-#define DH_CHECK_P_NOT_PRIME 0x01
-#define DH_CHECK_P_NOT_STRONG_PRIME 0x02
-#define DH_UNABLE_TO_CHECK_GENERATOR 0x04
-#define DH_NOT_SUITABLE_GENERATOR 0x08
-
-#define DHparams_dup(x) (DH *)ASN1_dup((int (*)())i2d_DHparams, \
- (char *(*)())d2i_DHparams,(char *)(x))
-#define d2i_DHparams_fp(fp,x) (DH *)ASN1_d2i_fp((char *(*)())DH_new, \
- (char *(*)())d2i_DHparams,(fp),(unsigned char **)(x))
-#define i2d_DHparams_fp(fp,x) ASN1_i2d_fp(i2d_DHparams,(fp), \
- (unsigned char *)(x))
-#define d2i_DHparams_bio(bp,x) (DH *)ASN1_d2i_bio((char *(*)())DH_new, \
- (char *(*)())d2i_DHparams,(bp),(unsigned char **)(x))
-#define i2d_DHparams_bio(bp,x) ASN1_i2d_bio(i2d_DHparams,(bp), \
- (unsigned char *)(x))
-
-DH * DH_new(void);
-void DH_free(DH *dh);
-int DH_size(DH *dh);
-DH * DH_generate_parameters(int prime_len,int generator,
- void (*callback)(int,int,char *),char *cb_arg);
-int DH_check(DH *dh,int *codes);
-int DH_generate_key(DH *dh);
-int DH_compute_key(unsigned char *key,BIGNUM *pub_key,DH *dh);
-DH * d2i_DHparams(DH **a,unsigned char **pp, long length);
-int i2d_DHparams(DH *a,unsigned char **pp);
-#ifndef NO_FP_API
-int DHparams_print_fp(FILE *fp, DH *x);
-#endif
-#ifdef HEADER_BIO_H
-int DHparams_print(BIO *bp, DH *x);
-#else
-int DHparams_print(char *bp, DH *x);
-#endif
-void ERR_load_DH_strings(void );
+# define DH_CHECK_P_NOT_PRIME 0x01
+# define DH_CHECK_P_NOT_SAFE_PRIME 0x02
+# define DH_UNABLE_TO_CHECK_GENERATOR 0x04
+# define DH_NOT_SUITABLE_GENERATOR 0x08
+# define DH_CHECK_Q_NOT_PRIME 0x10
+# define DH_CHECK_INVALID_Q_VALUE 0x20
+# define DH_CHECK_INVALID_J_VALUE 0x40
+
+/* DH_check_pub_key error codes */
+# define DH_CHECK_PUBKEY_TOO_SMALL 0x01
+# define DH_CHECK_PUBKEY_TOO_LARGE 0x02
+
+/*
+ * primes p where (p-1)/2 is prime too are called "safe"; we define this for
+ * backward compatibility:
+ */
+# define DH_CHECK_P_NOT_STRONG_PRIME DH_CHECK_P_NOT_SAFE_PRIME
+
+# define d2i_DHparams_fp(fp,x) (DH *)ASN1_d2i_fp((char *(*)())DH_new, \
+ (char *(*)())d2i_DHparams,(fp),(unsigned char **)(x))
+# define i2d_DHparams_fp(fp,x) ASN1_i2d_fp(i2d_DHparams,(fp), \
+ (unsigned char *)(x))
+# define d2i_DHparams_bio(bp,x) ASN1_d2i_bio_of(DH,DH_new,d2i_DHparams,bp,x)
+# define i2d_DHparams_bio(bp,x) ASN1_i2d_bio_of_const(DH,i2d_DHparams,bp,x)
+
+DH *DHparams_dup(DH *);
+
+const DH_METHOD *DH_OpenSSL(void);
+
+void DH_set_default_method(const DH_METHOD *meth);
+const DH_METHOD *DH_get_default_method(void);
+int DH_set_method(DH *dh, const DH_METHOD *meth);
+DH *DH_new_method(ENGINE *engine);
+
+DH *DH_new(void);
+void DH_free(DH *dh);
+int DH_up_ref(DH *dh);
+int DH_size(const DH *dh);
