LWIPBP3595Interface library for mbed-os.
Dependents: LWIPBP3595Interface_STA_for_mbed-os
Fork of LWIPBP3595Interface by
LWIPBP3595Interface.cpp@2:c7e325599570, 2016-09-13 (annotated)
- Committer:
- dkato
- Date:
- Tue Sep 13 09:31:41 2016 +0000
- Revision:
- 2:c7e325599570
- Parent:
- 0:a933851e5d22
- Child:
- 3:2ff2514e4fca
Change for mbed-os.
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
tousaki | 0:a933851e5d22 | 1 | /* LWIP implementation of NetworkInterfaceAPI |
tousaki | 0:a933851e5d22 | 2 | * Copyright (c) 2015 ARM Limited |
tousaki | 0:a933851e5d22 | 3 | * |
tousaki | 0:a933851e5d22 | 4 | * Licensed under the Apache License, Version 2.0 (the "License"); |
tousaki | 0:a933851e5d22 | 5 | * you may not use this file except in compliance with the License. |
tousaki | 0:a933851e5d22 | 6 | * You may obtain a copy of the License at |
tousaki | 0:a933851e5d22 | 7 | * |
tousaki | 0:a933851e5d22 | 8 | * http://www.apache.org/licenses/LICENSE-2.0 |
tousaki | 0:a933851e5d22 | 9 | * |
tousaki | 0:a933851e5d22 | 10 | * Unless required by applicable law or agreed to in writing, software |
tousaki | 0:a933851e5d22 | 11 | * distributed under the License is distributed on an "AS IS" BASIS, |
tousaki | 0:a933851e5d22 | 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
tousaki | 0:a933851e5d22 | 13 | * See the License for the specific language governing permissions and |
tousaki | 0:a933851e5d22 | 14 | * limitations under the License. |
tousaki | 0:a933851e5d22 | 15 | */ |
tousaki | 0:a933851e5d22 | 16 | |
tousaki | 0:a933851e5d22 | 17 | #include "LWIPBP3595Interface.h" |
tousaki | 0:a933851e5d22 | 18 | #include "LWIPBP3595Interface_BssType.h" |
dkato | 2:c7e325599570 | 19 | #include "lwip_wifi_stack.h" |
tousaki | 0:a933851e5d22 | 20 | #include "WlanBP3595.h" |
tousaki | 0:a933851e5d22 | 21 | |
tousaki | 0:a933851e5d22 | 22 | static void _wlan_inf_callback(uint8_t ucType, uint16_t usWid, uint16_t usSize, uint8_t *pucData) { |
tousaki | 0:a933851e5d22 | 23 | if ((ucType == 'I') && (usWid == 0x0005)) { |
tousaki | 0:a933851e5d22 | 24 | if (pucData[0] == 0x01) { // CONNECTED |
tousaki | 0:a933851e5d22 | 25 | /* Notify the EthernetInterface driver that WLAN was connected */ |
tousaki | 0:a933851e5d22 | 26 | WlanBP3595_Connected(); |
tousaki | 0:a933851e5d22 | 27 | } else { |
tousaki | 0:a933851e5d22 | 28 | /* Notify the EthernetInterface driver that WLAN was disconnected */ |
tousaki | 0:a933851e5d22 | 29 | WlanBP3595_Disconnected(); |
tousaki | 0:a933851e5d22 | 30 | } |
tousaki | 0:a933851e5d22 | 31 | } |
tousaki | 0:a933851e5d22 | 32 | } |
tousaki | 0:a933851e5d22 | 33 | |
tousaki | 0:a933851e5d22 | 34 | static int _wlan_init() { |
tousaki | 0:a933851e5d22 | 35 | uint32_t status; |
tousaki | 0:a933851e5d22 | 36 | |
tousaki | 0:a933851e5d22 | 37 | /* Initialize WlanBP3595 */ |
tousaki | 0:a933851e5d22 | 38 | if (WlanBP3595_Init(&_wlan_inf_callback) != 0) { |
