mbed official / USBHostWANDongle

USB Host WAN Dongle library

Fork of USBHostWANDongle_bleedingedge by Donatien Garnier

USBHost/USBDeviceConnected.cpp@0:ae46a0638b2c, 2012-05-24 (annotated)

Committer:
donatien
Date:
Thu May 24 16:39:35 2012 +0000
Revision:
0:ae46a0638b2c
Child:
2:a8b2d0cd9bbd
Initial Commit

Who changed what in which revision?

UserRevisionLine numberNew contents of line
donatien 0:ae46a0638b2c 1 /* Copyright (c) 2010-2011 mbed.org, MIT License
donatien 0:ae46a0638b2c 2 *
donatien 0:ae46a0638b2c 3 * Permission is hereby granted, free of charge, to any person obtaining a copy of this software
donatien 0:ae46a0638b2c 4 * and associated documentation files (the "Software"), to deal in the Software without
donatien 0:ae46a0638b2c 5 * restriction, including without limitation the rights to use, copy, modify, merge, publish,
donatien 0:ae46a0638b2c 6 * distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the
donatien 0:ae46a0638b2c 7 * Software is furnished to do so, subject to the following conditions:
donatien 0:ae46a0638b2c 8 *
donatien 0:ae46a0638b2c 9 * The above copyright notice and this permission notice shall be included in all copies or
donatien 0:ae46a0638b2c 10 * substantial portions of the Software.
donatien 0:ae46a0638b2c 11 *
donatien 0:ae46a0638b2c 12 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING
donatien 0:ae46a0638b2c 13 * BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
donatien 0:ae46a0638b2c 14 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
donatien 0:ae46a0638b2c 15 * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
donatien 0:ae46a0638b2c 16 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
donatien 0:ae46a0638b2c 17 */
donatien 0:ae46a0638b2c 18
donatien 0:ae46a0638b2c 19 #include "USBDeviceConnected.h"
donatien 0:ae46a0638b2c 20
donatien 0:ae46a0638b2c 21 USBDeviceConnected::USBDeviceConnected() {
donatien 0:ae46a0638b2c 22 init();
donatien 0:ae46a0638b2c 23 }
donatien 0:ae46a0638b2c 24
donatien 0:ae46a0638b2c 25 void USBDeviceConnected::init() {
donatien 0:ae46a0638b2c 26 hub = 0;
donatien 0:ae46a0638b2c 27 port = 0;
donatien 0:ae46a0638b2c 28 vid = 0;
donatien 0:ae46a0638b2c 29 pid = 0;
donatien 0:ae46a0638b2c 30 nb_interf = 0;
donatien 0:ae46a0638b2c 31 enumerated = false;
donatien 0:ae46a0638b2c 32 activeAddr = false;
donatien 0:ae46a0638b2c 33 sizeControlEndpoint = 8;
donatien 0:ae46a0638b2c 34 device_class = 0;
donatien 0:ae46a0638b2c 35 device_subclass = 0;
donatien 0:ae46a0638b2c 36 proto = 0;
donatien 0:ae46a0638b2c 37 speed = false;
donatien 0:ae46a0638b2c 38 for (int i = 0; i < MAX_INTF; i++) {
donatien 0:ae46a0638b2c 39 memset((void *)&intf[i], 0, sizeof(INTERFACE));
donatien 0:ae46a0638b2c 40 intf[i].in_use = false;
donatien 0:ae46a0638b2c 41 for (int j = 0; j < MAX_ENDPOINT_PER_INTERFACE; j++) {
donatien 0:ae46a0638b2c 42 intf[i].ep[j] = NULL;
donatien 0:ae46a0638b2c 43 }
donatien 0:ae46a0638b2c 44 }
donatien 0:ae46a0638b2c 45 }
donatien 0:ae46a0638b2c 46
donatien 0:ae46a0638b2c 47 INTERFACE * USBDeviceConnected::getInterface(uint8_t index) {
donatien 0:ae46a0638b2c 48 if (index >= MAX_INTF) {
donatien 0:ae46a0638b2c 49 return NULL;
donatien 0:ae46a0638b2c 50 }
donatien 0:ae46a0638b2c 51 return &intf[index];
donatien 0:ae46a0638b2c 52 }
donatien 0:ae46a0638b2c 53
