Added libtomcrypt

1 files changed, 69 insertions, 0 deletions

diff --git a/libtomcrypt/headers/tomcrypt_pkcs.h b/libtomcrypt/headers/tomcrypt_pkcs.h
new file mode 100644
index 0000000..841583f
--- /dev/null
+++ b/libtomcrypt/headers/tomcrypt_pkcs.h
@@ -0,0 +1,69 @@
+/* LTC_PKCS Header Info */
+
+/* ===> LTC_PKCS #1 -- RSA Cryptography <=== */
+#ifdef LTC_PKCS_1
+
+enum ltc_pkcs_1_v1_5_blocks
+{
+  LTC_LTC_PKCS_1_EMSA   = 1,        /* Block type 1 (LTC_PKCS #1 v1.5 signature padding) */
+  LTC_LTC_PKCS_1_EME    = 2         /* Block type 2 (LTC_PKCS #1 v1.5 encryption padding) */
+};
+
+enum ltc_pkcs_1_paddings
+{
+  LTC_LTC_PKCS_1_V1_5   = 1,        /* LTC_PKCS #1 v1.5 padding (\sa ltc_pkcs_1_v1_5_blocks) */
+  LTC_LTC_PKCS_1_OAEP   = 2,        /* LTC_PKCS #1 v2.0 encryption padding */
+  LTC_LTC_PKCS_1_PSS    = 3         /* LTC_PKCS #1 v2.1 signature padding */
+};
+
+int pkcs_1_mgf1(      int            hash_idx,
+                const unsigned char *seed, unsigned long seedlen,
+                      unsigned char *mask, unsigned long masklen);
+
+int pkcs_1_i2osp(void *n, unsigned long modulus_len, unsigned char *out);
+int pkcs_1_os2ip(void *n, unsigned char *in, unsigned long inlen);
+
+/* *** v1.5 padding */
+int pkcs_1_v1_5_encode(const unsigned char *msg, 
+                             unsigned long  msglen,
+                             int            block_type,
+                             unsigned long  modulus_bitlen,
+                                prng_state *prng, 
+                                       int  prng_idx,
+                             unsigned char *out, 
+                             unsigned long *outlen);
+
+int pkcs_1_v1_5_decode(const unsigned char *msg, 
+                             unsigned long  msglen,
+                                       int  block_type,
+                             unsigned long  modulus_bitlen,
+                             unsigned char *out, 
+                             unsigned long *outlen,
+                                       int *is_valid);
+
+/* *** v2.1 padding */
+int pkcs_1_oaep_encode(const unsigned char *msg,    unsigned long msglen,
+                       const unsigned char *lparam, unsigned long lparamlen,
+                             unsigned long modulus_bitlen, prng_state *prng,
+                             int           prng_idx,         int  hash_idx,
+                             unsigned char *out,    unsigned long *outlen);
+
+int pkcs_1_oaep_decode(const unsigned char *msg,    unsigned long msglen,
+                       const unsigned char *lparam, unsigned long lparamlen,
+                             unsigned long modulus_bitlen, int hash_idx,
+                             unsigned char *out,    unsigned long *outlen,
+                             int           *res);
+
+int pkcs_1_pss_encode(const unsigned char *msghash, unsigned long msghashlen,
+                            unsigned long saltlen,  prng_state   *prng,     
+                            int           prng_idx, int           hash_idx,
+                            unsigned long modulus_bitlen,
+                            unsigned char *out,     unsigned long *outlen);
+
+int pkcs_1_pss_decode(const unsigned char *msghash, unsigned long msghashlen,
+                      const unsigned char *sig,     unsigned long siglen,
+                            unsigned long saltlen,  int           hash_idx,
+                            unsigned long modulus_bitlen, int    *res);
+
+#endif /* LTC_PKCS_1 */
+