#include "fileio.h"
#include "hashmap.h"
#include "rtnl-util.h"
-#include "net-util.h"
+#include "network-internal.h"
#include "siphash24.h"
struct link_config_ctx {
}
static int load_link(link_config_ctx *ctx, const char *filename) {
- link_config *link;
+ _cleanup_free_ link_config *link = NULL;
_cleanup_fclose_ FILE *file;
int r;
if (errno == ENOENT)
return 0;
else
- return errno;
+ return -errno;
}
link = new0(link_config, 1);
- if (!link) {
- r = log_oom();
- goto failure;
- }
+ if (!link)
+ return log_oom();
link->mac_policy = _MACPOLICY_INVALID;
link->wol = _WOL_INVALID;
(void*) link_config_gperf_lookup, false, false, link);
if (r < 0) {
log_warning("Could not parse config file %s: %s", filename, strerror(-r));
- goto failure;
+ return r;
} else
log_debug("Parsed configuration file %s", filename);
link->filename = strdup(filename);
LIST_PREPEND(links, ctx->links, link);
+ link = NULL;
return 0;
-
-failure:
- free(link);
- return r;
}
static bool enable_name_policy(void) {
if (net_match_config(link->match_mac, link->match_path, link->match_driver,
link->match_type, NULL, link->match_host,
link->match_virt, link->match_kernel, link->match_arch,
- udev_device_get_sysattr_value(device, "address"),
+ ether_aton(udev_device_get_sysattr_value(device, "address")),
udev_device_get_property_value(device, "ID_PATH"),
udev_device_get_driver(udev_device_get_parent(device)),
udev_device_get_property_value(device, "ID_NET_DRIVER"),
return type == 0;
}
-#define HASH_KEY SD_ID128_MAKE(d3,1e,48,fa,90,fe,4b,4c,9d,af,d5,d7,a1,b1,2e,8a)
-
static int get_mac(struct udev_device *device, bool want_random, struct ether_addr *mac) {
int r;
if (want_random)
random_bytes(mac->ether_addr_octet, ETH_ALEN);
else {
- const char *name;
uint8_t result[8];
- size_t l, sz;
- uint8_t *v;
-
- /* fetch some persistent data unique (on this machine) to this device */
- name = udev_device_get_property_value(device, "ID_NET_NAME_ONBOARD");
- if (!name) {
- name = udev_device_get_property_value(device, "ID_NET_NAME_SLOT");
- if (!name) {
- name = udev_device_get_property_value(device, "ID_NET_NAME_PATH");
- if (!name)
- return -ENOENT;
- }
- }
- l = strlen(name);
- sz = sizeof(sd_id128_t) + l;
- v = alloca(sz);
-
- /* fetch some persistent data unique to this machine */
- r = sd_id128_get_machine((sd_id128_t*) v);
+ r = net_get_unique_predictable_data(device, result);
if (r < 0)
return r;
- memcpy(v + sizeof(sd_id128_t), name, l);
-
- /* Let's hash the machine ID plus the device name. We
- * use a fixed, but originally randomly created hash
- * key here. */
- siphash24(result, v, sz, HASH_KEY.bytes);
assert_cc(ETH_ALEN <= sizeof(result));
memcpy(mac->ether_addr_octet, result, ETH_ALEN);