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Side by Side Diff: openssl/crypto/dsa/dsa.h

Issue 9254031: Upgrade chrome's OpenSSL to same version Android ships with. (Closed) Base URL: http://src.chromium.org/svn/trunk/deps/third_party/openssl/
Patch Set: '' Created 8 years, 11 months ago
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1 /* crypto/dsa/dsa.h */ 1 /* crypto/dsa/dsa.h */
2 /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com) 2 /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
3 * All rights reserved. 3 * All rights reserved.
4 * 4 *
5 * This package is an SSL implementation written 5 * This package is an SSL implementation written
6 * by Eric Young (eay@cryptsoft.com). 6 * by Eric Young (eay@cryptsoft.com).
7 * The implementation was written so as to conform with Netscapes SSL. 7 * The implementation was written so as to conform with Netscapes SSL.
8 * 8 *
9 * This library is free for commercial and non-commercial use as long as 9 * This library is free for commercial and non-commercial use as long as
10 * the following conditions are aheared to. The following conditions 10 * the following conditions are aheared to. The following conditions
(...skipping 70 matching lines...) Expand 10 before | Expand all | Expand 10 after
81 #include <openssl/bn.h> 81 #include <openssl/bn.h>
82 #ifndef OPENSSL_NO_DH 82 #ifndef OPENSSL_NO_DH
83 # include <openssl/dh.h> 83 # include <openssl/dh.h>
84 #endif 84 #endif
85 #endif 85 #endif
86 86
87 #ifndef OPENSSL_DSA_MAX_MODULUS_BITS 87 #ifndef OPENSSL_DSA_MAX_MODULUS_BITS
88 # define OPENSSL_DSA_MAX_MODULUS_BITS 10000 88 # define OPENSSL_DSA_MAX_MODULUS_BITS 10000
89 #endif 89 #endif
90 90
91 #define OPENSSL_DSA_FIPS_MIN_MODULUS_BITS 1024
92
93 #define DSA_FLAG_CACHE_MONT_P 0x01 91 #define DSA_FLAG_CACHE_MONT_P 0x01
94 #define DSA_FLAG_NO_EXP_CONSTTIME 0x02 /* new with 0.9.7h; the built-in DS A 92 #define DSA_FLAG_NO_EXP_CONSTTIME 0x02 /* new with 0.9.7h; the built-in DS A
95 * implementation now uses constant time 93 * implementation now uses constant time
96 * modular exponentiation for secre t exponents 94 * modular exponentiation for secre t exponents
97 * by default. This flag causes the 95 * by default. This flag causes the
98 * faster variable sliding window m ethod to 96 * faster variable sliding window m ethod to
99 * be used for all exponents. 97 * be used for all exponents.
100 */ 98 */
101 99
102 /* If this flag is set the DSA method is FIPS compliant and can be used
103 * in FIPS mode. This is set in the validated module method. If an
104 * application sets this flag in its own methods it is its reposibility
105 * to ensure the result is compliant.
106 */
107
108 #define DSA_FLAG_FIPS_METHOD 0x0400
109
110 /* If this flag is set the operations normally disabled in FIPS mode are
111 * permitted it is then the applications responsibility to ensure that the
112 * usage is compliant.
113 */
114
115 #define DSA_FLAG_NON_FIPS_ALLOW 0x0400
116
117 #ifdef OPENSSL_FIPS
118 #define FIPS_DSA_SIZE_T int
119 #endif
120
121 #ifdef __cplusplus 100 #ifdef __cplusplus
122 extern "C" { 101 extern "C" {
123 #endif 102 #endif
124 103
125 /* Already defined in ossl_typ.h */ 104 /* Already defined in ossl_typ.h */
126 /* typedef struct dsa_st DSA; */ 105 /* typedef struct dsa_st DSA; */
127 /* typedef struct dsa_method DSA_METHOD; */ 106 /* typedef struct dsa_method DSA_METHOD; */
