diff --git a/.gitignore b/.gitignore
index b33fc65..4f91830 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,5 +1,3 @@
-*
-
 !.gitignore
 !Makefile
 !**/
@@ -7,4 +5,8 @@
 *.o
 .settings/language.settings.xml
 *.a
+*.so
+*.so.*
 test/testit_libp2p
+cscope.files
+cscope.out
diff --git a/.gitmodules b/.gitmodules
new file mode 100644
index 0000000..28f7568
--- /dev/null
+++ b/.gitmodules
@@ -0,0 +1,9 @@
+[submodule "c-multiaddr"]
+	path = c-multiaddr
+	url = https://github.com/Agorise/c-multiaddr.git
+[submodule "c-multihash"]
+	path = c-multihash
+	url = https://github.com/Agorise/c-multihash.git
+[submodule "c-protobuf"]
+	path = c-protobuf
+	url = https://github.com/Agorise/c-protobuf.git
diff --git a/Makefile b/Makefile
index 272a600..d05f154 100644
--- a/Makefile
+++ b/Makefile
@@ -1,70 +1,38 @@
+SUBMODULES = c-multiaddr c-multihash c-protobuf
+COMPONENTS = conn crypto db thirdparty hashmap identify net os peer record routing secio swarm utils yamux
 
-DEBUG = true
-export DEBUG
+export DEBUG = true
+export SHARED = true
 
-LINKER_FLAGS=
+ROOT= $(shell pwd)
+export INCLUDE = -I$(ROOT)/include -I$(ROOT)/c-protobuf -I$(ROOT)/c-multihash/include -I$(ROOT)/c-multiaddr/include
+export CFLAGS = $(INCLUDE) -Wall -O0 -fPIC
 
-OBJS = \
-	conn/*.o \
-	crypto/*.o \
-	crypto/encoding/*.o \
-	db/*.o \
-	thirdparty/mbedtls/*.o \
-	hashmap/hashmap.o \
-	identify/*.o \
-	net/*.o \
-	os/*.o \
-	peer/*.o \
-	record/*.o \
-	routing/*.o \
-	secio/*.o \
-	utils/*.o \
-	swarm/*.o \
-	yamux/*.o
+ifdef DEBUG
+CFLAGS += -g3
+endif
 
-link: 
-	ar rcs libp2p.a $(OBJS) $(LINKER_FLAGS)
+
+OBJS = $(shell (find $(COMPONENTS) -name *.o))
+
+all: test
+
+link: compile
+	$(AR) rcs libp2p.a $(OBJS) $(LINKER_FLAGS)
+#ifdef SHARED
+	gcc -shared -o libp2p.so $(OBJS) $(LINKER_FLAGS)
+#endif
 
 compile:
-	cd conn; make all;
-	cd crypto; make all;
-	cd db; make all;
-	cd thirdparty; make all;
-	cd hashmap; make all;
-	cd identify; make all;
-	cd net; make all;
-	cd os; make all;
-	cd peer; make all;
-	cd record; make all;
-	cd routing; make all;
-	cd secio; make all;
-	cd swarm; make all;
-	cd utils; make all;
-	cd yamux; make all;
-	
-test: compile link
-	cd test; make all;
-	
-rebuild: clean all
-	
-all: test
-	
-clean:
-	cd conn; make clean;
-	cd crypto; make clean;
-	cd db; make clean;
-	cd hashmap; make clean;
-	cd identify; make clean;
-	cd net; make clean;
-	cd os; make clean;
-	cd peer; make clean;
-	cd thirdparty; make clean
-	cd record; make clean;
-	cd routing; make clean;
-	cd secio; make clean;
-	cd swarm; make clean;
-	cd utils; make clean;
-	cd test; make clean;
-	cd yamux; make clean;
-	rm -rf libp2p.a
+	$(foreach dir,$(SUBMODULES), $(MAKE) -C $(dir) all ;)
+	$(foreach dir,$(COMPONENTS), $(MAKE) -C $(dir) all ;)
 
