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-rw-r--r--libtomcrypt/src/headers/tomcrypt_pk.h381
1 files changed, 381 insertions, 0 deletions
diff --git a/libtomcrypt/src/headers/tomcrypt_pk.h b/libtomcrypt/src/headers/tomcrypt_pk.h
new file mode 100644
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--- /dev/null
+++ b/libtomcrypt/src/headers/tomcrypt_pk.h
@@ -0,0 +1,381 @@
+/* ---- NUMBER THEORY ---- */
+#ifdef MPI
+
+#include "ltc_tommath.h"
+
+/* in/out macros */
+#define OUTPUT_BIGNUM(num, out, y, z) \
+{ \
+ if ((y + 4) > *outlen) { return CRYPT_BUFFER_OVERFLOW; } \
+ z = (unsigned long)mp_unsigned_bin_size(num); \
+ STORE32L(z, out+y); \
+ y += 4; \
+ if ((y + z) > *outlen) { return CRYPT_BUFFER_OVERFLOW; } \
+ if ((err = mp_to_unsigned_bin(num, out+y)) != MP_OKAY) { return mpi_to_ltc_error(err); } \
+ y += z; \
+}
+
+
+#define INPUT_BIGNUM(num, in, x, y, inlen) \
+{ \
+ /* load value */ \
+ if ((y + 4) > inlen) { \
+ err = CRYPT_INVALID_PACKET; \
+ goto error; \
+ } \
+ LOAD32L(x, in+y); \
+ y += 4; \
+ \
+ /* sanity check... */ \
+ if ((x+y) > inlen) { \
+ err = CRYPT_INVALID_PACKET; \
+ goto error; \
+ } \
+ \
+ /* load it */ \
+ if ((err = mp_read_unsigned_bin(num, (unsigned char *)in+y, (int)x)) != MP_OKAY) {\
+ err = mpi_to_ltc_error(err); \
+ goto error; \
+ } \
+ y += x; \
+ if ((err = mp_shrink(num)) != MP_OKAY) { \
+ err = mpi_to_ltc_error(err); \
+ goto error; \
+ } \
+}
+
+ int is_prime(mp_int *, int *);
+ int rand_prime(mp_int *N, long len, prng_state *prng, int wprng);
+
+#else
+ #ifdef MRSA
+ #error RSA requires the big int library
+ #endif
+ #ifdef MECC
+ #error ECC requires the big int library
+ #endif
+ #ifdef MDH
+ #error DH requires the big int library
+ #endif
+ #ifdef MDSA
+ #error DSA requires the big int library
+ #endif
+#endif /* MPI */
+
+
+/* ---- PUBLIC KEY CRYPTO ---- */
+
+#define PK_PRIVATE 0 /* PK private keys */
+#define PK_PUBLIC 1 /* PK public keys */
+
+/* ---- PACKET ---- */
+#ifdef PACKET
+
+void packet_store_header(unsigned char *dst, int section, int subsection);
+int packet_valid_header(unsigned char *src, int section, int subsection);
+
+#endif
+
+
+/* ---- RSA ---- */
+#ifdef MRSA
+
+/* Min and Max RSA key sizes (in bits) */
+#define MIN_RSA_SIZE 1024
+#define MAX_RSA_SIZE 4096
+
+typedef struct Rsa_key {
+ int type;
+ mp_int e, d, N, p, q, qP, dP, dQ;
+} rsa_key;
+
+int rsa_make_key(prng_state *prng, int wprng, int size, long e, rsa_key *key);
+
+int rsa_exptmod(const unsigned char *in, unsigned long inlen,
+ unsigned char *out, unsigned long *outlen, int which,
+ rsa_key *key);
+
+void rsa_free(rsa_key *key);
+
+/* These use PKCS #1 v2.0 padding */
+int rsa_encrypt_key(const unsigned char *in, unsigned long inlen,
+ unsigned char *out, unsigned long *outlen,
+ const unsigned char *lparam, unsigned long lparamlen,
+ prng_state *prng, int prng_idx, int hash_idx, rsa_key *key);
+
+int rsa_decrypt_key(const unsigned char *in, unsigned long inlen,
+ unsigned char *out, unsigned long *outlen,
+ const unsigned char *lparam, unsigned long lparamlen,
+ int hash_idx, int *stat,
+ rsa_key *key);
+
+int rsa_sign_hash(const unsigned char *in, unsigned long inlen,
+ unsigned char *out, unsigned long *outlen,
+ prng_state *prng, int prng_idx,
+ int hash_idx, unsigned long saltlen,
+ rsa_key *key);
+
+int rsa_verify_hash(const unsigned char *sig, unsigned long siglen,
+ const unsigned char *hash, unsigned long hashlen,
+ int hash_idx, unsigned long saltlen,
+ int *stat, rsa_key *key);
+
+/* PKCS #1 import/export */
+int rsa_export(unsigned char *out, unsigned long *outlen, int type, rsa_key *key);
