MyUSBHost library
Fork of USBHost by
USBHost/USBDeviceConnected.cpp@0:a554658735bf, 2013-03-06 (annotated)
- Committer:
- mbed_official
- Date:
- Wed Mar 06 16:27:14 2013 +0000
- Revision:
- 0:a554658735bf
- Child:
- 4:b320d68e98e7
first commit
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
mbed_official | 0:a554658735bf | 1 | /* Copyright (c) 2010-2012 mbed.org, MIT License |
mbed_official | 0:a554658735bf | 2 | * |
mbed_official | 0:a554658735bf | 3 | * Permission is hereby granted, free of charge, to any person obtaining a copy of this software |
mbed_official | 0:a554658735bf | 4 | * and associated documentation files (the "Software"), to deal in the Software without |
mbed_official | 0:a554658735bf | 5 | * restriction, including without limitation the rights to use, copy, modify, merge, publish, |
mbed_official | 0:a554658735bf | 6 | * distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the |
mbed_official | 0:a554658735bf | 7 | * Software is furnished to do so, subject to the following conditions: |
mbed_official | 0:a554658735bf | 8 | * |
mbed_official | 0:a554658735bf | 9 | * The above copyright notice and this permission notice shall be included in all copies or |
mbed_official | 0:a554658735bf | 10 | * substantial portions of the Software. |
mbed_official | 0:a554658735bf | 11 | * |
mbed_official | 0:a554658735bf | 12 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING |
mbed_official | 0:a554658735bf | 13 | * BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND |
mbed_official | 0:a554658735bf | 14 | * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, |
mbed_official | 0:a554658735bf | 15 | * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, |
mbed_official | 0:a554658735bf | 16 | * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. |
mbed_official | 0:a554658735bf | 17 | */ |
mbed_official | 0:a554658735bf | 18 | |
mbed_official | 0:a554658735bf | 19 | #include "USBDeviceConnected.h" |
mbed_official | 0:a554658735bf | 20 | #include "dbg.h" |
mbed_official | 0:a554658735bf | 21 | |
mbed_official | 0:a554658735bf | 22 | USBDeviceConnected::USBDeviceConnected() { |
mbed_official | 0:a554658735bf | 23 | init(); |
mbed_official | 0:a554658735bf | 24 | } |
mbed_official | 0:a554658735bf | 25 | |
mbed_official | 0:a554658735bf | 26 | void USBDeviceConnected::init() { |
mbed_official | 0:a554658735bf | 27 | hub_nb = 0; |
mbed_official | 0:a554658735bf | 28 | port = 0; |
mbed_official | 0:a554658735bf | 29 | vid = 0; |
mbed_official | 0:a554658735bf | 30 | pid = 0; |
mbed_official | 0:a554658735bf | 31 | nb_interf = 0; |
mbed_official | 0:a554658735bf | 32 | enumerated = false; |
mbed_official | 0:a554658735bf | 33 | activeAddr = false; |
mbed_official | 0:a554658735bf | 34 | sizeControlEndpoint = 8; |
mbed_official | 0:a554658735bf | 35 | device_class = 0; |
mbed_official | 0:a554658735bf | 36 | device_subclass = 0; |
mbed_official | 0:a554658735bf | 37 | proto = 0; |
mbed_official | 0:a554658735bf | 38 | speed = false; |
mbed_official | 0:a554658735bf | 39 | strcpy(name, "Unknown"); |
mbed_official | 0:a554658735bf | 40 | for (int i = 0; i < MAX_INTF; i++) { |
mbed_official | 0:a554658735bf | 41 | memset((void *)&intf[i], 0, sizeof(INTERFACE)); |
mbed_official | 0:a554658735bf | 42 | intf[i].in_use = false; |
mbed_official | 0:a554658735bf | 43 | for (int j = 0; j < MAX_ENDPOINT_PER_INTERFACE; j++) { |
mbed_official | 0:a554658735bf | 44 | intf[i].ep[j] = NULL; |
mbed_official | 0:a554658735bf | 45 | } |
mbed_official | 0:a554658735bf | 46 | } |
mbed_official | 0:a554658735bf | 47 | hub_parent = NULL; |
mbed_official | 0:a554658735bf | 48 | hub = NULL; |
mbed_official | 0:a554658735bf | 49 | } |
mbed_official | 0:a554658735bf | 50 | |
mbed_official | 0:a554658735bf | 51 | INTERFACE * USBDeviceConnected::getInterface(uint8_t index) { |
mbed_official | 0:a554658735bf | 52 | if (index >= MAX_INTF) { |
mbed_official | 0:a554658735bf | 53 | return NULL; |
mbed_official | 0:a554658735bf | 54 | } |
mbed_official | 0:a554658735bf | 55 | return &intf[index]; |
mbed_official | 0:a554658735bf | 56 | } |
mbed_official | 0:a554658735bf | 57 | |
mbed_official | 0:a554658735bf | 58 | bool USBDeviceConnected::addInterface(uint8_t intf_nb, uint8_t intf_class, uint8_t intf_subclass, uint8_t intf_protocol) { |
