281 lines
9.9 KiB
D
281 lines
9.9 KiB
D
|
/* crypto/dh/dh.h */
|
||
|
/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
|
||
|
* All rights reserved.
|
||
|
*
|
||
|
* This package is an SSL implementation written
|
||
|
* by Eric Young (eay@cryptsoft.com).
|
||
|
* The implementation was written so as to conform with Netscapes SSL.
|
||
|
*
|
||
|
* This library is free for commercial and non-commercial use as long as
|
||
|
* the following conditions are aheared to. The following conditions
|
||
|
* apply to all code found in this distribution, be it the RC4, RSA,
|
||
|
* lhash, DES, etc., code; not just the SSL code. The SSL documentation
|
||
|
* included with this distribution is covered by the same copyright terms
|
||
|
* except that the holder is Tim Hudson (tjh@cryptsoft.com).
|
||
|
*
|
||
|
* Copyright remains Eric Young's, and as such any Copyright notices in
|
||
|
* the code are not to be removed.
|
||
|
* If this package is used in a product, Eric Young should be given attribution
|
||
|
* as the author of the parts of the library used.
|
||
|
* This can be in the form of a textual message at program startup or
|
||
|
* in documentation (online or textual) provided with the package.
|
||
|
*
|
||
|
* Redistribution and use in source and binary forms, with or without
|
||
|
* modification, are permitted provided that the following conditions
|
||
|
* are met:
|
||
|
* 1. Redistributions of source code must retain the copyright
|
||
|
* notice, this list of conditions and the following disclaimer.
|
||
|
* 2. Redistributions in binary form must reproduce the above copyright
|
||
|
* notice, this list of conditions and the following disclaimer in the
|
||
|
* documentation and/or other materials provided with the distribution.
|
||
|
* 3. All advertising materials mentioning features or use of this software
|
||
|
* must display the following acknowledgement:
|
||
|
* "This product includes cryptographic software written by
|
||
|
* Eric Young (eay@cryptsoft.com)"
|
||
|
* The word 'cryptographic' can be left out if the rouines from the library
|
||
|
* being used are not cryptographic related :-).
|
||
|
* 4. If you include any Windows specific code (or a derivative thereof) from
|
||
|
* the apps directory (application code) you must include an acknowledgement:
|
||
|
* "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
|
||
|
*
|
||
|
* THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
|
||
|
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
|
||
|
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
|
||
|
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
|
||
|
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
|
||
|
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
|
||
|
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
|
||
|
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
|
||
|
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
|
||
|
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
|
||
|
* SUCH DAMAGE.
|
||
|
*
|
||
|
* The licence and distribution terms for any publically available version or
|
||
|
* derivative of this code cannot be changed. i.e. this code cannot simply be
|
||
|
* copied and put under another distribution licence
|
||
|
* [including the GNU Public Licence.]
|
||
|
*/
|
||
|
|
||
|
module deimos.openssl.dh;
|
||
|
|
||
|
import deimos.openssl._d_util;
|
||
|
|
||
|
import deimos.openssl.evp; // Needed for EVP_PKEY_ALG_CTRL.
|
||
|
|
||
|
public import deimos.openssl.e_os2;
|
||
|
|
||
|
version (OPENSSL_NO_DH) {
|
||
|
static assert(false, "DH is disabled.");
|
||
|
}
|
||
|
|
||
|
version(OPENSSL_NO_BIO) {} else {
|
||
|
public import deimos.openssl.bio;
|
||
|
}
|
||
|
public import deimos.openssl.ossl_typ;
|
||
|
version(OPENSSL_NO_DEPRECATED) {} else {
|
||
|
public import deimos.openssl.bn;
|
||
|
}
|
||
|
|
||
|
// #ifndef OPENSSL_DH_MAX_MODULUS_BITS
|
||
|
enum OPENSSL_DH_MAX_MODULUS_BITS = 10000;
|
||
|
// #endif
|
||
|
|
||
|
enum DH_FLAG_CACHE_MONT_P = 0x01;
|
||
|
enum DH_FLAG_NO_EXP_CONSTTIME = 0x02; /* new with 0.9.7h; the built-in DH
|
||
|
* implementation now uses constant time
|
||
|
* modular exponentiation for secret exponents
|
||
|
* by default. This flag causes the
|
||
|
* faster variable sliding window method to
|
||
|
* 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.
|
||
|
*/
|
||
|
|
||
|
enum 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.
