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| author | vanhauser-thc <vh@thc.org> | 2021-02-13 22:43:56 +0100 |
|---|---|---|
| committer | vanhauser-thc <vh@thc.org> | 2021-02-13 22:43:56 +0100 |
| commit | 9bd1e19d7f004b4da6a610b07e59f99d66bb7ec2 (patch) | |
| tree | 30deaa24dbcc759bf03df3b1043ef1ca69f89089 /src | |
| parent | 6ce9230ed66dbd091001436cdab2fc1718e8e61e (diff) | |
| download | afl++-9bd1e19d7f004b4da6a610b07e59f99d66bb7ec2.tar.gz | |
added AFL_IGNORE_UNKNOWN_ENVS
Diffstat (limited to 'src')
| -rw-r--r-- | src/afl-cc.c | 1 | ||||
| -rw-r--r-- | src/afl-common.c | 4 | ||||
| -rw-r--r-- | src/afl-fuzz.c | 1 | ||||
| -rw-r--r-- | src/afl-showmap.c | 5 |
4 files changed, 7 insertions, 4 deletions
diff --git a/src/afl-cc.c b/src/afl-cc.c index 9d88f262..d41f79a2 100644 --- a/src/afl-cc.c +++ b/src/afl-cc.c @@ -1587,6 +1587,7 @@ int main(int argc, char **argv, char **envp) { "libtokencap.so)\n" " AFL_PATH: path to instrumenting pass and runtime " "(afl-compiler-rt.*o)\n" + " AFL_IGNORE_UNKNOWN_ENVS: don't warn on unknown env vars\n" " AFL_INST_RATIO: percentage of branches to instrument\n" " AFL_QUIET: suppress verbose output\n" " AFL_HARDEN: adds code hardening to catch memory bugs\n" diff --git a/src/afl-common.c b/src/afl-common.c index 1cc7f462..589aac71 100644 --- a/src/afl-common.c +++ b/src/afl-common.c @@ -523,7 +523,7 @@ void check_environment_vars(char **envp) { if (be_quiet) { return; } int index = 0, issue_detected = 0; - char *env, *val; + char *env, *val, *ignore = getenv("AFL_IGNORE_UNKNOWN_ENVS"); while ((env = envp[index++]) != NULL) { if (strncmp(env, "ALF_", 4) == 0 || strncmp(env, "_ALF", 4) == 0 || @@ -582,7 +582,7 @@ void check_environment_vars(char **envp) { } - if (match == 0) { + if (match == 0 && !ignore) { WARNF("Mistyped AFL environment variable: %s", env); issue_detected = 1; diff --git a/src/afl-fuzz.c b/src/afl-fuzz.c index e4139857..e0ac8840 100644 --- a/src/afl-fuzz.c +++ b/src/afl-fuzz.c @@ -198,6 +198,7 @@ static void usage(u8 *argv0, int more_help) { "AFL_FORKSRV_INIT_TMOUT: time spent waiting for forkserver during startup (in milliseconds)\n" "AFL_HANG_TMOUT: override timeout value (in milliseconds)\n" "AFL_I_DONT_CARE_ABOUT_MISSING_CRASHES: don't warn about core dump handlers\n" + "AFL_IGNORE_UNKNOWN_ENVS: don't warn on unknown env vars\n" "AFL_IMPORT_FIRST: sync and import test cases from other fuzzer instances first\n" "AFL_KILL_SIGNAL: Signal ID delivered to child processes on timeout, etc. (default: SIGKILL)\n" "AFL_MAP_SIZE: the shared memory size for that target. must be >= the size\n" diff --git a/src/afl-showmap.c b/src/afl-showmap.c index 0d2c5ceb..b40527d3 100644 --- a/src/afl-showmap.c +++ b/src/afl-showmap.c @@ -1168,8 +1168,9 @@ int main(int argc, char **argv_orig, char **envp) { } - stdin_file = at_file ? strdup(at_file) : (char *) - alloc_printf("%s/.afl-showmap-temp-%u", use_dir, (u32)getpid()); + stdin_file = at_file ? strdup(at_file) + : (char *)alloc_printf("%s/.afl-showmap-temp-%u", + use_dir, (u32)getpid()); unlink(stdin_file); atexit(at_exit_handler); fsrv->out_file = stdin_file; |