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authorJung-uk Kim <jkim@FreeBSD.org>2015-03-20 15:28:40 +0000
committerJung-uk Kim <jkim@FreeBSD.org>2015-03-20 15:28:40 +0000
commit3d2030852da420b820a661e7b19bb757487e2599 (patch)
tree787cdff35e35be75e53f378b098bba3237a8deb7 /crypto/dsa
parent8f5086671f06c811be16442eb6d6fe68e5ba71fc (diff)
downloadsrc-3d2030852da420b820a661e7b19bb757487e2599.tar.gz
src-3d2030852da420b820a661e7b19bb757487e2599.zip
Import OpenSSL 1.0.1m.vendor/openssl/1.0.1m
Notes
Notes: svn path=/vendor-crypto/openssl/dist/; revision=280288 svn path=/vendor-crypto/openssl/1.0.1m/; revision=280289; tag=vendor/openssl/1.0.1m
Diffstat (limited to 'crypto/dsa')
-rw-r--r--crypto/dsa/dsa.h420
-rw-r--r--crypto/dsa/dsa_ameth.c1144
-rw-r--r--crypto/dsa/dsa_asn1.c192
-rw-r--r--crypto/dsa/dsa_depr.c81
-rw-r--r--crypto/dsa/dsa_err.c112
-rw-r--r--crypto/dsa/dsa_gen.c622
-rw-r--r--crypto/dsa/dsa_key.c145
-rw-r--r--crypto/dsa/dsa_lib.c416
-rw-r--r--crypto/dsa/dsa_locl.h9
-rw-r--r--crypto/dsa/dsa_ossl.c646
-rw-r--r--crypto/dsa/dsa_pmeth.c460
-rw-r--r--crypto/dsa/dsa_prn.c98
-rw-r--r--crypto/dsa/dsa_sign.c86
-rw-r--r--crypto/dsa/dsa_vrf.c31
-rw-r--r--crypto/dsa/dsagen.c82
-rw-r--r--crypto/dsa/dsatest.c319
16 files changed, 2432 insertions, 2431 deletions
diff --git a/crypto/dsa/dsa.h b/crypto/dsa/dsa.h
index a6f6d0b0b243..a2f0ee786370 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
@@ -63,54 +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
-#define DSA_FLAG_NO_EXP_CONSTTIME 0x02 /* 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.
- */
-
-/* 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_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_FIPS_METHOD 0x0400
+/*
+ * 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 operations normally disabled in FIPS mode are
+# 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
+# define DSA_FLAG_NON_FIPS_ALLOW 0x0400
#ifdef __cplusplus
extern "C" {
@@ -120,160 +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);
- int (*bn_mod_exp)(DSA *dsa, BIGNUM *r, BIGNUM *a, const BIGNUM *p,
- const BIGNUM *m, BN_CTX *ctx,
- BN_MONT_CTX *m_ctx); /* Can be null */
- 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);
@@ -281,45 +283,45 @@ 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_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_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_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_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_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
#ifdef __cplusplus
}
diff --git a/crypto/dsa/dsa_ameth.c b/crypto/dsa/dsa_ameth.c
index 5af76eade59a..a2840eaed095 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
@@ -62,648 +63,611 @@
#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;
+ int ptype;
+ unsigned char *penc = NULL;
+ int penclen;
+ ASN1_STRING *str = NULL;
+
+ dsa = pkey->pkey.dsa;
+ if (pkey->save_parameters && dsa->p && dsa->q && dsa->g) {
+ str = ASN1_STRING_new();
+ if (!str) {
+ DSAerr(DSA_F_DSA_PUB_ENCODE, ERR_R_MALLOC_FAILURE);
+ goto err;
+ }
+ str->length = i2d_DSAparams(dsa, &str->data);
+ if (str->length <= 0) {
+ DSAerr(DSA_F_DSA_PUB_ENCODE, ERR_R_MALLOC_FAILURE);
+ goto err;
+ }
+ 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, str, penc, penclen))
+ return 1;
+
+ err:
+ if (penc)
+ OPENSSL_free(penc);
+ if (str)
+ ASN1_STRING_free(str);
+
+ 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(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_STRING_clear_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_STRING_clear_free(privkey);
+
+ return 1;
+
+ decerr:
+ DSAerr(DSA_F_DSA_PRIV_DECODE, EVP_R_DECODE_ERROR);
+ dsaerr:
+ BN_CTX_free(ctx);
+ if (privkey)
+ ASN1_STRING_clear_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;
-
- if (!pkey->pkey.dsa || !pkey->pkey.dsa->priv_key)
- {
- DSAerr(DSA_F_DSA_PRIV_ENCODE,DSA_R_MISSING_PARAMETERS);
- goto err;
- }
-
- 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, &params->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;
+ ASN1_STRING *params = NULL;
+ ASN1_INTEGER *prkey = NULL;
+ unsigned char *dp = NULL;
+ int dplen;
+
+ if (!pkey->pkey.dsa || !pkey->pkey.dsa->priv_key) {
+ DSAerr(DSA_F_DSA_PRIV_ENCODE, DSA_R_MISSING_PARAMETERS);
+ goto err;
+ }
+
+ 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, &params->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_STRING_clear_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_STRING_clear_free(prkey);
+ return 0;
}
static int int_dsa_size(const EVP_PKEY *pkey)
- {
- return(DSA_size(pkey->pkey.dsa));
- }
+{
+ return (DSA_size(pkey->pkey.dsa));
+}
static int dsa_bits(const EVP_PKEY *pkey)
- {
- return BN_num_bits(pkey->pkey.dsa->p);
- }
+{
+ 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;
- }
+{
+ 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;
- }
+{
+ 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;
- }
+{
+ 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;
- }
+{
+ 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);
- }
+{
+ 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;
- }
+{
+ 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);
- }
+{
+ 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;
- }
+ 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);
- }
+{
+ 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);
- }
+ 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);
- }
-
+ 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);
- }
+ 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;
- }
+ 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);
- }
+{
+ return i2d_DSAPrivateKey(pkey->pkey.dsa, pder);
+}
static int dsa_sig_print(BIO *bp, const X509_ALGOR *sigalg,
- const ASN1_STRING *sig,
- int indent, ASN1_PCTX *pctx)
- {
- DSA_SIG *dsa_sig;
- const unsigned char *p;
- if (!sig)
- {
- if (BIO_puts(bp, "\n") <= 0)
- return 0;
- else
- return 1;
- }
- p = sig->data;
- dsa_sig = d2i_DSA_SIG(NULL, &p, sig->length);
- if (dsa_sig)
- {
- int rv = 0;
- size_t buf_len = 0;
- unsigned char *m=NULL;
- update_buflen(dsa_sig->r, &buf_len);
- update_buflen(dsa_sig->s, &buf_len);
- m = OPENSSL_malloc(buf_len+10);
- if (m == NULL)
- {
- DSAerr(DSA_F_DSA_SIG_PRINT,ERR_R_MALLOC_FAILURE);
- goto err;
- }
-
- if (BIO_write(bp, "\n", 1) != 1)
- goto err;
-
- if (!ASN1_bn_print(bp,"r: ",dsa_sig->r,m,indent))
- goto err;
- if (!ASN1_bn_print(bp,"s: ",dsa_sig->s,m,indent))
- goto err;
- rv = 1;
- err:
- if (m)
- OPENSSL_free(m);
- DSA_SIG_free(dsa_sig);
- return rv;
- }
- return X509_signature_dump(bp, sig, indent);
- }
+ const ASN1_STRING *sig, int indent, ASN1_PCTX *pctx)
+{
+ DSA_SIG *dsa_sig;
+ const unsigned char *p;
+ if (!sig) {
+ if (BIO_puts(bp, "\n") <= 0)
+ return 0;
+ else
+ return 1;
+ }
+ p = sig->data;
+ dsa_sig = d2i_DSA_SIG(NULL, &p, sig->length);
+ if (dsa_sig) {
+ int rv = 0;
+ size_t buf_len = 0;
+ unsigned char *m = NULL;
+ update_buflen(dsa_sig->r, &buf_len);
+ update_buflen(dsa_sig->s, &buf_len);
+ m = OPENSSL_malloc(buf_len + 10);
+ if (m == NULL) {
+ DSAerr(DSA_F_DSA_SIG_PRINT, ERR_R_MALLOC_FAILURE);
+ goto err;
+ }
+
+ if (BIO_write(bp, "\n", 1) != 1)
+ goto err;
+
+ if (!ASN1_bn_print(bp, "r: ", dsa_sig->r, m, indent))
+ goto err;
+ if (!ASN1_bn_print(bp, "s: ", dsa_sig->s, m, indent))
+ goto err;
+ rv = 1;
+ err:
+ if (m)
+ OPENSSL_free(m);
+ DSA_SIG_free(dsa_sig);
+ return rv;
+ }
+ return X509_signature_dump(bp, sig, indent);
+}
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;
+{
+ 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;
+ 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;
+ case ASN1_PKEY_CTRL_DEFAULT_MD_NID:
+ *(int *)arg2 = NID_sha1;
+ return 2;
- default:
- 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,
- dsa_sig_print,
-
- int_dsa_free,
- dsa_pkey_ctrl,
- old_dsa_priv_decode,
- old_dsa_priv_encode
- }
- };
+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,
+ dsa_sig_print,
+
+ int_dsa_free,
+ dsa_pkey_ctrl,
+ old_dsa_priv_decode,
+ old_dsa_priv_encode}
+};
diff --git a/crypto/dsa/dsa_asn1.c b/crypto/dsa/dsa_asn1.c
index 473af873e02b..3283a2295b40 100644
--- a/crypto/dsa/dsa_asn1.c
+++ b/crypto/dsa/dsa_asn1.c
@@ -1,6 +1,7 @@
/* dsa_asn1.c */
-/* Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL
- * project 2000.
+/*
+ * Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL project
+ * 2000.
*/
/* ====================================================================
* Copyright (c) 2000-2005 The OpenSSL Project. All rights reserved.
