boring2/openssl-sys/src/ossl10x.rs

640 lines
21 KiB
Rust

use std::sync::{Mutex, MutexGuard};
use std::sync::{Once, ONCE_INIT};
use std::mem;
use libc::{c_int, c_char, c_void, c_long, c_uchar, size_t, c_uint, c_ulong};
#[cfg(not(ossl101))]
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 {
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 bignum_data: *mut c_char,
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,
pub dummy: c_int,
}
#[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,
sig_alg: *mut c_void,
signature: *mut c_void,
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_RFC3779"))]
rfc3779_addr: *mut c_void,
#[cfg(not(osslconf = "OPENSSL_NO_RFC3779"))]
rfc3779_asid: *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 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 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,
#[cfg(not(osslconf = "OPENSSL_NO_TLSEXT"))]
tlsext_servername_callback: *mut c_void,
#[cfg(not(osslconf = "OPENSSL_NO_TLSEXT"))]
tlsect_servername_arg: *mut c_void,
#[cfg(not(osslconf = "OPENSSL_NO_TLSEXT"))]
tlsext_tick_key_name: [c_uchar; 16],
#[cfg(not(osslconf = "OPENSSL_NO_TLSEXT"))]
tlsext_tick_hmac_key: [c_uchar; 16],
#[cfg(not(osslconf = "OPENSSL_NO_TLSEXT"))]
tlsext_tick_aes_key: [c_uchar; 16],
#[cfg(not(osslconf = "OPENSSL_NO_TLSEXT"))]
tlsext_ticket_key_cb: *mut c_void,
#[cfg(not(osslconf = "OPENSSL_NO_TLSEXT"))]
tlsext_status_cb: *mut c_void,
#[cfg(not(osslconf = "OPENSSL_NO_TLSEXT"))]
tlsext_status_arg: *mut c_void,
#[cfg(not(osslconf = "OPENSSL_NO_TLSEXT"))]
tlsext_opaque_prf_input_callback: *mut c_void,
#[cfg(not(osslconf = "OPENSSL_NO_TLSEXT"))]
tlsext_opaque_prf_input_callback_arg: *mut c_void,
#[cfg(not(osslconf = "OPENSSL_NO_PSK"))]
psk_identity_hint: *mut c_void,
#[cfg(not(osslconf = "OPENSSL_NO_PSK"))]
psk_client_callback: *mut c_void,
#[cfg(not(osslconf = "OPENSSL_NO_PSK"))]
psk_server_callback: *mut c_void,
#[cfg(not(osslconf = "OPENSSL_NO_BUF_FREELISTS"))]
freelist_max_len: c_uint,
#[cfg(not(osslconf = "OPENSSL_NO_BUF_FREELISTS"))]
wbuf_freelist: *mut c_void,
#[cfg(not(osslconf = "OPENSSL_NO_BUF_FREELISTS"))]
rbuf_freelist: *mut c_void,
#[cfg(not(osslconf = "OPENSSL_NO_SRP"))]
srp_ctx: SRP_CTX,
#[cfg(all(not(osslconf = "OPENSSL_NO_TLSEXT"), not(osslconf = "OPENSSL_NO_NEXTPROTONEG")))]
next_protos_advertised_cb: *mut c_void,
#[cfg(all(not(osslconf = "OPENSSL_NO_TLSEXT"), not(osslconf = "OPENSSL_NO_NEXTPROTONEG")))]
next_protos_advertised_cb_arg: *mut c_void,
#[cfg(all(not(osslconf = "OPENSSL_NO_TLSEXT"), not(osslconf = "OPENSSL_NO_NEXTPROTONEG")))]
next_proto_select_cb: *mut c_void,
#[cfg(all(not(osslconf = "OPENSSL_NO_TLSEXT"), not(osslconf = "OPENSSL_NO_NEXTPROTONEG")))]
next_proto_select_cb_arg: *mut c_void,
#[cfg(all(not(osslconf = "OPENSSL_NO_TLSEXT"), ossl101))]
srtp_profiles: *mut c_void,
#[cfg(all(not(osslconf = "OPENSSL_NO_TLSEXT"), ossl102))]
srtp_profiles: *mut c_void,
#[cfg(all(not(osslconf = "OPENSSL_NO_TLSEXT"), ossl102))]
