X-Git-Url: https://code.wpia.club/?a=blobdiff_plain;f=lib%2Fopenssl%2Fengines%2Fccgost%2Fgost_pmeth.c;fp=lib%2Fopenssl%2Fengines%2Fccgost%2Fgost_pmeth.c;h=0000000000000000000000000000000000000000;hb=02ed66432c92de70694700164f986190aad3cbc5;hp=f91c9b193908e2aee93af6ffec319195d93a3f5b;hpb=89016837dcbf2775cd15dc8cbaba00dc6379f86e;p=cassiopeia.git diff --git a/lib/openssl/engines/ccgost/gost_pmeth.c b/lib/openssl/engines/ccgost/gost_pmeth.c deleted file mode 100644 index f91c9b1..0000000 --- a/lib/openssl/engines/ccgost/gost_pmeth.c +++ /dev/null @@ -1,628 +0,0 @@ -/********************************************************************** - * gost_pmeth.c * - * Copyright (c) 2005-2006 Cryptocom LTD * - * This file is distributed under the same license as OpenSSL * - * * - * Implementation of RFC 4357 (GOST R 34.10) Publick key method * - * for OpenSSL * - * Requires OpenSSL 0.9.9 for compilation * - **********************************************************************/ -#include -#include -#include -#include /*For string_to_hex */ -#include -#include -#include -#include "gost_params.h" -#include "gost_lcl.h" -#include "e_gost_err.h" -/*-------init, cleanup, copy - uniform for all algs ---------------*/ -/* Allocates new gost_pmeth_data structure and assigns it as data */ -static int pkey_gost_init(EVP_PKEY_CTX *ctx) - { - struct gost_pmeth_data *data; - EVP_PKEY *pkey = EVP_PKEY_CTX_get0_pkey(ctx); - data = OPENSSL_malloc(sizeof(struct gost_pmeth_data)); - if (!data) return 0; - memset(data,0,sizeof(struct gost_pmeth_data)); - if (pkey && EVP_PKEY_get0(pkey)) - { - switch (EVP_PKEY_base_id(pkey)) { - case NID_id_GostR3410_94: - data->sign_param_nid = gost94_nid_by_params(EVP_PKEY_get0(pkey)); - break; - case NID_id_GostR3410_2001: - data->sign_param_nid = EC_GROUP_get_curve_name(EC_KEY_get0_group(EVP_PKEY_get0((EVP_PKEY *)pkey))); - break; - default: - return 0; - } - } - EVP_PKEY_CTX_set_data(ctx,data); - return 1; - } - -/* Copies contents of gost_pmeth_data structure */ -static int pkey_gost_copy(EVP_PKEY_CTX *dst, EVP_PKEY_CTX *src) - { - struct gost_pmeth_data *dst_data,*src_data; - if (!pkey_gost_init(dst)) - { - return 0; - } - src_data = EVP_PKEY_CTX_get_data(src); - dst_data = EVP_PKEY_CTX_get_data(dst); - *dst_data = *src_data; - if (src_data -> shared_ukm) { - dst_data->shared_ukm=NULL; - } - return 1; - } - -/* Frees up gost_pmeth_data structure */ -static void pkey_gost_cleanup (EVP_PKEY_CTX *ctx) - { - struct gost_pmeth_data *data = EVP_PKEY_CTX_get_data(ctx); - if (data->shared_ukm) OPENSSL_free(data->shared_ukm); - OPENSSL_free(data); - } - -/* --------------------- control functions ------------------------------*/ -static int pkey_gost_ctrl(EVP_PKEY_CTX *ctx, int type, int p1, void *p2) - { - struct gost_pmeth_data *pctx = (struct gost_pmeth_data*)EVP_PKEY_CTX_get_data(ctx); - switch (type) - { - case EVP_PKEY_CTRL_MD: - { - if (EVP_MD_type((const EVP_MD *)p2) != NID_id_GostR3411_94) - { - GOSTerr(GOST_F_PKEY_GOST_CTRL, GOST_R_INVALID_DIGEST_TYPE); - return 0; - } - pctx->md = (EVP_MD *)p2; - return 1; - } - break; - - case EVP_PKEY_CTRL_PKCS7_ENCRYPT: - case EVP_PKEY_CTRL_PKCS7_DECRYPT: - case EVP_PKEY_CTRL_PKCS7_SIGN: - case EVP_PKEY_CTRL_DIGESTINIT: -#ifndef OPENSSL_NO_CMS - case EVP_PKEY_CTRL_CMS_ENCRYPT: - case EVP_PKEY_CTRL_CMS_DECRYPT: - case EVP_PKEY_CTRL_CMS_SIGN: -#endif - return 1; - - case EVP_PKEY_CTRL_GOST_PARAMSET: - pctx->sign_param_nid = (int)p1; - return 1; - case EVP_PKEY_CTRL_SET_IV: - pctx->shared_ukm=OPENSSL_malloc((int)p1); - memcpy(pctx->shared_ukm,p2,(int) p1); - return 1; - case EVP_PKEY_CTRL_PEER_KEY: - if (p1 == 0 || p1 == 1) /* call from EVP_PKEY_derive_set_peer */ - return 1; - if (p1 == 2) /* TLS: peer key used? */ - return pctx->peer_key_used; - if (p1 == 3) /* TLS: peer key used! */ - return (pctx->peer_key_used = 1); - return -2; - } - return -2; - } - - -static int pkey_gost_ctrl94_str(EVP_PKEY_CTX *ctx, - const char *type, const char *value) - { - int param_nid=0; - if(!strcmp(type, param_ctrl_string)) - { - if (!value) - { - return 0; - } - if (strlen(value) == 1) - { - switch(toupper((unsigned char)value[0])) - { - case 'A': - param_nid = NID_id_GostR3410_94_CryptoPro_A_ParamSet; - break; - case 'B': - param_nid = NID_id_GostR3410_94_CryptoPro_B_ParamSet; - break; - case 'C': - param_nid = NID_id_GostR3410_94_CryptoPro_C_ParamSet; - break; - case 'D': - param_nid = NID_id_GostR3410_94_CryptoPro_D_ParamSet; - break; - default: - return 0; - break; - } - } - else if ((strlen(value) == 2) && (toupper((unsigned char)value[0]) == 'X')) - { - switch (toupper((unsigned char)value[1])) - { - case 'A': - param_nid = NID_id_GostR3410_94_CryptoPro_XchA_ParamSet; - break; - case 'B': - param_nid = NID_id_GostR3410_94_CryptoPro_XchB_ParamSet; - break; - case 'C': - param_nid = NID_id_GostR3410_94_CryptoPro_XchC_ParamSet; - break; - default: - return 0; - break; - } - } - else - { - R3410_params *p = R3410_paramset; - param_nid = OBJ_txt2nid(value); - if (param_nid == NID_undef) - { - return 0; - } - for (;p->nid != NID_undef;p++) - { - if (p->nid == param_nid) break; - } - if (p->nid == NID_undef) - { - GOSTerr(GOST_F_PKEY_GOST_CTRL94_STR, - GOST_R_INVALID_PARAMSET); - return 0; - } - } - - return pkey_gost_ctrl(ctx, EVP_PKEY_CTRL_GOST_PARAMSET, - param_nid, NULL); - } - return -2; - } - -static int pkey_gost_ctrl01_str(EVP_PKEY_CTX *ctx, - const char *type, const char *value) - { - int param_nid=0; - if(!strcmp(type, param_ctrl_string)) - { - if (!value) - { - return 0; - } - if (strlen(value) == 1) - { - switch(toupper((unsigned char)value[0])) - { - case 'A': - param_nid = NID_id_GostR3410_2001_CryptoPro_A_ParamSet; - break; - case 'B': - param_nid = NID_id_GostR3410_2001_CryptoPro_B_ParamSet; - break; - case 'C': - param_nid = NID_id_GostR3410_2001_CryptoPro_C_ParamSet; - break; - case '0': - param_nid = NID_id_GostR3410_2001_TestParamSet; - break; - default: - return 0; - break; - } - } - else if ((strlen(value) == 2) && (toupper((unsigned char)value[0]) == 'X')) - { - switch (toupper((unsigned char)value[1])) - { - case 'A': - param_nid = NID_id_GostR3410_2001_CryptoPro_XchA_ParamSet; - break; - case 'B': - param_nid = NID_id_GostR3410_2001_CryptoPro_XchB_ParamSet; - break; - default: - return 0; - break; - } - } - else - { - R3410_2001_params *p = R3410_2001_paramset; - param_nid = OBJ_txt2nid(value); - if (param_nid == NID_undef) - { - return 0; - } - for (;p->nid != NID_undef;p++) - { - if (p->nid == param_nid) break; - } - if (p->nid == NID_undef) - { - GOSTerr(GOST_F_PKEY_GOST_CTRL01_STR, - GOST_R_INVALID_PARAMSET); - return 0; - } - } - - return pkey_gost_ctrl(ctx, EVP_PKEY_CTRL_GOST_PARAMSET, - param_nid, NULL); - } - return -2; - } - -/* --------------------- key generation --------------------------------*/ - -static int pkey_gost_paramgen_init(EVP_PKEY_CTX *ctx) { - return 1; -} -static int pkey_gost94_paramgen(EVP_PKEY_CTX *ctx, EVP_PKEY *pkey) - { - struct gost_pmeth_data *data = EVP_PKEY_CTX_get_data(ctx); - DSA *dsa=NULL; - if (data->sign_param_nid == NID_undef) - { - GOSTerr(GOST_F_PKEY_GOST94_PARAMGEN, - GOST_R_NO_PARAMETERS_SET); - return 0; - } - dsa = DSA_new(); - if (!fill_GOST94_params(dsa,data->sign_param_nid)) - { - DSA_free(dsa); - return 0; - } - EVP_PKEY_assign(pkey,NID_id_GostR3410_94,dsa); - return 1; - } -static int pkey_gost01_paramgen(EVP_PKEY_CTX *ctx, EVP_PKEY *pkey) - { - struct gost_pmeth_data *data = EVP_PKEY_CTX_get_data(ctx); - EC_KEY *ec=NULL; - - if (data->sign_param_nid == NID_undef) - { - GOSTerr(GOST_F_PKEY_GOST01_PARAMGEN, - GOST_R_NO_PARAMETERS_SET); - return 0; - } - if (!ec) - ec = EC_KEY_new(); - if (!fill_GOST2001_params(ec,data->sign_param_nid)) - { - EC_KEY_free(ec); - return 0; - } - EVP_PKEY_assign(pkey,NID_id_GostR3410_2001,ec); - return 1; - } - -/* Generates Gost_R3410_94_cp key */ -static int pkey_gost94cp_keygen(EVP_PKEY_CTX *ctx, EVP_PKEY *pkey) - { - DSA *dsa; - if (!pkey_gost94_paramgen(ctx,pkey)) return 0; - dsa = EVP_PKEY_get0(pkey); - gost_sign_keygen(dsa); - return 1; - } - -/* Generates GOST_R3410 2001 key and assigns it using specified type */ -static int pkey_gost01cp_keygen(EVP_PKEY_CTX *ctx, EVP_PKEY *pkey) - { - EC_KEY *ec; - if (!pkey_gost01_paramgen(ctx,pkey)) return 0; - ec = EVP_PKEY_get0(pkey); - gost2001_keygen(ec); - return 1; - } - - - -/* ----------- sign callbacks --------------------------------------*/ - -static int pkey_gost94_cp_sign(EVP_PKEY_CTX *ctx, unsigned char *sig, size_t *siglen, - const unsigned char *tbs, size_t tbs_len) - { - DSA_SIG *unpacked_sig=NULL; - EVP_PKEY *pkey = EVP_PKEY_CTX_get0_pkey(ctx); - if (!siglen) return 0; - if (!sig) - { - *siglen= 64; /* better to check size of pkey->pkey.dsa-q */ - return 1; - } - unpacked_sig = gost_do_sign(tbs,tbs_len,EVP_PKEY_get0(pkey)); - if (!unpacked_sig) - { - return 0; - } - return pack_sign_cp(unpacked_sig,32,sig,siglen); - } - -static int pkey_gost01_cp_sign(EVP_PKEY_CTX *ctx, unsigned char *sig, size_t *siglen, - const unsigned char *tbs, size_t tbs_len) - { - DSA_SIG *unpacked_sig=NULL; - EVP_PKEY *pkey = EVP_PKEY_CTX_get0_pkey(ctx); - if (!siglen) return 0; - if (!sig) - { - *siglen= 64; /* better to check size of curve order*/ - return 1; - } - unpacked_sig = gost2001_do_sign(tbs,tbs_len,EVP_PKEY_get0(pkey)); - if (!unpacked_sig) - { - return 0; - } - return pack_sign_cp(unpacked_sig,32,sig,siglen); - } - -/* ------------------- verify callbacks ---------------------------*/ - -static int pkey_gost94_cp_verify(EVP_PKEY_CTX *ctx, const unsigned char *sig, - size_t siglen, const unsigned char *tbs, size_t tbs_len) - { - int ok = 0; - EVP_PKEY* pub_key = EVP_PKEY_CTX_get0_pkey(ctx); - DSA_SIG *s=unpack_cp_signature(sig,siglen); - if (!s) return 0; - if (pub_key) ok = gost_do_verify(tbs,tbs_len,s,EVP_PKEY_get0(pub_key)); - DSA_SIG_free(s); - return ok; - } - - -static int pkey_gost01_cp_verify(EVP_PKEY_CTX *ctx, const unsigned char *sig, - size_t siglen, const unsigned char *tbs, size_t tbs_len) - { - int ok = 0; - EVP_PKEY* pub_key = EVP_PKEY_CTX_get0_pkey(ctx); - DSA_SIG *s=unpack_cp_signature(sig,siglen); - if (!s) return 0; -#ifdef DEBUG_SIGN - fprintf(stderr,"R="); - BN_print_fp(stderr,s->r); - fprintf(stderr,"\nS="); - BN_print_fp(stderr,s->s); - fprintf(stderr,"\n"); -#endif - if (pub_key) ok = gost2001_do_verify(tbs,tbs_len,s,EVP_PKEY_get0(pub_key)); - DSA_SIG_free(s); - return ok; - } - -/* ------------- encrypt init -------------------------------------*/ -/* Generates ephermeral key */ -static int pkey_gost_encrypt_init(EVP_PKEY_CTX *ctx) - { - return 1; - } -/* --------------- Derive init ------------------------------------*/ -static int pkey_gost_derive_init(EVP_PKEY_CTX *ctx) -{ - return 1; -} -/* -------- PKEY_METHOD for GOST MAC algorithm --------------------*/ -static int pkey_gost_mac_init(EVP_PKEY_CTX *ctx) - { - struct gost_mac_pmeth_data *data; - data = OPENSSL_malloc(sizeof(struct gost_mac_pmeth_data)); - if (!data) return 0; - memset(data,0,sizeof(struct