some issues about the context in the source code

AngoraFuzzer / Angora

Angora is a mutation-based fuzzer. The main goal of Angora is to increase branch coverage by solving path constraints without symbolic execution.

Apache License 2.0

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some issues about the context in the source code #104

Open JialeDeng opened 4 years ago

JialeDeng commented 4 years ago

Hi, I am reading your paper rencently. It is well written. I am confused about how you implement the branch with context in the source code. More specifically, where can I find the defination of branch mentioned in the paper (l_prev; l_cur; context) in the source code? Thanks a lot.

spinpx commented 4 years ago

see https://github.com/AngoraFuzzer/Angora/blob/master/llvm_mode/pass/AngoraPass.cc#L469

JialeDeng commented 4 years ago

thanks!

JialeDeng commented 4 years ago

by the way, where can I find the implemention of "taint labels" and the data structure in the source code? thkans!（。＾▽＾）

spinpx commented 4 years ago

@J-Daniel The structure is in https://github.com/AngoraFuzzer/Angora/blob/master/runtime/src/tag_set.rs