X-Git-Url: https://git.openssl.org/gitweb/?p=openssl.git;a=blobdiff_plain;f=crypto%2Fdh%2Fdh.h;h=8e8f87dfdceceed10ad9a733074b658a73dbe1fc;hp=6ab27e44c35d58bb86757cf6fc60d0737ad26b68;hb=2514fa79acba998c2a8d4e5a8288a5b3ae990377;hpb=3ba0885a3e0d52c6bef91ce9bea26cd3eabd3594 diff --git a/crypto/dh/dh.h b/crypto/dh/dh.h index 6ab27e44c3..8e8f87dfdc 100644 --- a/crypto/dh/dh.h +++ b/crypto/dh/dh.h @@ -73,6 +73,12 @@ #include #endif +#ifndef OPENSSL_DH_MAX_MODULUS_BITS +# define OPENSSL_DH_MAX_MODULUS_BITS 10000 +#endif + +#define OPENSSL_DH_FIPS_MIN_MODULUS_BITS 1024 + #define DH_FLAG_CACHE_MONT_P 0x01 #define DH_FLAG_NO_EXP_CONSTTIME 0x02 /* new with 0.9.7h; the built-in DH * implementation now uses constant time @@ -82,6 +88,21 @@ * be used for all exponents. */ +/* If this flag is set the DH method is FIPS compliant and can be used + * in FIPS mode. This is set in the validated module method. If an + * application sets this flag in its own methods it is its reposibility + * to ensure the result is compliant. + */ + +#define DH_FLAG_FIPS_METHOD 0x0400 + +/* If this flag is set the operations normally disabled in FIPS mode are + * permitted it is then the applications responsibility to ensure that the + * usage is compliant. + */ + +#define DH_FLAG_NON_FIPS_ALLOW 0x0400 + #ifdef __cplusplus extern "C" { #endif @@ -144,6 +165,9 @@ struct dh_st #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 @@ -153,7 +177,6 @@ struct dh_st this for backward compatibility: */ #define DH_CHECK_P_NOT_STRONG_PRIME DH_CHECK_P_NOT_SAFE_PRIME -#define DHparams_dup(x) ASN1_dup_of_const(DH,i2d_DHparams,d2i_DHparams,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), \ @@ -161,8 +184,15 @@ struct dh_st #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); +#ifdef OPENSSL_FIPS +DH * FIPS_dh_new(void); +void FIPS_dh_free(DH *dh); +#endif + 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); @@ -172,6 +202,7 @@ 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); @@ -190,8 +221,11 @@ 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_FP_API int DHparams_print_fp(FILE *fp, const DH *x); #endif @@ -201,17 +235,110 @@ int DHparams_print(BIO *bp, const DH *x); 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 /* BEGIN ERROR CODES */ /* The following lines are auto generated by the script mkerr.pl. Any changes @@ -223,27 +350,38 @@ void ERR_load_DH_strings(void); /* Function codes. */ #define DH_F_COMPUTE_KEY 102 -#define DH_F_DHPARAMS_PRINT 100 #define DH_F_DHPARAMS_PRINT_FP 101 #define DH_F_DH_BUILTIN_GENPARAMS 106 +#define DH_F_DH_CMS_DECRYPT 114 +#define DH_F_DH_CMS_SET_PEERKEY 115 +#define DH_F_DH_CMS_SET_SHARED_INFO 116 #define DH_F_DH_NEW_METHOD 105 #define DH_F_DH_PARAM_DECODE 107 #define DH_F_DH_PRIV_DECODE 110 #define DH_F_DH_PRIV_ENCODE 111 #define DH_F_DH_PUB_DECODE 108 #define DH_F_DH_PUB_ENCODE 109 +#define DH_F_DO_DH_PRINT 100 #define DH_F_GENERATE_KEY 103 #define DH_F_GENERATE_PARAMETERS 104 +#define DH_F_PKEY_DH_DERIVE 112 #define DH_F_PKEY_DH_KEYGEN 113 /* Reason codes. */ #define DH_R_BAD_GENERATOR 101 -#define DH_R_BN_DECODE_ERROR 103 +#define DH_R_BN_DECODE_ERROR 109 #define DH_R_BN_ERROR 106 #define DH_R_DECODE_ERROR 104 #define DH_R_INVALID_PUBKEY 102 +#define DH_R_KDF_PARAMETER_ERROR 112 +#define DH_R_KEYS_NOT_SET 108 +#define DH_R_KEY_SIZE_TOO_SMALL 110 +#define DH_R_MODULUS_TOO_LARGE 103 +#define DH_R_NO_PARAMETERS_SET 107 #define DH_R_NO_PRIVATE_VALUE 100 #define DH_R_PARAMETER_ENCODING_ERROR 105 +#define DH_R_PEER_KEY_ERROR 111 +#define DH_R_SHARED_INFO_ERROR 113 #ifdef __cplusplus }