+ head = self.recv(5)
+ if head != "SSOCK":
+ raise socket.error("unexpected reply from %s: %r" % (host, head))
+ head = self.recv(1)
+ if head == "+":
+ buf = ""
+ while True:
+ r = self.recv(1)
+ if r == "":
+ raise socket.error("unexpected EOF in SSH socket stream")
+ elif r == "\n":
+ break
+ buf += r
+ return
+ elif head == "-":
+ buf = ""
+ while True:
+ r = self.recv(1)
+ if r in ("\n", ""):
+ break
+ buf += r
+ raise socket.error(buf)
+ else:
+ raise socket.error("unexpected reply from %s: %r" % (host, head))