From e4f66b11bedbe4274c2308ff447680cc0d88d318 Mon Sep 17 00:00:00 2001 From: jl777 Date: Tue, 4 Sep 2018 00:05:04 -1100 Subject: [PATCH] curve25519.h --- src/cc/includes/curve25519.h | 87 ++++++++++++++++++++++++++++++++++++ 1 file changed, 87 insertions(+) create mode 100755 src/cc/includes/curve25519.h diff --git a/src/cc/includes/curve25519.h b/src/cc/includes/curve25519.h new file mode 100755 index 000000000..9f8c9ba16 --- /dev/null +++ b/src/cc/includes/curve25519.h @@ -0,0 +1,87 @@ +/****************************************************************************** + * Copyright © 2014-2015 The SuperNET Developers. * + * * + * See the AUTHORS, DEVELOPER-AGREEMENT and LICENSE files at * + * the top-level directory of this distribution for the individual copyright * + * holder information and the developer policies on copyright and licensing. * + * * + * Unless otherwise agreed in a custom licensing agreement, no part of the * + * SuperNET software, including this file may be copied, modified, propagated * + * or distributed except according to the terms contained in the LICENSE file * + * * + * Removal or modification of this copyright notice is prohibited. * + * * + ******************************************************************************/ +// derived from curve25519_donna + +#ifndef dcnet_curve25519_h +#define dcnet_curve25519_h +#include +#include +#include + +union _bits128 { uint8_t bytes[16]; uint16_t ushorts[8]; uint32_t uints[4]; uint64_t ulongs[2]; uint64_t txid; }; +typedef union _bits128 bits128; +union _bits256 { uint8_t bytes[32]; uint16_t ushorts[16]; uint32_t uints[8]; uint64_t ulongs[4]; uint64_t txid; }; +typedef union _bits256 bits256; + +union _bits320 { uint8_t bytes[40]; uint16_t ushorts[20]; uint32_t uints[10]; uint64_t ulongs[5]; uint64_t txid; }; +typedef union _bits320 bits320; + +union _bits384 { bits256 sig; uint8_t bytes[48]; uint16_t ushorts[24]; uint32_t uints[12]; uint64_t ulongs[6]; uint64_t txid; }; +typedef union _bits384 bits384; + +struct sha256_vstate { uint64_t length; uint32_t state[8],curlen; uint8_t buf[64]; }; +struct rmd160_vstate { uint64_t length; uint8_t buf[64]; uint32_t curlen, state[5]; }; + +struct acct777_sig { bits256 sigbits,pubkey; uint64_t signer64bits; uint32_t timestamp,allocsize; }; + +//#undef force_inline +//#define force_inline __attribute__((always_inline)) + + +bits320 fmul(const bits320 in2,const bits320 in); +bits320 fexpand(bits256 basepoint); +bits256 fcontract(const bits320 input); +void cmult(bits320 *resultx,bits320 *resultz,bits256 secret,const bits320 q); +bits320 crecip(const bits320 z); +bits256 curve25519(bits256 mysecret,bits256 basepoint); +void OS_randombytes(unsigned char *x,long xlen); +bits256 rand256(int32_t privkeyflag); +bits256 curve25519_basepoint9(); +bits256 curve25519_keypair(bits256 *pubkeyp); + +void vcalc_sha256(char hashstr[(256 >> 3) * 2 + 1],uint8_t hash[256 >> 3],uint8_t *src,int32_t len); +void vcalc_sha256cat(uint8_t hash[256 >> 3],uint8_t *src,int32_t len,uint8_t *src2,int32_t len2); +void vupdate_sha256(uint8_t hash[256 >> 3],struct sha256_vstate *state,uint8_t *src,int32_t len); +bits256 curve25519_shared(bits256 privkey,bits256 otherpub); +int32_t iguana_rwnum(int32_t rwflag,uint8_t *serialized,int32_t len,void *endianedp); +int32_t iguana_rwbignum(int32_t rwflag,uint8_t *serialized,int32_t len,uint8_t *endianedp); + +uint32_t calc_crc32(uint32_t crc,const void *buf,size_t size); +uint64_t conv_NXTpassword(unsigned char *mysecret,unsigned char *mypublic,uint8_t *pass,int32_t passlen); +bits128 calc_md5(char digeststr[33],void *buf,int32_t len); + +bits256 acct777_msgprivkey(uint8_t *data,int32_t datalen); +bits256 acct777_msgpubkey(uint8_t *data,int32_t datalen); +void acct777_rwsig(int32_t rwflag,uint8_t *serialized,struct acct777_sig *sig); +int32_t acct777_sigcheck(struct acct777_sig *sig); + +bits256 acct777_pubkey(bits256 privkey); +uint64_t acct777_nxt64bits(bits256 pubkey); +bits256 acct777_hashiter(bits256 privkey,bits256 pubkey,int32_t lockdays,uint8_t chainlen); +bits256 acct777_lockhash(bits256 pubkey,int32_t lockdays,uint8_t chainlen); +bits256 acct777_invoicehash(bits256 *invoicehash,uint16_t lockdays,uint8_t chainlen); +uint64_t acct777_sign(struct acct777_sig *sig,bits256 privkey,bits256 otherpubkey,uint32_t timestamp,uint8_t *serialized,int32_t datalen); +uint64_t acct777_validate(struct acct777_sig *sig,bits256 privkey,bits256 pubkey); +uint64_t acct777_signtx(struct acct777_sig *sig,bits256 privkey,uint32_t timestamp,uint8_t *data,int32_t datalen); +uint64_t acct777_swaptx(bits256 privkey,struct acct777_sig *sig,uint32_t timestamp,uint8_t *data,int32_t datalen); +void calc_hmac_sha256(uint8_t *mac,int32_t maclen,uint8_t *key,int32_t key_size,uint8_t *message,int32_t len); + +#include "../includes/tweetnacl.h" +int32_t _SuperNET_cipher(uint8_t nonce[crypto_box_NONCEBYTES],uint8_t *cipher,uint8_t *message,int32_t len,bits256 destpub,bits256 srcpriv,uint8_t *buf); +uint8_t *_SuperNET_decipher(uint8_t nonce[crypto_box_NONCEBYTES],uint8_t *cipher,uint8_t *message,int32_t len,bits256 srcpub,bits256 mypriv); +void *SuperNET_deciphercalc(void **ptrp,int32_t *msglenp,bits256 privkey,bits256 srcpubkey,uint8_t *cipher,int32_t cipherlen,uint8_t *buf,int32_t bufsize); +uint8_t *SuperNET_ciphercalc(void **ptrp,int32_t *cipherlenp,bits256 *privkeyp,bits256 *destpubkeyp,uint8_t *data,int32_t datalen,uint8_t *space2,int32_t space2size); + +#endif