void WorldSession::ReadAddonsInfo(ByteBuffer &data)
{
    if (data.rpos() + 4 > data.size())
        return;

    uint32 size;
    data >> size;

    if (!size)
        return;

    if (size > 0xFFFFF)
    {
        TC_LOG_DEBUG("addon", "WorldSession::ReadAddonsInfo: AddOnInfo too big, size %u", size);
        return;
    }

    uLongf uSize = size;

    uint32 pos = data.rpos();

    ByteBuffer addonInfo;
    addonInfo.resize(size);

    if (uncompress(addonInfo.contents(), &uSize, data.contents() + pos, data.size() - pos) == Z_OK)
    {
            for (uint32 i = 0; i < addonsCount; ++i)
	    try
            {
               uint32 addonsCount = addonInfo.read<uint32>();
               if (addonsCount > Addons::MaxSecureAddons)
                   addonsCount = Addons::MaxSecureAddons;

                _addons.SecureAddons.resize(addonsCount);

                for (uint32 i = 0; i < addonsCount; ++i)
                {
                    Addons::SecureAddonInfo& addon = _addons.SecureAddons[i];
                    uint32 publicKeyCrc, urlCrc;

                    addonInfo >> addon.Name >> addon.HasKey;
                    addonInfo >> publicKeyCrc >> urlCrc;
                    TC_LOG_DEBUG("addon", "AddOn: %s (CRC: 0x%x) - has key: 0x%x - URL CRC: 0x%x", addon.Name.c_str(), publicKeyCrc, addon.HasKey, urlCrc);

                    SavedAddon const* savedAddon = AddonMgr::GetAddonInfo(addon.Name);
                    if (savedAddon)
                    {
                         if (publicKeyCrc != savedAddon->CRC)
                         {
                             if (addon.HasKey)
                             {
                                 addon.Status = Addons::SecureAddonInfo::BANNED;
                                 TC_LOG_WARN("addon", " Addon: %s: modified (CRC: 0x%x) - accountID %d)", addon.Name.c_str(), savedAddon->CRC, GetAccountId());
                             }
                             else
                                addon.Status = Addons::SecureAddonInfo::SECURE_HIDDEN;
                         }
                         else
                         {
                               addon.Status = Addons::SecureAddonInfo::SECURE_HIDDEN;
                               TC_LOG_DEBUG("addon", "Addon: %s: validated (CRC: 0x%x) - accountID %d", addon.Name.c_str(), savedAddon->CRC, GetAccountId());
                         }
                     }
                     else
                     {
                        addon.Status = Addons::SecureAddonInfo::BANNED;
                        TC_LOG_WARN("addon", "Addon: %s: not registered as known secure addon - accountId %d", addon.Name.c_str(), GetAccountId());
                     }
                }

	        addonInfo.rpos(addonInfo.size() - 4);

                uint32 lastBannedAddOnTimestamp;
                addonInfo >> lastBannedAddOnTimestamp;
                TC_LOG_DEBUG("addon", "AddOn: Newest banned addon timestamp: %u", lastBannedAddOnTimestamp);
        }
        catch (ByteBufferException const& e)
        {
            TC_LOG_DEBUG("addon", "AddOn: Addon packet read error! %s", e.what());
        }
    }
    else
        TC_LOG_DEBUG("addon", "AddOn: Addon packet uncompress error!");
}