mirror of
https://github.com/koreader/koreader
synced 2024-11-10 01:10:34 +00:00
53 lines
1.7 KiB
Lua
53 lines
1.7 KiB
Lua
local ffi = require("ffi")
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local logger = require("logger")
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local MessageQueue = require("ui/message/messagequeue")
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local _ = require("ffi/zeromq_h")
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local czmq = ffi.load("libs/libczmq.so.1")
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local filemq = ffi.load("libs/libfmq.so.1")
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local FileMessageQueue = MessageQueue:new{
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client = nil,
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server = nil,
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}
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function FileMessageQueue:init()
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if self.client ~= nil then
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self.fmq_recv = filemq.fmq_client_recv
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self.filemq = self.client
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self.poller = czmq.zpoller_new(filemq.fmq_client_handle(self.client), nil)
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elseif self.server ~= nil then
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-- TODO: currently fmq_server_recv API is not available
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--self.fmq_recv = filemq.fmq_server_recv
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self.filemq = self.server
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-- TODO: currently fmq_server_handle API is not available
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--self.poller = czmq.zpoller_new(filemq.fmq_server_handle(self.server), nil)
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end
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end
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function FileMessageQueue:stop()
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if self.client ~= nil then
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logger.dbg("stop filemq client")
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filemq.fmq_client_destroy(ffi.new('fmq_client_t *[1]', self.client))
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end
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if self.server ~= nil then
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logger.dbg("stop filemq server")
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filemq.fmq_server_destroy(ffi.new('fmq_server_t *[1]', self.server))
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end
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if self.poller ~= nil then
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czmq.zpoller_destroy(ffi.new('zpoller_t *[1]', self.poller))
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end
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end
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function FileMessageQueue:waitEvent()
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if not self.poller then return end
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if czmq.zpoller_wait(self.poller, 0) ~= nil then
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local msg = self.fmq_recv(self.filemq)
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if msg ~= nil then
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table.insert(self.messages, msg)
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end
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end
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return self:handleZMsgs(self.messages)
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end
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return FileMessageQueue
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