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little more speed for queue analysis

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This commit is contained in:
van Hauser
2020-04-17 14:08:40 +02:00
parent ef1d384184
commit 6ee11c2a6f
5 changed files with 10 additions and 8 deletions
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4
README.md
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@ -4,9 +4,9 @@
![Travis State](https://api.travis-ci.com/AFLplusplus/AFLplusplus.svg?branch=master) ![Travis State](https://api.travis-ci.com/AFLplusplus/AFLplusplus.svg?branch=master)
Release Version: [2.63c](https://github.com/AFLplusplus/AFLplusplus/releases) Release Version: [2.64c](https://github.com/AFLplusplus/AFLplusplus/releases)
Github Version: 2.63d Github Version: 2.64d
includes all necessary/interesting changes from Google's afl 2.56b includes all necessary/interesting changes from Google's afl 2.56b

5
include/afl-fuzz.h
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@ -608,9 +608,10 @@ typedef struct afl_state {
u8 * ex_buf; u8 * ex_buf;
size_t ex_size; size_t ex_size;
/* this is a fixed buffer of size map_size that can be used by any function if they do not call another function */
u8 * map_tmp_buf; u8 * map_tmp_buf;
size_t map_tmp_size; size_t map_tmp_len;
} afl_state_t; } afl_state_t;
/* A global pointer to all instances is needed (for now) for signals to arrive /* A global pointer to all instances is needed (for now) for signals to arrive

2
include/config.h
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@ -28,7 +28,7 @@
/* Version string: */ /* Version string: */
// c = release, d = volatile github dev, e = experimental branch // c = release, d = volatile github dev, e = experimental branch
#define VERSION "++2.63d" #define VERSION "++2.64c"
/****************************************************** /******************************************************
* * * *

4
src/afl-fuzz-queue.c
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@ -271,12 +271,10 @@ void cull_queue(afl_state_t *afl) {
struct queue_entry *q; struct queue_entry *q;
u32 len = (afl->fsrv.map_size >> 3); u32 len = (afl->fsrv.map_size >> 3);
u32 i; u32 i;
u8 * temp_v; u8 * temp_v = afl->map_tmp_buf;
if (afl->dumb_mode || !afl->score_changed) return; if (afl->dumb_mode || !afl->score_changed) return;
temp_v = ck_maybe_grow((void **)&afl->map_tmp_buf, &afl->map_tmp_size, afl->fsrv.map_size >> 3);
afl->score_changed = 0; afl->score_changed = 0;
memset(temp_v, 255, len); memset(temp_v, 255, len);

3
src/afl-fuzz-state.c
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@ -107,6 +107,8 @@ void afl_state_init(afl_state_t *afl, uint32_t map_size) {
afl->clean_trace = ck_alloc(map_size); afl->clean_trace = ck_alloc(map_size);
afl->clean_trace_custom = ck_alloc(map_size); afl->clean_trace_custom = ck_alloc(map_size);
afl->first_trace = ck_alloc(map_size); afl->first_trace = ck_alloc(map_size);
afl->map_tmp_buf = ck_alloc(map_size);
afl->map_tmp_len = map_size;
afl->fsrv.use_stdin = 1; afl->fsrv.use_stdin = 1;
afl->fsrv.map_size = map_size; afl->fsrv.map_size = map_size;
@ -389,6 +391,7 @@ void afl_state_deinit(afl_state_t *afl) {
ck_free(afl->clean_trace); ck_free(afl->clean_trace);
ck_free(afl->clean_trace_custom); ck_free(afl->clean_trace_custom);
ck_free(afl->first_trace); ck_free(afl->first_trace);
ck_free(afl->map_tmp_buf);
list_remove(&afl_states, afl); list_remove(&afl_states, afl);