+test: link
+	make -C test all;
+
+rebuild: clean all
+
+clean:
+	$(foreach dir,$(SUBMODULES), $(MAKE) -C $(dir) clean ;)
+	$(foreach dir,$(COMPONENTS), $(MAKE) -C $(dir) clean ;)
+	make -C test clean
diff --git a/c-multiaddr b/c-multiaddr
new file mode 160000
index 0000000..b1f7d60
--- /dev/null
+++ b/c-multiaddr
@@ -0,0 +1 @@
+Subproject commit b1f7d607eef3928d7153e87c2b551e0c713588df
diff --git a/c-multihash b/c-multihash
new file mode 160000
index 0000000..3a7a71c
--- /dev/null
+++ b/c-multihash
@@ -0,0 +1 @@
+Subproject commit 3a7a71c7fdbbea60498d25a27d9fd63d57f507c0
diff --git a/c-protobuf b/c-protobuf
new file mode 160000
index 0000000..1472282
--- /dev/null
+++ b/c-protobuf
@@ -0,0 +1 @@
+Subproject commit 1472282e313d65afd2a3884bcab9df7c39928c05
diff --git a/conn/Makefile b/conn/Makefile
index 1e7d7aa..a2048f6 100644
--- a/conn/Makefile
+++ b/conn/Makefile
@@ -1,13 +1,9 @@
-CC = gcc
-CFLAGS = -O0 -I../include -I../../c-protobuf -I../../c-multihash/include -I../../c-multiaddr/include -g3
-LFLAGS =
 DEPS = 
 OBJS = dialer.o transport_dialer.o connection.o tcp_transport_dialer.o session.o
 
 %.o: %.c $(DEPS)
 	$(CC) -c -o $@ $< $(CFLAGS)
 
-	
 all: $(OBJS)
 
 clean:
diff --git a/conn/dialer.c b/conn/dialer.c
index 758edca..34aa8e0 100644
--- a/conn/dialer.c
+++ b/conn/dialer.c
@@ -26,7 +26,6 @@ struct TransportDialer* libp2p_conn_tcp_transport_dialer_new();
  * @returns a new Dialer struct
  */
 struct Dialer* libp2p_conn_dialer_new(struct Libp2pPeer* peer, struct Peerstore* peerstore, struct RsaPrivateKey* rsa_private_key, struct SwarmContext* swarm) {
-	int success = 0;
 	struct Dialer* dialer = (struct Dialer*)malloc(sizeof(struct Dialer));
 	if (dialer != NULL) {
 		dialer->peerstore = peerstore;
@@ -166,7 +165,7 @@ int libp2p_conn_dialer_join_swarm(const struct Dialer* dialer, struct Libp2pPeer
 									return 0;
 								}
 								// then get an identify
-								struct Stream* identify_stream = libp2p_identify_stream_new(yamux_multistream, identify, 1);
+								libp2p_identify_stream_new(yamux_multistream, identify, 1);
 							}
 						} else {
 							libp2p_logger_error("dialer", "Expected a yamux context, but got a context of type %d.\n", peer->sessionContext->default_stream->stream_type);
diff --git a/crypto/Makefile b/crypto/Makefile
index 18867a3..b4be33a 100644
--- a/crypto/Makefile
+++ b/crypto/Makefile
@@ -1,13 +1,9 @@
-CC = gcc
-CFLAGS = -O0 -I../include -I../../c-protobuf -I../../c-multihash/include -g3
-LFLAGS =
 DEPS = 
 OBJS = rsa.o sha256.o sha512.o sha1.o key.o peerutils.o ephemeral.o aes.o
 
 %.o: %.c $(DEPS)
 	$(CC) -c -o $@ $< $(CFLAGS)
 
