1*8fb009dcSAndroid Build Coastguard Worker /* Copyright (c) 2020, Google Inc. 2*8fb009dcSAndroid Build Coastguard Worker * 3*8fb009dcSAndroid Build Coastguard Worker * Permission to use, copy, modify, and/or distribute this software for any 4*8fb009dcSAndroid Build Coastguard Worker * purpose with or without fee is hereby granted, provided that the above 5*8fb009dcSAndroid Build Coastguard Worker * copyright notice and this permission notice appear in all copies. 6*8fb009dcSAndroid Build Coastguard Worker * 7*8fb009dcSAndroid Build Coastguard Worker * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES 8*8fb009dcSAndroid Build Coastguard Worker * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF 9*8fb009dcSAndroid Build Coastguard Worker * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY 10*8fb009dcSAndroid Build Coastguard Worker * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES 11*8fb009dcSAndroid Build Coastguard Worker * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION 12*8fb009dcSAndroid Build Coastguard Worker * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN 13*8fb009dcSAndroid Build Coastguard Worker * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. */ 14*8fb009dcSAndroid Build Coastguard Worker 15*8fb009dcSAndroid Build Coastguard Worker #ifndef OPENSSL_HEADER_DSA_INTERNAL_H 16*8fb009dcSAndroid Build Coastguard Worker #define OPENSSL_HEADER_DSA_INTERNAL_H 17*8fb009dcSAndroid Build Coastguard Worker 18*8fb009dcSAndroid Build Coastguard Worker #include <openssl/dsa.h> 19*8fb009dcSAndroid Build Coastguard Worker 20*8fb009dcSAndroid Build Coastguard Worker #include <openssl/thread.h> 21*8fb009dcSAndroid Build Coastguard Worker 22*8fb009dcSAndroid Build Coastguard Worker #include "../internal.h" 23*8fb009dcSAndroid Build Coastguard Worker 24*8fb009dcSAndroid Build Coastguard Worker #if defined(__cplusplus) 25*8fb009dcSAndroid Build Coastguard Worker extern "C" { 26*8fb009dcSAndroid Build Coastguard Worker #endif 27*8fb009dcSAndroid Build Coastguard Worker 28*8fb009dcSAndroid Build Coastguard Worker 29*8fb009dcSAndroid Build Coastguard Worker struct dsa_st { 30*8fb009dcSAndroid Build Coastguard Worker BIGNUM *p; 31*8fb009dcSAndroid Build Coastguard Worker BIGNUM *q; 32*8fb009dcSAndroid Build Coastguard Worker BIGNUM *g; 33*8fb009dcSAndroid Build Coastguard Worker 34*8fb009dcSAndroid Build Coastguard Worker BIGNUM *pub_key; 35*8fb009dcSAndroid Build Coastguard Worker BIGNUM *priv_key; 36*8fb009dcSAndroid Build Coastguard Worker 37*8fb009dcSAndroid Build Coastguard Worker // Normally used to cache montgomery values 38*8fb009dcSAndroid Build Coastguard Worker CRYPTO_MUTEX method_mont_lock; 39*8fb009dcSAndroid Build Coastguard Worker BN_MONT_CTX *method_mont_p; 40*8fb009dcSAndroid Build Coastguard Worker BN_MONT_CTX *method_mont_q; 41*8fb009dcSAndroid Build Coastguard Worker CRYPTO_refcount_t references; 42*8fb009dcSAndroid Build Coastguard Worker CRYPTO_EX_DATA ex_data; 43*8fb009dcSAndroid Build Coastguard Worker }; 44*8fb009dcSAndroid Build Coastguard Worker 45*8fb009dcSAndroid Build Coastguard Worker #define OPENSSL_DSA_MAX_MODULUS_BITS 10000 46*8fb009dcSAndroid Build Coastguard Worker 47*8fb009dcSAndroid Build Coastguard Worker // dsa_check_key performs cheap self-checks on |dsa|, and ensures it is within 48*8fb009dcSAndroid Build Coastguard Worker // DoS bounds. It returns one on success and zero on error. 49*8fb009dcSAndroid Build Coastguard Worker int dsa_check_key(const DSA *dsa); 50*8fb009dcSAndroid Build Coastguard Worker 51*8fb009dcSAndroid Build Coastguard Worker 52*8fb009dcSAndroid Build Coastguard Worker #if defined(__cplusplus) 53*8fb009dcSAndroid Build Coastguard Worker } // extern C 54*8fb009dcSAndroid Build Coastguard Worker #endif 55*8fb009dcSAndroid Build Coastguard Worker 56*8fb009dcSAndroid Build Coastguard Worker #endif // OPENSSL_HEADER_DSA_INTERNAL_H 57