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| author | van Hauser <vh@thc.org> | 2020-09-05 13:26:08 +0200 |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2020-09-05 13:26:08 +0200 |
| commit | 81b1d85f6168cb0828b4afef5d7994dba3c6753e (patch) | |
| tree | 8ddfccbd1594c3f3c50025eb8cbe23f84a10fa20 /llvm_mode/README.cmplog.md | |
| parent | fac108476c1cb5326cf4339b2a4c846828698816 (diff) | |
| parent | 2f90f2faba92c0ef5e081ff74b54fb07eb1faaa9 (diff) | |
| download | afl++-81b1d85f6168cb0828b4afef5d7994dba3c6753e.tar.gz | |
Merge pull request #548 from AFLplusplus/pre-3
Pre 3.0 changes
Diffstat (limited to 'llvm_mode/README.cmplog.md')
| -rw-r--r-- | llvm_mode/README.cmplog.md | 42 |
1 files changed, 0 insertions, 42 deletions
diff --git a/llvm_mode/README.cmplog.md b/llvm_mode/README.cmplog.md deleted file mode 100644 index 7f426ec8..00000000 --- a/llvm_mode/README.cmplog.md +++ /dev/null @@ -1,42 +0,0 @@ -# CmpLog instrumentation - -The CmpLog instrumentation enables the logging of the comparisons operands in a -shared memory. - -These values can be used by various mutators built on top of it. -At the moment we support the RedQueen mutator (input-2-state instructions only). - -## Build - -To use CmpLog, you have to build two versions of the instrumented target -program. - -The first version is built using the regular AFL++ instrumentation. - -The second one, the CmpLog binary, with setting AFL_LLVM_CMPLOG during the compilation. - -For example: - -``` -./configure --cc=~/path/to/afl-clang-fast -make -cp ./program ./program.afl -make clean -export AFL_LLVM_CMPLOG=1 -./configure --cc=~/path/to/afl-clang-fast -make -cp ./program ./program.cmplog -``` - -## Use - -AFL++ has the new -c option that can be used to specify a CmpLog binary (the second -build). - -For example: - -``` -afl-fuzz -i input -o output -c ./program.cmplog -m none -- ./program.afl @@ -``` - -Be careful to use -m none because CmpLog maps a lot of pages. |