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cpp fix

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This commit is contained in:
van Hauser
2021-01-05 22:13:55 +01:00
parent 59b86b0db0
commit 4c78bb7080
2 changed files with 21 additions and 8 deletions
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4
instrumentation/afl-compiler-rt.o.c
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@ -1409,8 +1409,8 @@ void __afl_coverage_on() {
// discard all coverage up to this point
void __afl_coverage_discard() {
memset(__afl_area_ptr, 0, __afl_map_size);
__afl_area_ptr[0] = 1;
memset(__afl_area_ptr_backup, 0, __afl_map_size);
__afl_area_ptr_backup[0] = 1;
if (__afl_cmp_map) { memset(__afl_cmp_map, 0, sizeof(struct cmp_map)); }

13
src/afl-cc.c
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@ -829,12 +829,25 @@ static void edit_params(u32 argc, char **argv, char **envp) {
"extern unsigned char *__afl_fuzz_ptr;"
"unsigned char __afl_fuzz_alt[1048576];"
"unsigned char *__afl_fuzz_alt_ptr = __afl_fuzz_alt;";
if (plusplus_mode) {
"-D__AFL_COVERAGE()=int __afl_selective_coverage = 1;"
"extern \"C\" void __afl_coverage_discard();"
"extern \"C\" void __afl_coverage_abort();"
"extern \"C\" void __afl_coverage_on();"
"extern \"C\" void __afl_coverage_off();";
} else {
cc_params[cc_par_cnt++] =
"-D__AFL_COVERAGE()=int __afl_selective_coverage = 1;"
"void __afl_coverage_discard();"
"void __afl_coverage_abort();"
"void __afl_coverage_on();"
"void __afl_coverage_off();";
}
cc_params[cc_par_cnt++] =
"-D__AFL_COVERAGE_START_OFF()=int __afl_selective_coverage_start_off = "
"1;";