128 107
129 typedef struct DSA_SIG_st 108 typedef struct DSA_SIG_st
130 { 109 {
131 BIGNUM *r; 110 BIGNUM *r;
132 BIGNUM *s; 111 BIGNUM *s;
133 } DSA_SIG; 112 } DSA_SIG;
134 113
135 struct dsa_method 114 struct dsa_method
136 { 115 {
137 const char *name; 116 const char *name;
138 DSA_SIG * (*dsa_do_sign)(const unsigned char *dgst, int dlen, DSA *dsa); 117 DSA_SIG * (*dsa_do_sign)(const unsigned char *dgst, int dlen, DSA *dsa);
139 int (*dsa_sign_setup)(DSA *dsa, BN_CTX *ctx_in, BIGNUM **kinvp, 118 int (*dsa_sign_setup)(DSA *dsa, BN_CTX *ctx_in, BIGNUM **kinvp,
140 BIGNUM **rp); 119 BIGNUM **rp);
141 int (*dsa_do_verify)(const unsigned char *dgst, int dgst_len, 120 int (*dsa_do_verify)(const unsigned char *dgst, int dgst_len,
142 » » » » » » » DSA_SIG *sig, DSA *dsa); 121 » » » DSA_SIG *sig, DSA *dsa);
143 int (*dsa_mod_exp)(DSA *dsa, BIGNUM *rr, BIGNUM *a1, BIGNUM *p1, 122 int (*dsa_mod_exp)(DSA *dsa, BIGNUM *rr, BIGNUM *a1, BIGNUM *p1,
144 BIGNUM *a2, BIGNUM *p2, BIGNUM *m, BN_CTX *ctx, 123 BIGNUM *a2, BIGNUM *p2, BIGNUM *m, BN_CTX *ctx,
145 BN_MONT_CTX *in_mont); 124 BN_MONT_CTX *in_mont);
146 int (*bn_mod_exp)(DSA *dsa, BIGNUM *r, BIGNUM *a, const BIGNUM *p, 125 int (*bn_mod_exp)(DSA *dsa, BIGNUM *r, BIGNUM *a, const BIGNUM *p,
147 const BIGNUM *m, BN_CTX *ctx, 126 const BIGNUM *m, BN_CTX *ctx,
148 BN_MONT_CTX *m_ctx); /* Can be null */ 127 BN_MONT_CTX *m_ctx); /* Can be null */
149 int (*init)(DSA *dsa); 128 int (*init)(DSA *dsa);
150 int (*finish)(DSA *dsa); 129 int (*finish)(DSA *dsa);
151 int flags; 130 int flags;
152 char *app_data; 131 char *app_data;
153 /* If this is non-NULL, it is used to generate DSA parameters */ 132 /* If this is non-NULL, it is used to generate DSA parameters */
154 int (*dsa_paramgen)(DSA *dsa, int bits, 133 int (*dsa_paramgen)(DSA *dsa, int bits,
155 » » » unsigned char *seed, int seed_len, 134 » » » const unsigned char *seed, int seed_len,
156 int *counter_ret, unsigned long *h_ret, 135 int *counter_ret, unsigned long *h_ret,
157 BN_GENCB *cb); 136 BN_GENCB *cb);
158 /* If this is non-NULL, it is used to generate DSA keys */ 137 /* If this is non-NULL, it is used to generate DSA keys */
159 int (*dsa_keygen)(DSA *dsa); 138 int (*dsa_keygen)(DSA *dsa);
160 }; 139 };
161 140
162 struct dsa_st 141 struct dsa_st
163 { 142 {
164 /* This first variable is used to pick up errors where 143 /* This first variable is used to pick up errors where
165 * a DSA is passed instead of of a EVP_PKEY */ 144 * a DSA is passed instead of of a EVP_PKEY */
(...skipping 13 matching lines...) Expand all
179 int flags; 158 int flags;
180 /* Normally used to cache montgomery values */ 159 /* Normally used to cache montgomery values */
181 BN_MONT_CTX *method_mont_p; 160 BN_MONT_CTX *method_mont_p;
182 int references; 161 int references;
183 CRYPTO_EX_DATA ex_data; 162 CRYPTO_EX_DATA ex_data;
184 const DSA_METHOD *meth; 163 const DSA_METHOD *meth;
185 /* functional reference if 'meth' is ENGINE-provided */ 164 /* functional reference if 'meth' is ENGINE-provided */
186 ENGINE *engine; 165 ENGINE *engine;
187 }; 166 };
188 167
189 #define DSAparams_dup(x) ASN1_dup_of_const(DSA,i2d_DSAparams,d2i_DSAparams,x)
190 #define d2i_DSAparams_fp(fp,x) (DSA *)ASN1_d2i_fp((char *(*)())DSA_new, \ 168 #define d2i_DSAparams_fp(fp,x) (DSA *)ASN1_d2i_fp((char *(*)())DSA_new, \
