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Revert "[oss-fuzz] fuzzing support (#153)"

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This reverts commit 9114067a92fa58694bd816bb52f805476908a8a2.
This commit is contained in:
Ben Hoyt 2024-04-25 08:44:06 +12:00
parent e28a71f244
commit 53a7c05339
3 changed files with 0 additions and 65 deletions
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31
fuzzing/OSS-FUZZ.MD
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@ -1,31 +0,0 @@
### oss-fuzz local build with ASAN
```
export CC=clang
export CFLAGS="-O1 -fno-omit-frame-pointer -gline-tables-only -DFUZZING_BUILD_MODE_UNSAFE_FOR_PRODUCTION -fsanitize=address -fsanitize-address-use-after-scope -fsanitize=fuzzer-no-link"
export LIB_FUZZING_ENGINE="-fsanitize=fuzzer"
```
### oss-fuzz local build with MSAN
```
export CC=clang
export CFLAGS="-O1 -fno-omit-frame-pointer -gline-tables-only -DFUZZING_BUILD_MODE_UNSAFE_FOR_PRODUCTION -fsanitize=memory -fsanitize-memory-track-origins -fsanitize=fuzzer-no-link"
export LIB_FUZZING_ENGINE="-fsanitize=fuzzer"
```
### oss-fuzz local build with UBSAN
```
export CC=clang
export CFLAGS="-O1 -fno-omit-frame-pointer -gline-tables-only -DFUZZING_BUILD_MODE_UNSAFE_FOR_PRODUCTION -fsanitize=array-bounds,bool,builtin,enum,float-divide-by-zero,function,integer-divide-by-zero,null,object-size,return,returns-nonnull-attribute,shift,signed-integer-overflow,unsigned-integer-overflow,unreachable,vla-bound,vptr -fno-sanitize-recover=array-bounds,bool,builtin,enum,float-divide-by-zero,function,integer-divide-by-zero,null,object-size,return,returns-nonnull-attribute,shift,signed-integer-overflow,unreachable,vla-bound,vptr -fsanitize=fuzzer-no-link"
export LIB_FUZZING_ENGINE="-fsanitize=fuzzer"
```
### run fuzzer
```
bash oss-fuzz.sh
mkdir seed/
cp ../tests/*.ini seed/
./inihfuzz seed/
```

30
fuzzing/inihfuzz.c
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@ -41,8 +41,6 @@ void parse(const char* fname) {
u++; u++;
} }
#ifndef FUZZING_BUILD_MODE_UNSAFE_FOR_PRODUCTION
int main(int argc, char **argv) int main(int argc, char **argv)
{ {
if (argc < 2) { if (argc < 2) {
@ -52,31 +50,3 @@ int main(int argc, char **argv)
parse(argv[1]); parse(argv[1]);
return 0; return 0;
} }
#else
#define kMinInputLength 20
#define kMaxInputLength 1024
extern int LLVMFuzzerTestOneInput(const char *Data, size_t Size) {
if (Size < kMinInputLength || Size > kMaxInputLength) {
return 0;
}
int ret;
*Prev_section = '\0';
int u = 100;
char *data = malloc(Size + 1);
memcpy(data, Data, Size);
data[Size] = '\0';
ret = ini_parse(data, dumper, &u);
free(data);
return ret;
}
#endif

4
fuzzing/oss-fuzz.sh
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@ -1,4 +0,0 @@
#!/usr/bin/env bash
$CC $CFLAGS -c ../ini.c
$CC $CFLAGS -c inihfuzz.c
$CXX $CFLAGS $LIB_FUZZING_ENGINE inihfuzz.o ini.o -o inihfuzz