X-Git-Url: https://git.librecmc.org/?a=blobdiff_plain;f=crypto%2Fec%2Feck_prn.c;h=b9653ac9f9c2ed8880cd228f260b770cea1dc498;hb=a0ffedaf7bb7b457b42108b8819d00e64003b3a9;hp=3a523c0451f28a69988cadf848a285638ac927b7;hpb=a4e75b3dfd01601b400f1eb46c6bf06c5d3127e5;p=oweals%2Fopenssl.git diff --git a/crypto/ec/eck_prn.c b/crypto/ec/eck_prn.c index 3a523c0451..b9653ac9f9 100644 --- a/crypto/ec/eck_prn.c +++ b/crypto/ec/eck_prn.c @@ -10,7 +10,7 @@ * are met: * * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. + * 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 @@ -57,334 +57,312 @@ */ /* ==================================================================== * Copyright 2002 Sun Microsystems, Inc. ALL RIGHTS RESERVED. - * Portions originally developed by SUN MICROSYSTEMS, INC., and + * Portions originally developed by SUN MICROSYSTEMS, INC., and * contributed to the OpenSSL project. */ #include -#include "cryptlib.h" +#include "internal/cryptlib.h" #include #include +#include -#ifndef OPENSSL_NO_FP_API +#ifndef OPENSSL_NO_STDIO int ECPKParameters_print_fp(FILE *fp, const EC_GROUP *x, int off) - { - BIO *b; - int ret; - - if ((b=BIO_new(BIO_s_file())) == NULL) - { - ECerr(EC_F_ECPKPARAMETERS_PRINT_FP,ERR_R_BUF_LIB); - return(0); - } - BIO_set_fp(b, fp, BIO_NOCLOSE); - ret = ECPKParameters_print(b, x, off); - BIO_free(b); - return(ret); - } +{ + BIO *b; + int ret; + + if ((b = BIO_new(BIO_s_file())) == NULL) { + ECerr(EC_F_ECPKPARAMETERS_PRINT_FP, ERR_R_BUF_LIB); + return (0); + } + BIO_set_fp(b, fp, BIO_NOCLOSE); + ret = ECPKParameters_print(b, x, off); + BIO_free(b); + return (ret); +} int EC_KEY_print_fp(FILE *fp, const EC_KEY *x, int off) - { - BIO *b; - int ret; - - if ((b=BIO_new(BIO_s_file())) == NULL) - { - ECerr(EC_F_EC_KEY_PRINT_FP, ERR_R_BIO_LIB); - return(0); - } - BIO_set_fp(b, fp, BIO_NOCLOSE); - ret = EC_KEY_print(b, x, off); - BIO_free(b); - return(ret); - } +{ + BIO *b; + int ret; + + if ((b = BIO_new(BIO_s_file())) == NULL) { + ECerr(EC_F_EC_KEY_PRINT_FP, ERR_R_BIO_LIB); + return (0); + } + BIO_set_fp(b, fp, BIO_NOCLOSE); + ret = EC_KEY_print(b, x, off); + BIO_free(b); + return (ret); +} int ECParameters_print_fp(FILE *fp, const EC_KEY *x) - { - BIO *b; - int ret; - - if ((b=BIO_new(BIO_s_file())) == NULL) - { - ECerr(EC_F_ECPARAMETERS_PRINT_FP, ERR_R_BIO_LIB); - return(0); - } - BIO_set_fp(b, fp, BIO_NOCLOSE); - ret = ECParameters_print(b, x); - BIO_free(b); - return(ret); - } +{ + BIO *b; + int ret; + + if ((b = BIO_new(BIO_s_file())) == NULL) { + ECerr(EC_F_ECPARAMETERS_PRINT_FP, ERR_R_BIO_LIB); + return (0); + } + BIO_set_fp(b, fp, BIO_NOCLOSE); + ret = ECParameters_print(b, x); + BIO_free(b); + return (ret); +} #endif int EC_KEY_print(BIO *bp, const EC_KEY *x, int off) - { - EVP_PKEY *pk; - int ret; - pk = EVP_PKEY_new(); - if (!pk || !EVP_PKEY_set1_EC_KEY(pk, (EC_KEY *)x)) - return 0; - ret = EVP_PKEY_print_private(bp, pk, off, NULL); - EVP_PKEY_free(pk); - return ret; - } +{ + EVP_PKEY *pk; + int ret; + pk = EVP_PKEY_new(); + if (pk == NULL || !EVP_PKEY_set1_EC_KEY(pk, (EC_KEY *)x)) + return 0; + ret = EVP_PKEY_print_private(bp, pk, off, NULL); + EVP_PKEY_free(pk); + return ret; +} int ECParameters_print(BIO *bp, const EC_KEY *x) - { - EVP_PKEY *pk; - int ret; - pk = EVP_PKEY_new(); - if (!pk || !EVP_PKEY_set1_EC_KEY(pk, (EC_KEY *)x)) - return 0; - ret = EVP_PKEY_print_params(bp, pk, 4, NULL); - EVP_PKEY_free(pk); - return ret; - } +{ + EVP_PKEY *pk; + int ret; + pk = EVP_PKEY_new(); + if (pk == NULL || !EVP_PKEY_set1_EC_KEY(pk, (EC_KEY *)x)) + return 0; + ret = EVP_PKEY_print_params(bp, pk, 4, NULL); + EVP_PKEY_free(pk); + return ret; +} static int print_bin(BIO *fp, const char *str, const unsigned char *num, - size_t len, int off); + size_t len, int off); int ECPKParameters_print(BIO *bp, const EC_GROUP *x, int off) - { - unsigned char *buffer=NULL; - size_t buf_len=0, i; - int ret=0, reason=ERR_R_BIO_LIB; - BN_CTX *ctx=NULL; - const EC_POINT *point=NULL; - BIGNUM *p=NULL, *a=NULL, *b=NULL, *gen=NULL, - *order=NULL, *cofactor=NULL; - const unsigned char *seed; - size_t seed_len=0; - - static const char *gen_compressed = "Generator (compressed):"; - static const char *gen_uncompressed = "Generator (uncompressed):"; - static const char *gen_hybrid = "Generator (hybrid):"; - - if (!x) - { - reason = ERR_R_PASSED_NULL_PARAMETER; - goto err; - } - - ctx = BN_CTX_new(); - if (ctx == NULL) - { - reason = ERR_R_MALLOC_FAILURE; - goto err; - } - - if (EC_GROUP_get_asn1_flag(x)) - { - /* the curve parameter are given by an asn1 OID */ - int nid; - - if (!BIO_indent(bp, off, 128)) - goto err; - - nid = EC_GROUP_get_curve_name(x); - if (nid == 0) - goto err; - - if (BIO_printf(bp, "ASN1 OID: %s", OBJ_nid2sn(nid)) <= 0) - goto err; - if (BIO_printf(bp, "\n") <= 0) - goto err; - } - else - { - /* explicit parameters */ - int is_char_two = 0; - point_conversion_form_t form; - int tmp_nid = EC_METHOD_get_field_type(EC_GROUP_method_of(x)); - - if (tmp_nid == NID_X9_62_characteristic_two_field) - is_char_two = 1; - - if ((p = BN_new()) == NULL || (a = BN_new()) == NULL || - (b = BN_new()) == NULL || (order = BN_new()) == NULL || - (cofactor = BN_new()) == NULL) - { - reason = ERR_R_MALLOC_FAILURE; - goto err; - } - - if (is_char_two) - { - if (!EC_GROUP_get_curve_GF2m(x, p, a, b, ctx)) - { - reason = ERR_R_EC_LIB; - goto err; - } - } - else /* prime field */ - { - if (!EC_GROUP_get_curve_GFp(x, p, a, b, ctx)) - { - reason = ERR_R_EC_LIB; - goto err; - } - } - - if ((point = EC_GROUP_get0_generator(x)) == NULL) - { - reason = ERR_R_EC_LIB; - goto err; - } - if (!EC_GROUP_get_order(x, order, NULL) || - !EC_GROUP_get_cofactor(x, cofactor, NULL)) - { - reason = ERR_R_EC_LIB; - goto err; - } - - form = EC_GROUP_get_point_conversion_form(x); - - if ((gen = EC_POINT_point2bn(x, point, - form, NULL, ctx)) == NULL) - { - reason = ERR_R_EC_LIB; - goto err; - } - - buf_len = (size_t)BN_num_bytes(p); - if (buf_len < (i = (size_t)BN_num_bytes(a))) - buf_len = i; - if (buf_len < (i = (size_t)BN_num_bytes(b))) - buf_len = i; - if (buf_len < (i = (size_t)BN_num_bytes(gen))) - buf_len = i; - if (buf_len < (i = (size_t)BN_num_bytes(order))) - buf_len = i; - if (buf_len < (i = (size_t)BN_num_bytes(cofactor))) - buf_len = i; - - if ((seed = EC_GROUP_get0_seed(x)) != NULL) - seed_len = EC_GROUP_get_seed_len(x); - - buf_len += 10; - if ((buffer = OPENSSL_malloc(buf_len)) == NULL) - { - reason = ERR_R_MALLOC_FAILURE; - goto err; - } - - if (!BIO_indent(bp, off, 128)) - goto err; - - /* print the 'short name' of the field type */ - if (BIO_printf(bp, "Field Type: %s\n", OBJ_nid2sn(tmp_nid)) - <= 0) - goto err; - - if (is_char_two) - { - /* print the 'short name' of the base type OID */ - int basis_type = EC_GROUP_get_basis_type(x); - if (basis_type == 0) - goto err; - - if (!BIO_indent(bp, off, 128)) - goto err; - - if (BIO_printf(bp, "Basis Type: %s\n", - OBJ_nid2sn(basis_type)) <= 0) - goto err; - - /* print the polynomial */ - if ((p != NULL) && !ASN1_bn_print(bp, "Polynomial:", p, buffer, - off)) - goto err; - } - else - { - if ((p != NULL) && !ASN1_bn_print(bp, "Prime:", p, buffer,off)) - goto err; - } - if ((a != NULL) && !ASN1_bn_print(bp, "A: ", a, buffer, off)) - goto err; - if ((b != NULL) && !ASN1_bn_print(bp, "B: ", b, buffer, off)) - goto err; - if (form == POINT_CONVERSION_COMPRESSED) - { - if ((gen != NULL) && !ASN1_bn_print(bp, gen_compressed, gen, - buffer, off)) - goto err; - } - else if (form == POINT_CONVERSION_UNCOMPRESSED) - { - if ((gen != NULL) && !ASN1_bn_print(bp, gen_uncompressed, gen, - buffer, off)) - goto err; - } - else /* form == POINT_CONVERSION_HYBRID */ - { - if ((gen != NULL) && !ASN1_bn_print(bp, gen_hybrid, gen, - buffer, off)) - goto err; - } - if ((order != NULL) && !ASN1_bn_print(bp, "Order: ", order, - buffer, off)) goto err; - if ((cofactor != NULL) && !ASN1_bn_print(bp, "Cofactor: ", cofactor, - buffer, off)) goto err; - if (seed && !print_bin(bp, "Seed:", seed, seed_len, off)) - goto err; - } - ret=1; -err: - if (!ret) - ECerr(EC_F_ECPKPARAMETERS_PRINT, reason); - if (p) - BN_free(p); - if (a) - BN_free(a); - if (b) - BN_free(b); - if (gen) - BN_free(gen); - if (order) - BN_free(order); - if (cofactor) - BN_free(cofactor); - if (ctx) - BN_CTX_free(ctx); - if (buffer != NULL) - OPENSSL_free(buffer); - return(ret); - } +{ + unsigned char *buffer = NULL; + size_t buf_len = 0, i; + int ret = 0, reason = ERR_R_BIO_LIB; + BN_CTX *ctx = NULL; + const EC_POINT *point = NULL; + BIGNUM *p = NULL, *a = NULL, *b = NULL, *gen = NULL, + *order = NULL, *cofactor = NULL; + const unsigned char *seed; + size_t seed_len = 0; + + static const char *gen_compressed = "Generator (compressed):"; + static const char *gen_uncompressed = "Generator (uncompressed):"; + static const char *gen_hybrid = "Generator (hybrid):"; + + if (!x) { + reason = ERR_R_PASSED_NULL_PARAMETER; + goto err; + } + + ctx = BN_CTX_new(); + if (ctx == NULL) { + reason = ERR_R_MALLOC_FAILURE; + goto err; + } + + if (EC_GROUP_get_asn1_flag(x)) { + /* the curve parameter are given by an asn1 OID */ + int nid; + const char *nname; + + if (!BIO_indent(bp, off, 128)) + goto err; + + nid = EC_GROUP_get_curve_name(x); + if (nid == 0) + goto err; + if (BIO_printf(bp, "ASN1 OID: %s", OBJ_nid2sn(nid)) <= 0) + goto err; + if (BIO_printf(bp, "\n") <= 0) + goto err; + nname = EC_curve_nid2nist(nid); + if (nname) { + if (!BIO_indent(bp, off, 128)) + goto err; + if (BIO_printf(bp, "NIST CURVE: %s\n", nname) <= 0) + goto err; + } + } else { + /* explicit parameters */ + int is_char_two = 0; + point_conversion_form_t form; + int tmp_nid = EC_METHOD_get_field_type(EC_GROUP_method_of(x)); + + if (tmp_nid == NID_X9_62_characteristic_two_field) + is_char_two = 1; + + if ((p = BN_new()) == NULL || (a = BN_new()) == NULL || + (b = BN_new()) == NULL || (order = BN_new()) == NULL || + (cofactor = BN_new()) == NULL) { + reason = ERR_R_MALLOC_FAILURE; + goto err; + } +#ifndef OPENSSL_NO_EC2M + if (is_char_two) { + if (!EC_GROUP_get_curve_GF2m(x, p, a, b, ctx)) { + reason = ERR_R_EC_LIB; + goto err; + } + } else /* prime field */ +#endif + { + if (!EC_GROUP_get_curve_GFp(x, p, a, b, ctx)) { + reason = ERR_R_EC_LIB; + goto err; + } + } + + if ((point = EC_GROUP_get0_generator(x)) == NULL) { + reason = ERR_R_EC_LIB; + goto err; + } + if (!EC_GROUP_get_order(x, order, NULL) || + !EC_GROUP_get_cofactor(x, cofactor, NULL)) { + reason = ERR_R_EC_LIB; + goto err; + } + + form = EC_GROUP_get_point_conversion_form(x); + + if ((gen = EC_POINT_point2bn(x, point, form, NULL, ctx)) == NULL) { + reason = ERR_R_EC_LIB; + goto err; + } + + buf_len = (size_t)BN_num_bytes(p); + if (buf_len < (i = (size_t)BN_num_bytes(a))) + buf_len = i; + if (buf_len < (i = (size_t)BN_num_bytes(b))) + buf_len = i; + if (buf_len < (i = (size_t)BN_num_bytes(gen))) + buf_len = i; + if (buf_len < (i = (size_t)BN_num_bytes(order))) + buf_len = i; + if (buf_len < (i = (size_t)BN_num_bytes(cofactor))) + buf_len = i; + + if ((seed = EC_GROUP_get0_seed(x)) != NULL) + seed_len = EC_GROUP_get_seed_len(x); + + buf_len += 10; + if ((buffer = OPENSSL_malloc(buf_len)) == NULL) { + reason = ERR_R_MALLOC_FAILURE; + goto err; + } + + if (!BIO_indent(bp, off, 128)) + goto err; + + /* print the 'short name' of the field type */ + if (BIO_printf(bp, "Field Type: %s\n", OBJ_nid2sn(tmp_nid)) + <= 0) + goto err; + + if (is_char_two) { + /* print the 'short name' of the base type OID */ + int basis_type = EC_GROUP_get_basis_type(x); + if (basis_type == 0) + goto err; + + if (!BIO_indent(bp, off, 128)) + goto err; + + if (BIO_printf(bp, "Basis Type: %s\n", + OBJ_nid2sn(basis_type)) <= 0) + goto err; + + /* print the polynomial */ + if ((p != NULL) && !ASN1_bn_print(bp, "Polynomial:", p, buffer, + off)) + goto err; + } else { + if ((p != NULL) && !ASN1_bn_print(bp, "Prime:", p, buffer, off)) + goto err; + } + if ((a != NULL) && !ASN1_bn_print(bp, "A: ", a, buffer, off)) + goto err; + if ((b != NULL) && !ASN1_bn_print(bp, "B: ", b, buffer, off)) + goto err; + if (form == POINT_CONVERSION_COMPRESSED) { + if ((gen != NULL) && !ASN1_bn_print(bp, gen_compressed, gen, + buffer, off)) + goto err; + } else if (form == POINT_CONVERSION_UNCOMPRESSED) { + if ((gen != NULL) && !ASN1_bn_print(bp, gen_uncompressed, gen, + buffer, off)) + goto err; + } else { /* form == POINT_CONVERSION_HYBRID */ + + if ((gen != NULL) && !ASN1_bn_print(bp, gen_hybrid, gen, + buffer, off)) + goto err; + } + if ((order != NULL) && !ASN1_bn_print(bp, "Order: ", order, + buffer, off)) + goto err; + if ((cofactor != NULL) && !ASN1_bn_print(bp, "Cofactor: ", cofactor, + buffer, off)) + goto err; + if (seed && !print_bin(bp, "Seed:", seed, seed_len, off)) + goto err; + } + ret = 1; + err: + if (!ret) + ECerr(EC_F_ECPKPARAMETERS_PRINT, reason); + BN_free(p); + BN_free(a); + BN_free(b); + BN_free(gen); + BN_free(order); + BN_free(cofactor); + BN_CTX_free(ctx); + OPENSSL_free(buffer); + return (ret); +} static int print_bin(BIO *fp, const char *name, const unsigned char *buf, - size_t len, int off) - { - size_t i; - char str[128]; - - if (buf == NULL) - return 1; - if (off) - { - if (off > 128) - off=128; - memset(str,' ',off); - if (BIO_write(fp, str, off) <= 0) - return 0; - } - - if (BIO_printf(fp,"%s", name) <= 0) - return 0; - - for (i=0; i 0) { + if (off > 128) + off = 128; + memset(str, ' ', off); + if (BIO_write(fp, str, off) <= 0) + return 0; + } else { + off = 0; + } + + if (BIO_printf(fp, "%s", name) <= 0) + return 0; + + for (i = 0; i < len; i++) { + if ((i % 15) == 0) { + str[0] = '\n'; + memset(&(str[1]), ' ', off + 4); + if (BIO_write(fp, str, off + 1 + 4) <= 0) + return 0; + } + if (BIO_printf(fp, "%02x%s", buf[i], ((i + 1) == len) ? "" : ":") <= + 0) + return 0; + } + if (BIO_write(fp, "\n", 1) <= 0) + return 0; + + return 1; +}