@@ -10,7 +11,7 @@
* 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
@@ -65,136 +66,137 @@
/* Override the default new methods */
static int sig_cb(int operation, ASN1_VALUE **pval, const ASN1_ITEM *it,
- void *exarg)
+ 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;
- return 2;
- }
- return 1;
+ 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;
+ return 2;
+ }
+ return 1;
}
ASN1_SEQUENCE_cb(DSA_SIG, sig_cb) = {
- ASN1_SIMPLE(DSA_SIG, r, CBIGNUM),
- ASN1_SIMPLE(DSA_SIG, s, CBIGNUM)
+ ASN1_SIMPLE(DSA_SIG, r, CBIGNUM),
+ 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)
/* Override the default free and new methods */
static int dsa_cb(int operation, ASN1_VALUE **pval, const ASN1_ITEM *it,
- void *exarg)
+ void *exarg)
{
- if(operation == ASN1_OP_NEW_PRE) {
- *pval = (ASN1_VALUE *)DSA_new();
- if(*pval) return 2;
- return 0;
- } else if(operation == ASN1_OP_FREE_PRE) {
- DSA_free((DSA *)*pval);
- *pval = NULL;
- return 2;
- }
- return 1;
+ if (operation == ASN1_OP_NEW_PRE) {
+ *pval = (ASN1_VALUE *)DSA_new();
+ if (*pval)
+ return 2;
+ return 0;
+ } else if (operation == ASN1_OP_FREE_PRE) {
+ DSA_free((DSA *)*pval);
+ *pval = NULL;
+ return 2;
+ }
+ return 1;
}
ASN1_SEQUENCE_cb(DSAPrivateKey, dsa_cb) = {
- ASN1_SIMPLE(DSA, version, LONG),
- ASN1_SIMPLE(DSA, p, BIGNUM),
- ASN1_SIMPLE(DSA, q, BIGNUM),
- ASN1_SIMPLE(DSA, g, BIGNUM),
- ASN1_SIMPLE(DSA, pub_key, BIGNUM),
- ASN1_SIMPLE(DSA, priv_key, BIGNUM)
+ ASN1_SIMPLE(DSA, version, LONG),
+ ASN1_SIMPLE(DSA, p, BIGNUM),
+ ASN1_SIMPLE(DSA, q, BIGNUM),
+ ASN1_SIMPLE(DSA, g, BIGNUM),
+ ASN1_SIMPLE(DSA, pub_key, BIGNUM),
+ ASN1_SIMPLE(DSA, priv_key, BIGNUM)
} ASN1_SEQUENCE_END_cb(DSA, DSAPrivateKey)
IMPLEMENT_ASN1_ENCODE_FUNCTIONS_const_fname(DSA, DSAPrivateKey, DSAPrivateKey)
ASN1_SEQUENCE_cb(DSAparams, dsa_cb) = {
- ASN1_SIMPLE(DSA, p, BIGNUM),
- ASN1_SIMPLE(DSA, q, BIGNUM),
- ASN1_SIMPLE(DSA, g, BIGNUM),
+ ASN1_SIMPLE(DSA, p, BIGNUM),
+ ASN1_SIMPLE(DSA, q, BIGNUM),
+ ASN1_SIMPLE(DSA, g, BIGNUM),
} ASN1_SEQUENCE_END_cb(DSA, DSAparams)
IMPLEMENT_ASN1_ENCODE_FUNCTIONS_const_fname(DSA, DSAparams, DSAparams)
-/* DSA public key is a bit trickier... its effectively a CHOICE type
- * decided by a field called write_params which can either write out
- * just the public key as an INTEGER or the parameters and public key
- * in a SEQUENCE
+/*
+ * DSA public key is a bit trickier... its effectively a CHOICE type decided
+ * by a field called write_params which can either write out just the public
+ * key as an INTEGER or the parameters and public key in a SEQUENCE
*/
ASN1_SEQUENCE(dsa_pub_internal) = {
- ASN1_SIMPLE(DSA, pub_key, BIGNUM),
- ASN1_SIMPLE(DSA, p, BIGNUM),
- ASN1_SIMPLE(DSA, q, BIGNUM),
- ASN1_SIMPLE(DSA, g, BIGNUM)
+ ASN1_SIMPLE(DSA, pub_key, BIGNUM),
+ ASN1_SIMPLE(DSA, p, BIGNUM),
+ ASN1_SIMPLE(DSA, q, BIGNUM),
+ ASN1_SIMPLE(DSA, g, BIGNUM)
} ASN1_SEQUENCE_END_name(DSA, dsa_pub_internal)
ASN1_CHOICE_cb(DSAPublicKey, dsa_cb) = {
- ASN1_SIMPLE(DSA, pub_key, BIGNUM),
- ASN1_EX_COMBINE(0, 0, dsa_pub_internal)
+ ASN1_SIMPLE(DSA, pub_key, BIGNUM),
+ ASN1_EX_COMBINE(0, 0, dsa_pub_internal)
} ASN1_CHOICE_END_cb(DSA, DSAPublicKey, write_params)
IMPLEMENT_ASN1_ENCODE_FUNCTIONS_const_fname(DSA, DSAPublicKey, DSAPublicKey)
DSA *DSAparams_dup(DSA *dsa)
- {
- return ASN1_item_dup(ASN1_ITEM_rptr(DSAparams), dsa);
- }
-
-int DSA_sign(int type, const unsigned char *dgst, int dlen, unsigned char *sig,
- unsigned int *siglen, DSA *dsa)
- {
- DSA_SIG *s;
- RAND_seed(dgst, dlen);
- 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);
- }
+{
+ return ASN1_item_dup(ASN1_ITEM_rptr(DSAparams), dsa);
+}
+
+int DSA_sign(int type, const unsigned char *dgst, int dlen,
+ unsigned char *sig, unsigned int *siglen, DSA *dsa)
+{
+ DSA_SIG *s;
+ RAND_seed(dgst, dlen);
+ 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);
+}
/* data has already been hashed (probably with SHA or SHA-1). */
-/* returns
+/*-
+ * 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;
- const unsigned char *p = sigbuf;
- unsigned char *der = NULL;
- int derlen = -1;
- int ret=-1;
-
- s = DSA_SIG_new();
- if (s == NULL) return(ret);
- if (d2i_DSA_SIG(&s,&p,siglen) == NULL) goto err;
- /* Ensure signature uses DER and doesn't have trailing garbage */
- derlen = i2d_DSA_SIG(s, &der);
- if (derlen != siglen || memcmp(sigbuf, der, derlen))
- goto err;
- ret=DSA_do_verify(dgst,dgst_len,s,dsa);
-err:
- if (derlen > 0)
- {
- OPENSSL_cleanse(der, derlen);
- OPENSSL_free(der);
- }
- DSA_SIG_free(s);
- return(ret);
- }
+ const unsigned char *sigbuf, int siglen, DSA *dsa)
+{
+ DSA_SIG *s;
+ const unsigned char *p = sigbuf;
+ unsigned char *der = NULL;
+ int derlen = -1;
+ int ret = -1;
+
+ s = DSA_SIG_new();
+ if (s == NULL)
+ return (ret);
+ if (d2i_DSA_SIG(&s, &p, siglen) == NULL)
+ goto err;
+ /* Ensure signature uses DER and doesn't have trailing garbage */
+ derlen = i2d_DSA_SIG(s, &der);
+ if (derlen != siglen || memcmp(sigbuf, der, derlen))
+ goto err;
+ ret = DSA_do_verify(dgst, dgst_len, s, dsa);
+ err:
+ if (derlen > 0) {
+ OPENSSL_cleanse(der, derlen);
+ OPENSSL_free(der);
+ }
+ DSA_SIG_free(s);
+ return (ret);
+}
diff --git a/crypto/dsa/dsa_depr.c b/crypto/dsa/dsa_depr.c
index f2da680eb466..54f88bc44003 100644
--- a/crypto/dsa/dsa_depr.c
+++ b/crypto/dsa/dsa_depr.c
@@ -7,7 +7,7 @@
* 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
@@ -53,54 +53,61 @@
*
*/
-/* This file contains deprecated function(s) that are now wrappers to the new
- * version(s). */
+/*
+ * This file contains deprecated function(s) that are now wrappers to the new
+ * version(s).
+ */
#undef GENUINE_DSA
#ifdef GENUINE_DSA
-/* Parameter generation follows the original release of FIPS PUB 186,
- * Appendix 2.2 (i.e. use SHA as defined in FIPS PUB 180) */
-#define HASH EVP_sha()
+/*
+ * Parameter generation follows the original release of FIPS PUB 186,
+ * Appendix 2.2 (i.e. use SHA as defined in FIPS PUB 180)
+ */
+# define HASH EVP_sha()
#else
-/* Parameter generation follows the updated Appendix 2.2 for FIPS PUB 186,
- * also Appendix 2.2 of FIPS PUB 186-1 (i.e. use SHA as defined in
- * FIPS PUB 180-1) */
-#define HASH EVP_sha1()
-#endif
+/*
+ * Parameter generation follows the updated Appendix 2.2 for FIPS PUB 186,
+ * also Appendix 2.2 of FIPS PUB 186-1 (i.e. use SHA as defined in FIPS PUB
+ * 180-1)
+ */
+# define HASH EVP_sha1()
+#endif
-static void *dummy=&dummy;
+static void *dummy = &dummy;
#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>
+# 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_NO_DEPRECATED
+# ifndef OPENSSL_NO_DEPRECATED
DSA *DSA_generate_parameters(int bits,
- unsigned char *seed_in, int seed_len,
- int *counter_ret, unsigned long *h_ret,
- void (*callback)(int, int, void *),
- void *cb_arg)
- {
- BN_GENCB cb;
- DSA *ret;
+ unsigned char *seed_in, int seed_len,
+ int *counter_ret, unsigned long *h_ret,
+ void (*callback) (int, int, void *),
+ void *cb_arg)
+{
+ BN_GENCB cb;
+ DSA *ret;
- if ((ret=DSA_new()) == NULL) return NULL;
+ if ((ret = DSA_new()) == NULL)
+ return NULL;
- BN_GENCB_set_old(&cb, callback, cb_arg);
+ BN_GENCB_set_old(&cb, callback, cb_arg);
- if(DSA_generate_parameters_ex(ret, bits, seed_in, seed_len,
- counter_ret, h_ret, &cb))
- return ret;
- DSA_free(ret);
- return NULL;
- }
-#endif
+ if (DSA_generate_parameters_ex(ret, bits, seed_in, seed_len,
+ counter_ret, h_ret, &cb))
+ return ret;
+ DSA_free(ret);
+ return NULL;
+}
+# endif
#endif
diff --git a/crypto/dsa/dsa_err.c b/crypto/dsa/dsa_err.c
index 00545b7b9fa9..746f5dfe6dc7 100644
--- a/crypto/dsa/dsa_err.c
+++ b/crypto/dsa/dsa_err.c
@@ -7,7 +7,7 @@
* 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
@@ -53,7 +53,8 @@
*
*/
-/* NOTE: this file was auto generated by the mkerr.pl script: any changes
+/*
+ * NOTE: this file was auto generated by the mkerr.pl script: any changes
* made to it will be overwritten when the script next updates this file,
* only reason strings will be preserved.
*/
@@ -65,66 +66,65 @@
/* BEGIN ERROR CODES */
#ifndef OPENSSL_NO_ERR
-#define ERR_FUNC(func) ERR_PACK(ERR_LIB_DSA,func,0)
-#define ERR_REASON(reason) ERR_PACK(ERR_LIB_DSA,0,reason)
+# define ERR_FUNC(func) ERR_PACK(ERR_LIB_DSA,func,0)
+# define ERR_REASON(reason) ERR_PACK(ERR_LIB_DSA,0,reason)
-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_DO_SIGN), "DSA_do_sign"},
-{ERR_FUNC(DSA_F_DSA_DO_VERIFY), "DSA_do_verify"},
-{ERR_FUNC(DSA_F_DSA_GENERATE_KEY), "DSA_generate_key"},
-{ERR_FUNC(DSA_F_DSA_GENERATE_PARAMETERS_EX), "DSA_generate_parameters_ex"},
-{ERR_FUNC(DSA_F_DSA_NEW_METHOD), "DSA_new_method"},
-{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_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_SIG_PRINT), "DSA_SIG_PRINT"},
-{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}
- };
+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_DO_SIGN), "DSA_do_sign"},
+ {ERR_FUNC(DSA_F_DSA_DO_VERIFY), "DSA_do_verify"},
+ {ERR_FUNC(DSA_F_DSA_GENERATE_KEY), "DSA_generate_key"},
+ {ERR_FUNC(DSA_F_DSA_GENERATE_PARAMETERS_EX),
+ "DSA_generate_parameters_ex"},
+ {ERR_FUNC(DSA_F_DSA_NEW_METHOD), "DSA_new_method"},
+ {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_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_SIG_PRINT), "DSA_SIG_PRINT"},
+ {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}
+};
-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_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_NEED_NEW_SETUP_VALUES) ,"need new setup values"},
-{ERR_REASON(DSA_R_NON_FIPS_DSA_METHOD) ,"non fips dsa method"},