-	
 all: $(OBJS)
 	cd encoding; make all;
 
diff --git a/crypto/encoding/Makefile b/crypto/encoding/Makefile
index 7eda9dd..8e91776 100644
--- a/crypto/encoding/Makefile
+++ b/crypto/encoding/Makefile
@@ -1,5 +1,3 @@
-CC = gcc
-CFLAGS = -O0 -I../../include -g3 -std=c99
 LFLAGS =
 DEPS = ../../include/libp2p/crypto/encoding/base58.h ../../include/libp2p/crypto/encoding/base64.h \
 	../../include/libp2p/crypto/encoding/x509.h ../../include/libp2p/crypto/encoding/base16.h \
@@ -7,9 +5,8 @@ DEPS = ../../include/libp2p/crypto/encoding/base58.h ../../include/libp2p/crypto
 OBJS = base58.o base64.o x509.o base16.o base32.o
 
 %.o: %.c $(DEPS)
-	$(CC) -c -o $@ $< $(CFLAGS)
+	$(CC) -c -o $@ $< $(CFLAGS) -std=c99
 
-	
 all: $(OBJS)
 
 clean:
diff --git a/db/Makefile b/db/Makefile
index ab7f456..b69194a 100644
--- a/db/Makefile
+++ b/db/Makefile
@@ -1,13 +1,9 @@
-CC = gcc
-CFLAGS = -O0 -I../include -I../../c-protobuf -I../../c-multihash/include -I../../c-multiaddr/include -g3 -std=c99
-LFLAGS =
 DEPS = 
 OBJS = datastore.o filestore.o
 
 %.o: %.c $(DEPS)
-	$(CC) -c -o $@ $< $(CFLAGS)
+	$(CC) -c -o $@ $< $(CFLAGS) -std=c99
 
-	
 all: $(OBJS)
 
 clean:
diff --git a/hashmap/Makefile b/hashmap/Makefile
index 96e40f3..aa803f7 100644
--- a/hashmap/Makefile
+++ b/hashmap/Makefile
@@ -1,13 +1,9 @@
-CC = gcc
-CFLAGS = -O0 -I../include -g3
-LFLAGS =
 DEPS = 
 OBJS = hashmap.o
 
 %.o: %.c $(DEPS)
 	$(CC) -c -o $@ $< $(CFLAGS)
 
-	
 all: $(OBJS)
 
 clean:
diff --git a/identify/Makefile b/identify/Makefile
index e15ce81..9aa0fc5 100644
--- a/identify/Makefile
+++ b/identify/Makefile
@@ -1,16 +1,8 @@
-CC = gcc
-CFLAGS = -O0 -Wall -Werror -I../include -I../../c-protobuf -std=c11
-
-ifdef DEBUG
-CFLAGS += -g3
-endif
-
-LFLAGS = 
 DEPS = 
 OBJS = identify.o
 
 %.o: %.c
-	$(CC) -c -o $@ $< $(CFLAGS)
+	$(CC) -c -o $@ $< $(CFLAGS) -std=c11
 
 all: $(OBJS)
 
diff --git a/include/libp2p/crypto/rsa.h b/include/libp2p/crypto/rsa.h
index 878ce9c..e88e604 100644
--- a/include/libp2p/crypto/rsa.h
+++ b/include/libp2p/crypto/rsa.h
@@ -4,7 +4,7 @@
 #include <stddef.h>
 
 struct RsaPublicKey {
-	char* der;
+	unsigned char* der;
 	size_t der_length;
 };
 
