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author | marha <marha@users.sourceforge.net> | 2010-03-30 12:36:28 +0000 |
---|---|---|
committer | marha <marha@users.sourceforge.net> | 2010-03-30 12:36:28 +0000 |
commit | ff48c0d9098080b51ea12710029135916d117806 (patch) | |
tree | 96e6af9caf170ba21a1027b24e306a07e27d7b75 /openssl/crypto/dsa | |
parent | bb731f5ac92655c4860a41fa818a7a63005f8369 (diff) | |
download | vcxsrv-ff48c0d9098080b51ea12710029135916d117806.tar.gz vcxsrv-ff48c0d9098080b51ea12710029135916d117806.tar.bz2 vcxsrv-ff48c0d9098080b51ea12710029135916d117806.zip |
svn merge -r514:HEAD ^/branches/released .
Diffstat (limited to 'openssl/crypto/dsa')
-rw-r--r-- | openssl/crypto/dsa/Makefile | 133 | ||||
-rw-r--r-- | openssl/crypto/dsa/dsa.h | 69 | ||||
-rw-r--r-- | openssl/crypto/dsa/dsa_ameth.c | 657 | ||||
-rw-r--r-- | openssl/crypto/dsa/dsa_asn1.c | 96 | ||||
-rw-r--r-- | openssl/crypto/dsa/dsa_err.c | 26 | ||||
-rw-r--r-- | openssl/crypto/dsa/dsa_gen.c | 124 | ||||
-rw-r--r-- | openssl/crypto/dsa/dsa_key.c | 4 | ||||
-rw-r--r-- | openssl/crypto/dsa/dsa_lib.c | 49 | ||||
-rw-r--r-- | openssl/crypto/dsa/dsa_locl.h | 59 | ||||
-rw-r--r-- | openssl/crypto/dsa/dsa_ossl.c | 48 | ||||
-rw-r--r-- | openssl/crypto/dsa/dsa_pmeth.c | 315 | ||||
-rw-r--r-- | openssl/crypto/dsa/dsa_prn.c | 121 | ||||
-rw-r--r-- | openssl/crypto/dsa/dsa_sign.c | 35 | ||||
-rw-r--r-- | openssl/crypto/dsa/dsa_utl.c | 95 | ||||
-rw-r--r-- | openssl/crypto/dsa/dsa_vrf.c | 37 | ||||
-rw-r--r-- | openssl/crypto/dsa/dsatest.c | 3 |
16 files changed, 1450 insertions, 421 deletions
diff --git a/openssl/crypto/dsa/Makefile b/openssl/crypto/dsa/Makefile index 2cc45cdc6..8073c4ecf 100644 --- a/openssl/crypto/dsa/Makefile +++ b/openssl/crypto/dsa/Makefile @@ -18,14 +18,14 @@ APPS= LIB=$(TOP)/libcrypto.a LIBSRC= dsa_gen.c dsa_key.c dsa_lib.c dsa_asn1.c dsa_vrf.c dsa_sign.c \ - dsa_err.c dsa_ossl.c dsa_depr.c dsa_utl.c + dsa_err.c dsa_ossl.c dsa_depr.c dsa_ameth.c dsa_pmeth.c dsa_prn.c LIBOBJ= dsa_gen.o dsa_key.o dsa_lib.o dsa_asn1.o dsa_vrf.o dsa_sign.o \ - dsa_err.o dsa_ossl.o dsa_depr.o dsa_utl.o + dsa_err.o dsa_ossl.o dsa_depr.o dsa_ameth.o dsa_pmeth.o dsa_prn.o SRC= $(LIBSRC) EXHEADER= dsa.h -HEADER= $(EXHEADER) +HEADER= dsa_locl.h $(EXHEADER) ALL= $(GENERAL) $(SRC) $(HEADER) @@ -35,7 +35,7 @@ top: all: lib lib: $(LIBOBJ) - $(ARX) $(LIB) $(LIBOBJ) + $(AR) $(LIB) $(LIBOBJ) $(RANLIB) $(LIB) || echo Never mind. @touch lib @@ -76,12 +76,27 @@ clean: # DO NOT DELETE THIS LINE -- make depend depends on it. +dsa_ameth.o: ../../e_os.h ../../include/openssl/asn1.h +dsa_ameth.o: ../../include/openssl/bio.h ../../include/openssl/bn.h +dsa_ameth.o: ../../include/openssl/buffer.h ../../include/openssl/cms.h +dsa_ameth.o: ../../include/openssl/crypto.h ../../include/openssl/dsa.h +dsa_ameth.o: ../../include/openssl/e_os2.h ../../include/openssl/ec.h +dsa_ameth.o: ../../include/openssl/ecdh.h ../../include/openssl/ecdsa.h +dsa_ameth.o: ../../include/openssl/err.h ../../include/openssl/evp.h +dsa_ameth.o: ../../include/openssl/lhash.h ../../include/openssl/obj_mac.h +dsa_ameth.o: ../../include/openssl/objects.h +dsa_ameth.o: ../../include/openssl/opensslconf.h +dsa_ameth.o: ../../include/openssl/opensslv.h ../../include/openssl/ossl_typ.h +dsa_ameth.o: ../../include/openssl/pkcs7.h ../../include/openssl/safestack.h +dsa_ameth.o: ../../include/openssl/sha.h ../../include/openssl/stack.h +dsa_ameth.o: ../../include/openssl/symhacks.h ../../include/openssl/x509.h +dsa_ameth.o: ../../include/openssl/x509_vfy.h ../asn1/asn1_locl.h ../cryptlib.h +dsa_ameth.o: dsa_ameth.c dsa_asn1.o: ../../e_os.h ../../include/openssl/asn1.h dsa_asn1.o: ../../include/openssl/asn1t.h ../../include/openssl/bio.h -dsa_asn1.o: ../../include/openssl/bn.h ../../include/openssl/buffer.h -dsa_asn1.o: ../../include/openssl/crypto.h ../../include/openssl/dsa.h -dsa_asn1.o: ../../include/openssl/e_os2.h ../../include/openssl/err.h -dsa_asn1.o: ../../include/openssl/fips.h ../../include/openssl/lhash.h +dsa_asn1.o: ../../include/openssl/buffer.h ../../include/openssl/crypto.h +dsa_asn1.o: ../../include/openssl/dsa.h ../../include/openssl/e_os2.h +dsa_asn1.o: ../../include/openssl/err.h ../../include/openssl/lhash.h dsa_asn1.o: ../../include/openssl/opensslconf.h dsa_asn1.o: ../../include/openssl/opensslv.h ../../include/openssl/ossl_typ.h dsa_asn1.o: ../../include/openssl/safestack.h ../../include/openssl/stack.h @@ -91,9 +106,8 @@ dsa_depr.o: ../../include/openssl/bio.h ../../include/openssl/bn.h dsa_depr.o: ../../include/openssl/buffer.h ../../include/openssl/crypto.h dsa_depr.o: ../../include/openssl/dsa.h ../../include/openssl/e_os2.h dsa_depr.o: ../../include/openssl/err.h ../../include/openssl/evp.h -dsa_depr.o: ../../include/openssl/fips.h ../../include/openssl/lhash.h -dsa_depr.o: ../../include/openssl/obj_mac.h ../../include/openssl/objects.h -dsa_depr.o: ../../include/openssl/opensslconf.h +dsa_depr.o: ../../include/openssl/lhash.h ../../include/openssl/obj_mac.h +dsa_depr.o: ../../include/openssl/objects.h ../../include/openssl/opensslconf.h dsa_depr.o: ../../include/openssl/opensslv.h ../../include/openssl/ossl_typ.h dsa_depr.o: ../../include/openssl/rand.h ../../include/openssl/safestack.h dsa_depr.o: ../../include/openssl/sha.h ../../include/openssl/stack.h @@ -110,13 +124,12 @@ dsa_gen.o: ../../include/openssl/bio.h ../../include/openssl/bn.h dsa_gen.o: ../../include/openssl/buffer.h ../../include/openssl/crypto.h dsa_gen.o: ../../include/openssl/dsa.h ../../include/openssl/e_os2.h dsa_gen.o: ../../include/openssl/err.h ../../include/openssl/evp.h -dsa_gen.o: ../../include/openssl/fips.h ../../include/openssl/lhash.h -dsa_gen.o: ../../include/openssl/obj_mac.h ../../include/openssl/objects.h -dsa_gen.o: ../../include/openssl/opensslconf.h ../../include/openssl/opensslv.h -dsa_gen.o: ../../include/openssl/ossl_typ.h ../../include/openssl/rand.h -dsa_gen.o: ../../include/openssl/safestack.h ../../include/openssl/sha.h -dsa_gen.o: ../../include/openssl/stack.h ../../include/openssl/symhacks.h -dsa_gen.o: ../cryptlib.h dsa_gen.c +dsa_gen.o: ../../include/openssl/lhash.h ../../include/openssl/obj_mac.h +dsa_gen.o: ../../include/openssl/objects.h ../../include/openssl/opensslconf.h +dsa_gen.o: ../../include/openssl/opensslv.h ../../include/openssl/ossl_typ.h +dsa_gen.o: ../../include/openssl/rand.h ../../include/openssl/safestack.h +dsa_gen.o: ../../include/openssl/sha.h ../../include/openssl/stack.h +dsa_gen.o: ../../include/openssl/symhacks.h ../cryptlib.h dsa_gen.c dsa_locl.h dsa_key.o: ../../e_os.h ../../include/openssl/bio.h ../../include/openssl/bn.h dsa_key.o: ../../include/openssl/buffer.h ../../include/openssl/crypto.h dsa_key.o: ../../include/openssl/dsa.h ../../include/openssl/e_os2.h @@ -132,14 +145,14 @@ dsa_lib.o: ../../include/openssl/dh.h ../../include/openssl/dsa.h dsa_lib.o: ../../include/openssl/e_os2.h ../../include/openssl/ec.h dsa_lib.o: ../../include/openssl/ecdh.h ../../include/openssl/ecdsa.h dsa_lib.o: ../../include/openssl/engine.h ../../include/openssl/err.h -dsa_lib.o: ../../include/openssl/evp.h ../../include/openssl/fips.h -dsa_lib.o: ../../include/openssl/lhash.h ../../include/openssl/obj_mac.h -dsa_lib.o: ../../include/openssl/objects.h ../../include/openssl/opensslconf.h -dsa_lib.o: ../../include/openssl/opensslv.h ../../include/openssl/ossl_typ.h -dsa_lib.o: ../../include/openssl/pkcs7.h ../../include/openssl/safestack.h -dsa_lib.o: ../../include/openssl/sha.h ../../include/openssl/stack.h -dsa_lib.o: ../../include/openssl/symhacks.h ../../include/openssl/x509.h -dsa_lib.o: ../../include/openssl/x509_vfy.h ../cryptlib.h dsa_lib.c +dsa_lib.o: ../../include/openssl/evp.h ../../include/openssl/lhash.h +dsa_lib.o: ../../include/openssl/obj_mac.h ../../include/openssl/objects.h +dsa_lib.o: ../../include/openssl/opensslconf.h ../../include/openssl/opensslv.h +dsa_lib.o: ../../include/openssl/ossl_typ.h ../../include/openssl/pkcs7.h +dsa_lib.o: ../../include/openssl/safestack.h ../../include/openssl/sha.h +dsa_lib.o: ../../include/openssl/stack.h ../../include/openssl/symhacks.h +dsa_lib.o: ../../include/openssl/x509.h ../../include/openssl/x509_vfy.h +dsa_lib.o: ../cryptlib.h dsa_lib.c dsa_ossl.o: ../../e_os.h ../../include/openssl/asn1.h dsa_ossl.o: ../../include/openssl/bio.h ../../include/openssl/bn.h dsa_ossl.o: ../../include/openssl/buffer.h ../../include/openssl/crypto.h @@ -148,40 +161,48 @@ dsa_ossl.o: ../../include/openssl/err.h ../../include/openssl/lhash.h dsa_ossl.o: ../../include/openssl/opensslconf.h dsa_ossl.o: ../../include/openssl/opensslv.h ../../include/openssl/ossl_typ.h dsa_ossl.o: ../../include/openssl/rand.h ../../include/openssl/safestack.h -dsa_ossl.o: ../../include/openssl/stack.h ../../include/openssl/symhacks.h -dsa_ossl.o: ../cryptlib.h dsa_ossl.c -dsa_sign.o: ../../e_os.h ../../include/openssl/asn1.h -dsa_sign.o: ../../include/openssl/bio.h ../../include/openssl/bn.h +dsa_ossl.o: ../../include/openssl/sha.h ../../include/openssl/stack.h +dsa_ossl.o: ../../include/openssl/symhacks.h ../cryptlib.h