alpn_select_cb: *mut c_void,
#[cfg(all(not(osslconf = "OPENSSL_NO_TLSEXT"), ossl102))]
alpn_select_cb_arg: *mut c_void,
#[cfg(all(not(osslconf = "OPENSSL_NO_TLSEXT"), ossl102))]
alpn_client_proto_list: *mut c_void,
#[cfg(all(not(osslconf = "OPENSSL_NO_TLSEXT"), ossl102))]
alpn_client_proto_list_len: c_uint,
#[cfg(all(not(osslconf = "OPENSSL_NO_TLSEXT"), not(osslconf = "OPENSSL_NO_EC"), ossl102))]
tlsext_ecpointformatlist_length: size_t,
#[cfg(all(not(osslconf = "OPENSSL_NO_TLSEXT"), not(osslconf = "OPENSSL_NO_EC"), ossl102))]
tlsext_ecpointformatlist: *mut c_uchar,
#[cfg(all(not(osslconf = "OPENSSL_NO_TLSEXT"), not(osslconf = "OPENSSL_NO_EC"), ossl102))]
tlsext_ellipticcurvelist_length: size_t,
#[cfg(all(not(osslconf = "OPENSSL_NO_TLSEXT"), not(osslconf = "OPENSSL_NO_EC"), ossl102))]
tlsext_ellipticcurvelist: *mut c_uchar,
}
#[repr(C)]
pub struct SRP_CTX {
SRP_cb_arg: *mut c_void,
TLS_ext_srp_username_callback: *mut c_void,
SRP_verify_param_callback: *mut c_void,
SRP_give_srp_client_pwd_callback: *mut c_void,
login: *mut c_void,
N: *mut c_void,
g: *mut c_void,
s: *mut c_void,
B: *mut c_void,
A: *mut c_void,
a: *mut c_void,
b: *mut c_void,
v: *mut c_void,
info: *mut c_void,
stringth: c_int,
srp_Mask: c_ulong,
}
#[repr(C)]
#[cfg(not(ossl101))]
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,
}
#[cfg(not(ossl101))]
pub enum X509_VERIFY_PARAM_ID {}
pub const SSL_CTRL_OPTIONS: c_int = 32;
pub const SSL_CTRL_CLEAR_OPTIONS: c_int = 77;
#[cfg(ossl102)]
pub const SSL_CTRL_SET_ECDH_AUTO: c_int = 94;
pub const SSL_OP_MICROSOFT_SESS_ID_BUG: c_ulong = 0x00000001;
pub const SSL_OP_NETSCAPE_CHALLENGE_BUG: c_ulong = 0x00000002;
pub const SSL_OP_NETSCAPE_REUSE_CIPHER_CHANGE_BUG: c_ulong = 0x00000008;
pub const SSL_OP_MICROSOFT_BIG_SSLV3_BUFFER: c_ulong = 0x00000020;
pub const SSL_OP_SSLEAY_080_CLIENT_DH_BUG: c_ulong = 0x00000080;
pub const SSL_OP_TLS_D5_BUG: c_ulong = 0x00000100;
pub const SSL_OP_TLS_BLOCK_PADDING_BUG: c_ulong = 0x00000200;
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 = 0x01000000;
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;
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();
}
}
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
#[cfg(ossl102)]
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, ::std::ptr::null_mut()) as c_int
}
#[cfg(ossl102)]
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, ::std::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_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 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);
#[cfg(not(osslconf = "OPENSSL_NO_SSL3_METHOD"))]
pub fn SSLv3_method() -> *const ::SSL_METHOD;
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;
#[cfg(ossl102)]
pub fn DTLSv1_2_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_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_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_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;
}