Fix support for LibreSSL versions other than 2.5.0

1 files changed, 0 insertions, 744 deletions

diff --git a/openssl-sys/src/libressl.rs b/openssl-sys/src/libressl.rs
deleted file mode 100644
index d43587f0..00000000
--- a/openssl-sys/src/libressl.rs
+++ /dev/null
@@ -1,744 +0,0 @@
-use std::sync::{Mutex, MutexGuard};
-use std::sync::{Once, ONCE_INIT};
-use std::mem;
-use std::ptr;
-
-use libc::{c_int, c_char, c_void, c_long, c_uchar, size_t, c_uint, c_ulong};
-use libc::time_t;
-
-#[repr(C)]
-pub struct stack_st_ASN1_OBJECT {
-    pub stack: _STACK,
-}
-
-#[repr(C)]
-pub struct stack_st_X509 {
-    pub stack: _STACK,
-}
-
-#[repr(C)]
-pub struct stack_st_X509_NAME {
-    pub stack: _STACK,
-}
-
-#[repr(C)]
-pub struct stack_st_X509_ATTRIBUTE {
-    pub stack: _STACK,
-}
-
-#[repr(C)]
-pub struct stack_st_X509_EXTENSION {
-    pub stack: _STACK,
-}
-
-#[repr(C)]
-pub struct stack_st_GENERAL_NAME {
-    pub stack: _STACK,
-}
-
-#[repr(C)]
-pub struct stack_st_void {
-    pub stack: _STACK,
-}
-
-#[repr(C)]
-pub struct stack_st_SSL_CIPHER {
-    pub stack: _STACK,
-}
-
-#[repr(C)]
-pub struct stack_st_OPENSSL_STRING {
-    pub stack: _STACK,
-}
-
-#[repr(C)]
-pub struct _STACK {
-    pub num: c_int,
-    pub data: *mut *mut c_char,
-    pub sorted: c_int,
-    pub num_alloc: c_int,
-    pub comp: Option<unsafe extern fn(*const c_void, *const c_void) -> c_int>,
-}
-
-#[repr(C)]
-pub struct BIO_METHOD {
-    pub type_: c_int,
-    pub name: *const c_char,
-    pub bwrite: Option<unsafe extern fn(*mut ::BIO, *const c_char, c_int) -> c_int>,
-    pub bread: Option<unsafe extern fn(*mut ::BIO, *mut c_char, c_int) -> c_int>,
-    pub bputs: Option<unsafe extern fn(*mut ::BIO, *const c_char) -> c_int>,
-    pub bgets: Option<unsafe extern fn(*mut ::BIO, *mut c_char, c_int) -> c_int>,
-    pub ctrl: Option<unsafe extern fn(*mut ::BIO, c_int, c_long, *mut c_void) -> c_long>,
-    pub create: Option<unsafe extern fn(*mut ::BIO) -> c_int>,
-    pub destroy: Option<unsafe extern fn(*mut ::BIO) -> c_int>,
-    pub callback_ctrl: Option<unsafe extern fn(*mut ::BIO, c_int, ::bio_info_cb) -> c_long>,
-}
-
-#[repr(C)]
-pub struct RSA {
-    pub pad: c_int,
-    pub version: c_long,
-    pub meth: *const ::RSA_METHOD,
-
-    pub engine: *mut ::ENGINE,
-    pub n: *mut ::BIGNUM,
-    pub e: *mut ::BIGNUM,
-    pub d: *mut ::BIGNUM,
-    pub p: *mut ::BIGNUM,
-    pub q: *mut ::BIGNUM,
-    pub dmp1: *mut ::BIGNUM,
-    pub dmq1: *mut ::BIGNUM,
-    pub iqmp: *mut ::BIGNUM,
-
-    pub ex_data: ::CRYPTO_EX_DATA,
-    pub references: c_int,
-    pub flags: c_int,
-
-    pub _method_mod_n: *mut ::BN_MONT_CTX,
-    pub _method_mod_p: *mut ::BN_MONT_CTX,
-    pub _method_mod_q: *mut ::BN_MONT_CTX,
-
-    pub blinding: *mut ::BN_BLINDING,
-    pub mt_blinding: *mut ::BN_BLINDING,
-}
-
-#[repr(C)]
-pub struct DSA {
-    pub pad: c_int,
-    pub version: c_long,
-    pub write_params: c_int,
-
-    pub p: *mut ::BIGNUM,
-    pub q: *mut ::BIGNUM,
-    pub g: *mut ::BIGNUM,
-    pub pub_key: *mut ::BIGNUM,
-    pub priv_key: *mut ::BIGNUM,
-    pub kinv: *mut ::BIGNUM,
-    pub r: *mut ::BIGNUM,
-
-    pub flags: c_int,
-    pub method_mont_p: *mut ::BN_MONT_CTX,