dsa_ossl.c +dsa_pmeth.o: ../../e_os.h ../../include/openssl/asn1.h +dsa_pmeth.o: ../../include/openssl/asn1t.h ../../include/openssl/bio.h +dsa_pmeth.o: ../../include/openssl/bn.h ../../include/openssl/buffer.h +dsa_pmeth.o: ../../include/openssl/crypto.h ../../include/openssl/dsa.h +dsa_pmeth.o: ../../include/openssl/e_os2.h ../../include/openssl/ec.h +dsa_pmeth.o: ../../include/openssl/ecdh.h ../../include/openssl/ecdsa.h +dsa_pmeth.o: ../../include/openssl/err.h ../../include/openssl/evp.h +dsa_pmeth.o: ../../include/openssl/lhash.h ../../include/openssl/obj_mac.h +dsa_pmeth.o: ../../include/openssl/objects.h +dsa_pmeth.o: ../../include/openssl/opensslconf.h +dsa_pmeth.o: ../../include/openssl/opensslv.h ../../include/openssl/ossl_typ.h +dsa_pmeth.o: ../../include/openssl/pkcs7.h ../../include/openssl/safestack.h +dsa_pmeth.o: ../../include/openssl/sha.h ../../include/openssl/stack.h +dsa_pmeth.o: ../../include/openssl/symhacks.h ../../include/openssl/x509.h +dsa_pmeth.o: ../../include/openssl/x509_vfy.h ../cryptlib.h ../evp/evp_locl.h +dsa_pmeth.o: dsa_locl.h dsa_pmeth.c +dsa_prn.o: ../../e_os.h ../../include/openssl/asn1.h +dsa_prn.o: ../../include/openssl/bio.h ../../include/openssl/buffer.h +dsa_prn.o: ../../include/openssl/crypto.h ../../include/openssl/dsa.h +dsa_prn.o: ../../include/openssl/e_os2.h ../../include/openssl/err.h +dsa_prn.o: ../../include/openssl/evp.h ../../include/openssl/lhash.h +dsa_prn.o: ../../include/openssl/obj_mac.h ../../include/openssl/objects.h +dsa_prn.o: ../../include/openssl/opensslconf.h ../../include/openssl/opensslv.h +dsa_prn.o: ../../include/openssl/ossl_typ.h ../../include/openssl/safestack.h +dsa_prn.o: ../../include/openssl/stack.h ../../include/openssl/symhacks.h +dsa_prn.o: ../cryptlib.h dsa_prn.c +dsa_sign.o: ../../e_os.h ../../include/openssl/bio.h dsa_sign.o: ../../include/openssl/buffer.h ../../include/openssl/crypto.h dsa_sign.o: ../../include/openssl/dsa.h ../../include/openssl/e_os2.h -dsa_sign.o: ../../include/openssl/err.h ../../include/openssl/fips.h -dsa_sign.o: ../../include/openssl/lhash.h ../../include/openssl/opensslconf.h +dsa_sign.o: ../../include/openssl/err.h ../../include/openssl/lhash.h +dsa_sign.o: ../../include/openssl/opensslconf.h dsa_sign.o: ../../include/openssl/opensslv.h ../../include/openssl/ossl_typ.h dsa_sign.o: ../../include/openssl/rand.h ../../include/openssl/safestack.h dsa_sign.o: ../../include/openssl/stack.h ../../include/openssl/symhacks.h dsa_sign.o: ../cryptlib.h dsa_sign.c -dsa_utl.o: ../../e_os.h ../../include/openssl/asn1.h -dsa_utl.o: ../../include/openssl/bio.h ../../include/openssl/bn.h -dsa_utl.o: ../../include/openssl/buffer.h ../../include/openssl/crypto.h -dsa_utl.o: ../../include/openssl/dh.h ../../include/openssl/dsa.h -dsa_utl.o: ../../include/openssl/e_os2.h ../../include/openssl/ec.h -dsa_utl.o: ../../include/openssl/ecdh.h ../../include/openssl/ecdsa.h -dsa_utl.o: ../../include/openssl/engine.h ../../include/openssl/err.h -dsa_utl.o: ../../include/openssl/evp.h ../../include/openssl/fips.h -dsa_utl.o: ../../include/openssl/lhash.h ../../include/openssl/obj_mac.h -dsa_utl.o: ../../include/openssl/objects.h ../../include/openssl/opensslconf.h -dsa_utl.o: ../../include/openssl/opensslv.h ../../include/openssl/ossl_typ.h -dsa_utl.o: ../../include/openssl/pkcs7.h ../../include/openssl/safestack.h -dsa_utl.o: ../../include/openssl/sha.h ../../include/openssl/stack.h -dsa_utl.o: ../../include/openssl/symhacks.h ../../include/openssl/x509.h -dsa_utl.o: ../../include/openssl/x509_vfy.h ../cryptlib.h dsa_utl.c -dsa_vrf.o: ../../e_os.h ../../include/openssl/asn1.h -dsa_vrf.o: ../../include/openssl/asn1_mac.h ../../include/openssl/bio.h -dsa_vrf.o: ../../include/openssl/bn.h ../../include/openssl/buffer.h -dsa_vrf.o: ../../include/openssl/crypto.h ../../include/openssl/dsa.h -dsa_vrf.o: ../../include/openssl/e_os2.h ../../include/openssl/err.h -dsa_vrf.o: ../../include/openssl/fips.h ../../include/openssl/lhash.h +dsa_vrf.o: ../../e_os.h ../../include/openssl/bio.h +dsa_vrf.o: ../../include/openssl/buffer.h ../../include/openssl/crypto.h +dsa_vrf.o: ../../include/openssl/dsa.h ../../include/openssl/e_os2.h +dsa_vrf.o: ../../include/openssl/err.h ../../include/openssl/lhash.h dsa_vrf.o: ../../include/openssl/opensslconf.h ../../include/openssl/opensslv.h -dsa_vrf.o: ../../include/openssl/ossl_typ.h ../../include/openssl/rand.h -dsa_vrf.o: ../../include/openssl/safestack.h ../../include/openssl/stack.h -dsa_vrf.o: ../../include/openssl/symhacks.h ../cryptlib.h dsa_vrf.c +dsa_vrf.o: ../../include/openssl/ossl_typ.h ../../include/openssl/safestack.h +dsa_vrf.o: ../../include/openssl/stack.h ../../include/openssl/symhacks.h +dsa_vrf.o: ../cryptlib.h dsa_vrf.c diff --git a/openssl/crypto/dsa/dsa.h b/openssl/crypto/dsa/dsa.h index 702c50d6d..ac50a5c84 100644 --- a/openssl/crypto/dsa/dsa.h +++ b/openssl/crypto/dsa/dsa.h @@ -88,8 +88,6 @@ # define OPENSSL_DSA_MAX_MODULUS_BITS 10000 #endif -#define OPENSSL_DSA_FIPS_MIN_MODULUS_BITS 1024 - #define DSA_FLAG_CACHE_MONT_P 0x01 #define DSA_FLAG_NO_EXP_CONSTTIME 0x02 /* new with 0.9.7h; the built-in DSA * implementation now uses constant time @@ -99,25 +97,6 @@ * be used for all exponents. */ -/* If this flag is set the DSA method is FIPS compliant and can be used - * in FIPS mode. This is set in the validated module method. If an - * application sets this flag in its own methods it is its reposibility - * to ensure the result is compliant. - */ - -#define DSA_FLAG_FIPS_METHOD 0x0400 - -/* If this flag is set the operations normally disabled in FIPS mode are - * permitted it is then the applications responsibility to ensure that the - * usage is compliant. - */ - -#define DSA_FLAG_NON_FIPS_ALLOW 0x0400 - -#ifdef OPENSSL_FIPS -#define FIPS_DSA_SIZE_T int -#endif - #ifdef __cplusplus extern "C" { #endif @@ -139,7 +118,7 @@ struct dsa_method int (*dsa_sign_setup)(DSA *dsa, BN_CTX *ctx_in, BIGNUM **kinvp, BIGNUM **rp); int (*dsa_do_verify)(const unsigned char *dgst, int dgst_len, - DSA_SIG *sig, DSA *dsa); + DSA_SIG *sig, DSA *dsa); int (*dsa_mod_exp)(DSA *dsa, BIGNUM *rr, BIGNUM *a1, BIGNUM *p1, BIGNUM *a2, BIGNUM *p2, BIGNUM *m, BN_CTX *ctx, BN_MONT_CTX *in_mont); @@ -152,7 +131,7 @@ struct dsa_method char *app_data; /* If this is non-NULL, it is used to generate DSA parameters */ int (*dsa_paramgen)(DSA *dsa, int bits, - unsigned char *seed, int seed_len, + const unsigned char *seed, int seed_len, int *counter_ret, unsigned long *h_ret, BN_GENCB *cb); /* If this is non-NULL, it is used to generate DSA keys */ @@ -186,7 +165,6 @@ struct dsa_st ENGINE *engine; }; -#define DSAparams_dup(x) ASN1_dup_of_const(DSA,i2d_DSAparams,d2i_DSAparams,x) #define d2i_DSAparams_fp(fp,x) (DSA *)ASN1_d2i_fp((char *(*)())DSA_new, \ (char *(*)())d2i_DSAparams,(fp),(unsigned char **)(x)) #define i2d_DSAparams_fp(fp,x) ASN1_i2d_fp(i2d_DSAparams,(fp), \ @@ -195,6 +173,7 @@ struct dsa_st #define i2d_DSAparams_bio(bp,x) ASN1_i2d_bio_of_const(DSA,i2d_DSAparams,bp,x) +DSA *DSAparams_dup(DSA *x); DSA_SIG * DSA_SIG_new(void); void DSA_SIG_free(DSA_SIG *a); int i2d_DSA_SIG(const DSA_SIG *a, unsigned char **pp); @@ -210,11 +189,6 @@ void DSA_set_default_method(const DSA_METHOD *); const DSA_METHOD *DSA_get_default_method(void); int DSA_set_method(DSA *dsa, const DSA_METHOD *); -#ifdef OPENSSL_FIPS -DSA * FIPS_dsa_new(void); -void FIPS_dsa_free (DSA *r); -#endif - DSA * DSA_new(void); DSA * DSA_new_method(ENGINE *engine); void DSA_free (DSA *r); @@ -246,7 +220,7 @@ DSA * DSA_generate_parameters(int bits, /* New version */ int DSA_generate_parameters_ex(DSA *dsa, int bits, - unsigned char *seed,int seed_len, + const unsigned char *seed,int seed_len, int *counter_ret, unsigned long *h_ret, BN_GENCB *cb); int DSA_generate_key(DSA *a); @@ -275,10 +249,13 @@ int DSA_print_fp(FILE *bp, const DSA *x, int off); DH *DSA_dup_DH(const DSA *r); #endif -#ifdef OPENSSL_FIPS -int FIPS_dsa_sig_encode(unsigned char *out, DSA_SIG *sig); -int FIPS_dsa_sig_decode(DSA_SIG *sig, const unsigned char *in, int inlen); -#endif +#define EVP_PKEY_CTX_set_dsa_paramgen_bits(ctx, nbits) \ + EVP_PKEY_CTX_ctrl(ctx, EVP_PKEY_DSA, EVP_PKEY_OP_PARAMGEN, \ + EVP_PKEY_CTRL_DSA_PARAMGEN_BITS, nbits, NULL) + +#define EVP_PKEY_CTRL_DSA_PARAMGEN_BITS (EVP_PKEY_ALG_CTRL + 1) +#define EVP_PKEY_CTRL_DSA_PARAMGEN_Q_BITS (EVP_PKEY_ALG_CTRL + 2) +#define EVP_PKEY_CTRL_DSA_PARAMGEN_MD (EVP_PKEY_ALG_CTRL + 3) /* BEGIN ERROR CODES */ /* The following lines are auto generated by the script mkerr.pl. Any changes @@ -290,33 +267,39 @@ void ERR_load_DSA_strings(void); /* Function codes. */ #define DSA_F_D2I_DSA_SIG 110 +#define DSA_F_DO_DSA_PRINT 104 #define DSA_F_DSAPARAMS_PRINT 100 #define DSA_F_DSAPARAMS_PRINT_FP 101 -#define DSA_F_DSA_BUILTIN_KEYGEN 119 -#define DSA_F_DSA_BUILTIN_PARAMGEN 118 #define DSA_F_DSA_DO_SIGN 112 #define DSA_F_DSA_DO_VERIFY 113 -#define DSA_F_DSA_GENERATE_PARAMETERS 117 #define DSA_F_DSA_NEW_METHOD 103 -#define DSA_F_DSA_PRINT 104 +#define DSA_F_DSA_PARAM_DECODE 119 #define DSA_F_DSA_PRINT_FP 105 -#define DSA_F_DSA_SET_DEFAULT_METHOD 