versadac  1
versadac - Scalable Recorder Firmware
ecdsa.h
1 /* crypto/ecdsa/ecdsa.h */
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52  * ====================================================================
53  *
54  * This product includes cryptographic software written by Eric Young
55  * (eay@cryptsoft.com). This product includes software written by Tim
56  * Hudson (tjh@cryptsoft.com).
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58  */
59 #ifndef HEADER_ECDSA_H
60 #define HEADER_ECDSA_H
61 
62 #include <openssl/opensslconf.h>
63 
64 #ifdef OPENSSL_NO_ECDSA
65 #error ECDSA is disabled.
66 #endif
67 
68 #include <openssl/ec.h>
69 #include <openssl/ossl_typ.h>
70 #ifndef OPENSSL_NO_DEPRECATED
71 #include <openssl/bn.h>
72 #endif
73 
74 #ifdef __cplusplus
75 extern "C" {
76 #endif
77 
78 typedef struct ECDSA_SIG_st
79  {
80  BIGNUM *r;
81  BIGNUM *s;
82  } ECDSA_SIG;
83 
88 ECDSA_SIG *ECDSA_SIG_new(void);
89 
94 void ECDSA_SIG_free(ECDSA_SIG *a);
95 
103 int i2d_ECDSA_SIG(const ECDSA_SIG *a, unsigned char **pp);
104 
113 ECDSA_SIG *d2i_ECDSA_SIG(ECDSA_SIG **v, const unsigned char **pp, long len);
114 
123 ECDSA_SIG *ECDSA_do_sign(const unsigned char *dgst,int dgst_len,EC_KEY *eckey);
124 
136 ECDSA_SIG *ECDSA_do_sign_ex(const unsigned char *dgst, int dgstlen,
137  const BIGNUM *kinv, const BIGNUM *rp, EC_KEY *eckey);
138 
148 int ECDSA_do_verify(const unsigned char *dgst, int dgst_len,
149  const ECDSA_SIG *sig, EC_KEY* eckey);
150 
151 const ECDSA_METHOD *ECDSA_OpenSSL(void);
152 
157 void ECDSA_set_default_method(const ECDSA_METHOD *meth);
158 
163 const ECDSA_METHOD *ECDSA_get_default_method(void);
164 
171 int ECDSA_set_method(EC_KEY *eckey, const ECDSA_METHOD *meth);
172 
178 int ECDSA_size(const EC_KEY *eckey);
179 
188 int ECDSA_sign_setup(EC_KEY *eckey, BN_CTX *ctx, BIGNUM **kinv,
189  BIGNUM **rp);
190 
202 int ECDSA_sign(int type, const unsigned char *dgst, int dgstlen,
203  unsigned char *sig, unsigned int *siglen, EC_KEY *eckey);
204 
205 
220 int ECDSA_sign_ex(int type, const unsigned char *dgst, int dgstlen,
221  unsigned char *sig, unsigned int *siglen, const BIGNUM *kinv,
222  const BIGNUM *rp, EC_KEY *eckey);
223 
235 int ECDSA_verify(int type, const unsigned char *dgst, int dgstlen,
236  const unsigned char *sig, int siglen, EC_KEY *eckey);
237 
238 /* the standard ex_data functions */
239 int ECDSA_get_ex_new_index(long argl, void *argp, CRYPTO_EX_new
240  *new_func, CRYPTO_EX_dup *dup_func, CRYPTO_EX_free *free_func);
241 int ECDSA_set_ex_data(EC_KEY *d, int idx, void *arg);
242 void *ECDSA_get_ex_data(EC_KEY *d, int idx);
243 
244 
245 /* BEGIN ERROR CODES */
246 /* The following lines are auto generated by the script mkerr.pl. Any changes
247  * made after this point may be overwritten when the script is next run.
248  */
249 void ERR_load_ECDSA_strings(void);
250 
251 /* Error codes for the ECDSA functions. */
252 
253 /* Function codes. */
254 #define ECDSA_F_ECDSA_DATA_NEW_METHOD 100
255 #define ECDSA_F_ECDSA_DO_SIGN 101
256 #define ECDSA_F_ECDSA_DO_VERIFY 102
257 #define ECDSA_F_ECDSA_SIGN_SETUP 103
258 
259 /* Reason codes. */
260 #define ECDSA_R_BAD_SIGNATURE 100
261 #define ECDSA_R_DATA_TOO_LARGE_FOR_KEY_SIZE 101
262 #define ECDSA_R_ERR_EC_LIB 102
263 #define ECDSA_R_MISSING_PARAMETERS 103
264 #define ECDSA_R_NEED_NEW_SETUP_VALUES 106
265 #define ECDSA_R_RANDOM_NUMBER_GENERATION_FAILED 104
266 #define ECDSA_R_SIGNATURE_MALLOC_FAILED 105
267 
268 #ifdef __cplusplus
269 }
270 #endif
271 #endif
Definition: ecs_locl.h:68
Definition: bn.h:318
Definition: ec_lcl.h:232
Definition: ecdsa.h:78
Definition: bn_ctx.c:139