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403 lines
11 KiB
403 lines
11 KiB
#ifndef _HAPROXY_OPENSSL_COMPAT_H
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#define _HAPROXY_OPENSSL_COMPAT_H
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#ifdef USE_OPENSSL
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#include <openssl/bn.h>
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#include <openssl/crypto.h>
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#include <openssl/ssl.h>
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#include <openssl/x509.h>
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#include <openssl/x509v3.h>
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#include <openssl/err.h>
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#include <openssl/rand.h>
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#include <openssl/hmac.h>
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#if (defined SSL_CTRL_SET_TLSEXT_STATUS_REQ_CB && !defined OPENSSL_NO_OCSP)
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#include <openssl/ocsp.h>
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#endif
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#ifndef OPENSSL_NO_DH
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#include <openssl/dh.h>
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#endif
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#ifndef OPENSSL_NO_ENGINE
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#include <openssl/engine.h>
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#endif
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#ifdef SSL_MODE_ASYNC
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#include <openssl/async.h>
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#endif
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#if defined(LIBRESSL_VERSION_NUMBER)
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/* LibreSSL is a fork of OpenSSL 1.0.1g but pretends to be 2.0.0, thus
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* systematically breaking when some code is written for a specific version
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* of OpenSSL. Let's make it appear like what it really is and deal with
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* extra features with ORs and not with AND NOT.
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*/
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#define HA_OPENSSL_VERSION_NUMBER 0x1000107fL
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#else /* this is for a real OpenSSL or a truly compatible derivative */
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#define HA_OPENSSL_VERSION_NUMBER OPENSSL_VERSION_NUMBER
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#endif
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#ifndef OPENSSL_VERSION
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#define OPENSSL_VERSION SSLEAY_VERSION
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#define OpenSSL_version(x) SSLeay_version(x)
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#define OpenSSL_version_num SSLeay
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#endif
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#if ((OPENSSL_VERSION_NUMBER >= 0x10101000L) && !defined(LIBRESSL_VERSION_NUMBER) && !defined(OPENSSL_IS_BORINGSSL))
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#define HAVE_SSL_CTX_SET_CIPHERSUITES
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#endif
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#if ((OPENSSL_VERSION_NUMBER >= 0x1000200fL) && !defined(OPENSSL_NO_TLSEXT) && !defined(LIBRESSL_VERSION_NUMBER) && !defined(OPENSSL_IS_BORINGSSL))
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#define HAVE_SL_CTX_ADD_SERVER_CUSTOM_EXT
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#endif
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#if ((OPENSSL_VERSION_NUMBER >= 0x10002000L) && !defined(LIBRESSL_VERSION_NUMBER))
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#define HAVE_SSL_CTX_get0_privatekey
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#endif
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#if (HA_OPENSSL_VERSION_NUMBER < 0x0090800fL)
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/* Functions present in OpenSSL 0.9.8, older not tested */
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static inline const unsigned char *SSL_SESSION_get_id(const SSL_SESSION *sess, unsigned int *sid_length)
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{
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*sid_length = sess->session_id_length;
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return sess->session_id;
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}
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static inline X509_NAME_ENTRY *X509_NAME_get_entry(const X509_NAME *name, int loc)
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{
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return sk_X509_NAME_ENTRY_value(name->entries, loc);
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}
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static inline ASN1_OBJECT *X509_NAME_ENTRY_get_object(const X509_NAME_ENTRY *ne)
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{
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return ne->object;
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}
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static inline ASN1_STRING *X509_NAME_ENTRY_get_data(const X509_NAME_ENTRY *ne)
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{
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return ne->value;
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}
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static inline int ASN1_STRING_length(const ASN1_STRING *x)
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{
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return x->length;
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}
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static inline int X509_NAME_entry_count(X509_NAME *name)
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{
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return sk_X509_NAME_ENTRY_num(name->entries)
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}
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static inline void X509_ALGOR_get0(ASN1_OBJECT **paobj, int *pptype, const void **ppval, const X509_ALGOR *algor)
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{
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*paobj = algor->algorithm;
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}
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#endif // OpenSSL < 0.9.8
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#if (((HA_OPENSSL_VERSION_NUMBER < 0x1000000fL) || defined(OPENSSL_IS_BORINGSSL)) && !defined(X509_get_X509_PUBKEY))
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#define X509_get_X509_PUBKEY(x) ((x)->cert_info->key)
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#endif
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#if (HA_OPENSSL_VERSION_NUMBER < 0x1000000fL)
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/* Functions introduced in OpenSSL 1.0.0 */
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static inline int EVP_PKEY_base_id(const EVP_PKEY *pkey)
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{
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return EVP_PKEY_type(pkey->type);
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}
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/* minimal implementation based on the fact that the only known call place
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* doesn't make use of other arguments.
