From 98057eba7794790f6de51da83f3c9ed8faf3279b Mon Sep 17 00:00:00 2001 From: "Dr. Stephen Henson" Date: Wed, 21 Nov 2007 12:39:12 +0000 Subject: [PATCH] Submitted by: "Victor B. Wagner" Update gost algorithm print routines. --- engines/ccgost/e_gost_err.c | 1 + engines/ccgost/e_gost_err.h | 1 + engines/ccgost/gost_ameth.c | 150 ++++++++++++++++++++++++++++++------ 3 files changed, 127 insertions(+), 25 deletions(-) diff --git a/engines/ccgost/e_gost_err.c b/engines/ccgost/e_gost_err.c index d483411fc2..e7a4dab111 100644 --- a/engines/ccgost/e_gost_err.c +++ b/engines/ccgost/e_gost_err.c @@ -109,6 +109,7 @@ static ERR_STRING_DATA GOST_str_functs[]= {ERR_FUNC(GOST_F_PKEY_GOST_MAC_CTRL), "PKEY_GOST_MAC_CTRL"}, {ERR_FUNC(GOST_F_PKEY_GOST_MAC_CTRL_STR), "PKEY_GOST_MAC_CTRL_STR"}, {ERR_FUNC(GOST_F_PKEY_GOST_MAC_KEYGEN), "PKEY_GOST_MAC_KEYGEN"}, +{ERR_FUNC(GOST_F_PRINT_GOST_01), "PRINT_GOST_01"}, {ERR_FUNC(GOST_F_PRIV_DECODE_GOST_94), "PRIV_DECODE_GOST_94"}, {ERR_FUNC(GOST_F_PRIV_DECODE_MAC), "PRIV_DECODE_MAC"}, {ERR_FUNC(GOST_F_PUB_DECODE_GOST01), "PUB_DECODE_GOST01"}, diff --git a/engines/ccgost/e_gost_err.h b/engines/ccgost/e_gost_err.h index a672ed9d8d..2679ddace2 100644 --- a/engines/ccgost/e_gost_err.h +++ b/engines/ccgost/e_gost_err.h @@ -106,6 +106,7 @@ void ERR_GOST_error(int function, int reason, char *file, int line); #define GOST_F_PKEY_GOST_MAC_CTRL 140 #define GOST_F_PKEY_GOST_MAC_CTRL_STR 141 #define GOST_F_PKEY_GOST_MAC_KEYGEN 142 +#define GOST_F_PRINT_GOST_01 146 #define GOST_F_PRIV_DECODE_GOST_94 117 #define GOST_F_PRIV_DECODE_MAC 143 #define GOST_F_PUB_DECODE_GOST01 136 diff --git a/engines/ccgost/gost_ameth.c b/engines/ccgost/gost_ameth.c index 617b03e70a..cfc6b4ca60 100644 --- a/engines/ccgost/gost_ameth.c +++ b/engines/ccgost/gost_ameth.c @@ -343,18 +343,132 @@ static int priv_encode_gost(PKCS8_PRIV_KEY_INFO *p8, const EVP_PKEY *pk) return PKCS8_pkey_set0(p8,algobj,0,V_ASN1_SEQUENCE,params, priv_buf,priv_len); } +/* --------- printing keys --------------------------------*/ +static int print_gost_94(BIO *out, const EVP_PKEY *pkey, int indent, + ASN1_PCTX *pctx, int type) + { + int param_nid = NID_undef; + + if (type == 2) + { + BIGNUM *key; + + if (!BIO_indent(out,indent,128)) return 0; + BIO_printf(out,"Private key: "); + key = gost_get0_priv_key(pkey); + if (!key) + BIO_printf(out,""); + else + BN_print(out,key); + BIO_printf(out,"\n"); + } + if (type >= 1) + { + BIGNUM *pubkey; + + pubkey = ((DSA *)EVP_PKEY_get0((EVP_PKEY *)pkey))->pub_key; + BIO_indent(out,indent,128); + BIO_printf(out,"Public key: "); + BN_print(out,pubkey); + BIO_printf(out,"\n"); + } + + param_nid = gost94_nid_by_params(EVP_PKEY_get0((EVP_PKEY *)pkey)); + BIO_indent(out,indent,128); + BIO_printf(out, "Parameter set: %s\n",OBJ_nid2ln(param_nid)); + return 1; +} + +static int param_print_gost94(BIO *out, const EVP_PKEY *pkey, int indent, + ASN1_PCTX *pctx) + { + return print_gost_94(out, pkey, indent, pctx,0); + } -static int priv_print_gost (BIO *out,const EVP_PKEY *pkey, int indent, +static int pub_print_gost94(BIO *out, const EVP_PKEY *pkey, int indent, + ASN1_PCTX *pctx) + { + return print_gost_94(out,pkey, indent, pctx,1); + } +static int priv_print_gost94(BIO *out,const EVP_PKEY *pkey, int indent, ASN1_PCTX *pctx) { - BIGNUM *key; + return print_gost_94(out,pkey,indent,pctx,2); + } + +static int print_gost_01(BIO *out, const EVP_PKEY *pkey, int indent, + ASN1_PCTX *pctx, int type) + { + int param_nid = NID_undef; + if (type == 2) + { + BIGNUM *key; + + if (!BIO_indent(out,indent,128)) return 0; + BIO_printf(out,"Private key: "); + key = gost_get0_priv_key(pkey); + if (!key) + BIO_printf(out,"=1) + { + BN_CTX *ctx = BN_CTX_new(); + BIGNUM *X,*Y; + const EC_POINT *pubkey; + const EC_GROUP *group; + BN_CTX_start(ctx); + X= BN_CTX_get(ctx); + Y=BN_CTX_get(ctx); + if (!ctx) + { + GOSTerr(GOST_F_PRINT_GOST_01,ERR_R_MALLOC_FAILURE); + return 0; + } + pubkey = EC_KEY_get0_public_key((EC_KEY *)EVP_PKEY_get0((EVP_PKEY *)pkey)); + group = EC_KEY_get0_group((EC_KEY *)EVP_PKEY_get0((EVP_PKEY *)pkey)); + if (!EC_POINT_get_affine_coordinates_GFp(group,pubkey,X,Y,ctx)) + { + GOSTerr(GOST_F_PRINT_GOST_01,ERR_R_EC_LIB); + BN_CTX_free(ctx); + return 0; + } + if (!BIO_indent(out,indent,128)) return 0; + BIO_printf(out,"Public key:\n"); + if (!BIO_indent(out,indent+3,128)) return 0; + BIO_printf(out,"X:"); + BN_print(out,X); + BIO_printf(out,"\n"); + BIO_indent(out,indent+3,128); + BIO_printf(out,"Y:"); + BN_print(out,Y); + BIO_printf(out,"\n"); + BN_CTX_end(ctx); + BN_CTX_free(ctx); + } + + param_nid = EC_GROUP_get_curve_name(EC_KEY_get0_group(EVP_PKEY_get0((EVP_PKEY *)pkey))); if (!BIO_indent(out,indent,128)) return 0; - key = gost_get0_priv_key(pkey); - if (!key) return 0; - BN_print(out,key); + BIO_printf(out,"Parameter set: %s\n",OBJ_nid2ln(param_nid)); return 1; +} +static int param_print_gost01(BIO *out, const EVP_PKEY *pkey, int indent, + ASN1_PCTX *pctx) + { + return print_gost_01(out,pkey,indent,pctx,0); + } +static int pub_print_gost01(BIO *out, const EVP_PKEY *pkey, int indent, + ASN1_PCTX *pctx) + { + return print_gost_01(out,pkey, indent, pctx,1); + } +static int priv_print_gost01(BIO *out,const EVP_PKEY *pkey, int indent, + ASN1_PCTX *pctx) + { + return print_gost_01(out,pkey,indent,pctx,2); } - /* ---------------------------------------------------------------------*/ static int param_missing_gost94(const EVP_PKEY *pk) { @@ -660,22 +774,8 @@ static int pub_cmp_gost01(const EVP_PKEY *a,const EVP_PKEY *b) return ret; } -static int pub_print_gost94(BIO *out, const EVP_PKEY *pkey, int indent, - ASN1_PCTX *pctx) - { - const BIGNUM *key; - if (!BIO_indent(out,indent,128)) return 0; - key = ((DSA *)EVP_PKEY_get0((EVP_PKEY *)pkey))->pub_key; - if (!key) return 0; - BN_print(out,key); - return 1; - } -static int pub_print_gost01(BIO *out, const EVP_PKEY *pkey, int indent, - ASN1_PCTX *pctx) - { - return 0; - } + static int pkey_size_gost(const EVP_PKEY *pk) { @@ -715,11 +815,11 @@ int register_ameth_gost (int nid, EVP_PKEY_ASN1_METHOD **ameth, const char* pems EVP_PKEY_asn1_set_free (*ameth, pkey_free_gost94); EVP_PKEY_asn1_set_private (*ameth, priv_decode_gost, priv_encode_gost, - priv_print_gost); + priv_print_gost94); EVP_PKEY_asn1_set_param (*ameth, 0, 0, param_missing_gost94, param_copy_gost94, - param_cmp_gost94,0 ); + param_cmp_gost94,param_print_gost94 ); EVP_PKEY_asn1_set_public (*ameth, pub_decode_gost94, pub_encode_gost94, pub_cmp_gost94, pub_print_gost94, @@ -731,11 +831,11 @@ int register_ameth_gost (int nid, EVP_PKEY_ASN1_METHOD **ameth, const char* pems EVP_PKEY_asn1_set_free (*ameth, pkey_free_gost01); EVP_PKEY_asn1_set_private (*ameth, priv_decode_gost, priv_encode_gost, - priv_print_gost); + priv_print_gost01); EVP_PKEY_asn1_set_param (*ameth, 0, 0, param_missing_gost01, param_copy_gost01, - param_cmp_gost01, 0); + param_cmp_gost01, param_print_gost01); EVP_PKEY_asn1_set_public (*ameth, pub_decode_gost01, pub_encode_gost01, pub_cmp_gost01, pub_print_gost01, -- 2.25.1