272 byte* out, word32 *outlen);
340int wc_ecc_sign_hash(
const byte* in, word32 inlen,
byte* out, word32 *outlen,
478 word32 hashlen,
int* stat,
ecc_key* key);
516int wc_ecc_verify_hash_ex(
mp_int *r,
mp_int *s,
const byte* hash,
517 word32 hashlen,
int* stat,
ecc_key* key);
1096int wc_ecc_import_private_key(
const byte* priv, word32 privSz,
const byte* pub,
1162int wc_ecc_rs_to_sig(
const char* r,
const char* s,
byte* out, word32* outlen);
1228 const char* d,
const char* curveName);
1323 byte* out, word32* outLen);
1695 word32 msgSz,
byte* out, word32* outSz, ecEncCtx* ctx);
1757 word32 msgSz,
byte* out, word32* outSz, ecEncCtx* ctx);
WOLFSSL_API int wc_ecc_make_key_ex(WC_RNG *rng, int keysize, ecc_key *key, int curve_id)
This function generates a new ecc_key and stores it in key.
Definition ecc.c:4126
WOLFSSL_API int wc_ecc_sign_hash(const byte *in, word32 inlen, byte *out, word32 *outlen, WC_RNG *rng, ecc_key *key)
This function signs a message digest using an ecc_key object to guarantee authenticity.
Definition ecc.c:4749
WOLFSSL_API int wc_ecc_cmp_point(ecc_point *a, ecc_point *b)
Compare the value of a point with another one.
Definition ecc.c:3119
WOLFSSL_API int wc_ecc_ctx_set_info(ecEncCtx *, const byte *info, int sz)
This function can optionally be called before or after wc_ecc_ctx_set_peer_salt. It sets optional inf...
Definition ecc.c:9718
WOLFSSL_API int wc_ecc_copy_point(ecc_point *p, ecc_point *r)
Copy the value of one point to another one.
Definition ecc.c:3092
WOLFSSL_API int wc_ecc_decrypt(ecc_key *privKey, ecc_key *pubKey, const byte *msg, word32 msgSz, byte *out, word32 *outSz, ecEncCtx *ctx)
This function decrypts the ciphertext from msg to out. This function takes an optional ctx object as ...
Definition ecc.c:10064
WOLFSSL_API int wc_ecc_point_is_at_infinity(ecc_point *p)
Checks if a point is at infinity. Returns 1 if point is at infinity, 0 if not, < 0 on error.
Definition ecc.c:3887
WOLFSSL_API void wc_ecc_del_point(ecc_point *p)
Free an ECC point from memory.
Definition ecc.c:3082
WOLFSSL_API int wc_ecc_is_valid_idx(int n)
Checks if an ECC idx is valid.
Definition ecc.c:3145
WOLFSSL_API int wc_ecc_export_point_der(const int curve_idx, ecc_point *point, byte *out, word32 *outLen)
Export point to der.
Definition ecc.c:6479
WOLFSSL_API int wc_ecc_shared_secret_ex(ecc_key *private_key, ecc_point *point, byte *out, word32 *outlen)
Create an ECC shared secret between private key and public point.
Definition ecc.c:3815
WOLFSSL_API ecc_point * wc_ecc_new_point(void)
Allocate a new ECC point.
Definition ecc.c:3060
WOLFSSL_API int wc_ecc_ctx_set_peer_salt(ecEncCtx *, const byte *salt)
This function sets the peer salt of an ecEncCtx object.
Definition ecc.c:9732
WOLFSSL_API int wc_ecc_import_x963(const byte *in, word32 inLen, ecc_key *key)
This function imports a public ECC key from a buffer containing the key stored in ANSI X9....
Definition ecc.c:7352
WOLFSSL_API int wc_ecc_rs_to_sig(const char *r, const char *s, byte *out, word32 *outlen)
This function converts the R and S portions of an ECC signature into a DER-encoded ECDSA signature....
Definition ecc.c:7570
WOLFSSL_API int wc_ecc_verify_hash(const byte *sig, word32 siglen, const byte *hash, word32 hashlen, int *stat, ecc_key *key)
This function verifies the ECC signature of a hash to ensure authenticity. It returns the answer thro...
