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/*
american fuzzy lop++ - shared memory related header
---------------------------------------------------
Originally written by Michal Zalewski
Forkserver design by Jann Horn <jannhorn@googlemail.com>
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 2019-2023 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
Shared code to handle the shared memory. This is used by the fuzzer
as well the other components like afl-tmin, afl-showmap, etc...
*/
#ifndef __AFL_SHAREDMEM_H
#define __AFL_SHAREDMEM_H
#include "types.h"
typedef struct sharedmem {
// extern unsigned char *trace_bits;
#ifdef USEMMAP
/* ================ Proteas ================ */
int g_shm_fd;
char g_shm_file_path[L_tmpnam];
int cmplog_g_shm_fd;
char cmplog_g_shm_file_path[L_tmpnam];
/* ========================================= */
#else
s32 shm_id; /* ID of the SHM region */
s32 cmplog_shm_id;
#endif
u8 *map; /* shared memory region */
size_t map_size; /* actual allocated size */
int cmplog_mode;
int shmemfuzz_mode;
struct cmp_map *cmp_map;
} sharedmem_t;
u8 *afl_shm_init(sharedmem_t *, size_t, unsigned char non_instrumented_mode);
void afl_shm_deinit(sharedmem_t *);
#endif
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