115 -#define DSA_F_DSA_SET_METHOD 116 +#define DSA_F_DSA_PRIV_DECODE 115 +#define DSA_F_DSA_PRIV_ENCODE 116 +#define DSA_F_DSA_PUB_DECODE 117 +#define DSA_F_DSA_PUB_ENCODE 118 #define DSA_F_DSA_SIGN 106 #define DSA_F_DSA_SIGN_SETUP 107 #define DSA_F_DSA_SIG_NEW 109 #define DSA_F_DSA_VERIFY 108 #define DSA_F_I2D_DSA_SIG 111 +#define DSA_F_OLD_DSA_PRIV_DECODE 122 +#define DSA_F_PKEY_DSA_CTRL 120 +#define DSA_F_PKEY_DSA_KEYGEN 121 #define DSA_F_SIG_CB 114 /* Reason codes. */ #define DSA_R_BAD_Q_VALUE 102 +#define DSA_R_BN_DECODE_ERROR 108 +#define DSA_R_BN_ERROR 109 #define DSA_R_DATA_TOO_LARGE_FOR_KEY_SIZE 100 -#define DSA_R_KEY_SIZE_TOO_SMALL 106 +#define DSA_R_DECODE_ERROR 104 +#define DSA_R_INVALID_DIGEST_TYPE 106 #define DSA_R_MISSING_PARAMETERS 101 #define DSA_R_MODULUS_TOO_LARGE 103 -#define DSA_R_NON_FIPS_METHOD 104 -#define DSA_R_OPERATION_NOT_ALLOWED_IN_FIPS_MODE 105 +#define DSA_R_NO_PARAMETERS_SET 107 +#define DSA_R_PARAMETER_ENCODING_ERROR 105 #ifdef __cplusplus } diff --git a/openssl/crypto/dsa/dsa_ameth.c b/openssl/crypto/dsa/dsa_ameth.c new file mode 100644 index 000000000..5482330c8 --- /dev/null +++ b/openssl/crypto/dsa/dsa_ameth.c @@ -0,0 +1,657 @@ +/* Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL + * project 2006. + */ +/* ==================================================================== + * Copyright (c) 2006 The OpenSSL Project. All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * 1. Redistributions of source code must retain the above copyright + * 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 + * the documentation and/or other materials provided with the + * distribution. + * + * 3. All advertising materials mentioning features or use of this + * software must display the following acknowledgment: + * "This product includes software developed by the OpenSSL Project + * for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)" + * + * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to + * endorse or promote products derived from this software without + * prior written permission. For written permission, please contact + * licensing@OpenSSL.org. + * + * 5. Products derived from this software may not be called "OpenSSL" + * nor may "OpenSSL" appear in their names without prior written + * permission of the OpenSSL Project. + * + * 6. Redistributions of any form whatsoever must retain the following + * acknowledgment: + * "This product includes software developed by the OpenSSL Project + * for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)" + * + * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY + * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR + * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR + * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, + * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT + * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; + * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, + * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED + * OF THE POSSIBILITY OF SUCH DAMAGE. + * ==================================================================== + * + * This product includes cryptographic software written by Eric Young + * (eay@cryptsoft.com). This product includes software written by Tim + * Hudson (tjh@cryptsoft.com). + * + */ + +#include <stdio.h> +#include "cryptlib.h" +#include <openssl/x509.h> +#include <openssl/asn1.h> +#include <openssl/dsa.h> +#include <openssl/bn.h> +#ifndef OPENSSL_NO_CMS +#include <openssl/cms.h> +#endif +#include "asn1_locl.h" + +static int dsa_pub_decode(EVP_PKEY *pkey, X509_PUBKEY *pubkey) + { + const unsigned char *p, *pm; + int pklen, pmlen; + int ptype; + void *pval; + ASN1_STRING *pstr; + X509_ALGOR *palg; + ASN1_INTEGER *public_key = NULL; + + DSA *dsa = NULL; + + if (!X509_PUBKEY_get0_param(NULL, &p, &pklen, &palg, pubkey)) + return 0; + X509_ALGOR_get0(NULL, &ptype, &pval, palg); + + + if (ptype == V_ASN1_SEQUENCE) + { + pstr = pval; + pm = pstr->data; + pmlen = pstr->length; + + if (!(dsa = d2i_DSAparams(NULL, &pm, pmlen))) + { + DSAerr(DSA_F_DSA_PUB_DECODE, DSA_R_DECODE_ERROR); + goto err; + } + + } + else if ((ptype == V_ASN1_NULL) || (ptype == V_ASN1_UNDEF)) + { + if (!(dsa = DSA_new())) + { + DSAerr(DSA_F_DSA_PUB_DECODE, ERR_R_MALLOC_FAILURE); + goto err; + } + } + else + { + DSAerr(DSA_F_DSA_PUB_DECODE, DSA_R_PARAMETER_ENCODING_ERROR); + goto err; + } + + if (!(public_key=d2i_ASN1_INTEGER(NULL, &p, pklen))) + { + DSAerr(DSA_F_DSA_PUB_DECODE, DSA_R_DECODE_ERROR); + goto err; + } + + if (!(dsa->pub_key = ASN1_INTEGER_to_BN(public_key, NULL))) + { + DSAerr(DSA_F_DSA_PUB_DECODE, DSA_R_BN_DECODE_ERROR); + goto err; + } + + ASN1_INTEGER_free(public_key); + EVP_PKEY_assign_DSA(pkey, dsa); + return 1; + + err: + if (public_key) + ASN1_INTEGER_free(public_key); + if (dsa) + DSA_free(dsa); + return 0; + + } + +static int dsa_pub_encode(X509_PUBKEY *pk, const EVP_PKEY *pkey) + { + DSA *dsa; + void *pval = NULL; + int ptype; + unsigned char *penc = NULL; + int penclen; + + dsa=pkey->pkey.dsa; + if (pkey->save_parameters && dsa->p && dsa->q && dsa->g) + { + ASN1_STRING *str; + str = ASN1_STRING_new(); + str->length = i2d_DSAparams(dsa, &str->data); + if (str->length <= 0) + { + DSAerr(DSA_F_DSA_PUB_ENCODE, ERR_R_MALLOC_FAILURE); + goto err; + } + pval = str; + ptype = V_ASN1_SEQUENCE; + } + else + ptype = V_ASN1_UNDEF; + + dsa->write_params=0; + + penclen = i2d_DSAPublicKey(dsa, &penc); + + if (penclen <= 0) + { + DSAerr(DSA_F_DSA_PUB_ENCODE, ERR_R_MALLOC_FAILURE); + goto err; + } + + if (X509_PUBKEY_set0_param(pk, OBJ_nid2obj(EVP_PKEY_DSA), + ptype, pval, penc, penclen)) + return 1; + + err: + if (penc) + OPENSSL_free(penc); + if (pval) + ASN1_STRING_free(pval); + + return 0; + } + +/* In PKCS#8 DSA: you just get a private key integer and parameters in the + * AlgorithmIdentifier the pubkey must be recalculated. + */ + +static int dsa_priv_decode(EVP_PKEY *pkey, PKCS8_PRIV_KEY_INFO *p8) + { + const unsigned char *p, *pm; + int pklen, pmlen; + int ptype; + void *pval; + ASN1_STRING *pstr; + X509_ALGOR *palg; + ASN1_INTEGER *privkey = NULL; + BN_CTX *ctx = NULL; + + STACK_OF(ASN1_TYPE) *ndsa = NULL; + DSA *dsa = NULL; + + if (!PKCS8_pkey_get0(NULL, &p, &pklen, &palg, p8)) + return 0; + X509_ALGOR_get0(NULL, &ptype, &pval, palg); + + /* Check for broken DSA PKCS#8, UGH! */ + if (*p == (V_ASN1_SEQUENCE|V_ASN1_CONSTRUCTED)) + { + ASN1_TYPE *t1, *t2; + if(!(ndsa = d2i_ASN1_SEQUENCE_ANY(NULL, &p, pklen))); + goto decerr; + if (sk_ASN1_TYPE_num(ndsa) != 2) + goto decerr; + /* Handle Two broken types: + * SEQUENCE {parameters, priv_key} + * SEQUENCE {pub_key, priv_key} + */ + + t1 = sk_ASN1_TYPE_value(ndsa, 0); + t2 = sk_ASN1_TYPE_value(ndsa, 1); + if (t1->type == V_ASN1_SEQUENCE) + { + p8->broken = PKCS8_EMBEDDED_PARAM; + pval = t1->value.ptr; + } + else if (ptype == V_ASN1_SEQUENCE) + p8->broken = PKCS8_NS_DB; + else + goto decerr; + + if (t2->type != V_ASN1_INTEGER) + goto decerr; + + privkey = t2->value.integer; + } + else + { + const unsigned char *q = p; + if (!(privkey=d2i_ASN1_INTEGER(NULL, &p, pklen))) + goto decerr; + if (privkey->type == V_ASN1_NEG_INTEGER) + { + p8->broken = PKCS8_NEG_PRIVKEY; + ASN1_INTEGER_free(privkey); + if (!(privkey=d2i_ASN1_UINTEGER(NULL, &q, pklen))) + goto decerr; + } + if (ptype != V_ASN1_SEQUENCE) + goto decerr; + } + + pstr = pval; + pm = pstr->data; + pmlen = pstr->length; + if (!(dsa = d2i_DSAparams(NULL, &pm, pmlen))) + goto decerr; + /* We have parameters now set private key */ + if (!(dsa->priv_key = ASN1_INTEGER_to_BN(privkey, NULL))) + { + DSAerr(DSA_F_DSA_PRIV_DECODE,DSA_R_BN_ERROR); + goto dsaerr; + } + /* Calculate public key */ + if (!(dsa->pub_key = BN_new())) + { + DSAerr(DSA_F_DSA_PRIV_DECODE, ERR_R_MALLOC_FAILURE); + goto dsaerr; + } + if (!