view fuzz.h @ 1357:08f4fa4dc6a0 fuzz

closer to working
author Matt Johnston <>
date Sat, 20 May 2017 13:23:16 +0800
parents 3677a510f545
children 6b89eb92f872
line wrap: on
line source

#include "config.h"

#include "includes.h"
#include "buffer.h"
#include "algo.h"
#include "fuzz-wrapfd.h"

// once per process
void svr_setup_fuzzer(void);

// once per input. returns DROPBEAR_SUCCESS or DROPBEAR_FAILURE
int fuzzer_set_input(const uint8_t *Data, size_t Size);

void fuzz_kex_fakealgos(void);

// fake IO wrappers
#define select(nfds, readfds, writefds, exceptfds, timeout) \
        wrapfd_select(nfds, readfds, writefds, exceptfds, timeout)
#define write(fd, buf, count) wrapfd_write(fd, buf, count)
#define read(fd, buf, count) wrapfd_read(fd, buf, count)
#endif // FUZZ_SKIP_WRAP

struct dropbear_fuzz_options {
    int fuzzing;

    // to record an unencrypted stream
    FILE* recordf;

    // fuzzing input
    buffer *input;
    struct dropbear_cipher recv_cipher;
    struct dropbear_hash recv_mac;
    int wrapfds;

    // dropbear_exit() jumps back
    sigjmp_buf jmp;

    uid_t pw_uid;
    gid_t pw_gid;
    char* pw_name;
    char* pw_dir;
    char* pw_shell;
    char* pw_passwd;

extern struct dropbear_fuzz_options fuzz;


#endif /* DROPBEAR_FUZZ_H */