220 lines
8.3 KiB
C
220 lines
8.3 KiB
C
/* ---- NUMBER THEORY ---- */
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#ifdef MPI
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extern int is_prime(mp_int *, int *);
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extern int rand_prime(mp_int *N, long len, prng_state *prng, int wprng);
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extern mp_err mp_init_multi(mp_int* mp, ...);
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extern void mp_clear_multi(mp_int* mp, ...);
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#endif
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/* ---- PUBLIC KEY CRYPTO ---- */
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#define PK_PRIVATE 0 /* PK private keys */
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#define PK_PUBLIC 1 /* PK public keys */
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#define PK_PRIVATE_OPTIMIZED 2 /* PK private key [rsa optimized] */
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/* ---- PACKET ---- */
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#ifdef PACKET
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extern void packet_store_header(unsigned char *dst, int section, int subsection, unsigned long length);
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extern int packet_valid_header(unsigned char *src, int section, int subsection);
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#endif
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/* ---- RSA ---- */
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#ifdef MRSA
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typedef struct Rsa_key {
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int type;
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mp_int e, d, N, qP, pQ, dP, dQ, p, q;
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} rsa_key;
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extern int rsa_make_key(prng_state *prng, int wprng, int size, long e, rsa_key *key);
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extern int rsa_exptmod(const unsigned char *in, unsigned long inlen,
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unsigned char *out, unsigned long *outlen, int which,
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rsa_key *key);
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extern int rsa_pad(const unsigned char *in, unsigned long inlen,
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unsigned char *out, unsigned long *outlen,
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int wprng, prng_state *prng);
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extern int rsa_signpad(const unsigned char *in, unsigned long inlen,
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unsigned char *out, unsigned long *outlen);
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extern int rsa_depad(const unsigned char *in, unsigned long inlen,
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unsigned char *out, unsigned long *outlen);
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extern int rsa_signdepad(const unsigned char *in, unsigned long inlen,
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unsigned char *out, unsigned long *outlen);
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extern void rsa_free(rsa_key *key);
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#ifdef PK_PACKET
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extern int rsa_encrypt(const unsigned char *in, unsigned long len,
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unsigned char *out, unsigned long *outlen,
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prng_state *prng, int wprng, int cipher,
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rsa_key *key);
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extern int rsa_decrypt(const unsigned char *in, unsigned long len,
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unsigned char *out, unsigned long *outlen,
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rsa_key *key);
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extern int rsa_sign(const unsigned char *in, unsigned long inlen,
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unsigned char *out, unsigned long *outlen,
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int hash, rsa_key *key);
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extern int rsa_verify(const unsigned char *sig, const unsigned char *msg,
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unsigned long inlen, int *stat,
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rsa_key *key);
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#endif
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extern int rsa_encrypt_key(const unsigned char *inkey, unsigned long inlen,
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unsigned char *outkey, unsigned long *outlen,
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prng_state *prng, int wprng, rsa_key *key);
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extern int rsa_decrypt_key(const unsigned char *in, unsigned char *outkey,
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unsigned long *keylen, rsa_key *key);
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extern int rsa_sign_hash(const unsigned char *in, unsigned long inlen,
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unsigned char *out, unsigned long *outlen,
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rsa_key *key);
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extern int rsa_verify_hash(const unsigned char *sig, const unsigned char *hash,
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int *stat, rsa_key *key);
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extern int rsa_export(unsigned char *out, unsigned long *outlen, int type, rsa_key *key);
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extern int rsa_import(const unsigned char *in, rsa_key *key);
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#endif
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/* ---- DH Routines ---- */
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#ifdef MDH
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typedef struct Dh_key {
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int idx, type;
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mp_int x, y;
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} dh_key;
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extern int dh_test(void);
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extern void dh_sizes(int *low, int *high);
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extern int dh_get_size(dh_key *key);
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extern int dh_make_key(prng_state *prng, int wprng, int keysize, dh_key *key);
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extern void dh_free(dh_key *key);
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extern int dh_export(unsigned char *out, unsigned long *outlen, int type, dh_key *key);
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extern int dh_import(const unsigned char *in, dh_key *key);