(ctx = BN_CTX_new())) + { + DSAerr(DSA_F_DSA_PRIV_DECODE, ERR_R_MALLOC_FAILURE); + goto dsaerr; + } + + if (!BN_mod_exp(dsa->pub_key, dsa->g, dsa->priv_key, dsa->p, ctx)) + { + DSAerr(DSA_F_DSA_PRIV_DECODE,DSA_R_BN_ERROR); + goto dsaerr; + } + + EVP_PKEY_assign_DSA(pkey, dsa); + BN_CTX_free (ctx); + if(ndsa) + sk_ASN1_TYPE_pop_free(ndsa, ASN1_TYPE_free); + else + ASN1_INTEGER_free(privkey); + + return 1; + + decerr: + DSAerr(DSA_F_DSA_PRIV_DECODE, EVP_R_DECODE_ERROR); + dsaerr: + BN_CTX_free (ctx); + if (privkey) + ASN1_INTEGER_free(privkey); + sk_ASN1_TYPE_pop_free(ndsa, ASN1_TYPE_free); + DSA_free(dsa); + return 0; + } + +static int dsa_priv_encode(PKCS8_PRIV_KEY_INFO *p8, const EVP_PKEY *pkey) +{ + ASN1_STRING *params = NULL; + ASN1_INTEGER *prkey = NULL; + unsigned char *dp = NULL; + int dplen; + + params = ASN1_STRING_new(); + + if (!params) + { + DSAerr(DSA_F_DSA_PRIV_ENCODE,ERR_R_MALLOC_FAILURE); + goto err; + } + + params->length = i2d_DSAparams(pkey->pkey.dsa, ¶ms->data); + if (params->length <= 0) + { + DSAerr(DSA_F_DSA_PRIV_ENCODE,ERR_R_MALLOC_FAILURE); + goto err; + } + params->type = V_ASN1_SEQUENCE; + + /* Get private key into integer */ + prkey = BN_to_ASN1_INTEGER(pkey->pkey.dsa->priv_key, NULL); + + if (!prkey) + { + DSAerr(DSA_F_DSA_PRIV_ENCODE,DSA_R_BN_ERROR); + goto err; + } + + dplen = i2d_ASN1_INTEGER(prkey, &dp); + + ASN1_INTEGER_free(prkey); + + if (!PKCS8_pkey_set0(p8, OBJ_nid2obj(NID_dsa), 0, + V_ASN1_SEQUENCE, params, dp, dplen)) + goto err; + + return 1; + +err: + if (dp != NULL) + OPENSSL_free(dp); + if (params != NULL) + ASN1_STRING_free(params); + if (prkey != NULL) + ASN1_INTEGER_free(prkey); + return 0; +} + +static int int_dsa_size(const EVP_PKEY *pkey) + { + return(DSA_size(pkey->pkey.dsa)); + } + +static int dsa_bits(const EVP_PKEY *pkey) + { + return BN_num_bits(pkey->pkey.dsa->p); + } + +static int dsa_missing_parameters(const EVP_PKEY *pkey) + { + DSA *dsa; + dsa=pkey->pkey.dsa; + if ((dsa->p == NULL) || (dsa->q == NULL) || (dsa->g == NULL)) + return 1; + return 0; + } + +static int dsa_copy_parameters(EVP_PKEY *to, const EVP_PKEY *from) + { + BIGNUM *a; + + if ((a=BN_dup(from->pkey.dsa->p)) == NULL) + return 0; + if (to->pkey.dsa->p != NULL) + BN_free(to->pkey.dsa->p); + to->pkey.dsa->p=a; + + if ((a=BN_dup(from->pkey.dsa->q)) == NULL) + return 0; + if (to->pkey.dsa->q != NULL) + BN_free(to->pkey.dsa->q); + to->pkey.dsa->q=a; + + if ((a=BN_dup(from->pkey.dsa->g)) == NULL) + return 0; + if (to->pkey.dsa->g != NULL) + BN_free(to->pkey.dsa->g); + to->pkey.dsa->g=a; + return 1; + } + +static int dsa_cmp_parameters(const EVP_PKEY *a, const EVP_PKEY *b) + { + if ( BN_cmp(a->pkey.dsa->p,b->pkey.dsa->p) || + BN_cmp(a->pkey.dsa->q,b->pkey.dsa->q) || + BN_cmp(a->pkey.dsa->g,b->pkey.dsa->g)) + return 0; + else + return 1; + } + +static int dsa_pub_cmp(const EVP_PKEY *a, const EVP_PKEY *b) + { + if (BN_cmp(b->pkey.dsa->pub_key,a->pkey.dsa->pub_key) != 0) + return 0; + else + return 1; + } + +static void int_dsa_free(EVP_PKEY *pkey) + { + DSA_free(pkey->pkey.dsa); + } + +static void update_buflen(const BIGNUM *b, size_t *pbuflen) + { + size_t i; + if (!b) + return; + if (*pbuflen < (i = (size_t)BN_num_bytes(b))) + *pbuflen = i; + } + +static int do_dsa_print(BIO *bp, const DSA *x, int off, int ptype) + { + unsigned char *m=NULL; + int ret=0; + size_t buf_len=0; + const char *ktype = NULL; + + const BIGNUM *priv_key, *pub_key; + + if (ptype == 2) + priv_key = x->priv_key; + else + priv_key = NULL; + + if (ptype > 0) + pub_key = x->pub_key; + else + pub_key = NULL; + + if (ptype == 2) + ktype = "Private-Key"; + else if (ptype == 1) + ktype = "Public-Key"; + else + ktype = "DSA-Parameters"; + + update_buflen(x->p, &buf_len); + update_buflen(x->q, &buf_len); + update_buflen(x->g, &buf_len); + update_buflen(priv_key, &buf_len); + update_buflen(pub_key, &buf_len); + + m=(unsigned char *)OPENSSL_malloc(buf_len+10); + if (m == NULL) + { + DSAerr(DSA_F_DO_DSA_PRINT,ERR_R_MALLOC_FAILURE); + goto err; + } + + if (priv_key) + { + if(!BIO_indent(bp,off,128)) + goto err; + if (BIO_printf(bp,"%s: (%d bit)\n",ktype, BN_num_bits(x->p)) + <= 0) goto err; + } + + if (!ASN1_bn_print(bp,"priv:",priv_key,m,off)) + goto err; + if (!ASN1_bn_print(bp,"pub: ",pub_key,m,off)) + goto err; + if (!ASN1_bn_print(bp,"P: ",x->p,m,off)) goto err; + if (!ASN1_bn_print(bp,"Q: ",x->q,m,off)) goto err; + if (!ASN1_bn_print(bp,"G: ",x->g,m,off)) goto err; + ret=1; +err: + if (m != NULL) OPENSSL_free(m); + return(ret); + } + +static int dsa_param_decode(EVP_PKEY *pkey, + const unsigned char **pder, int derlen) + { + DSA *dsa; + if (!(dsa = d2i_DSAparams(NULL, pder, derlen))) + { + DSAerr(DSA_F_DSA_PARAM_DECODE, ERR_R_DSA_LIB); + return 0; + } + EVP_PKEY_assign_DSA(pkey, dsa); + return 1; + } + +static int dsa_param_encode(const EVP_PKEY *pkey, unsigned char **pder) + { + return i2d_DSAparams(pkey->pkey.dsa, pder); + } + +static int dsa_param_print(BIO *bp, const EVP_PKEY *pkey, int indent, + ASN1_PCTX *ctx) + { + return do_dsa_print(bp, pkey->pkey.dsa, indent, 0); + } + +static int dsa_pub_print(BIO *bp, const EVP_PKEY *pkey, int indent, + ASN1_PCTX *ctx) + { + return do_dsa_print(bp, pkey->pkey.dsa, indent, 1); + } + + +static int dsa_priv_print(BIO *bp, const EVP_PKEY *pkey, int indent, + ASN1_PCTX *ctx) + { + return do_dsa_print(bp, pkey->pkey.dsa, indent, 2); + } + +static int old_dsa_priv_decode(EVP_PKEY *pkey, + const unsigned char **pder, int derlen) + { + DSA *dsa; + if (!(dsa = d2i_DSAPrivateKey (NULL, pder, derlen))) + { + DSAerr(DSA_F_OLD_DSA_PRIV_DECODE, ERR_R_DSA_LIB); + return 0; + } + EVP_PKEY_assign_DSA(pkey, dsa); + return 1; + } + +static int old_dsa_priv_encode(const EVP_PKEY *pkey, unsigned char **pder) + { + return i2d_DSAPrivateKey(pkey->pkey.dsa, pder); + } + +static int dsa_pkey_ctrl(EVP_PKEY *pkey, int op, long arg1, void *arg2) + { + switch (op) + { + case ASN1_PKEY_CTRL_PKCS7_SIGN: + if (arg1 == 0) + { + int snid, hnid; + X509_ALGOR *alg1, *alg2; + PKCS7_SIGNER_INFO_get0_algs(arg2, NULL, &alg1, &alg2); + if (alg1 == NULL || alg1->algorithm == NULL) + return -1; + hnid = OBJ_obj2nid(alg1->algorithm); + if (hnid == NID_undef) + return -1; + if (!OBJ_find_sigid_by_algs(&snid, hnid, EVP_PKEY_id(pkey))) + return -1; + X509_ALGOR_set0(alg2, OBJ_nid2obj(snid), V_ASN1_UNDEF, 0); + } + return 1; +#ifndef OPENSSL_NO_CMS + case ASN1_PKEY_CTRL_CMS_SIGN: + if (arg1 == 0) + { + int snid, hnid; + X509_ALGOR *alg1, *alg2; + CMS_SignerInfo_get0_algs(arg2, NULL, NULL, &alg1, &alg2); + if (alg1 == NULL || alg1->algorithm == NULL) + return -1; + hnid = OBJ_obj2nid(alg1->algorithm); + if (hnid == NID_undef) + return -1; + if (!OBJ_find_sigid_by_algs(&snid, hnid, EVP_PKEY_id(pkey))) + return -1; + X509_ALGOR_set0(alg2, OBJ_nid2obj(snid), V_ASN1_UNDEF, 0); + } + return 1; +#endif + + case ASN1_PKEY_CTRL_DEFAULT_MD_NID: + *(int *)arg2 = NID_sha1; + return 2; + + default: + return -2; + + } + + } + +/* NB these are sorted in pkey_id order, lowest first */ + +const EVP_PKEY_ASN1_METHOD dsa_asn1_meths[] = + { + + { + EVP_PKEY_DSA2, + EVP_PKEY_DSA, + ASN1_PKEY_ALIAS + }, + + { + EVP_PKEY_DSA1, + EVP_PKEY_DSA, + ASN1_PKEY_ALIAS + }, + + { + EVP_PKEY_DSA4, + EVP_PKEY_DSA, + ASN1_PKEY_ALIAS + }, + + { + EVP_PKEY_DSA3, + EVP_PKEY_DSA, + ASN1_PKEY_ALIAS + }, + + { + EVP_PKEY_DSA, + EVP_PKEY_DSA, + 0, + + "DSA", + "OpenSSL DSA method", + + dsa_pub_decode, + dsa_pub_encode, + dsa_pub_cmp, + dsa_pub_print, + + dsa_priv_decode, + dsa_priv_encode, + dsa_priv_print, + + int_dsa_size, + dsa_bits, + + dsa_param_decode, + dsa_param_encode, + dsa_missing_parameters, + dsa_copy_parameters, + dsa_cmp_parameters, + dsa_param_print, + + int_dsa_free, + dsa_pkey_ctrl, + old_dsa_priv_decode, + old_dsa_priv_encode + } + }; + diff --git a/openssl/crypto/dsa/dsa_asn1.c b/openssl/crypto/dsa/dsa_asn1.c index 0645facb4..c37460b2d 100644 --- a/openssl/crypto/dsa/dsa_asn1.c +++ b/openssl/crypto/dsa/dsa_asn1.c @@ -3,7 +3,7 @@ * project 2000. */ /* ==================================================================== - * Copyright (c) 2000 The OpenSSL Project. All rights reserved. + * Copyright (c) 2000-2005 The OpenSSL Project. All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions @@ -61,24 +61,23 @@ #include <openssl/dsa.h> #include <openssl/asn1.h> #include <openssl/asn1t.h> -#include <openssl/bn.h> -#ifdef OPENSSL_FIPS -#include <openssl/fips.h> -#endif - /* Override the default new methods */ -static int sig_cb(int operation, ASN1_VALUE **pval, const ASN1_ITEM *it) +static int sig_cb(int operation, ASN1_VALUE **pval, const ASN1_ITEM *it, + void *exarg) { if(operation == ASN1_OP_NEW_PRE) { DSA_SIG *sig; sig = OPENSSL_malloc(sizeof(DSA_SIG)); + if (!sig) + { + DSAerr(DSA_F_SIG_CB, ERR_R_MALLOC_FAILURE); + return 0; + } sig->r = NULL; sig->s = NULL; *pval = (ASN1_VALUE *)sig; - if(sig) return 2; - DSAerr(DSA_F_SIG_CB, ERR_R_MALLOC_FAILURE); - return 0; + return 2; } return 1; } @@ -88,10 +87,11 @@ ASN1_SEQUENCE_cb(DSA_SIG, sig_cb) = { ASN1_SIMPLE(DSA_SIG, s, CBIGNUM) } ASN1_SEQUENCE_END_cb(DSA_SIG, DSA_SIG) -IMPLEMENT_ASN1_ENCODE_FUNCTIONS_const_fname(DSA_SIG,DSA_SIG,DSA_SIG) +IMPLEMENT_ASN1_FUNCTIONS_const(DSA_SIG) /* Override the default free and new methods */ -static int dsa_cb(int operation, ASN1_VALUE **pval, const ASN1_ITEM *it) +static int dsa_cb(int operation, ASN1_VALUE **pval, const ASN1_ITEM *it, + void *exarg) { if(operation == ASN1_OP_NEW_PRE) { *pval = (ASN1_VALUE *)DSA_new(); @@ -144,75 +144,7 @@ ASN1_CHOICE_cb(DSAPublicKey, dsa_cb) = { IMPLEMENT_ASN1_ENCODE_FUNCTIONS_const_fname(DSA, DSAPublicKey, DSAPublicKey) -int DSA_sign(int type, const unsigned char *dgst, int dlen, unsigned char *sig, - unsigned int *siglen, DSA *dsa) - { - DSA_SIG *s; -#ifdef OPENSSL_FIPS - if(FIPS_mode() && !(dsa->flags & DSA_FLAG_NON_FIPS_ALLOW)) - { - DSAerr(DSA_F_DSA_SIGN, DSA_R_OPERATION_NOT_ALLOWED_IN_FIPS_MODE); - return 0; - } -#endif - s=DSA_do_sign(dgst,dlen,dsa); - if (s == NULL) - { - *siglen=0; - return(0); - } - *siglen=i2d_DSA_SIG(s,&sig); - DSA_SIG_free(s); - return(1); - } - -int DSA_size(const DSA *r) - { - int ret,i; - ASN1_INTEGER bs; - unsigned char buf[4]; /* 4 bytes looks really small. - However, i2d_ASN1_INTEGER() will not look - beyond the first byte, as long as the second - parameter is NULL. */ - - i=BN_num_bits(r->q); - bs.length=(i+7)/8; - bs.data=buf; - bs.type=V_ASN1_INTEGER; - /* If the top bit is set the asn1 encoding is 1 larger. */ - buf[0]=0xff; - - i=i2d_ASN1_INTEGER(&bs,NULL); - i+=i; /* r and s */ - ret=ASN1_object_size(1,i,V_ASN1_SEQUENCE); - return(ret); - } - -/* data has already been hashed (probably with SHA or SHA-1). */ -/* returns - * 1: correct signature - * 0: incorrect signature - * -1: error - */ -int DSA_verify(int type, const unsigned char *dgst, int dgst_len, - const unsigned char *sigbuf, int siglen, DSA *dsa) +DSA *DSAparams_dup(DSA *dsa) { - DSA_SIG *s; - int ret=-1; -#ifdef OPENSSL_FIPS - if(FIPS_mode() && !