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/* mbed USBHost Library
* Copyright (c) 2006-2013 ARM Limited
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include "USBDeviceConnected.h"
#include "dbg.h"
USBDeviceConnected::USBDeviceConnected() {
init();
}
void USBDeviceConnected::init() {
hub_nb = 0;
port = 0;
vid = 0;
pid = 0;
nb_interf = 0;
enumerated = false;
activeAddr = false;
sizeControlEndpoint = 8;
device_class = 0;
device_subclass = 0;
proto = 0;
speed = false;
for (int i = 0; i < MAX_INTF; i++) {
memset((void *)&intf[i], 0, sizeof(INTERFACE));
intf[i].in_use = false;
for (int j = 0; j < MAX_ENDPOINT_PER_INTERFACE; j++) {
intf[i].ep[j] = NULL;
strcpy(intf[i].name, "Unknown");
}
}
hub_parent = NULL;
hub = NULL;
nb_interf = 0;
}
INTERFACE * USBDeviceConnected::getInterface(uint8_t index) {
if (index >= MAX_INTF)
return NULL;
if (intf[index].in_use)
return &intf[index];
return NULL;
}
bool USBDeviceConnected::addInterface(uint8_t intf_nb, uint8_t intf_class, uint8_t intf_subclass, uint8_t intf_protocol) {
if ((intf_nb >= MAX_INTF) || (intf[intf_nb].in_use)) {
return false;
}
intf[intf_nb].in_use = true;
intf[intf_nb].intf_class = intf_class;
intf[intf_nb].intf_subclass = intf_subclass;
intf[intf_nb].intf_protocol = intf_protocol;
intf[intf_nb].nb_endpoint = 0;
return true;
}
bool USBDeviceConnected::addEndpoint(uint8_t intf_nb, USBEndpoint * ept) {
if ((intf_nb >= MAX_INTF) || (intf[intf_nb].in_use == false) || (intf[intf_nb].nb_endpoint >= MAX_ENDPOINT_PER_INTERFACE)) {
return false;
}
intf[intf_nb].nb_endpoint++;
for (int i = 0; i < MAX_ENDPOINT_PER_INTERFACE; i++) {
if (intf[intf_nb].ep[i] == NULL) {
intf[intf_nb].ep[i] = ept;
return true;
}
}
return false;
}
void USBDeviceConnected::init(uint8_t hub_, uint8_t port_, bool lowSpeed_) {
USB_DBG("init dev: %p", this);
init();
hub_nb = hub_;
port = port_;
speed = lowSpeed_;
}
void USBDeviceConnected::disconnect() {
for(int i = 0; i < MAX_INTF; i++) {
intf[i].detach.call();
}
init();
}
USBEndpoint * USBDeviceConnected::getEndpoint(uint8_t intf_nb, ENDPOINT_TYPE type, ENDPOINT_DIRECTION dir, uint8_t index) {
if (intf_nb >= MAX_INTF) {
return NULL;
}
for (int i = 0; i < MAX_ENDPOINT_PER_INTERFACE; i++) {
if ((intf[intf_nb].ep[i]->getType() == type) && (intf[intf_nb].ep[i]->getDir() == dir)) {
if(index) {
index--;
} else {
return intf[intf_nb].ep[i];
}
}
}
return NULL;
}
USBEndpoint * USBDeviceConnected::getEndpoint(uint8_t intf_nb, uint8_t index) {
if ((intf_nb >= MAX_INTF) || (index >= MAX_ENDPOINT_PER_INTERFACE)) {
return NULL;
}
return intf[intf_nb].ep[index];
}
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