/* Licensed to the Apache Software Foundation (ASF) under one or more * contributor license agreements. See the NOTICE file distributed with * this work for additional information regarding copyright ownership. * The ASF licenses this file to You under the Apache License, Version 2.0 * (the "License"); you may not use this file except in compliance with * the License. You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ #ifndef SSL_PRIVATE_H #define SSL_PRIVATE_H /** * @file ssl_private.h * @brief Internal interfaces private to mod_ssl. * * @defgroup MOD_SSL_PRIVATE Private * @ingroup MOD_SSL * @{ */ /** Apache headers */ #include "httpd.h" #include "http_config.h" #include "http_core.h" #include "http_log.h" #include "http_main.h" #include "http_connection.h" #include "http_request.h" #include "http_protocol.h" #include "util_script.h" #include "util_filter.h" #include "util_ebcdic.h" #include "mpm.h" #include "apr.h" #include "apr_strings.h" #define APR_WANT_STRFUNC #include "apr_want.h" #include "apr_tables.h" #include "apr_lib.h" #include "apr_fnmatch.h" #include "apr_strings.h" #include "apr_dbm.h" #include "apr_rmm.h" #include "apr_shm.h" #include "apr_global_mutex.h" #include "apr_optional.h" #define MOD_SSL_VERSION AP_SERVER_BASEREVISION /** mod_ssl headers */ #include "ssl_toolkit_compat.h" #include "ssl_expr.h" #include "ssl_util_ssl.h" /** The #ifdef macros are only defined AFTER including the above * therefore we cannot include these system files at the top :-( */ #if APR_HAVE_SYS_TIME_H #include <sys/time.h> #endif #if APR_HAVE_UNISTD_H #include <unistd.h> /** needed for STDIN_FILENO et.al., at least on FreeBSD */ #endif /** * Provide reasonable default for some defines */ #ifndef FALSE #define FALSE (0) #endif #ifndef TRUE #define TRUE (!FALSE) #endif #ifndef PFALSE #define PFALSE ((void *)FALSE) #endif #ifndef PTRUE #define PTRUE ((void *)TRUE) #endif #ifndef UNSET #define UNSET (-1) #endif #ifndef NUL #define NUL '\0' #endif #ifndef RAND_MAX #include <limits.h> #define RAND_MAX INT_MAX #endif /** * Provide reasonable defines for some types */ #ifndef BOOL #define BOOL unsigned int #endif #ifndef UCHAR #define UCHAR unsigned char #endif /** * Provide useful shorthands */ #define strEQ(s1,s2) (strcmp(s1,s2) == 0) #define strNE(s1,s2) (strcmp(s1,s2) != 0) #define strEQn(s1,s2,n) (strncmp(s1,s2,n) == 0) #define strNEn(s1,s2,n) (strncmp(s1,s2,n) != 0) #define strcEQ(s1,s2) (strcasecmp(s1,s2) == 0) #define strcNE(s1,s2) (strcasecmp(s1,s2) != 0) #define strcEQn(s1,s2,n) (strncasecmp(s1,s2,n) == 0) #define strcNEn(s1,s2,n) (strncasecmp(s1,s2,n) != 0) #define strIsEmpty(s) (s == NULL || s[0] == NUL) #define myConnConfig(c) \ (SSLConnRec *)ap_get_module_config(c->conn_config, &ssl_module) #define myCtxConfig(sslconn, sc) (sslconn->is_proxy ? sc->proxy : sc->server) #define myConnConfigSet(c, val) \ ap_set_module_config(c->conn_config, &ssl_module, val) #define mySrvConfig(srv) (SSLSrvConfigRec *)ap_get_module_config(srv->module_config, &ssl_module) #define myDirConfig(req) (SSLDirConfigRec *)ap_get_module_config(req->per_dir_config, &ssl_module) #define myModConfig(srv) (mySrvConfig((srv)))->mc #define myCtxVarSet(mc,num,val) mc->rCtx.pV##num = val #define