191 (char *(*)())d2i_DSAparams,(fp),(unsigned char **)(x)) 169 (char *(*)())d2i_DSAparams,(fp),(unsigned char **)(x))
192 #define i2d_DSAparams_fp(fp,x) ASN1_i2d_fp(i2d_DSAparams,(fp), \ 170 #define i2d_DSAparams_fp(fp,x) ASN1_i2d_fp(i2d_DSAparams,(fp), \
193 (unsigned char *)(x)) 171 (unsigned char *)(x))
194 #define d2i_DSAparams_bio(bp,x) ASN1_d2i_bio_of(DSA,DSA_new,d2i_DSAparams,bp,x) 172 #define d2i_DSAparams_bio(bp,x) ASN1_d2i_bio_of(DSA,DSA_new,d2i_DSAparams,bp,x)
195 #define i2d_DSAparams_bio(bp,x) ASN1_i2d_bio_of_const(DSA,i2d_DSAparams,bp,x) 173 #define i2d_DSAparams_bio(bp,x) ASN1_i2d_bio_of_const(DSA,i2d_DSAparams,bp,x)
196 174
197 175
176 DSA *DSAparams_dup(DSA *x);
198 DSA_SIG * DSA_SIG_new(void); 177 DSA_SIG * DSA_SIG_new(void);
199 void DSA_SIG_free(DSA_SIG *a); 178 void DSA_SIG_free(DSA_SIG *a);
200 int i2d_DSA_SIG(const DSA_SIG *a, unsigned char **pp); 179 int i2d_DSA_SIG(const DSA_SIG *a, unsigned char **pp);
201 DSA_SIG * d2i_DSA_SIG(DSA_SIG **v, const unsigned char **pp, long length); 180 DSA_SIG * d2i_DSA_SIG(DSA_SIG **v, const unsigned char **pp, long length);
202 181
203 DSA_SIG * DSA_do_sign(const unsigned char *dgst,int dlen,DSA *dsa); 182 DSA_SIG * DSA_do_sign(const unsigned char *dgst,int dlen,DSA *dsa);
204 int DSA_do_verify(const unsigned char *dgst,int dgst_len, 183 int DSA_do_verify(const unsigned char *dgst,int dgst_len,
205 DSA_SIG *sig,DSA *dsa); 184 DSA_SIG *sig,DSA *dsa);
206 185
207 const DSA_METHOD *DSA_OpenSSL(void); 186 const DSA_METHOD *DSA_OpenSSL(void);
208 187
209 void DSA_set_default_method(const DSA_METHOD *); 188 void DSA_set_default_method(const DSA_METHOD *);
210 const DSA_METHOD *DSA_get_default_method(void); 189 const DSA_METHOD *DSA_get_default_method(void);
211 int DSA_set_method(DSA *dsa, const DSA_METHOD *); 190 int DSA_set_method(DSA *dsa, const DSA_METHOD *);
212 191
213 #ifdef OPENSSL_FIPS
214 DSA * FIPS_dsa_new(void);
215 void FIPS_dsa_free (DSA *r);
216 #endif
217
218 DSA * DSA_new(void); 192 DSA * DSA_new(void);
219 DSA * DSA_new_method(ENGINE *engine); 193 DSA * DSA_new_method(ENGINE *engine);
220 void DSA_free (DSA *r); 194 void DSA_free (DSA *r);
221 /* "up" the DSA object's reference count */ 195 /* "up" the DSA object's reference count */
222 int DSA_up_ref(DSA *r); 196 int DSA_up_ref(DSA *r);
223 int DSA_size(const DSA *); 197 int DSA_size(const DSA *);
224 /* next 4 return -1 on error */ 198 /* next 4 return -1 on error */
225 int DSA_sign_setup( DSA *dsa,BN_CTX *ctx_in,BIGNUM **kinvp,BIGNUM **rp); 199 int DSA_sign_setup( DSA *dsa,BN_CTX *ctx_in,BIGNUM **kinvp,BIGNUM **rp);
226 int DSA_sign(int type,const unsigned char *dgst,int dlen, 200 int DSA_sign(int type,const unsigned char *dgst,int dlen,
227 unsigned char *sig, unsigned int *siglen, DSA *dsa); 201 unsigned char *sig, unsigned int *siglen, DSA *dsa);
(...skipping 11 matching lines...) Expand all
239 /* Deprecated version */ 213 /* Deprecated version */
240 #ifndef OPENSSL_NO_DEPRECATED 214 #ifndef OPENSSL_NO_DEPRECATED
241 DSA * DSA_generate_parameters(int bits, 215 DSA * DSA_generate_parameters(int bits,
242 unsigned char *seed,int seed_len, 216 unsigned char *seed,int seed_len,
243 int *counter_ret, unsigned long *h_ret,void 217 int *counter_ret, unsigned long *h_ret,void
244 (*callback)(int, int, void *),void *cb_arg); 218 (*callback)(int, int, void *),void *cb_arg);
