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37 lines
1.6 KiB
C
37 lines
1.6 KiB
C
/**
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* (C) 2007-22 - ntop.org and contributors
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not see see <http://www.gnu.org/licenses/>
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*
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*/
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#include "n2n_typedefs.h"
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int packet_header_decrypt (uint8_t packet[], uint16_t packet_len,
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char *community_name,
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he_context_t *ctx, he_context_t *ctx_iv,
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uint64_t *stamp);
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int packet_header_encrypt (uint8_t packet[], uint16_t header_len, uint16_t packet_len,
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he_context_t *ctx, he_context_t *ctx_iv,
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uint64_t stamp);
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void packet_header_setup_key (const char *community_name,
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he_context_t **ctx_static, he_context_t **ctx_dynamic,
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he_context_t **ctx_iv_static, he_context_t **ctx_iv_dynamic);
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void packet_header_change_dynamic_key (uint8_t *key_dynamic,
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he_context_t **ctx_dynamic,
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he_context_t **ctx_iv_dynamic);
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