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*/
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static inline int X509_PUBKEY_get0_param(ASN1_OBJECT **ppkalg, const unsigned char **pk, int *ppklen, X509_ALGOR **pa, X509_PUBKEY *pub)
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{
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*ppkalg = pub->algor->algorithm;
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return 1;
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}
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#endif
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#if (HA_OPENSSL_VERSION_NUMBER < 0x1000100fL)
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/*
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* Functions introduced in OpenSSL 1.0.1
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*/
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static inline int SSL_SESSION_set1_id_context(SSL_SESSION *s, const unsigned char *sid_ctx, unsigned int sid_ctx_len)
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{
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s->sid_ctx_length = sid_ctx_len;
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memcpy(s->sid_ctx, sid_ctx, sid_ctx_len);
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return 1;
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}
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#endif
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#if (HA_OPENSSL_VERSION_NUMBER < 0x1000200fL) && (LIBRESSL_VERSION_NUMBER < 0x2070500fL)
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/* introduced in openssl 1.0.2 */
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static inline STACK_OF(X509) *X509_chain_up_ref(STACK_OF(X509) *chain)
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{
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STACK_OF(X509) *ret;
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int i;
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if ((ret = sk_X509_dup(chain)) == NULL)
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return NULL;
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for (i = 0; i < sk_X509_num(ret); i++) {
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X509 *x = sk_X509_value(ret, i);
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CRYPTO_add(&x->references, 1, CRYPTO_LOCK_X509);
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}
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return ret;
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}
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#endif
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#ifdef OPENSSL_IS_BORINGSSL
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/*
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* Functions missing in BoringSSL
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*/
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static inline X509_CRL *X509_OBJECT_get0_X509_CRL(const X509_OBJECT *a)
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{
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if (a == NULL || a->type != X509_LU_CRL) {
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return NULL;
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}
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return a->data.crl;
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}
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#endif
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#if (HA_OPENSSL_VERSION_NUMBER < 0x1010000fL) && (LIBRESSL_VERSION_NUMBER < 0x2070000fL)
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/*
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* Functions introduced in OpenSSL 1.1.0 and in LibreSSL 2.7.0
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*/
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static inline STACK_OF(X509_OBJECT) *X509_STORE_get0_objects(X509_STORE *st)
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{
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return st->objs;
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}
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static inline int X509_OBJECT_get_type(const X509_OBJECT *a)
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{
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return a->type;
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}
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static inline X509 *X509_OBJECT_get0_X509(const X509_OBJECT *a)
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{
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if (a == NULL || a->type != X509_LU_X509) {
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return NULL;
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}
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return a->data.x509;
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}
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static inline X509_CRL *X509_OBJECT_get0_X509_CRL(const X509_OBJECT *a)
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{
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if (a == NULL || a->type != X509_LU_CRL) {
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return NULL;
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}
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return a->data.crl;
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}
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static inline int SSL_SESSION_set1_id(SSL_SESSION *s, const unsigned char *sid, unsigned int sid_len)
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{
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s->session_id_length = sid_len;
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memcpy(s->session_id, sid, sid_len);
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return 1;
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}
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static inline X509_ALGOR *X509_get0_tbs_sigalg(const X509 *x)
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{
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return x->cert_info->signature;
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}
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#if (!defined OPENSSL_NO_OCSP)
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static inline const OCSP_CERTID *OCSP_SINGLERESP_get0_id(const OCSP_SINGLERESP *single)
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{
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return single->certId;
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}
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#endif
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#ifndef OPENSSL_NO_DH
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static inline int DH_set0_pqg(DH *dh, BIGNUM *p, BIGNUM *q, BIGNUM *g)
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{
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/* Implements only the bare necessities for HAProxy */
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dh->p = p;
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dh->g = g;
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return 1;
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}
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#endif
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static inline const unsigned char *ASN1_STRING_get0_data(const ASN1_STRING *x)
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{
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return x->data;
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}
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static inline void X509_up_ref(X509 *x)
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{
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CRYPTO_add(&x->references, 1, CRYPTO_LOCK_X509);
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}
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static inline void EVP_PKEY_up_ref(EVP_PKEY *pkey)
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{
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CRYPTO_add(&pkey->references, 1, CRYPTO_LOCK_EVP_PKEY);
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}
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static inline void SSL_CTX_up_ref(SSL_CTX *ctx)
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{
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CRYPTO_add(&ctx->references, 1, CRYPTO_LOCK_SSL_CTX);
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}
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#endif
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#if (HA_OPENSSL_VERSION_NUMBER >= 0x1010000fL) || (LIBRESSL_VERSION_NUMBER >= 0x2070200fL)
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#define __OPENSSL_110_CONST__ const
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#else
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#define __OPENSSL_110_CONST__
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#endif
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/* ERR_remove_state() was deprecated in 1.0.0 in favor of
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* ERR_remove_thread_state(), which was in turn deprecated in
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* 1.1.0 and does nothing anymore. Let's simply silently kill
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* it.
