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-rw-r--r--src/fastd.c2
-rw-r--r--src/fastd.h2
-rw-r--r--src/iface.c70
-rw-r--r--src/peer.c2
4 files changed, 38 insertions, 38 deletions
diff --git a/src/fastd.c b/src/fastd.c
index 8ce10c8..43e0c9c 100644
--- a/src/fastd.c
+++ b/src/fastd.c
@@ -501,7 +501,7 @@ static inline void init(int argc, char *argv[]) {
fastd_on_pre_up();
if (conf.mode == MODE_TAP) {
- ctx.iface = fastd_iface_open(NULL);
+ ctx.iface = fastd_iface_open(conf.ifname, NULL);
if (!ctx.iface)
exit(1); /* An error message has already been printed by fastd_iface_open() */
}
diff --git a/src/fastd.h b/src/fastd.h
index 039d0c6..1abe48f 100644
--- a/src/fastd.h
+++ b/src/fastd.h
@@ -369,7 +369,7 @@ bool fastd_android_protect_socket(int fd);
void fastd_resolve_peer(fastd_peer_t *peer, fastd_remote_t *remote);
-fastd_iface_t * fastd_iface_open(fastd_peer_t *peer);
+fastd_iface_t * fastd_iface_open(const char *ifname, fastd_peer_t *peer);
void fastd_iface_handle(fastd_iface_t *iface);
void fastd_iface_write(fastd_iface_t *iface, fastd_buffer_t buffer);
void fastd_iface_close(fastd_iface_t *iface);
diff --git a/src/iface.c b/src/iface.c
index 982233f..09eb509 100644
--- a/src/iface.c
+++ b/src/iface.c
@@ -85,13 +85,13 @@ static inline fastd_iface_type_t get_iface_type(void) {
}
}
-static void open_iface(fastd_iface_t *iface);
+static void open_iface(fastd_iface_t *iface, const char *ifname);
#ifdef __linux__
/** Opens the TUN/TAP device helper shared by Android and Linux targets */
-static void open_iface_linux(fastd_iface_t *iface, const char *dev_name) {
+static void open_iface_linux(fastd_iface_t *iface, const char *ifname, const char *dev_name) {
int ctl_sock = -1;
struct ifreq ifr = {};
@@ -99,8 +99,8 @@ static void open_iface_linux(fastd_iface_t *iface, const char *dev_name) {
if (iface->fd.fd < 0)
exit_errno("could not open TUN/TAP device file");
- if (conf.ifname)
- strncpy(ifr.ifr_name, conf.ifname, IFNAMSIZ-1);
+ if (ifname)
+ strncpy(ifr.ifr_name, ifname, IFNAMSIZ-1);
switch (get_iface_type()) {
case IFACE_TYPE_TAP:
@@ -158,7 +158,7 @@ static void open_iface_linux(fastd_iface_t *iface, const char *dev_name) {
#if defined(__ANDROID__)
/** Opens the TUN/TAP device */
-static void open_iface(fastd_iface_t *iface) {
+static void open_iface(fastd_iface_t *iface, const char *ifname) {
if (conf.android_integration) {
if (get_iface_type() != IFACE_TYPE_TUN)
exit_error("Non root Android supports only TUN mode");
@@ -170,15 +170,15 @@ static void open_iface(fastd_iface_t *iface) {
fastd_android_send_pid();
} else {
/* this requires root on Android */
- open_iface_linux(iface, "/dev/tun");
+ open_iface_linux(iface, ifname, "/dev/tun");
}
}
#elif defined(__linux__)
/** Opens the TUN/TAP device */
-static void open_iface(fastd_iface_t *iface) {
- open_iface_linux(iface, "/dev/net/tun");
+static void open_iface(fastd_iface_t *iface, const char *ifname) {
+ open_iface_linux(iface, ifname, "/dev/net/tun");
}
#elif defined(__FreeBSD__) || defined(__OpenBSD__)
@@ -235,8 +235,8 @@ static void setup_tap(fastd_iface_t *iface) {
}
/** Opens the TUN/TAP device */
-static void open_iface(fastd_iface_t *iface) {
- char ifname[5+IFNAMSIZ] = "/dev/";
+static void open_iface(fastd_iface_t *iface, const char *ifname) {
+ char dev_name[5+IFNAMSIZ] = "/dev/";
const char *type;
switch (get_iface_type()) {
@@ -252,17 +252,17 @@ static void open_iface(fastd_iface_t *iface) {
exit_bug("invalid mode");
}
- if (conf.ifname) {
- if (strncmp(conf.ifname, type, 3) != 0)
- exit_error("`%s' doesn't seem to be a %s device", conf.ifname, type);
+ if (ifname) {
+ if (strncmp(ifname, type, 3) != 0)
+ exit_error("`%s' doesn't seem to be a %s device", ifname, type);
- strncat(ifname, conf.ifname, IFNAMSIZ-1);
+ strncat(dev_name, ifname, IFNAMSIZ-1);
}
else {
- strncat(ifname, type, IFNAMSIZ-1);
+ strncat(dev_name, type, IFNAMSIZ-1);
}
