---- a/pcap-int.h
-+++ b/pcap-int.h
-@@ -209,6 +209,7 @@ struct pcap_opt {
- char *source;
- int promisc;
- int rfmon;
-+ int proto; /* protocol for packet socket (linux) */
- int tstamp_type;
- };
-
+This API extension is used by ead (Emergency Access Daemon)
+
--- a/pcap-linux.c
+++ b/pcap-linux.c
-@@ -363,7 +363,7 @@ static int iface_get_id(int fd, const ch
+@@ -425,7 +425,7 @@ static int iface_get_id(int fd, const ch
static int iface_get_mtu(int fd, const char *device, char *ebuf);
static int iface_get_arptype(int fd, const char *device, char *ebuf);
#ifdef HAVE_PF_PACKET_SOCKETS
#ifdef IW_MODE_MONITOR
static int has_wext(int sock_fd, const char *device, char *ebuf);
#endif /* IW_MODE_MONITOR */
-@@ -980,7 +980,7 @@ pcap_can_set_rfmon_linux(pcap_t *handle)
+@@ -1059,7 +1059,7 @@ pcap_can_set_rfmon_linux(pcap_t *handle)
* (We assume that if we have Wireless Extensions support
* we also have PF_PACKET support.)
*/
- sock_fd = socket(PF_PACKET, SOCK_RAW, htons(ETH_P_ALL));
+ sock_fd = socket(PF_PACKET, SOCK_RAW, p->opt.proto);
if (sock_fd == -1) {
- (void)snprintf(handle->errbuf, PCAP_ERRBUF_SIZE,
+ (void)pcap_snprintf(handle->errbuf, PCAP_ERRBUF_SIZE,
"socket: %s", pcap_strerror(errno));
-@@ -1266,6 +1266,9 @@ pcap_activate_linux(pcap_t *handle)
+@@ -1456,6 +1456,9 @@ pcap_activate_linux(pcap_t *handle)
handle->read_op = pcap_read_linux;
handle->stats_op = pcap_stats_linux;
/*
* The "any" device is a special device which causes us not
* to bind to a particular device and thus to look at all
-@@ -2897,8 +2900,8 @@ activate_new(pcap_t *handle)
+@@ -3335,8 +3338,8 @@ activate_new(pcap_t *handle)
* try a SOCK_RAW socket for the raw interface.
*/
sock_fd = is_any_device ?
if (sock_fd == -1) {
if (errno == EINVAL || errno == EAFNOSUPPORT) {
-@@ -3015,7 +3018,7 @@ activate_new(pcap_t *handle)
+@@ -3454,7 +3457,7 @@ activate_new(pcap_t *handle)
return PCAP_ERROR;
}
sock_fd = socket(PF_PACKET, SOCK_DGRAM,
- htons(ETH_P_ALL));
+ handle->opt.proto);
if (sock_fd == -1) {
- snprintf(handle->errbuf, PCAP_ERRBUF_SIZE,
+ pcap_snprintf(handle->errbuf, PCAP_ERRBUF_SIZE,
"socket: %s", pcap_strerror(errno));
-@@ -3078,7 +3081,7 @@ activate_new(pcap_t *handle)
+@@ -3518,7 +3521,7 @@ activate_new(pcap_t *handle)
}
- if ((err = iface_bind(sock_fd, handle->md.ifindex,
+ if ((err = iface_bind(sock_fd, handlep->ifindex,
- handle->errbuf)) != 1) {
+ handle->errbuf, handle->opt.proto)) != 1) {
close(sock_fd);
if (err < 0)
return err;
-@@ -4149,7 +4152,7 @@ iface_get_id(int fd, const char *device,
+@@ -5271,7 +5274,7 @@ iface_get_id(int fd, const char *device,
* or a PCAP_ERROR_ value on a hard error.
*/
static int
{
struct sockaddr_ll sll;
int err;
-@@ -4158,7 +4161,7 @@ iface_bind(int fd, int ifindex, char *eb
+@@ -5280,7 +5283,7 @@ iface_bind(int fd, int ifindex, char *eb
memset(&sll, 0, sizeof(sll));
sll.sll_family = AF_PACKET;
sll.sll_ifindex = ifindex;
if (bind(fd, (struct sockaddr *) &sll, sizeof(sll)) == -1) {
if (errno == ENETDOWN) {
-@@ -5040,7 +5043,7 @@ activate_old(pcap_t *handle)
+@@ -6325,7 +6328,7 @@ activate_old(pcap_t *handle)
/* Open the socket */
- handle->fd = socket(PF_INET, SOCK_PACKET, htons(ETH_P_ALL));
+ handle->fd = socket(PF_INET, SOCK_PACKET, handle->opt.proto);
if (handle->fd == -1) {
- snprintf(handle->errbuf, PCAP_ERRBUF_SIZE,
+ pcap_snprintf(handle->errbuf, PCAP_ERRBUF_SIZE,
"socket: %s", pcap_strerror(errno));
--- a/pcap.c
+++ b/pcap.c
-@@ -309,6 +309,7 @@ pcap_create_common(const char *source, c
- pcap_set_snaplen(p, 65535); /* max packet size */
+@@ -578,6 +578,7 @@ pcap_create_common(char *ebuf, size_t si
p->opt.promisc = 0;
- p->opt.buffer_size = 0;
+ p->opt.rfmon = 0;
+ p->opt.immediate = 0;
+ p->opt.proto = -1;
p->opt.tstamp_type = -1; /* default to not setting time stamp type */
- return (p);
- }
-@@ -405,6 +406,15 @@ pcap_set_buffer_size(pcap_t *p, int buff
+ p->opt.tstamp_precision = PCAP_TSTAMP_PRECISION_MICRO;
+
+@@ -771,6 +772,15 @@ pcap_get_tstamp_precision(pcap_t *p)
}
int
/*
* Compatibility for systems that have a bpf.h that
-@@ -280,6 +281,7 @@ int pcap_set_rfmon(pcap_t *, int);
- int pcap_set_timeout(pcap_t *, int);
- int pcap_set_tstamp_type(pcap_t *, int);
- int pcap_set_buffer_size(pcap_t *, int);
-+int pcap_set_protocol(pcap_t *, unsigned short);
- int pcap_activate(pcap_t *);
-
- int pcap_list_tstamp_types(pcap_t *, int **);
+@@ -287,6 +288,7 @@ PCAP_API int pcap_set_timeout(pcap_t *,
+ PCAP_API int pcap_set_tstamp_type(pcap_t *, int);
+ PCAP_API int pcap_set_immediate_mode(pcap_t *, int);
+ PCAP_API int pcap_set_buffer_size(pcap_t *, int);
++PCAP_API int pcap_set_protocol(pcap_t *, unsigned short);
+ PCAP_API int pcap_set_tstamp_precision(pcap_t *, int);
+ PCAP_API int pcap_get_tstamp_precision(pcap_t *);
+ PCAP_API int pcap_activate(pcap_t *);
+--- a/pcap-int.h
++++ b/pcap-int.h
+@@ -111,6 +111,7 @@ struct pcap_opt {
+ char *device;
+ int timeout; /* timeout for buffering */
+ u_int buffer_size;
++ int proto; /* protocol for packet socket (linux) */
+ int promisc;
+ int rfmon; /* monitor mode */
+ int immediate; /* immediate mode - deliver packets as soon as they arrive */
projects / openwrt / openwrt.git / blobdiff