+int rsa_import(const unsigned char *in, unsigned long inlen, rsa_key *key);
+
+#endif
+
+/* ---- DH Routines ---- */
+#ifdef MDH
+
+typedef struct Dh_key {
+ int idx, type;
+ mp_int x, y;
+} dh_key;
+
+int dh_test(void);
+void dh_sizes(int *low, int *high);
+int dh_get_size(dh_key *key);
+
+int dh_make_key(prng_state *prng, int wprng, int keysize, dh_key *key);
+void dh_free(dh_key *key);
+
+int dh_export(unsigned char *out, unsigned long *outlen, int type, dh_key *key);
+int dh_import(const unsigned char *in, unsigned long inlen, dh_key *key);
+
+int dh_shared_secret(dh_key *private_key, dh_key *public_key,
+ unsigned char *out, unsigned long *outlen);
+
+int dh_encrypt_key(const unsigned char *in, unsigned long keylen,
+ unsigned char *out, unsigned long *outlen,
+ prng_state *prng, int wprng, int hash,
+ dh_key *key);
+
+int dh_decrypt_key(const unsigned char *in, unsigned long inlen,
+ unsigned char *out, unsigned long *outlen,
+ dh_key *key);
+
+int dh_sign_hash(const unsigned char *in, unsigned long inlen,
+ unsigned char *out, unsigned long *outlen,
+ prng_state *prng, int wprng, dh_key *key);
+
+int dh_verify_hash(const unsigned char *sig, unsigned long siglen,
+ const unsigned char *hash, unsigned long hashlen,
+ int *stat, dh_key *key);
+
+
+#endif
+
+/* ---- ECC Routines ---- */
+#ifdef MECC
+typedef struct {
+ mp_int x, y, z;
+} ecc_point;
+
+typedef struct {
+ int type, idx;
+ ecc_point pubkey;
+ mp_int k;
+} ecc_key;
+
+int ecc_test(void);
+void ecc_sizes(int *low, int *high);
+int ecc_get_size(ecc_key *key);
+
+int ecc_make_key(prng_state *prng, int wprng, int keysize, ecc_key *key);
+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_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,
+ prng_state *prng, int wprng, 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,
+ prng_state *prng, int wprng, 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);
+
+#endif
+
+#ifdef MDSA
+
+typedef struct {
+ int type, qord;
+ mp_int g, q, p, x, y;
+} dsa_key;
+
+int dsa_make_key(prng_state *prng, int wprng, 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,
+ mp_int *r, mp_int *s,
+ prng_state *prng, int wprng, dsa_key *key);
+
+int dsa_sign_hash(const unsigned char *in, unsigned long inlen,
+ unsigned char *out, unsigned long *outlen,
+ prng_state *prng, int wprng, dsa_key *key);
+
+int dsa_verify_hash_raw( mp_int *r, mp_int *s,
+ const unsigned char *hash, unsigned long hashlen,
+ int *stat, dsa_key *key);
+
+int dsa_verify_hash(const unsigned char *sig, unsigned long siglen,
+ const unsigned char *hash, unsigned long hashlen,
+ int *stat, dsa_key *key);
+
+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);
+
+#endif
+
+#ifdef LTC_DER
+/* DER handling */
+
+enum {
+ LTC_ASN1_EOL,
+ LTC_ASN1_INTEGER,
+ LTC_ASN1_SHORT_INTEGER,
+ LTC_ASN1_BIT_STRING,
+ LTC_ASN1_OCTET_STRING,
+ LTC_ASN1_NULL,
+ LTC_ASN1_OBJECT_IDENTIFIER,
+ LTC_ASN1_IA5_STRING,
+ LTC_ASN1_PRINTABLE_STRING,
+ LTC_ASN1_UTCTIME,
+
+ LTC_ASN1_CHOICE,
+ LTC_ASN1_SEQUENCE
+};
+
+typedef struct {
+ int type;
+ void *data;
+ unsigned long size;
+ int used;
+} ltc_asn1_list;
+
+#define LTC_SET_ASN1(list, index, Type, Data, Size) \
+ do { \
+ int LTC_MACRO_temp = (index); \
+ ltc_asn1_list *LTC_MACRO_list = (list); \
+ LTC_MACRO_list[LTC_MACRO_temp].type = (Type); \
+ LTC_MACRO_list[LTC_MACRO_temp].data = (Data); \
+ LTC_MACRO_list[LTC_MACRO_temp].size = (Size); \
+ LTC_MACRO_list[LTC_MACRO_temp].used = 0; \
+ } while (0);
+
+/* SEQUENCE */
+int der_encode_sequence(ltc_asn1_list *list, unsigned long inlen,
+ unsigned char *out, unsigned long *outlen);
+
+int der_decode_sequence(const unsigned char *in, unsigned long inlen,