@@ -20,7 +20,7 @@ struct RsaPrivateKey {
 	unsigned long long N;
 	// the keys in DER format
 	// private
-	char* der;
+	unsigned char* der;
 	size_t der_length;
 	// public
 	char* public_key_der;
diff --git a/net/Makefile b/net/Makefile
index 59d703b..9c2cbd3 100644
--- a/net/Makefile
+++ b/net/Makefile
@@ -1,11 +1,3 @@
-CC = gcc
-CFLAGS = -O0 -Wall -I../include -I../../c-protobuf -I../../c-multiaddr/include 
-
-ifdef DEBUG
-CFLAGS += -g3
-endif
-
-LFLAGS = 
 DEPS = 
 OBJS = sctp.o socket.o tcp.o udp.o multistream.o protocol.o connectionstream.o stream.o server.o
 
diff --git a/nodeio/Makefile b/nodeio/Makefile
index b3e63f4..d279292 100644
--- a/nodeio/Makefile
+++ b/nodeio/Makefile
@@ -1,11 +1,3 @@
-CC = gcc
-CFLAGS = -O0 -Wall -I../include -I../../c-protobuf
-
-ifdef DEBUG
-CFLAGS += -g3
-endif
-
-LFLAGS = 
 DEPS = 
 OBJS = nodeio.o
 
diff --git a/os/Makefile b/os/Makefile
index 6e1faaf..1f46bef 100644
--- a/os/Makefile
+++ b/os/Makefile
@@ -1,13 +1,9 @@
-CC = gcc
-CFLAGS = -O0 -I../include -I../../c-protobuf -I../../c-multihash/include -I../../c-multiaddr/include -g3
-LFLAGS =
 DEPS = 
 OBJS = utils.o memstream.o
 
 %.o: %.c $(DEPS)
 	$(CC) -c -o $@ $< $(CFLAGS)
 
-	
 all: $(OBJS)
 
 clean:
diff --git a/peer/Makefile b/peer/Makefile
index c41dcbb..8a395ce 100644
--- a/peer/Makefile
+++ b/peer/Makefile
@@ -1,13 +1,9 @@
-CC = gcc
-CFLAGS = -O0 -I../include -I../../c-protobuf -I../../c-multihash/include -I../../c-multiaddr/include -g3 -std=c11
-LFLAGS =
 DEPS = 
 OBJS = peer.o peerstore.o providerstore.o
 
 %.o: %.c $(DEPS)
-	$(CC) -c -o $@ $< $(CFLAGS)
+	$(CC) -c -o $@ $< $(CFLAGS) -std=c11
 
-	
 all: $(OBJS)
 
 clean:
diff --git a/peer/peer.c b/peer/peer.c
index 82052f6..0f779c4 100644
--- a/peer/peer.c
+++ b/peer/peer.c
@@ -256,9 +256,7 @@ int libp2p_peer_protobuf_decode(unsigned char* in, size_t in_size, struct Libp2p
 	int retVal = 0;
 	char* buffer = NULL;
 	size_t buffer_size = 0;
-	struct Libp2pLinkedList* current = NULL;
 	struct Libp2pLinkedList* last = NULL;
-	struct MultiAddress* ma = NULL;
 
 	*out = libp2p_peer_new();
 	if ( *out == NULL)
diff --git a/record/Makefile b/record/Makefile
index 280325b..56e58f6 100644
--- a/record/Makefile
+++ b/record/Makefile
@@ -1,13 +1,9 @@
-CC = gcc
-CFLAGS = -O0 -I../include -I../../c-protobuf -I../../c-multihash/include -I../../c-multiaddr/include -g3
-LFLAGS =
 DEPS = 
 OBJS = record.o message.o message_handler.o
 
 %.o: %.c $(DEPS)
 	$(CC) -c -o $@ $< $(CFLAGS)
 
-	
 all: $(OBJS)
 
 clean:
diff --git a/routing/Makefile b/routing/Makefile
index f71a960..57cc06b 100644
--- a/routing/Makefile
+++ b/routing/Makefile
@@ -1,12 +1,9 @@
 DHT_DIR = dht
-CC = gcc
-CFLAGS = -O0 -I../include -I../../c-multiaddr/include -I$(DHT_DIR) -g3
-LFLAGS =
 DEPS = # $(DHT_DIR)/dht.h
 OBJS = kademlia.o dht.o dht_protocol.o
 
