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mirror of https://git.kernel.org/pub/scm/network/wireless/iwd.git synced 2024-12-22 21:22:37 +01:00

manager: Simplify manager_parse_wiphy_id

using nl80211_get_attrs
This commit is contained in:
Denis Kenzior 2019-09-19 21:35:55 -05:00
parent 2772845a7b
commit d400c7f303
2 changed files with 22 additions and 28 deletions

View File

@ -462,35 +462,24 @@ static uint32_t manager_parse_ifindex(struct l_genl_msg *msg)
return ifindex;
}
static uint32_t manager_parse_wiphy_id(struct l_genl_attr *attr)
static uint32_t manager_parse_wiphy_id(struct l_genl_msg *msg)
{
uint16_t type, len;
const void *data;
uint32_t wiphy;
while (l_genl_attr_next(attr, &type, &len, &data)) {
if (type != NL80211_ATTR_WIPHY)
continue;
if (nl80211_parse_attrs(msg, NL80211_ATTR_WIPHY, &wiphy,
NL80211_ATTR_UNSPEC) < 0)
return -1;
if (len != sizeof(uint32_t))
break;
return *((uint32_t *) data);
}
return -1;
return wiphy;
}
static void manager_del_wiphy_event(struct l_genl_msg *msg)
{
struct wiphy_setup_state *state;
struct wiphy *wiphy;
struct l_genl_attr attr;
uint32_t id;
if (!l_genl_attr_init(&attr, msg))
return;
id = manager_parse_wiphy_id(&attr);
id = manager_parse_wiphy_id(msg);
state = manager_find_pending(id);
if (state) {
@ -509,14 +498,10 @@ static void manager_interface_dump_callback(struct l_genl_msg *msg,
void *user_data)
{
struct wiphy_setup_state *state;
struct l_genl_attr attr;
l_debug("");
if (!l_genl_attr_init(&attr, msg))
return;
state = manager_find_pending(manager_parse_wiphy_id(&attr));
state = manager_find_pending(manager_parse_wiphy_id(msg));
if (!state)
return;
@ -557,7 +542,6 @@ static void manager_wiphy_dump_callback(struct l_genl_msg *msg, void *user_data)
static void manager_new_wiphy_event(struct l_genl_msg *msg)
{
struct l_genl_attr attr;
unsigned int wiphy_cmd_id;
unsigned int iface_cmd_id;
uint32_t wiphy_id;
@ -565,10 +549,7 @@ static void manager_new_wiphy_event(struct l_genl_msg *msg)
if (!pending_wiphys)
return;
if (!l_genl_attr_init(&attr, msg))
return;
wiphy_id = manager_parse_wiphy_id(&attr);
wiphy_id = manager_parse_wiphy_id(msg);
/*
* Until fixed, a NEW_WIPHY event will not include all the information
* that may be available, but a dump will. Because of this we do both

View File

@ -49,11 +49,24 @@ static bool extract_ifindex(const void *data, uint16_t len, void *o)
return true;
}
static bool extract_uint32(const void *data, uint16_t len, void *o)
{
uint32_t *out = o;
if (len != 4)
return false;
*out = l_get_u32(data);
return true;
}
static attr_handler handler_for_type(enum nl80211_attrs type)
{
switch (type) {
case NL80211_ATTR_IFINDEX:
return extract_ifindex;
case NL80211_ATTR_WIPHY:
return extract_uint32;
default:
break;
}