245 #endif /* !defined(OPENSSL_NO_DEPRECATED) */ 219 #endif /* !defined(OPENSSL_NO_DEPRECATED) */
246 220
247 /* New version */ 221 /* New version */
248 int DSA_generate_parameters_ex(DSA *dsa, int bits, 222 int DSA_generate_parameters_ex(DSA *dsa, int bits,
249 » » unsigned char *seed,int seed_len, 223 » » const unsigned char *seed,int seed_len,
250 int *counter_ret, unsigned long *h_ret, BN_GENCB *cb); 224 int *counter_ret, unsigned long *h_ret, BN_GENCB *cb);
251 225
252 int DSA_generate_key(DSA *a); 226 int DSA_generate_key(DSA *a);
253 int i2d_DSAPublicKey(const DSA *a, unsigned char **pp); 227 int i2d_DSAPublicKey(const DSA *a, unsigned char **pp);
254 int i2d_DSAPrivateKey(const DSA *a, unsigned char **pp); 228 int i2d_DSAPrivateKey(const DSA *a, unsigned char **pp);
255 int i2d_DSAparams(const DSA *a,unsigned char **pp); 229 int i2d_DSAparams(const DSA *a,unsigned char **pp);
256 230
257 #ifndef OPENSSL_NO_BIO 231 #ifndef OPENSSL_NO_BIO
258 int DSAparams_print(BIO *bp, const DSA *x); 232 int DSAparams_print(BIO *bp, const DSA *x);
259 int DSA_print(BIO *bp, const DSA *x, int off); 233 int DSA_print(BIO *bp, const DSA *x, int off);
260 #endif 234 #endif
261 #ifndef OPENSSL_NO_FP_API 235 #ifndef OPENSSL_NO_FP_API
262 int DSAparams_print_fp(FILE *fp, const DSA *x); 236 int DSAparams_print_fp(FILE *fp, const DSA *x);
263 int DSA_print_fp(FILE *bp, const DSA *x, int off); 237 int DSA_print_fp(FILE *bp, const DSA *x, int off);
264 #endif 238 #endif
265 239
266 #define DSS_prime_checks 50 240 #define DSS_prime_checks 50
267 /* Primality test according to FIPS PUB 186[-1], Appendix 2.1: 241 /* Primality test according to FIPS PUB 186[-1], Appendix 2.1:
268 * 50 rounds of Rabin-Miller */ 242 * 50 rounds of Rabin-Miller */
269 #define DSA_is_prime(n, callback, cb_arg) \ 243 #define DSA_is_prime(n, callback, cb_arg) \
270 BN_is_prime(n, DSS_prime_checks, callback, NULL, cb_arg) 244 BN_is_prime(n, DSS_prime_checks, callback, NULL, cb_arg)
271 245
272 #ifndef OPENSSL_NO_DH 246 #ifndef OPENSSL_NO_DH
273 /* Convert DSA structure (key or just parameters) into DH structure 247 /* Convert DSA structure (key or just parameters) into DH structure
274 * (be careful to avoid small subgroup attacks when using this!) */ 248 * (be careful to avoid small subgroup attacks when using this!) */
275 DH *DSA_dup_DH(const DSA *r); 249 DH *DSA_dup_DH(const DSA *r);
276 #endif 250 #endif
277 251
278 #ifdef OPENSSL_FIPS 252 #define EVP_PKEY_CTX_set_dsa_paramgen_bits(ctx, nbits) \
279 int FIPS_dsa_sig_encode(unsigned char *out, DSA_SIG *sig); 253 » EVP_PKEY_CTX_ctrl(ctx, EVP_PKEY_DSA, EVP_PKEY_OP_PARAMGEN, \
280 int FIPS_dsa_sig_decode(DSA_SIG *sig, const unsigned char *in, int inlen); 254 » » » » EVP_PKEY_CTRL_DSA_PARAMGEN_BITS, nbits, NULL)
281 #endif 255
256 #define»EVP_PKEY_CTRL_DSA_PARAMGEN_BITS»» (EVP_PKEY_ALG_CTRL + 1)
257 #define»EVP_PKEY_CTRL_DSA_PARAMGEN_Q_BITS» (EVP_PKEY_ALG_CTRL + 2)
258 #define»EVP_PKEY_CTRL_DSA_PARAMGEN_MD» » (EVP_PKEY_ALG_CTRL + 3)
282 259
283 /* BEGIN ERROR CODES */ 260 /* BEGIN ERROR CODES */
284 /* The following lines are auto generated by the script mkerr.pl. Any changes 261 /* The following lines are auto generated by the script mkerr.pl. Any changes
285 * made after this point may be overwritten when the script is next run. 262 * made after this point may be overwritten when the script is next run.
