sysmocom
/
ofono
mirror of git://git.sysmocom.de/ofono
11
0
Fork 0
Code Issues Releases Activity

Add support bringing GPRS interfaces up and down as needed

This commit is contained in:
Marcel Holtmann 2009-11-24 00:26:09 +01:00
parent 040d660d41
commit 5253d82057
1 changed files with 50 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

50
src/gprs.c
View File

@ -26,6 +26,10 @@
#include <string.h>
#include <stdio.h>
#include <errno.h>
#include <unistd.h>
#include <sys/ioctl.h>
#include <sys/socket.h>
#include <net/if.h>
#include <glib.h>
#include <gdbus.h>
@ -269,15 +273,59 @@ static void pri_context_signal_settings(struct pri_context *ctx)
g_dbus_send_message(conn, signal);
}
static void pri_ifupdown(const char *interface, ofono_bool_t active)
{
struct ifreq ifr;
int sk;
if (!interface)
return;
sk = socket(PF_INET, SOCK_DGRAM, 0);
if (sk < 0)
return;
memset(&ifr, 0, sizeof(ifr));
strncpy(ifr.ifr_name, interface, IFNAMSIZ);
if (ioctl(sk, SIOCGIFFLAGS, &ifr) < 0)
goto done;
if (active == TRUE) {
if (ifr.ifr_flags & IFF_UP)
goto done;
ifr.ifr_flags |= IFF_UP;
} else {
if (!(ifr.ifr_flags & IFF_UP))
goto done;
ifr.ifr_flags &= ~IFF_UP;
}
if (ioctl(sk, SIOCSIFFLAGS, &ifr) < 0)
ofono_error("Failed to change interface flags");
done:
close(sk);
}
static void pri_reset_context_settings(struct pri_context *ctx)
{
char *interface;
if (ctx->settings == NULL)
return;
interface = ctx->settings->interface;
ctx->settings->interface = NULL;
context_settings_free(ctx->settings);
ctx->settings = NULL;
pri_context_signal_settings(ctx);
pri_ifupdown(interface, FALSE);
g_free(interface);
}
static void pri_update_context_settings(struct pri_context *ctx,
@ -298,6 +346,8 @@ static void pri_update_context_settings(struct pri_context *ctx,
ctx->settings->gateway = g_strdup(gateway);
ctx->settings->dns = g_strdupv((char **)dns);
pri_ifupdown(interface, TRUE);
pri_context_signal_settings(ctx);
}