From 580401591f36b0f6f7ba3ee08c867e12415e5cc5 Mon Sep 17 00:00:00 2001 From: David Carlier Date: Sat, 9 Oct 2021 17:23:32 +0100 Subject: LLVM passes making slightly more C++ --- instrumentation/afl-llvm-lto-instrumentation.so.cc | 13 ++++++------- 1 file changed, 6 insertions(+), 7 deletions(-) (limited to 'instrumentation/afl-llvm-lto-instrumentation.so.cc') diff --git a/instrumentation/afl-llvm-lto-instrumentation.so.cc b/instrumentation/afl-llvm-lto-instrumentation.so.cc index e300044c..d685e76c 100644 --- a/instrumentation/afl-llvm-lto-instrumentation.so.cc +++ b/instrumentation/afl-llvm-lto-instrumentation.so.cc @@ -107,8 +107,8 @@ bool AFLLTOPass::runOnModule(Module &M) { // std::vector calls; DenseMap valueMap; std::vector BlockList; + std::ofstream dFile; char * ptr; - FILE * documentFile = NULL; size_t found = 0; srand((unsigned int)time(NULL)); @@ -136,7 +136,8 @@ bool AFLLTOPass::runOnModule(Module &M) { if ((ptr = getenv("AFL_LLVM_DOCUMENT_IDS")) != NULL) { - if ((documentFile = fopen(ptr, "a")) == NULL) + dFile.open(ptr, std::ofstream::out | std::ofstream::app); + if (!dFile.is_open()) WARNF("Cannot access document file %s", ptr); } @@ -844,10 +845,9 @@ bool AFLLTOPass::runOnModule(Module &M) { } - if (documentFile) { + if (dFile.is_open()) { - fprintf(documentFile, "ModuleID=%llu Function=%s edgeID=%u\n", - moduleID, F.getName().str().c_str(), afl_global_id); + dFile << "ModuleID=" << moduleID << " Function=" << F.getName().str() << " edgeID=" << afl_global_id << "\n"; } @@ -919,8 +919,7 @@ bool AFLLTOPass::runOnModule(Module &M) { } - if (documentFile) fclose(documentFile); - documentFile = NULL; + if (dFile.is_open()) dFile.close(); // save highest location ID to global variable // do this after each function to fail faster -- cgit 1.4.1