Definition ecc.c:5704
WOLFSSL_API int wc_ecc_ctx_reset(ecEncCtx *, WC_RNG *)
This function resets an ecEncCtx structure to avoid having to free and allocate a new context object.
Definition ecc.c:9813
WOLFSSL_API int wc_ecc_check_key(ecc_key *key)
Perform sanity checks on ecc key validity.
Definition ecc.c:7022
WOLFSSL_API int wc_ecc_sig_size_calc(int sz)
This function returns the worst case size for an ECC signature, given by: (keySz * 2) + SIG_HEADER_SZ...
Definition ecc.c:8016
WOLFSSL_API int wc_ecc_size(ecc_key *key)
This function returns the key size of an ecc_key structure in octets.
Definition ecc.c:8007
WOLFSSL_API int wc_ecc_init(ecc_key *key)
This function initializes an ecc_key object for future use with message verification or key negotiati...
Definition ecc.c:4495
WOLFSSL_API ecEncCtx * wc_ecc_ctx_new(int flags, WC_RNG *rng)
This function allocates and initializes space for a new ECC context object to allow secure message ex...
Definition ecc.c:9845
WOLFSSL_API int wc_ecc_import_point_der(byte *in, word32 inLen, const int curve_idx, ecc_point *point)
Import point from der format.
Definition ecc.c:6456
WOLFSSL_API int wc_ecc_import_raw(ecc_key *key, const char *qx, const char *qy, const char *d, const char *curveName)
This function fills an ecc_key structure with the raw components of an ECC signature.
Definition ecc.c:7976
WOLFSSL_API int wc_ecc_shared_secret(ecc_key *private_key, ecc_key *public_key, byte *out, word32 *outlen)
This function generates a new secret key using a local private key and a received public key....
Definition ecc.c:3533
WOLFSSL_API int wc_ecc_export_private_only(ecc_key *key, byte *out, word32 *outLen)
This function exports only the private key from an ecc_key structure. It stores the private key in th...
Definition ecc.c:7420
WOLFSSL_API void wc_ecc_ctx_free(ecEncCtx *)
This function frees the ecEncCtx object used for encrypting and decrypting messages.
Definition ecc.c:9852
WOLFSSL_API int wc_ecc_sign_hash_ex(const byte *in, word32 inlen, WC_RNG *rng, ecc_key *key, mp_int *r, mp_int *s)
Sign a message digest.
Definition ecc.c:4848
WOLFSSL_API int wc_ecc_free(ecc_key *key)
This function frees an ecc_key object after it has been used.
Definition ecc.c:5312
WOLFSSL_API const byte * wc_ecc_ctx_get_own_salt(ecEncCtx *)
This function returns the salt of an ecEncCtx object. This function should only be called when the ec...
Definition ecc.c:9687
WOLFSSL_API int wc_ecc_mulmod(mp_int *k, ecc_point *G, ecc_point *R, mp_int *a, mp_int *modulus, int map)
Perform ECC Fixed Point multiplication.
Definition ecc.c:3014
WOLFSSL_API int wc_ecc_make_key(WC_RNG *rng, int keysize, ecc_key *key)
This function generates a new ecc_key and stores it in key.
Definition ecc.c:4426
WOLFSSL_API void wc_ecc_fp_free(void)
This function frees the fixed-point cache, which can be used with ecc to speed up computation times....
Definition ecc.c:9620
WOLFSSL_API int wc_ecc_export_x963_ex(ecc_key *, byte *out, word32 *outLen, int compressed)
This function exports the ECC key from the ecc_key structure, storing the result in out....
Definition ecc.c:6690
WOLFSSL_API int wc_ecc_export_x963(ecc_key *, byte *out, word32 *outLen)
This function exports the ECC key from the ecc_key structure, storing the result in out....
Definition ecc.c:6610
WOLFSSL_API int wc_ecc_sig_size(ecc_key *key)
This function returns the worst case size for an ECC signature, given by: (keySz * 2) + SIG_HEADER_SZ...
Definition ecc.c:8033
WOLFSSL_API int wc_ecc_encrypt(ecc_key *privKey, ecc_key *pubKey, const byte *msg, word32 msgSz, byte *out, word32 *outSz, ecEncCtx *ctx)
This function encrypts the given input message from msg to out. This function takes an optional ctx o...
Definition ecc.c:9895
