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fix slice memory allocation optimization

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This commit is contained in:
bonedaddy 2020-12-22 17:20:58 -08:00
commit 08cad808ef
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GPG key ID: 5386234333106B29
2 changed files with 5 additions and 5 deletions
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6
network/wifi.go
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@ -72,7 +72,7 @@ func (w *WiFi) MarshalJSON() ([]byte, error) {
doc := wifiJSON{ doc := wifiJSON{
// we know the length so preallocate to reduce memory allocations // we know the length so preallocate to reduce memory allocations
AccessPoints: make([]*AccessPoint, len(w.aps)), AccessPoints: make([]*AccessPoint, 0, len(w.aps)),
} }
for _, ap := range w.aps { for _, ap := range w.aps {
@ -95,7 +95,7 @@ func (w *WiFi) Stations() (list []*Station) {
w.RLock() w.RLock()
defer w.RUnlock() defer w.RUnlock()
list = make([]*Station, len(w.aps)) list = make([]*Station, 0, len(w.aps))
for _, ap := range w.aps { for _, ap := range w.aps {
list = append(list, ap.Station) list = append(list, ap.Station)
@ -107,7 +107,7 @@ func (w *WiFi) List() (list []*AccessPoint) {
w.RLock() w.RLock()
defer w.RUnlock() defer w.RUnlock()
list = make([]*AccessPoint, len(w.aps)) list = make([]*AccessPoint, 0, len(w.aps))
for _, ap := range w.aps { for _, ap := range w.aps {
list = append(list, ap) list = append(list, ap)

4
network/wifi_ap.go
View file

@ -37,7 +37,7 @@ func (ap *AccessPoint) MarshalJSON() ([]byte, error) {
doc := apJSON{ doc := apJSON{
Station: ap.Station, Station: ap.Station,
Clients: make([]*Station, len(ap.clients)), Clients: make([]*Station, 0, len(ap.clients)),
Handshake: ap.withKeyMaterial, Handshake: ap.withKeyMaterial,
} }
@ -106,7 +106,7 @@ func (ap *AccessPoint) Clients() (list []*Station) {
ap.RLock() ap.RLock()
defer ap.RUnlock() defer ap.RUnlock()
list = make([]*Station, len(ap.clients)) list = make([]*Station, 0, len(ap.clients))
for _, c := range ap.clients { for _, c := range ap.clients {
list = append(list, c) list = append(list, c)
} }