#include "includes.h"
#include "lib/socket/interfaces.h"
+#include "librpc/gen_ndr/ioctl.h"
+#include "lib/util/smb_strtox.h"
static struct iface_struct *probed_ifaces;
static int total_probed;
iface->linkspeed = ifs->linkspeed;
iface->capability = ifs->capability;
iface->if_index = ifs->if_index;
+ iface->options = ifs->options;
DLIST_ADD(local_interfaces, iface);
&iface->netmask) ));
}
+
+static void parse_extra_info(char *key,
+ uint64_t *speed,
+ uint32_t *cap,
+ uint32_t *if_index,
+ uint32_t *options)
+{
+ while (key != NULL && *key != '\0') {
+ char *next_key;
+ char *val;
+ int error = 0;
+
+ next_key = strchr_m(key, ',');
+ if (next_key != NULL) {
+ *next_key++ = 0;
+ }
+
+ val = strchr_m(key, '=');
+ if (val != NULL) {
+ *val++ = 0;
+
+ if (strequal_m(key, "speed")) {
+ *speed = (uint64_t)smb_strtoull(val,
+ NULL,
+ 0,
+ &error,
+ SMB_STR_STANDARD);
+ if (error != 0) {
+ DBG_DEBUG("Invalid speed value (%s)\n", val);
+ }
+ } else if (strequal_m(key, "capability")) {
+ if (strequal_m(val, "RSS")) {
+ *cap |= FSCTL_NET_IFACE_RSS_CAPABLE;
+ } else if (strequal(val, "RDMA")) {
+ *cap |= FSCTL_NET_IFACE_RDMA_CAPABLE;
+ } else {
+ DBG_WARNING("Capability unknown: "
+ "'%s'\n", val);
+ }
+ } else if (strequal_m(key, "if_index")) {
+ *if_index = (uint32_t)smb_strtoul(val,
+ NULL,
+ 0,
+ &error,
+ SMB_STR_STANDARD);
+ if (error != 0) {
+ DBG_DEBUG("Invalid key value (%s)\n", val);
+ }
+ } else if (strequal_m(key, "options")) {
+ if (strequal_m(val, "dynamic")) {
+ *options |= IFACE_DYNAMIC_OPTION;
+ } else if (strequal_m(val, "nodynamic")) {
+ *options &= ~IFACE_DYNAMIC_OPTION;
+ } else {
+ DBG_WARNING("Options unknown: "
+ "'%s'\n", val);
+ }
+ } else {
+ DBG_DEBUG("Key unknown: '%s'\n", key);
+ }
+ }
+
+ key = next_key;
+ }
+}
+
/****************************************************************************
Interpret a single element from a interfaces= config line.
3) IP/masklen
4) ip/mask
5) bcast/mask
+
+ Additional information for an interface can be specified with
+ this extended syntax:
+
+ "interface[;key1=value1[,key2=value2[...]]]"
+
+ Note: The double quoting is important for the
+ smb.conf parser! Otherwise the ';' and ',' separates
+ two interfaces.
+
+ where
+ - keys known: 'speed', 'capability', 'if_index'
+ - speed is in bits per second
+ - capabilities known: 'RSS', 'RDMA'
+ - if_index should be used with care, because
+ these indexes should not conicide with indexes
+ the kernel sets...
+
+ Note: The specified values overwrite the autodetected values!
+
****************************************************************************/
static void interpret_interface(char *token)
int i;
bool added=false;
bool goodaddr = false;
+ uint64_t speed = 0;
+ uint32_t cap = FSCTL_NET_IFACE_NONE_CAPABLE;
+ uint32_t if_index = 0;
+ bool speed_set = false;
+ bool cap_set = false;
+ bool if_index_set = false;
+ uint32_t options = IFACE_NONE_OPTION;
+ bool options_set = false;
+
+ /*
+ * extract speed / capability information if present
+ */
+ p = strchr_m(token, ';');
+ if (p != NULL) {
+ *p++ = 0;
+ parse_extra_info(p, &speed, &cap, &if_index, &options);
+ if (speed != 0) {
+ speed_set = true;
+ }
+ if (cap != FSCTL_NET_IFACE_NONE_CAPABLE) {
+ cap_set = true;
+ }
+ if (if_index != 0) {
+ if_index_set = true;
+ }
+ if (options != IFACE_NONE_OPTION) {
+ options_set = true;
+ }
+ }
/* first check if it is an interface name */
for (i=0;i<total_probed;i++) {
if (gen_fnmatch(token, probed_ifaces[i].name) == 0) {
+ if (speed_set) {
+ probed_ifaces[i].linkspeed = speed;
+ }
+ if (cap_set) {
+ probed_ifaces[i].capability = cap;
+ }
+ if (if_index_set) {
+ probed_ifaces[i].if_index = if_index;
+ }
+ if (options_set) {
+ probed_ifaces[i].options = options;
+ }
add_interface(&probed_ifaces[i]);
added = true;
}
if (sockaddr_equal((struct sockaddr *)&ss,
(struct sockaddr *)&probed_ifaces[i].ip))
{
+ if (speed_set) {
+ probed_ifaces[i].linkspeed = speed;
+ }
+ if (cap_set) {
+ probed_ifaces[i].capability = cap;
+ }
+ if (if_index_set) {
+ probed_ifaces[i].if_index = if_index;
+ }
+ if (options_set) {
+ probed_ifaces[i].options = options;
+ }
add_interface(&probed_ifaces[i]);
return;
}
return;
}
} else {
- char *endp = NULL;
- unsigned long val = strtoul(p, &endp, 0);
- if (p == endp || (endp && *endp != '\0')) {
+ int error = 0;
+ unsigned long val;
+
+ val = smb_strtoul(p, NULL, 0, &error, SMB_STR_FULL_STR_CONV);
+ if (error != 0) {
DEBUG(2,("interpret_interface: "
"can't determine netmask value from %s\n",
p));
"config file on interface %s\n",
p,
probed_ifaces[i].name));
+ if (speed_set) {
+ probed_ifaces[i].linkspeed = speed;
+ }
+ if (cap_set) {
+ probed_ifaces[i].capability = cap;
+ }
+ if (if_index_set) {
+ probed_ifaces[i].if_index = if_index;
+ }
+ if (options_set) {
+ probed_ifaces[i].options = options;
+ }
add_interface(&probed_ifaces[i]);
probed_ifaces[i].netmask = saved_mask;
return;
ifs.ip = ss;
ifs.netmask = ss_mask;
ifs.bcast = ss_bcast;
+ if (if_index_set) {
+ ifs.if_index = if_index;
+ }
+ if (speed_set) {
+ ifs.linkspeed = speed;
+ } else {
+ ifs.linkspeed = 1000 * 1000 * 1000;
+ }
+ ifs.capability = cap;
+ ifs.options = options;
add_interface(&ifs);
}
TALLOC_FREE(ifaces);
return ret;
}
+
+/****************************************************************************
+ Return True if interface exists for given interface index
+**************************************************************************/
+
+bool interface_ifindex_exists(int if_index)
+{
+ struct interface *i;
+
+ for (i = local_interfaces; i != NULL; i = i->next) {
+ if (i->if_index == if_index) {
+ return true;
+ }
+ }
+
+ return false;
+}