(dsa->flags & DSA_FLAG_NON_FIPS_ALLOW)) - { - DSAerr(DSA_F_DSA_VERIFY, DSA_R_OPERATION_NOT_ALLOWED_IN_FIPS_MODE); - return 0; - } -#endif - - s = DSA_SIG_new(); - if (s == NULL) return(ret); - if (d2i_DSA_SIG(&s,&sigbuf,siglen) == NULL) goto err; - ret=DSA_do_verify(dgst,dgst_len,s,dsa); -err: - DSA_SIG_free(s); - return(ret); + return ASN1_item_dup(ASN1_ITEM_rptr(DSAparams), dsa); } - diff --git a/openssl/crypto/dsa/dsa_err.c b/openssl/crypto/dsa/dsa_err.c index 872839af9..bba984e92 100644 --- a/openssl/crypto/dsa/dsa_err.c +++ b/openssl/crypto/dsa/dsa_err.c @@ -1,6 +1,6 @@ /* crypto/dsa/dsa_err.c */ /* ==================================================================== - * Copyright (c) 1999-2007 The OpenSSL Project. All rights reserved. + * Copyright (c) 1999-2006 The OpenSSL Project. All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions @@ -71,23 +71,26 @@ static ERR_STRING_DATA DSA_str_functs[]= { {ERR_FUNC(DSA_F_D2I_DSA_SIG), "d2i_DSA_SIG"}, +{ERR_FUNC(DSA_F_DO_DSA_PRINT), "DO_DSA_PRINT"}, {ERR_FUNC(DSA_F_DSAPARAMS_PRINT), "DSAparams_print"}, {ERR_FUNC(DSA_F_DSAPARAMS_PRINT_FP), "DSAparams_print_fp"}, -{ERR_FUNC(DSA_F_DSA_BUILTIN_KEYGEN), "DSA_BUILTIN_KEYGEN"}, -{ERR_FUNC(DSA_F_DSA_BUILTIN_PARAMGEN), "DSA_BUILTIN_PARAMGEN"}, {ERR_FUNC(DSA_F_DSA_DO_SIGN), "DSA_do_sign"}, {ERR_FUNC(DSA_F_DSA_DO_VERIFY), "DSA_do_verify"}, -{ERR_FUNC(DSA_F_DSA_GENERATE_PARAMETERS), "DSA_generate_parameters"}, {ERR_FUNC(DSA_F_DSA_NEW_METHOD), "DSA_new_method"}, -{ERR_FUNC(DSA_F_DSA_PRINT), "DSA_print"}, +{ERR_FUNC(DSA_F_DSA_PARAM_DECODE), "DSA_PARAM_DECODE"}, {ERR_FUNC(DSA_F_DSA_PRINT_FP), "DSA_print_fp"}, -{ERR_FUNC(DSA_F_DSA_SET_DEFAULT_METHOD), "DSA_set_default_method"}, -{ERR_FUNC(DSA_F_DSA_SET_METHOD), "DSA_set_method"}, +{ERR_FUNC(DSA_F_DSA_PRIV_DECODE), "DSA_PRIV_DECODE"}, +{ERR_FUNC(DSA_F_DSA_PRIV_ENCODE), "DSA_PRIV_ENCODE"}, +{ERR_FUNC(DSA_F_DSA_PUB_DECODE), "DSA_PUB_DECODE"}, +{ERR_FUNC(DSA_F_DSA_PUB_ENCODE), "DSA_PUB_ENCODE"}, {ERR_FUNC(DSA_F_DSA_SIGN), "DSA_sign"}, {ERR_FUNC(DSA_F_DSA_SIGN_SETUP), "DSA_sign_setup"}, {ERR_FUNC(DSA_F_DSA_SIG_NEW), "DSA_SIG_new"}, {ERR_FUNC(DSA_F_DSA_VERIFY), "DSA_verify"}, {ERR_FUNC(DSA_F_I2D_DSA_SIG), "i2d_DSA_SIG"}, +{ERR_FUNC(DSA_F_OLD_DSA_PRIV_DECODE), "OLD_DSA_PRIV_DECODE"}, +{ERR_FUNC(DSA_F_PKEY_DSA_CTRL), "PKEY_DSA_CTRL"}, +{ERR_FUNC(DSA_F_PKEY_DSA_KEYGEN), "PKEY_DSA_KEYGEN"}, {ERR_FUNC(DSA_F_SIG_CB), "SIG_CB"}, {0,NULL} }; @@ -95,12 +98,15 @@ static ERR_STRING_DATA DSA_str_functs[]= static ERR_STRING_DATA DSA_str_reasons[]= { {ERR_REASON(DSA_R_BAD_Q_VALUE) ,"bad q value"}, +{ERR_REASON(DSA_R_BN_DECODE_ERROR) ,"bn decode error"}, +{ERR_REASON(DSA_R_BN_ERROR) ,"bn error"}, {ERR_REASON(DSA_R_DATA_TOO_LARGE_FOR_KEY_SIZE),"data too large for key size"}, -{ERR_REASON(DSA_R_KEY_SIZE_TOO_SMALL) ,"key size too small"}, +{ERR_REASON(DSA_R_DECODE_ERROR) ,"decode error"}, +{ERR_REASON(DSA_R_INVALID_DIGEST_TYPE) ,"invalid digest type"}, {ERR_REASON(DSA_R_MISSING_PARAMETERS) ,"missing parameters"}, {ERR_REASON(DSA_R_MODULUS_TOO_LARGE) ,"modulus too large"}, -{ERR_REASON(DSA_R_NON_FIPS_METHOD) ,"non fips method"}, -{ERR_REASON(DSA_R_OPERATION_NOT_ALLOWED_IN_FIPS_MODE),"operation not allowed in fips mode"}, +{ERR_REASON(DSA_R_NO_PARAMETERS_SET) ,"no parameters set"}, +{ERR_REASON(DSA_R_PARAMETER_ENCODING_ERROR),"parameter encoding error"}, {0,NULL} }; diff --git a/openssl/crypto/dsa/dsa_gen.c b/openssl/crypto/dsa/dsa_gen.c index 6f1728e3c..0fcd25f8b 100644 --- a/openssl/crypto/dsa/dsa_gen.c +++ b/openssl/crypto/dsa/dsa_gen.c @@ -74,69 +74,88 @@ #ifndef OPENSSL_NO_SHA #include <stdio.h> -#include <time.h> #include "cryptlib.h" #include <openssl/evp.h> #include <openssl/bn.h> -#include <openssl/dsa.h> #include <openssl/rand.h> #include <openssl/sha.h> - -#ifndef OPENSSL_FIPS - -static int dsa_builtin_paramgen(DSA *ret, int bits, - unsigned char *seed_in, int seed_len, - int *counter_ret, unsigned long *h_ret, BN_GENCB *cb); +#include "dsa_locl.h" int DSA_generate_parameters_ex(DSA *ret, int bits, - unsigned char *seed_in, int seed_len, + const unsigned char *seed_in, int seed_len, int *counter_ret, unsigned long *h_ret, BN_GENCB *cb) { if(ret->meth->dsa_paramgen) return ret->meth->dsa_paramgen(ret, bits, seed_in, seed_len, counter_ret, h_ret, cb); - return dsa_builtin_paramgen(ret, bits, seed_in, seed_len, - counter_ret, h_ret, cb); + else + { + const EVP_MD *evpmd; + size_t qbits = bits >= 2048 ? 256 : 160; + + if (bits >= 2048) + { + qbits = 256; + evpmd = EVP_sha256(); + } + else + { + qbits = 160; + evpmd = EVP_sha1(); + } + + return dsa_builtin_paramgen(ret, bits, qbits, evpmd, + seed_in, seed_len, counter_ret, h_ret, cb); + } } -static int dsa_builtin_paramgen(DSA *ret, int bits, - unsigned char *seed_in, int seed_len, - int *counter_ret, unsigned long *h_ret, BN_GENCB *cb) +int dsa_builtin_paramgen(DSA *ret, size_t bits, size_t qbits, + const EVP_MD *evpmd, const unsigned char *seed_in, size_t seed_len, + int *counter_ret, unsigned long *h_ret, BN_GENCB *cb) { int ok=0; - unsigned char seed[SHA_DIGEST_LENGTH]; - unsigned char md[SHA_DIGEST_LENGTH]; - unsigned char buf[SHA_DIGEST_LENGTH],buf2[SHA_DIGEST_LENGTH]; + unsigned char seed[SHA256_DIGEST_LENGTH]; + unsigned char md[SHA256_DIGEST_LENGTH]; + unsigned char buf[SHA256_DIGEST_LENGTH],buf2[SHA256_DIGEST_LENGTH]; BIGNUM *r0,*W,*X,*c,*test; BIGNUM *g=NULL,*q=NULL,*p=NULL; BN_MONT_CTX *mont=NULL; - int k,n=0,i,b,m=0; + int i, k,n=0,b,m=0, qsize = qbits >> 3; int counter=0; int r=0; BN_CTX *ctx=NULL; unsigned int h=2; - if (bits < 512) bits=512; - bits=(bits+63)/64*64; + if (qsize != SHA_DIGEST_LENGTH && qsize != SHA224_DIGEST_LENGTH && + qsize != SHA256_DIGEST_LENGTH) + /* invalid q size */ + return 0; + + if (evpmd == NULL) + /* use SHA1 as default */ + evpmd = EVP_sha1(); + + if (bits < 512) + bits = 512; + + bits = (bits+63)/64*64; /* NB: seed_len == 0 is special case: copy generated seed to * seed_in if it is not NULL. */ - if (seed_len && (seed_len < 20)) - seed_in = NULL; /* seed buffer too small -- ignore */ - if (seed_len > 20) - seed_len = 20; /* App. 2.2 of FIPS PUB 186 allows larger SEED, - * but our internal buffers are restricted to 160 bits*/ - if ((seed_in != NULL) && (seed_len == 20)) - { - memcpy(seed,seed_in,seed_len); - /* set seed_in to NULL to avoid it being copied back */ - seed_in = NULL; - } - - if ((ctx=BN_CTX_new()) == NULL) goto err; + if (seed_len && (seed_len < (size_t)qsize)) + seed_in = NULL; /* seed buffer too small -- ignore */ + if (seed_len > (size_t)qsize) + seed_len = qsize; /* App. 2.2 of FIPS PUB 186 allows larger SEED, + * but our internal buffers are restricted to 160 bits*/ + if (seed_in != NULL) + memcpy(seed, seed_in, seed_len); + + if ((ctx=BN_CTX_new()) == NULL) + goto err; - if ((mont=BN_MONT_CTX_new()) == NULL) goto err; + if ((mont=BN_MONT_CTX_new()) == NULL) + goto err; BN_CTX_start(ctx); r0 = BN_CTX_get(ctx); @@ -163,7 +182,7 @@ static int dsa_builtin_paramgen(DSA *ret, int bits, if (!seed_len) { - RAND_pseudo_bytes(seed,SHA_DIGEST_LENGTH); + RAND_pseudo_bytes(seed, qsize); seed_is_random = 1; } else @@ -171,25 +190,27 @@ static int dsa_builtin_paramgen(DSA *ret, int bits, seed_is_random = 0; seed_len=0; /* use random seed if 'seed_in' turns out to be bad*/ } - memcpy(buf,seed,SHA_DIGEST_LENGTH); - memcpy(buf2,seed,SHA_DIGEST_LENGTH); + memcpy(buf , seed, qsize); + memcpy(buf2, seed, qsize); /* precompute "SEED + 1" for step 7: */ - for (i=SHA_DIGEST_LENGTH-1; i >= 0; i--) + for (i = qsize-1; i >= 0; i--) { buf[i]++; - if (buf[i] != 0) break; + if (buf[i] != 0) + break; } /* step 2 */ - EVP_Digest(seed,SHA_DIGEST_LENGTH,md,NULL,HASH, NULL); - EVP_Digest(buf,SHA_DIGEST_LENGTH,buf2,NULL,HASH, NULL); - for (i=0; i<SHA_DIGEST_LENGTH; i++) + EVP_Digest(seed, qsize, md, NULL, evpmd, NULL); + EVP_Digest(buf, qsize, buf2, NULL, evpmd, NULL); + for (i = 0; i < qsize; i++) md[i]^=buf2[i]; /* step 3 */ - md[0]|=0x80; - md[SHA_DIGEST_LENGTH-1]|=0x01; - if (!BN_bin2bn(md,SHA_DIGEST_LENGTH,q)) goto err; + md[0] |= 0x80; + md[qsize-1] |= 0x01; + if (!BN_bin2bn(md, qsize, q)) + goto err; /* step 4 */ r = BN_is_prime_fasttest_ex(q, DSS_prime_checks, ctx, @@ -224,18 +245,19 @@ static int dsa_builtin_paramgen(DSA *ret, int bits, for (k=0; k<=n; k++) { /* obtain "SEED + offset + k" by incrementing: */ - for (i=SHA_DIGEST_LENGTH-1; i >= 0; i--) + for (i = qsize-1; i >= 0; i--) { buf[i]++; - if (buf[i] != 0) break; + if (buf[i] != 0) + break; } - EVP_Digest(buf,SHA_DIGEST_LENGTH,md,NULL,HASH, NULL); + EVP_Digest(buf, qsize, md ,NULL, evpmd, NULL); /* step 8 */ - if (!BN_bin2bn(md,SHA_DIGEST_LENGTH,r0)) + if (!BN_bin2bn(md, qsize, r0)) goto err; - if (!BN_lshift(r0,r0,160*k)) goto err; + if (!BN_lshift(r0,r0,(qsize << 3)*k)) goto err; if (!BN_add(W,W,r0)) goto err; } @@ -309,7 +331,6 @@ err: ok=0; goto err; } - if (seed_in != NULL) memcpy(seed_in,seed,20); if (counter_ret != NULL) *counter_ret=counter; if (h_ret != NULL) *h_ret=h; } @@ -322,4 +343,3 @@ err: return ok; } #endif -#endif diff --git a/openssl/crypto/dsa/dsa_key.c b/openssl/crypto/dsa/dsa_key.c index 5e3912423..c4aa86bc6 100644 --- a/openssl/crypto/dsa/dsa_key.c +++ b/openssl/crypto/dsa/dsa_key.c @@ -64,8 +64,6 @@ #include <openssl/dsa.h> #include <openssl/rand.h> -#ifndef OPENSSL_FIPS - static int dsa_builtin_keygen(DSA *dsa); int DSA_generate_key(DSA *dsa) @@ -128,5 +126,3 @@ err: return(ok); } #endif - -#endif diff --git a/openssl/crypto/dsa/dsa_lib.c b/openssl/crypto/dsa/dsa_lib.c index 7ac9dc8c8..e9b75902d 100644 --- a/openssl/crypto/dsa/dsa_lib.c +++ b/openssl/crypto/dsa/dsa_lib.c @@ -76,14 +76,6 @@ static const DSA_METHOD *default_DSA_method = NULL; void DSA_set_default_method(const DSA_METHOD *meth) { -#ifdef OPENSSL_FIPS - if (FIPS_mode() && !