37 lines
652 B
C
37 lines
652 B
C
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#include <stdint.h>
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#include <osmocom/crypt/gprs_cipher.h>
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#include "kasumi.h"
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#include "a53f.h"
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static int gea3_run(uint8_t *out, uint16_t len, uint8_t *kc, uint32_t iv,
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enum gprs_cipher_direction direction)
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{
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uint8_t dir;
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if (direction == GPRS_CIPH_MS2SGSN)
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dir = 0;
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else
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dir = 1;
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GEA3(kc, 64, iv, dir, out, len);
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return 0;
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}
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static struct gprs_cipher_impl gea3_impl = {
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.algo = GPRS_ALGO_GEA3,
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.name = "3GPP Reference implementation of GEA3",
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.priority = 1000,
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.run = &gea3_run,
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};
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static void __attribute__((constructor)) osmo_crypt_a5_init(void)
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{
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gprs_cipher_register(&gea3_impl);
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/* FIXME: A5/3 registration */
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}
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