diff options
Diffstat (limited to 'libtomcrypt/headers/tomcrypt_pk.h')
| -rw-r--r-- | libtomcrypt/headers/tomcrypt_pk.h | 191 |
1 files changed, 19 insertions, 172 deletions
diff --git a/libtomcrypt/headers/tomcrypt_pk.h b/libtomcrypt/headers/tomcrypt_pk.h index 4cd1d48..6d6f32f 100644 --- a/libtomcrypt/headers/tomcrypt_pk.h +++ b/libtomcrypt/headers/tomcrypt_pk.h @@ -19,21 +19,21 @@ typedef struct Rsa_key { /** Type of key, PK_PRIVATE or PK_PUBLIC */ int type; /** The public exponent */ - void *e; + mp_int e; /** The private exponent */ - void *d; + mp_int d; /** The modulus */ - void *N; + mp_int N; /** The p factor of N */ - void *p; + mp_int p; /** The q factor of N */ - void *q; + mp_int q; /** The 1/q mod p CRT param */ - void *qP; + mp_int qP; /** The d mod (p - 1) CRT param */ - void *dP; + mp_int dP; /** The d mod (q - 1) CRT param */ - void *dQ; + mp_int dQ; } rsa_key; int rsa_make_key(int size, long e, rsa_key *key); @@ -87,159 +87,6 @@ int rsa_import(const unsigned char *in, unsigned long inlen, rsa_key *key); #endif -/* ---- ECC Routines ---- */ -#ifdef LTC_MECC - -/* size of our temp buffers for exported keys */ -#define ECC_BUF_SIZE 256 - -/* max private key size */ -#define ECC_MAXSIZE 66 - -/** Structure defines a NIST GF(p) curve */ -typedef struct { - /** The size of the curve in octets */ - int size; - - /** name of curve */ - char *name; - - /** The prime that defines the field the curve is in (encoded in hex) */ - char *prime; - - /** The fields B param (hex) */ - char *B; - - /** The order of the curve (hex) */ - char *order; - - /** The x co-ordinate of the base point on the curve (hex) */ - char *Gx; - - /** The y co-ordinate of the base point on the curve (hex) */ - char *Gy; -} ltc_ecc_set_type; - -/** A point on a ECC curve, stored in Jacbobian format such that (x,y,z) => (x/z^2, y/z^3, 1) when interpretted as affine */ -typedef struct { - /** The x co-ordinate */ - void *x; - - /** The y co-ordinate */ - void *y; - - /** The z co-ordinate */ - void *z; -} ecc_point; - -/** An ECC key */ -typedef struct { - /** Type of key, PK_PRIVATE or PK_PUBLIC */ - int type; - - /** Index into the ltc_ecc_sets[] for the parameters of this curve; if -1, then this key is using user supplied curve in dp */ - int idx; - - /** pointer to domain parameters; either points to NIST curves (identified by idx >= 0) or user supplied curve */ - const ltc_ecc_set_type *dp; - - /** The public key */ - ecc_point pubkey; - - /** The private key */ - void *k; -} ecc_key; - -/** the ECC params provided */ -extern const ltc_ecc_set_type ltc_ecc_sets[]; - -int ecc_test(void); -void ecc_sizes(int *low, int *high); -int ecc_get_size(ecc_key *key); - -int ecc_make_key(int keysize, ecc_key *key); -int ecc_make_key_ex(ecc_key *key, const ltc_ecc_set_type *dp); -void ecc_free(ecc_key *key); - -int ecc_export(unsigned char *out, unsigned long *outlen, int type, ecc_key *key); -int ecc_import(const unsigned char *in, unsigned long inlen, ecc_key *key); -int ecc_import_ex(const unsigned char *in, unsigned long inlen, ecc_key *key, const ltc_ecc_set_type *dp); - -int ecc_ansi_x963_export(ecc_key *key, unsigned char *out, unsigned long *outlen); -int ecc_ansi_x963_import(const unsigned char *in, unsigned long inlen, ecc_key *key); -int ecc_ansi_x963_import_ex(const unsigned char *in, unsigned long inlen, ecc_key *key, ltc_ecc_set_type *dp); - -int ecc_shared_secret(ecc_key *private_key, ecc_key *public_key, - unsigned char *out, unsigned long *outlen); - -int ecc_encrypt_key(const unsigned char *in, unsigned long inlen, - unsigned char *out, unsigned long *outlen, - int hash, ecc_key *key); - -int ecc_decrypt_key(const unsigned char *in, unsigned long inlen, - unsigned char *out, unsigned long *outlen, - ecc_key *key); - -int ecc_sign_hash(const unsigned char *in, unsigned long inlen, - unsigned char *out, unsigned long *outlen, - ecc_key *key); - -int