mirror of https://gerrit.osmocom.org/libosmocore
99 lines
1.9 KiB
C
99 lines
1.9 KiB
C
#include <stdio.h>
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#include <stdlib.h>
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#include <stdint.h>
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#include <string.h>
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#include <osmocom/core/bits.h>
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#include <osmocom/core/utils.h>
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#include <osmocom/gsm/a5.h>
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static const uint8_t key[] = { 0x01, 0x23, 0x45, 0x67, 0x89, 0xab, 0xcd, 0xef };
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static const uint32_t fn = 123456;
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static const uint8_t dl[] = {
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/* A5/0 */
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0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
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0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
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/* A5/1 */
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0xcb, 0xa2, 0x55, 0x76, 0x17, 0x5d, 0x3b, 0x1c,
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0x7b, 0x2f, 0x29, 0xa8, 0xc1, 0xb6, 0x00,
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/* A5/2 */
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0x45, 0x9c, 0x88, 0xc3, 0x82, 0xb7, 0xff, 0xb3,
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0x98, 0xd2, 0xf9, 0x6e, 0x0f, 0x14, 0x80,
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};
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static const uint8_t ul[] = {
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/* A5/0 */
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0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
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0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
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/* A5/1 */
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0xd9, 0x03, 0x5e, 0x0f, 0x2a, 0xec, 0x13, 0x9a,
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0x05, 0xd4, 0xa8, 0x7b, 0xb1, 0x64, 0x80,
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/* A5/2 */
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0xf0, 0x3a, 0xac, 0xde, 0xe3, 0x5b, 0x5e, 0x65,
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0x80, 0xba, 0xab, 0xc0, 0x59, 0x26, 0x40,
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};
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static const char *
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binstr(ubit_t *d, int n)
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{
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static char str[256];
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int i;
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for (i=0; i<n; i++)
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str[i] = d[i] ? '1' : '0';
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str[i] = '\0';
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return str;
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}
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int main(int argc, char **argv)
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{
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ubit_t exp[114];
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ubit_t out[114];
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int n, i;
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for (n=0; n<3; n++) {
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/* "Randomize" */
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for (i=0; i<114; i++)
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out[i] = i & 1;
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/* DL */
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osmo_pbit2ubit(exp, &dl[15*n], 114);
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osmo_a5(n, key, fn, out, NULL);
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printf("A5/%d - DL: %s", n, binstr(out, 114));
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if (!memcmp(exp, out, 114))
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printf(" => OK\n");
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else {
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printf(" => BAD\n");
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printf(" Expected: %s", binstr(out, 114));
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fprintf(stderr, "[!] A5/%d DL failed", n);
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exit(1);
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}
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/* UL */
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osmo_pbit2ubit(exp, &ul[15*n], 114);
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osmo_a5(n, key, fn, NULL, out);
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printf("A5/%d - UL: %s", n, binstr(out, 114));
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if (!memcmp(exp, out, 114))
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printf(" => OK\n");
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else {
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printf(" => BAD\n");
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printf(" Expected: %s", binstr(out, 114));
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fprintf(stderr, "[!] A5/%d UL failed", n);
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exit(1);
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}
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}
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return 0;
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}
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