msm8996-common: Import IPACM back

 * QC package: LA.UM.6.5.r1-05300-8x96.0

 * Squashed with commits 08e2a5b9b, 055b183 and 8fcf57b

Change-Id: I2f7a792dc0155986e065d1bf79e1f08370c3d79c
Signed-off-by: Davide Garberi <dade.garberi@gmail.com>

1 files changed, 123 insertions, 0 deletions

diff --git a/data-ipa-cfg-mgr/ipacm/inc/IPACM_OffloadManager.h b/data-ipa-cfg-mgr/ipacm/inc/IPACM_OffloadManager.h
new file mode 100644
index 0000000..bade0aa
--- /dev/null
+++ b/data-ipa-cfg-mgr/ipacm/inc/IPACM_OffloadManager.h
@@ -0,0 +1,123 @@
+/*
+ * Copyright (c) 2017, The Linux Foundation. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are
+ * met:
+ *    * Redistributions of source code must retain the above copyright
+ *      notice, this list of conditions and the following disclaimer.
+ *    * Redistributions in binary form must reproduce the above
+ *      copyright notice, this list of conditions and the following
+ *      disclaimer in the documentation and/or other materials provided
+ *      with the distribution.
+ *    * Neither the name of The Linux Foundation nor the names of its
+ *      contributors may be used to endorse or promote products derived
+ *      from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED
+ * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT
+ * ARE DISCLAIMED.  IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS
+ * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
+ * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
+ * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
+ * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
+ * IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+#ifndef _IPACM_OFFLOAD_MANAGER_H_
+#define _IPACM_OFFLOAD_MANAGER_H_
+
+#include <list>
+#include <stdint.h>
+#include <IOffloadManager.h>
+#include "IPACM_Defs.h"
+
+using RET = ::IOffloadManager::RET;
+using Prefix = ::IOffloadManager::Prefix;
+using IP_FAM = ::IOffloadManager::IP_FAM;
+using L4Protocol = ::IOffloadManager::ConntrackTimeoutUpdater::L4Protocol;
+using natTimeoutUpdate_t = ::IOffloadManager::ConntrackTimeoutUpdater::natTimeoutUpdate_t;
+//using ipAddrPortPair_t = ::IOffloadManager::ConntrackTimeoutUpdater::ipAddrPortPair_t;
+//using UDP = ::IOffloadManager::ConntrackTimeoutUpdater::UDP;
+//using TCP = ::IOffloadManager::ConntrackTimeoutUpdater::TCP;
+
+#define MAX_EVENT_CACHE  10
+
+typedef struct _framework_event_cache
+{
+	/* IPACM interface name */
+	ipa_cm_event_id event;
+	char dev_name[IF_NAME_LEN];
+	Prefix prefix_cache;
+	Prefix prefix_cache_v6; //for setupstream use
+	bool valid;
+}framework_event_cache;
+
+class IPACM_OffloadManager : public IOffloadManager
+{
+
+public:
+
+	IPACM_OffloadManager();
+	static IPACM_OffloadManager* GetInstance();
+
+	virtual RET registerEventListener(IpaEventListener* /* listener */);
+	virtual RET unregisterEventListener(IpaEventListener* /* listener */);
+	virtual RET registerCtTimeoutUpdater(ConntrackTimeoutUpdater* /* cb */);
+	virtual RET unregisterCtTimeoutUpdater(ConntrackTimeoutUpdater* /* cb */);
+
+	virtual RET provideFd(int /* fd */, unsigned int /* group */);
+	virtual RET clearAllFds();
+	virtual bool isStaApSupported();
+
+    /* ---------------------------- ROUTE ------------------------------- */
+    virtual RET setLocalPrefixes(std::vector<Prefix> &/* prefixes */);
+    virtual RET addDownstream(const char * /* downstream */,
+            const Prefix & /* prefix */);
+    virtual RET removeDownstream(const char * /* downstream */,
+            const Prefix &/* prefix */);
+	virtual RET setUpstream(const char* /* iface */, const Prefix& /* v4Gw */, const Prefix& /* v6Gw */);
+    virtual RET stopAllOffload();
+
+    /* ------------------------- STATS/POLICY --------------------------- */
+    virtual RET setQuota(const char * /* upstream */, uint64_t /* limit */);
+    virtual RET getStats(const char * /* upstream */, bool /* reset */,
+		OffloadStatistics& /* ret */);
+
+	static IPACM_OffloadManager *pInstance; //sky
+
+	IpaEventListener *elrInstance;
+
+	ConntrackTimeoutUpdater *touInstance;
+
+	bool search_framwork_cache(char * interface_name);
+
+private:
+
+	std::list<std::string> valid_ifaces;
+
+	bool upstream_v4_up;
+
+	bool upstream_v6_up;
+
+	int default_gw_index;
+
+	int post_route_evt(enum ipa_ip_type iptype, int index, ipa_cm_event_id event, const Prefix &gw_addr);
+
+	int ipa_get_if_index(const char *if_name, int *if_index);
+
+	int resetTetherStats(const char *upstream_name);
+
+	static const char *DEVICE_NAME;
+
+	/* cache the add_downstream events if netdev is not ready */
+	framework_event_cache event_cache[MAX_EVENT_CACHE];
+
+	/* latest update cache entry */
+	int latest_cache_index;
+
+}; /* IPACM_OffloadManager */
+
+#endif /* _IPACM_OFFLOAD_MANAGER_H_ */