-{ERR_REASON(DSA_R_NO_PARAMETERS_SET) ,"no parameters set"},
-{ERR_REASON(DSA_R_PARAMETER_ENCODING_ERROR),"parameter encoding error"},
-{0,NULL}
- };
+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_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_NEED_NEW_SETUP_VALUES), "need new setup values"},
+ {ERR_REASON(DSA_R_NON_FIPS_DSA_METHOD), "non fips dsa method"},
+ {ERR_REASON(DSA_R_NO_PARAMETERS_SET), "no parameters set"},
+ {ERR_REASON(DSA_R_PARAMETER_ENCODING_ERROR), "parameter encoding error"},
+ {0, NULL}
+};
#endif
void ERR_load_DSA_strings(void)
- {
+{
#ifndef OPENSSL_NO_ERR
- if (ERR_func_error_string(DSA_str_functs[0].error) == NULL)
- {
- ERR_load_strings(0,DSA_str_functs);
- ERR_load_strings(0,DSA_str_reasons);
- }
+ if (ERR_func_error_string(DSA_str_functs[0].error) == NULL) {
+ ERR_load_strings(0, DSA_str_functs);
+ ERR_load_strings(0, DSA_str_reasons);
+ }
#endif
- }
+}
diff --git a/crypto/dsa/dsa_gen.c b/crypto/dsa/dsa_gen.c
index c398761d0ddd..c808ab609722 100644
--- a/crypto/dsa/dsa_gen.c
+++ b/crypto/dsa/dsa_gen.c
@@ -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
@@ -59,313 +59,327 @@
#undef GENUINE_DSA
#ifdef GENUINE_DSA
-/* Parameter generation follows the original release of FIPS PUB 186,
- * Appendix 2.2 (i.e. use SHA as defined in FIPS PUB 180) */
-#define HASH EVP_sha()
+/*
+ * Parameter generation follows the original release of FIPS PUB 186,
+ * Appendix 2.2 (i.e. use SHA as defined in FIPS PUB 180)
+ */
+# define HASH EVP_sha()
#else
-/* Parameter generation follows the updated Appendix 2.2 for FIPS PUB 186,
- * also Appendix 2.2 of FIPS PUB 186-1 (i.e. use SHA as defined in
- * FIPS PUB 180-1) */
-#define HASH EVP_sha1()
-#endif
+/*
+ * Parameter generation follows the updated Appendix 2.2 for FIPS PUB 186,
+ * also Appendix 2.2 of FIPS PUB 186-1 (i.e. use SHA as defined in FIPS PUB
+ * 180-1)
+ */
+# define HASH EVP_sha1()
+#endif
#include <openssl/opensslconf.h> /* To see if OPENSSL_NO_SHA is defined */
#ifndef OPENSSL_NO_SHA
-#include <stdio.h>
-#include "cryptlib.h"
-#include <openssl/evp.h>
-#include <openssl/bn.h>
-#include <openssl/rand.h>
-#include <openssl/sha.h>
-#include "dsa_locl.h"
+# include <stdio.h>
+# include "cryptlib.h"
+# include <openssl/evp.h>
+# include <openssl/bn.h>
+# include <openssl/rand.h>
+# include <openssl/sha.h>
+# include "dsa_locl.h"
-#ifdef OPENSSL_FIPS
-#include <openssl/fips.h>
-#endif
+# ifdef OPENSSL_FIPS
+# include <openssl/fips.h>
+# endif
int DSA_generate_parameters_ex(DSA *ret, int bits,
- const unsigned char *seed_in, int seed_len,
- int *counter_ret, unsigned long *h_ret, BN_GENCB *cb)
- {
-#ifdef OPENSSL_FIPS
- if (FIPS_mode() && !(ret->meth->flags & DSA_FLAG_FIPS_METHOD)
- && !(ret->flags & DSA_FLAG_NON_FIPS_ALLOW))
- {
- DSAerr(DSA_F_DSA_GENERATE_PARAMETERS_EX, DSA_R_NON_FIPS_DSA_METHOD);
- return 0;
- }
-#endif
- if(ret->meth->dsa_paramgen)
- return ret->meth->dsa_paramgen(ret, bits, seed_in, seed_len,
- counter_ret, h_ret, cb);
-#ifdef OPENSSL_FIPS
- else if (FIPS_mode())
- {
- return FIPS_dsa_generate_parameters_ex(ret, bits,
- seed_in, seed_len,
- counter_ret, h_ret, cb);
- }
-#endif
- 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, NULL, counter_ret, h_ret, cb);
- }
- }
+ const unsigned char *seed_in, int seed_len,
+ int *counter_ret, unsigned long *h_ret,
+ BN_GENCB *cb)
+{
+# ifdef OPENSSL_FIPS
+ if (FIPS_mode() && !(ret->meth->flags & DSA_FLAG_FIPS_METHOD)
+ && !(ret->flags & DSA_FLAG_NON_FIPS_ALLOW)) {
+ DSAerr(DSA_F_DSA_GENERATE_PARAMETERS_EX, DSA_R_NON_FIPS_DSA_METHOD);
+ return 0;
+ }
+# endif
+ if (ret->meth->dsa_paramgen)
+ return ret->meth->dsa_paramgen(ret, bits, seed_in, seed_len,
+ counter_ret, h_ret, cb);
+# ifdef OPENSSL_FIPS
+ else if (FIPS_mode()) {
+ return FIPS_dsa_generate_parameters_ex(ret, bits,
+ seed_in, seed_len,
+ counter_ret, h_ret, cb);
+ }
+# endif
+ 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, NULL, counter_ret,
+ h_ret, 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,
- unsigned char *seed_out,
- int *counter_ret, unsigned long *h_ret, BN_GENCB *cb)
- {
- int ok=0;
- 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 i, k, n=0, m=0, qsize = qbits >> 3;
- int counter=0;
- int r=0;
- BN_CTX *ctx=NULL;
- unsigned int h=2;
-
- 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 < (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;
-
- BN_CTX_start(ctx);
- r0 = BN_CTX_get(ctx);
- g = BN_CTX_get(ctx);
- W = BN_CTX_get(ctx);
- q = BN_CTX_get(ctx);
- X = BN_CTX_get(ctx);
- c = BN_CTX_get(ctx);
- p = BN_CTX_get(ctx);
- test = BN_CTX_get(ctx);
-
- if (!BN_lshift(test,BN_value_one(),bits-1))
- goto err;
-
- for (;;)
- {
- for (;;) /* find q */
- {
- int seed_is_random;
-
- /* step 1 */
- if(!BN_GENCB_call(cb, 0, m++))
- goto err;
-
- if (!seed_len)
- {
- RAND_pseudo_bytes(seed, qsize);
- seed_is_random = 1;
- }
- else
- {
- seed_is_random = 0;
- seed_len=0; /* use random seed if 'seed_in' turns out to be bad*/
- }
- memcpy(buf , seed, qsize);
- memcpy(buf2, seed, qsize);
- /* precompute "SEED + 1" for step 7: */
- for (i = qsize-1; i >= 0; i--)
- {
- buf[i]++;
- if (buf[i] != 0)
- break;
- }
-
- /* step 2 */
- if (!EVP_Digest(seed, qsize, md, NULL, evpmd, NULL))
- goto err;
- if (!EVP_Digest(buf, qsize, buf2, NULL, evpmd, NULL))
- goto err;
- for (i = 0; i < qsize; i++)
- md[i]^=buf2[i];
-
- /* step 3 */
- 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,
- seed_is_random, cb);
- if (r > 0)
- break;
- if (r != 0)
- goto err;
-
- /* do a callback call */
- /* step 5 */
- }
-
- if(!BN_GENCB_call(cb, 2, 0)) goto err;
- if(!BN_GENCB_call(cb, 3, 0)) goto err;
-
- /* step 6 */
- counter=0;
- /* "offset = 2" */
-
- n=(bits-1)/160;
-
- for (;;)
- {
- if ((counter != 0) && !BN_GENCB_call(cb, 0, counter))
- goto err;
-
- /* step 7 */
- BN_zero(W);
- /* now 'buf' contains "SEED + offset - 1" */
- for (k=0; k<=n; k++)
- {
- /* obtain "SEED + offset + k" by incrementing: */
- for (i = qsize-1; i >= 0; i--)
- {
- buf[i]++;
- if (buf[i] != 0)
- break;
- }
-
- if (!EVP_Digest(buf, qsize, md ,NULL, evpmd,
- NULL))
- goto err;
-
- /* step 8 */
- if (!BN_bin2bn(md, qsize, r0))
- goto err;
- if (!BN_lshift(r0,r0,(qsize << 3)*k)) goto err;
- if (!BN_add(W,W,r0)) goto err;
- }
-
- /* more of step 8 */
- if (!BN_mask_bits(W,bits-1)) goto err;
- if (!BN_copy(X,W)) goto err;
- if (!BN_add(X,X,test)) goto err;
-
- /* step 9 */
- if (!BN_lshift1(r0,q)) goto err;
- if (!BN_mod(c,X,r0,ctx)) goto err;
- if (!BN_sub(r0,c,BN_value_one())) goto err;
- if (!BN_sub(p,X,r0)) goto err;
-
- /* step 10 */
- if (BN_cmp(p,test) >= 0)
- {
- /* step 11 */
- r = BN_is_prime_fasttest_ex(p, DSS_prime_checks,
- ctx, 1, cb);
- if (r > 0)
- goto end; /* found it */
- if (r != 0)
- goto err;
- }
-
- /* step 13 */
- counter++;
- /* "offset = offset + n + 1" */
-
- /* step 14 */
- if (counter >= 4096) break;
- }
- }
-end:
- if(!BN_GENCB_call(cb, 2, 1))
- goto err;
-
- /* We now need to generate g */
- /* Set r0=(p-1)/q */
- if (!BN_sub(test,p,BN_value_one())) goto err;
- if (!BN_div(r0,NULL,test,q,ctx)) goto err;
-
- if (!BN_set_word(test,h)) goto err;
- if (!BN_MONT_CTX_set(mont,p,ctx)) goto err;
-
- for (;;)
- {
- /* g=test^r0%p */
- if (!BN_mod_exp_mont(g,test,r0,p,ctx,mont)) goto err;
- if (!BN_is_one(g)) break;
- if (!BN_add(test,test,BN_value_one())) goto err;
- h++;
- }
-
- if(!BN_GENCB_call(cb, 3, 1))
- goto err;
-
- ok=1;
-err:
- if (ok)
- {
- if(ret->p) BN_free(ret->p);
- if(ret->q) BN_free(ret->q);
- if(ret->g) BN_free(ret->g);
- ret->p=BN_dup(p);
- ret->q=BN_dup(q);
- ret->g=BN_dup(g);
- if (ret->p == NULL || ret->q == NULL || ret->g == NULL)
- {
- ok=0;
- goto err;
- }
- if (counter_ret != NULL) *counter_ret=counter;
- if (h_ret != NULL) *h_ret=h;
- if (seed_out)
- memcpy(seed_out, seed, qsize);
- }
- if(ctx)
- {
- BN_CTX_end(ctx);
- BN_CTX_free(ctx);
- }
- if (mont != NULL) BN_MONT_CTX_free(mont);
- return ok;
- }
+ const EVP_MD *evpmd, const unsigned char *seed_in,
+ size_t seed_len, unsigned char *seed_out,
+ int *counter_ret, unsigned long *h_ret, BN_GENCB *cb)
+{
+ int ok = 0;
+ 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 i, k, n = 0, m = 0, qsize = qbits >> 3;
+ int counter = 0;
+ int r = 0;
+ BN_CTX *ctx = NULL;
+ unsigned int h = 2;
+
+ 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 < (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;
+
+ BN_CTX_start(ctx);
+ r0 = BN_CTX_get(ctx);
+ g = BN_CTX_get(ctx);
+ W = BN_CTX_get(ctx);
+ q = BN_CTX_get(ctx);
+ X = BN_CTX_get(ctx);
+ c = BN_CTX_get(ctx);
+ p = BN_CTX_get(ctx);
+ test = BN_CTX_get(ctx);
+
+ if (!BN_lshift(test, BN_value_one(), bits - 1))
+ goto err;
+
+ for (;;) {
+ for (;;) { /* find q */
+ int seed_is_random;
+
+ /* step 1 */
+ if (!BN_GENCB_call(cb, 0, m++))
+ goto err;
+
+ if (!seed_len) {
+ RAND_pseudo_bytes(seed, qsize);
+ seed_is_random = 1;
+ } else {
+ seed_is_random = 0;
+ seed_len = 0; /* use random seed if 'seed_in' turns out to
+ * be bad */
+ }
+ memcpy(buf, seed, qsize);
+ memcpy(buf2, seed, qsize);
+ /* precompute "SEED + 1" for step 7: */
+ for (i = qsize - 1; i >= 0; i--) {
+ buf[i]++;
+ if (buf[i] != 0)
+ break;
+ }
+
+ /* step 2 */
+ if (!EVP_Digest(seed, qsize, md, NULL, evpmd, NULL))
+ goto err;
+ if (!EVP_Digest(buf, qsize, buf2, NULL, evpmd, NULL))
+ goto err;
+ for (i = 0; i < qsize; i++)
+ md[i] ^= buf2[i];
+
+ /* step 3 */
+ 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,
+ seed_is_random, cb);
+ if (r > 0)
+ break;
+ if (r != 0)
+ goto err;
+