+int DH_security_bits(const DH *dh);
+int DH_get_ex_new_index(long argl, void *argp, CRYPTO_EX_new *new_func,
+ CRYPTO_EX_dup *dup_func, CRYPTO_EX_free *free_func);
+int DH_set_ex_data(DH *d, int idx, void *arg);
+void *DH_get_ex_data(DH *d, int idx);
+
+/* Deprecated version */
+# ifdef OPENSSL_USE_DEPRECATED
+DECLARE_DEPRECATED(DH *DH_generate_parameters(int prime_len, int generator,
+ void (*callback) (int, int,
+ void *),
+ void *cb_arg));
+# endif /* defined(OPENSSL_USE_DEPRECATED) */
+
+/* New version */
+int DH_generate_parameters_ex(DH *dh, int prime_len, int generator,
+ BN_GENCB *cb);
+
+int DH_check(const DH *dh, int *codes);
+int DH_check_pub_key(const DH *dh, const BIGNUM *pub_key, int *codes);
+int DH_generate_key(DH *dh);
+int DH_compute_key(unsigned char *key, const BIGNUM *pub_key, DH *dh);
+int DH_compute_key_padded(unsigned char *key, const BIGNUM *pub_key, DH *dh);
+DH *d2i_DHparams(DH **a, const unsigned char **pp, long length);
+int i2d_DHparams(const DH *a, unsigned char **pp);
+DH *d2i_DHxparams(DH **a, const unsigned char **pp, long length);
+int i2d_DHxparams(const DH *a, unsigned char **pp);
+# ifndef OPENSSL_NO_STDIO
+int DHparams_print_fp(FILE *fp, const DH *x);
+# endif
+# ifndef OPENSSL_NO_BIO
+int DHparams_print(BIO *bp, const DH *x);
+# else
+int DHparams_print(char *bp, const DH *x);
+# endif
+
+/* RFC 5114 parameters */
+DH *DH_get_1024_160(void);
+DH *DH_get_2048_224(void);
+DH *DH_get_2048_256(void);
+
+/* RFC2631 KDF */
+int DH_KDF_X9_42(unsigned char *out, size_t outlen,
+ const unsigned char *Z, size_t Zlen,
+ ASN1_OBJECT *key_oid,
+ const unsigned char *ukm, size_t ukmlen, const EVP_MD *md);
+
+# define EVP_PKEY_CTX_set_dh_paramgen_prime_len(ctx, len) \
+ EVP_PKEY_CTX_ctrl(ctx, EVP_PKEY_DH, EVP_PKEY_OP_PARAMGEN, \
+ EVP_PKEY_CTRL_DH_PARAMGEN_PRIME_LEN, len, NULL)
+
+# define EVP_PKEY_CTX_set_dh_paramgen_subprime_len(ctx, len) \
+ EVP_PKEY_CTX_ctrl(ctx, EVP_PKEY_DH, EVP_PKEY_OP_PARAMGEN, \
+ EVP_PKEY_CTRL_DH_PARAMGEN_SUBPRIME_LEN, len, NULL)
+
+# define EVP_PKEY_CTX_set_dh_paramgen_type(ctx, typ) \
+ EVP_PKEY_CTX_ctrl(ctx, EVP_PKEY_DH, EVP_PKEY_OP_PARAMGEN, \
+ EVP_PKEY_CTRL_DH_PARAMGEN_TYPE, typ, NULL)
+
+# define EVP_PKEY_CTX_set_dh_paramgen_generator(ctx, gen) \
+ EVP_PKEY_CTX_ctrl(ctx, EVP_PKEY_DH, EVP_PKEY_OP_PARAMGEN, \
+ EVP_PKEY_CTRL_DH_PARAMGEN_GENERATOR, gen, NULL)
+
+# define EVP_PKEY_CTX_set_dh_rfc5114(ctx, gen) \
+ EVP_PKEY_CTX_ctrl(ctx, EVP_PKEY_DHX, EVP_PKEY_OP_PARAMGEN, \
+ EVP_PKEY_CTRL_DH_RFC5114, gen, NULL)
+
+# define EVP_PKEY_CTX_set_dhx_rfc5114(ctx, gen) \
+ EVP_PKEY_CTX_ctrl(ctx, EVP_PKEY_DHX, EVP_PKEY_OP_PARAMGEN, \
