X-Git-Url: https://git.siccegge.de//index.cgi?p=frida%2Ffrida.git;a=blobdiff_plain;f=src%2Fdisassembler%2Fllvm%2FLLVMDisassembler.cxx;h=d2c68fdce4f4f48f803c90726a2707565007d8fc;hp=18cfe8065eefc0fb5e409d7978408e50dd47a1b2;hb=d5084161ca261d7fc0bd284621569440b6503eac;hpb=c862852c36741e1be13abff538e526114e3d828c

diff --git a/src/disassembler/llvm/LLVMDisassembler.cxx b/src/disassembler/llvm/LLVMDisassembler.cxx
index 18cfe80..d2c68fd 100644
--- a/src/disassembler/llvm/LLVMDisassembler.cxx
+++ b/src/disassembler/llvm/LLVMDisassembler.cxx
@@ -1,6 +1,7 @@
 #include "disassembler/llvm/LLVMDisassembler.hxx"
 #include "disassembler/llvm/LLVMBasicBlock.hxx"
 #include "disassembler/llvm/LLVMFunction.hxx"
+#include "core/InformationManager.hxx"
 
 #include <stack>
 #include <algorithm>
@@ -156,18 +157,19 @@ void LLVMDisassembler<ELFT>::start() {
 	readSymbols();
 	readSections();
 	disassemble();
+	readDynamicSymbols();
 }
 
 template <typename ELFT>
 LLVMDisassembler<ELFT>::~LLVMDisassembler() {
-	std::for_each(functions.begin(), functions.end(),
-	              [](std::pair<uint64_t,LLVMFunction*> it) {
-		              delete it.second;
-	              });
-	std::for_each(blocks.begin(), blocks.end(),
-	              [](std::pair<uint64_t, LLVMBasicBlock*> it) {
-		              delete it.second;
-	              });
+	// std::for_each(functions.begin(), functions.end(),
+	//               [](std::pair<uint64_t,LLVMFunction*> it) {
+	// 	              delete it.second;
+	//               });
+	// std::for_each(blocks.begin(), blocks.end(),
+	//               [](std::pair<uint64_t, LLVMBasicBlock*> it) {
+	// 	              delete it.second;
+	//               });
 }
 
 template <typename ELFT>
@@ -320,7 +322,6 @@ void LLVMDisassembler<ELFT>::disassemble() {
 	}
 
 	if (binary->isELF()) {
-		typedef ELFFile<ELFT> ELFO;
 		const ELFO * elffile = o->getELFFile();
 		const typename ELFO::Elf_Ehdr * header = elffile->getHeader();
 
@@ -389,6 +390,25 @@ void LLVMDisassembler<ELFT>::splitBlocks(LLVMFunction* function) {
 	}
 }
 
+template <typename ELFT>
+void LLVMDisassembler<ELFT>::readDynamicSymbols() {
+	const ELFO * elffile = o->getELFFile();
+	for (typename ELFO::Elf_Sym_Iter
+		     it = elffile->begin_dynamic_symbols(),
+		     end = elffile->end_dynamic_symbols();
+	     it != end;
+	     ++it) {
+		if (it->getType() == 2) { // Function
+			bool is_default;
+			// TODO: Error handling
+			std::string symbolname = *(elffile->getSymbolName(it));
+			std::string symbolversion = *(elffile->getSymbolVersion(nullptr, &*it, is_default));
+			manager->signal_new_dyn_symbol(symbolname + (is_default? "@@" : "@") + symbolversion);
+			LOG4CXX_DEBUG(logger, "Adding dynamic Symbol " << symbolname << (is_default? "@@" : "@") << symbolversion);
+		}
+	}
+}
+
 template <typename ELFT>
 void LLVMDisassembler<ELFT>::readSymbols() {
 	error_code ec;