+ /* do a callback call */
+ /* step 5 */
+ }
+
+ if (!BN_GENCB_call(cb, 2, 0))
+ goto err;
+ if (!BN_GENCB_call(cb, 3, 0))
+ goto err;
+
+ /* step 6 */
+ counter = 0;
+ /* "offset = 2" */
+
+ n = (bits - 1) / 160;
+
+ for (;;) {
+ if ((counter != 0) && !BN_GENCB_call(cb, 0, counter))
+ goto err;
+
+ /* step 7 */
+ BN_zero(W);
+ /* now 'buf' contains "SEED + offset - 1" */
+ for (k = 0; k <= n; k++) {
+ /*
+ * obtain "SEED + offset + k" by incrementing:
+ */
+ for (i = qsize - 1; i >= 0; i--) {
+ buf[i]++;
+ if (buf[i] != 0)
+ break;
+ }
+
+ if (!EVP_Digest(buf, qsize, md, NULL, evpmd, NULL))
+ goto err;
+
+ /* step 8 */
+ if (!BN_bin2bn(md, qsize, r0))
+ goto err;
+ if (!BN_lshift(r0, r0, (qsize << 3) * k))
+ goto err;
+ if (!BN_add(W, W, r0))
+ goto err;
+ }
+
+ /* more of step 8 */
+ if (!BN_mask_bits(W, bits - 1))
+ goto err;
+ if (!BN_copy(X, W))
+ goto err;
+ if (!BN_add(X, X, test))
+ goto err;
+
+ /* step 9 */
+ if (!BN_lshift1(r0, q))
+ goto err;
+ if (!BN_mod(c, X, r0, ctx))
+ goto err;
+ if (!BN_sub(r0, c, BN_value_one()))
+ goto err;
+ if (!BN_sub(p, X, r0))
+ goto err;
+
+ /* step 10 */
+ if (BN_cmp(p, test) >= 0) {
+ /* step 11 */
+ r = BN_is_prime_fasttest_ex(p, DSS_prime_checks, ctx, 1, cb);
+ if (r > 0)
+ goto end; /* found it */
+ if (r != 0)
+ goto err;
+ }
+
+ /* step 13 */
+ counter++;
+ /* "offset = offset + n + 1" */
+
+ /* step 14 */
+ if (counter >= 4096)
+ break;
+ }
+ }
+ end:
+ if (!BN_GENCB_call(cb, 2, 1))
+ goto err;
+
+ /* We now need to generate g */
+ /* Set r0=(p-1)/q */
+ if (!BN_sub(test, p, BN_value_one()))
+ goto err;
+ if (!BN_div(r0, NULL, test, q, ctx))
+ goto err;
+
+ if (!BN_set_word(test, h))
+ goto err;
+ if (!BN_MONT_CTX_set(mont, p, ctx))
+ goto err;
+
+ for (;;) {
+ /* g=test^r0%p */
+ if (!BN_mod_exp_mont(g, test, r0, p, ctx, mont))
+ goto err;
+ if (!BN_is_one(g))
+ break;
+ if (!BN_add(test, test, BN_value_one()))
+ goto err;
+ h++;
+ }
+
+ if (!BN_GENCB_call(cb, 3, 1))
+ goto err;
+
+ ok = 1;
+ err:
+ if (ok) {
+ if (ret->p)
+ BN_free(ret->p);
+ if (ret->q)
+ BN_free(ret->q);
+ if (ret->g)
+ BN_free(ret->g);
+ ret->p = BN_dup(p);
+ ret->q = BN_dup(q);
+ ret->g = BN_dup(g);
+ if (ret->p == NULL || ret->q == NULL || ret->g == NULL) {
+ ok = 0;
+ goto err;
+ }
+ if (counter_ret != NULL)
+ *counter_ret = counter;
+ if (h_ret != NULL)
+ *h_ret = h;
+ if (seed_out)
+ memcpy(seed_out, seed, qsize);
+ }
+ if (ctx) {
+ BN_CTX_end(ctx);
+ BN_CTX_free(ctx);
+ }
+ if (mont != NULL)
+ BN_MONT_CTX_free(mont);
+ return ok;
+}
#endif
diff --git a/crypto/dsa/dsa_key.c b/crypto/dsa/dsa_key.c
index 9cf669b921ac..e8c8d2e6aac2 100644
--- a/crypto/dsa/dsa_key.c
+++ b/crypto/dsa/dsa_key.c
@@ -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
@@ -60,85 +60,86 @@
#include <time.h>
#include "cryptlib.h"
#ifndef OPENSSL_NO_SHA
-#include <openssl/bn.h>
-#include <openssl/dsa.h>
-#include <openssl/rand.h>
+# include <openssl/bn.h>
+# include <openssl/dsa.h>
+# include <openssl/rand.h>
-#ifdef OPENSSL_FIPS
-#include <openssl/fips.h>
-#endif
+# ifdef OPENSSL_FIPS
+# include <openssl/fips.h>
+# endif
static int dsa_builtin_keygen(DSA *dsa);
int DSA_generate_key(DSA *dsa)
- {
-#ifdef OPENSSL_FIPS
- if (FIPS_mode() && !(dsa->meth->flags & DSA_FLAG_FIPS_METHOD)
- && !(dsa->flags & DSA_FLAG_NON_FIPS_ALLOW))
- {
- DSAerr(DSA_F_DSA_GENERATE_KEY, DSA_R_NON_FIPS_DSA_METHOD);
- return 0;
- }
-#endif
- if(dsa->meth->dsa_keygen)
- return dsa->meth->dsa_keygen(dsa);
-#ifdef OPENSSL_FIPS
- if (FIPS_mode())
- return FIPS_dsa_generate_key(dsa);
-#endif
- return dsa_builtin_keygen(dsa);
- }
+{
+# ifdef OPENSSL_FIPS
+ if (FIPS_mode() && !(dsa->meth->flags & DSA_FLAG_FIPS_METHOD)
+ && !(dsa->flags & DSA_FLAG_NON_FIPS_ALLOW)) {
+ DSAerr(DSA_F_DSA_GENERATE_KEY, DSA_R_NON_FIPS_DSA_METHOD);
+ return 0;
+ }
+# endif
+ if (dsa->meth->dsa_keygen)
+ return dsa->meth->dsa_keygen(dsa);
+# ifdef OPENSSL_FIPS
+ if (FIPS_mode())
+ return FIPS_dsa_generate_key(dsa);
+# endif
+ return dsa_builtin_keygen(dsa);
+}
static int dsa_builtin_keygen(DSA *dsa)
- {
- int ok=0;
- BN_CTX *ctx=NULL;
- BIGNUM *pub_key=NULL,*priv_key=NULL;
+{
+ int ok = 0;
+ BN_CTX *ctx = NULL;
+ BIGNUM *pub_key = NULL, *priv_key = NULL;
+
+ if ((ctx = BN_CTX_new()) == NULL)
+ goto err;
- if ((ctx=BN_CTX_new()) == NULL) goto err;
+ if (dsa->priv_key == NULL) {
+ if ((priv_key = BN_new()) == NULL)
+ goto err;
+ } else
+ priv_key = dsa->priv_key;
- if (dsa->priv_key == NULL)
- {
- if ((priv_key=BN_new()) == NULL) goto err;
- }
- else
- priv_key=dsa->priv_key;
+ do
+ if (!BN_rand_range(priv_key, dsa->q))
+ goto err;
+ while (BN_is_zero(priv_key)) ;
- do
- if (!BN_rand_range(priv_key,dsa->q)) goto err;
- while (BN_is_zero(priv_key));
+ if (dsa->pub_key == NULL) {
+ if ((pub_key = BN_new()) == NULL)
+ goto err;
+ } else
+ pub_key = dsa->pub_key;
- if (dsa->pub_key == NULL)
- {
- if ((pub_key=BN_new()) == NULL) goto err;
- }
- else
- pub_key=dsa->pub_key;
-
- {
- BIGNUM local_prk;
- BIGNUM *prk;
+ {
+ BIGNUM local_prk;
+ BIGNUM *prk;
- if ((dsa->flags & DSA_FLAG_NO_EXP_CONSTTIME) == 0)
- {
- BN_init(&local_prk);
- prk = &local_prk;
- BN_with_flags(prk, priv_key, BN_FLG_CONSTTIME);
- }
- else
- prk = priv_key;
+ if ((dsa->flags & DSA_FLAG_NO_EXP_CONSTTIME) == 0) {
+ BN_init(&local_prk);
+ prk = &local_prk;
+ BN_with_flags(prk, priv_key, BN_FLG_CONSTTIME);
+ } else
+ prk = priv_key;
- if (!BN_mod_exp(pub_key,dsa->g,prk,dsa->p,ctx)) goto err;
- }
+ if (!BN_mod_exp(pub_key, dsa->g, prk, dsa->p, ctx))
+ goto err;
+ }
- dsa->priv_key=priv_key;
- dsa->pub_key=pub_key;
- ok=1;
+ dsa->priv_key = priv_key;
+ dsa->pub_key = pub_key;
+ ok = 1;
-err:
- if ((pub_key != NULL) && (dsa->pub_key == NULL)) BN_free(pub_key);
- if ((priv_key != NULL) && (dsa->priv_key == NULL)) BN_free(priv_key);
- if (ctx != NULL) BN_CTX_free(ctx);
- return(ok);
- }
+ err:
+ if ((pub_key != NULL) && (dsa->pub_key == NULL))
+ BN_free(pub_key);
+ if ((priv_key != NULL) && (dsa->priv_key == NULL))
+ BN_free(priv_key);
+ if (ctx != NULL)
+ BN_CTX_free(ctx);
+ return (ok);
+}
#endif
diff --git a/crypto/dsa/dsa_lib.c b/crypto/dsa/dsa_lib.c
index 96d8d0c4b453..eb9d21d9ae59 100644
--- a/crypto/dsa/dsa_lib.c
+++ b/crypto/dsa/dsa_lib.c
@@ -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
@@ -64,266 +64,266 @@
#include <openssl/dsa.h>
#include <openssl/asn1.h>
#ifndef OPENSSL_NO_ENGINE
-#include <openssl/engine.h>
+# include <openssl/engine.h>
#endif
#ifndef OPENSSL_NO_DH
-#include <openssl/dh.h>
+# include <openssl/dh.h>
#endif
#ifdef OPENSSL_FIPS
-#include <openssl/fips.h>
+# include <openssl/fips.h>
#endif
-const char DSA_version[]="DSA" OPENSSL_VERSION_PTEXT;
+const char DSA_version[] = "DSA" OPENSSL_VERSION_PTEXT;
static const DSA_METHOD *default_DSA_method = NULL;
void DSA_set_default_method(const DSA_METHOD *meth)
- {
- default_DSA_method = meth;
- }
+{
+ default_DSA_method = meth;
+}
const DSA_METHOD *DSA_get_default_method(void)
- {
- if(!default_DSA_method)
- {
+{
+ if (!default_DSA_method) {
#ifdef OPENSSL_FIPS
- if (FIPS_mode())
- return FIPS_dsa_openssl();
- else
- return DSA_OpenSSL();
+ if (FIPS_mode())
+ return FIPS_dsa_openssl();
+ else
+ return DSA_OpenSSL();
#else
- default_DSA_method = DSA_OpenSSL();
+ default_DSA_method = DSA_OpenSSL();
#endif
- }
- return default_DSA_method;
- }
+ }
+ return default_DSA_method;
+}
DSA *DSA_new(void)
- {
- return DSA_new_method(NULL);
- }
+{
+ return DSA_new_method(NULL);
+}
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;
- mtmp = dsa->meth;
- if (mtmp->finish) mtmp->finish(dsa);
+{
+ /*
+ * 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;
+ mtmp = dsa->meth;
+ if (mtmp->finish)
+ mtmp->finish(dsa);
#ifndef OPENSSL_NO_ENGINE
- if (dsa->engine)
- {
- ENGINE_finish(dsa->engine);
- dsa->engine = NULL;
- }
+ if (dsa->engine) {
+ ENGINE_finish(dsa->engine);
+ dsa->engine = NULL;
+ }
#endif
- dsa->meth = meth;
- if (meth->init) meth->init(dsa);
- return 1;
- }
+ dsa->meth = meth;
+ if (meth->init)
+ meth->init(dsa);
+ return 1;
+}
DSA *DSA_new_method(ENGINE *engine)
- {
- DSA *ret;
-
- ret=(DSA *)OPENSSL_malloc(sizeof(DSA));
- if (ret == NULL)
- {
- DSAerr(DSA_F_DSA_NEW_METHOD,ERR_R_MALLOC_FAILURE);
- return(NULL);
- }
- ret->meth = DSA_get_default_method();
+{
+ DSA *ret;
+
+ ret = (DSA *)OPENSSL_malloc(sizeof(DSA));
+ if (ret == NULL) {
+ DSAerr(DSA_F_DSA_NEW_METHOD, ERR_R_MALLOC_FAILURE);
+ return (NULL);
+ }
+ ret->meth = DSA_get_default_method();
#ifndef OPENSSL_NO_ENGINE
- if (engine)
- {
- if (!ENGINE_init(engine))
- {
- DSAerr(DSA_F_DSA_NEW_METHOD, ERR_R_ENGINE_LIB);
- OPENSSL_free(ret);
- return NULL;
- }
- ret->engine = engine;
- }
- else
- ret->engine = ENGINE_get_default_DSA();
- if(ret->engine)
- {
- ret->meth = ENGINE_get_DSA(ret->engine);
- if(!ret->meth)
- {
- DSAerr(DSA_F_DSA_NEW_METHOD,
- ERR_R_ENGINE_LIB);
- ENGINE_finish(ret->engine);
- OPENSSL_free(ret);
- return NULL;
- }
- }
+ if (engine) {
+ if (!ENGINE_init(engine)) {
+ DSAerr(DSA_F_DSA_NEW_METHOD, ERR_R_ENGINE_LIB);
+ OPENSSL_free(ret);
+ return NULL;
+ }
+ ret->engine = engine;
+ } else
+ ret->engine = ENGINE_get_default_DSA();
+ if (ret->engine) {
+ ret->meth = ENGINE_get_DSA(ret->engine);
+ if (!ret->meth) {
+ DSAerr(DSA_F_DSA_NEW_METHOD, ERR_R_ENGINE_LIB);
+ ENGINE_finish(ret->engine);
+ OPENSSL_free(ret);
+ return NULL;
+ }
+ }
#endif
- ret->pad=0;
- ret->version=0;
- ret->write_params=1;
- ret->p=NULL;
- ret->q=NULL;
- ret->g=NULL;
-
- ret->pub_key=NULL;
- ret->priv_key=NULL;
-
- ret->kinv=NULL;
- ret->r=NULL;
- ret->method_mont_p=NULL;
-
- ret->references=1;