-    pub references: c_int,
-    pub ex_data: ::CRYPTO_EX_DATA,
-    pub meth: *const ::DSA_METHOD,
-    pub engine: *mut ::ENGINE,
-}
-
-#[repr(C)]
-pub struct EVP_PKEY {
-    pub type_: c_int,
-    pub save_type: c_int,
-    pub references: c_int,
-    pub ameth: *const ::EVP_PKEY_ASN1_METHOD,
-    pub engine: *mut ::ENGINE,
-    pub pkey: *mut c_void,
-    pub save_parameters: c_int,
-    pub attributes: *mut stack_st_X509_ATTRIBUTE,
-}
-
-#[repr(C)]
-pub struct BIO {
-    pub method: *mut ::BIO_METHOD,
-    pub callback: Option<unsafe extern fn(*mut ::BIO,
-                                              c_int,
-                                              *const c_char,
-                                              c_int,
-                                              c_long,
-                                              c_long)
-                                              -> c_long>,
-    pub cb_arg: *mut c_char,
-    pub init: c_int,
-    pub shutdown: c_int,
-    pub flags: c_int,
-    pub retry_reason: c_int,
-    pub num: c_int,
-    pub ptr: *mut c_void,
-    pub next_bio: *mut ::BIO,
-    pub prev_bio: *mut ::BIO,
-    pub references: c_int,
-    pub num_read: c_ulong,
-    pub num_write: c_ulong,
-    pub ex_data: ::CRYPTO_EX_DATA,
-}
-
-#[repr(C)]
-pub struct CRYPTO_EX_DATA {
-    pub sk: *mut ::stack_st_void,
-}
-
-#[repr(C)]
-pub struct EVP_MD_CTX {
-    digest: *mut ::EVP_MD,
-    engine: *mut ::ENGINE,
-    flags: c_ulong,
-    md_data: *mut c_void,
-    pctx: *mut ::EVP_PKEY_CTX,
-    update: *mut c_void
-}
-
-#[repr(C)]
-pub struct EVP_CIPHER {
-    pub nid: c_int,
-    pub block_size: c_int,
-    pub key_len: c_int,
-    pub iv_len: c_int,
-    pub flags: c_ulong,
-    pub init: Option<unsafe extern fn(*mut ::EVP_CIPHER_CTX,
-                                      *const c_uchar,
-                                      *const c_uchar,
-                                      c_int) -> c_int>,
-    pub do_cipher: Option<unsafe extern fn(*mut ::EVP_CIPHER_CTX,
-                                           *mut c_uchar,
-                                           *const c_uchar,
-                                           size_t) -> c_int>,
-    pub cleanup: Option<unsafe extern fn(*mut ::EVP_CIPHER_CTX) -> c_int>,
-    pub ctx_size: c_int,
-    pub set_asn1_parameters: Option<unsafe extern fn(*mut ::EVP_CIPHER_CTX,
-                                                     *mut ::ASN1_TYPE) -> c_int>,
-    pub get_asn1_parameters: Option<unsafe extern fn(*mut ::EVP_CIPHER_CTX,
-                                                     *mut ::ASN1_TYPE) -> c_int>,
-    pub ctrl: Option<unsafe extern fn(*mut ::EVP_CIPHER_CTX,
-                                      c_int,
-                                      c_int,
-                                      *mut c_void) -> c_int>,
-    pub app_data: *mut c_void,
-}
-
-#[repr(C)]
-pub struct HMAC_CTX {
-    md: *mut ::EVP_MD,
-    md_ctx: ::EVP_MD_CTX,
-    i_ctx: ::EVP_MD_CTX,
-    o_ctx: ::EVP_MD_CTX,
-    key_length: c_uint,
-    key: [c_uchar; 128]
-}
-
-#[repr(C)]
-pub struct BIGNUM {
-    pub d: *mut ::BN_ULONG,
-    pub top: c_int,
-    pub dmax: c_int,
-    pub neg: c_int,
-    pub flags: c_int,
