n2n/include/header_encryption.h
2020-06-29 19:20:40 +05:45

31 lines
1.2 KiB
C

/**
* (C) 2007-20 - ntop.org and contributors
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not see see <http://www.gnu.org/licenses/>
*
*/
uint32_t packet_header_decrypt (uint8_t packet[], uint16_t packet_len,
char * community_name, he_context_t * ctx,
he_context_t * ctx_iv, uint16_t * checksum);
int32_t packet_header_encrypt (uint8_t packet[], uint8_t header_len, he_context_t * ctx,
he_context_t * ctx_iv, uint16_t checksum);
void packet_header_setup_key (const char * community_name, he_context_t ** ctx,
he_context_t ** ctx_iv);