gost_mac_pmeth_data)); - EVP_PKEY_CTX_set_data(ctx,data); - return 1; - } -static void pkey_gost_mac_cleanup (EVP_PKEY_CTX *ctx) - { - struct gost_mac_pmeth_data *data = EVP_PKEY_CTX_get_data(ctx); - OPENSSL_free(data); - } -static int pkey_gost_mac_copy(EVP_PKEY_CTX *dst, EVP_PKEY_CTX *src) - { - struct gost_mac_pmeth_data *dst_data,*src_data; - if (!pkey_gost_mac_init(dst)) - { - return 0; - } - src_data = EVP_PKEY_CTX_get_data(src); - dst_data = EVP_PKEY_CTX_get_data(dst); - *dst_data = *src_data; - return 1; - } - -static int pkey_gost_mac_ctrl(EVP_PKEY_CTX *ctx, int type, int p1, void *p2) - { - struct gost_mac_pmeth_data *data = -(struct gost_mac_pmeth_data*)EVP_PKEY_CTX_get_data(ctx); - - switch (type) - { - case EVP_PKEY_CTRL_MD: - { - if (EVP_MD_type((const EVP_MD *)p2) != NID_id_Gost28147_89_MAC) - { - GOSTerr(GOST_F_PKEY_GOST_MAC_CTRL, GOST_R_INVALID_DIGEST_TYPE); - return 0; - } - data->md = (EVP_MD *)p2; - return 1; - } - break; - - case EVP_PKEY_CTRL_PKCS7_ENCRYPT: - case EVP_PKEY_CTRL_PKCS7_DECRYPT: - case EVP_PKEY_CTRL_PKCS7_SIGN: - return 1; - case EVP_PKEY_CTRL_SET_MAC_KEY: - if (p1 != 32) - { - GOSTerr(GOST_F_PKEY_GOST_MAC_CTRL, - GOST_R_INVALID_MAC_KEY_LENGTH); - return 0; - } - - memcpy(data->key,p2,32); - data->key_set = 1; - return 1; - case EVP_PKEY_CTRL_DIGESTINIT: - { - EVP_MD_CTX *mctx = p2; - void *key; - if (!data->key_set) - { - EVP_PKEY *pkey = EVP_PKEY_CTX_get0_pkey(ctx); - if (!pkey) - { - GOSTerr(GOST_F_PKEY_GOST_MAC_CTRL,GOST_R_MAC_KEY_NOT_SET); - return 0; - } - key = EVP_PKEY_get0(pkey); - if (!key) - { - GOSTerr(GOST_F_PKEY_GOST_MAC_CTRL,GOST_R_MAC_KEY_NOT_SET); - return 0; - } - } else { - key = &(data->key); - } - return mctx->digest->md_ctrl(mctx,EVP_MD_CTRL_SET_KEY,32,key); - } - } - return -2; - } -static int pkey_gost_mac_ctrl_str(EVP_PKEY_CTX *ctx, - const char *type, const char *value) - { - if (!strcmp(type, key_ctrl_string)) - { - if (strlen(value)!=32) - { - GOSTerr(GOST_F_PKEY_GOST_MAC_CTRL_STR, - GOST_R_INVALID_MAC_KEY_LENGTH); - return 0; - } - return pkey_gost_mac_ctrl(ctx, EVP_PKEY_CTRL_SET_MAC_KEY, - 32,(char *)value); - } - if (!strcmp(type, hexkey_ctrl_string)) - { - long keylen; int ret; - unsigned char *keybuf=string_to_hex(value,&keylen); - if (keylen != 32) - { - GOSTerr(GOST_F_PKEY_GOST_MAC_CTRL_STR, - GOST_R_INVALID_MAC_KEY_LENGTH); - OPENSSL_free(keybuf); - return 0; - } - ret= pkey_gost_mac_ctrl(ctx, EVP_PKEY_CTRL_SET_MAC_KEY, - 32,keybuf); - OPENSSL_free(keybuf); - return ret; - - } - return -2; - } - -static int pkey_gost_mac_keygen(EVP_PKEY_CTX *ctx, EVP_PKEY *pkey) - { - struct gost_mac_pmeth_data *data = EVP_PKEY_CTX_get_data(ctx); - unsigned char *keydata; - if (!data->key_set) - { - GOSTerr(GOST_F_PKEY_GOST_MAC_KEYGEN,GOST_R_MAC_KEY_NOT_SET); - return 