-}
-
-#[repr(C)]
-pub struct DH {
-    pub pad: c_int,
-    pub version: c_int,
-    pub p: *mut ::BIGNUM,
-    pub g: *mut ::BIGNUM,
-    pub length: c_long,
-    pub pub_key: *mut ::BIGNUM,
-    pub priv_key: *mut ::BIGNUM,
-    pub flags: c_int,
-    pub method_mont_p: *mut ::BN_MONT_CTX,
-    pub q: *mut ::BIGNUM,
-    pub j: *mut ::BIGNUM,
-    pub seed: *mut c_uchar,
-    pub seedlen: c_int,
-    pub counter: *mut ::BIGNUM,
-    pub references: c_int,
-    pub ex_data: ::CRYPTO_EX_DATA,
-    pub meth: *const ::DH_METHOD,
-    pub engine: *mut ::ENGINE,
-}
-
-#[repr(C)]
-pub struct X509 {
-    pub cert_info: *mut X509_CINF,
-    pub sig_alg: *mut ::X509_ALGOR,
-    pub signature: *mut ::ASN1_BIT_STRING,
-    pub valid: c_int,
-    pub references: c_int,
-    pub name: *mut c_char,
-    pub ex_data: ::CRYPTO_EX_DATA,
-    pub ex_pathlen: c_long,
-    pub ex_pcpathlen: c_long,
-    pub ex_flags: c_ulong,
-    pub ex_kusage: c_ulong,
-    pub ex_xkusage: c_ulong,
-    pub ex_nscert: c_ulong,
-    skid: *mut c_void,
-    akid: *mut c_void,
-    policy_cache: *mut c_void,
-    crldp: *mut c_void,
-    altname: *mut c_void,
-    nc: *mut c_void,
-    #[cfg(not(osslconf = "OPENSSL_NO_SHA"))]
-    sha1_hash: [c_uchar; 20],
-    aux: *mut c_void,
-}
-
-#[repr(C)]
-pub struct X509_CINF {
-    version: *mut c_void,
-    serialNumber: *mut c_void,
-    signature: *mut c_void,
-    issuer: *mut c_void,
-    pub validity: *mut X509_VAL,
-    subject: *mut c_void,
-    key: *mut c_void,
-    issuerUID: *mut c_void,
-    subjectUID: *mut c_void,
-    pub extensions: *mut stack_st_X509_EXTENSION,
-    enc: ASN1_ENCODING,
-}
-
-#[repr(C)]
-pub struct X509_ALGOR {
-    pub algorithm: *mut ::ASN1_OBJECT,
-    parameter: *mut c_void,
-}
-
-#[repr(C)]
-pub struct ASN1_ENCODING {
-    pub enc: *mut c_uchar,
-    pub len: c_long,
-    pub modified: c_int,
-}
-
-#[repr(C)]
-pub struct X509_VAL {
-    pub notBefore: *mut ::ASN1_TIME,
-    pub notAfter: *mut ::ASN1_TIME,
-}
-
-#[repr(C)]
-pub struct X509_REQ_INFO {
-    pub enc: ASN1_ENCODING,
-    pub version: *mut ::ASN1_INTEGER,
-    pub subject: *mut ::X509_NAME,
-    pubkey: *mut c_void,
-    pub attributes: *mut stack_st_X509_ATTRIBUTE
-}
-
-#[repr(C)]
-pub struct X509_REQ {
-    pub req_info: *mut X509_REQ_INFO,
-    sig_alg: *mut c_void,
-    signature: *mut c_void,
-    references: c_int
-}
-
-#[repr(C)]
-pub struct SSL {
-    version: c_int,
-    type_: c_int,
-    method: *const ::SSL_METHOD,
-    rbio: *mut c_void,
-    wbio: *mut c_void,
-    bbio: *mut c_void,
-    rwstate: c_int,
-    in_handshake: c_int,
-    handshake_func: Option<unsafe extern fn(*mut SSL) -> c_int>,
-    pub server: c_int,
-    new_session: c_int,
-    quiet_shutdown: c_int,
-    shutdown: c_int,
-    state: c_int,
-    rstate: c_int,
-    init_buf: *mut c_void,
-    init_msg: *mut c_void,
-    init_num: c_int,
-    init_off: c_int,
-    packet: *mut c_uchar,
-    packet_length: c_uint,
-    s3: *mut c_void,
-    d1: *mut c_void,
-    read_ahead: c_int,
-    msg_callback: Option<unsafe extern fn(c_int, c_int, c_int, *const c_void, size_t, *mut SSL, *mut c_void)>,
-    msg_callback_arg: *mut c_void,
-    hit: c_int,
-    param: *mut c_void,