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extern int dh_shared_secret(dh_key *private_key, dh_key *public_key,
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unsigned char *out, unsigned long *outlen);
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#ifdef PK_PACKET
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extern int dh_encrypt(const unsigned char *in, unsigned long len,
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unsigned char *out, unsigned long *outlen,
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prng_state *prng, int wprng, int cipher, int hash,
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dh_key *key);
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extern int dh_decrypt(const unsigned char *in, unsigned long len,
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unsigned char *out, unsigned long *outlen,
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dh_key *key);
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extern int dh_sign(const unsigned char *in, unsigned long inlen,
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unsigned char *out, unsigned long *outlen, int hash,
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prng_state *prng, int wprng,
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dh_key *key);
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extern int dh_verify(const unsigned char *sig, const unsigned char *msg,
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unsigned long inlen, int *stat,
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dh_key *key);
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#endif
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extern int dh_encrypt_key(const unsigned char *inkey, unsigned long keylen,
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unsigned char *out, unsigned long *len,
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prng_state *prng, int wprng, int hash,
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dh_key *key);
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extern int dh_decrypt_key(const unsigned char *in, unsigned char *outkey,
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unsigned long *keylen, dh_key *key);
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extern int dh_sign_hash(const unsigned char *in, unsigned long inlen,
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unsigned char *out, unsigned long *outlen,
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prng_state *prng, int wprng, dh_key *key);
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extern int dh_verify_hash(const unsigned char *sig, const unsigned char *hash,
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unsigned long inlen, int *stat,
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dh_key *key);
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#endif
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/* ---- ECC Routines ---- */
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#ifdef MECC
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typedef struct {
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mp_int x, y;
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} ecc_point;
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typedef struct {
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int type, idx;
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ecc_point pubkey;
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mp_int k;
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} ecc_key;
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extern int ecc_test(void);
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extern void ecc_sizes(int *low, int *high);
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extern int ecc_get_size(ecc_key *key);
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extern int ecc_make_key(prng_state *prng, int wprng, int keysize, ecc_key *key);
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extern void ecc_free(ecc_key *key);
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extern int ecc_export(unsigned char *out, unsigned long *outlen, int type, ecc_key *key);
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extern int ecc_import(const unsigned char *in, ecc_key *key);
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extern int ecc_shared_secret(ecc_key *private_key, ecc_key *public_key,
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unsigned char *out, unsigned long *outlen);
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#ifdef PK_PACKET
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extern int ecc_encrypt(const unsigned char *in, unsigned long len,
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unsigned char *out, unsigned long *outlen,
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prng_state *prng, int wprng, int cipher, int hash,
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ecc_key *key);
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extern int ecc_decrypt(const unsigned char *in, unsigned long len,
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unsigned char *out, unsigned long *outlen,
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ecc_key *key);
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extern int ecc_sign(const unsigned char *in, unsigned long inlen,
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unsigned char *out, unsigned long *outlen, int hash,
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prng_state *prng, int wprng,
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ecc_key *key);
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extern int ecc_verify(const unsigned char *sig, const unsigned char *msg,
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unsigned long inlen, int *stat,
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ecc_key *key);
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#endif
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extern int ecc_encrypt_key(const unsigned char *inkey, unsigned long keylen,
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unsigned char *out, unsigned long *len,
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prng_state *prng, int wprng, int hash,
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ecc_key *key);
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extern int ecc_decrypt_key(const unsigned char *in, unsigned char *outkey,
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unsigned long *keylen, ecc_key *key);
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extern int ecc_sign_hash(const unsigned char *in, unsigned long inlen,
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unsigned char *out, unsigned long *outlen,
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prng_state *prng, int wprng, ecc_key *key);
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extern int ecc_verify_hash(const unsigned char *sig, const unsigned char *hash,
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unsigned long inlen, int *stat,
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ecc_key *key);
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#endif
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