 %.o: %.c $(DEPS)
-	$(CC) -c -o $@ $< $(CFLAGS)
+	$(CC) -c -o $@ $< $(CFLAGS) -I$(DHT_DIR) 
 
 all: $(OBJS)
 
@@ -21,5 +18,5 @@ kademlia_test: $(OBJS)
 
 clean:
 	rm -f kademlia_test $(OBJS)
-	#dht.c
-	#rm -rf $(DHT_DIR)
+#dht.c
+#rm -rf $(DHT_DIR)
diff --git a/routing/dht.c b/routing/dht.c
index 0e210b6..2527b38 100644
--- a/routing/dht.c
+++ b/routing/dht.c
@@ -302,11 +302,6 @@ static int parse_message(const unsigned char *buf, int buflen,
                          int *want_return);
 
 static const unsigned char zeroes[20] = {0};
-static const unsigned char ones[20] = {
-    0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,
-    0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,
-    0xFF, 0xFF, 0xFF, 0xFF
-};
 static const unsigned char v4prefix[16] = {
     0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0xFF, 0xFF, 0, 0, 0, 0
 };
diff --git a/routing/dht_protocol.c b/routing/dht_protocol.c
index e34383b..cb77c1c 100644
--- a/routing/dht_protocol.c
+++ b/routing/dht_protocol.c
@@ -334,7 +334,6 @@ int libp2p_routing_dht_handle_add_provider(struct Stream* stream, struct Kademli
 int libp2p_routing_dht_handle_get_value(struct Stream* stream, struct KademliaMessage* message, struct DhtContext* dht_context,
 		unsigned char** result_buffer, size_t *result_buffer_size) {
 
-	struct Datastore* datastore = dht_context->datastore;
 	struct Filestore* filestore = dht_context->filestore;
 	size_t data_size = 0;
 	unsigned char* data = NULL;
diff --git a/secio/Makefile b/secio/Makefile
index 8542bbd..696275b 100644
--- a/secio/Makefile
+++ b/secio/Makefile
@@ -1,16 +1,8 @@
-CC = gcc
-CFLAGS = -O0 -Wall -I../include -I../../c-protobuf -I../../c-multiaddr/include -std=c99
-
-ifdef DEBUG
-CFLAGS += -g3
-endif
-
-LFLAGS = 
 DEPS = 
 OBJS = exchange.o propose.o secio.o
 
 %.o: %.c $(DEPS)
-	$(CC) -c -o $@ $< $(CFLAGS)
+	$(CC) -c -o $@ $< $(CFLAGS) -std=c99
 
 all: $(OBJS)
 
diff --git a/secio/secio.c b/secio/secio.c
index 865c37b..d9e799e 100644
--- a/secio/secio.c
+++ b/secio/secio.c
@@ -314,7 +314,7 @@ int libp2p_secio_verify_signature(struct PublicKey* public_key, const unsigned c
 
 	if (public_key->type == KEYTYPE_RSA) {
 		struct RsaPublicKey rsa_key = {0};
-		rsa_key.der = (char*)public_key->data;
+		rsa_key.der = public_key->data;
 		rsa_key.der_length = public_key->data_size;
 		return libp2p_crypto_rsa_verify(&rsa_key, in, in_length, signature);
 	}
@@ -335,7 +335,7 @@ int libp2p_secio_sign(struct PrivateKey* private_key, const char* in, size_t in_
 
 	if (private_key->type == KEYTYPE_RSA) {
 		struct RsaPrivateKey rsa_key = {0};
-		rsa_key.der = (char*)private_key->data;
+		rsa_key.der = private_key->data;
 		rsa_key.der_length = private_key->data_size;
 		int retVal = libp2p_crypto_rsa_sign(&rsa_key, in, in_length, signature, signature_size);
 		// debugging
diff --git a/swarm/Makefile b/swarm/Makefile
index cd43de1..88bb67f 100644
--- a/swarm/Makefile
+++ b/swarm/Makefile
@@ -1,16 +1,8 @@
-CC = gcc
-CFLAGS = -O0 -Wall -I../include -I../../c-protobuf -I../../c-multiaddr/include -std=c99
-
-ifdef DEBUG
-CFLAGS += -g3
-endif
-
-LFLAGS = 
 DEPS = 
 OBJS = swarm.o
 