|
||
|
*/
|
||
|
|
||
|
enum DH_FLAG_NON_FIPS_ALLOW = 0x0400;
|
||
|
|
||
|
extern (C):
|
||
|
nothrow:
|
||
|
|
||
|
/* Already defined in ossl_typ.h */
|
||
|
/* typedef dh_st DH; */
|
||
|
/* typedef dh_method DH_METHOD; */
|
||
|
|
||
|
struct dh_method
|
||
|
{
|
||
|
const(char)* name;
|
||
|
/* Methods here */
|
||
|
ExternC!(int function(DH* dh)) generate_key;
|
||
|
ExternC!(int function(ubyte* key,const(BIGNUM)* pub_key,DH* dh)) compute_key;
|
||
|
ExternC!(int function(const(DH)* dh, BIGNUM* r, const(BIGNUM)* a,
|
||
|
const(BIGNUM)* p, const(BIGNUM)* m, BN_CTX* ctx,
|
||
|
BN_MONT_CTX* m_ctx)) bn_mod_exp; /* Can be null */
|
||
|
|
||
|
ExternC!(int function(DH* dh)) init_;
|
||
|
ExternC!(int function(DH* dh)) finish;
|
||
|
int flags;
|
||
|
char* app_data;
|
||
|
/* If this is non-NULL, it will be used to generate parameters */
|
||
|
ExternC!(int function(DH* dh, int prime_len, int generator, BN_GENCB* cb)) generate_params;
|
||
|
};
|
||
|
|
||
|
struct dh_st
|
||
|
{
|
||
|
/* This first argument is used to pick up errors when
|
||
|
* a DH is passed instead of a EVP_PKEY */
|
||
|
int pad;
|
||
|
int version_;
|
||
|
BIGNUM* p;
|
||
|
BIGNUM* g;
|
||
|
c_long length; /* optional */
|
||
|
BIGNUM* pub_key; /* g^x */
|
||
|
BIGNUM* priv_key; /* x */
|
||
|
|
||
|
int flags;
|
||
|
BN_MONT_CTX* method_mont_p;
|
||
|
/* Place holders if we want to do X9.42 DH */
|
||
|
BIGNUM* q;
|
||
|
BIGNUM* j;
|
||
|
ubyte* seed;
|
||
|
int seedlen;
|
||
|
BIGNUM* counter;
|
||
|
|
||
|
int references;
|
||
|
CRYPTO_EX_DATA ex_data;
|
||
|
const(DH_METHOD)* meth;
|
||
|
ENGINE* engine;
|
||
|
};
|
||
|
|
||
|
enum DH_GENERATOR_2 = 2;
|
||
|
/* enum DH_GENERATOR_3 = 3; */
|
||
|
enum DH_GENERATOR_5 = 5;
|
||
|
|
||
|
/* DH_check error codes */
|
||
|
enum DH_CHECK_P_NOT_PRIME = 0x01;
|
||
|
enum DH_CHECK_P_NOT_SAFE_PRIME = 0x02;
|
||
|
enum DH_UNABLE_TO_CHECK_GENERATOR = 0x04;
|
||
|
enum DH_NOT_SUITABLE_GENERATOR = 0x08;
|
||
|
|
||
|
/* DH_check_pub_key error codes */
|
||
|
enum DH_CHECK_PUBKEY_TOO_SMALL = 0x01;
|
||
|
enum DH_CHECK_PUBKEY_TOO_LARGE = 0x02;
|
||
|
|
||
|
/* primes p where (p-1)/2 is prime too are called "safe"; we define
|
||
|
this for backward compatibility: */
|
||
|
alias DH_CHECK_P_NOT_SAFE_PRIME DH_CHECK_P_NOT_STRONG_PRIME;
|
||
|
|
||
|
auto d2i_DHparams_fp()(FILE* fp, void** x) {
|
||
|
return cast(DH*)ASN1_d2i_fp(cast(ExternC!(void* function()))&DH_new,
|
||
|
cast(d2i_of_void*)&d2i_DHparams,fp,x);
|
||
|
}
|
||
|
auto i2d_DHparams_fp()(FILE* fp, void* x) { return ASN1_i2d_fp(cast(d2i_of_void*)&i2d_DHparams,fp, x); }
|
||
|
auto d2i_DHparams_bio()(BIO* bp, void** x) { return ASN1_d2i_bio_of!DH(&DH_new,&d2i_DHparams,bp,x); }
|
||
|
auto i2d_DHparams_bio()(BIO* bp, void** x) { return ASN1_i2d_bio_of_const!DH(&i2d_DHparams,bp,x); }
|
||
|
|
||
|
DH* DHparams_dup(DH*);
|
||
|
|
||
|
const(DH_METHOD)* DH_OpenSSL();
|
||
|
|
||
|
void DH_set_default_method(const(DH_METHOD)* meth);
|
||
|
const(DH_METHOD)* DH_get_default_method();
|
||
|
int DH_set_method(DH* dh, const(DH_METHOD)* meth);
|
||
|