- iface->fd = FASTD_POLL_FD(POLL_TYPE_IFACE, open(ifname, O_RDWR|O_NONBLOCK));
+ iface->fd = FASTD_POLL_FD(POLL_TYPE_IFACE, open(dev_name, O_RDWR|O_NONBLOCK));
if (iface->fd.fd < 0)
exit_errno("could not open TUN/TAP device file");
@@ -321,20 +321,20 @@ static void setup_tap(fastd_iface_t *iface) {
}
/** Opens the TUN/TAP device */
-static void open_iface(fastd_iface_t *iface) {
- char ifname[5+IFNAMSIZ] = "/dev/";
- if (!conf.ifname)
+static void open_iface(fastd_iface_t *iface, const char *ifname) {
+ char dev_name[5+IFNAMSIZ] = "/dev/";
+ if (!ifname)
exit_error("config error: no interface name given.");
- else if (strncmp(conf.ifname, "tun", 3) != 0)
- exit_error("config error: `%s' doesn't seem to be a tun device", conf.ifname);
+ else if (strncmp(ifname, "tun", 3) != 0)
+ exit_error("config error: `%s' doesn't seem to be a tun device", ifname);
else
- strncat(ifname, conf.ifname, IFNAMSIZ-1);
+ strncat(dev_name, ifname, IFNAMSIZ-1);
- iface->fd = FASTD_POLL_FD(POLL_TYPE_IFACE, open(ifname, O_RDWR|O_NONBLOCK));
+ iface->fd = FASTD_POLL_FD(POLL_TYPE_IFACE, open(dev_name, O_RDWR|O_NONBLOCK));
if (iface->fd.fd < 0)
exit_errno("could not open tun device file");
- iface->name = fastd_strndup(conf.ifname, IFNAMSIZ-1);
+ iface->name = fastd_strndup(ifname, IFNAMSIZ-1);
switch (get_iface_type()) {
case IFACE_TYPE_TAP:
@@ -355,7 +355,7 @@ static void open_iface(fastd_iface_t *iface) {
#elif __APPLE__
/** Opens the TUN/TAP device */
-static void open_iface(fastd_iface_t *iface) {
+static void open_iface(fastd_iface_t *iface, const char *ifname) {
const char *devtype;
switch (get_iface_type()) {
case IFACE_TYPE_TAP:
@@ -370,26 +370,26 @@ static void open_iface(fastd_iface_t *iface) {
exit_bug("invalid mode");
}
- char ifname[5+IFNAMSIZ] = "/dev/";
- if (!conf.ifname)
+ char dev_name[5+IFNAMSIZ] = "/dev/";
+ if (!ifname)
exit_error("config error: no interface name given.");
- else if (strncmp(conf.ifname, devtype, 3) != 0)
- exit_error("config error: `%s' doesn't seem to be a %s device", conf.ifname, devtype);
+ else if (strncmp(ifname, devtype, 3) != 0)
+ exit_error("config error: `%s' doesn't seem to be a %s device", ifname, devtype);
else
- strncat(ifname, conf.ifname, IFNAMSIZ-1);
+ strncat(dev_name, ifname, IFNAMSIZ-1);
- iface->fd = FASTD_POLL_FD(POLL_TYPE_IFACE, open(ifname, O_RDWR|O_NONBLOCK));
+ iface->fd = FASTD_POLL_FD(POLL_TYPE_IFACE, open(dev_name, O_RDWR|O_NONBLOCK));
if (iface->fd.fd < 0)
exit_errno("could not open tun device file");
- iface->name = fastd_strndup(conf.ifname, IFNAMSIZ-1);
+ iface->name = fastd_strndup(ifname, IFNAMSIZ-1);
int ctl_sock = socket(PF_INET, SOCK_DGRAM, IPPROTO_UDP);
if (ctl_sock < 0)
exit_errno("socket");
struct ifreq ifr = {};
- strncpy(ifr.ifr_name, conf.ifname, IFNAMSIZ-1);
+ strncpy(ifr.ifr_name, ifname, IFNAMSIZ-1);
ifr.ifr_mtu = conf.mtu;
if (ioctl(ctl_sock, SIOCSIFMTU, &ifr) < 0)
exit_errno("SIOCSIFMTU ioctl failed");
@@ -461,12 +461,12 @@ void fastd_iface_write(fastd_iface_t *iface, fastd_buffer_t buffer) {
}
/** Opens a new TUN/TAP interface, optionally associated with a specific peer */
-fastd_iface_t * fastd_iface_open(fastd_peer_t *peer) {
+fastd_iface_t * fastd_iface_open(const char *ifname, fastd_peer_t *peer) {
fastd_iface_t *iface = fastd_new(fastd_iface_t);
iface->peer = peer;
pr_debug("initializing TUN/TAP device...");
- open_iface(iface);
+ open_iface(iface, ifname);
if (iface->fd.fd < 0) {
free(iface);
diff --git a/src/peer.c b/src/peer.c
index 9310263..5bcc030 100644
--- a/src/peer.c
+++ b/src/peer.c
@@ -382,7 +382,7 @@ static void setup_peer(fastd_peer_t *peer) {
peer->iface = ctx.iface;
}
else if (conf.iface_persist && !peer->iface) {
- peer->iface = fastd_iface_open(peer);
+ peer->iface = fastd_iface_open(conf.ifname, peer);
if (peer->iface)
fastd_on_up(peer->iface);
else if (!peer->config_source_dir)
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-22 12:13:59 +0100