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*/
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#if (HA_OPENSSL_VERSION_NUMBER >= 0x1010000fL)
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#undef ERR_remove_state
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#define ERR_remove_state(x)
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#endif
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/* RAND_pseudo_bytes() is deprecated in 1.1.0 in favor of RAND_bytes(). Note
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* that the return codes differ, but it happens that the only use case (ticket
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* key update) was already wrong, considering a non-cryptographic random as a
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* failure.
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*/
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#if (HA_OPENSSL_VERSION_NUMBER >= 0x1010000fL)
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#undef RAND_pseudo_bytes
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#define RAND_pseudo_bytes(x,y) RAND_bytes(x,y)
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#endif
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/* Signature from RFC 5246, missing in openssl < 1.0.1 */
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#ifndef TLSEXT_signature_anonymous
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#define TLSEXT_signature_anonymous 0
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#define TLSEXT_signature_rsa 1
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#define TLSEXT_signature_dsa 2
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#define TLSEXT_signature_ecdsa 3
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#endif
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#if ((HA_OPENSSL_VERSION_NUMBER < 0x1010000fL) && (LIBRESSL_VERSION_NUMBER < 0x2070000fL)) ||\
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defined(OPENSSL_IS_BORINGSSL)
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#define X509_getm_notBefore X509_get_notBefore
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#define X509_getm_notAfter X509_get_notAfter
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#endif
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#if !defined(EVP_CTRL_AEAD_SET_IVLEN)
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#define EVP_CTRL_AEAD_SET_IVLEN EVP_CTRL_GCM_SET_IVLEN
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#endif
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#if !defined(EVP_CTRL_AEAD_SET_TAG)
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#define EVP_CTRL_AEAD_SET_TAG EVP_CTRL_GCM_SET_TAG
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#endif
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/* Supported hash function for TLS tickets */
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#ifdef OPENSSL_NO_SHA256
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#define TLS_TICKET_HASH_FUNCT EVP_sha1
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#else
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#define TLS_TICKET_HASH_FUNCT EVP_sha256
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#endif /* OPENSSL_NO_SHA256 */
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#ifndef SSL_OP_CIPHER_SERVER_PREFERENCE /* needs OpenSSL >= 0.9.7 */
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#define SSL_OP_CIPHER_SERVER_PREFERENCE 0
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#endif
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#ifndef SSL_OP_NO_SESSION_RESUMPTION_ON_RENEGOTIATION /* needs OpenSSL >= 0.9.7 */
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#define SSL_OP_NO_SESSION_RESUMPTION_ON_RENEGOTIATION 0
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#define SSL_renegotiate_pending(arg) 0
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#endif
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#ifndef SSL_OP_SINGLE_ECDH_USE /* needs OpenSSL >= 0.9.8 */
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#define SSL_OP_SINGLE_ECDH_USE 0
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#endif
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#ifndef SSL_OP_NO_TICKET /* needs OpenSSL >= 0.9.8 */
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#define SSL_OP_NO_TICKET 0
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#endif
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#ifndef SSL_OP_NO_COMPRESSION /* needs OpenSSL >= 0.9.9 */
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#define SSL_OP_NO_COMPRESSION 0
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#endif
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#ifdef OPENSSL_NO_SSL3 /* SSLv3 support removed */
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#undef SSL_OP_NO_SSLv3
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#define SSL_OP_NO_SSLv3 0
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#endif
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#ifndef SSL_OP_NO_TLSv1_1 /* needs OpenSSL >= 1.0.1 */
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#define SSL_OP_NO_TLSv1_1 0
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#endif
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#ifndef SSL_OP_NO_TLSv1_2 /* needs OpenSSL >= 1.0.1 */
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#define SSL_OP_NO_TLSv1_2 0
