src/shared/ptyfwd.h

   1 /* SPDX-License-Identifier: LGPL-2.1+ */
   2 #pragma once
   3
   4 /***
   5   Copyright 2010-2013 Lennart Poettering
   6 ***/
   7
   8 #include <stdbool.h>
   9
  10 #include "sd-event.h"
  11
  12 #include "macro.h"
  13
  14 typedef struct PTYForward PTYForward;
  15
  16 typedef enum PTYForwardFlags {
  17         PTY_FORWARD_READ_ONLY = 1,
  18
  19         /* Continue reading after hangup? */
  20         PTY_FORWARD_IGNORE_VHANGUP = 2,
  21
  22         /* Continue reading after hangup but only if we never read anything else? */
  23         PTY_FORWARD_IGNORE_INITIAL_VHANGUP = 4,
  24 } PTYForwardFlags;
  25
  26 typedef int (*PTYForwardHandler)(PTYForward *f, int rcode, void*userdata);
  27
  28 int pty_forward_new(sd_event *event, int master, PTYForwardFlags flags, PTYForward **f);
  29 PTYForward *pty_forward_free(PTYForward *f);
  30
  31 int pty_forward_get_last_char(PTYForward *f, char *ch);
  32
  33 int pty_forward_set_ignore_vhangup(PTYForward *f, bool ignore_vhangup);
  34 bool pty_forward_get_ignore_vhangup(PTYForward *f);
  35
  36 bool pty_forward_is_done(PTYForward *f);
  37
  38 void pty_forward_set_handler(PTYForward *f, PTYForwardHandler handler, void *userdata);
  39
  40 bool pty_forward_drain(PTYForward *f);
  41
  42 int pty_forward_set_priority(PTYForward *f, int64_t priority);
  43
  44 DEFINE_TRIVIAL_CLEANUP_FUNC(PTYForward*, pty_forward_free);