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/*
american fuzzy lop++ - common routines header
---------------------------------------------
Originally written by Michal Zalewski
Now maintained by Marc Heuse <mh@mh-sec.de>,
Heiko Eißfeldt <heiko.eissfeldt@hexco.de>,
Andrea Fioraldi <andreafioraldi@gmail.com>,
Dominik Maier <mail@dmnk.co>
Copyright 2016, 2017 Google Inc. All rights reserved.
Copyright 2019-2022 AFLplusplus Project. All rights reserved.
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at:
https://www.apache.org/licenses/LICENSE-2.0
Gather some functions common to multiple executables
- detect_file_args
*/
#ifndef __AFLCOMMON_H
#define __AFLCOMMON_H
#include <stdio.h>
#include <string.h>
#include <unistd.h>
#include <sys/time.h>
#include <stdbool.h>
#include "types.h"
/* STRINGIFY_VAL_SIZE_MAX will fit all stringify_ strings. */
#define STRINGIFY_VAL_SIZE_MAX (16)
u32 check_binary_signatures(u8 *fn);
void detect_file_args(char **argv, u8 *prog_in, bool *use_stdin);
void print_suggested_envs(char *mispelled_env);
void check_environment_vars(char **env);
char **argv_cpy_dup(int argc, char **argv);
void argv_cpy_free(char **argv);
char **get_cs_argv(u8 *own_loc, u8 **target_path_p, int argc, char **argv);
char **get_qemu_argv(u8 *own_loc, u8 **target_path_p, int argc, char **argv);
char **get_wine_argv(u8 *own_loc, u8 **target_path_p, int argc, char **argv);
char * get_afl_env(char *env);
/* Extract env vars from input string and set them using setenv()
For use with AFL_TARGET_ENV, ... */
bool extract_and_set_env(u8 *env_str);
extern u8 be_quiet;
extern u8 *doc_path; /* path to documentation dir */
/* Find binary, used by analyze, showmap, tmin
@returns the path, allocating the string */
u8 *find_binary(u8 *fname);
/* find an afl binary */
u8 *find_afl_binary(u8 *own_loc, u8 *fname);
/* Parses the kill signal environment variable, FATALs on error.
If the env is not set, sets the env to default_signal for the signal handlers
and returns the default_signal. */
int parse_afl_kill_signal_env(u8 *afl_kill_signal_env, int default_signal);
/* Read a bitmap from file fname to memory
This is for the -B option again. */
void read_bitmap(u8 *fname, u8 *map, size_t len);
/* Get unix time in milliseconds */
u64 get_cur_time(void);
/* Get unix time in microseconds */
u64 get_cur_time_us(void);
/* Describe integer. The buf should be
at least 6 bytes to fit all ints we randomly see.
Will return buf for convenience. */
u8 *stringify_int(u8 *buf, size_t len, u64 val);
/* Describe float. Similar as int. */
u8 *stringify_float(u8 *buf, size_t len, double val);
/* Describe integer as memory size. */
u8 *stringify_mem_size(u8 *buf, size_t len, u64 val);
/* Describe time delta as string.
Returns a pointer to buf for convenience. */
u8 *stringify_time_diff(u8 *buf, size_t len, u64 cur_ms, u64 event_ms);
/* Unsafe Describe integer. The buf sizes are not checked.
This is unsafe but fast.
Will return buf for convenience. */
u8 *u_stringify_int(u8 *buf, u64 val);
/* Unsafe describe float. Similar as unsafe int. */
u8 *u_stringify_float(u8 *buf, double val);
/* Unsafe describe integer as memory size. */
u8 *u_stringify_mem_size(u8 *buf, u64 val);
/* Unsafe describe time delta as string.
Returns a pointer to buf for convenience. */
u8 *u_stringify_time_diff(u8 *buf, u64 cur_ms, u64 event_ms);
/* Reads the map size from ENV */
u32 get_map_size(void);
/* create a stream file */
FILE *create_ffile(u8 *fn);
/* create a file */
s32 create_file(u8 *fn);
#endif
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