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platform: add to_string functions for libnl objects

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Signed-off-by: Thomas Haller <thaller@redhat.com>
This commit is contained in:
Thomas Haller
2014-02-17 14:20:44 +01:00
parent 6a97ca06ff
commit 5e935dfd15
1 changed files with 92 additions and 4 deletions
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96
src/platform/nm-linux-platform.c
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@@ -76,6 +76,8 @@ typedef struct {
G_DEFINE_TYPE (NMLinuxPlatform, nm_linux_platform, NM_TYPE_PLATFORM)
static const char *to_string_object (NMPlatform *platform, struct nl_object *obj);
void
nm_linux_platform_setup (void)
{
@@ -999,6 +1001,92 @@ init_ip6_route (NMPlatformIP6Route *route, struct rtnl_route *rtnlroute)
return TRUE;
}
static char to_string_buffer[255];
#define SET_AND_RETURN_STRING_BUFFER(...) \
G_STMT_START { \
g_snprintf (to_string_buffer, sizeof (to_string_buffer), ## __VA_ARGS__); \
g_return_val_if_reached (to_string_buffer); \
return to_string_buffer; \
} G_STMT_END
static const char *
to_string_link (NMPlatform *platform, struct rtnl_link *obj)
{
NMPlatformLink pl_obj;
if (init_link (platform, &pl_obj, obj))
return nm_platform_link_to_string (&pl_obj);
SET_AND_RETURN_STRING_BUFFER ("(invalid link %p)", obj);
}
static const char *
to_string_ip4_address (struct rtnl_addr *obj)
{
NMPlatformIP4Address pl_obj;
if (init_ip4_address (&pl_obj, obj))
return nm_platform_ip4_address_to_string (&pl_obj);
SET_AND_RETURN_STRING_BUFFER ("(invalid ip4 address %p)", obj);
}
static const char *
to_string_ip6_address (struct rtnl_addr *obj)
{
NMPlatformIP6Address pl_obj;
if (init_ip6_address (&pl_obj, obj))
return nm_platform_ip6_address_to_string (&pl_obj);
SET_AND_RETURN_STRING_BUFFER ("(invalid ip6 address %p)", obj);
}
static const char *
to_string_ip4_route (struct rtnl_route *obj)
{
NMPlatformIP4Route pl_obj;
if (init_ip4_route (&pl_obj, obj))
return nm_platform_ip4_route_to_string (&pl_obj);
SET_AND_RETURN_STRING_BUFFER ("(invalid ip4 route %p)", obj);
}
static const char *
to_string_ip6_route (struct rtnl_route *obj)
{
NMPlatformIP6Route pl_obj;
if (init_ip6_route (&pl_obj, obj))
return nm_platform_ip6_route_to_string (&pl_obj);
SET_AND_RETURN_STRING_BUFFER ("(invalid ip6 route %p)", obj);
}
static const char *
to_string_object_with_type (NMPlatform *platform, struct nl_object *obj, ObjectType type)
{
switch (type) {
case LINK:
return to_string_link (platform, (struct rtnl_link *) obj);
case IP4_ADDRESS:
return to_string_ip4_address ((struct rtnl_addr *) obj);
case IP6_ADDRESS:
return to_string_ip6_address ((struct rtnl_addr *) obj);
case IP4_ROUTE:
return to_string_ip4_route ((struct rtnl_route *) obj);
case IP6_ROUTE:
return to_string_ip6_route ((struct rtnl_route *) obj);
default:
SET_AND_RETURN_STRING_BUFFER ("(unknown netlink object %p)", obj);
}
}
static const char *
to_string_object (NMPlatform *platform, struct nl_object *obj)
{
return to_string_object_with_type (platform, obj, object_type_from_nl_object (obj));
}
#undef SET_AND_RETURN_STRING_BUFFER
/******************************************************************/
/* Object and cache manipulation */
@@ -1269,7 +1357,7 @@ add_object (NMPlatform *platform, struct nl_object *obj)
case -NLE_EXIST:
break;
default:
error ("Netlink error: %s", nl_geterror (nle));
error ("Netlink error adding %s: %s", to_string_object (platform, object), nl_geterror (nle));
nl_object_dump (object, &dp);
return FALSE;
}
@@ -1325,7 +1413,7 @@ delete_object (NMPlatform *platform, struct nl_object *obj)
}
/* fall-through to error, because we only expect this for addresses. */
default:
error ("Netlink error: %s", nl_geterror (nle));
error ("Netlink error deleting %s: %s", to_string_object (platform, obj), nl_geterror (nle));
return FALSE;
}
@@ -1737,11 +1825,11 @@ link_change (NMPlatform *platform, int ifindex, struct rtnl_link *change)
case -NLE_EXIST:
break;
case -NLE_OBJ_NOTFOUND:
error ("Firmware not found; Netlink error: %s)", nl_geterror (nle));
error ("Firmware not found for changing link %s; Netlink error: %s)", to_string_link (platform, change), nl_geterror (nle));
platform->error = NM_PLATFORM_ERROR_NO_FIRMWARE;
return FALSE;
default:
error ("Netlink error: %s", nl_geterror (nle));
error ("Netlink error changing link %s: %s", to_string_link (platform, change), nl_geterror (nle));
return FALSE;
}