+ ltc_asn1_list *list, unsigned long outlen);
+
+int der_length_sequence(ltc_asn1_list *list, unsigned long inlen,
+ unsigned long *outlen);
+
+/* VA list handy helpers */
+int der_encode_sequence_multi(unsigned char *out, unsigned long *outlen, ...);
+int der_decode_sequence_multi(const unsigned char *in, unsigned long inlen, ...);
+
+/* INTEGER */
+int der_encode_integer(mp_int *num, unsigned char *out, unsigned long *outlen);
+int der_decode_integer(const unsigned char *in, unsigned long inlen, mp_int *num);
+int der_length_integer(mp_int *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);
+int der_encode_short_integer(unsigned long num, unsigned char *out, unsigned long *outlen);
+int der_length_short_integer(unsigned long num, unsigned long *outlen);
+
+/* BIT STRING */
+int der_encode_bit_string(const unsigned char *in, unsigned long inlen,
+ unsigned char *out, unsigned long *outlen);
+int der_decode_bit_string(const unsigned char *in, unsigned long inlen,
+ unsigned char *out, unsigned long *outlen);
+int der_length_bit_string(unsigned long nbits, unsigned long *outlen);
+
+/* OCTET STRING */
+int der_encode_octet_string(const unsigned char *in, unsigned long inlen,
+ unsigned char *out, unsigned long *outlen);
+int der_decode_octet_string(const unsigned char *in, unsigned long inlen,
+ unsigned char *out, unsigned long *outlen);
+int der_length_octet_string(unsigned long noctets, unsigned long *outlen);
+
+/* OBJECT IDENTIFIER */
+int der_encode_object_identifier(unsigned long *words, unsigned long nwords,
+ unsigned char *out, unsigned long *outlen);
+int der_decode_object_identifier(const unsigned char *in, unsigned long inlen,
+ unsigned long *words, unsigned long *outlen);
+int der_length_object_identifier(unsigned long *words, unsigned long nwords, unsigned long *outlen);
+unsigned long der_object_identifier_bits(unsigned long x);
+
+/* IA5 STRING */
+int der_encode_ia5_string(const unsigned char *in, unsigned long inlen,
+ unsigned char *out, unsigned long *outlen);
+int der_decode_ia5_string(const unsigned char *in, unsigned long inlen,
+ unsigned char *out, unsigned long *outlen);
+int der_length_ia5_string(const unsigned char *octets, unsigned long noctets, unsigned long *outlen);
+
+int der_ia5_char_encode(int c);
+int der_ia5_value_decode(int v);
+
+/* Printable STRING */
+int der_encode_printable_string(const unsigned char *in, unsigned long inlen,
+ unsigned char *out, unsigned long *outlen);
+int der_decode_printable_string(const unsigned char *in, unsigned long inlen,
+ unsigned char *out, unsigned long *outlen);
+int der_length_printable_string(const unsigned char *octets, unsigned long noctets, unsigned long *outlen);
+
+int der_printable_char_encode(int c);
+int der_printable_value_decode(int v);
+
+/* CHOICE */
+int der_decode_choice(const unsigned char *in, unsigned long *inlen,
+ ltc_asn1_list *list, unsigned long outlen);
+
+/* UTCTime */
+typedef struct {
+ unsigned YY, /* year */
+ MM, /* month */
+ DD, /* day */
+ hh, /* hour */
+ mm, /* minute */
+ ss, /* second */
+ off_dir, /* timezone offset direction 0 == +, 1 == - */
+ off_hh, /* timezone offset hours */
+ off_mm; /* timezone offset minutes */
+} ltc_utctime;
+
+int der_encode_utctime(ltc_utctime *utctime,
+ unsigned char *out, unsigned long *outlen);
+
+int der_decode_utctime(const unsigned char *in, unsigned long *inlen,
+ ltc_utctime *out);
+
+int der_length_utctime(ltc_utctime *utctime, unsigned long *outlen);
+
+
+#endif
+
+/* $Source: /cvs/libtom/libtomcrypt/src/headers/tomcrypt_pk.h,v $ */
+/* $Revision: 1.30 $ */
+/* $Date: 2005/06/19 11:23:03 $ */
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