DH* DH_new_method(ENGINE* engine);
|
||
|
|
||
|
DH* DH_new();
|
||
|
void DH_free(DH* dh);
|
||
|
int DH_up_ref(DH* dh);
|
||
|
int DH_size(const(DH)* dh);
|
||
|
int DH_get_ex_new_index(c_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 */
|
||
|
version(OPENSSL_NO_DEPRECATED) {} else {
|
||
|
DH* DH_generate_parameters(int prime_len,int generator,
|
||
|
ExternC!(void function(int,int,void*)) callback,void* cb_arg);
|
||
|
} /* !defined(OPENSSL_NO_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(ubyte* key,const(BIGNUM)* pub_key,DH* dh);
|
||
|
DH* d2i_DHparams(DH** a,const(ubyte)** pp, c_long length);
|
||
|
int i2d_DHparams(const(DH)* a,ubyte** pp);
|
||
|
version(OPENSSL_NO_FP_API) {} else {
|
||
|
int DHparams_print_fp(FILE* fp, const(DH)* x);
|
||
|
}
|
||
|
version(OPENSSL_NO_BIO) {
|
||
|
int DHparams_print(char* bp, const(DH)* x);
|
||
|
} else {
|
||
|
int DHparams_print(BIO* bp, const(DH)* x);
|
||
|
}
|
||
|
|
||
|
auto EVP_PKEY_CTX_set_dh_paramgen_prime_len()(EVP_PKEY_CTX* ctx, int len) {
|
||
|
return EVP_PKEY_CTX_ctrl(ctx, EVP_PKEY_DH, EVP_PKEY_OP_PARAMGEN,
|
||
|
EVP_PKEY_CTRL_DH_PARAMGEN_PRIME_LEN, len, null);
|
||
|
}
|
||
|
|
||
|
auto EVP_PKEY_CTX_set_dh_paramgen_generator()(EVP_PKEY_CTX* ctx, int gen) {
|
||
|
return EVP_PKEY_CTX_ctrl(ctx, EVP_PKEY_DH, EVP_PKEY_OP_PARAMGEN,
|
||
|
EVP_PKEY_CTRL_DH_PARAMGEN_GENERATOR, gen, null);
|
||
|
}
|
||
|
|
||
|
enum EVP_PKEY_CTRL_DH_PARAMGEN_PRIME_LEN = (EVP_PKEY_ALG_CTRL + 1);
|
||
|
enum EVP_PKEY_CTRL_DH_PARAMGEN_GENERATOR = (EVP_PKEY_ALG_CTRL + 2);
|
||
|
|
||
|
|
||
|
/* BEGIN ERROR CODES */
|
||
|
/* The following lines are auto generated by the script mkerr.pl. Any changes
|
||
|
* made after this point may be overwritten when the script is next run.
|
||
|
*/
|
||
|
void ERR_load_DH_strings();
|
||
|
|
||
|
/* Error codes for the DH functions. */
|
||
|
|
||
|
/* Function codes. */
|
||
|
enum DH_F_COMPUTE_KEY = 102;
|
||
|
enum DH_F_DHPARAMS_PRINT_FP = 101;
|
||
|
enum DH_F_DH_BUILTIN_GENPARAMS = 106;
|
||
|
enum DH_F_DH_COMPUTE_KEY = 114;
|
||
|
enum DH_F_DH_GENERATE_KEY = 115;
|
||
|
enum DH_F_DH_GENERATE_PARAMETERS_EX = 116;
|
||
|
enum DH_F_DH_NEW_METHOD = 105;
|
||
|
enum DH_F_DH_PARAM_DECODE = 107;
|
||
|
enum DH_F_DH_PRIV_DECODE = 110;
|
||
|
enum DH_F_DH_PRIV_ENCODE = 111;
|
||
|
enum DH_F_DH_PUB_DECODE = 108;
|
||
|
enum DH_F_DH_PUB_ENCODE = 109;
|
||
|
enum DH_F_DO_DH_PRINT = 100;
|
||
|
enum DH_F_GENERATE_KEY = 103;
|
||
|
enum DH_F_GENERATE_PARAMETERS = 104;
|
||
|
enum DH_F_PKEY_DH_DERIVE = 112;
|
||
|
enum DH_F_PKEY_DH_KEYGEN = 113;
|
||
|
|
||
|
/* Reason codes. */
|
||
|
enum DH_R_BAD_GENERATOR = 101;
|
||
|
enum DH_R_BN_DECODE_ERROR = 109;
|
||
|
enum DH_R_BN_ERROR = 106;
|
||
|
enum DH_R_DECODE_ERROR = 104;
|
||
|
enum DH_R_INVALID_PUBKEY = 102;
|
||
|
enum DH_R_KEYS_NOT_SET = 108;
|
||
|
enum DH_R_KEY_SIZE_TOO_SMALL = 110;
|
||
|
enum DH_R_MODULUS_TOO_LARGE = 103;
|
||
|
enum DH_R_NON_FIPS_METHOD = 111;
|
||
|
enum DH_R_NO_PARAMETERS_SET = 107;
|
||
|
enum DH_R_NO_PRIVATE_VALUE = 100;
|
||
|
enum DH_R_PARAMETER_ENCODING_ERROR = 105;
|