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ospf.lua: Couple of more bug fixes in how IP values are stored and packed.

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kroosec 2012-08-06 00:01:54 +00:00
parent 7781d39cdf
commit 275d739cae
1 changed files with 16 additions and 7 deletions
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23
nselib/ospf.lua
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@ -88,7 +88,7 @@ OSPF = {
--- Sets the OSPF Router ID
-- @param router_id Router ID.
setRouterId = function(self, router_id)
self.router_id = ipOps.todword(router_id)
self.router_id = router_id
end,
--- Sets the OSPF Packet length
@ -119,7 +119,10 @@ OSPF = {
options = 0x02,
prio = 0,
interval = 10,
router_dead_interval = 40
router_dead_interval = 40,
neighbors = {},
DR = "0.0.0.0",
BDR = "0.0.0.0",
}
setmetatable(o, self)
self.__index = self
@ -129,25 +132,31 @@ OSPF = {
--- Adds a neighbor to the list of neighbors.
-- @param neighbor IP Address of the neighbor.
addNeighbor = function(self, neighbor)
table.insert(self.neighbors, bin.pack("<I", ipOps.todword(neighbor)))
table.insert(self.neighbors, neighbor)
end,
--- Sets the OSPF netmask.
-- @param netmask Netmask in A.B.C.D
setNetmask = function(self, netmask)
self.netmask = ipOps.todword(netmask)
if netmask then
self.netmask = netmask
end
end,
--- Sets the OSPF designated Router.
-- @param router IP address of the designated router.
setDesignatedRouter = function(self, router)
self.DR = ipOps.todword(router)
if router then
self.DR = router
end
end,
--- Sets the OSPF backup Router.
-- @param router IP Address of the backup router.
setBackupRouter = function(self, router)
self.BDR = ipOps.todword(router)
if router then
self.BDR = router
end
end,
__tostring = function(self)
@ -155,7 +164,7 @@ OSPF = {
local function tostr()
local data = bin.pack(">ISCCIII", ipOps.todword(self.netmask), self.interval, self.options, self.prio, self.router_dead_interval, ipOps.todword(self.DR), ipOps.todword(self.BDR))
for _, n in ipairs(self.neighbors) do
data = data .. bin.pack("<I", n)
data = data .. bin.pack(">I", ipOps.todword(n))
end
self.header:setLength(#data)
return tostring(self.header) .. data