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Call socket_bindtodevice for -sT scan.

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This commit is contained in:
david
2012-10-03 15:43:24 +00:00
parent 84f4697c50
commit c5faae4b26
1 changed files with 10 additions and 1 deletions
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11
scan_engine.cc
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@@ -2978,7 +2978,8 @@ static void ultrascan_port_probe_update(UltraScanInfo *USI, HostScanStats *hss,
/* Set the socket lingering so we will RST connections instead of wasting /* Set the socket lingering so we will RST connections instead of wasting
bandwidth with the four-step close. Set the source address if needed. */ bandwidth with the four-step close. Set the source address if needed. Bind to
a specific interface if needed. */
static void init_socket(int sd) { static void init_socket(int sd) {
static int bind_failed = 0; static int bind_failed = 0;
struct linger l; struct linger l;
@@ -3000,6 +3001,14 @@ static void init_socket(int sd) {
bind_failed = 1; bind_failed = 1;
} }
} }
errno = 0;
if (!socket_bindtodevice(sd, o.device)) {
/* EPERM is expected when not running as root. */
if (errno != EPERM) {
error("Problem binding to interface %s, errno: %d", o.device, socket_errno());
perror("socket_bindtodevice");
}
}
} }
/* If this is NOT a ping probe, set pingseq to 0. Otherwise it will be the /* If this is NOT a ping probe, set pingseq to 0. Otherwise it will be the