| /*! \file kasumi.h |
| * KASUMI header. |
| * |
| * See kasumi.c for details |
| * The parameters are described in TS 135 202. |
| */ |
| |
| #pragma once |
| |
| #include <stdint.h> |
| |
| /*! Single iteration of KASUMI cipher |
| * \param[in] P Block, 64 bits to be processed in this round |
| * \param[in] KLi1 Expanded subkeys |
| * \param[in] KLi2 Expanded subkeys |
| * \param[in] KOi1 Expanded subkeys |
| * \param[in] KOi2 Expanded subkeys |
| * \param[in] KOi3 Expanded subkeys |
| * \param[in] KIi1 Expanded subkeys |
| * \param[in] KIi2 Expanded subkeys |
| * \param[in] KIi3 Expanded subkeys |
| * \returns processed block of 64 bits |
| */ |
| uint64_t _kasumi(uint64_t P, const uint16_t *KLi1, const uint16_t *KLi2, const uint16_t *KOi1, const uint16_t *KOi2, const uint16_t *KOi3, const uint16_t *KIi1, const uint16_t *KIi2, const uint16_t *KIi3); |
| |
| /*! Implementation of the KGCORE algorithm (used by A5/3, A5/4, GEA3, GEA4 and ECSD) |
| * \param[in] CA |
| * \param[in] cb |
| * \param[in] cc |
| * \param[in] cd |
| * \param[in] ck 8-bytes long key |
| * \param[out] co cl-dependent |
| * \param[in] cl |
| */ |
| void _kasumi_kgcore(uint8_t CA, uint8_t cb, uint32_t cc, uint8_t cd, const uint8_t *ck, uint8_t *co, uint16_t cl); |
| |
| /*! Expand key into set of subkeys - see TS 135 202 for details |
| * \param[in] key (128 bits) as array of bytes |
| * \param[out] KLi1 Expanded subkeys |
| * \param[out] KLi2 Expanded subkeys |
| * \param[out] KOi1 Expanded subkeys |
| * \param[out] KOi2 Expanded subkeys |
| * \param[out] KOi3 Expanded subkeys |
| * \param[out] KIi1 Expanded subkeys |
| * \param[out] KIi2 Expanded subkeys |
| * \param[out] KIi3 Expanded subkeys |
| */ |
| void _kasumi_key_expand(const uint8_t *key, uint16_t *KLi1, uint16_t *KLi2, uint16_t *KOi1, uint16_t *KOi2, uint16_t *KOi3, uint16_t *KIi1, uint16_t *KIi2, uint16_t *KIi3); |