- ret->flags=ret->meth->flags & ~DSA_FLAG_NON_FIPS_ALLOW;
- CRYPTO_new_ex_data(CRYPTO_EX_INDEX_DSA, ret, &ret->ex_data);
- if ((ret->meth->init != NULL) && !ret->meth->init(ret))
- {
+ ret->pad = 0;
+ ret->version = 0;
+ ret->write_params = 1;
+ ret->p = NULL;
+ ret->q = NULL;
+ ret->g = NULL;
+
+ ret->pub_key = NULL;
+ ret->priv_key = NULL;
+
+ ret->kinv = NULL;
+ ret->r = NULL;
+ ret->method_mont_p = NULL;
+
+ ret->references = 1;
+ ret->flags = ret->meth->flags & ~DSA_FLAG_NON_FIPS_ALLOW;
+ CRYPTO_new_ex_data(CRYPTO_EX_INDEX_DSA, ret, &ret->ex_data);
+ if ((ret->meth->init != NULL) && !ret->meth->init(ret)) {
#ifndef OPENSSL_NO_ENGINE
- if (ret->engine)
- ENGINE_finish(ret->engine);
+ if (ret->engine)
+ ENGINE_finish(ret->engine);
#endif
- CRYPTO_free_ex_data(CRYPTO_EX_INDEX_DSA, ret, &ret->ex_data);
- OPENSSL_free(ret);
- ret=NULL;
- }
-
- return(ret);
- }
+ CRYPTO_free_ex_data(CRYPTO_EX_INDEX_DSA, ret, &ret->ex_data);
+ OPENSSL_free(ret);
+ ret = NULL;
+ }
+
+ return (ret);
+}
void DSA_free(DSA *r)
- {
- int i;
+{
+ int i;
- if (r == NULL) return;
+ if (r == NULL)
+ return;
- i=CRYPTO_add(&r->references,-1,CRYPTO_LOCK_DSA);
+ i = CRYPTO_add(&r->references, -1, CRYPTO_LOCK_DSA);
#ifdef REF_PRINT
- REF_PRINT("DSA",r);
+ REF_PRINT("DSA", r);
#endif
- if (i > 0) return;
+ if (i > 0)
+ return;
#ifdef REF_CHECK
- if (i < 0)
- {
- fprintf(stderr,"DSA_free, bad reference count\n");
- abort();
- }
+ if (i < 0) {
+ fprintf(stderr, "DSA_free, bad reference count\n");
+ abort();
+ }
#endif
- if(r->meth->finish)
- r->meth->finish(r);
+ if (r->meth->finish)
+ r->meth->finish(r);
#ifndef OPENSSL_NO_ENGINE
- if(r->engine)
- ENGINE_finish(r->engine);
+ if (r->engine)
+ ENGINE_finish(r->engine);
#endif
- CRYPTO_free_ex_data(CRYPTO_EX_INDEX_DSA, r, &r->ex_data);
-
- if (r->p != NULL) BN_clear_free(r->p);
- if (r->q != NULL) BN_clear_free(r->q);
- if (r->g != NULL) BN_clear_free(r->g);
- if (r->pub_key != NULL) BN_clear_free(r->pub_key);
- if (r->priv_key != NULL) BN_clear_free(r->priv_key);
- if (r->kinv != NULL) BN_clear_free(r->kinv);
- if (r->r != NULL) BN_clear_free(r->r);
- OPENSSL_free(r);
- }
+ CRYPTO_free_ex_data(CRYPTO_EX_INDEX_DSA, r, &r->ex_data);
+
+ if (r->p != NULL)
+ BN_clear_free(r->p);
+ if (r->q != NULL)
+ BN_clear_free(r->q);
+ if (r->g != NULL)
+ BN_clear_free(r->g);
+ if (r->pub_key != NULL)
+ BN_clear_free(r->pub_key);
+ if (r->priv_key != NULL)
+ BN_clear_free(r->priv_key);
+ if (r->kinv != NULL)
+ BN_clear_free(r->kinv);
+ if (r->r != NULL)
+ BN_clear_free(r->r);
+ OPENSSL_free(r);
+}
int DSA_up_ref(DSA *r)
- {
- int i = CRYPTO_add(&r->references, 1, CRYPTO_LOCK_DSA);
+{
+ int i = CRYPTO_add(&r->references, 1, CRYPTO_LOCK_DSA);
#ifdef REF_PRINT
- REF_PRINT("DSA",r);
+ REF_PRINT("DSA", r);
#endif
#ifdef REF_CHECK
- if (i < 2)
- {
- fprintf(stderr, "DSA_up_ref, bad reference count\n");
- abort();
- }
+ if (i < 2) {
+ fprintf(stderr, "DSA_up_ref, bad reference count\n");
+ abort();
+ }
#endif
- return ((i > 1) ? 1 : 0);
- }
+ 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 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)
- {
- return CRYPTO_get_ex_new_index(CRYPTO_EX_INDEX_DSA, argl, argp,
- new_func, dup_func, free_func);
- }
+ CRYPTO_EX_dup *dup_func, CRYPTO_EX_free *free_func)
+{
+ return CRYPTO_get_ex_new_index(CRYPTO_EX_INDEX_DSA, argl, argp,
+ new_func, dup_func, free_func);
+}
int DSA_set_ex_data(DSA *d, int idx, void *arg)
- {
- return(CRYPTO_set_ex_data(&d->ex_data,idx,arg));
- }
+{
+ return (CRYPTO_set_ex_data(&d->ex_data, idx, arg));
+}
void *DSA_get_ex_data(DSA *d, int idx)
- {
- return(CRYPTO_get_ex_data(&d->ex_data,idx));
- }
+{
+ return (CRYPTO_get_ex_data(&d->ex_data, idx));
+}
#ifndef OPENSSL_NO_DH
DH *DSA_dup_DH(const DSA *r)
- {
- /* DSA has p, q, g, optional pub_key, optional priv_key.
- * DH has p, optional length, g, optional pub_key, optional priv_key,
- * optional q.
- */
-
- DH *ret = NULL;
-
- if (r == NULL)
- goto err;
- ret = DH_new();
- if (ret == NULL)
- goto err;
- if (r->p != NULL)
- if ((ret->p = BN_dup(r->p)) == NULL)
- goto err;
- if (r->q != NULL)
- {
- ret->length = BN_num_bits(r->q);
- if ((ret->q = BN_dup(r->q)) == NULL)
- goto err;
- }
- if (r->g != NULL)
- if ((ret->g = BN_dup(r->g)) == NULL)
- goto err;
- if (r->pub_key != NULL)
- if ((ret->pub_key = BN_dup(r->pub_key)) == NULL)
- goto err;
- if (r->priv_key != NULL)
- if ((ret->priv_key = BN_dup(r->priv_key)) == NULL)
- goto err;
-
- return ret;
+{
+ /*
+ * DSA has p, q, g, optional pub_key, optional priv_key. DH has p,
+ * optional length, g, optional pub_key, optional priv_key, optional q.
+ */
+
+ DH *ret = NULL;
+
+ if (r == NULL)
+ goto err;
+ ret = DH_new();
+ if (ret == NULL)
+ goto err;
+ if (r->p != NULL)
+ if ((ret->p = BN_dup(r->p)) == NULL)
+ goto err;
+ if (r->q != NULL) {
+ ret->length = BN_num_bits(r->q);
+ if ((ret->q = BN_dup(r->q)) == NULL)
+ goto err;
+ }
+ if (r->g != NULL)
+ if ((ret->g = BN_dup(r->g)) == NULL)
+ goto err;
+ if (r->pub_key != NULL)
+ if ((ret->pub_key = BN_dup(r->pub_key)) == NULL)
+ goto err;
+ if (r->priv_key != NULL)
+ if ((ret->priv_key = BN_dup(r->priv_key)) == NULL)
+ goto err;
+
+ return ret;
err:
- if (ret != NULL)
- DH_free(ret);
- return NULL;
- }
+ if (ret != NULL)
+ DH_free(ret);
+ return NULL;
+}
#endif
diff --git a/crypto/dsa/dsa_locl.h b/crypto/dsa/dsa_locl.h
index 21e2e4524224..f32ee964d0e3 100644
--- a/crypto/dsa/dsa_locl.h
+++ b/crypto/dsa/dsa_locl.h
@@ -6,7 +6,7 @@
* 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
@@ -55,6 +55,7 @@
#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,
- unsigned char *seed_out,
- int *counter_ret, unsigned long *h_ret, BN_GENCB *cb);
+ const EVP_MD *evpmd, const unsigned char *seed_in,
+ size_t seed_len, unsigned char *seed_out,
+ int *counter_ret, unsigned long *h_ret,
+ BN_GENCB *cb);
diff --git a/crypto/dsa/dsa_ossl.c b/crypto/dsa/dsa_ossl.c
index b3d78e524cf4..b30eab0319ff 100644
--- a/crypto/dsa/dsa_ossl.c
+++ b/crypto/dsa/dsa_ossl.c
@@ -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
@@ -67,31 +67,33 @@
#include <openssl/asn1.h>
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);
+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);
static int dsa_init(DSA *dsa);
static int dsa_finish(DSA *dsa);
static DSA_METHOD openssl_dsa_meth = {
-"OpenSSL DSA method",
-dsa_do_sign,
-dsa_sign_setup,
-dsa_do_verify,
-NULL, /* dsa_mod_exp, */
-NULL, /* dsa_bn_mod_exp, */
-dsa_init,
-dsa_finish,
-0,
-NULL,
-NULL,
-NULL
+ "OpenSSL DSA method",
+ dsa_do_sign,
+ dsa_sign_setup,
+ dsa_do_verify,
+ NULL, /* dsa_mod_exp, */
+ NULL, /* dsa_bn_mod_exp, */
+ dsa_init,
+ dsa_finish,
+ 0,
+ NULL,
+ NULL,
+ NULL
};
-/* These macro wrappers replace attempts to use the dsa_mod_exp() and
+/*-
+ * These macro wrappers replace attempts to use the dsa_mod_exp() and
* bn_mod_exp() handlers in the DSA_METHOD structure. We avoid the problem of
* having a the macro work as an expression by bundling an "err_instr". So;
- *
+ *
* if (!dsa->meth->bn_mod_exp(dsa, r,dsa->g,&k,dsa->p,ctx,
* dsa->method_mont_p)) goto err;
*
@@ -102,311 +104,323 @@ NULL
*/
#define DSA_MOD_EXP(err_instr,dsa,rr,a1,p1,a2,p2,m,ctx,in_mont) \
- do { \
- int _tmp_res53; \
- if((dsa)->meth->dsa_mod_exp) \
- _tmp_res53 = (dsa)->meth->dsa_mod_exp((dsa), (rr), (a1), (p1), \
- (a2), (p2), (m), (ctx), (in_mont)); \
- else \
- _tmp_res53 = BN_mod_exp2_mont((rr), (a1), (p1), (a2), (p2), \
- (m), (ctx), (in_mont)); \
- if(!_tmp_res53) err_instr; \
- } while(0)
+ do { \
+ int _tmp_res53; \
+ if((dsa)->meth->dsa_mod_exp) \
+ _tmp_res53 = (dsa)->meth->dsa_mod_exp((dsa), (rr), (a1), (p1), \
+ (a2), (p2), (m), (ctx), (in_mont)); \
+ else \
+ _tmp_res53 = BN_mod_exp2_mont((rr), (a1), (p1), (a2), (p2), \
+ (m), (ctx), (in_mont)); \
+ if(!_tmp_res53) err_instr; \
+ } while(0)
#define DSA_BN_MOD_EXP(err_instr,dsa,r,a,p,m,ctx,m_ctx) \
- do { \
- int _tmp_res53; \
- if((dsa)->meth->bn_mod_exp) \
- _tmp_res53 = (dsa)->meth->bn_mod_exp((dsa), (r), (a), (p), \
- (m), (ctx), (m_ctx)); \
- else \
- _tmp_res53 = BN_mod_exp_mont((r), (a), (p), (m), (ctx), (m_ctx)); \
- if(!_tmp_res53) err_instr; \
- } while(0)
+ do { \
+ int _tmp_res53; \
+ if((dsa)->meth->bn_mod_exp) \
+ _tmp_res53 = (dsa)->meth->bn_mod_exp((dsa), (r), (a), (p), \
+ (m), (ctx), (m_ctx)); \
+ else \
+ _tmp_res53 = BN_mod_exp_mont((r), (a), (p), (m), (ctx), (m_ctx)); \
+ if(!_tmp_res53) err_instr; \
+ } while(0)
const DSA_METHOD *DSA_OpenSSL(void)
{
- return &openssl_dsa_meth;
+ return &openssl_dsa_meth;
}
static DSA_SIG *dsa_do_sign(const unsigned char *dgst, int dlen, DSA *dsa)
- {
- BIGNUM *kinv=NULL,*r=NULL,*s=NULL;
- BIGNUM m;
- BIGNUM xr;
- BN_CTX *ctx=NULL;
- int reason=ERR_R_BN_LIB;
- DSA_SIG *ret=NULL;
- int noredo = 0;
-
- BN_init(&m);
- BN_init(&xr);
-
- if (!dsa->p || !dsa->q || !dsa->g)
- {
- reason=DSA_R_MISSING_PARAMETERS;
- goto err;
- }
-
- s=BN_new();
- if (s == NULL) goto err;
- ctx=BN_CTX_new();
- if (ctx == NULL) goto err;
-redo:
- if ((dsa->kinv == NULL) || (dsa->r == NULL))
- {
- if (!DSA_sign_setup(dsa,ctx,&kinv,&r)) goto err;
- }
- else
- {
- kinv=dsa->kinv;
- dsa->kinv=NULL;
- r=dsa->r;
- dsa->r=NULL;
- noredo = 1;
- }
-
-
- 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 */
- if (!BN_add(s, &xr, &m)) goto err; /* s = m + xr */
- if (BN_cmp(s,dsa->q) > 0)
- if (!BN_sub(s,s,dsa->q)) goto err;
- if (!BN_mod_mul(s,s,kinv,dsa->q,ctx)) goto err;
-
- ret=DSA_SIG_new();
- if (ret == NULL) goto err;
- /* Redo if r or s is zero as required by FIPS 186-3: this is
- * very unlikely.
