X-Git-Url: https://git.librecmc.org/?a=blobdiff_plain;f=crypto%2Fasn1%2Ft_pkey.c;h=964fd914f7ed3f4e6439ca7563d8bd1ab50439d3;hb=41ab00bedf7259c60555a080219ed68e1afb8a22;hp=652b26b7b0c27c6aebd9e8bb4a284ef24139e372;hpb=9ae08a9c04280d72fb7e4e4977ebd73a843d7f69;p=oweals%2Fopenssl.git diff --git a/crypto/asn1/t_pkey.c b/crypto/asn1/t_pkey.c index 652b26b7b0..964fd914f7 100644 --- a/crypto/asn1/t_pkey.c +++ b/crypto/asn1/t_pkey.c @@ -55,6 +55,11 @@ * copied and put under another distribution licence * [including the GNU Public Licence.] */ +/* ==================================================================== + * Copyright 2002 Sun Microsystems, Inc. ALL RIGHTS RESERVED. + * Binary polynomial ECC support in OpenSSL originally developed by + * SUN MICROSYSTEMS, INC., and contributed to the OpenSSL project. + */ #include #include "cryptlib.h" @@ -70,12 +75,14 @@ #ifndef OPENSSL_NO_DSA #include #endif -#ifndef OPENSSL_NO_ECDSA -#include +#ifndef OPENSSL_NO_EC +#include #endif static int print(BIO *fp,const char *str,BIGNUM *num, unsigned char *buf,int off); +static int print_bin(BIO *fp, const char *str, const unsigned char *num, + size_t len, int off); #ifndef OPENSSL_NO_RSA #ifndef OPENSSL_NO_FP_API int RSA_print_fp(FILE *fp, const RSA *x, int off) @@ -257,6 +264,22 @@ int ECPKParameters_print_fp(FILE *fp, const EC_GROUP *x, int 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); + } #endif int ECPKParameters_print(BIO *bp, const EC_GROUP *x, int off) @@ -268,7 +291,9 @@ int ECPKParameters_print(BIO *bp, const EC_GROUP *x, int off) BN_CTX *ctx=NULL; EC_POINT *point=NULL; BIGNUM *p=NULL, *a=NULL, *b=NULL, *gen=NULL, - *order=NULL, *cofactor=NULL, *seed=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):"; @@ -306,8 +331,12 @@ int ECPKParameters_print(BIO *bp, const EC_GROUP *x, int off) else { /* explicit parameters */ - /* TODO */ + 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 || @@ -317,10 +346,21 @@ int ECPKParameters_print(BIO *bp, const EC_GROUP *x, int off) goto err; } - if (!EC_GROUP_get_curve_GFp(x, p, a, b, ctx)) + if (is_char_two) { - reason = ERR_R_EC_LIB; - goto err; + 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) @@ -356,18 +396,8 @@ int ECPKParameters_print(BIO *bp, const EC_GROUP *x, int off) if (buf_len < (i = (size_t)BN_num_bytes(cofactor))) buf_len = i; - if (EC_GROUP_get0_seed(x)) - { - seed = BN_bin2bn(EC_GROUP_get0_seed(x), - EC_GROUP_get_seed_len(x), NULL); - if (seed == NULL) - { - reason = ERR_R_BN_LIB; - goto err; - } - if (buf_len < (i = (size_t)BN_num_bytes(seed))) - 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) @@ -379,10 +409,25 @@ int ECPKParameters_print(BIO *bp, const EC_GROUP *x, int off) { if (off > 128) off=128; memset(str,' ',off); + if (BIO_write(bp, str, off) <= 0) + goto err; + } + + if (BIO_printf(bp, "Field Type: %s\n", OBJ_nid2sn(tmp_nid)) + <= 0) + goto err; + + if (is_char_two) + { + if ((p != NULL) && !print(bp, "Polynomial:", p, buffer, + off)) + goto err; + } + else + { + if ((p != NULL) && !print(bp, "Prime:", p, buffer,off)) + goto err; } - - if ((p != NULL) && !print(bp, "P: ", p, buffer, off)) - goto err; if ((a != NULL) && !print(bp, "A: ", a, buffer, off)) goto err; if ((b != NULL) && !print(bp, "B: ", b, buffer, off)) @@ -409,8 +454,8 @@ int ECPKParameters_print(BIO *bp, const EC_GROUP *x, int off) buffer, off)) goto err; if ((cofactor != NULL) && !print(bp, "Cofactor: ", cofactor, buffer, off)) goto err; - if ((seed != NULL) && !print(bp, "Seed:", seed, - buffer, off)) goto err; + if (seed && !print_bin(bp, "Seed:", seed, seed_len, off)) + goto err; } ret=1; err: @@ -428,37 +473,14 @@ err: BN_free(order); if (cofactor) BN_free(cofactor); - if (seed) - BN_free(seed); if (ctx) BN_CTX_free(ctx); if (buffer != NULL) OPENSSL_free(buffer); return(ret); } -#endif /* OPENSSL_NO_EC */ - -#ifndef OPENSSL_NO_ECDSA -#ifndef OPENSSL_NO_FP_API -int ECDSA_print_fp(FILE *fp, const ECDSA *x, int off) -{ - BIO *b; - int ret; - - if ((b=BIO_new(BIO_s_file())) == NULL) - { - ECDSAerr(ECDSA_F_ECDSA_PRINT_FP, ERR_R_BIO_LIB); - return(0); - } - BIO_set_fp(b, fp, BIO_NOCLOSE); - ret = ECDSA_print(b, x, off); - BIO_free(b); - return(ret); -} -#endif - -int ECDSA_print(BIO *bp, const ECDSA *x, int off) +int EC_KEY_print(BIO *bp, const EC_KEY *x, int off) { char str[128]; unsigned char *buffer=NULL; @@ -474,7 +496,7 @@ int ECDSA_print(BIO *bp, const ECDSA *x, int off) } if ((pub_key = EC_POINT_point2bn(x->group, x->pub_key, - ECDSA_get_conversion_form(x), NULL, ctx)) == NULL) + x->conv_form, NULL, ctx)) == NULL) { reason = ERR_R_EC_LIB; goto err; @@ -516,7 +538,7 @@ int ECDSA_print(BIO *bp, const ECDSA *x, int off) ret=1; err: if (!ret) - ECDSAerr(ECDSA_F_ECDSA_PRINT, reason); + ECerr(EC_F_EC_KEY_PRINT, reason); if (pub_key) BN_free(pub_key); if (ctx) @@ -525,7 +547,7 @@ err: OPENSSL_free(buffer); return(ret); } -#endif +#endif /* OPENSSL_NO_EC */ static int print(BIO *bp, const char *number, BIGNUM *num, unsigned char *buf, int off) @@ -577,6 +599,44 @@ static int print(BIO *bp, const char *number, BIGNUM *num, unsigned char *buf, return(1); } +static int print_bin(BIO *fp, const char *name, const unsigned char *buf, + size_t len, int off) + { + int 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