ecc_verify_hash(const unsigned char *sig, unsigned long siglen, - const unsigned char *hash, unsigned long hashlen, - int *stat, ecc_key *key); - -/* low level functions */ -ecc_point *ltc_ecc_new_point(void); -void ltc_ecc_del_point(ecc_point *p); -int ltc_ecc_is_valid_idx(int n); - -/* point ops (mp == montgomery digit) */ -#if !defined(LTC_MECC_ACCEL) || defined(LTM_LTC_DESC) || defined(GMP_LTC_DESC) -/* R = 2P */ -int ltc_ecc_projective_dbl_point(ecc_point *P, ecc_point *R, void *modulus, void *mp); - -/* R = P + Q */ -int ltc_ecc_projective_add_point(ecc_point *P, ecc_point *Q, ecc_point *R, void *modulus, void *mp); -#endif - -#if defined(LTC_MECC_FP) -/* optimized point multiplication using fixed point cache (HAC algorithm 14.117) */ -int ltc_ecc_fp_mulmod(void *k, ecc_point *G, ecc_point *R, void *modulus, int map); - -/* functions for saving/loading/freeing/adding to fixed point cache */ -int ltc_ecc_fp_save_state(unsigned char **out, unsigned long *outlen); -int ltc_ecc_fp_restore_state(unsigned char *in, unsigned long inlen); -void ltc_ecc_fp_free(void); -int ltc_ecc_fp_add_point(ecc_point *g, void *modulus, int lock); - -/* lock/unlock all points currently in fixed point cache */ -void ltc_ecc_fp_tablelock(int lock); -#endif - -/* R = kG */ -int ltc_ecc_mulmod(void *k, ecc_point *G, ecc_point *R, void *modulus, int map); - -#ifdef LTC_ECC_SHAMIR -/* kA*A + kB*B = C */ -int ltc_ecc_mul2add(ecc_point *A, void *kA, - ecc_point *B, void *kB, - ecc_point *C, - void *modulus); - -#ifdef LTC_MECC_FP -/* Shamir's trick with optimized point multiplication using fixed point cache */ -int ltc_ecc_fp_mul2add(ecc_point *A, void *kA, - ecc_point *B, void *kB, - ecc_point *C, void *modulus); -#endif - -#endif - - -/* map P to affine from projective */ -int ltc_ecc_map(ecc_point *P, void *modulus, void *mp); - -#endif #ifdef LTC_MDSA @@ -258,33 +105,33 @@ typedef struct { int qord; /** The generator */ - void *g; + mp_int g; /** The prime used to generate the sub-group */ - void *q; + mp_int q; /** The large prime that generats the field the contains the sub-group */ - void *p; + mp_int p; /** The private key */ - void *x; + mp_int x; /** The public key */ - void *y; + mp_int y; } dsa_key; int dsa_make_key(int group_size, int modulus_size, dsa_key *key); void dsa_free(dsa_key *key); int dsa_sign_hash_raw(const unsigned char *in, unsigned long inlen, - void *r, void *s, + mp_int_t r, mp_int_t s, dsa_key *key); int dsa_sign_hash(const unsigned char *in, unsigned long inlen, unsigned char *out, unsigned long *outlen, dsa_key *key); -int dsa_verify_hash_raw( void *r, void *s, +int dsa_verify_hash_raw( mp_int_t r, mp_int_t s, const unsigned char *hash, unsigned long hashlen, int *stat, dsa_key *key); @@ -304,7 +151,7 @@ int dsa_import(const unsigned char *in, unsigned long inlen, dsa_key *key); int dsa_export(unsigned char *out, unsigned long *outlen, int type, dsa_key *key); int dsa_verify_key(dsa_key *key, int *stat); -int dsa_shared_secret(void *private_key, void *base, +int dsa_shared_secret(void *private_key, mp_int_t base, dsa_key *public_key, unsigned char *out, unsigned long *outlen); #endif @@ -394,9 +241,9 @@ int der_encode_boolean(int in, int der_decode_boolean(const unsigned char *in, unsigned long inlen, int *out); /* INTEGER */ -int der_encode_integer(void *num, unsigned char *out, unsigned long *outlen); -int der_decode_integer(const unsigned char *in, unsigned long inlen, void *num); -int der_length_integer(void *num, unsigned long *len); +int der_encode_integer(mp_int_t num, unsigned char *out, unsigned long *outlen); +int der_decode_integer(const unsigned char *in, unsigned long inlen, mp_int_t num); +int der_length_integer(mp_int_t num, unsigned long *len); /* INTEGER -- handy for 0..2^32-1 values */ int der_decode_short_integer(const unsigned char *in, unsigned long inlen, unsigned long *num); 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