- */
- if (BN_is_zero(r) || BN_is_zero(s))
- {
- if (noredo)
- {
- reason = DSA_R_NEED_NEW_SETUP_VALUES;
- goto err;
- }
- goto redo;
- }
- ret->r = r;
- ret->s = s;
-
-err:
- if (!ret)
- {
- DSAerr(DSA_F_DSA_DO_SIGN,reason);
- BN_free(r);
- BN_free(s);
- }
- if (ctx != NULL) BN_CTX_free(ctx);
- BN_clear_free(&m);
- BN_clear_free(&xr);
- if (kinv != NULL) /* dsa->kinv is NULL now if we used it */
- BN_clear_free(kinv);
- return(ret);
- }
-
-static int dsa_sign_setup(DSA *dsa, BN_CTX *ctx_in, BIGNUM **kinvp, BIGNUM **rp)
- {
- BN_CTX *ctx;
- BIGNUM k,kq,*K,*kinv=NULL,*r=NULL;
- int ret=0;
-
- if (!dsa->p || !dsa->q || !dsa->g)
- {
- DSAerr(DSA_F_DSA_SIGN_SETUP,DSA_R_MISSING_PARAMETERS);
- return 0;
- }
-
- BN_init(&k);
- BN_init(&kq);
-
- if (ctx_in == NULL)
- {
- if ((ctx=BN_CTX_new()) == NULL) goto err;
- }
- else
- ctx=ctx_in;
-
- if ((r=BN_new()) == NULL) goto err;
-
- /* Get random k */
- do
- if (!BN_rand_range(&k, dsa->q)) goto err;
- while (BN_is_zero(&k));
- if ((dsa->flags & DSA_FLAG_NO_EXP_CONSTTIME) == 0)
- {
- BN_set_flags(&k, BN_FLG_CONSTTIME);
- }
-
- if (dsa->flags & DSA_FLAG_CACHE_MONT_P)
- {
- if (!BN_MONT_CTX_set_locked(&dsa->method_mont_p,
- CRYPTO_LOCK_DSA,
- dsa->p, ctx))
- goto err;
- }
-
- /* Compute r = (g^k mod p) mod q */
-
- if ((dsa->flags & DSA_FLAG_NO_EXP_CONSTTIME) == 0)
- {
- if (!BN_copy(&kq, &k)) goto err;
-
- /* We do not want timing information to leak the length of k,
- * so we compute g^k using an equivalent exponent of fixed length.
- *
- * (This is a kludge that we need because the BN_mod_exp_mont()
- * does not let us specify the desired timing behaviour.) */
-
- if (!BN_add(&kq, &kq, dsa->q)) goto err;
- if (BN_num_bits(&kq) <= BN_num_bits(dsa->q))
- {
- if (!BN_add(&kq, &kq, dsa->q)) goto err;
- }
-
- K = &kq;
- }
- else
- {
- K = &k;
- }
- DSA_BN_MOD_EXP(goto err, dsa, r, dsa->g, K, dsa->p, ctx,
- dsa->method_mont_p);
- if (!BN_mod(r,r,dsa->q,ctx)) goto err;
-
- /* Compute part of 's = inv(k) (m + xr) mod q' */
- if ((kinv=BN_mod_inverse(NULL,&k,dsa->q,ctx)) == NULL) goto err;
-
- if (*kinvp != NULL) BN_clear_free(*kinvp);
- *kinvp=kinv;
- kinv=NULL;
- if (*rp != NULL) BN_clear_free(*rp);
- *rp=r;
- ret=1;
-err:
- if (!ret)
- {
- DSAerr(DSA_F_DSA_SIGN_SETUP,ERR_R_BN_LIB);
- if (r != NULL)
- BN_clear_free(r);
- }
- if (ctx_in == NULL) BN_CTX_free(ctx);
- 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)
- {
- BN_CTX *ctx;
- BIGNUM u1,u2,t1;
- BN_MONT_CTX *mont=NULL;
- int ret = -1, i;
- if (!dsa->p || !dsa->q || !dsa->g)
- {
- DSAerr(DSA_F_DSA_DO_VERIFY,DSA_R_MISSING_PARAMETERS);
- return -1;
- }
-
- 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;
- }
-
- if (BN_num_bits(dsa->p) > OPENSSL_DSA_MAX_MODULUS_BITS)
- {
- DSAerr(DSA_F_DSA_DO_VERIFY,DSA_R_MODULUS_TOO_LARGE);
- return -1;
- }
- BN_init(&u1);
- BN_init(&u2);
- BN_init(&t1);
-
- if ((ctx=BN_CTX_new()) == NULL) goto err;
-
- if (BN_is_zero(sig->r) || BN_is_negative(sig->r) ||
- BN_ucmp(sig->r, dsa->q) >= 0)
- {
- ret = 0;
- goto err;
- }
- if (BN_is_zero(sig->s) || BN_is_negative(sig->s) ||
- BN_ucmp(sig->s, dsa->q) >= 0)
- {
- ret = 0;
- goto err;
- }
-
- /* Calculate W = inv(S) mod Q
- * save W in u2 */
- 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 */
- if (!BN_mod_mul(&u1,&u1,&u2,dsa->q,ctx)) goto err;
-
- /* u2 = r * w mod q */
- if (!BN_mod_mul(&u2,sig->r,&u2,dsa->q,ctx)) goto err;
-
-
- if (dsa->flags & DSA_FLAG_CACHE_MONT_P)
- {
- mont = BN_MONT_CTX_set_locked(&dsa->method_mont_p,
- CRYPTO_LOCK_DSA, dsa->p, ctx);
- if (!mont)
- goto err;
- }
-
-
- DSA_MOD_EXP(goto err, dsa, &t1, dsa->g, &u1, dsa->pub_key, &u2, dsa->p, ctx, mont);
- /* BN_copy(&u1,&t1); */
- /* let u1 = u1 mod q */
- if (!BN_mod(&u1,&t1,dsa->q,ctx)) goto err;
-
- /* V is now in u1. If the signature is correct, it will be
- * equal to R. */
- ret=(BN_ucmp(&u1, sig->r) == 0);
-
- err:
- /* XXX: surely this is wrong - if ret is 0, it just didn't verify;
- there is no error in BN. Test should be ret == -1 (Ben) */
- if (ret != 1) DSAerr(DSA_F_DSA_DO_VERIFY,ERR_R_BN_LIB);
- if (ctx != NULL) BN_CTX_free(ctx);
- BN_free(&u1);
- BN_free(&u2);
- BN_free(&t1);
- return(ret);
- }
+{
+ BIGNUM *kinv = NULL, *r = NULL, *s = NULL;
+ BIGNUM m;
+ BIGNUM xr;
+ BN_CTX *ctx = NULL;
+ int reason = ERR_R_BN_LIB;
+ DSA_SIG *ret = NULL;
+ int noredo = 0;
+
+ BN_init(&m);
+ BN_init(&xr);
+
+ if (!dsa->p || !dsa->q || !dsa->g) {
+ reason = DSA_R_MISSING_PARAMETERS;
+ goto err;
+ }
+
+ s = BN_new();
+ if (s == NULL)
+ goto err;
+ ctx = BN_CTX_new();
+ if (ctx == NULL)
+ goto err;
+ redo:
+ if ((dsa->kinv == NULL) || (dsa->r == NULL)) {
+ if (!DSA_sign_setup(dsa, ctx, &kinv, &r))
+ goto err;
+ } else {
+ kinv = dsa->kinv;
+ dsa->kinv = NULL;
+ r = dsa->r;
+ dsa->r = NULL;
+ noredo = 1;
+ }
+
+ 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 */
+ if (!BN_add(s, &xr, &m))
+ goto err; /* s = m + xr */
+ if (BN_cmp(s, dsa->q) > 0)
+ if (!BN_sub(s, s, dsa->q))
+ goto err;
+ if (!BN_mod_mul(s, s, kinv, dsa->q, ctx))
+ goto err;
+
+ ret = DSA_SIG_new();
+ if (ret == NULL)
+ goto err;
+ /*
+ * Redo if r or s is zero as required by FIPS 186-3: this is very
+ * unlikely.
+ */
+ if (BN_is_zero(r) || BN_is_zero(s)) {
+ if (noredo) {
+ reason = DSA_R_NEED_NEW_SETUP_VALUES;
+ goto err;
+ }
+ goto redo;
+ }
+ ret->r = r;
+ ret->s = s;
+
+ err:
+ if (!ret) {
+ DSAerr(DSA_F_DSA_DO_SIGN, reason);
+ BN_free(r);
+ BN_free(s);
+ }
+ if (ctx != NULL)
+ BN_CTX_free(ctx);
+ BN_clear_free(&m);
+ BN_clear_free(&xr);
+ if (kinv != NULL) /* dsa->kinv is NULL now if we used it */
+ BN_clear_free(kinv);
+ return (ret);
+}
+
+static int dsa_sign_setup(DSA *dsa, BN_CTX *ctx_in, BIGNUM **kinvp,
+ BIGNUM **rp)
+{
+ BN_CTX *ctx;
+ BIGNUM k, kq, *K, *kinv = NULL, *r = NULL;
+ int ret = 0;
+
+ if (!dsa->p || !dsa->q || !dsa->g) {
+ DSAerr(DSA_F_DSA_SIGN_SETUP, DSA_R_MISSING_PARAMETERS);
+ return 0;
+ }
+
+ BN_init(&k);
+ BN_init(&kq);
+
+ if (ctx_in == NULL) {
+ if ((ctx = BN_CTX_new()) == NULL)
+ goto err;
+ } else
+ ctx = ctx_in;
+
+ if ((r = BN_new()) == NULL)
+ goto err;
+
+ /* Get random k */
+ do
+ if (!BN_rand_range(&k, dsa->q))
+ goto err;
+ while (BN_is_zero(&k)) ;
+ if ((dsa->flags & DSA_FLAG_NO_EXP_CONSTTIME) == 0) {
+ BN_set_flags(&k, BN_FLG_CONSTTIME);
+ }
+
+ if (dsa->flags & DSA_FLAG_CACHE_MONT_P) {
+ if (!BN_MONT_CTX_set_locked(&dsa->method_mont_p,
+ CRYPTO_LOCK_DSA, dsa->p, ctx))
+ goto err;
+ }
+
+ /* Compute r = (g^k mod p) mod q */
+
+ if ((dsa->flags & DSA_FLAG_NO_EXP_CONSTTIME) == 0) {
+ if (!BN_copy(&kq, &k))
+ goto err;
+
+ /*
+ * We do not want timing information to leak the length of k, so we
+ * compute g^k using an equivalent exponent of fixed length. (This
+ * is a kludge that we need because the BN_mod_exp_mont() does not
+ * let us specify the desired timing behaviour.)
+ */
+
+ if (!BN_add(&kq, &kq, dsa->q))
+ goto err;
+ if (BN_num_bits(&kq) <= BN_num_bits(dsa->q)) {
+ if (!BN_add(&kq, &kq, dsa->q))
+ goto err;
+ }
+
+ K = &kq;
+ } else {
+ K = &k;
+ }
+ DSA_BN_MOD_EXP(goto err, dsa, r, dsa->g, K, dsa->p, ctx,
+ dsa->method_mont_p);
+ if (!BN_mod(r, r, dsa->q, ctx))
+ goto err;
+
+ /* Compute part of 's = inv(k) (m + xr) mod q' */
+ if ((kinv = BN_mod_inverse(NULL, &k, dsa->q, ctx)) == NULL)
+ goto err;
+
+ if (*kinvp != NULL)
+ BN_clear_free(*kinvp);
+ *kinvp = kinv;
+ kinv = NULL;
+ if (*rp != NULL)
+ BN_clear_free(*rp);
+ *rp = r;
+ ret = 1;
+ err:
+ if (!ret) {
+ DSAerr(DSA_F_DSA_SIGN_SETUP, ERR_R_BN_LIB);
+ if (r != NULL)
+ BN_clear_free(r);
+ }
+ if (ctx_in == NULL)
+ BN_CTX_free(ctx);
+ 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)
+{
+ BN_CTX *ctx;
+ BIGNUM u1, u2, t1;
+ BN_MONT_CTX *mont = NULL;
+ int ret = -1, i;
+ if (!dsa->p || !dsa->q || !dsa->g) {
+ DSAerr(DSA_F_DSA_DO_VERIFY, DSA_R_MISSING_PARAMETERS);
+ return -1;
+ }
+
+ 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;
+ }
+
+ if (BN_num_bits(dsa->p) > OPENSSL_DSA_MAX_MODULUS_BITS) {
+ DSAerr(DSA_F_DSA_DO_VERIFY, DSA_R_MODULUS_TOO_LARGE);
+ return -1;
+ }
+ BN_init(&u1);
+ BN_init(&u2);
+ BN_init(&t1);
+
+ if ((ctx = BN_CTX_new()) == NULL)
+ goto err;
+
+ if (BN_is_zero(sig->r) || BN_is_negative(sig->r) ||
+ BN_ucmp(sig->r, dsa->q) >= 0) {
+ ret = 0;
+ goto err;
+ }
+ if (BN_is_zero(sig->s) || BN_is_negative(sig->s) ||
+ BN_ucmp(sig->s, dsa->q) >= 0) {
+ ret = 0;
+ goto err;
+ }
+
+ /*
+ * Calculate W = inv(S) mod Q save W in u2
+ */
+ 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 */
+ if (!BN_mod_mul(&u1, &u1, &u2, dsa->q, ctx))
+ goto err;
+
+ /* u2 = r * w mod q */
+ if (!BN_mod_mul(&u2, sig->r, &u2, dsa->q, ctx))
+ goto err;
+
+ if (dsa->flags & DSA_FLAG_CACHE_MONT_P) {
+ mont = BN_MONT_CTX_set_locked(&dsa->method_mont_p,
+ CRYPTO_LOCK_DSA, dsa->p, ctx);
+ if (!mont)
+ goto err;
+ }
+
+ DSA_MOD_EXP(goto err, dsa, &t1, dsa->g, &u1, dsa->pub_key, &u2, dsa->p,
+ ctx, mont);
+ /* BN_copy(&u1,&t1); */
+ /* let u1 = u1 mod q */
+ if (!BN_mod(&u1, &t1, dsa->q, ctx))
+ goto err;
+
+ /*
+ * V is now in u1. If the signature is correct, it will be equal to R.