-    cipher_list: *mut stack_st_SSL_CIPHER,
-    cipher_list_by_id: *mut stack_st_SSL_CIPHER,
-    mac_flags: c_int,
-    aead_read_ctx: *mut c_void,
-    enc_read_ctx: *mut ::EVP_CIPHER_CTX,
-    read_hash: *mut ::EVP_MD_CTX,
-    aead_write_ctx: *mut c_void,
-    enc_write_ctx: *mut ::EVP_CIPHER_CTX,
-    write_hash: *mut ::EVP_MD_CTX,
-    cert: *mut c_void,
-    sid_ctx_length: c_uint,
-    sid_ctx: [c_uchar; ::SSL_MAX_SID_CTX_LENGTH as usize],
-    session: *mut ::SSL_SESSION,
-    generate_session_id: ::GEN_SESSION_CB,
-    verify_mode: c_int,
-    verify_callback: Option<unsafe extern fn(c_int, *mut ::X509_STORE_CTX) -> c_int>,
-    info_callback: Option<unsafe extern fn(*mut SSL, c_int, c_int)>,
-    error: c_int,
-    error_code: c_int,
-    ctx: *mut ::SSL_CTX,
-    debug: c_int,
-    verify_result: c_long,
-    ex_data: ::CRYPTO_EX_DATA,
-    client_CA: *mut stack_st_X509_NAME,
-    references: c_int,
-    options: c_ulong,
-    mode: c_ulong,
-    max_cert_list: c_long,
-    first_packet: c_int,
-    client_version: c_int,
-    max_send_fragment: c_uint,
-    tlsext_debug_cb: Option<unsafe extern fn(*mut SSL, c_int, c_int, *mut c_uchar, c_int, *mut c_void)>,
-    tlsext_debug_arg: *mut c_void,
-    tlsext_hostname: *mut c_char,
-    servername_done: c_int,
-    tlsext_status_type: c_int,
-    tlsext_status_expected: c_int,
-    tlsext_ocsp_ids: *mut c_void,
-    tlsext_ocsp_exts: *mut c_void,
-    tlsext_ocsp_resp: *mut c_uchar,
-    tlsext_ocsp_resplen: c_int,
-    tlsext_ticket_expected: c_int,
-    tlsext_ecpointformatlist_length: size_t,
-    tlsext_ecpointformatlist: *mut c_uchar,
-    tlsext_ellipticcurvelist_length: size_t,
-    tlsext_ellipticcurvelist: *mut c_uchar,
-    tlsext_session_ticket: *mut c_void,
-    tlsext_session_ticket_ext_cb: ::tls_session_ticket_ext_cb_fn,
-    tls_session_ticket_ext_cb_arg: *mut c_void,
-    tls_session_secret_cb: ::tls_session_secret_cb_fn,
-    tls_session_secret_cb_arg: *mut c_void,
-    initial_ctx: *mut ::SSL_CTX,
-    next_proto_negotiated: *mut c_uchar,
-    next_proto_negotiated_len: c_uchar,
-    srtp_profiles: *mut c_void,
-    srtp_profile: *mut c_void,
-    tlsext_heartbeat: c_uint,
-    tlsext_hb_pending: c_uint,
-    tlsext_hb_seq: c_uint,
-    alpn_client_proto_list: *mut c_uchar,
-    alpn_client_proto_list_len: c_uint,
-    renegotiate: c_int,
-}
-
-#[repr(C)]
-pub struct SSL_CTX {
-    method: *mut c_void,
-    cipher_list: *mut c_void,
-    cipher_list_by_id: *mut c_void,
-    cert_store: *mut c_void,
-    sessions: *mut c_void,
-    session_cache_size: c_ulong,
-    session_cache_head: *mut c_void,
-    session_cache_tail: *mut c_void,
-    session_cache_mode: c_int,
-    session_timeout: c_long,
-    new_session_cb: *mut c_void,
-    remove_session_cb: *mut c_void,
-    get_session_cb: *mut c_void,
-    stats: [c_int; 11],
-    pub references: c_int,
-    app_verify_callback: *mut c_void,
-    app_verify_arg: *mut c_void,
-    default_passwd_callback: *mut c_void,
-    default_passwd_callback_userdata: *mut c_void,
-    client_cert_cb: *mut c_void,
-    app_gen_cookie_cb: *mut c_void,
-    app_verify_cookie_cb: *mut c_void,
-    ex_dat: ::CRYPTO_EX_DATA,
