예제 #1
0
// a should be the address of a UserProc
void FrontEnd::decodeOnly(Prog *prog, ADDRESS a) {
	UserProc* p = (UserProc*)prog->setNewProc(a);
	assert(!p->isLib());
	std::ofstream os;
	if (processProc(p->getNativeAddress(), p, os))
		p->setDecoded();
	prog->wellForm();
}
예제 #2
0
// Somehow, a == NO_ADDRESS has come to mean decode anything not already decoded
void FrontEnd::decode(Prog *prog, ADDRESS a) {
	if (a != NO_ADDRESS) {
		std::cout<<"decode main at a!= NOADDRESS\n";
		prog->setNewProc(a);
		if (VERBOSE)
			LOG << "starting decode at address " << a << "\n";
		UserProc* p = (UserProc*)prog->findProc(a);
		if (p == NULL) {
			if (VERBOSE)
				LOG << "no proc found at address " << a << "\n";
			return;
		}
		if (p->isLib()) {
			LOG << "NOT decoding library proc at address 0x" << a << "\n";
			return;
		}
		std::ofstream os;
			PROGMAP::const_iterator it;
			for (Proc *pProc = prog->getFirstProc(it); pProc != NULL; pProc = prog->getNextProc(it)) {
				std::cout<<"Proc name Before main "<<pProc->getName()<<"\n";
			}
		processProc(a, p, os);
			for (Proc *pProc = prog->getFirstProc(it); pProc != NULL; pProc = prog->getNextProc(it)) {
				std::cout<<"Proc name After decode main "<<pProc->getName()<<"\n";

			}
		p->setDecoded();

	} else {						// a == NO_ADDRESS
		std::cout<<"decode child proc\n";
		bool change = true;
		while (change) {
			change = false;
			PROGMAP::const_iterator it;
			for (Proc *pProc = prog->getFirstProc(it); pProc != NULL; pProc = prog->getNextProc(it)) {
				if (pProc->isLib()) continue;
				UserProc *p = (UserProc*)pProc;
				if (p->isDecoded()) continue;

				// undecoded userproc.. decode it			
				change = true;
				std::ofstream os;
				std::cout<<"Signature Before :"<<p->getSignature()->prints()<<"\n";

				int res = processProc(p->getNativeAddress(), p, os);
				std::cout<<"Signature After :"<<p->getSignature()->prints()<<"\n";
				//std::cout<<"Sig type:"<<p->getSignature()->prints()<<"\n";
				std::cout<<"process Proc finish< res:"<<res<<"\n";

				if (res == 1)
					p->setDecoded();
				else
					break;
				// Break out of the loops if not decoding children
				if (Boomerang::get()->noDecodeChildren)
					break;
			}
			if (Boomerang::get()->noDecodeChildren)
				break;
		}
	}
	prog->wellForm();
}