api_telnet_serial.spin: correcting LF
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{{ PropTCP Sockets - FullDuplexSerial API Layer -------------------------------------------- Copyright (c) 2006-2009 Harrison Pham <harrison@harrisonpham.com> Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Software"), to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions: The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software. THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. The latest version of this software can be obtained from http://hdpham.com/PropTCP and http://obex.parallax.com/}}'' NOTICE: All buffer sizes must be a power of 2!OBJ tcp : "driver_socket" VAR long handle word listenport byte listening long ptrrxbuff, ptrtxbuff word rxlen, txlenPUB start(cs, sck, si, so, xtalout, macptr, ipconfigptr) tcp.start(cs, sck, si, so, xtalout, macptr, ipconfigptr)PUB stop tcp.stopPUB connect(ipaddr, remoteport, _ptrrxbuff, _rxlen, _ptrtxbuff, _txlen) {if tcp.isValidHandle(handle) close} listening := false handle := -1 handle := tcp.connect(ipaddr, remoteport, _ptrrxbuff, _rxlen, _ptrtxbuff, _txlen) return handle PUB listen(port, _ptrrxbuff, _rxlen, _ptrtxbuff, _txlen) {if tcp.isValidHandle(handle) close} listenport := port ptrrxbuff := _ptrrxbuff rxlen := _rxlen ptrtxbuff := _ptrtxbuff txlen := _txlen listening := true handle := -1 handle := tcp.listen(listenport, ptrrxbuff, rxlen, ptrtxbuff, txlen) return handlePUB relisten if listening ifnot tcp.isValidHandle(handle) listen(listenport, ptrrxbuff, rxlen, ptrtxbuff, txlen)PUB isConnected return tcp.isConnected(handle)PUB rxcount return tcp.getReceiveBufferCount(handle)PUB resetBuffers tcp.resetBuffers(handle)PUB waitConnectTimeout(ms) : connected | t t := cnt repeat until (connected := isConnected) or (((cnt - t) / (clkfreq / 1000)) > ms)PUB close tcp.close(handle) handle := -1PUB rxflush repeat while rxcheck => 0PUB rxcheck : rxbyte {if listening relisten rxbyte := tcp.readByteNonBlocking(handle) else} rxbyte := tcp.readByteNonBlocking(handle) if (not tcp.isConnected(handle)) and (rxbyte == -1) abort tcp#ERRSOCKETCLOSEDPUB rxtime(ms) : rxbyte | t t := cnt repeat until (rxbyte := rxcheck) => 0 or (cnt - t) / (clkfreq / 1000) > msPUB rx : rxbyte repeat while (rxbyte := rxcheck) < 0PUB rxdatatime(ptr, maxlen, ms) : len | t t := cnt repeat until (len := tcp.readDataNonBlocking(handle, ptr, maxlen)) => 0 or (cnt - t) / (clkfreq / 1000) > msPUB rxdata(ptr, maxlen) return tcp.readData(handle, ptr, maxlen)PUB txflush tcp.flush(handle)PUB txcheck(txbyte) {if listening relisten} ifnot tcp.isConnected(handle) abort tcp#ERRSOCKETCLOSED return tcp.writeByteNonBlocking(handle, txbyte)PUB tx(txbyte) repeat while txcheck(txbyte) < 0PUB txdata(ptr, len) {if listening relisten} tcp.writeData(handle, ptr, len)PUB str(stringptr) txdata(stringptr, strsize(stringptr)) PUB dec(value) | i'' Print a decimal number if value < 0 -value tx("-") i := 1_000_000_000 repeat 10 if value => i tx(value / i + "0") value //= i result~~ elseif result or i == 1 tx("0") i /= 10PUB hex(value, digits)'' Print a hexadecimal number value <<= (8 - digits) << 2 repeat digits tx(lookupz((value <-= 4) & $F : "0".."9", "A".."F"))PUB bin(value, digits)'' Print a binary number value <<= 32 - digits repeat digits tx((value <-= 1) & 1 + "0")
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{{
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PropTCP Sockets - FullDuplexSerial API Layer
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--------------------------------------------
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Copyright (c) 2006-2009 Harrison Pham <harrison@harrisonpham.com>
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Permission is hereby granted, free of charge, to any person obtaining a copy
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of this software and associated documentation files (the "Software"), to deal
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in the Software without restriction, including without limitation the rights
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to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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copies of the Software, and to permit persons to whom the Software is
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furnished to do so, subject to the following conditions:
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The above copyright notice and this permission notice shall be included in
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all copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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THE SOFTWARE.
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The latest version of this software can be obtained from
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http://hdpham.com/PropTCP and http://obex.parallax.com/
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}}
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'' NOTICE: All buffer sizes must be a power of 2!
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OBJ
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tcp : "driver_socket"
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VAR
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long handle
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word listenport
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byte listening
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long ptrrxbuff, ptrtxbuff
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word rxlen, txlen
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PUB start(cs, sck, si, so, xtalout, macptr, ipconfigptr)
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tcp.start(cs, sck, si, so, xtalout, macptr, ipconfigptr)
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PUB stop
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tcp.stop
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PUB connect(ipaddr, remoteport, _ptrrxbuff, _rxlen, _ptrtxbuff, _txlen)
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{if tcp.isValidHandle(handle)
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close}
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listening := false
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handle := -1
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handle := tcp.connect(ipaddr, remoteport, _ptrrxbuff, _rxlen, _ptrtxbuff, _txlen)
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return handle
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PUB listen(port, _ptrrxbuff, _rxlen, _ptrtxbuff, _txlen)
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{if tcp.isValidHandle(handle)
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close}
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listenport := port
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ptrrxbuff := _ptrrxbuff
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rxlen := _rxlen
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ptrtxbuff := _ptrtxbuff
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txlen := _txlen
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listening := true
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handle := -1
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handle := tcp.listen(listenport, ptrrxbuff, rxlen, ptrtxbuff, txlen)
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return handle
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PUB relisten
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if listening
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ifnot tcp.isValidHandle(handle)
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listen(listenport, ptrrxbuff, rxlen, ptrtxbuff, txlen)
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PUB isConnected
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return tcp.isConnected(handle)
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PUB rxcount
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return tcp.getReceiveBufferCount(handle)
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PUB resetBuffers
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tcp.resetBuffers(handle)
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PUB waitConnectTimeout(ms) : connected | t
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t := cnt
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repeat until (connected := isConnected) or (((cnt - t) / (clkfreq / 1000)) > ms)
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PUB close
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tcp.close(handle)
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handle := -1
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PUB rxflush
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repeat while rxcheck => 0
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PUB rxcheck : rxbyte
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{if listening
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relisten
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rxbyte := tcp.readByteNonBlocking(handle)
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else}
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rxbyte := tcp.readByteNonBlocking(handle)
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if (not tcp.isConnected(handle)) and (rxbyte == -1)
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abort tcp#ERRSOCKETCLOSED
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PUB rxtime(ms) : rxbyte | t
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t := cnt
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repeat until (rxbyte := rxcheck) => 0 or (cnt - t) / (clkfreq / 1000) > ms
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PUB rx : rxbyte
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repeat while (rxbyte := rxcheck) < 0
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PUB rxdatatime(ptr, maxlen, ms) : len | t
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t := cnt
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repeat until (len := tcp.readDataNonBlocking(handle, ptr, maxlen)) => 0 or (cnt - t) / (clkfreq / 1000) > ms
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PUB rxdata(ptr, maxlen)
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return tcp.readData(handle, ptr, maxlen)
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PUB txflush
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tcp.flush(handle)
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PUB txcheck(txbyte)
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{if listening
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relisten}
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ifnot tcp.isConnected(handle)
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abort tcp#ERRSOCKETCLOSED
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return tcp.writeByteNonBlocking(handle, txbyte)
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PUB tx(txbyte)
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repeat while txcheck(txbyte) < 0
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PUB txdata(ptr, len)
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{if listening
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relisten}
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tcp.writeData(handle, ptr, len)
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PUB str(stringptr)
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txdata(stringptr, strsize(stringptr))
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PUB dec(value) | i
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'' Print a decimal number
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if value < 0
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-value
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tx("-")
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i := 1_000_000_000
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repeat 10
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if value => i
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tx(value / i + "0")
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value //= i
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result~~
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elseif result or i == 1
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tx("0")
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i /= 10
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PUB hex(value, digits)
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'' Print a hexadecimal number
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value <<= (8 - digits) << 2
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repeat digits
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tx(lookupz((value <-= 4) & $F : "0".."9", "A".."F"))
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PUB bin(value, digits)
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'' Print a binary number
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value <<= 32 - digits
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repeat digits
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tx((value <-= 1) & 1 + "0")
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