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LTO optimization, variable map size, autodictionary (#307)

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* lto module clean-up

* step 1/3

* step 1/3 completed

* if tmp is ever made non-static

* parts 2 and 3 - autodictionary is complete

* variable map_size support

* variable map size: changed overlooked functions

* remove debug for autodict

* 64 bit alignment of map size

* fix review comments

* force 64 bit alignment on both sides

* typo
This commit is contained in:
van Hauser
2020-04-10 22:33:11 +02:00
committed by GitHub
parent 6dcbc4dff4
commit 3a509c6168
25 changed files with 728 additions and 162 deletions
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10
src/afl-fuzz-extras.c
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@ -305,10 +305,14 @@ static inline u8 memcmp_nocase(u8 *m1, u8 *m2, u32 len) {
}
/* Maybe add automatic extra. */
/* Ugly hack: afl state is transfered as u8* because we import data via
afl-forkserver.c - which is shared with other afl tools that do not
have the afl state struct */
void maybe_add_auto(afl_state_t *afl, u8 *mem, u32 len) {
void maybe_add_auto(void *afl_tmp, u8 *mem, u32 len) {
u32 i;
afl_state_t *afl = (afl_state_t *)afl_tmp;
u32 i;
/* Allow users to specify that they don't want auto dictionaries. */
@ -469,7 +473,7 @@ void load_auto(afl_state_t *afl) {
if (len < 0) PFATAL("Unable to read from '%s'", fn);
if (len >= MIN_AUTO_EXTRA && len <= MAX_AUTO_EXTRA)
maybe_add_auto(afl, tmp, len);
maybe_add_auto((u8 *)afl, tmp, len);
close(fd);
ck_free(fn);