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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 15:24:08 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 15:24:08 +0000 |
commit | f449f278dd3c70e479a035f50a9bb817a9b433ba (patch) | |
tree | 8ca2bfb785dda9bb4d573acdf9b42aea9cd51383 /src/libknot/rrtype/nsec3.h | |
parent | Initial commit. (diff) | |
download | knot-upstream.tar.xz knot-upstream.zip |
Adding upstream version 3.2.6.upstream/3.2.6upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'src/libknot/rrtype/nsec3.h')
-rw-r--r-- | src/libknot/rrtype/nsec3.h | 98 |
1 files changed, 98 insertions, 0 deletions
diff --git a/src/libknot/rrtype/nsec3.h b/src/libknot/rrtype/nsec3.h new file mode 100644 index 0000000..5bb94bd --- /dev/null +++ b/src/libknot/rrtype/nsec3.h @@ -0,0 +1,98 @@ +/* Copyright (C) 2018 CZ.NIC, z.s.p.o. <knot-dns@labs.nic.cz> + + 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 <https://www.gnu.org/licenses/>. + */ + +/*! + * \file + * + * \addtogroup rrtype + * @{ + */ + +#pragma once + +#include "libknot/rdata.h" +#include "libknot/wire.h" + +/*! + * \brief NSEC3 rdata constants. + */ +#define KNOT_NSEC3_ALGORITHM_SHA1 1 +#define KNOT_NSEC3_FLAG_OPT_OUT 1 + +static inline +uint8_t knot_nsec3_alg(const knot_rdata_t *rdata) +{ + assert(rdata); + return *(rdata->data); +} + +static inline +uint8_t knot_nsec3_flags(const knot_rdata_t *rdata) +{ + assert(rdata); + return *(rdata->data + 1); +} + +static inline +uint16_t knot_nsec3_iters(const knot_rdata_t *rdata) +{ + assert(rdata); + return knot_wire_read_u16(rdata->data + 2); +} + +static inline +uint8_t knot_nsec3_salt_len(const knot_rdata_t *rdata) +{ + assert(rdata); + return *(rdata->data + 4); +} + +static inline +const uint8_t *knot_nsec3_salt(const knot_rdata_t *rdata) +{ + assert(rdata); + return rdata->data + 5; +} + +static inline +uint8_t knot_nsec3_next_len(const knot_rdata_t *rdata) +{ + assert(rdata); + return *(rdata->data + 5 + knot_nsec3_salt_len(rdata)); +} + +static inline +const uint8_t *knot_nsec3_next(const knot_rdata_t *rdata) +{ + assert(rdata); + return rdata->data + 6 + knot_nsec3_salt_len(rdata); +} + +static inline +uint16_t knot_nsec3_bitmap_len(const knot_rdata_t *rdata) +{ + assert(rdata); + return rdata->len - 6 - knot_nsec3_salt_len(rdata) - knot_nsec3_next_len(rdata); +} + +static inline +const uint8_t *knot_nsec3_bitmap(const knot_rdata_t *rdata) +{ + assert(rdata); + return rdata->data + 6 + knot_nsec3_salt_len(rdata) + knot_nsec3_next_len(rdata); +} + +/*! @} */ |