+ */
+ ret = (BN_ucmp(&u1, sig->r) == 0);
+
+ err:
+ /*
+ * XXX: surely this is wrong - if ret is 0, it just didn't verify; there
+ * is no error in BN. Test should be ret == -1 (Ben)
+ */
+ if (ret != 1)
+ DSAerr(DSA_F_DSA_DO_VERIFY, ERR_R_BN_LIB);
+ if (ctx != NULL)
+ BN_CTX_free(ctx);
+ BN_free(&u1);
+ BN_free(&u2);
+ BN_free(&t1);
+ return (ret);
+}
static int dsa_init(DSA *dsa)
{
- dsa->flags|=DSA_FLAG_CACHE_MONT_P;
- return(1);
+ dsa->flags |= DSA_FLAG_CACHE_MONT_P;
+ return (1);
}
static int dsa_finish(DSA *dsa)
{
- if(dsa->method_mont_p)
- BN_MONT_CTX_free(dsa->method_mont_p);
- return(1);
+ if (dsa->method_mont_p)
+ BN_MONT_CTX_free(dsa->method_mont_p);
+ return (1);
}
-
diff --git a/crypto/dsa/dsa_pmeth.c b/crypto/dsa/dsa_pmeth.c
index 715d8d675bb7..0d480f6a707e 100644
--- a/crypto/dsa/dsa_pmeth.c
+++ b/crypto/dsa/dsa_pmeth.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
@@ -66,253 +67,242 @@
/* 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;
+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;
- }
+{
+ 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;
- }
+{
+ 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;
- }
+{
+ 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;
+ 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;
+ if (dctx->md)
+ type = EVP_MD_type(dctx->md);
+ else
+ type = NID_sha1;
- ret = DSA_verify(type, tbs, tbslen, sig, siglen, dsa);
+ ret = DSA_verify(type, tbs, tbslen, sig, siglen, dsa);
- return ret;
- }
+ 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_dsaWithSHA &&
- EVP_MD_type((const EVP_MD *)p2) != NID_sha224 &&
- EVP_MD_type((const EVP_MD *)p2) != NID_sha256 &&
- EVP_MD_type((const EVP_MD *)p2) != NID_sha384 &&
- EVP_MD_type((const EVP_MD *)p2) != NID_sha512)
- {
- 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;
-
- }
- }
-
+{
+ 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_dsaWithSHA &&
+ EVP_MD_type((const EVP_MD *)p2) != NID_sha224 &&
+ EVP_MD_type((const EVP_MD *)p2) != NID_sha256 &&
+ EVP_MD_type((const EVP_MD *)p2) != NID_sha384 &&
+ EVP_MD_type((const EVP_MD *)p2) != NID_sha512) {
+ 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;
- }
+ 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, NULL, pcb);
- if (ret)
- EVP_PKEY_assign_DSA(pkey, dsa);
- else
- DSA_free(dsa);
- return ret;
- }
+{
+ 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, 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
-
-
- };
+{
+ 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/crypto/dsa/dsa_prn.c b/crypto/dsa/dsa_prn.c
index 6f29f5e2409b..ce690dfcf556 100644
--- a/crypto/dsa/dsa_prn.c
+++ b/crypto/dsa/dsa_prn.c
@@ -1,6 +1,7 @@
/* crypto/dsa/dsa_prn.c */
-/* 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.
@@ -10,7 +11,7 @@
* 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
@@ -63,59 +64,56 @@
#ifndef OPENSSL_NO_FP_API
int DSA_print_fp(FILE *fp, const DSA *x, int off)
- {
- BIO *b;
- int ret;
+{
+ 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);
- }
+ 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;
+{
+ 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);
- }
+ 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;
- }
+{
+ 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;
- }
-
+{
+ 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/crypto/dsa/dsa_sign.c b/crypto/dsa/dsa_sign.c
index c3cc3642cea8..c2b71d856fb5 100644
--- a/crypto/dsa/dsa_sign.c
+++ b/crypto/dsa/dsa_sign.c
@@ -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
@@ -63,52 +63,48 @@
#include <openssl/rand.h>
#include <openssl/bn.h>
-DSA_SIG * DSA_do_sign(const unsigned char *dgst, int dlen, DSA *dsa)
- {
+DSA_SIG *DSA_do_sign(const unsigned char *dgst, int dlen, DSA *dsa)
+{
#ifdef OPENSSL_FIPS
- if (FIPS_mode() && !(dsa->meth->flags & DSA_FLAG_FIPS_METHOD)
- && !(dsa->flags & DSA_FLAG_NON_FIPS_ALLOW))
- {
- DSAerr(DSA_F_DSA_DO_SIGN, DSA_R_NON_FIPS_DSA_METHOD);
- return NULL;
- }
+ if (FIPS_mode() && !(dsa->meth->flags & DSA_FLAG_FIPS_METHOD)
+ && !(dsa->flags & DSA_FLAG_NON_FIPS_ALLOW)) {
+ DSAerr(DSA_F_DSA_DO_SIGN, DSA_R_NON_FIPS_DSA_METHOD);
+ return NULL;
+ }
#endif
- return dsa->meth->dsa_do_sign(dgst, dlen, dsa);
- }
+ return dsa->meth->dsa_do_sign(dgst, dlen, dsa);
+}
int DSA_sign_setup(DSA *dsa, BN_CTX *ctx_in, BIGNUM **kinvp, BIGNUM **rp)
- {
+{
#ifdef OPENSSL_FIPS
- if (FIPS_mode() && !(dsa->meth->flags & DSA_FLAG_FIPS_METHOD)
- && !(dsa->flags & DSA_FLAG_NON_FIPS_ALLOW))
- {
- DSAerr(DSA_F_DSA_SIGN_SETUP, DSA_R_NON_FIPS_DSA_METHOD);
- return 0;
- }
+ if (FIPS_mode() && !(dsa->meth->flags & DSA_FLAG_FIPS_METHOD)
+ && !(dsa->flags & DSA_FLAG_NON_FIPS_ALLOW)) {
+ DSAerr(DSA_F_DSA_SIGN_SETUP, DSA_R_NON_FIPS_DSA_METHOD);
+ return 0;
+ }
#endif
- return dsa->meth->dsa_sign_setup(dsa, ctx_in, kinvp, rp);
- }
+ return dsa->meth->dsa_sign_setup(dsa, ctx_in, kinvp, rp);
+}
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;
- }
+{
+ 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);
- }
- }
-
+{
+ if (sig) {
+ if (sig->r)
+ BN_free(sig->r);
+ if (sig->s)
+ BN_free(sig->s);
+ OPENSSL_free(sig);
+ }
+}
diff --git a/crypto/dsa/dsa_vrf.c b/crypto/dsa/dsa_vrf.c
index 674cb5fa5f5b..7dbd0ca2790f 100644
--- a/crypto/dsa/dsa_vrf.c
+++ b/crypto/dsa/dsa_vrf.c
@@ -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
@@ -62,15 +62,14 @@
#include <openssl/dsa.h>
int DSA_do_verify(const unsigned char *dgst, int dgst_len, DSA_SIG *sig,
- DSA *dsa)
- {
+ DSA *dsa)
+{
#ifdef OPENSSL_FIPS
- if (FIPS_mode() && !(dsa->meth->flags & DSA_FLAG_FIPS_METHOD)
- && !(dsa->flags & DSA_FLAG_NON_FIPS_ALLOW))
- {
- DSAerr(DSA_F_DSA_DO_VERIFY, DSA_R_NON_FIPS_DSA_METHOD);
- return -1;
- }
+ if (FIPS_mode() && !(dsa->meth->flags & DSA_FLAG_FIPS_METHOD)
+ && !(dsa->flags & DSA_FLAG_NON_FIPS_ALLOW)) {
+ DSAerr(DSA_F_DSA_DO_VERIFY, DSA_R_NON_FIPS_DSA_METHOD);
+ return -1;
+ }
#endif
- return dsa->meth->dsa_do_verify(dgst, dgst_len, sig, dsa);
- }
+ return dsa->meth->dsa_do_verify(dgst, dgst_len, sig, dsa);
+}
diff --git a/crypto/dsa/dsagen.c b/crypto/dsa/dsagen.c
index 1b6a1cca0fec..e7d346b1ec4b 100644
--- a/crypto/dsa/dsagen.c
+++ b/crypto/dsa/dsagen.c
@@ -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
@@ -63,49 +63,53 @@
#define GENUINE_DSA
#ifdef GENUINE_DSA
-#define LAST_VALUE 0xbd
+# define LAST_VALUE 0xbd
#else
-#define LAST_VALUE 0xd3
+# define LAST_VALUE 0xd3
#endif
#ifdef TEST
-unsigned char seed[20]={
- 0xd5,0x01,0x4e,0x4b,
- 0x60,0xef,0x2b,0xa8,
- 0xb6,0x21,0x1b,0x40,
- 0x62,0xba,0x32,0x24,
- 0xe0,0x42,0x7d,LAST_VALUE};
+unsigned char seed[20] = {
+ 0xd5, 0x01, 0x4e, 0x4b,
+ 0x60, 0xef, 0x2b, 0xa8,
+ 0xb6, 0x21, 0x1b, 0x40,
+ 0x62, 0xba, 0x32, 0x24,
+ 0xe0, 0x42, 0x7d, LAST_VALUE
+};
#endif
int cb(int p, int n)
- {
- char c='*';
+{
+ char c = '*';
- if (p == 0) c='.';
- if (p == 1) c='+';
- if (p == 2) c='*';
- if (p == 3) c='\n';
- printf("%c",c);
- fflush(stdout);
- }
+ if (p == 0)
+ c = '.';
+ if (p == 1)
+ c = '+';
+ if (p == 2)
+ c = '*';
+ if (p == 3)
+ c = '\n';
+ printf("%c", c);
+ fflush(stdout);
+}
main()
- {
- int i;
- BIGNUM *n;
- BN_CTX *ctx;
- unsigned char seed_buf[20];
- DSA *dsa;
- int counter,h;
- BIO *bio_err=NULL;
-
- if (bio_err == NULL)
- bio_err=BIO_new_fp(stderr,BIO_NOCLOSE);
+{
+ int i;
+ BIGNUM *n;
+ BN_CTX *ctx;
+ unsigned char seed_buf[20];
+ DSA *dsa;
+ int counter, h;
+ BIO *bio_err = NULL;
- memcpy(seed_buf,seed,20);
- dsa=DSA_generate_parameters(1024,seed,20,&counter,&h,cb,bio_err);
+ if (bio_err == NULL)
+ bio_err = BIO_new_fp(stderr, BIO_NOCLOSE);
- if (dsa == NULL)
- DSA_print(bio_err,dsa,0);
- }
+ memcpy(seed_buf, seed, 20);
+ dsa = DSA_generate_parameters(1024, seed, 20, &counter, &h, cb, bio_err);
+ if (dsa == NULL)
+ DSA_print(bio_err, dsa, 0);
+}
diff --git a/crypto/dsa/dsatest.c b/crypto/dsa/dsatest.c
index edffd24e6ba2..8a224a8876c3 100644
--- a/crypto/dsa/dsatest.c
+++ b/crypto/dsa/dsatest.c
@@ -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
@@ -49,17 +49,19 @@
* 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.]
