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7401b26824
Before: Ten builds, laptop -j5, no ccache: ``` real 0m36.686000-38.956000(38.608+/-0.65)s user 2m32.864000-42.253000(40.7545+/-2.7)s sys 0m16.618000-18.316000(17.8531+/-0.48)s ``` Ten builds, laptop -j5, ccache (warm): ``` real 0m8.212000-8.577000(8.39989+/-0.13)s user 0m12.731000-13.212000(12.9751+/-0.17)s sys 0m3.697000-3.902000(3.83722+/-0.064)s ``` After: Ten builds, laptop -j5, no ccache: 8% faster ``` real 0m33.802000-35.773000(35.468+/-0.54)s user 2m19.073000-27.754000(26.2542+/-2.3)s sys 0m15.784000-17.173000(16.7165+/-0.37)s ``` Ten builds, laptop -j5, ccache (warm): 1% faster ``` real 0m8.200000-8.485000(8.30138+/-0.097)s user 0m12.485000-13.100000(12.7344+/-0.19)s sys 0m3.702000-3.889000(3.78787+/-0.056)s ``` Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
41 lines
1.2 KiB
C
41 lines
1.2 KiB
C
#include "config.h"
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#include <assert.h>
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#include <tests/fuzz/libfuzz.h>
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#include <ccan/mem/mem.h>
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#include <common/hsm_encryption.h>
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void init(int *argc, char ***argv)
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{
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}
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void run(const uint8_t *data, size_t size)
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{
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/* 4294967295 is crypto_pwhash_argon2id_PASSWD_MAX. libfuzzer won't
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* generate inputs that large in practice, but hey. */
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if (size > 32 && size < 4294967295) {
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struct secret *hsm_secret, decrypted_hsm_secret, encryption_key;
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char *passphrase;
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struct encrypted_hsm_secret encrypted_secret;
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/* Take the first 32 bytes as the plaintext hsm_secret seed,
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* and the remaining ones as the passphrase. */
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hsm_secret = (struct secret *)tal_dup_arr(NULL, u8, data, 32, 0);
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passphrase = to_string(NULL, data + 32, size - 32);
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/* A valid seed, a valid passphrase. This should not fail. */
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assert(!hsm_secret_encryption_key(passphrase, &encryption_key));
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/* Roundtrip */
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assert(encrypt_hsm_secret(&encryption_key, hsm_secret,
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&encrypted_secret));
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assert(decrypt_hsm_secret(&encryption_key, &encrypted_secret,
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&decrypted_hsm_secret));
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assert(memeq(hsm_secret->data, sizeof(hsm_secret->data),
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decrypted_hsm_secret.data,
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sizeof(decrypted_hsm_secret.data)));
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tal_free(hsm_secret);
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tal_free(passphrase);
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}
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}
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