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/optee_os-3.20.0/core/lib/libtomcrypt/src/ciphers/
A Didea.c72 ushort16 *e_key = skey->idea.ek; in s_setup_key() local
77 LOAD16(e_key[i], key + 2 * i); in s_setup_key()
81 e_key[i] = LOW16((e_key[j+(i+1)%8] << 9) | (e_key[j+(i+2)%8] >> 7)); in s_setup_key()
86 d_key[i*6+0] = s_mul_inv(e_key[(LTC_IDEA_ROUNDS-i)*6+0]); in s_setup_key()
89 d_key[i*6+3] = s_mul_inv(e_key[(LTC_IDEA_ROUNDS-i)*6+3]); in s_setup_key()
90 d_key[i*6+4] = e_key[(LTC_IDEA_ROUNDS-1-i)*6+4]; in s_setup_key()
91 d_key[i*6+5] = e_key[(LTC_IDEA_ROUNDS-1-i)*6+5]; in s_setup_key()
93 d_key[i*6+0] = s_mul_inv(e_key[(LTC_IDEA_ROUNDS-i)*6+0]); in s_setup_key()
94 d_key[i*6+1] = s_add_inv(e_key[(LTC_IDEA_ROUNDS-i)*6+1]); in s_setup_key()
95 d_key[i*6+2] = s_add_inv(e_key[(LTC_IDEA_ROUNDS-i)*6+2]); in s_setup_key()
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