(meth->flags & DSA_FLAG_FIPS_METHOD)) - { - DSAerr(DSA_F_DSA_SET_DEFAULT_METHOD, DSA_R_NON_FIPS_METHOD); - return; - } -#endif - default_DSA_method = meth; } @@ -104,13 +96,6 @@ int DSA_set_method(DSA *dsa, const DSA_METHOD *meth) /* NB: The caller is specifically setting a method, so it's not up to us * to deal with which ENGINE it comes from. */ const DSA_METHOD *mtmp; -#ifdef OPENSSL_FIPS - if (FIPS_mode() && !(meth->flags & DSA_FLAG_FIPS_METHOD)) - { - DSAerr(DSA_F_DSA_SET_METHOD, DSA_R_NON_FIPS_METHOD); - return 0; - } -#endif mtmp = dsa->meth; if (mtmp->finish) mtmp->finish(dsa); #ifndef OPENSSL_NO_ENGINE @@ -162,18 +147,6 @@ DSA *DSA_new_method(ENGINE *engine) } } #endif -#ifdef OPENSSL_FIPS - if (FIPS_mode() && !(ret->meth->flags & DSA_FLAG_FIPS_METHOD)) - { - DSAerr(DSA_F_DSA_NEW_METHOD, DSA_R_NON_FIPS_METHOD); -#ifndef OPENSSL_NO_ENGINE - if (ret->engine) - ENGINE_finish(ret->engine); -#endif - OPENSSL_free(ret); - return NULL; - } -#endif ret->pad=0; ret->version=0; @@ -260,6 +233,28 @@ int DSA_up_ref(DSA *r) return ((i > 1) ? 1 : 0); } +int DSA_size(const DSA *r) + { + int ret,i; + ASN1_INTEGER bs; + unsigned char buf[4]; /* 4 bytes looks really small. + However, i2d_ASN1_INTEGER() will not look + beyond the first byte, as long as the second + parameter is NULL. */ + + i=BN_num_bits(r->q); + bs.length=(i+7)/8; + bs.data=buf; + bs.type=V_ASN1_INTEGER; + /* If the top bit is set the asn1 encoding is 1 larger. */ + buf[0]=0xff; + + i=i2d_ASN1_INTEGER(&bs,NULL); + i+=i; /* r and s */ + ret=ASN1_object_size(1,i,V_ASN1_SEQUENCE); + return(ret); + } + int DSA_get_ex_new_index(long argl, void *argp, CRYPTO_EX_new *new_func, CRYPTO_EX_dup *dup_func, CRYPTO_EX_free *free_func) { diff --git a/openssl/crypto/dsa/dsa_locl.h b/openssl/crypto/dsa/dsa_locl.h new file mode 100644 index 000000000..2b8cfee3d --- /dev/null +++ b/openssl/crypto/dsa/dsa_locl.h @@ -0,0 +1,59 @@ +/* ==================================================================== + * Copyright (c) 2007 The OpenSSL Project. All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * 1. Redistributions of source code must retain the above copyright + * 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 + * the documentation and/or other materials provided with the + * distribution. + * + * 3. All advertising materials mentioning features or use of this + * software must display the following acknowledgment: + * "This product includes software developed by the OpenSSL Project + * for use in the OpenSSL Toolkit. (http://www.openssl.org/)" + * + * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to + * endorse or promote products derived from this software without + * prior written permission. For written permission, please contact + * openssl-core@openssl.org. + * + * 5. Products derived from this software may not be called "OpenSSL" + * nor may "OpenSSL" appear in their names without prior written + * permission of the OpenSSL Project. + * + * 6. Redistributions of any form whatsoever must retain the following + * acknowledgment: + * "This product includes software developed by the OpenSSL Project + * for use in the OpenSSL Toolkit (http://www.openssl.org/)" + * + * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY + * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR + * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR + * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, + * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT + * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; + * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, + * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED + * OF THE POSSIBILITY OF SUCH DAMAGE. + * ==================================================================== + * + * This product includes cryptographic software written by Eric Young + * (eay@cryptsoft.com). This product includes software written by Tim + * Hudson (tjh@cryptsoft.com). + * + */ + +#include <openssl/dsa.h> + +int dsa_builtin_paramgen(DSA *ret, size_t bits, size_t qbits, + const EVP_MD *evpmd, const unsigned char *seed_in, size_t seed_len, + int *counter_ret, unsigned long *h_ret, BN_GENCB *cb); diff --git a/openssl/crypto/dsa/dsa_ossl.c b/openssl/crypto/dsa/dsa_ossl.c index 412cf1d88..4fead07e8 100644 --- a/openssl/crypto/dsa/dsa_ossl.c +++ b/openssl/crypto/dsa/dsa_ossl.c @@ -61,16 +61,15 @@ #include <stdio.h> #include "cryptlib.h" #include <openssl/bn.h> +#include <openssl/sha.h> #include <openssl/dsa.h> #include <openssl/rand.h> #include <openssl/asn1.h> -#ifndef OPENSSL_FIPS - static DSA_SIG *dsa_do_sign(const unsigned char *dgst, int dlen, DSA *dsa); static int dsa_sign_setup(DSA *dsa, BN_CTX *ctx_in, BIGNUM **kinvp, BIGNUM **rp); static int dsa_do_verify(const unsigned char *dgst, int dgst_len, DSA_SIG *sig, - DSA *dsa); + DSA *dsa); static int dsa_init(DSA *dsa); static int dsa_finish(DSA *dsa); @@ -135,7 +134,7 @@ static DSA_SIG *dsa_do_sign(const unsigned char *dgst, int dlen, DSA *dsa) BIGNUM m; BIGNUM xr; BN_CTX *ctx=NULL; - int i,reason=ERR_R_BN_LIB; + int reason=ERR_R_BN_LIB; DSA_SIG *ret=NULL; BN_init(&m); @@ -150,8 +149,9 @@ static DSA_SIG *dsa_do_sign(const unsigned char *dgst, int dlen, DSA *dsa) s=BN_new(); if (s == NULL) goto err; - i=BN_num_bytes(dsa->q); /* should be 20 */ - if ((dlen > i) || (dlen > 50)) + /* reject a excessive digest length (currently at most + * dsa-with-SHA256 is supported) */ + if (dlen > SHA256_DIGEST_LENGTH) { reason=DSA_R_DATA_TOO_LARGE_FOR_KEY_SIZE; goto err; @@ -172,7 +172,14 @@ static DSA_SIG *dsa_do_sign(const unsigned char *dgst, int dlen, DSA *dsa) dsa->r=NULL; } - if (BN_bin2bn(dgst,dlen,&m) == NULL) goto err; + + if (dlen > BN_num_bytes(dsa->q)) + /* if the digest length is greater than the size of q use the + * BN_num_bits(dsa->q) leftmost bits of the digest, see + * fips 186-3, 4.2 */ + dlen = BN_num_bytes(dsa->q); + if (BN_bin2bn(dgst,dlen,&m) == NULL) + goto err; /* Compute s = inv(k) (m + xr) mod q */ if (!BN_mod_mul(&xr,dsa->priv_key,r,dsa->q,ctx)) goto err;/* s = xr */ @@ -283,30 +290,31 @@ err: if (!ret) { DSAerr(DSA_F_DSA_SIGN_SETUP,ERR_R_BN_LIB); - if (kinv != NULL) BN_clear_free(kinv); - if (r != NULL) BN_clear_free(r); + if (r != NULL) + BN_clear_free(r); } if (ctx_in == NULL) BN_CTX_free(ctx); - if (kinv != NULL) BN_clear_free(kinv); BN_clear_free(&k); BN_clear_free(&kq); return(ret); } static int dsa_do_verify(const unsigned char *dgst, int dgst_len, DSA_SIG *sig, - DSA *dsa) + DSA *dsa) { BN_CTX *ctx; BIGNUM u1,u2,t1; BN_MONT_CTX *mont=NULL; - int ret = -1; + int ret = -1, i; if (!dsa->p || !dsa->q || !dsa->g) { DSAerr(DSA_F_DSA_DO_VERIFY,DSA_R_MISSING_PARAMETERS); return -1; } - if (BN_num_bits(dsa->q) != 160) + i = BN_num_bits(dsa->q); + /* fips 186-3 allows only different sizes for q */ + if (i != 160 && i != 224 && i != 256) { DSAerr(DSA_F_DSA_DO_VERIFY,DSA_R_BAD_Q_VALUE); return -1; @@ -318,6 +326,14 @@ static int dsa_do_verify(const unsigned char *dgst, int dgst_len, DSA_SIG *sig, return -1; } + /* reject a excessive digest length (currently at most + * dsa-with-SHA256 is supported) */ + if (dgst_len > SHA256_DIGEST_LENGTH) + { + DSAerr(DSA_F_DSA_DO_VERIFY,DSA_R_DATA_TOO_LARGE_FOR_KEY_SIZE); + return -1; + } + BN_init(&u1); BN_init(&u2); BN_init(&t1); @@ -342,6 +358,11 @@ static int dsa_do_verify(const unsigned char *dgst, int dgst_len, DSA_SIG *sig, if ((BN_mod_inverse(&u2,sig->s,dsa->q,ctx)) == NULL) goto err; /* save M in u1 */ + if (dgst_len > (i >> 3)) + /* if the digest length is greater than the size of q use the + * BN_num_bits(dsa->q) leftmost bits of the digest, see + * fips 186-3, 4.2 */ + dgst_len = (i >> 3); if (BN_bin2bn(dgst,dgst_len,&u1) == NULL) goto err; /* u1 = M * w mod q */ @@ -393,4 +414,3 @@ static int dsa_finish(DSA *dsa) return(1); } -#endif diff --git a/openssl/crypto/dsa/dsa_pmeth.c b/openssl/crypto/dsa/dsa_pmeth.c