| 1 | |
| 2 | |
| 3 |
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| 4 | #include <stdio.h>
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| 5 | #include <stdlib.h>
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| 6 | #include <sys/auxv.h>
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| 7 |
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| 8 | #include "helper.h"
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| 9 |
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| 10 | int main(void)
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| 11 | {
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| 12 | struct signatures signed_vals;
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| 13 | unsigned long hwcaps;
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| 14 | size_t val;
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| 15 |
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| 16 | size_t size = fread(&val, sizeof(size_t), 1, stdin);
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| 17 |
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| 18 | if (size != 1) {
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| 19 | fprintf(stderr, "Could not read input from stdin\n");
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| 20 | return EXIT_FAILURE;
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| 21 | }
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| 22 |
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| 23 | |
| 24 | * should have checked this and keep worker simple
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| 25 |
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| 26 | hwcaps = getauxval(AT_HWCAP);
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| 27 |
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| 28 | if (hwcaps & HWCAP_PACA) {
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| 29 | signed_vals.keyia = keyia_sign(val);
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| 30 | signed_vals.keyib = keyib_sign(val);
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| 31 | signed_vals.keyda = keyda_sign(val);
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| 32 | signed_vals.keydb = keydb_sign(val);
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| 33 | }
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| 34 | signed_vals.keyg = (hwcaps & HWCAP_PACG) ? keyg_sign(val) : 0;
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| 35 |
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| 36 | fwrite(&signed_vals, sizeof(struct signatures), 1, stdout);
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| 37 |
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| 38 | return 0;
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| 39 | }
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