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Reworked maybe_grow to take a single ptr, renamed to afl_realloc (#505)

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* maybe_grow takes a single ptr

* fixed use_deflate

* reworked maybe_grow_bufsize

* helper to access underlying buf

* remove redundant realloc_block

* code format

* fixes

* added unit tests

* renamed maybe_grow to afl_realloc

* BUF_PARAMS -> AFL_BUF_PARAM
This commit is contained in:
Dominik Maier
2020-08-18 00:50:52 +02:00
committed by GitHub
parent 9532499ef5
commit 7470b475a9
14 changed files with 277 additions and 234 deletions
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12
src/afl-fuzz-extras.c
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@ -152,8 +152,10 @@ void load_extras_file(afl_state_t *afl, u8 *fname, u32 *min_len, u32 *max_len,
/* Okay, let's allocate memory and copy data between "...", handling
\xNN escaping, \\, and \". */
afl->extras = ck_realloc_block(
afl->extras, (afl->extras_cnt + 1) * sizeof(struct extra_data));
afl->extras =
afl_realloc((void **)&afl->extras,
(afl->extras_cnt + 1) * sizeof(struct extra_data));
if (unlikely(!afl->extras)) { PFATAL("alloc"); }
wptr = afl->extras[afl->extras_cnt].data = ck_alloc(rptr - lptr);
@ -296,8 +298,10 @@ void load_extras(afl_state_t *afl, u8 *dir) {
if (min_len > st.st_size) { min_len = st.st_size; }
if (max_len < st.st_size) { max_len = st.st_size; }
afl->extras = ck_realloc_block(
afl->extras, (afl->extras_cnt + 1) * sizeof(struct extra_data));
afl->extras =
afl_realloc((void **)&afl->extras,
(afl->extras_cnt + 1) * sizeof(struct extra_data));
if (unlikely(!afl->extras)) { PFATAL("alloc"); }
afl->extras[afl->extras_cnt].data = ck_alloc(st.st_size);
afl->extras[afl->extras_cnt].len = st.st_size;