-    rsa_md5: *mut c_void,
-    md5: *mut c_void,
-    sha1: *mut c_void,
-    extra_certs: *mut c_void,
-    comp_methods: *mut c_void,
-    info_callback: *mut c_void,
-    client_CA: *mut c_void,
-    options: c_ulong,
-    mode: c_ulong,
-    max_cert_list: c_long,
-    cert: *mut c_void,
-    read_ahead: c_int,
-    msg_callback: *mut c_void,
-    msg_callback_arg: *mut c_void,
-    verify_mode: c_int,
-    sid_ctx_length: c_uint,
-    sid_ctx: [c_uchar; 32],
-    default_verify_callback: *mut c_void,
-    generate_session_id: *mut c_void,
-    param: *mut c_void,
-    quiet_shutdown: c_int,
-    max_send_fragment: c_uint,
-
-    #[cfg(not(osslconf = "OPENSSL_NO_ENGINE"))]
-    client_cert_engine: *mut c_void,
-
-    tlsext_servername_callback: *mut c_void,
-    tlsect_servername_arg: *mut c_void,
-    tlsext_tick_key_name: [c_uchar; 16],
-    tlsext_tick_hmac_key: [c_uchar; 16],
-    tlsext_tick_aes_key: [c_uchar; 16],
-    tlsext_ticket_key_cb: *mut c_void,
-    tlsext_status_cb: *mut c_void,
-    tlsext_status_arg: *mut c_void,
-    tlsext_opaque_prf_input_callback: *mut c_void,
-    tlsext_opaque_prf_input_callback_arg: *mut c_void,
-
-    next_protos_advertised_cb: *mut c_void,
-    next_protos_advertised_cb_arg: *mut c_void,
-    next_proto_select_cb: *mut c_void,
-    next_proto_select_cb_arg: *mut c_void,
-
-    srtp_profiles: *mut c_void,
-}
-
-#[repr(C)]
-pub struct SSL_SESSION {
-    ssl_version: c_int,
-    pub master_key_length: c_int,
-    pub master_key: [c_uchar; 48],
-    session_id_length: c_uint,
-    session_id: [c_uchar; SSL_MAX_SSL_SESSION_ID_LENGTH as usize],
-    sid_ctx_length: c_uint,
-    sid_ctx: [c_uchar; SSL_MAX_SID_CTX_LENGTH as usize],
-    not_resumable: c_int,
-    sess_cert: *mut c_void,
-    peer: *mut X509,
-    verify_result: c_long,
-    timeout: c_long,
-    time: time_t,
-    pub references: c_int,
-    cipher: *const c_void,
-    cipher_id: c_ulong,
-    ciphers: *mut c_void,
-    ex_data: ::CRYPTO_EX_DATA,
-    prev: *mut c_void,
-    next: *mut c_void,
-    tlsext_hostname: *mut c_char,
-    tlsext_ecpointformatlist_length: size_t,
-    tlsext_ecpointformatlist: *mut u8,
-    tlsext_ellipticcurvelist_length: size_t,
-    tlsext_ellipticcurvelist: *mut u16,
-    tlsext_tick: *mut c_uchar,
-    tlsext_ticklen: size_t,
-    tlsext_tick_lifetime_hint: c_long,
-}
-
-#[repr(C)]
-pub struct X509_VERIFY_PARAM {
-    pub name: *mut c_char,
-    pub check_time: time_t,
-    pub inh_flags: c_ulong,
-    pub flags: c_ulong,
-    pub purpose: c_int,
-    pub trust: c_int,
-    pub depth: c_int,
-    pub policies: *mut stack_st_ASN1_OBJECT,
-    //pub id: *mut X509_VERIFY_PARAM_ID,
-}
-
-pub enum X509_VERIFY_PARAM_ID {}
-pub enum PKCS12 {}
-
-pub const SSL_CTRL_GET_SESSION_REUSED: c_int = 8;
-pub const SSL_CTRL_OPTIONS: c_int = 32;
-pub const SSL_CTRL_CLEAR_OPTIONS: c_int = 77;
-pub const SSL_CTRL_SET_ECDH_AUTO: c_int = 94;
-
-pub const SSL_OP_ALL: c_ulong =                                     0x80000014;
-pub const SSL_OP_CISCO_ANYCONNECT: c_ulong =                        0x0;
-pub const SSL_OP_NO_COMPRESSION: c_ulong =                          0x0;
-pub const SSL_OP_ALLOW_UNSAFE_LEGACY_RENEGOTIATION: c_ulong =       0x0;