286 */ 263 */
287 void ERR_load_DSA_strings(void); 264 void ERR_load_DSA_strings(void);
288 265
289 /* Error codes for the DSA functions. */ 266 /* Error codes for the DSA functions. */
290 267
291 /* Function codes. */ 268 /* Function codes. */
292 #define DSA_F_D2I_DSA_SIG 110 269 #define DSA_F_D2I_DSA_SIG 110
270 #define DSA_F_DO_DSA_PRINT 104
293 #define DSA_F_DSAPARAMS_PRINT 100 271 #define DSA_F_DSAPARAMS_PRINT 100
294 #define DSA_F_DSAPARAMS_PRINT_FP 101 272 #define DSA_F_DSAPARAMS_PRINT_FP 101
295 #define DSA_F_DSA_BUILTIN_KEYGEN 119
296 #define DSA_F_DSA_BUILTIN_PARAMGEN 118
297 #define DSA_F_DSA_DO_SIGN 112 273 #define DSA_F_DSA_DO_SIGN 112
298 #define DSA_F_DSA_DO_VERIFY 113 274 #define DSA_F_DSA_DO_VERIFY 113
299 #define DSA_F_DSA_GENERATE_PARAMETERS 117
300 #define DSA_F_DSA_NEW_METHOD 103 275 #define DSA_F_DSA_NEW_METHOD 103
301 #define DSA_F_DSA_PRINT»» » » » 104 276 #define DSA_F_DSA_PARAM_DECODE» » » » 119
302 #define DSA_F_DSA_PRINT_FP 105 277 #define DSA_F_DSA_PRINT_FP 105
303 #define DSA_F_DSA_SET_DEFAULT_METHOD» » » 115 278 #define DSA_F_DSA_PRIV_DECODE» » » » 115
304 #define DSA_F_DSA_SET_METHOD» » » » 116 279 #define DSA_F_DSA_PRIV_ENCODE» » » » 116
280 #define DSA_F_DSA_PUB_DECODE» » » » 117
281 #define DSA_F_DSA_PUB_ENCODE» » » » 118
305 #define DSA_F_DSA_SIGN 106 282 #define DSA_F_DSA_SIGN 106
306 #define DSA_F_DSA_SIGN_SETUP 107 283 #define DSA_F_DSA_SIGN_SETUP 107
307 #define DSA_F_DSA_SIG_NEW 109 284 #define DSA_F_DSA_SIG_NEW 109
308 #define DSA_F_DSA_VERIFY 108 285 #define DSA_F_DSA_VERIFY 108
309 #define DSA_F_I2D_DSA_SIG 111 286 #define DSA_F_I2D_DSA_SIG 111
287 #define DSA_F_OLD_DSA_PRIV_DECODE 122
288 #define DSA_F_PKEY_DSA_CTRL 120
289 #define DSA_F_PKEY_DSA_KEYGEN 121
310 #define DSA_F_SIG_CB 114 290 #define DSA_F_SIG_CB 114
311 291
312 /* Reason codes. */ 292 /* Reason codes. */
313 #define DSA_R_BAD_Q_VALUE 102 293 #define DSA_R_BAD_Q_VALUE 102
294 #define DSA_R_BN_DECODE_ERROR 108
295 #define DSA_R_BN_ERROR 109
314 #define DSA_R_DATA_TOO_LARGE_FOR_KEY_SIZE 100 296 #define DSA_R_DATA_TOO_LARGE_FOR_KEY_SIZE 100
315 #define DSA_R_KEY_SIZE_TOO_SMALL» » » 106 297 #define DSA_R_DECODE_ERROR» » » » 104
298 #define DSA_R_INVALID_DIGEST_TYPE» » » 106
316 #define DSA_R_MISSING_PARAMETERS 101 299 #define DSA_R_MISSING_PARAMETERS 101
317 #define DSA_R_MODULUS_TOO_LARGE 103 300 #define DSA_R_MODULUS_TOO_LARGE 103
318 #define DSA_R_NON_FIPS_METHOD» » » » 104 301 #define DSA_R_NO_PARAMETERS_SET»» » » 107
319 #define DSA_R_OPERATION_NOT_ALLOWED_IN_FIPS_MODE» 105 302 #define DSA_R_PARAMETER_ENCODING_ERROR» » » 105
320 303
321 #ifdef __cplusplus 304 #ifdef __cplusplus
322 } 305 }
323 #endif 306 #endif
324 #endif 307 #endif
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