diff options
author | Matt Caswell <matt@openssl.org> | 2015-01-22 03:29:12 +0000 |
---|---|---|
committer | Matt Caswell <matt@openssl.org> | 2015-01-22 09:31:38 +0000 |
commit | ae5c8664e587f2445c8e4eb436cffbb64af4f6b8 (patch) | |
tree | 6d5b2cbee6396484f83126f8c7e7a36b9777a652 /crypto/dsa | |
parent | aae3233e1e08e9f11742f8f351af5c98cd8add16 (diff) |
Run util/openssl-format-source -v -c .
Reviewed-by: Tim Hudson <tjh@openssl.org>
Diffstat (limited to 'crypto/dsa')
-rw-r--r-- | crypto/dsa/dsa.h | 430 | ||||
-rw-r--r-- | crypto/dsa/dsa_ameth.c | 1151 | ||||
-rw-r--r-- | crypto/dsa/dsa_asn1.c | 189 | ||||
-rw-r--r-- | crypto/dsa/dsa_depr.c | 81 | ||||
-rw-r--r-- | crypto/dsa/dsa_err.c | 118 | ||||
-rw-r--r-- | crypto/dsa/dsa_gen.c | 1339 | ||||
-rw-r--r-- | crypto/dsa/dsa_key.c | 145 | ||||
-rw-r--r-- | crypto/dsa/dsa_lib.c | 416 | ||||
-rw-r--r-- | crypto/dsa/dsa_locl.h | 16 | ||||
-rw-r--r-- | crypto/dsa/dsa_ossl.c | 637 | ||||
-rw-r--r-- | crypto/dsa/dsa_pmeth.c | 468 | ||||
-rw-r--r-- | crypto/dsa/dsa_prn.c | 98 | ||||
-rw-r--r-- | crypto/dsa/dsa_sign.c | 86 | ||||
-rw-r--r-- | crypto/dsa/dsa_vrf.c | 31 | ||||
-rw-r--r-- | crypto/dsa/dsagen.c | 82 | ||||
-rw-r--r-- | crypto/dsa/dsatest.c | 319 |
16 files changed, 2799 insertions, 2807 deletions
diff --git a/crypto/dsa/dsa.h b/crypto/dsa/dsa.h index c4a48f0f56..545358fd02 100644 --- a/crypto/dsa/dsa.h +++ b/crypto/dsa/dsa.h @@ -5,21 +5,21 @@ * 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: @@ -34,10 +34,10 @@ * 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 + * 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 @@ -49,7 +49,7 @@ * 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 @@ -63,61 +63,55 @@ * stylistic vision for SSLeay :-) */ #ifndef HEADER_DSA_H -#define HEADER_DSA_H +# define HEADER_DSA_H -#include <openssl/e_os2.h> +# include <openssl/e_os2.h> -#ifdef OPENSSL_NO_DSA -#error DSA is disabled. -#endif +# ifdef OPENSSL_NO_DSA +# error DSA is disabled. +# endif -#ifndef OPENSSL_NO_BIO -#include <openssl/bio.h> -#endif -#include <openssl/crypto.h> -#include <openssl/ossl_typ.h> +# ifndef OPENSSL_NO_BIO +# include <openssl/bio.h> +# endif +# include <openssl/crypto.h> +# include <openssl/ossl_typ.h> -#ifndef OPENSSL_NO_DEPRECATED -#include <openssl/bn.h> -#ifndef OPENSSL_NO_DH -# include <openssl/dh.h> -#endif -#endif +# ifndef OPENSSL_NO_DEPRECATED +# include <openssl/bn.h> +# ifndef OPENSSL_NO_DH +# include <openssl/dh.h> +# endif +# endif -#ifndef OPENSSL_DSA_MAX_MODULUS_BITS -# define OPENSSL_DSA_MAX_MODULUS_BITS 10000 -#endif +# ifndef OPENSSL_DSA_MAX_MODULUS_BITS +# define OPENSSL_DSA_MAX_MODULUS_BITS 10000 +# endif -#define DSA_FLAG_CACHE_MONT_P 0x01 -/* new with 0.9.7h; the - * built-in DSA - * implementation now - * uses constant time - * modular exponentiation - * for secret exponents - * by default. This flag - * causes the faster - * variable sliding - * window method to be - * used for all - * exponents. +# define DSA_FLAG_CACHE_MONT_P 0x01 +/* + * new with 0.9.7h; the built-in DSA implementation now uses constant time + * modular exponentiation for secret exponents by default. This flag causes + * the faster variable sliding window method to be used for all exponents. */ -#define DSA_FLAG_NO_EXP_CONSTTIME 0x02 +# define DSA_FLAG_NO_EXP_CONSTTIME 0x02 -/* 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. +/* + * 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 +# define DSA_FLAG_FIPS_METHOD 0x0400 -/* If this flag is set the operations normally disabled in FIPS mode are +/* + * 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 +# define DSA_FLAG_NON_FIPS_ALLOW 0x0400 #ifdef __cplusplus extern "C" { @@ -127,161 +121,161 @@ extern "C" { /* typedef struct dsa_st DSA; */ /* typedef struct dsa_method DSA_METHOD; */ -typedef struct DSA_SIG_st - { - BIGNUM *r; - BIGNUM *s; - } DSA_SIG; - -struct dsa_method - { - const char *name; - DSA_SIG * (*dsa_do_sign)(const unsigned char *dgst, int dlen, DSA *dsa); - 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); - 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); - /* Can be null */ - int (*bn_mod_exp)(DSA *dsa, BIGNUM *r, BIGNUM *a, const BIGNUM *p, - const BIGNUM *m, BN_CTX *ctx, - BN_MONT_CTX *m_ctx); - int (*init)(DSA *dsa); - int (*finish)(DSA *dsa); - int flags; - char *app_data; - /* If this is non-NULL, it is used to generate DSA parameters */ - int (*dsa_paramgen)(DSA *dsa, int bits, - 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 */ - int (*dsa_keygen)(DSA *dsa); - }; - -struct dsa_st - { - /* This first variable is used to pick up errors where - * a DSA is passed instead of of a EVP_PKEY */ - int pad; - long version; - int write_params; - BIGNUM *p; - BIGNUM *q; /* == 20 */ - BIGNUM *g; - - BIGNUM *pub_key; /* y public key */ - BIGNUM *priv_key; /* x private key */ - - BIGNUM *kinv; /* Signing pre-calc */ - BIGNUM *r; /* Signing pre-calc */ - - int flags; - /* Normally used to cache montgomery values */ - BN_MONT_CTX *method_mont_p; - int references; - CRYPTO_EX_DATA ex_data; - const DSA_METHOD *meth; - /* functional reference if 'meth' is ENGINE-provided */ - ENGINE *engine; - }; - -#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), \ - (unsigned char *)(x)) -#define d2i_DSAparams_bio(bp,x) ASN1_d2i_bio_of(DSA,DSA_new,d2i_DSAparams,bp,x) -#define i2d_DSAparams_bio(bp,x) ASN1_i2d_bio_of_const(DSA,i2d_DSAparams,bp,x) - +typedef struct DSA_SIG_st { + BIGNUM *r; + BIGNUM *s; +} DSA_SIG; + +struct dsa_method { + const char *name; + DSA_SIG *(*dsa_do_sign) (const unsigned char *dgst, int dlen, DSA *dsa); + 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); + 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); + /* Can be null */ + int (*bn_mod_exp) (DSA *dsa, BIGNUM *r, BIGNUM *a, const BIGNUM *p, + const BIGNUM *m, BN_CTX *ctx, BN_MONT_CTX *m_ctx); + int (*init) (DSA *dsa); + int (*finish) (DSA *dsa); + int flags; + char *app_data; + /* If this is non-NULL, it is used to generate DSA parameters */ + int (*dsa_paramgen) (DSA *dsa, int bits, + 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 */ + int (*dsa_keygen) (DSA *dsa); +}; + +struct dsa_st { + /* + * This first variable is used to pick up errors where a DSA is passed + * instead of of a EVP_PKEY + */ + int pad; + long version; + int write_params; + BIGNUM *p; + BIGNUM *q; /* == 20 */ + BIGNUM *g; + BIGNUM *pub_key; /* y public key */ + BIGNUM *priv_key; /* x private key */ + BIGNUM *kinv; /* Signing pre-calc */ + BIGNUM *r; /* Signing pre-calc */ + int flags; + /* Normally used to cache montgomery values */ + BN_MONT_CTX *method_mont_p; + int references; + CRYPTO_EX_DATA ex_data; + const DSA_METHOD *meth; + /* functional reference if 'meth' is ENGINE-provided */ + ENGINE *engine; +}; + +# 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), \ + (unsigned char *)(x)) +# define d2i_DSAparams_bio(bp,x) ASN1_d2i_bio_of(DSA,DSA_new,d2i_DSAparams,bp,x) +# 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); -DSA_SIG * d2i_DSA_SIG(DSA_SIG **v, const unsigned char **pp, long length); +DSA_SIG *DSA_SIG_new(void); +void DSA_SIG_free(DSA_SIG *a); +int i2d_DSA_SIG(const DSA_SIG *a, unsigned char **pp); +DSA_SIG *d2i_DSA_SIG(DSA_SIG **v, const unsigned char **pp, long length); -DSA_SIG * DSA_do_sign(const unsigned char *dgst,int dlen,DSA *dsa); -int DSA_do_verify(const unsigned char *dgst,int dgst_len, - DSA_SIG *sig,DSA *dsa); +DSA_SIG *DSA_do_sign(const unsigned char *dgst, int dlen, DSA *dsa); +int DSA_do_verify(const unsigned char *dgst, int dgst_len, + DSA_SIG *sig, DSA *dsa); const DSA_METHOD *DSA_OpenSSL(void); -void DSA_set_default_method(const DSA_METHOD *); +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 *); +int DSA_set_method(DSA *dsa, const DSA_METHOD *); -DSA * DSA_new(void); -DSA * DSA_new_method(ENGINE *engine); -void DSA_free (DSA *r); +DSA *DSA_new(void); +DSA *DSA_new_method(ENGINE *engine); +void DSA_free(DSA *r); /* "up" the DSA object's reference count */ -int DSA_up_ref(DSA *r); -int DSA_size(const DSA *); - /* next 4 return -1 on error */ -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); -int DSA_verify(int type,const unsigned char *dgst,int dgst_len, - const unsigned char *sigbuf, int siglen, DSA *dsa); +int DSA_up_ref(DSA *r); +int DSA_size(const DSA *); + /* next 4 return -1 on error */ +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); +int DSA_verify(int type, const unsigned char *dgst, int dgst_len, + const unsigned char *sigbuf, int siglen, DSA *dsa); 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); + CRYPTO_EX_dup *dup_func, CRYPTO_EX_free *free_func); int DSA_set_ex_data(DSA *d, int idx, void *arg); void *DSA_get_ex_data(DSA *d, int idx); -DSA * d2i_DSAPublicKey(DSA **a, const unsigned char **pp, long length); -DSA * d2i_DSAPrivateKey(DSA **a, const unsigned char **pp, long length); -DSA * d2i_DSAparams(DSA **a, const unsigned char **pp, long length); +DSA *d2i_DSAPublicKey(DSA **a, const unsigned char **pp, long length); +DSA *d2i_DSAPrivateKey(DSA **a, const unsigned char **pp, long length); +DSA *d2i_DSAparams(DSA **a, const unsigned char **pp, long length); /* Deprecated version */ -#ifndef OPENSSL_NO_DEPRECATED -DSA * DSA_generate_parameters(int bits, - unsigned char *seed,int seed_len, - int *counter_ret, unsigned long *h_ret,void - (*callback)(int, int, void *),void *cb_arg); -#endif /* !defined(OPENSSL_NO_DEPRECATED) */ +# ifndef OPENSSL_NO_DEPRECATED +DSA *DSA_generate_parameters(int bits, + unsigned char *seed, int seed_len, + int *counter_ret, unsigned long *h_ret, void + (*callback) (int, int, void *), void *cb_arg); +# endif /* !defined(OPENSSL_NO_DEPRECATED) */ /* New version */ -int DSA_generate_parameters_ex(DSA *dsa, int bits, - const unsigned char *seed,int seed_len, - int *counter_ret, unsigned long *h_ret, BN_GENCB *cb); - -int DSA_generate_key(DSA *a); -int i2d_DSAPublicKey(const DSA *a, unsigned char **pp); -int i2d_DSAPrivateKey(const DSA *a, unsigned char **pp); -int i2d_DSAparams(const DSA *a,unsigned char **pp); - -#ifndef OPENSSL_NO_BIO -int DSAparams_print(BIO *bp, const DSA *x); -int DSA_print(BIO *bp, const DSA *x, int off); -#endif -#ifndef OPENSSL_NO_FP_API -int DSAparams_print_fp(FILE *fp, const DSA *x); -int DSA_print_fp(FILE *bp, const DSA *x, int off); -#endif - -#define DSS_prime_checks 50 -/* Primality test according to FIPS PUB 186[-1], Appendix 2.1: - * 50 rounds of Rabin-Miller */ -#define DSA_is_prime(n, callback, cb_arg) \ - BN_is_prime(n, DSS_prime_checks, callback, NULL, cb_arg) +int DSA_generate_parameters_ex(DSA *dsa, int bits, + const unsigned char *seed, int seed_len, + int *counter_ret, unsigned long *h_ret, + BN_GENCB *cb); + +int DSA_generate_key(DSA *a); +int i2d_DSAPublicKey(const DSA *a, unsigned char **pp); +int i2d_DSAPrivateKey(const DSA *a, unsigned char **pp); +int i2d_DSAparams(const DSA *a, unsigned char **pp); + +# ifndef OPENSSL_NO_BIO +int DSAparams_print(BIO *bp, const DSA *x); +int DSA_print(BIO *bp, const DSA *x, int off); +# endif +# ifndef OPENSSL_NO_FP_API +int DSAparams_print_fp(FILE *fp, const DSA *x); +int DSA_print_fp(FILE *bp, const DSA *x, int off); +# endif + +# define DSS_prime_checks 50 +/* + * Primality test according to FIPS PUB 186[-1], Appendix 2.1: 50 rounds of + * Rabin-Miller + */ +# define DSA_is_prime(n, callback, cb_arg) \ + BN_is_prime(n, DSS_prime_checks, callback, NULL, cb_arg) -#ifndef OPENSSL_NO_DH -/* Convert DSA structure (key or just parameters) into DH structure - * (be careful to avoid small subgroup attacks when using this!) */ +# ifndef OPENSSL_NO_DH +/* + * Convert DSA structure (key or just parameters) into DH structure (be + * careful to avoid small subgroup attacks when using this!) + */ DH *DSA_dup_DH(const DSA *r); -#endif +# 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_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) +# 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 +/* + * The following lines are auto generated by the script mkerr.pl. Any changes * made after this point may be overwritten when the script is next run. */ void ERR_load_DSA_strings(void); @@ -289,48 +283,48 @@ void ERR_load_DSA_strings(void); /* Error codes for the DSA functions. */ /* 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_PARAMGEN2 126 -#define DSA_F_DSA_DO_SIGN 112 -#define DSA_F_DSA_DO_VERIFY 113 -#define DSA_F_DSA_GENERATE_KEY 124 -#define DSA_F_DSA_GENERATE_PARAMETERS_EX 123 -#define DSA_F_DSA_NEW_METHOD 103 -#define DSA_F_DSA_PARAM_DECODE 119 -#define DSA_F_DSA_PRINT_FP 105 -#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_SIG_PRINT 125 -#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 +# 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_PARAMGEN2 126 +# define DSA_F_DSA_DO_SIGN 112 +# define DSA_F_DSA_DO_VERIFY 113 +# define DSA_F_DSA_GENERATE_KEY 124 +# define DSA_F_DSA_GENERATE_PARAMETERS_EX 123 +# define DSA_F_DSA_NEW_METHOD 103 +# define DSA_F_DSA_PARAM_DECODE 119 +# define DSA_F_DSA_PRINT_FP 105 +# 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_SIG_PRINT 125 +# 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_DECODE_ERROR 104 -#define DSA_R_INVALID_DIGEST_TYPE 106 -#define DSA_R_INVALID_PARAMETERS 112 -#define DSA_R_MISSING_PARAMETERS 101 -#define DSA_R_MODULUS_TOO_LARGE 103 -#define DSA_R_NEED_NEW_SETUP_VALUES 110 -#define DSA_R_NON_FIPS_DSA_METHOD 111 -#define DSA_R_NO_PARAMETERS_SET 107 -#define DSA_R_PARAMETER_ENCODING_ERROR 105 -#define DSA_R_Q_NOT_PRIME 113 +# 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_DECODE_ERROR 104 +# define DSA_R_INVALID_DIGEST_TYPE 106 +# define DSA_R_INVALID_PARAMETERS 112 +# define DSA_R_MISSING_PARAMETERS 101 +# define DSA_R_MODULUS_TOO_LARGE 103 +# define DSA_R_NEED_NEW_SETUP_VALUES 110 +# define DSA_R_NON_FIPS_DSA_METHOD 111 +# define DSA_R_NO_PARAMETERS_SET 107 +# define DSA_R_PARAMETER_ENCODING_ERROR 105 +# define DSA_R_Q_NOT_PRIME 113 #ifdef __cplusplus } diff --git a/crypto/dsa/dsa_ameth.c b/crypto/dsa/dsa_ameth.c index e5203bafa6..b7629f1290 100644 --- a/crypto/dsa/dsa_ameth.c +++ b/crypto/dsa/dsa_ameth.c @@ -1,5 +1,6 @@ -/* Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL - * project 2006. +/* + * Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL project + * 2006. */ /* ==================================================================== * Copyright (c) 2006 The OpenSSL Project. All rights reserved. @@ -9,7 +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 @@ -62,653 +63,613 @@ #include <openssl/dsa.h> #include <openssl/bn.h> #ifndef OPENSSL_NO_CMS -#include <openssl/cms.h> +# 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; - - } +{ + 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 +{ + 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; - } +{ + 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(NUL |