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core: add nm_device_get_permanent_hw_address_full() function

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This is a partial cherry-pick from commit 5912b2f9a1.
This commit is contained in:
Thomas Haller 2016-10-13 15:56:13 +02:00
parent 977fbf7089
commit b071c91eef
2 changed files with 26 additions and 8 deletions
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32
src/devices/nm-device.c
View file

@ -11609,8 +11609,10 @@ nm_device_update_permanent_hw_address (NMDevice *self)
success_read = nm_platform_link_get_permanent_address (NM_PLATFORM_GET, priv->ifindex, buf, &len);
if (!success_read || len != priv->hw_addr_len) {
/* Fall back to current address. We use the fake address and keep it
* until the device unrealizes.
priv->hw_addr_perm_fake = TRUE;
/* we failed to read a permanent MAC address, thus we use a fake address,
* that is the current MAC address of the device.
*
* In some cases it might be necessary to know whether this is a "real" or
* a temporary address (fake). */
@ -11619,14 +11621,16 @@ nm_device_update_permanent_hw_address (NMDevice *self)
? "read HW addr length of permanent MAC address differs"
: "unable to read permanent MAC address",
priv->hw_addr);
priv->hw_addr_perm_fake = TRUE;
priv->hw_addr_perm = g_strdup (priv->hw_addr);
} else {
priv->hw_addr_perm_fake = FALSE;
priv->hw_addr_perm = nm_utils_hwaddr_ntoa (buf, len);
_LOGD (LOGD_DEVICE, "hw-addr: read permanent MAC address '%s'",
priv->hw_addr_perm);
goto out;
}
priv->hw_addr_perm_fake = FALSE;
priv->hw_addr_perm = nm_utils_hwaddr_ntoa (buf, len);
_LOGD (LOGD_DEVICE, "hw-addr: read permanent MAC address '%s'",
priv->hw_addr_perm);
out:
_notify (self, PROP_PERM_HW_ADDRESS);
}
@ -11962,6 +11966,18 @@ nm_device_hw_addr_reset (NMDevice *self, const char *detail)
return _hw_addr_set (self, addr, "reset", detail);
}
const char *
nm_device_get_permanent_hw_address_full (NMDevice *self, gboolean *out_is_fake)
{
NMDevicePrivate *priv;
g_return_val_if_fail (NM_IS_DEVICE (self), NULL);
priv = NM_DEVICE_GET_PRIVATE (self);
NM_SET_OUT (out_is_fake, priv->hw_addr_perm && priv->hw_addr_perm_fake);
return priv->hw_addr_perm;
}
const char *
nm_device_get_permanent_hw_address (NMDevice *self, gboolean fallback_fake)
{

2
src/devices/nm-device.h
View file

@ -366,6 +366,8 @@ guint32 nm_device_get_ip6_route_metric (NMDevice *dev);
const char * nm_device_get_hw_address (NMDevice *dev);
const char * nm_device_get_permanent_hw_address (NMDevice *dev,
gboolean fallback_fake);
const char * nm_device_get_permanent_hw_address_full (NMDevice *self,
gboolean *out_is_fake);
const char * nm_device_get_initial_hw_address (NMDevice *dev);
NMDhcp4Config * nm_device_get_dhcp4_config (NMDevice *dev);