0; - } - keydata = OPENSSL_malloc(32); - memcpy(keydata,data->key,32); - EVP_PKEY_assign(pkey, NID_id_Gost28147_89_MAC, keydata); - return 1; - } - -static int pkey_gost_mac_signctx_init(EVP_PKEY_CTX *ctx, EVP_MD_CTX *mctx) - { - return 1; -} - -static int pkey_gost_mac_signctx(EVP_PKEY_CTX *ctx, unsigned char *sig, size_t *siglen, EVP_MD_CTX *mctx) - { - unsigned int tmpsiglen=*siglen; /* for platforms where sizeof(int)!=sizeof(size_t)*/ - int ret; - if (!sig) - { - *siglen = 4; - return 1; - } - ret=EVP_DigestFinal_ex(mctx,sig,&tmpsiglen); - *siglen = tmpsiglen; - return ret; - } -/* ----------------------------------------------------------------*/ -int register_pmeth_gost(int id, EVP_PKEY_METHOD **pmeth,int flags) - { - *pmeth = EVP_PKEY_meth_new(id, flags); - if (!*pmeth) return 0; - - switch (id) - { - case NID_id_GostR3410_94: - EVP_PKEY_meth_set_ctrl(*pmeth,pkey_gost_ctrl, pkey_gost_ctrl94_str); - EVP_PKEY_meth_set_keygen(*pmeth,NULL,pkey_gost94cp_keygen); - EVP_PKEY_meth_set_sign(*pmeth, NULL, pkey_gost94_cp_sign); - EVP_PKEY_meth_set_verify(*pmeth, NULL, pkey_gost94_cp_verify); - EVP_PKEY_meth_set_encrypt(*pmeth, - pkey_gost_encrypt_init, pkey_GOST94cp_encrypt); - EVP_PKEY_meth_set_decrypt(*pmeth, NULL, pkey_GOST94cp_decrypt); - EVP_PKEY_meth_set_derive(*pmeth, - pkey_gost_derive_init, pkey_gost94_derive); - EVP_PKEY_meth_set_paramgen(*pmeth, pkey_gost_paramgen_init,pkey_gost94_paramgen); - break; - case NID_id_GostR3410_2001: - EVP_PKEY_meth_set_ctrl(*pmeth,pkey_gost_ctrl, pkey_gost_ctrl01_str); - EVP_PKEY_meth_set_sign(*pmeth, NULL, pkey_gost01_cp_sign); - EVP_PKEY_meth_set_verify(*pmeth, NULL, pkey_gost01_cp_verify); - - EVP_PKEY_meth_set_keygen(*pmeth, NULL, pkey_gost01cp_keygen); - - EVP_PKEY_meth_set_encrypt(*pmeth, - pkey_gost_encrypt_init, pkey_GOST01cp_encrypt); - EVP_PKEY_meth_set_decrypt(*pmeth, NULL, pkey_GOST01cp_decrypt); - EVP_PKEY_meth_set_derive(*pmeth, - pkey_gost_derive_init, pkey_gost2001_derive); - EVP_PKEY_meth_set_paramgen(*pmeth, pkey_gost_paramgen_init,pkey_gost01_paramgen); - break; - case NID_id_Gost28147_89_MAC: - EVP_PKEY_meth_set_ctrl(*pmeth,pkey_gost_mac_ctrl, pkey_gost_mac_ctrl_str); - EVP_PKEY_meth_set_signctx(*pmeth,pkey_gost_mac_signctx_init, pkey_gost_mac_signctx); - EVP_PKEY_meth_set_keygen(*pmeth,NULL, pkey_gost_mac_keygen); - EVP_PKEY_meth_set_init(*pmeth,pkey_gost_mac_init); - EVP_PKEY_meth_set_cleanup(*pmeth,pkey_gost_mac_cleanup); - EVP_PKEY_meth_set_copy(*pmeth,pkey_gost_mac_copy); - return 1; - default: /*Unsupported method*/ - return 0; - } - EVP_PKEY_meth_set_init(*pmeth, pkey_gost_init); - EVP_PKEY_meth_set_cleanup(*pmeth, pkey_gost_cleanup); - - EVP_PKEY_meth_set_copy(*pmeth, pkey_gost_copy); - /*FIXME derive etc...*/ - - return 1; - } -