aboutsummaryrefslogtreecommitdiff
path: root/examples/exec.c
blob: e2c2cd122d80ee0661522752571999ed6fa36719 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
/* simple exec example */
#include <stdio.h>

#include <libssh/libssh.h>
#include "examples_common.h"

int main(void) {
  ssh_session session;
  ssh_channel channel;
  char buffer[256];
  int rc;

  session = connect_ssh("localhost", NULL, 0);
  if (session == NULL) {
    return 1;
  }

  channel = channel_new(session);;
  if (channel == NULL) {
    ssh_disconnect(session);
    return 1;
  }

  rc = channel_open_session(channel);
  if (rc < 0) {
    channel_close(channel);
    ssh_disconnect(session);
    return 1;
  }

  rc = channel_request_exec(channel, "ps aux");
  if (rc < 0) {
    channel_close(channel);
    ssh_disconnect(session);
    return 1;
  }


  while ((rc = channel_read(channel, buffer, sizeof(buffer), 0)) > 0) {
    fwrite(buffer, 1, rc, stdout);
  }
    
  if (rc < 0) {
    channel_close(channel);
    ssh_disconnect(session);
    return 1;
  }

  channel_send_eof(channel);
  channel_close(channel);

  ssh_disconnect(session);

  return 0;
}