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#ifndef _GRAMFUZZ_H
#define _GRAMFUZZ_H
#include <json-c/json.h>
#include <unistd.h>
#include "hashmap.h"
#include "uthash.h"
#include "utarray.h"
#define INIT_INPUTS 100 // No. of initial inputs to be generated
// Set this as `numstates` + 1 where `numstates` is retrieved from gen automata
// json #define STATES 63
#define INIT_SIZE 100 // Initial size of the dynamic array holding the input
#define SPLICE_CORPUS 10000
#define RECUR_THRESHOLD 6
#define SIZE_THRESHOLD 2048
#define FLUSH_INTERVAL \
3600 // Inputs that gave new coverage will be dumped every FLUSH_INTERVAL
// seconds
afl_state_t *global_afl;
typedef struct trigger {
char * id;
int dest;
char * term;
size_t term_len;
} trigger;
typedef struct state {
int state_name; // Integer State name
int trigger_len; // Number of triggers associated with this state
trigger *ptr; // Pointer to beginning of the list of triggers
} state;
typedef struct terminal {
int state;
int trigger_idx;
size_t symbol_len;
char * symbol;
} terminal;
typedef struct buckethash {
int freq;
} buckethash;
int init_state;
int curr_state;
int final_state;
int numstates;
/*****************
/ DYNAMIC ARRAY FOR WALKS
*****************/
typedef struct {
size_t used;
size_t size;
size_t inputlen;
terminal *start;
} Array;
/*****************
/ DYNAMIC ARRAY FOR STATEMAPS/RECURSION MAPS
*****************/
typedef struct {
int * array;
size_t used;
size_t size;
} IdxMap;
typedef struct {
UT_array *nums;
} IdxMap_new;
typedef struct {
IdxMap_new *idxmap;
UT_array ** recurIdx;
} Get_Dupes_Ret;
/* Candidate Struct */
typedef struct {
Array * walk;
IdxMap_new *statemap;
} Candidate;
/* Splice Mutation helpers*/
typedef struct {
Candidate *splice_cand;
int idx;
} SpliceCand;
typedef struct {
SpliceCand *start;
size_t used;
size_t size;
} SpliceCandArray;
// Initialize dynamic array for potential splice points
SpliceCand potential[SPLICE_CORPUS];
typedef struct {
int orig_idx;
int splice_idx;
} intpair_t;
// Initialize dynamic array for potential splice points
// SpliceCand potential[SPLICE_CORPUS];
// IdxMap_new* rcuridx[STATES];
/* Prototypes*/
Array * slice(Array *, int);
state * create_pda(u8 *);
Array * gen_input(state *, Array *);
Array * gen_input_count(state *, Array *, int *);
int updatebucket(map_t, int);
void itoa(int, char *, int);
void strrreverse(char *, char *);
void dbg_hashmap(map_t);
void print_repr(Array *, char *);
int isSatisfied(map_t);
char * get_state(char *);
Candidate *gen_candidate(Array *);
Array *spliceGF(Array *, Array *, int);
Array *performSpliceOne(Array *, IdxMap_new *, Array *);
/* Mutation Methods*/
Array * performRandomMutation(state *, Array *);
Array * performRandomMutationCount(state *, Array *, int *);
Array * performSpliceMutationBench(state *, Array *, Candidate **);
UT_array **get_dupes(Array *, int *);
Array * doMult(Array *, UT_array **, int);
Array * doMultBench(Array *, UT_array **, int);
/* Benchmarks*/
void SpaceBenchmark(char *);
void GenInputBenchmark(char *, char *);
void RandomMutationBenchmark(char *, char *);
void MutationAggrBenchmark(char *, char *);
void SpliceMutationBenchmark(char *, char *);
void SpliceMutationBenchmarkOne(char *, char *);
void RandomRecursiveBenchmark(char *, char *);
/* Testers */
void SanityCheck(char *);
/*Helpers*/
void initArray(Array *, size_t);
void insertArray(Array *, int, char *, size_t, int);
void freeArray(Array *);
void initArrayIdx(IdxMap *, size_t);
void insertArrayIdx(IdxMap *, int);
void freeArrayIdx(IdxMap *);
void initArraySplice(SpliceCandArray *, size_t);
void insertArraySplice(SpliceCandArray *, Candidate *, int);
void freeArraySplice(IdxMap *);
void getTwoIndices(UT_array *, int, int *, int *);
void swap(int *, int *);
Array *slice_inverse(Array *, int);
void concatPrefixFeature(Array *, Array *);
void concatPrefixFeatureBench(Array *, Array *);
Array *carve(Array *, int, int);
int fact(int);
void add_to_corpus(struct json_object *, Array *);
struct json_object *term_to_json(terminal *);
/* Gramatron specific prototypes */
u8 * unparse_walk(Array *);
Array *performSpliceGF(state *, Array *, afl_state_t *);
void dump_input(u8 *, char *, int *);
void write_input(Array *, u8 *);
Array *read_input(state *, u8 *);
state *pda;
// // AFL-specific struct
// typedef uint8_t u8;
// typedef uint16_t u16;
// typedef uint32_t u32;
// #ifdef __x86_64__
// typedef unsigned long long u64;
// #else
// typedef uint64_t u64;
// #endif /* ^__x86_64__ */
//
// struct queue_entry {
// Array* walk; /* Pointer to the automaton walk*/
// u32 walk_len; /* Number of tokens in the input*/
// Candidate* cand; /* Preprocessed info about the
// candidate to allow for faster mutations*/
//
// u8* fname; /* File name for the test case */
// u32 len; /* Input length */
// UT_array** recur_idx; /* Keeps track of recursive feature
// indices*/
//
// u32 recur_len; /* The number of recursive features*/
//
// u8 cal_failed, /* Calibration failed? */
// trim_done, /* Trimmed? */
// was_fuzzed, /* Had any fuzzing done yet? */
// passed_det, /* Deterministic stages passed? */
// has_new_cov, /* Triggers new coverage? */
// var_behavior, /* Variable behavior? */
// favored, /* Currently favored? */
// fs_redundant; /* Marked as redundant in the fs? */
//
// u32 bitmap_size, /* Number of bits set in bitmap */
// exec_cksum; /* Checksum of the execution trace */
//
// u64 exec_us, /* Execution time (us) */
// handicap, /* Number of queue cycles behind */
// depth; /* Path depth */
//
// u8* trace_mini; /* Trace bytes, if kept */
// u32 tc_ref; /* Trace bytes ref count */
//
// struct queue_entry *next, /* Next element, if any */
// *next_100; /* 100 elements ahead */
//
// };
#endif
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