSL_SESSION
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26 #define ngx_ssl_conn_t SSL
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27
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28
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96
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29 typedef struct {
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30 SSL_CTX *ctx;
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31 ngx_log_t *log;
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32 } ngx_ssl_t;
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90
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33
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0
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34
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35 typedef struct {
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220
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36 ngx_ssl_conn_t *connection;
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196
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37
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96
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38 ngx_int_t last;
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39 ngx_buf_t *buf;
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40
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41 ngx_connection_handler_pt handler;
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0
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42
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96
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43 ngx_event_handler_pt saved_read_handler;
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44 ngx_event_handler_pt saved_write_handler;
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28
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45
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96
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46 unsigned handshaked:1;
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542
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47 unsigned renegotiation:1;
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96
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48 unsigned buffer:1;
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49 unsigned no_wait_shutdown:1;
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50 unsigned no_send_shutdown:1;
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51 } ngx_ssl_connection_t;
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0
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52
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53
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378
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54 #define NGX_SSL_NO_SCACHE -2
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55 #define NGX_SSL_NONE_SCACHE -3
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56 #define NGX_SSL_NO_BUILTIN_SCACHE -4
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57 #define NGX_SSL_DFLT_BUILTIN_SCACHE -5
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272
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58
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59
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358
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60 #define NGX_SSL_MAX_SESSION_SIZE 4096
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272
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61
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274
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62 typedef struct ngx_ssl_sess_id_s ngx_ssl_sess_id_t;
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272
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63
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274
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64 struct ngx_ssl_sess_id_s {
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272
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65 ngx_rbtree_node_t node;
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66 u_char *id;
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67 size_t len;
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274
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68 u_char *session;
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358
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69 ngx_queue_t queue;
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272
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70 time_t expire;
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274
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71 #if (NGX_PTR_SIZE == 8)
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72 void *stub;
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73 u_char sess_id[32];
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74 #endif
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272
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75 };
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76
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77
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78 typedef struct {
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358
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79 ngx_rbtree_t session_rbtree;
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80 ngx_rbtree_node_t sentinel;
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81 ngx_queue_t expire_queue;
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272
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82 } ngx_ssl_session_cache_t;
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83
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84
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85
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658
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86 #define NGX_SSL_SSLv2 0x0002
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87 #define NGX_SSL_SSLv3 0x0004
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88 #define NGX_SSL_TLSv1 0x0008
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89 #define NGX_SSL_TLSv1_1 0x0010
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90 #define NGX_SSL_TLSv1_2 0x0020
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0
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91
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92
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96
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93 #define NGX_SSL_BUFFER 1
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126
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94 #define NGX_SSL_CLIENT 2
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0
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95
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96
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96 #define NGX_SSL_BUFSIZE 16384
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0
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97
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98
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99 ngx_int_t ngx_ssl_init(ngx_log_t *log);
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272
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100 ngx_int_t ngx_ssl_create(ngx_ssl_t *ssl, ngx_uint_t protocols, void *data);
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112
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101 ngx_int_t ngx_ssl_certificate(ngx_conf_t *cf, ngx_ssl_t *ssl,
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102 ngx_str_t *cert, ngx_str_t *key);
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196
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103 ngx_int_t ngx_ssl_client_certificate(ngx_conf_t *cf, ngx_ssl_t *ssl,
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220
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104 ngx_str_t *cert, ngx_int_t depth);
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688
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105 ngx_int_t ngx_ssl_trusted_certificate(ngx_conf_t *cf, ngx_ssl_t *ssl,
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106 ngx_str_t *cert, ngx_int_t depth);
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510
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107 ngx_int_t ngx_ssl_crl(ngx_conf_t *cf, ngx_ssl_t *ssl, ngx_str_t *crl);
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688
