1 /* 2 * libssl_compat.h -- OpenSSL v1.1 compatibility shims 3 * 4 * --------------------------------------------------------------------- 5 * 6 * Written by Juergen Perlinger <perlinger@ntp.org> for the NTP project 7 * 8 * Based on an idea by Kurt Roeckx <kurt@roeckx.be> 9 * 10 * --------------------------------------------------------------------- 11 * This is a clean room implementation of shim functions that have 12 * counterparts in the OpenSSL v1.1 API but not in earlier versions. 13 * 14 * If the OpenSSL version used for compilation needs the shims (that is, 15 * does not provide the new functions) the names of these functions are 16 * redirected to our shims. 17 * --------------------------------------------------------------------- 18 */ 19 20 #ifndef NTP_LIBSSL_COMPAT_H 21 #define NTP_LIBSSL_COMPAT_H 22 23 #include "openssl/evp.h" 24 #include "openssl/dsa.h" 25 #include "openssl/rsa.h" 26 27 #ifndef OPENSSL_VERSION_NUMBER 28 #define OPENSSL_VERSION_NUMBER SSLEAY_VERSION_NUMBER 29 #endif 30 31 #ifndef OPENSSL_VERSION_TEXT 32 #define OPENSSL_VERSION_TEXT SSLEAY_VERSION_TEXT 33 #endif 34 35 #ifndef OPENSSL_VERSION 36 #define OPENSSL_VERSION SSLEAY_VERSION 37 #endif 38 39 /* ----------------------------------------------------------------- */ 40 #if OPENSSL_VERSION_NUMBER < 0x10100000L 41 /* ----------------------------------------------------------------- */ 42 43 # include <openssl/objects.h> 44 # include <openssl/x509.h> 45 46 /* shim the new-style API on an old-style OpenSSL */ 47 48 extern BN_GENCB* sslshimBN_GENCB_new(void); 49 extern void sslshimBN_GENCB_free(BN_GENCB*); 50 51 extern EVP_MD_CTX* sslshim_EVP_MD_CTX_new(void); 52 extern void sslshim_EVP_MD_CTX_free(EVP_MD_CTX *ctx); 53 54 extern int sslshim_EVP_PKEY_id(const EVP_PKEY * pkey); 55 extern int sslshim_EVP_PKEY_base_id(const EVP_PKEY * pkey); 56 extern RSA* sslshim_EVP_PKEY_get0_RSA(EVP_PKEY * pkey); 57 extern DSA* sslshim_EVP_PKEY_get0_DSA(EVP_PKEY * pkey); 58 59 extern void sslshim_RSA_get0_key(const RSA *prsa, const BIGNUM **pn, 60 const BIGNUM **pe, const BIGNUM **pd); 61 extern int sslshim_RSA_set0_key(RSA *prsa, BIGNUM *n, 62 BIGNUM *e, BIGNUM *d); 63 extern void sslshim_RSA_get0_factors(const RSA *prsa, const BIGNUM **pp, 64 const BIGNUM **pq); 65 extern int sslshim_RSA_set0_factors(RSA *prsar, BIGNUM *p, BIGNUM *q); 66 extern int sslshim_RSA_set0_crt_params(RSA *prsa, BIGNUM *dmp1, 67 BIGNUM *dmq1, BIGNUM *iqmp); 68 69 extern void sslshim_DSA_SIG_get0(const DSA_SIG *psig, const BIGNUM **pr, 70 const BIGNUM **ps); 71 extern int sslshim_DSA_SIG_set0(DSA_SIG *psig, BIGNUM *r, BIGNUM *s); 72 extern void sslshim_DSA_get0_pqg(const DSA *pdsa, const BIGNUM **pp, 73 const BIGNUM **pq, const BIGNUM **pg); 74 extern int sslshim_DSA_set0_pqg(DSA *pdsa, BIGNUM *p, BIGNUM *q, BIGNUM *g); 75 extern void sslshim_DSA_get0_key(const DSA *pdsa, const BIGNUM **ppub_key, 76 const BIGNUM **ppriv_key); 77 extern int sslshim_DSA_set0_key(DSA *pdsa, BIGNUM *pub_key, 78 BIGNUM *priv_key); 79 80 extern int sslshim_X509_get_signature_nid(const X509 *x); 81 82 #define BN_GENCB_new sslshimBN_GENCB_new 83 #define BN_GENCB_free sslshimBN_GENCB_free 84 85 #define EVP_MD_CTX_new sslshim_EVP_MD_CTX_new 86 #define EVP_MD_CTX_free sslshim_EVP_MD_CTX_free 87 88 #define EVP_PKEY_id sslshim_EVP_PKEY_id 89 #define EVP_PKEY_base_id sslshim_EVP_PKEY_base_id 90 #define EVP_PKEY_get0_RSA sslshim_EVP_PKEY_get0_RSA 91 #define EVP_PKEY_get0_DSA sslshim_EVP_PKEY_get0_DSA 92 93 #define RSA_get0_key sslshim_RSA_get0_key 94 #define RSA_set0_key sslshim_RSA_set0_key 95 #define RSA_get0_factors sslshim_RSA_get0_factors 96 #define RSA_set0_factors sslshim_RSA_set0_factors 97 #define RSA_set0_crt_params sslshim_RSA_set0_crt_params 98 99 #define DSA_SIG_get0 sslshim_DSA_SIG_get0 100 #define DSA_SIG_set0 sslshim_DSA_SIG_set0 101 #define DSA_get0_pqg sslshim_DSA_get0_pqg 102 #define DSA_set0_pqg sslshim_DSA_set0_pqg 103 #define DSA_get0_key sslshim_DSA_get0_key 104 #define DSA_set0_key sslshim_DSA_set0_key 105 106 #define X509_get_signature_nid sslshim_X509_get_signature_nid 107 108 #define OpenSSL_version_num SSLeay 109 #define OpenSSL_version SSLeay_version 110 #define X509_get0_notBefore X509_get_notBefore 111 #define X509_getm_notBefore X509_get_notBefore 112 #define X509_get0_notAfter X509_get_notAfter 113 #define X509_getm_notAfter X509_get_notAfter 114 115 /* ----------------------------------------------------------------- */ 116 #endif /* OPENSSL_VERSION_NUMBER < v1.1.0 */ 117 /* ----------------------------------------------------------------- */ 118 119 #endif /* NTP_LIBSSL_COMPAT_H */ 120