new file mode 100644 index 000000000..4ce91e20c --- /dev/null +++ b/openssl/crypto/dsa/dsa_pmeth.c @@ -0,0 +1,315 @@ +/* Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL + * project 2006. + */ +/* ==================================================================== + * Copyright (c) 2006 The OpenSSL Project. All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * 1. Redistributions of source code must retain the above copyright + * 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 + * the documentation and/or other materials provided with the + * distribution. + * + * 3. All advertising materials mentioning features or use of this + * software must display the following acknowledgment: + * "This product includes software developed by the OpenSSL Project + * for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)" + * + * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to + * endorse or promote products derived from this software without + * prior written permission. For written permission, please contact + * licensing@OpenSSL.org. + * + * 5. Products derived from this software may not be called "OpenSSL" + * nor may "OpenSSL" appear in their names without prior written + * permission of the OpenSSL Project. + * + * 6. Redistributions of any form whatsoever must retain the following + * acknowledgment: + * "This product includes software developed by the OpenSSL Project + * for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)" + * + * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY + * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR + * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR + * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, + * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT + * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; + * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, + * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED + * OF THE POSSIBILITY OF SUCH DAMAGE. + * ==================================================================== + * + * This product includes cryptographic software written by Eric Young + * (eay@cryptsoft.com). This product includes software written by Tim + * Hudson (tjh@cryptsoft.com). + * + */ + +#include <stdio.h> +#include "cryptlib.h" +#include <openssl/asn1t.h> +#include <openssl/x509.h> +#include <openssl/evp.h> +#include <openssl/bn.h> +#include "evp_locl.h" +#include "dsa_locl.h" + +/* DSA pkey context structure */ + +typedef struct + { + /* Parameter gen parameters */ + int nbits; /* size of p in bits (default: 1024) */ + int qbits; /* size of q in bits (default: 160) */ + const EVP_MD *pmd; /* MD for parameter generation */ + /* Keygen callback info */ + int gentmp[2]; + /* message digest */ + const EVP_MD *md; /* MD for the signature */ + } DSA_PKEY_CTX; + +static int pkey_dsa_init(EVP_PKEY_CTX *ctx) + { + DSA_PKEY_CTX *dctx; + dctx = OPENSSL_malloc(sizeof(DSA_PKEY_CTX)); + if (!dctx) + return 0; + dctx->nbits = 1024; + dctx->qbits = 160; + dctx->pmd = NULL; + dctx->md = NULL; + + ctx->data = dctx; + ctx->keygen_info = dctx->gentmp; + ctx->keygen_info_count = 2; + + return 1; + } + +static int pkey_dsa_copy(EVP_PKEY_CTX *dst, EVP_PKEY_CTX *src) + { + DSA_PKEY_CTX *dctx, *sctx; + if (!pkey_dsa_init(dst)) + return 0; + sctx = src->data; + dctx = dst->data; + dctx->nbits = sctx->nbits; + dctx->qbits = sctx->qbits; + dctx->pmd = sctx->pmd; + dctx->md = sctx->md; + return 1; + } + +static void pkey_dsa_cleanup(EVP_PKEY_CTX *ctx) + { + DSA_PKEY_CTX *dctx = ctx->data; + if (dctx) + OPENSSL_free(dctx); + } + +static int pkey_dsa_sign(EVP_PKEY_CTX *ctx, unsigned char *sig, size_t *siglen, + const unsigned char *tbs, size_t tbslen) + { + int ret, type; + unsigned int sltmp; + DSA_PKEY_CTX *dctx = ctx->data; + DSA *dsa = ctx->pkey->pkey.dsa; + + if (dctx->md) + type = EVP_MD_type(dctx->md); + else + type = NID_sha1; + + ret = DSA_sign(type, tbs, tbslen, sig, &sltmp, dsa); + + if (ret <= 0) + return ret; + *siglen = sltmp; + return 1; + } + +static int pkey_dsa_verify(EVP_PKEY_CTX *ctx, + const unsigned char *sig, size_t siglen, + const unsigned char *tbs, size_t tbslen) + { + int ret, type; + DSA_PKEY_CTX *dctx = ctx->data; + DSA *dsa = ctx->pkey->pkey.dsa; + + if (dctx->md) + type = EVP_MD_type(dctx->md); + else + type = NID_sha1; + + ret = DSA_verify(type, tbs, tbslen, sig, siglen, dsa); + + return ret; + } + +static int pkey_dsa_ctrl(EVP_PKEY_CTX *ctx, int type, int p1, void *p2) + { + DSA_PKEY_CTX *dctx = ctx->data; + switch (type) + { + case EVP_PKEY_CTRL_DSA_PARAMGEN_BITS: + if (p1 < 256) + return -2; + dctx->nbits = p1; + return 1; + + case EVP_PKEY_CTRL_DSA_PARAMGEN_Q_BITS: + if (p1 != 160 && p1 != 224 && p1 && p1 != 256) + return -2; + dctx->qbits = p1; + return 1; + + case EVP_PKEY_CTRL_DSA_PARAMGEN_MD: + if (EVP_MD_type((const EVP_MD *)p2) != NID_sha1 && + EVP_MD_type((const EVP_MD *)p2) != NID_sha224 && + EVP_MD_type((const EVP_MD *)p2) != NID_sha256) + { + DSAerr(DSA_F_PKEY_DSA_CTRL, DSA_R_INVALID_DIGEST_TYPE); + return 0; + } + dctx->md = p2; + return 1; + + case EVP_PKEY_CTRL_MD: + if (EVP_MD_type((const EVP_MD *)p2) != NID_sha1 && + EVP_MD_type((const EVP_MD *)p2) != NID_dsa && + EVP_MD_type((const EVP_MD *)p2) != NID_sha224 && + EVP_MD_type((const EVP_MD *)p2) != NID_sha256) + { + DSAerr(DSA_F_PKEY_DSA_CTRL, DSA_R_INVALID_DIGEST_TYPE); + return 0; + } + dctx->md = p2; + return 1; + + case EVP_PKEY_CTRL_DIGESTINIT: + case EVP_PKEY_CTRL_PKCS7_SIGN: + case EVP_PKEY_CTRL_CMS_SIGN: + return 1; + + case EVP_PKEY_CTRL_PEER_KEY: + DSAerr(DSA_F_PKEY_DSA_CTRL, + EVP_R_OPERATION_NOT_SUPPORTED_FOR_THIS_KEYTYPE); + return -2; + default: + return -2; + + } + } + +static int pkey_dsa_ctrl_str(EVP_PKEY_CTX *ctx, + const char *type, const char *value) + { + if (!strcmp(type, "dsa_paramgen_bits")) + { + int nbits; + nbits = atoi(value); + return EVP_PKEY_CTX_set_dsa_paramgen_bits(ctx, nbits); + } + if (!strcmp(type, "dsa_paramgen_q_bits")) + { + int qbits = atoi(value); + return EVP_PKEY_CTX_ctrl(ctx, EVP_PKEY_DSA, EVP_PKEY_OP_PARAMGEN, + EVP_PKEY_CTRL_DSA_PARAMGEN_Q_BITS, qbits, NULL); + } + if (!strcmp(type, "dsa_paramgen_md")) + { + return EVP_PKEY_CTX_ctrl(ctx, EVP_PKEY_DSA, EVP_PKEY_OP_PARAMGEN, + EVP_PKEY_CTRL_DSA_PARAMGEN_MD, 0, + (void *)EVP_get_digestbyname(value)); + } + return -2; + } + +static int pkey_dsa_paramgen(EVP_PKEY_CTX *ctx, EVP_PKEY *pkey) + { + DSA *dsa = NULL; + DSA_PKEY_CTX *dctx = ctx->data; + BN_GENCB *pcb, cb; + int ret; + if (ctx->pkey_gencb) + { + pcb = &cb; + evp_pkey_set_cb_translate(pcb, ctx); + } + else + pcb = NULL; + dsa = DSA_new(); + if (!dsa) + return 0; + ret = dsa_builtin_paramgen(dsa, dctx->nbits, dctx->qbits, dctx->pmd, + NULL, 0, NULL, NULL, pcb); + if (ret) + EVP_PKEY_assign_DSA(pkey, dsa); + else + DSA_free(dsa); + return ret; + } + +static int pkey_dsa_keygen(EVP_PKEY_CTX *ctx, EVP_PKEY *pkey) + { + DSA *dsa = NULL; + if (ctx->pkey == NULL) + { + DSAerr(DSA_F_PKEY_DSA_KEYGEN, DSA_R_NO_PARAMETERS_SET); + return 0; + } + dsa = DSA_new(); + if (!dsa) + return 0; + EVP_PKEY_assign_DSA(pkey, dsa); + /* Note: if error return, pkey is freed by parent routine */ + if (!EVP_PKEY_copy_parameters(pkey, ctx->pkey)) + return 0; + return DSA_generate_key(pkey->pkey.dsa); + } + +const EVP_PKEY_METHOD dsa_pkey_meth = + { + EVP_PKEY_DSA, + EVP_PKEY_FLAG_AUTOARGLEN, + pkey_dsa_init, + pkey_dsa_copy, + pkey_dsa_cleanup, + + 0, + pkey_dsa_paramgen, + + 0, + pkey_dsa_keygen, + + 0, + pkey_dsa_sign, + + 0, + pkey_dsa_verify, + + 0,0, + + 0,0,0,0, + + 0,0, + + 0,0, + + 0,0, + + pkey_dsa_ctrl, + pkey_dsa_ctrl_str + + + }; diff --git a/openssl/crypto/dsa/dsa_prn.c b/openssl/crypto/dsa/dsa_prn.c new file mode 100644 index 000000000..6f29f5e24 --- /dev/null +++ b/openssl/crypto/dsa/dsa_prn.c @@ -0,0 +1,121 @@ +/* crypto/dsa/dsa_prn.c */ +/* Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL + * project 2006. + */ +/* ==================================================================== + * Copyright (c) 2006 The OpenSSL Project. All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * 1. Redistributions of source code must retain the above copyright + * 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 + * the documentation and/or other materials provided with the + * distribution. + * + * 3. All advertising materials mentioning features or use of this + * software must display the following acknowledgment: + * "This product includes software developed by the OpenSSL Project + * for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)" + * + * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to + * endorse or promote products derived from this software without + * prior written permission. For written permission, please contact + * licensing@OpenSSL.org. + * + * 5. Products derived from this software may not be called "OpenSSL" + * nor may "OpenSSL" appear in their names without prior written + * permission of the OpenSSL Project. + * + * 6. Redistributions of any form whatsoever must retain the following + * acknowledgment: + * "This product includes