donatien 0:ae46a0638b2c 54 bool USBDeviceConnected::addInterface(uint8_t intf_nb, uint8_t intf_class, uint8_t intf_subclass, uint8_t intf_protocol) {
donatien 0:ae46a0638b2c 55 if ((intf_nb >= MAX_INTF) || (intf[intf_nb].in_use)) {
donatien 0:ae46a0638b2c 56 return false;
donatien 0:ae46a0638b2c 57 }
donatien 0:ae46a0638b2c 58 intf[intf_nb].in_use = true;
donatien 0:ae46a0638b2c 59 intf[intf_nb].intf_class = intf_class;
donatien 0:ae46a0638b2c 60 intf[intf_nb].intf_subclass = intf_subclass;
donatien 0:ae46a0638b2c 61 intf[intf_nb].intf_protocol = intf_protocol;
donatien 0:ae46a0638b2c 62 intf[intf_nb].nb_endpoint = 0;
donatien 0:ae46a0638b2c 63 nb_interf++;
donatien 0:ae46a0638b2c 64 return true;
donatien 0:ae46a0638b2c 65 }
donatien 0:ae46a0638b2c 66
donatien 0:ae46a0638b2c 67 bool USBDeviceConnected::addEndpoint(uint8_t intf_nb, Endpoint * ept) {
donatien 0:ae46a0638b2c 68 if ((intf_nb >= MAX_INTF) || (intf[intf_nb].in_use == false) || (intf[intf_nb].nb_endpoint >= MAX_ENDPOINT_PER_INTERFACE)) {
donatien 0:ae46a0638b2c 69 return false;
donatien 0:ae46a0638b2c 70 }
donatien 0:ae46a0638b2c 71 intf[intf_nb].nb_endpoint++;
donatien 0:ae46a0638b2c 72
donatien 0:ae46a0638b2c 73 for (int i = 0; i < MAX_ENDPOINT_PER_INTERFACE; i++) {
donatien 0:ae46a0638b2c 74 if (intf[intf_nb].ep[i] == NULL) {
donatien 0:ae46a0638b2c 75 intf[intf_nb].ep[i] = ept;
donatien 0:ae46a0638b2c 76 return true;
donatien 0:ae46a0638b2c 77 }
donatien 0:ae46a0638b2c 78 }
donatien 0:ae46a0638b2c 79 return false;
donatien 0:ae46a0638b2c 80 }
donatien 0:ae46a0638b2c 81
donatien 0:ae46a0638b2c 82 void USBDeviceConnected::init(uint8_t hub, uint8_t port, bool lowSpeed) {
donatien 0:ae46a0638b2c 83 init();
donatien 0:ae46a0638b2c 84 this->hub = hub;
donatien 0:ae46a0638b2c 85 this->port = port;
donatien 0:ae46a0638b2c 86 this->speed = lowSpeed;
donatien 0:ae46a0638b2c 87 }
donatien 0:ae46a0638b2c 88
donatien 0:ae46a0638b2c 89 void USBDeviceConnected::disconnect() {
donatien 0:ae46a0638b2c 90 for(int i = 0; i < nb_interf; i++) {
donatien 0:ae46a0638b2c 91 intf[i].detach.call();
donatien 0:ae46a0638b2c 92 }
donatien 0:ae46a0638b2c 93 init();
donatien 0:ae46a0638b2c 94 }
donatien 0:ae46a0638b2c 95
donatien 0:ae46a0638b2c 96
donatien 0:ae46a0638b2c 97
donatien 0:ae46a0638b2c 98 Endpoint * USBDeviceConnected::getEndpoint(uint8_t intf_nb, ENDPOINT_TYPE type, ENDPOINT_DIRECTION dir) {
donatien 0:ae46a0638b2c 99 if (intf_nb >= MAX_INTF) {
donatien 0:ae46a0638b2c 100 return NULL;
donatien 0:ae46a0638b2c 101 }
donatien 0:ae46a0638b2c 102 for (int i = 0; i < MAX_ENDPOINT_PER_INTERFACE; i++) {
donatien 0:ae46a0638b2c 103 if ((intf[intf_nb].ep[i]->getType() == type) && (intf[intf_nb].ep[i]->getDir() == dir)) {
donatien 0:ae46a0638b2c 104 return intf[intf_nb].ep[i];
donatien 0:ae46a0638b2c 105 }
donatien 0:ae46a0638b2c 106 }
donatien 0:ae46a0638b2c 107 return NULL;
donatien 0:ae46a0638b2c 108 }
donatien 0:ae46a0638b2c 109
donatien 0:ae46a0638b2c 110 Endpoint * USBDeviceConnected::getEndpoint(uint8_t intf_nb, uint8_t index) {
donatien 0:ae46a0638b2c 111 if ((intf_nb >= MAX_INTF) || (index >= MAX_ENDPOINT_PER_INTERFACE)) {
donatien 0:ae46a0638b2c 112 return NULL;
donatien 0:ae46a0638b2c 113 }
donatien 0:ae46a0638b2c 114 return intf[intf_nb].ep[index];
donatien 0:ae46a0638b2c 115 }