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#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include <ctype.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
#include <libsoup/soup-address.h>
#include <libsoup/soup-socket.h>
#include <glib/gthread.h>
static void rev_read (SoupSocket *sock, GString *buf);
static void rev_write (SoupSocket *sock, GString *buf);
static void
reverse (GString *buf)
{
char tmp, *a, *b;
a = buf->str;
b = buf->str + buf->len - 1;
while (isspace ((unsigned char)*b) && b > a)
b--;
while (a < b) {
tmp = *a;
*a++ = *b;
*b-- = tmp;
}
}
static void
rev_done (SoupSocket *sock, GString *buf)
{
g_object_unref (sock);
g_string_free (buf, TRUE);
}
static void
rev_write (SoupSocket *sock, GString *buf)
{
SoupSocketIOStatus status;
gsize nwrote;
do {
status = soup_socket_write (sock, buf->str, buf->len,
&nwrote, NULL);
memmove (buf->str, buf->str + nwrote, buf->len - nwrote);
buf->len -= nwrote;
} while (status == SOUP_SOCKET_OK && buf->len);
switch (status) {
case SOUP_SOCKET_OK:
rev_read (sock, buf);
break;
case SOUP_SOCKET_WOULD_BLOCK:
g_error ("Can't happen");
break;
default:
g_warning ("Socket error");
/* fall through */
case SOUP_SOCKET_EOF:
rev_done (sock, buf);
break;
}
}
static void
rev_read (SoupSocket *sock, GString *buf)
{
SoupSocketIOStatus status;
char tmp[10];
gsize nread;
gboolean eol;
do {
status = soup_socket_read_until (sock, tmp, sizeof (tmp),
"\n", 1, &nread, &eol, NULL);
if (status == SOUP_SOCKET_OK)
g_string_append_len (buf, tmp, nread);
} while (status == SOUP_SOCKET_OK && !eol);
switch (status) {
case SOUP_SOCKET_OK:
reverse (buf);
rev_write (sock, buf);
break;
case SOUP_SOCKET_WOULD_BLOCK:
g_error ("Can't happen");
break;
default:
g_warning ("Socket error");
/* fall through */
case SOUP_SOCKET_EOF:
rev_done (sock, buf);
break;
}
}
static void *
start_thread (void *client)
{
rev_read (client, g_string_new (NULL));
return NULL;
}
static void
new_connection (SoupSocket *listener, SoupSocket *client, gpointer user_data)
{
GThread *thread;
GError *error = NULL;
g_object_ref (client);
g_object_set (G_OBJECT (client),
SOUP_SOCKET_FLAG_NONBLOCKING, FALSE,
NULL);
thread = g_thread_create (start_thread, client, FALSE, &error);
if (thread == NULL) {
g_warning ("Could not start thread: %s", error->message);
g_error_free (error);
g_object_unref (client);
}
}
int
main (int argc, char **argv)
{
SoupSocket *listener;
SoupAddressFamily family = SOUP_ADDRESS_FAMILY_IPV4;
guint port = SOUP_ADDRESS_ANY_PORT;
SoupAddress *addr;
GMainLoop *loop;
int opt;
g_type_init ();
g_thread_init (NULL);
while ((opt = getopt (argc, argv, "6p:")) != -1) {
switch (opt) {
case '6':
family = SOUP_ADDRESS_FAMILY_IPV6;
break;
case 'p':
port = atoi (optarg);
break;
default:
fprintf (stderr, "Usage: %s [-6] [-p port]\n",
argv[0]);
exit (1);
}
}
addr = soup_address_new_any (family, port);
if (!addr) {
fprintf (stderr, "Could not create listener address\n");
exit (1);
}
listener = soup_socket_new (SOUP_SOCKET_LOCAL_ADDRESS, addr,
NULL);
g_object_unref (addr);
if (!listener || !soup_socket_listen (listener)) {
fprintf (stderr, "Could not create listening socket\n");
exit (1);
}
g_signal_connect (listener, "new_connection",
G_CALLBACK (new_connection), NULL);
printf ("Listening on port %d\n",
soup_address_get_port (
soup_socket_get_local_address (listener)));
loop = g_main_loop_new (NULL, TRUE);
g_main_loop_run (loop);
g_object_unref (listener);
return 0;
}
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