Mercurial > dropbear
annotate fuzz.h @ 1369:ddfcadca3c4c fuzz
fuzzer-pubkey
| author | Matt Johnston <matt@ucc.asn.au> |
|---|---|
| date | Tue, 23 May 2017 22:43:34 +0800 |
| parents | 6b89eb92f872 |
| children | d4cc85e6c569 |
| rev | line source |
|---|---|
| 1348 | 1 #ifndef DROPBEAR_FUZZ_H |
| 2 #define DROPBEAR_FUZZ_H | |
| 3 | |
| 1357 | 4 #include "config.h" |
| 5 #ifdef DROPBEAR_FUZZ | |
| 6 | |
| 1348 | 7 #include "includes.h" |
| 8 #include "buffer.h" | |
| 1357 | 9 #include "algo.h" |
| 10 #include "fuzz-wrapfd.h" | |
| 1348 | 11 |
|
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3677a510f545
add wrapfd. improve fuzzer in makefile
Matt Johnston <matt@ucc.asn.au>
parents:
1348
diff
changeset
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12 // once per process |
| 1369 | 13 void common_setup_fuzzer(void); |
| 1348 | 14 void svr_setup_fuzzer(void); |
| 15 | |
|
1356
3677a510f545
add wrapfd. improve fuzzer in makefile
Matt Johnston <matt@ucc.asn.au>
parents:
1348
diff
changeset
|
16 // once per input. returns DROPBEAR_SUCCESS or DROPBEAR_FAILURE |
|
3677a510f545
add wrapfd. improve fuzzer in makefile
Matt Johnston <matt@ucc.asn.au>
parents:
1348
diff
changeset
|
17 int fuzzer_set_input(const uint8_t *Data, size_t Size); |
|
3677a510f545
add wrapfd. improve fuzzer in makefile
Matt Johnston <matt@ucc.asn.au>
parents:
1348
diff
changeset
|
18 |
| 1369 | 19 // fuzzer functions that intrude into general code |
| 1357 | 20 void fuzz_kex_fakealgos(void); |
| 1369 | 21 int fuzz_checkpubkey_line(buffer* line, int line_num, char* filename, |
| 22 const char* algo, unsigned int algolen, | |
| 23 const unsigned char* keyblob, unsigned int keybloblen); | |
| 24 extern const char * const * fuzz_signkey_names; | |
| 25 void fuzz_seed(void); | |
| 1357 | 26 |
| 27 // fake IO wrappers | |
| 28 #ifndef FUZZ_SKIP_WRAP | |
| 29 #define select(nfds, readfds, writefds, exceptfds, timeout) \ | |
| 30 wrapfd_select(nfds, readfds, writefds, exceptfds, timeout) | |
| 31 #define write(fd, buf, count) wrapfd_write(fd, buf, count) | |
| 32 #define read(fd, buf, count) wrapfd_read(fd, buf, count) | |
|
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6b89eb92f872
glaring wrapfd problems fixed
Matt Johnston <matt@ucc.asn.au>
parents:
1357
diff
changeset
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33 #define close(fd) wrapfd_close(fd) |
| 1357 | 34 #endif // FUZZ_SKIP_WRAP |
| 35 | |
| 1348 | 36 struct dropbear_fuzz_options { |
| 37 int fuzzing; | |
| 38 | |
| 39 // to record an unencrypted stream | |
| 40 FILE* recordf; | |
| 41 | |
| 42 // fuzzing input | |
|
1356
3677a510f545
add wrapfd. improve fuzzer in makefile
Matt Johnston <matt@ucc.asn.au>
parents:
1348
diff
changeset
|
43 buffer *input; |
| 1357 | 44 struct dropbear_cipher recv_cipher; |
| 45 struct dropbear_hash recv_mac; | |
| 46 int wrapfds; | |
| 1348 | 47 |
| 48 // dropbear_exit() jumps back | |
| 49 sigjmp_buf jmp; | |
| 50 | |
| 51 uid_t pw_uid; | |
| 52 gid_t pw_gid; | |
| 53 char* pw_name; | |
| 54 char* pw_dir; | |
| 55 char* pw_shell; | |
| 56 char* pw_passwd; | |
| 57 }; | |
| 58 | |
| 59 extern struct dropbear_fuzz_options fuzz; | |
| 60 | |
| 1357 | 61 #endif // DROPBEAR_FUZZ |
| 1348 | 62 |
| 63 #endif /* DROPBEAR_FUZZ_H */ |