Mercurial > dropbear
view fuzzer-pubkey.c @ 1685:b9a466b43de0
Get rid of unused "none" cipher option
author | Matt Johnston <matt@ucc.asn.au> |
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date | Tue, 26 May 2020 20:05:31 +0800 |
parents | ba6fc7afe1c5 |
children |
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#include "fuzz.h" #include "session.h" #include "fuzz-wrapfd.h" #include "debug.h" static void setup_fuzzer(void) { fuzz_common_setup(); } int LLVMFuzzerTestOneInput(const uint8_t *Data, size_t Size) { static int once = 0; if (!once) { setup_fuzzer(); once = 1; } if (fuzz_set_input(Data, Size) == DROPBEAR_FAILURE) { return 0; } m_malloc_set_epoch(1); if (setjmp(fuzz.jmp) == 0) { buffer *line = buf_getstringbuf(fuzz.input); buffer *keyblob = buf_getstringbuf(fuzz.input); unsigned int algolen; char* algoname = buf_getstring(keyblob, &algolen); if (signature_type_from_name(algoname, algolen) == DROPBEAR_SIGNKEY_NONE) { dropbear_exit("fuzzer imagined a bogus algorithm"); } int ret = fuzz_checkpubkey_line(line, 5, "/home/me/authorized_keys", algoname, algolen, keyblob->data, keyblob->len); if (ret == DROPBEAR_SUCCESS) { /* fuzz_checkpubkey_line() should have cleaned up for failure */ svr_pubkey_options_cleanup(); } buf_free(line); buf_free(keyblob); m_free(algoname); m_malloc_free_epoch(1, 0); } else { m_malloc_free_epoch(1, 1); TRACE(("dropbear_exit longjmped")) /* dropbear_exit jumped here */ } return 0; }