-pub const SSL_OP_NO_SSLv3: c_ulong =                                0x0;
-pub const SSL_OP_MICROSOFT_SESS_ID_BUG: c_ulong =                   0x0;
-pub const SSL_OP_NETSCAPE_CHALLENGE_BUG: c_ulong =                  0x0;
-pub const SSL_OP_NETSCAPE_REUSE_CIPHER_CHANGE_BUG: c_ulong =        0x0;
-pub const SSL_OP_MICROSOFT_BIG_SSLV3_BUFFER: c_ulong =              0x0;
-pub const SSL_OP_SSLEAY_080_CLIENT_DH_BUG: c_ulong =                0x0;
-pub const SSL_OP_TLS_D5_BUG: c_ulong =                              0x0;
-pub const SSL_OP_TLS_BLOCK_PADDING_BUG: c_ulong =                   0x0;
-pub const SSL_OP_SINGLE_ECDH_USE: c_ulong =                         0x00080000;
-pub const SSL_OP_SINGLE_DH_USE: c_ulong =                           0x00100000;
-pub const SSL_OP_NO_SSLv2: c_ulong =                                0x0;
-
-pub const SSL_MAX_SSL_SESSION_ID_LENGTH: c_int = 32;
-pub const SSL_MAX_SID_CTX_LENGTH: c_int = 32;
-pub const SSL_MAX_MASTER_KEY_LENGTH: c_int = 48;
-
-pub const SSLEAY_VERSION : c_int = 0;
-pub const SSLEAY_CFLAGS : c_int = 2;
-pub const SSLEAY_BUILT_ON : c_int = 3;
-pub const SSLEAY_PLATFORM : c_int = 4;
-pub const SSLEAY_DIR : c_int = 5;
-
-pub const CRYPTO_LOCK_X509: c_int = 3;
-pub const CRYPTO_LOCK_SSL_CTX: c_int = 12;
-pub const CRYPTO_LOCK_SSL_SESSION: c_int = 14;
-
-static mut MUTEXES: *mut Vec<Mutex<()>> = 0 as *mut Vec<Mutex<()>>;
-static mut GUARDS: *mut Vec<Option<MutexGuard<'static, ()>>> = 0 as *mut Vec<Option<MutexGuard<'static, ()>>>;
-
-unsafe extern fn locking_function(mode: c_int, n: c_int, _file: *const c_char,
-                               _line: c_int) {
-    let mutex = &(*MUTEXES)[n as usize];
-
-    if mode & ::CRYPTO_LOCK != 0 {
-        (*GUARDS)[n as usize] = Some(mutex.lock().unwrap());
-    } else {
-        &(*GUARDS)[n as usize].take().expect("lock already unlocked");
-    }
-}
-
-pub fn init() {
-    static INIT: Once = ONCE_INIT;
-
-    INIT.call_once(|| {
-        unsafe {
-            SSL_library_init();
-            SSL_load_error_strings();
-            OPENSSL_add_all_algorithms_noconf();
-
-            let num_locks = ::CRYPTO_num_locks();
-            let mut mutexes = Box::new(Vec::new());
-            for _ in 0..num_locks {
-                mutexes.push(Mutex::new(()));
-            }
-            MUTEXES = mem::transmute(mutexes);
-            let guards: Box<Vec<Option<MutexGuard<()>>>> =
-                Box::new((0..num_locks).map(|_| None).collect());
-            GUARDS = mem::transmute(guards);
-
-            CRYPTO_set_locking_callback(locking_function);
-            set_id_callback();
-        }
-    })
-}
-
-#[cfg(unix)]
-fn set_id_callback() {
-    unsafe extern fn thread_id() -> c_ulong {
-        ::libc::pthread_self() as c_ulong
-    }
-
-    unsafe {
-        CRYPTO_set_id_callback(thread_id);
-    }
-}
-
-#[cfg(not(unix))]
-fn set_id_callback() {}
-
-// macros
-
-pub unsafe fn SSL_CTX_set_ecdh_auto(ctx: *mut SSL_CTX, onoff: c_int) -> c_int {
-    ::SSL_CTX_ctrl(ctx, SSL_CTRL_SET_ECDH_AUTO, onoff as c_long, ptr::null_mut()) as c_int
-}
-
-pub unsafe fn SSL_set_ecdh_auto(ssl: *mut ::SSL, onoff: c_int) -> c_int {
-    ::SSL_ctrl(ssl, SSL_CTRL_SET_ECDH_AUTO, onoff as c_long, ptr::null_mut()) as c_int
