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import transform fix into autodict, code-format

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This commit is contained in:
van Hauser
2020-05-07 08:08:20 +02:00
parent 01b5aa123d
commit 140053502b
4 changed files with 58 additions and 36 deletions
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10
examples/afl_untracer/afl-untracer.c
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@ -279,12 +279,13 @@ library_list_t *find_library(char *name) {
/* for having an easy breakpoint after load the shared library */
// this seems to work for clang too. nice :) requires gcc 4.4+
#pragma GCC push_options
#pragma GCC optimize ("O0")
#pragma GCC optimize("O0")
void breakpoint() {
if (debug) fprintf(stderr, "Breakpoint function \"breakpoint\" reached.\n");
}
#pragma GCC pop_options
/* Error reporting to forkserver controller */
@ -510,8 +511,10 @@ void setup_trap_instrumentation() {
// Create shadow memory.
#ifdef __aarch64__
for (int i = 0; i < 8; i++) {
#else
for (int i = 0; i < 4; i++) {
#endif
void *shadow_addr = SHADOW(lib_addr + i);
@ -549,7 +552,8 @@ void setup_trap_instrumentation() {
// Make lookup entry in shadow memory.
#if ((defined(__APPLE__) && defined(__LP64__)) || defined(__x86_64__) || defined(__i386__))
#if ((defined(__APPLE__) && defined(__LP64__)) || defined(__x86_64__) || \
defined(__i386__))
// this is for Intel x64
@ -566,7 +570,7 @@ void setup_trap_instrumentation() {
// this is for aarch64
uint32_t *patch_bytes = (uint32_t*)(lib_addr + offset);
uint32_t *patch_bytes = (uint32_t *)(lib_addr + offset);
uint32_t orig_bytes = *patch_bytes;
*shadow = (bitmap_index << 32) | orig_bytes;
*patch_bytes = 0xd4200000; // replace instruction with debug trap

4
llvm_mode/afl-clang-fast.c
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@ -718,7 +718,9 @@ int main(int argc, char **argv, char **envp) {
}
if (instrument_opt_mode && lto_mode)
FATAL("CTX and NGRAM can not be used in LTO mode (and would make LTO useless)");
FATAL(
"CTX and NGRAM can not be used in LTO mode (and would make LTO "
"useless)");
if (!instrument_opt_mode) {

8
llvm_mode/afl-llvm-lto-instrim.so.cc
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@ -346,6 +346,8 @@ struct InsTrimLTO : public ModulePass {
if (auto *Var =
dyn_cast<GlobalVariable>(Ptr->getOperand(0))) {
if (Var->hasInitializer()) {
if (auto *Array = dyn_cast<ConstantDataArray>(
Var->getInitializer())) {
@ -360,6 +362,8 @@ struct InsTrimLTO : public ModulePass {
}
}
// for the internal memcpy routine we only care for the second
// parameter and are not reporting anything.
if (isIntMemcpy == true) {
@ -419,6 +423,8 @@ struct InsTrimLTO : public ModulePass {
if (auto *Var =
dyn_cast<GlobalVariable>(Ptr->getOperand(0))) {
if (Var->hasInitializer()) {
if (auto *Array = dyn_cast<ConstantDataArray>(
Var->getInitializer())) {
@ -433,6 +439,8 @@ struct InsTrimLTO : public ModulePass {
}
}
// Neither a literal nor a global variable?
// maybe it is a local variable that we saved
if (!HasStr1) {

16
llvm_mode/afl-llvm-lto-instrumentation.so.cc
View File

@ -326,8 +326,10 @@ bool AFLLTOPass::runOnModule(Module &M) {
if (auto *Var = dyn_cast<GlobalVariable>(Ptr->getOperand(0))) {
if (auto *Array =
dyn_cast<ConstantDataArray>(Var->getInitializer())) {
if (Var->hasInitializer()) {
if (auto *Array = dyn_cast<ConstantDataArray>(
Var->getInitializer())) {
HasStr2 = true;
Str2 = Array->getAsString().str();
@ -340,6 +342,8 @@ bool AFLLTOPass::runOnModule(Module &M) {
}
}
// for the internal memcpy routine we only care for the second
// parameter and are not reporting anything.
if (isIntMemcpy == true) {
@ -398,8 +402,10 @@ bool AFLLTOPass::runOnModule(Module &M) {
if (auto *Var = dyn_cast<GlobalVariable>(Ptr->getOperand(0))) {
if (auto *Array =
dyn_cast<ConstantDataArray>(Var->getInitializer())) {
if (Var->hasInitializer()) {
if (auto *Array = dyn_cast<ConstantDataArray>(
Var->getInitializer())) {
HasStr1 = true;
Str1 = Array->getAsString().str();
@ -412,6 +418,8 @@ bool AFLLTOPass::runOnModule(Module &M) {
}
}
// Neither a literal nor a global variable?
// maybe it is a local variable that we saved
if (!HasStr1) {