 %.o: %.c $(DEPS)
-	$(CC) -c -o $@ $< $(CFLAGS)
+	$(CC) -c -o $@ $< $(CFLAGS) -std=c99
 
 all: $(OBJS)
 
diff --git a/test/Makefile b/test/Makefile
index c53b6d0..05e9d51 100644
--- a/test/Makefile
+++ b/test/Makefile
@@ -1,20 +1,20 @@
 CC = gcc
-CFLAGS = -O0 -I../include -I. -I../../c-multihash/include -I../../c-multiaddr/include -std=c11
+CFLAGS = $(INCLUDE) -O0 -std=c11
 
 ifdef DEBUG
 CFLAGS += -g3
 endif
 
-LFLAGS = -L../ -L../../c-multihash -L../../c-multiaddr
+LFLAGS = -L../ -L../c-multihash -L../c-multiaddr
 DEPS = crypto/test_base58.h crypto/test_rsa.h test_mbedtls.h
-OBJS = testit.o ../../c-protobuf/protobuf.o ../../c-protobuf/varint.o ../libp2p.a
+OBJS = testit.o ../c-protobuf/protobuf.o ../c-protobuf/varint.o ../libp2p.a
 
 %.o: %.c $(DEPS)
 	$(CC) -c -o $@ $< $(CFLAGS)
 
 testit_libp2p: $(OBJS) $(DEPS)
 	$(CC) -o $@ $(OBJS) $(LFLAGS) -lp2p -lm -lmultihash -lmultiaddr -lpthread
-	
+
 all_others:
 	cd ../crypto; make all;
 	cd ../thirdparty; make all;
diff --git a/utils/Makefile b/utils/Makefile
index 653f98c..a726924 100644
--- a/utils/Makefile
+++ b/utils/Makefile
@@ -1,16 +1,8 @@
-CC = gcc
-CFLAGS = -O0 -Wall -I../include -I../../c-multiaddr/include -std=c99
-
-ifdef DEBUG
-CFLAGS += -g3
-endif
-
-LFLAGS = 
 DEPS = 
 OBJS = string_list.o vector.o linked_list.o logger.o urlencode.o thread_pool.o threadsafe_buffer.o
 
 %.o: %.c $(DEPS)
-	$(CC) -c -o $@ $< $(CFLAGS)
+	$(CC) -c -o $@ $< $(CFLAGS) -std=c99
 
 all: $(OBJS)
 
diff --git a/yamux/Makefile b/yamux/Makefile
index ff0165b..b151cfa 100644
--- a/yamux/Makefile
+++ b/yamux/Makefile
@@ -1,16 +1,8 @@
-CC = gcc
-CFLAGS = -O0 -Wall -Werror -I../include -I../../c-protobuf -std=c11
-
-ifdef DEBUG
-CFLAGS += -g3
-endif
-
-LFLAGS = 
 DEPS = 
 OBJS = frame.o session.o stream.o yamux.o ../os/timespec.o
 
 %.o: %.c
-	$(CC) -c -o $@ $< $(CFLAGS)
+	$(CC) -c -o $@ $< $(CFLAGS) -std=c11
 
 all: $(OBJS)
 
@@ -19,4 +11,4 @@ clean:
 	rm -f test
 
 test: all test.o
-	$(CC) -o test test.o $(OBJS) $(CFLAGS)
\ No newline at end of file
+	$(CC) -o test test.o $(OBJS) $(CFLAGS)