-}
-
-pub unsafe fn SSL_session_reused(ssl: *mut ::SSL) -> c_int {
-    ::SSL_ctrl(ssl, SSL_CTRL_GET_SESSION_REUSED, 0, ptr::null_mut()) as c_int
-}
-
-extern {
-    pub fn BIO_new(type_: *mut BIO_METHOD) -> *mut BIO;
-    pub fn BIO_s_file() -> *mut BIO_METHOD;
-    pub fn BIO_s_mem() -> *mut BIO_METHOD;
-
-    pub fn get_rfc2409_prime_768(bn: *mut BIGNUM) -> *mut BIGNUM;
-    pub fn get_rfc2409_prime_1024(bn: *mut BIGNUM) -> *mut BIGNUM;
-    pub fn get_rfc3526_prime_1536(bn: *mut BIGNUM) -> *mut BIGNUM;
-    pub fn get_rfc3526_prime_2048(bn: *mut BIGNUM) -> *mut BIGNUM;
-    pub fn get_rfc3526_prime_3072(bn: *mut BIGNUM) -> *mut BIGNUM;
-    pub fn get_rfc3526_prime_4096(bn: *mut BIGNUM) -> *mut BIGNUM;
-    pub fn get_rfc3526_prime_6144(bn: *mut BIGNUM) -> *mut BIGNUM;
-    pub fn get_rfc3526_prime_8192(bn: *mut BIGNUM) -> *mut BIGNUM;
-
-    pub fn CRYPTO_malloc(num: c_int, file: *const c_char, line: c_int) -> *mut c_void;
-    pub fn CRYPTO_free(buf: *mut c_void);
-    pub fn CRYPTO_num_locks() -> c_int;
-    pub fn CRYPTO_set_locking_callback(func: unsafe extern "C" fn(mode: c_int,
-                                                                  n: c_int,
-                                                                  file: *const c_char,
-                                                                  line: c_int));
-    pub fn CRYPTO_set_id_callback(func: unsafe extern "C" fn() -> c_ulong);
-
-    pub fn ERR_load_crypto_strings();
-
-    pub fn RSA_generate_key(modsz: c_int,
-                            e: c_ulong,
-                            cb: Option<extern fn(c_int, c_int, *mut c_void)>,
-                            cbarg: *mut c_void) -> *mut RSA;
-
-    pub fn OCSP_cert_to_id(dgst: *const ::EVP_MD, subject: *mut ::X509, issuer: *mut ::X509) -> *mut ::OCSP_CERTID;
-
-    pub fn PKCS12_create(pass: *mut c_char,
-                         friendly_name: *mut c_char,
-                         pkey: *mut EVP_PKEY,
-                         cert: *mut X509,
-                         ca: *mut stack_st_X509,
-                         nid_key: c_int,
-                         nid_cert: c_int,
-                         iter: c_int,
-                         mac_iter: c_int,
-                         keytype: c_int) -> *mut PKCS12;
-
-    pub fn SSL_library_init() -> c_int;
-    pub fn SSL_load_error_strings();
-    pub fn OPENSSL_add_all_algorithms_noconf();
-    pub fn HMAC_CTX_init(ctx: *mut ::HMAC_CTX);
-    pub fn HMAC_CTX_cleanup(ctx: *mut ::HMAC_CTX);
-    pub fn TLSv1_method() -> *const ::SSL_METHOD;
-    pub fn SSLv23_method() -> *const ::SSL_METHOD;
-    pub fn TLSv1_1_method() -> *const ::SSL_METHOD;
-    pub fn TLSv1_2_method() -> *const ::SSL_METHOD;
-    pub fn DTLSv1_method() -> *const ::SSL_METHOD;
-    pub fn SSL_get_ex_new_index(argl: c_long, argp: *mut c_void,
-                                new_func: Option<::CRYPTO_EX_new>,
-                                dup_func: Option<::CRYPTO_EX_dup>,
-                                free_func: Option<::CRYPTO_EX_free>)
-                                -> c_int;
-    pub fn SSL_set_tmp_ecdh_callback(ssl: *mut ::SSL,
