omemo: working on 4.3

1 files changed, 82 insertions, 6 deletions

diff --git a/protocols/JabberG/src/jabber_omemo.cpp b/protocols/JabberG/src/jabber_omemo.cpp
index e34e28ee55..f3a5e8da07 100755
--- a/protocols/JabberG/src/jabber_omemo.cpp
+++ b/protocols/JabberG/src/jabber_omemo.cpp
@@ -424,10 +424,10 @@ namespace omemo {
 		if (id == 0)

 			return true;

 		ptrA buf(proto->getStringA("OmemoDevicePublicKey"));

-		if (!buf[0])

+		if (!buf || !buf[0])

 			return true;

-		buf = ptrA(proto->getStringA("OmemoDevicePrivateKey"));

-		if (!buf[0])

+		ptrA buf2(proto->getStringA("OmemoDevicePrivateKey")); //ptrA reinitialization always return "" or random trash

+		if (!buf2 || !buf2[0])

 			return true;

 

 		return false;

@@ -510,7 +510,7 @@ namespace omemo {
 	DWORD GetOwnDeviceId(CJabberProto *proto)

 	{

 		DWORD own_id = proto->getDword("OmemoDeviceId", 0);

-		if (own_id = 0)

+		if (own_id == 0)

 		{

 			proto->OmemoInitDevice();

 			own_id = proto->getDword("OmemoDeviceId", 0);

@@ -524,7 +524,6 @@ void CJabberProto::OmemoInitDevice()
 {

 	if (omemo::IsFirstRun(this))

 		omemo::RefreshDevice(this);

-	OmemoAnnounceDevice();

 }

 

 

@@ -547,7 +546,7 @@ void CJabberProto::OmemoHandleDeviceList(HXML node)
 	node = XmlGetChildByTag(node, L"list", L"xmlns", JABBER_FEAT_OMEMO); //<list xmlns = 'urn:xmpp:omemo:0'>

 	if (!node)

 		return;

-	bool own_jid = false; //TODO: detect own jid (not work dues to jabber_thread.cpp:947+)

+	bool own_jid = false; //TODO: detect own jid (not working due to jabber_thread.cpp:947+)

 	DWORD current_id;

 	LPCTSTR current_id_str;

 	if (own_jid)

@@ -581,9 +580,22 @@ void CJabberProto::OmemoHandleDeviceList(HXML node)
 			mir_snprintf(setting_name, "OmemoDeviceId%d", i);

 			setDword(hContact, setting_name, current_id);

 		}

+		//TODO: remove all settings higher than 'i' from db

 	}

 }

 

+wchar_t* StripResourceFromJid(const wchar_t *source)

+{

+	if (!source)

+		return 0;

+	wchar_t *result = (wchar_t*)mir_alloc(wcslen(source));

+	int i = 0;

+	for (; source[i] != '/' && source[i] != 0; i++)

+		result[i] = source[i];

+	result[i] = 0;

+	return result;

+}

+

 void CJabberProto::OmemoAnnounceDevice()

 {

 	//check "OmemoDeviceId%d" for own id and send  updated list if not exist

@@ -600,6 +612,7 @@ void CJabberProto::OmemoAnnounceDevice()
 	//add own device id

 	//construct node

 	XmlNodeIq iq(L"set", SerialNext());

+	iq << XATTR(L"from", ptrW(StripResourceFromJid(m_ThreadInfo->fullJID)));

 	HXML pubsub_node = XmlAddChild(iq, L"pubsub");

 	xmlAddAttr(pubsub_node, L"xmlns", L"http://jabber.org/protocol/pubsub");

 	HXML publish_node = XmlAddChild(pubsub_node, L"publish");

@@ -622,3 +635,66 @@ void CJabberProto::OmemoAnnounceDevice()
 

 }

 

+void CJabberProto::OmemoSendBundle()

+{

+	//get own device id

+	DWORD own_id = omemo::GetOwnDeviceId(this);

+	//construct bundle node

+	XmlNodeIq iq(L"set", SerialNext());

+	iq << XATTR(L"from", ptrW(StripResourceFromJid(m_ThreadInfo->fullJID)));

+	//TODO: add "from"

+	HXML pubsub_node = XmlAddChild(iq, L"pubsub");

+	xmlAddAttr(pubsub_node, L"xmlns", L"http://jabber.org/protocol/pubsub");

+	HXML publish_node = XmlAddChild(pubsub_node, L"publish");

+	{

+		wchar_t attr_val[128];

+		mir_snwprintf(attr_val, L"%s:bundles:%d", JABBER_FEAT_OMEMO, own_id);

+		xmlAddAttr(publish_node, L"node", attr_val);

+	}

+	HXML item_node = XmlAddChild(publish_node, L"item");

+	HXML bundle_node = XmlAddChild(item_node, L"bundle");

+	xmlAddAttr(bundle_node, L"xmlns", JABBER_FEAT_OMEMO);

+	//add signed pre key public

+	{

+		HXML signedPreKeyPublic_node = XmlAddChild(bundle_node, L"signedPreKeyPublic");

+		xmlAddAttr(signedPreKeyPublic_node, L"signedPreKeyId", L"1");

+		ptrW buf(getWStringA("OmemoSignedPreKeyPublic"));

+		xmlSetText(signedPreKeyPublic_node, buf);

+	}

+	//add pre key signature

+	{

+		HXML signedPreKeySignature_node = XmlAddChild(bundle_node, L"signedPreKeySignature");

+		ptrW buf(getWStringA("OmemoSignedPreKeySignature"));

+		xmlSetText(signedPreKeySignature_node, buf);

+	}

+	//add identity key

+	//it is must be a public key right ?, standart is a bit confusing...

+	{

+		HXML identityKey_node = XmlAddChild(bundle_node, L"identityKey");

+		ptrW buf(getWStringA("OmemoDevicePublicKey"));

+		xmlSetText(identityKey_node, buf);

+	}

+	//add prekeys

+	HXML prekeys_node = XmlAddChild(bundle_node, L"prekeys");

+	{

+		int i = 0;

+		char setting_name[64];

+		mir_snprintf(setting_name, "OmemoPreKey%dPublic", i);

+		wchar_t *val;

+		for (val = getWStringA(setting_name); val && val[0]; ++i, mir_snprintf(setting_name, "OmemoPreKey%dPublic", i), val = getWStringA(setting_name))

+		{

+			HXML preKeyPublic_node = XmlAddChild(prekeys_node, L"preKeyPublic");

+			xmlAddAttrInt(preKeyPublic_node, L"preKeyId", i + 1);

+			xmlSetText(preKeyPublic_node, val);

+			mir_free(val);

+			val = nullptr;

+		}

+		mir_free(val);

+		val = nullptr;

+	}

+

+	//send bundle

+	m_ThreadInfo->send(iq);

+

+}

+