software developed by the OpenSSL Project + * for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)" + * + * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY + * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR + * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR + * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, + * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT + * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; + * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, + * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED + * OF THE POSSIBILITY OF SUCH DAMAGE. + * ==================================================================== + * + * This product includes cryptographic software written by Eric Young + * (eay@cryptsoft.com). This product includes software written by Tim + * Hudson (tjh@cryptsoft.com). + * + */ + +#include <stdio.h> +#include "cryptlib.h" +#include <openssl/evp.h> +#include <openssl/dsa.h> + +#ifndef OPENSSL_NO_FP_API +int DSA_print_fp(FILE *fp, const DSA *x, int off) + { + BIO *b; + int ret; + + if ((b=BIO_new(BIO_s_file())) == NULL) + { + DSAerr(DSA_F_DSA_PRINT_FP,ERR_R_BUF_LIB); + return(0); + } + BIO_set_fp(b,fp,BIO_NOCLOSE); + ret=DSA_print(b,x,off); + BIO_free(b); + return(ret); + } + +int DSAparams_print_fp(FILE *fp, const DSA *x) + { + BIO *b; + int ret; + + if ((b=BIO_new(BIO_s_file())) == NULL) + { + DSAerr(DSA_F_DSAPARAMS_PRINT_FP,ERR_R_BUF_LIB); + return(0); + } + BIO_set_fp(b,fp,BIO_NOCLOSE); + ret=DSAparams_print(b, x); + BIO_free(b); + return(ret); + } +#endif + +int DSA_print(BIO *bp, const DSA *x, int off) + { + EVP_PKEY *pk; + int ret; + pk = EVP_PKEY_new(); + if (!pk || !EVP_PKEY_set1_DSA(pk, (DSA *)x)) + return 0; + ret = EVP_PKEY_print_private(bp, pk, off, NULL); + EVP_PKEY_free(pk); + return ret; + } + +int DSAparams_print(BIO *bp, const DSA *x) + { + EVP_PKEY *pk; + int ret; + pk = EVP_PKEY_new(); + if (!pk || !EVP_PKEY_set1_DSA(pk, (DSA *)x)) + return 0; + ret = EVP_PKEY_print_params(bp, pk, 4, NULL); + EVP_PKEY_free(pk); + return ret; + } + diff --git a/openssl/crypto/dsa/dsa_sign.c b/openssl/crypto/dsa/dsa_sign.c index 4cfbbe57a..17555e589 100644 --- a/openssl/crypto/dsa/dsa_sign.c +++ b/openssl/crypto/dsa/dsa_sign.c @@ -58,38 +58,33 @@ /* Original version from Steven Schoch <schoch@sheba.arc.nasa.gov> */ -#include <stdio.h> #include "cryptlib.h" -#include <openssl/bn.h> #include <openssl/dsa.h> #include <openssl/rand.h> -#include <openssl/asn1.h> -#ifdef OPENSSL_FIPS -#include <openssl/fips.h> -#endif - DSA_SIG * DSA_do_sign(const unsigned char *dgst, int dlen, DSA *dsa) { -#ifdef OPENSSL_FIPS - if(FIPS_mode() && !(dsa->flags & DSA_FLAG_NON_FIPS_ALLOW)) - { - DSAerr(DSA_F_DSA_DO_SIGN, DSA_R_OPERATION_NOT_ALLOWED_IN_FIPS_MODE); - return NULL; - } -#endif return dsa->meth->dsa_do_sign(dgst, dlen, dsa); } -int DSA_sign_setup(DSA *dsa, BN_CTX *ctx_in, BIGNUM **kinvp, BIGNUM **rp) +int DSA_sign(int type, const unsigned char *dgst, int dlen, unsigned char *sig, + unsigned int *siglen, DSA *dsa) { -#ifdef OPENSSL_FIPS - if(FIPS_mode() && !(dsa->flags & DSA_FLAG_NON_FIPS_ALLOW)) + DSA_SIG *s; + RAND_seed(dgst, dlen); + s=DSA_do_sign(dgst,dlen,dsa); + if (s == NULL) { - DSAerr(DSA_F_DSA_SIGN_SETUP, DSA_R_OPERATION_NOT_ALLOWED_IN_FIPS_MODE); - return 0; + *siglen=0; + return(0); } -#endif + *siglen=i2d_DSA_SIG(s,&sig); + DSA_SIG_free(s); + return(1); + } + +int DSA_sign_setup(DSA *dsa, BN_CTX *ctx_in, BIGNUM **kinvp, BIGNUM **rp) + { return dsa->meth->dsa_sign_setup(dsa, ctx_in, kinvp, rp); } diff --git a/openssl/crypto/dsa/dsa_utl.c b/openssl/crypto/dsa/dsa_utl.c deleted file mode 100644 index 24c021d12..000000000 --- a/openssl/crypto/dsa/dsa_utl.c +++ /dev/null @@ -1,95 +0,0 @@ -/* crypto/dsa/dsa_lib.c */ -/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com) - * All rights reserved. - * - * This package is an SSL implementation written - * by Eric Young (eay@cryptsoft.com). - * The implementation was written so as to conform with Netscapes SSL. - * - * This library is free for commercial and non-commercial use as long as - * the following conditions are aheared to. The following conditions - * apply to all code found in this distribution, be it the RC4, RSA, - * lhash, DES, etc., code; not just the SSL code. The SSL documentation - * included with this distribution is covered by the same copyright terms - * except that the holder is Tim Hudson (tjh@cryptsoft.com). - * - * Copyright remains Eric Young's, and as such any Copyright notices in - * the code are not to be removed. - * If this package is used in a product, Eric Young should be given attribution - * as the author of the parts of the library used. - * This can be in the form of a textual message at program startup or - * in documentation (online or textual) provided with the package. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * 1. Redistributions of source code must retain the copyright - * 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 the - * documentation and/or other materials provided with the distribution. - * 3. All advertising materials mentioning features or use of this software - * must display the following acknowledgement: - * "This product includes cryptographic software written by - * Eric Young (eay@cryptsoft.com)" - * The word 'cryptographic' can be left out if the rouines from the library - * being used are not cryptographic related :-). - * 4. If you include any Windows specific code (or a derivative thereof) from - * the apps directory (application code) you must include an acknowledgement: - * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)" - * - * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND - * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE - * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE - * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE - * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL - * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS - * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) - * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT - * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY - * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF - * SUCH DAMAGE. - * - * The licence and distribution terms for any publically available version or - * derivative of this code cannot be changed. i.e. this code cannot simply be - * copied and put under another distribution licence - * [including the GNU Public Licence.] - */ - -/* Original version from Steven Schoch <schoch@sheba.arc.nasa.gov> */ - -#include <stdio.h> -#include "cryptlib.h" -#include <openssl/bn.h> -#include <openssl/dsa.h> -#include <openssl/asn1.h> -#ifndef OPENSSL_NO_ENGINE -#include <openssl/engine.h> -#endif -#ifndef OPENSSL_NO_DH -#include <openssl/dh.h> -#endif - -DSA_SIG *DSA_SIG_new(void) - { - DSA_SIG *sig; - sig = OPENSSL_malloc(sizeof(DSA_SIG)); - if (!sig) - return NULL; - sig->r = NULL; - sig->s = NULL; - return sig; - } - -void DSA_SIG_free(DSA_SIG *sig) - { - if (sig) - { - if (sig->r) - BN_free(sig->r); - if (sig->s) - BN_free(sig->s); - OPENSSL_free(sig); - } - } - diff --git a/openssl/crypto/dsa/dsa_vrf.c b/openssl/crypto/dsa/dsa_vrf.c index c75e42304..226a75ff3 100644 --- a/openssl/crypto/dsa/dsa_vrf.c +++ b/openssl/crypto/dsa/dsa_vrf.c @@ -58,27 +58,32 @@ /* Original version from Steven Schoch <schoch@sheba.arc.nasa.gov> */ -#include <stdio.h> #include "cryptlib.h" -#include <openssl/bn.h> #include <openssl/dsa.h> -#include <openssl/rand.h> -#include <openssl/asn1.h> -#ifdef OPENSSL_FIPS -#include <openssl/fips.h> -#endif - -#include <openssl/asn1_mac.h> int DSA_do_verify(const unsigned char *dgst, int dgst_len, DSA_SIG *sig, DSA *dsa) { -#ifdef OPENSSL_FIPS - if(FIPS_mode() && !(dsa->flags & DSA_FLAG_NON_FIPS_ALLOW)) - { - DSAerr(DSA_F_DSA_DO_VERIFY, DSA_R_OPERATION_NOT_ALLOWED_IN_FIPS_MODE); - return 0; - } -#endif return dsa->meth->dsa_do_verify(dgst, dgst_len, sig, dsa); } + +/* data has already been hashed (probably with SHA or SHA-1). */ +/* returns + * 1: correct signature + * 0: incorrect signature + * -1: error + */ +int DSA_verify(int type, const unsigned char *dgst, int dgst_len, + const unsigned char *sigbuf, int siglen, DSA *dsa) + { + DSA_SIG *s; + int ret=-1; + + s = DSA_SIG_new(); + if (s == NULL) return(ret); + if (d2i_DSA_SIG(&s,&sigbuf,siglen) == NULL) goto err; + ret=DSA_do_verify(dgst,dgst_len,s,dsa); +err: + DSA_SIG_free(s); + return(ret); + } diff --git a/openssl/crypto/dsa/dsatest.c b/openssl/crypto/dsa/dsatest.c index 912317bb4..edffd24e6 100644 --- a/openssl/crypto/dsa/dsatest.c +++ b/openssl/crypto/dsa/dsatest.c @@ -169,7 +169,6 @@ int main(int argc, char **argv) } BIO_printf(bio_err,"\ncounter=%d h=%ld\n",counter,h); - if (dsa == NULL) goto end; DSA_print(bio_err,dsa,0); if (counter != 105) { @@ -223,7 +222,7 @@ end: ERR_print_errors(bio_err); if (dsa != NULL) DSA_free(dsa); CRYPTO_cleanup_all_ex_data(); - ERR_remove_state(0); + ERR_remove_thread_state(NULL); ERR_free_strings(); CRYPTO_mem_leaks(bio_err); if (bio_err != NULL) |