-                                     ecdh: unsafe extern fn(ssl: *mut ::SSL,
-                                                            is_export: c_int,
-                                                            keylength: c_int)
-                                                            -> *mut ::EC_KEY);
-    pub fn SSL_CIPHER_get_version(cipher: *const ::SSL_CIPHER) -> *mut c_char;
-    pub fn SSL_CTX_get_ex_new_index(argl: c_long, argp: *mut c_void,
-                                    new_func: Option<::CRYPTO_EX_new>,
-                                    dup_func: Option<::CRYPTO_EX_dup>,
-                                    free_func: Option<::CRYPTO_EX_free>)
-                                    -> c_int;
-    pub fn SSL_CTX_set_tmp_ecdh_callback(ctx: *mut ::SSL_CTX,
-                                         ecdh: unsafe extern fn(ssl: *mut ::SSL,
-                                                                is_export: c_int,
-                                                                keylength: c_int)
-                                                                -> *mut ::EC_KEY);
-    pub fn X509_get_subject_name(x: *mut ::X509) -> *mut ::X509_NAME;
-    pub fn X509_set_notAfter(x: *mut ::X509, tm: *const ::ASN1_TIME) -> c_int;
-    pub fn X509_set_notBefore(x: *mut ::X509, tm: *const ::ASN1_TIME) -> c_int;
-    pub fn X509_get_ext_d2i(x: *mut ::X509, nid: c_int, crit: *mut c_int, idx: *mut c_int) -> *mut c_void;
-    pub fn X509_NAME_add_entry_by_NID(x: *mut ::X509_NAME, field: c_int, ty: c_int, bytes: *mut c_uchar, len: c_int, loc: c_int, set: c_int) -> c_int;
-    pub fn X509_NAME_get_entry(n: *mut ::X509_NAME, loc: c_int) -> *mut ::X509_NAME_ENTRY;
-    pub fn X509_NAME_ENTRY_get_data(ne: *mut ::X509_NAME_ENTRY) -> *mut ::ASN1_STRING;
-    pub fn X509_STORE_CTX_get_chain(ctx: *mut ::X509_STORE_CTX) -> *mut stack_st_X509;
-    pub fn X509V3_EXT_nconf_nid(conf: *mut ::CONF, ctx: *mut ::X509V3_CTX, ext_nid: c_int, value: *mut c_char) -> *mut ::X509_EXTENSION;
-    pub fn X509V3_EXT_nconf(conf: *mut ::CONF, ctx: *mut ::X509V3_CTX, name: *mut c_char, value: *mut c_char) -> *mut ::X509_EXTENSION;
-    pub fn ASN1_STRING_to_UTF8(out: *mut *mut c_uchar, s: *mut ::ASN1_STRING) -> c_int;
-    pub fn ASN1_STRING_data(x: *mut ::ASN1_STRING) -> *mut c_uchar;
-    pub fn CRYPTO_add_lock(pointer: *mut c_int,
-                           amount: c_int,
-                           type_: c_int,
-                           file: *const c_char,
-                           line: c_int) -> c_int;
-    pub fn EVP_MD_CTX_create() -> *mut EVP_MD_CTX;
-    pub fn EVP_MD_CTX_destroy(ctx: *mut EVP_MD_CTX);
-    pub fn EVP_PKEY_bits(key: *mut EVP_PKEY) -> c_int;
-
-    pub fn sk_new_null() -> *mut _STACK;
-    pub fn sk_num(st: *const _STACK) -> c_int;
-    pub fn sk_value(st: *const _STACK, n: c_int) -> *mut c_void;
-    pub fn sk_free(st: *mut _STACK);
-    pub fn sk_push(st: *mut _STACK, data: *mut c_void) -> c_int;
-    pub fn sk_pop_free(st: *mut _STACK, free: Option<unsafe extern "C" fn (*mut c_void)>);
-    pub fn sk_pop(st: *mut _STACK) -> *mut c_void;
-
-    pub fn SSLeay() -> c_ulong;
-    pub fn SSLeay_version(key: c_int) -> *const c_char;
-}