+ EVP_PKEY_CTRL_DH_RFC5114, gen, NULL)
+
+# define EVP_PKEY_CTX_set_dh_kdf_type(ctx, kdf) \
+ EVP_PKEY_CTX_ctrl(ctx, EVP_PKEY_DHX, \
+ EVP_PKEY_OP_DERIVE, \
+ EVP_PKEY_CTRL_DH_KDF_TYPE, kdf, NULL)
+
+# define EVP_PKEY_CTX_get_dh_kdf_type(ctx) \
+ EVP_PKEY_CTX_ctrl(ctx, EVP_PKEY_DHX, \
+ EVP_PKEY_OP_DERIVE, \
+ EVP_PKEY_CTRL_DH_KDF_TYPE, -2, NULL)
+
+# define EVP_PKEY_CTX_set0_dh_kdf_oid(ctx, oid) \
+ EVP_PKEY_CTX_ctrl(ctx, EVP_PKEY_DHX, \
+ EVP_PKEY_OP_DERIVE, \
+ EVP_PKEY_CTRL_DH_KDF_OID, 0, (void *)oid)
+
+# define EVP_PKEY_CTX_get0_dh_kdf_oid(ctx, poid) \
+ EVP_PKEY_CTX_ctrl(ctx, EVP_PKEY_DHX, \
+ EVP_PKEY_OP_DERIVE, \
+ EVP_PKEY_CTRL_GET_DH_KDF_OID, 0, (void *)poid)
+
+# define EVP_PKEY_CTX_set_dh_kdf_md(ctx, md) \
+ EVP_PKEY_CTX_ctrl(ctx, EVP_PKEY_DHX, \
+ EVP_PKEY_OP_DERIVE, \
+ EVP_PKEY_CTRL_DH_KDF_MD, 0, (void *)md)
+
+# define EVP_PKEY_CTX_get_dh_kdf_md(ctx, pmd) \
+ EVP_PKEY_CTX_ctrl(ctx, EVP_PKEY_DHX, \
+ EVP_PKEY_OP_DERIVE, \
+ EVP_PKEY_CTRL_GET_DH_KDF_MD, 0, (void *)pmd)
+
+# define EVP_PKEY_CTX_set_dh_kdf_outlen(ctx, len) \
+ EVP_PKEY_CTX_ctrl(ctx, EVP_PKEY_DHX, \
+ EVP_PKEY_OP_DERIVE, \
+ EVP_PKEY_CTRL_DH_KDF_OUTLEN, len, NULL)
+
+# define EVP_PKEY_CTX_get_dh_kdf_outlen(ctx, plen) \
+ EVP_PKEY_CTX_ctrl(ctx, EVP_PKEY_DHX, \
+ EVP_PKEY_OP_DERIVE, \
+ EVP_PKEY_CTRL_GET_DH_KDF_OUTLEN, 0, (void *)plen)
+
+# define EVP_PKEY_CTX_set0_dh_kdf_ukm(ctx, p, plen) \
+ EVP_PKEY_CTX_ctrl(ctx, EVP_PKEY_DHX, \
+ EVP_PKEY_OP_DERIVE, \
+ EVP_PKEY_CTRL_DH_KDF_UKM, plen, (void *)p)
+
+# define EVP_PKEY_CTX_get0_dh_kdf_ukm(ctx, p) \
+ EVP_PKEY_CTX_ctrl(ctx, EVP_PKEY_DHX, \
+ EVP_PKEY_OP_DERIVE, \
+ EVP_PKEY_CTRL_GET_DH_KDF_UKM, 0, (void *)p)
+
+# define EVP_PKEY_CTRL_DH_PARAMGEN_PRIME_LEN (EVP_PKEY_ALG_CTRL + 1)
+# define EVP_PKEY_CTRL_DH_PARAMGEN_GENERATOR (EVP_PKEY_ALG_CTRL + 2)
+# define EVP_PKEY_CTRL_DH_RFC5114 (EVP_PKEY_ALG_CTRL + 3)
+# define EVP_PKEY_CTRL_DH_PARAMGEN_SUBPRIME_LEN (EVP_PKEY_ALG_CTRL + 4)
+# define EVP_PKEY_CTRL_DH_PARAMGEN_TYPE (EVP_PKEY_ALG_CTRL + 5)
+# define EVP_PKEY_CTRL_DH_KDF_TYPE (EVP_PKEY_ALG_CTRL + 6)
+# define EVP_PKEY_CTRL_DH_KDF_MD (EVP_PKEY_ALG_CTRL + 7)
+# define EVP_PKEY_CTRL_GET_DH_KDF_MD (EVP_PKEY_ALG_CTRL + 8)
+# define EVP_PKEY_CTRL_DH_KDF_OUTLEN (EVP_PKEY_ALG_CTRL + 9)
+# define EVP_PKEY_CTRL_GET_DH_KDF_OUTLEN (EVP_PKEY_ALG_CTRL + 10)
+# define EVP_PKEY_CTRL_DH_KDF_UKM (EVP_PKEY_ALG_CTRL + 11)
+# define EVP_PKEY_CTRL_GET_DH_KDF_UKM (EVP_PKEY_ALG_CTRL + 12)
+# define EVP_PKEY_CTRL_DH_KDF_OID (EVP_PKEY_ALG_CTRL + 13)
+# define EVP_PKEY_CTRL_GET_DH_KDF_OID (EVP_PKEY_ALG_CTRL + 14)
+
+/* KDF types */
+# define EVP_PKEY_DH_KDF_NONE 1
+# define EVP_PKEY_DH_KDF_X9_42 2