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#endif
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#ifndef SSL_OP_NO_TLSv1_3 /* needs OpenSSL >= 1.1.1 */
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#define SSL_OP_NO_TLSv1_3 0
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#endif
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#ifndef SSL_OP_SINGLE_DH_USE /* needs OpenSSL >= 0.9.6 */
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#define SSL_OP_SINGLE_DH_USE 0
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#endif
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#ifndef SSL_OP_SINGLE_ECDH_USE /* needs OpenSSL >= 1.0.0 */
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#define SSL_OP_SINGLE_ECDH_USE 0
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#endif
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#ifndef SSL_MODE_RELEASE_BUFFERS /* needs OpenSSL >= 1.0.0 */
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#define SSL_MODE_RELEASE_BUFFERS 0
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#endif
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#ifndef SSL_MODE_SMALL_BUFFERS /* needs small_records.patch */
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#define SSL_MODE_SMALL_BUFFERS 0
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#endif
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#ifndef SSL_OP_PRIORITIZE_CHACHA /* needs OpenSSL >= 1.1.1 */
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#define SSL_OP_PRIORITIZE_CHACHA 0
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#endif
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#ifndef SSL_CTRL_GET_EXTRA_CHAIN_CERTS
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#define SSL_CTX_get_extra_chain_certs(ctx, chain) do { *(chain) = (ctx)->extra_certs; } while (0)
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#endif
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#if HA_OPENSSL_VERSION_NUMBER < 0x10100000L
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#define BIO_get_data(b) (b)->ptr
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#define BIO_set_data(b, v) do { (b)->ptr = (v); } while (0)
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#define BIO_set_init(b, v) do { (b)->init = (v); } while (0)
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#define BIO_meth_free(m) free(m)
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#define BIO_meth_new(type, name) calloc(1, sizeof(BIO_METHOD))
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#define BIO_meth_set_gets(m, f) do { (m)->bgets = (f); } while (0)
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#define BIO_meth_set_puts(m, f) do { (m)->bputs = (f); } while (0)
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#define BIO_meth_set_read(m, f) do { (m)->bread = (f); } while (0)
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#define BIO_meth_set_write(m, f) do { (m)->bwrite = (f); } while (0)
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#define BIO_meth_set_create(m, f) do { (m)->create = (f); } while (0)
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#define BIO_meth_set_ctrl(m, f) do { (m)->ctrl = (f); } while (0)
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#define BIO_meth_set_destroy(m, f) do { (m)->destroy = (f); } while (0)
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#endif
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#ifndef SSL_CTX_set_ecdh_auto
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#define SSL_CTX_set_ecdh_auto(dummy, onoff) ((onoff) != 0)
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#endif
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/* The EVP_MD_CTX_create() and EVP_MD_CTX_destroy() functions were renamed to
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* EVP_MD_CTX_new() and EVP_MD_CTX_free() in OpenSSL 1.1.0, respectively.
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*/
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#if (HA_OPENSSL_VERSION_NUMBER < 0x1010000fL)
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#define EVP_MD_CTX_new EVP_MD_CTX_create
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#define EVP_MD_CTX_free EVP_MD_CTX_destroy
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#endif
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/* OpenSSL 1.0.2 and onwards define SSL_CTX_set1_curves_list which is both a
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* function and a macro. OpenSSL 1.0.2 to 1.1.0 define SSL_CTRL_SET_CURVES_LIST
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* as a macro, which disappeared from 1.1.1. BoringSSL only has that one and
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* not the former macro but it does have the function. Let's keep the test on
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* the macro matching the function name.
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*/
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#if !defined(SSL_CTX_set1_curves_list) && defined(SSL_CTRL_SET_CURVES_LIST)
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#define SSL_CTX_set1_curves_list SSL_CTX_set1_curves_list
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#endif
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#endif /* USE_OPENSSL */
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#endif /* _HAPROXY_OPENSSL_COMPAT_H */
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