myCtxVarGet(mc,num,type) (type)(mc->rCtx.pV##num) /** * Defaults for the configuration */ #ifndef SSL_SESSION_CACHE_TIMEOUT #define SSL_SESSION_CACHE_TIMEOUT 300 #endif /** * Support for MM library */ #define SSL_MM_FILE_MODE ( APR_UREAD | APR_UWRITE | APR_GREAD | APR_WREAD ) /** * Support for DBM library */ #define SSL_DBM_FILE_MODE ( APR_UREAD | APR_UWRITE | APR_GREAD | APR_WREAD ) #if !defined(SSL_DBM_FILE_SUFFIX_DIR) && !defined(SSL_DBM_FILE_SUFFIX_PAG) #if defined(DBM_SUFFIX) #define SSL_DBM_FILE_SUFFIX_DIR DBM_SUFFIX #define SSL_DBM_FILE_SUFFIX_PAG DBM_SUFFIX #elif defined(__FreeBSD__) || (defined(DB_LOCK) && defined(DB_SHMEM)) #define SSL_DBM_FILE_SUFFIX_DIR ".db" #define SSL_DBM_FILE_SUFFIX_PAG ".db" #else #define SSL_DBM_FILE_SUFFIX_DIR ".dir" #define SSL_DBM_FILE_SUFFIX_PAG ".pag" #endif #endif /** * Define the certificate algorithm types */ typedef int ssl_algo_t; #define SSL_ALGO_UNKNOWN (0) #define SSL_ALGO_RSA (1<<0) #define SSL_ALGO_DSA (1<<1) #define SSL_ALGO_ALL (SSL_ALGO_RSA|SSL_ALGO_DSA) #define SSL_AIDX_RSA (0) #define SSL_AIDX_DSA (1) #define SSL_AIDX_MAX (2) /** * Define IDs for the temporary RSA keys and DH params */ #define SSL_TMP_KEY_RSA_512 (0) #define SSL_TMP_KEY_RSA_1024 (1) #define SSL_TMP_KEY_DH_512 (2) #define SSL_TMP_KEY_DH_1024 (3) #define SSL_TMP_KEY_MAX (4) /** * Define the SSL options */ #define SSL_OPT_NONE (0) #define SSL_OPT_RELSET (1<<0) #define SSL_OPT_STDENVVARS (1<<1) #define SSL_OPT_EXPORTCERTDATA (1<<3) #define SSL_OPT_FAKEBASICAUTH (1<<4) #define SSL_OPT_STRICTREQUIRE (1<<5) #define SSL_OPT_OPTRENEGOTIATE (1<<6) #define SSL_OPT_ALL (SSL_OPT_STDENVVARS|SSL_OPT_EXPORTCERTDATA|SSL_OPT_FAKEBASICAUTH|SSL_OPT_STRICTREQUIRE|SSL_OPT_OPTRENEGOTIATE) typedef int ssl_opt_t; /** * Define the SSL Protocol options */ #define SSL_PROTOCOL_NONE (0) #define SSL_PROTOCOL_SSLV2 (1<<0) #define SSL_PROTOCOL_SSLV3 (1<<1) #define SSL_PROTOCOL_TLSV1 (1<<2) #define SSL_PROTOCOL_ALL (SSL_PROTOCOL_SSLV2|SSL_PROTOCOL_SSLV3|SSL_PROTOCOL_TLSV1) typedef int ssl_proto_t; /** * Define the SSL verify levels */ typedef enum { SSL_CVERIFY_UNSET = UNSET, SSL_CVERIFY_NONE = 0, SSL_CVERIFY_OPTIONAL = 1, SSL_CVERIFY_REQUIRE = 2, SSL_CVERIFY_OPTIONAL_NO_CA = 3 } ssl_verify_t; #define SSL_VERIFY_PEER_STRICT \ (SSL_VERIFY_PEER|SSL_VERIFY_FAIL_IF_NO_PEER_CERT) #ifndef X509_V_ERR_CERT_UNTRUSTED #define X509_V_ERR_CERT_UNTRUSTED 27 #endif #define ssl_verify_error_is_optional(errnum) \ ((errnum == X509_V_ERR_DEPTH_ZERO_SELF_SIGNED_CERT) \ || (errnum == X509_V_ERR_SELF_SIGNED_CERT_IN_CHAIN) \ || (errnum == X509_V_ERR_UNABLE_TO_GET_ISSUER_CERT_LOCALLY) \ || (errnum == X509_V_ERR_CERT_UNTRUSTED) \ || (errnum == X509_V_ERR_UNABLE_TO_VERIFY_LEAF_SIGNATURE)) /** * Define the SSL pass phrase dialog types */ typedef enum { SSL_PPTYPE_UNSET = UNSET, SSL_PPTYPE_BUILTIN = 0, SSL_PPTYPE_FILTER = 1, SSL_PPTYPE_PIPE = 2 } ssl_pphrase_t; /** * Define the Path Checking modes */ #define SSL_PCM_EXISTS 1 #define SSL_PCM_ISREG 2 #define SSL_PCM_ISDIR 4 #define SSL_PCM_ISNONZERO 8 typedef unsigned int ssl_pathcheck_t; /** * Define the SSL session cache modes and structures */ typedef enum { SSL_SCMODE_UNSET = UNSET, SSL_SCMODE_NONE = 0, SSL_SCMODE_DBM = 1, SSL_SCMODE_SHMCB = 3, SSL_SCMODE_DC = 4, SSL_SCMODE_NONE_NOT_NULL = 5 } ssl_scmode_t; /** * Define the SSL mutex modes */ typedef enum { SSL_MUTEXMODE_UNSET = UNSET, SSL_MUTEXMODE_NONE = 0, SSL_MUTEXMODE_USED = 1 } ssl_mutexmode_t; /** * Define the SSL enabled state */ typedef enum { SSL_ENABLED_UNSET = UNSET, SSL_ENABLED_FALSE = 0, SSL_ENABLED_TRUE = 1, SSL_ENABLED_OPTIONAL = 3 } ssl_enabled_t; /** * Define the SSL requirement structure */ typedef struct { char *cpExpr; ssl_expr *mpExpr; } ssl_require_t; /** * Define the SSL random number generator seeding source */ typedef enum { SSL_RSCTX_STARTUP = 1, SSL_RSCTX_CONNECT = 2 } ssl_rsctx_t; typedef enum { SSL_RSSRC_BUILTIN = 1, SSL_RSSRC_FILE = 2, SSL_RSSRC_EXEC = 3, SSL_RSSRC_EGD = 4 } ssl_rssrc_t; typedef struct { ssl_rsctx_t nCtx; ssl_rssrc_t nSrc; char *cpPath; int nBytes; } ssl_randseed_t; /** * Define the structure of an ASN.1 anything */ typedef struct { long int nData; unsigned char *cpData; apr_time_t source_mtime; } ssl_asn1_t; /** * Define the mod_ssl per-module configuration structure * (i.e. the global configuration for each httpd process) */ typedef enum { SSL_SHUTDOWN_TYPE_UNSET, SSL_SHUTDOWN_TYPE_STANDARD, SSL_SHUTDOWN_TYPE_UNCLEAN, SSL_SHUTDOWN_TYPE_ACCURATE } ssl_shutdown_type_e; typedef struct { SSL *ssl; const char *client_dn; X509 *client_cert; ssl_shutdown_type_e shutdown_type; const char *verify_info; const char *verify_error; int verify_depth; int is_proxy; int disabled; int non_ssl_request; } SSLConnRec; typedef struct { pid_t pid; apr_pool_t *pPool; BOOL bFixed; int nSessionCacheMode; char *szSessionCacheDataFile; int nSessionCacheDataSize; apr_shm_t *pSessionCacheDataMM; apr_rmm_t *pSessionCacheDataRMM; void *tSessionCacheDataTable; ssl_mutexmode_t nMutexMode; apr_lockmech_e nMutexMech; const char *szMutexFile; apr_global_mutex_t *pMutex; apr_array_header_t *aRandSeed; apr_hash_t *tVHostKeys; void *pTmpKeys[SSL_TMP_KEY_MAX]; apr_hash_t *tPublicCert; apr_hash_t *tPrivateKey; #if defined(HAVE_OPENSSL_ENGINE_H) && defined(HAVE_ENGINE_INIT) const char *szCryptoDevice; #endif struct { void *pV1, *pV2, *pV3, *pV4, *pV5, *pV6, *pV7, *pV8, *pV9, *pV10; } rCtx; } SSLModConfigRec; /** public cert/private key */ typedef struct { /** * server only has 1-2 certs/keys * 1 RSA and/or 1 DSA */ const char *cert_files[SSL_AIDX_MAX]; const char *key_files[SSL_AIDX_MAX]; X509 *certs[SSL_AIDX_MAX]; EVP_PKEY *keys[SSL_AIDX_MAX]; /** Certificates which specify the set of CA names which should be * sent in the CertificateRequest message: */ const char *ca_name_path; const char *ca_name_file; } modssl_pk_server_t; typedef struct { /** proxy can have any number of cert/key pairs */ const char *cert_file; const char *cert_path; STACK_OF(X509_INFO) *certs; } modssl_pk_proxy_t; /** stuff related to authentication that can also be per-dir */ typedef struct { /** known/trusted CAs */ const char *ca_cert_path; const char *ca_cert_file; const char *cipher_suite; /** for client or downstream server authentication */ int verify_depth; ssl_verify_t verify_mode; } modssl_auth_ctx_t; typedef struct SSLSrvConfigRec SSLSrvConfigRec; typedef struct { SSLSrvConfigRec *sc; /** pointer back to server config */ SSL_CTX *ssl_ctx; /** we are one or the other */ modssl_pk_server_t *pks; modssl_pk_proxy_t *pkp; ssl_proto_t protocol; /** config for handling encrypted keys */ ssl_pphrase_t pphrase_dialog_type; const char *pphrase_dialog_path; const char *cert_chain; /** certificate revocation list */ const char *crl_path; const char *crl_file; X509_STORE *crl; modssl_auth_ctx_t auth; } modssl_ctx_t; struct SSLSrvConfigRec { SSLModConfigRec *mc; ssl_enabled_t enabled; BOOL proxy_enabled; const char *vhost_id; int vhost_id_len; int session_cache_timeout; BOOL cipher_server_pref; modssl_ctx_t *server; modssl_ctx_t *proxy; }; /** * Define the mod_ssl per-directory configuration structure * (i.e. the local configuration for all <Directory> * and .htaccess contexts) */ typedef struct { BOOL bSSLRequired; apr_array_header_t *aRequirement; ssl_opt_t nOptions; ssl_opt_t nOptionsAdd; ssl_opt_t nOptionsDel; const char *szCipherSuite; ssl_verify_t nVerifyClient; int nVerifyDepth; const char *szCACertificatePath; const char *szCACertificateFile; const char *szUserName; } SSLDirConfigRec; /** * function prototypes */ /** API glue structures */ extern module AP_MODULE_DECLARE_DATA ssl_module; /** "global" stuff */ extern const char ssl_valid_ssl_mutex_string[]; /** configuration handling */ SSLModConfigRec *ssl_config_global_create(server_rec *); void ssl_config_global_fix(SSLModConfigRec *); BOOL ssl_config_global_isfixed(SSLModConfigRec *); void *ssl_config_server_create(apr_pool_t *, server_rec *); void *ssl_config_server_merge(apr_pool_t *, void *, void *); void *ssl_config_perdir_create(apr_pool_t *, char *); void *ssl_config_perdir_merge(apr_pool_t *, void *, void *); const char *ssl_cmd_SSLMutex(cmd_parms *, void *, const char *); const char *ssl_cmd_SSLPassPhraseDialog(cmd_parms *, void *, const char *); const char *ssl_cmd_SSLCryptoDevice(cmd_parms *, void *, const char *); const char *ssl_cmd_SSLRandomSeed(cmd_parms *, void *, const char *, const char *, const char *); const char *ssl_cmd_SSLEngine(cmd_parms *, void *, const char *); const char *ssl_cmd_SSLCipherSuite(cmd_parms *, void *, const char *); const char *ssl_cmd_SSLCertificateFile(cmd_parms *, void *, const char *); const char *ssl_cmd_SSLCertificateKeyFile(cmd_parms *, void *, const char *); const char *ssl_cmd_SSLCertificateChainFile(cmd_parms *, void *, const char *); const char *ssl_cmd_SSLCACertificatePath(cmd_parms *, void *, const char *); const char *ssl_cmd_SSLCACertificateFile(cmd_parms *, void *, const char *); const char *ssl_cmd_SSLCADNRequestPath(cmd_parms *, void *, const char *); const char *ssl_cmd_SSLCADNRequestFile(cmd_parms *, void *, const char *); const char *ssl_cmd_SSLCARevocationPath(cmd_parms *, void *, const char *); const char *ssl_cmd_SSLCARevocationFile(cmd_parms *, void *, const char *); const char *ssl_cmd_SSLHonorCipherOrder(cmd_parms *cmd, void *dcfg, int flag); const char *ssl_cmd_SSLVerifyClient(cmd_parms *, void *, const char *); const char *ssl_cmd_SSLVerifyDepth(cmd_parms *, void *, const char *); const char *ssl_cmd_SSLSessionCache(cmd_parms *, void *, const char *); const char *ssl_cmd_SSLSessionCacheTimeout(cmd_parms *, void *, const char *); const char *ssl_cmd_SSLProtocol(cmd_parms *, void *, const char *); const char *ssl_cmd_SSLOptions(cmd_parms *, void *, const char *); const char *ssl_cmd_SSLRequireSSL(cmd_parms *, void *); const char *ssl_cmd_SSLRequire(cmd_parms *, void *, const char *); const char *ssl_cmd_SSLUserName(cmd_parms *, void *, const char *); const char *ssl_cmd_SSLProxyEngine(cmd_parms *cmd, void *dcfg, int flag); const char *ssl_cmd_SSLProxyProtocol(cmd_parms *, void *, const char *); const char *ssl_cmd_SSLProxyCipherSuite(cmd_parms *, void *, const char *); const char *ssl_cmd_SSLProxyVerify(cmd_parms *, void *, const char *); const char *ssl_cmd_SSLProxyVerifyDepth(cmd_parms *, void *, const char *); const char *ssl_cmd_SSLProxyCACertificatePath(cmd_parms *, void *, const char *); const char *ssl_cmd_SSLProxyCACertificateFile(cmd_parms *, void *, const char *); const char *ssl_cmd_SSLProxyCARevocationPath(cmd_parms *, void *, const char *); const char *ssl_cmd_SSLProxyCARevocationFile(cmd_parms *, void *, const char *); const char *ssl_cmd_SSLProxyMachineCertificatePath(cmd_parms *, void *, const char *); const char *ssl_cmd_SSLProxyMachineCertificateFile(cmd_parms *, void *, const char *); /** module initialization */ int ssl_init_Module(apr_pool_t *, apr_pool_t *, apr_pool_t *, server_rec *); void ssl_init_Engine(server_rec *, apr_pool_t *); void ssl_init_ConfigureServer(server_rec *, apr_pool_t *, apr_pool_t *, SSLSrvConfigRec *); void ssl_init_CheckServers(server_rec *, apr_pool_t *); STACK_OF(X509_NAME) *ssl_init_FindCAList(server_rec *, apr_pool_t *, const char *, const char *); void ssl_init_Child(apr_pool_t *, server_rec *); apr_status_t ssl_init_ModuleKill(void *data); /** Apache API hooks */ int ssl_hook_Auth(request_rec *); int ssl_hook_UserCheck(request_rec *); int ssl_hook_Access(request_rec *); int ssl_hook_Fixup(request_rec *); int ssl_hook_ReadReq(request_rec *); int ssl_hook_Upgrade(request_rec *); void ssl_hook_ConfigTest(apr_pool_t *pconf, server_rec *s); /** OpenSSL callbacks */ RSA *ssl_callback_TmpRSA(SSL *, int, int); DH *ssl_callback_TmpDH(SSL *, int, int); int ssl_callback_SSLVerify(int, X509_STORE_CTX *); int ssl_callback_SSLVerify_CRL(int, X509_STORE_CTX *, conn_rec *); int ssl_callback_proxy_cert(SSL *ssl, MODSSL_CLIENT_CERT_CB_ARG_TYPE **x509, EVP_PKEY **pkey); int ssl_callback_NewSessionCacheEntry(SSL *, SSL_SESSION *); SSL_SESSION *ssl_callback_GetSessionCacheEntry(SSL *, unsigned char *, int, int *); void ssl_callback_DelSessionCacheEntry(SSL_CTX *, SSL_SESSION *); void ssl_callback_LogTracingState(MODSSL_INFO_CB_ARG_TYPE, int, int); /** Session Cache Support */ void ssl_scache_init(server_rec *, apr_pool_t *); void ssl_scache_status_register(apr_pool_t *p); void ssl_scache_kill(server_rec *); BOOL ssl_scache_store(server_rec *, UCHAR *, int, time_t, SSL_SESSION *); SSL_SESSION *ssl_scache_retrieve(server_rec *, UCHAR *, int); void ssl_scache_remove(server_rec *, UCHAR *, int); char *ssl_scache_id2sz(UCHAR *, int); void ssl_scache_dbm_init(server_rec *, apr_pool_t *); void ssl_scache_dbm_kill(server_rec *); BOOL ssl_scache_dbm_store(server_rec *, UCHAR *, int, time_t, SSL_SESSION *); SSL_SESSION *ssl_scache_dbm_retrieve(server_rec *, UCHAR *, int); void ssl_scache_dbm_remove(server_rec *, UCHAR *, int); void ssl_scache_dbm_status(request_rec *r, int flags, apr_pool_t *pool); void ssl_scache_shmcb_init(server_rec *, apr_pool_t *); void ssl_scache_shmcb_kill(server_rec *); BOOL ssl_scache_shmcb_store(server_rec *, UCHAR *, int, time_t, SSL_SESSION *); SSL_SESSION *ssl_scache_shmcb_retrieve(server_rec *, UCHAR *, int); void ssl_scache_shmcb_remove(server_rec *, UCHAR *, int); void ssl_scache_shmcb_status(request_rec *r, int flags, apr_pool_t *pool); void ssl_scache_dc_init(server_rec *, apr_pool_t *); void ssl_scache_dc_kill(server_rec *); BOOL ssl_scache_dc_store(server_rec *, UCHAR *, int, time_t, SSL_SESSION *); SSL_SESSION *ssl_scache_dc_retrieve(server_rec *, UCHAR *, int); void ssl_scache_dc_remove(server_rec *, UCHAR *, int); void ssl_scache_dc_status(request_rec *r, int flags, apr_pool_t *pool); /** Proxy Support */ int ssl_proxy_enable(conn_rec *c); int ssl_engine_disable(conn_rec *c); /** I/O */ void ssl_io_filter_init(conn_rec *, SSL *); void ssl_io_filter_register(apr_pool_t *); long ssl_io_data_cb(BIO *, int, MODSSL_BIO_CB_ARG_TYPE *, int, long, long); /* ssl_io_buffer_fill fills the setaside buffering of the HTTP request * to allow an SSL renegotiation to take place. */ int ssl_io_buffer_fill(request_rec *r); /* PRNG */ int ssl_rand_seed(server_rec *, apr_pool_t *, ssl_rsctx_t, char *); /** Utility Functions */ char *ssl_util_vhostid(apr_pool_t *, server_rec *); apr_file_t *ssl_util_ppopen(server_rec *, apr_pool_t *, const char *, const char * const *); void ssl_util_ppclose(server_rec *, apr_pool_t *, apr_file_t *); char *ssl_util_readfilter(server_rec *, apr_pool_t *, const char *, const char * const *); BOOL ssl_util_path_check(ssl_pathcheck_t, const char *, apr_pool_t *); ssl_algo_t ssl_util_algotypeof(X509 *, EVP_PKEY *); char *ssl_util_algotypestr(ssl_algo_t); void ssl_util_thread_setup(apr_pool_t *); int ssl_init_ssl_connection(conn_rec *c); /** Pass Phrase Support */ void ssl_pphrase_Handle(server_rec *, apr_pool_t *); /** Diffie-Hellman Parameter Support */ DH *ssl_dh_GetTmpParam(int); DH *ssl_dh_GetParamFromFile(char *); unsigned char *ssl_asn1_table_set(apr_hash_t *table, const char *key, long int length); ssl_asn1_t *ssl_asn1_table_get(apr_hash_t *table, const char *key); void ssl_asn1_table_unset(apr_hash_t *table, const char *key); const char *ssl_asn1_keystr(int keytype); const char *ssl_asn1_table_keyfmt(apr_pool_t *p, const char *id, int keytype); /** Mutex Support */ int ssl_mutex_init(server_rec *, apr_pool_t *); int ssl_mutex_reinit(server_rec *, apr_pool_t *); int ssl_mutex_on(server_rec *); int ssl_mutex_off(server_rec *); /** Logfile Support */ void ssl_die(void); void ssl_log_ssl_error(const char *, int, int, server_rec *); /** Variables */ /* Register variables for the lifetime of the process pool 'p'. */ void ssl_var_register(apr_pool_t *p); char *ssl_var_lookup(apr_pool_t *, server_rec *, conn_rec *, request_rec *, char *); const char *ssl_ext_lookup(apr_pool_t *p, conn_rec *c, int peer, const char *oid); extern apr_array_header_t *ssl_extlist_by_oid(request_rec *r, const char *oidstr); void ssl_var_log_config_register(apr_pool_t *p); #define APR_SHM_MAXSIZE (64 * 1024 * 1024) #endif /* SSL_PRIVATE_H */ /** @} */
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