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108 ngx_int_t ngx_ssl_stapling(ngx_conf_t *cf, ngx_ssl_t *ssl,
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109 ngx_str_t *file, ngx_str_t *responder, ngx_uint_t verify);
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110 ngx_int_t ngx_ssl_stapling_resolver(ngx_conf_t *cf, ngx_ssl_t *ssl,
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111 ngx_resolver_t *resolver, ngx_msec_t resolver_timeout);
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632
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112 RSA *ngx_ssl_rsa512_key_callback(SSL *ssl, int is_export, int key_length);
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380
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113 ngx_int_t ngx_ssl_dhparam(ngx_conf_t *cf, ngx_ssl_t *ssl, ngx_str_t *file);
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632
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114 ngx_int_t ngx_ssl_ecdh_curve(ngx_conf_t *cf, ngx_ssl_t *ssl, ngx_str_t *name);
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272
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115 ngx_int_t ngx_ssl_session_cache(ngx_ssl_t *ssl, ngx_str_t *sess_ctx,
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116 ssize_t builtin_session_cache, ngx_shm_zone_t *shm_zone, time_t timeout);
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634
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117 ngx_int_t ngx_ssl_session_cache_init(ngx_shm_zone_t *shm_zone, void *data);
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96
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118 ngx_int_t ngx_ssl_create_connection(ngx_ssl_t *ssl, ngx_connection_t *c,
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92
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119 ngx_uint_t flags);
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126
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120
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366
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121 void ngx_ssl_remove_cached_session(SSL_CTX *ssl, ngx_ssl_session_t *sess);
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126
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122 ngx_int_t ngx_ssl_set_session(ngx_connection_t *c, ngx_ssl_session_t *session);
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160
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123 #define ngx_ssl_get_session(c) SSL_get1_session(c->ssl->connection)
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124 #define ngx_ssl_free_session SSL_SESSION_free
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272
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125 #define ngx_ssl_get_connection(ssl_conn) \
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126 SSL_get_ex_data(ssl_conn, ngx_ssl_connection_index)
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127 #define ngx_ssl_get_server_conf(ssl_ctx) \
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128 SSL_CTX_get_ex_data(ssl_ctx, ngx_ssl_server_conf_index)
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160
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129
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130
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220
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131 ngx_int_t ngx_ssl_get_protocol(ngx_connection_t *c, ngx_pool_t *pool,
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132 ngx_str_t *s);
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133 ngx_int_t ngx_ssl_get_cipher_name(ngx_connection_t *c, ngx_pool_t *pool,
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134 ngx_str_t *s);
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530
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135 ngx_int_t ngx_ssl_get_session_id(ngx_connection_t *c, ngx_pool_t *pool,
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136 ngx_str_t *s);
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390
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137 ngx_int_t ngx_ssl_get_raw_certificate(ngx_connection_t *c, ngx_pool_t *pool,
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138 ngx_str_t *s);
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380
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139 ngx_int_t ngx_ssl_get_certificate(ngx_connection_t *c, ngx_pool_t *pool,
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140 ngx_str_t *s);
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196
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141 ngx_int_t ngx_ssl_get_subject_dn(ngx_connection_t *c, ngx_pool_t *pool,
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142 ngx_str_t *s);
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143 ngx_int_t ngx_ssl_get_issuer_dn(ngx_connection_t *c, ngx_pool_t *pool,
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144 ngx_str_t *s);
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220
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145 ngx_int_t ngx_ssl_get_serial_number(ngx_connection_t *c, ngx_pool_t *pool,
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146 ngx_str_t *s);
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510
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147 ngx_int_t ngx_ssl_get_client_verify(ngx_connection_t *c, ngx_pool_t *pool,
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148 ngx_str_t *s);
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220
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149
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196
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150
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96
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151 ngx_int_t ngx_ssl_handshake(ngx_connection_t *c);
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18
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152 ssize_t ngx_ssl_recv(ngx_connection_t *c, u_char *buf, size_t size);
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88
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153 ssize_t ngx_ssl_write(ngx_connection_t *c, u_char *data, size_t size);
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126
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154 ssize_t ngx_ssl_recv_chain(ngx_connection_t *c, ngx_chain_t *cl);
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0
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155 ngx_chain_t *ngx_ssl_send_chain(ngx_connection_t *c, ngx_chain_t *in,
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38
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156 off_t limit);
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358
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157 void ngx_ssl_free_buffer(ngx_connection_t *c);
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0
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158 ngx_int_t ngx_ssl_shutdown(ngx_connection_t *c);
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132
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159 void ngx_cdecl ngx_ssl_error(ngx_uint_t level, ngx_log_t *log, ngx_err_t err,
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38
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160 char *fmt, ...);
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58
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161 void ngx_ssl_cleanup_ctx(void *data);
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0
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162
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163
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272
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164 extern int ngx_ssl_connection_index;
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165 extern int ngx_ssl_server_conf_index;
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166 extern int ngx_ssl_session_cache_index;
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688
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167 extern int ngx_ssl_certificate_index;
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168 extern int ngx_ssl_stapling_index;
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220
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169
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170
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171 #endif /* _NGX_EVENT_OPENSSL_H_INCLUDED_ */
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