*/
-/* Until the key-gen callbacks are modified to use newer prototypes, we allow
- * deprecated functions for openssl-internal code */
+/*
+ * Until the key-gen callbacks are modified to use newer prototypes, we allow
+ * deprecated functions for openssl-internal code
+ */
#ifdef OPENSSL_NO_DEPRECATED
-#undef OPENSSL_NO_DEPRECATED
+# undef OPENSSL_NO_DEPRECATED
#endif
#include <stdio.h>
@@ -80,180 +82,187 @@
int main(int argc, char *argv[])
{
printf("No DSA support\n");
- return(0);
+ return (0);
}
#else
-#include <openssl/dsa.h>
+# include <openssl/dsa.h>
-#ifdef OPENSSL_SYS_WIN16
-#define MS_CALLBACK _far _loadds
-#else
-#define MS_CALLBACK
-#endif
+# ifdef OPENSSL_SYS_WIN16
+# define MS_CALLBACK _far _loadds
+# else
+# define MS_CALLBACK
+# endif
static int MS_CALLBACK dsa_cb(int p, int n, BN_GENCB *arg);
-/* seed, out_p, out_q, out_g are taken from the updated Appendix 5 to
- * FIPS PUB 186 and also appear in Appendix 5 to FIPS PIB 186-1 */
-static unsigned char seed[20]={
- 0xd5,0x01,0x4e,0x4b,0x60,0xef,0x2b,0xa8,0xb6,0x21,0x1b,0x40,
- 0x62,0xba,0x32,0x24,0xe0,0x42,0x7d,0xd3,
- };
+/*
+ * seed, out_p, out_q, out_g are taken from the updated Appendix 5 to FIPS
+ * PUB 186 and also appear in Appendix 5 to FIPS PIB 186-1
+ */
+static unsigned char seed[20] = {
+ 0xd5, 0x01, 0x4e, 0x4b, 0x60, 0xef, 0x2b, 0xa8, 0xb6, 0x21, 0x1b, 0x40,
+ 0x62, 0xba, 0x32, 0x24, 0xe0, 0x42, 0x7d, 0xd3,
+};
-static unsigned char out_p[]={
- 0x8d,0xf2,0xa4,0x94,0x49,0x22,0x76,0xaa,
- 0x3d,0x25,0x75,0x9b,0xb0,0x68,0x69,0xcb,
- 0xea,0xc0,0xd8,0x3a,0xfb,0x8d,0x0c,0xf7,
- 0xcb,0xb8,0x32,0x4f,0x0d,0x78,0x82,0xe5,
- 0xd0,0x76,0x2f,0xc5,0xb7,0x21,0x0e,0xaf,
- 0xc2,0xe9,0xad,0xac,0x32,0xab,0x7a,0xac,
- 0x49,0x69,0x3d,0xfb,0xf8,0x37,0x24,0xc2,
- 0xec,0x07,0x36,0xee,0x31,0xc8,0x02,0x91,
- };
+static unsigned char out_p[] = {
+ 0x8d, 0xf2, 0xa4, 0x94, 0x49, 0x22, 0x76, 0xaa,
+ 0x3d, 0x25, 0x75, 0x9b, 0xb0, 0x68, 0x69, 0xcb,
+ 0xea, 0xc0, 0xd8, 0x3a, 0xfb, 0x8d, 0x0c, 0xf7,
+ 0xcb, 0xb8, 0x32, 0x4f, 0x0d, 0x78, 0x82, 0xe5,
+ 0xd0, 0x76, 0x2f, 0xc5, 0xb7, 0x21, 0x0e, 0xaf,
+ 0xc2, 0xe9, 0xad, 0xac, 0x32, 0xab, 0x7a, 0xac,
+ 0x49, 0x69, 0x3d, 0xfb, 0xf8, 0x37, 0x24, 0xc2,
+ 0xec, 0x07, 0x36, 0xee, 0x31, 0xc8, 0x02, 0x91,
+};
-static unsigned char out_q[]={
- 0xc7,0x73,0x21,0x8c,0x73,0x7e,0xc8,0xee,
- 0x99,0x3b,0x4f,0x2d,0xed,0x30,0xf4,0x8e,
- 0xda,0xce,0x91,0x5f,
- };
+static unsigned char out_q[] = {
+ 0xc7, 0x73, 0x21, 0x8c, 0x73, 0x7e, 0xc8, 0xee,
+ 0x99, 0x3b, 0x4f, 0x2d, 0xed, 0x30, 0xf4, 0x8e,
+ 0xda, 0xce, 0x91, 0x5f,
+};
-static unsigned char out_g[]={
- 0x62,0x6d,0x02,0x78,0x39,0xea,0x0a,0x13,
- 0x41,0x31,0x63,0xa5,0x5b,0x4c,0xb5,0x00,
- 0x29,0x9d,0x55,0x22,0x95,0x6c,0xef,0xcb,
- 0x3b,0xff,0x10,0xf3,0x99,0xce,0x2c,0x2e,
- 0x71,0xcb,0x9d,0xe5,0xfa,0x24,0xba,0xbf,
- 0x58,0xe5,0xb7,0x95,0x21,0x92,0x5c,0x9c,
- 0xc4,0x2e,0x9f,0x6f,0x46,0x4b,0x08,0x8c,
- 0xc5,0x72,0xaf,0x53,0xe6,0xd7,0x88,0x02,
- };
+static unsigned char out_g[] = {
+ 0x62, 0x6d, 0x02, 0x78, 0x39, 0xea, 0x0a, 0x13,
+ 0x41, 0x31, 0x63, 0xa5, 0x5b, 0x4c, 0xb5, 0x00,
+ 0x29, 0x9d, 0x55, 0x22, 0x95, 0x6c, 0xef, 0xcb,
+ 0x3b, 0xff, 0x10, 0xf3, 0x99, 0xce, 0x2c, 0x2e,
+ 0x71, 0xcb, 0x9d, 0xe5, 0xfa, 0x24, 0xba, 0xbf,
+ 0x58, 0xe5, 0xb7, 0x95, 0x21, 0x92, 0x5c, 0x9c,
+ 0xc4, 0x2e, 0x9f, 0x6f, 0x46, 0x4b, 0x08, 0x8c,
+ 0xc5, 0x72, 0xaf, 0x53, 0xe6, 0xd7, 0x88, 0x02,
+};
-static const unsigned char str1[]="12345678901234567890";
+static const unsigned char str1[] = "12345678901234567890";
-static const char rnd_seed[] = "string to make the random number generator think it has entropy";
+static const char rnd_seed[] =
+ "string to make the random number generator think it has entropy";
-static BIO *bio_err=NULL;
+static BIO *bio_err = NULL;
int main(int argc, char **argv)
- {
- BN_GENCB cb;
- DSA *dsa=NULL;
- int counter,ret=0,i,j;
- unsigned char buf[256];
- unsigned long h;
- unsigned char sig[256];
- unsigned int siglen;
+{
+ BN_GENCB cb;
+ DSA *dsa = NULL;
+ int counter, ret = 0, i, j;
+ unsigned char buf[256];
+ unsigned long h;
+ unsigned char sig[256];
+ unsigned int siglen;
- if (bio_err == NULL)
- bio_err=BIO_new_fp(stderr,BIO_NOCLOSE);
+ if (bio_err == NULL)
+ bio_err = BIO_new_fp(stderr, BIO_NOCLOSE);
- CRYPTO_malloc_debug_init();
- CRYPTO_dbg_set_options(V_CRYPTO_MDEBUG_ALL);
- CRYPTO_mem_ctrl(CRYPTO_MEM_CHECK_ON);
+ CRYPTO_malloc_debug_init();
+ CRYPTO_dbg_set_options(V_CRYPTO_MDEBUG_ALL);
+ CRYPTO_mem_ctrl(CRYPTO_MEM_CHECK_ON);
- ERR_load_crypto_strings();
- RAND_seed(rnd_seed, sizeof rnd_seed);
+ ERR_load_crypto_strings();
+ RAND_seed(rnd_seed, sizeof rnd_seed);
- BIO_printf(bio_err,"test generation of DSA parameters\n");
+ BIO_printf(bio_err, "test generation of DSA parameters\n");
- BN_GENCB_set(&cb, dsa_cb, bio_err);
- if(((dsa = DSA_new()) == NULL) || !DSA_generate_parameters_ex(dsa, 512,
- seed, 20, &counter, &h, &cb))
- goto end;
+ BN_GENCB_set(&cb, dsa_cb, bio_err);
+ if (((dsa = DSA_new()) == NULL) || !DSA_generate_parameters_ex(dsa, 512,
+ seed, 20,
+ &counter,
+ &h, &cb))
+ goto end;
- BIO_printf(bio_err,"seed\n");
- for (i=0; i<20; i+=4)
- {
- BIO_printf(bio_err,"%02X%02X%02X%02X ",
- seed[i],seed[i+1],seed[i+2],seed[i+3]);
- }
- BIO_printf(bio_err,"\ncounter=%d h=%ld\n",counter,h);
-
- DSA_print(bio_err,dsa,0);
- if (counter != 105)
- {
- BIO_printf(bio_err,"counter should be 105\n");
- goto end;
- }
- if (h != 2)
- {
- BIO_printf(bio_err,"h should be 2\n");
- goto end;
- }
+ BIO_printf(bio_err, "seed\n");
+ for (i = 0; i < 20; i += 4) {
+ BIO_printf(bio_err, "%02X%02X%02X%02X ",
+ seed[i], seed[i + 1], seed[i + 2], seed[i + 3]);
+ }
+ BIO_printf(bio_err, "\ncounter=%d h=%ld\n", counter, h);
- i=BN_bn2bin(dsa->q,buf);
- j=sizeof(out_q);
- if ((i != j) || (memcmp(buf,out_q,i) != 0))
- {
- BIO_printf(bio_err,"q value is wrong\n");
- goto end;
- }
+ DSA_print(bio_err, dsa, 0);
+ if (counter != 105) {
+ BIO_printf(bio_err, "counter should be 105\n");
+ goto end;
+ }
+ if (h != 2) {
+ BIO_printf(bio_err, "h should be 2\n");
+ goto end;
+ }
- i=BN_bn2bin(dsa->p,buf);
- j=sizeof(out_p);
- if ((i != j) || (memcmp(buf,out_p,i) != 0))
- {
- BIO_printf(bio_err,"p value is wrong\n");
- goto end;
- }
+ i = BN_bn2bin(dsa->q, buf);
+ j = sizeof(out_q);
+ if ((i != j) || (memcmp(buf, out_q, i) != 0)) {
+ BIO_printf(bio_err, "q value is wrong\n");
+ goto end;
+ }
- i=BN_bn2bin(dsa->g,buf);
- j=sizeof(out_g);
- if ((i != j) || (memcmp(buf,out_g,i) != 0))
- {
- BIO_printf(bio_err,"g value is wrong\n");
- goto end;
- }
+ i = BN_bn2bin(dsa->p, buf);
+ j = sizeof(out_p);
+ if ((i != j) || (memcmp(buf, out_p, i) != 0)) {
+ BIO_printf(bio_err, "p value is wrong\n");
+ goto end;
+ }
- dsa->flags |= DSA_FLAG_NO_EXP_CONSTTIME;
- DSA_generate_key(dsa);
- DSA_sign(0, str1, 20, sig, &siglen, dsa);
- if (DSA_verify(0, str1, 20, sig, siglen, dsa) == 1)
- ret=1;
+ i = BN_bn2bin(dsa->g, buf);
+ j = sizeof(out_g);
+ if ((i != j) || (memcmp(buf, out_g, i) != 0)) {
+ BIO_printf(bio_err, "g value is wrong\n");
+ goto end;
+ }
- dsa->flags &= ~DSA_FLAG_NO_EXP_CONSTTIME;
- DSA_generate_key(dsa);
- DSA_sign(0, str1, 20, sig, &siglen, dsa);
- if (DSA_verify(0, str1, 20, sig, siglen, dsa) == 1)
- ret=1;
+ dsa->flags |= DSA_FLAG_NO_EXP_CONSTTIME;
+ DSA_generate_key(dsa);
+ DSA_sign(0, str1, 20, sig, &siglen, dsa);
+ if (DSA_verify(0, str1, 20, sig, siglen, dsa) == 1)
+ ret = 1;
-end:
- if (!ret)
- ERR_print_errors(bio_err);
- if (dsa != NULL) DSA_free(dsa);
- CRYPTO_cleanup_all_ex_data();
- ERR_remove_thread_state(NULL);
- ERR_free_strings();
- CRYPTO_mem_leaks(bio_err);
- if (bio_err != NULL)
- {
- BIO_free(bio_err);
- bio_err = NULL;
- }
-#ifdef OPENSSL_SYS_NETWARE
- if (!ret) printf("ERROR\n");
-#endif
- EXIT(!ret);
- return(0);
- }
+ dsa->flags &= ~DSA_FLAG_NO_EXP_CONSTTIME;
+ DSA_generate_key(dsa);
+ DSA_sign(0, str1, 20, sig, &siglen, dsa);
+ if (DSA_verify(0, str1, 20, sig, siglen, dsa) == 1)
+ ret = 1;
+
+ end:
+ if (!ret)
+ ERR_print_errors(bio_err);
+ if (dsa != NULL)
+ DSA_free(dsa);
+ CRYPTO_cleanup_all_ex_data();
+ ERR_remove_thread_state(NULL);
+ ERR_free_strings();
+ CRYPTO_mem_leaks(bio_err);
+ if (bio_err != NULL) {
+ BIO_free(bio_err);
+ bio_err = NULL;
+ }
+# ifdef OPENSSL_SYS_NETWARE
+ if (!ret)
+ printf("ERROR\n");
+# endif
+ EXIT(!ret);
+ return (0);
+}
static int MS_CALLBACK dsa_cb(int p, int n, BN_GENCB *arg)
- {
- char c='*';
- static int ok=0,num=0;
+{
+ char c = '*';
+ static int ok = 0, num = 0;
- if (p == 0) { c='.'; num++; };
- if (p == 1) c='+';
- if (p == 2) { c='*'; ok++; }
- if (p == 3) c='\n';
- BIO_write(arg->arg,&c,1);
- (void)BIO_flush(arg->arg);
+ if (p == 0) {
+ c = '.';
+ num++;
+ };
+ if (p == 1)
+ c = '+';
+ if (p == 2) {
+ c = '*';
+ ok++;
+ }
+ if (p == 3)
+ c = '\n';
+ BIO_write(arg->arg, &c, 1);
+ (void)BIO_flush(arg->arg);
- if (!ok && (p == 0) && (num > 1))
- {
- BIO_printf((BIO *)arg,"error in dsatest\n");
- return 0;
- }
- return 1;
- }
+ if (!ok && (p == 0) && (num > 1)) {
+ BIO_printf((BIO *)arg, "error in dsatest\n");
+ return 0;
+ }
+ return 1;
+}
#endif