getAccessPoints

function getAccessPoints()
    local component = require("component")
    local event = require("event")
    local t = component.list()
    local accessPoints = {}
    local i = 0
    for address,componentType in pairs(t) do
        if(componentType == "access_point") then
            accessPoints[i] = address
            i = i + 1
        end
    end
    return accessPoints
end

local a = getAccessPoints()
print("Access Points: "..#a+1)
for i=0, #a do
    print(i..": ".. a[i])
end