mbed_official | 0:a554658735bf | 59 | if ((intf_nb >= MAX_INTF) || (intf[intf_nb].in_use)) { |
mbed_official | 0:a554658735bf | 60 | return false; |
mbed_official | 0:a554658735bf | 61 | } |
mbed_official | 0:a554658735bf | 62 | intf[intf_nb].in_use = true; |
mbed_official | 0:a554658735bf | 63 | intf[intf_nb].intf_class = intf_class; |
mbed_official | 0:a554658735bf | 64 | intf[intf_nb].intf_subclass = intf_subclass; |
mbed_official | 0:a554658735bf | 65 | intf[intf_nb].intf_protocol = intf_protocol; |
mbed_official | 0:a554658735bf | 66 | intf[intf_nb].nb_endpoint = 0; |
mbed_official | 0:a554658735bf | 67 | nb_interf++; |
mbed_official | 0:a554658735bf | 68 | return true; |
mbed_official | 0:a554658735bf | 69 | } |
mbed_official | 0:a554658735bf | 70 | |
mbed_official | 0:a554658735bf | 71 | bool USBDeviceConnected::addEndpoint(uint8_t intf_nb, USBEndpoint * ept) { |
mbed_official | 0:a554658735bf | 72 | if ((intf_nb >= MAX_INTF) || (intf[intf_nb].in_use == false) || (intf[intf_nb].nb_endpoint >= MAX_ENDPOINT_PER_INTERFACE)) { |
mbed_official | 0:a554658735bf | 73 | return false; |
mbed_official | 0:a554658735bf | 74 | } |
mbed_official | 0:a554658735bf | 75 | intf[intf_nb].nb_endpoint++; |
mbed_official | 0:a554658735bf | 76 | |
mbed_official | 0:a554658735bf | 77 | for (int i = 0; i < MAX_ENDPOINT_PER_INTERFACE; i++) { |
mbed_official | 0:a554658735bf | 78 | if (intf[intf_nb].ep[i] == NULL) { |
mbed_official | 0:a554658735bf | 79 | intf[intf_nb].ep[i] = ept; |
mbed_official | 0:a554658735bf | 80 | return true; |
mbed_official | 0:a554658735bf | 81 | } |
mbed_official | 0:a554658735bf | 82 | } |
mbed_official | 0:a554658735bf | 83 | return false; |
mbed_official | 0:a554658735bf | 84 | } |
mbed_official | 0:a554658735bf | 85 | |
mbed_official | 0:a554658735bf | 86 | void USBDeviceConnected::init(uint8_t hub_, uint8_t port_, bool lowSpeed_) { |
mbed_official | 0:a554658735bf | 87 | USB_DBG("init dev: %p", this); |
mbed_official | 0:a554658735bf | 88 | init(); |
mbed_official | 0:a554658735bf | 89 | hub_nb = hub_; |
mbed_official | 0:a554658735bf | 90 | port = port_; |
mbed_official | 0:a554658735bf | 91 | speed = lowSpeed_; |
mbed_official | 0:a554658735bf | 92 | } |
mbed_official | 0:a554658735bf | 93 | |
mbed_official | 0:a554658735bf | 94 | void USBDeviceConnected::disconnect() { |
mbed_official | 0:a554658735bf | 95 | for(int i = 0; i < nb_interf; i++) { |
mbed_official | 0:a554658735bf | 96 | intf[i].detach.call(); |
mbed_official | 0:a554658735bf | 97 | } |
mbed_official | 0:a554658735bf | 98 | init(); |
mbed_official | 0:a554658735bf | 99 | } |
mbed_official | 0:a554658735bf | 100 | |
mbed_official | 0:a554658735bf | 101 | |
mbed_official | 0:a554658735bf | 102 | USBEndpoint * USBDeviceConnected::getEndpoint(uint8_t intf_nb, ENDPOINT_TYPE type, ENDPOINT_DIRECTION dir, uint8_t index) { |
mbed_official | 0:a554658735bf | 103 | if (intf_nb >= MAX_INTF) { |
mbed_official | 0:a554658735bf | 104 | return NULL; |
mbed_official | 0:a554658735bf | 105 | } |
mbed_official | 0:a554658735bf | 106 | for (int i = 0; i < MAX_ENDPOINT_PER_INTERFACE; i++) { |
mbed_official | 0:a554658735bf | 107 | if ((intf[intf_nb].ep[i]->getType() == type) && (intf[intf_nb].ep[i]->getDir() == dir)) { |
mbed_official | 0:a554658735bf | 108 | if(index) { |
mbed_official | 0:a554658735bf | 109 | index--; |
mbed_official | 0:a554658735bf | 110 | } else { |
mbed_official | 0:a554658735bf | 111 | return intf[intf_nb].ep[i]; |
mbed_official | 0:a554658735bf | 112 | } |
mbed_official | 0:a554658735bf | 113 | } |
mbed_official | 0:a554658735bf | 114 | } |
mbed_official | 0:a554658735bf | 115 | return NULL; |
mbed_official | 0:a554658735bf | 116 | } |
mbed_official | 0:a554658735bf | 117 | |
mbed_official | 0:a554658735bf | 118 | USBEndpoint * USBDeviceConnected::getEndpoint(uint8_t intf_nb, uint8_t index) { |
mbed_official | 0:a554658735bf | 119 | if ((intf_nb >= MAX_INTF) || (index >= MAX_ENDPOINT_PER_INTERFACE)) { |
mbed_official | 0:a554658735bf | 120 | return NULL; |
mbed_official | 0:a554658735bf | 121 | } |
mbed_official | 0:a554658735bf | 122 | return intf[intf_nb].ep[index]; |
mbed_official | 0:a554658735bf | 123 | } |
mbed_official | 0:a554658735bf | 124 |