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update custom trim

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vanhauser-thc 2021-07-11 17:26:31 +02:00
parent 4ef12d7215
commit 37fff16a36
2 changed files with 2 additions and 4 deletions
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4
docs/custom_mutators.md
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@ -204,9 +204,7 @@ trimmed input. Here's a quick API description:
arguments because we already have the initial buffer from `init_trim` and we arguments because we already have the initial buffer from `init_trim` and we
can memorize the current state in the data variables. This can also save can memorize the current state in the data variables. This can also save
reparsing steps for each iteration. It should return the trimmed input reparsing steps for each iteration. It should return the trimmed input
buffer, where the returned data must not exceed the initial input data in buffer.
length. Returning anything that is larger than the original data (passed to
`init_trim`) will result in a fatal abort of AFL++.
- `post_trim` (optional) - `post_trim` (optional)

2
src/afl-fuzz-mutators.c
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@ -339,7 +339,7 @@ u8 trim_case_custom(afl_state_t *afl, struct queue_entry *q, u8 *in_buf,
} }
while (afl->stage_cur < afl->stage_max) { while (afl->stage_cur <= afl->stage_max) {
u8 *retbuf = NULL; u8 *retbuf = NULL;