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hexcoder
2021-03-09 23:27:14 +01:00
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README.md
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@ -226,7 +226,7 @@ These build options exist:
* AFL_NO_X86 - if compiling on non-intel/amd platforms
* LLVM_CONFIG - if your distro doesn't use the standard name for llvm-config (e.g. Debian)
e.g.: make ASAN_BUILD=1
e.g.: `make ASAN_BUILD=1`
## Good examples and writeups
@ -304,7 +304,7 @@ Clickable README links for the chosen compiler:
* [LTO mode - afl-clang-lto](instrumentation/README.lto.md)
* [LLVM mode - afl-clang-fast](instrumentation/README.llvm.md)
* [GCC_PLUGIN mode - afl-gcc-fast](instrumentation/README.gcc_plugin.md)
* GCC/CLANG mode (afl-gcc/afl-clang) have no README as they have no own features
* GCC/CLANG modes (afl-gcc/afl-clang) have no README as they have no own features
You can select the mode for the afl-cc compiler by:
1. use a symlink to afl-cc: afl-gcc, afl-g++, afl-clang, afl-clang++,
@ -403,11 +403,11 @@ Then build the target. (Usually with `make`)
1. sometimes configure and build systems are fickle and do not like
stderr output (and think this means a test failure) - which is something
afl++ like to do to show statistics. It is recommended to disable them via
afl++ likes to do to show statistics. It is recommended to disable them via
`export AFL_QUIET=1`.
2. sometimes configure and build systems error on warnings - these should be
disabled (e.g. `--disable-werror` for some configure scripts`
disabled (e.g. `--disable-werror` for some configure scripts).
3. in case the configure/build system complains about afl++'s compiler and
aborts then set `export AFL_NOOPT=1` which will then just behave like the
@ -493,8 +493,9 @@ default.
#### c) Minimizing all corpus files
The shorter the input files that still traverse the same path
within the target, the better the fuzzing will be. This is done with `afl-tmin`
however it is a long process as this has to be done for every file:
within the target, the better the fuzzing will be. This minimization
is done with `afl-tmin` however it is a long process as this has to
be done for every file:
```
mkdir input
@ -563,7 +564,9 @@ afl-fuzz has a variety of options that help to workaround target quirks like
specific locations for the input file (`-f`), not performing deterministic
fuzzing (`-d`) and many more. Check out `afl-fuzz -h`.
afl-fuzz never stops fuzzing. To terminate afl++ simply press Control-C.
By default afl-fuzz never stops fuzzing. To terminate afl++ simply press Control-C
or send a signal SIGINT. You can limit the number of executions or approximate runtime
in seconds with options also.
When you start afl-fuzz you will see a user interface that shows what the status
is: