83 lines
2.7 KiB
Nim
83 lines
2.7 KiB
Nim
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## Nim-LibP2P
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## Copyright (c) 2018 Status Research & Development GmbH
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## Licensed under either of
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## * Apache License, version 2.0, ([LICENSE-APACHE](LICENSE-APACHE))
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## * MIT license ([LICENSE-MIT](LICENSE-MIT))
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## at your option.
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## This file may not be copied, modified, or distributed except according to
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## those terms.
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import chronos
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type
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LPStream* = ref object of RootObj
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closed*: bool
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LPStreamError* = object of CatchableError
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LPStreamIncompleteError* = object of LPStreamError
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LPStreamIncorrectError* = object of Defect
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LPStreamLimitError* = object of LPStreamError
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LPStreamReadError* = object of LPStreamError
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par*: ref Exception
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LPStreamWriteError* = object of LPStreamError
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par*: ref Exception
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proc newAsyncStreamReadError*(p: ref Exception): ref Exception {.inline.} =
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var w = newException(AsyncStreamReadError, "Read stream failed")
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w.msg = w.msg & ", originated from [" & $p.name & "] " & p.msg
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w.par = p
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result = w
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proc newLPStreamWriteError*(p: ref Exception): ref Exception {.inline.} =
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var w = newException(LPStreamWriteError, "Write stream failed")
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w.msg = w.msg & ", originated from [" & $p.name & "] " & p.msg
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w.par = p
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result = w
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proc newLPStreamIncompleteError*(): ref Exception {.inline.} =
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result = newException(LPStreamIncompleteError, "Incomplete data received")
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proc newLPStreamLimitError*(): ref Exception {.inline.} =
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result = newException(LPStreamLimitError, "Buffer limit reached")
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proc newLPStreamIncorrectError*(m: string): ref Exception {.inline.} =
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result = newException(LPStreamIncorrectError, m)
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method read*(s: LPStream, n = -1): Future[seq[byte]]
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{.base, async, gcsafe.} =
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assert(false, "not implemented!")
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method readExactly*(s: LPStream, pbytes: pointer, nbytes: int): Future[void]
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{.base, async, gcsafe.} =
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assert(false, "not implemented!")
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method readLine*(s: LPStream, limit = 0, sep = "\r\n"): Future[string]
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{.base, async, gcsafe.} =
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assert(false, "not implemented!")
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method readOnce*(s: LPStream, pbytes: pointer, nbytes: int): Future[int]
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{.base, async, gcsafe.} =
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assert(false, "not implemented!")
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method readUntil*(s: LPStream,
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pbytes: pointer, nbytes: int,
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sep: seq[byte]): Future[int]
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{.base, async, gcsafe.} =
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assert(false, "not implemented!")
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method write*(s: LPStream, pbytes: pointer, nbytes: int)
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{.base, async, gcsafe.} =
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assert(false, "not implemented!")
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method write*(s: LPStream, msg: string, msglen = -1)
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{.base, async, gcsafe.} =
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assert(false, "not implemented!")
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method write*(s: LPStream, msg: seq[byte], msglen = -1)
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{.base, async, gcsafe.} =
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assert(false, "not implemented!")
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method close*(s: LPStream)
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{.base, async, gcsafe.} =
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assert(false, "not implemented!")
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