tousaki | 0:a933851e5d22 | 39 | return -1; |
tousaki | 0:a933851e5d22 | 40 | } |
tousaki | 0:a933851e5d22 | 41 | |
tousaki | 0:a933851e5d22 | 42 | /* Wait until WLAN_BP3595_START timeout 60s */ |
tousaki | 0:a933851e5d22 | 43 | while (1) { |
tousaki | 0:a933851e5d22 | 44 | Thread::wait(200); |
tousaki | 0:a933851e5d22 | 45 | status = WlanBP3595_GetWlanSts(); |
tousaki | 0:a933851e5d22 | 46 | if (status == WLAN_BP3595_START) { |
tousaki | 0:a933851e5d22 | 47 | break; |
tousaki | 0:a933851e5d22 | 48 | } |
tousaki | 0:a933851e5d22 | 49 | } |
tousaki | 0:a933851e5d22 | 50 | |
tousaki | 0:a933851e5d22 | 51 | return 0; |
tousaki | 0:a933851e5d22 | 52 | } |
tousaki | 0:a933851e5d22 | 53 | |
tousaki | 0:a933851e5d22 | 54 | static int _wlan_setting(const char *ssid, const char *pass, nsapi_security_t security) |
tousaki | 0:a933851e5d22 | 55 | { |
tousaki | 0:a933851e5d22 | 56 | int ret; |
tousaki | 0:a933851e5d22 | 57 | grp_u8 ucWidData8; // 8bit wid data |
tousaki | 0:a933851e5d22 | 58 | grp_wld_byte_array tBAWidData; // byte array wid data |
tousaki | 0:a933851e5d22 | 59 | |
tousaki | 0:a933851e5d22 | 60 | // Set BSS type |
tousaki | 0:a933851e5d22 | 61 | ucWidData8 = BSS_TYPE; |
tousaki | 0:a933851e5d22 | 62 | ret = WlanBP3595_Ioctl(GRP_WLD_IOCTL_SET_BSS_TYPE, &ucWidData8); |
tousaki | 0:a933851e5d22 | 63 | if (ret != 0) { |
tousaki | 0:a933851e5d22 | 64 | return -1; |
tousaki | 0:a933851e5d22 | 65 | } |
tousaki | 0:a933851e5d22 | 66 | |
tousaki | 0:a933851e5d22 | 67 | // Set SSID |
tousaki | 0:a933851e5d22 | 68 | tBAWidData.pucData = (grp_u8 *)ssid; |
tousaki | 0:a933851e5d22 | 69 | tBAWidData.ulSize = strlen((char *)tBAWidData.pucData); |
tousaki | 0:a933851e5d22 | 70 | ret = WlanBP3595_Ioctl(GRP_WLD_IOCTL_SET_SSID, &tBAWidData); |
tousaki | 0:a933851e5d22 | 71 | if (ret != 0) { |
tousaki | 0:a933851e5d22 | 72 | return -1; |
tousaki | 0:a933851e5d22 | 73 | } |
tousaki | 0:a933851e5d22 | 74 | |
tousaki | 0:a933851e5d22 | 75 | if ((security == NSAPI_SECURITY_WPA) || (security == NSAPI_SECURITY_WPA2)) { |
tousaki | 0:a933851e5d22 | 76 | // Set PSK |
tousaki | 0:a933851e5d22 | 77 | tBAWidData.pucData = (grp_u8 *)pass; |
tousaki | 0:a933851e5d22 | 78 | tBAWidData.ulSize = strlen((char *)tBAWidData.pucData); |
tousaki | 0:a933851e5d22 | 79 | ret = WlanBP3595_Ioctl(GRP_WLD_IOCTL_SET_11I_PSK, &tBAWidData); |
tousaki | 0:a933851e5d22 | 80 | if (ret != 0) { |
tousaki | 0:a933851e5d22 | 81 | return -1; |
tousaki | 0:a933851e5d22 | 82 | } |
tousaki | 0:a933851e5d22 | 83 | } |
tousaki | 0:a933851e5d22 | 84 | |
tousaki | 0:a933851e5d22 | 85 | // Set 11i mode |
tousaki | 0:a933851e5d22 | 86 | switch (security) { |
tousaki | 0:a933851e5d22 | 87 | case NSAPI_SECURITY_WEP: |
tousaki | 0:a933851e5d22 | 88 | ret = strlen(pass); |
tousaki | 0:a933851e5d22 | 89 | if (ret == 5) { |
tousaki | 0:a933851e5d22 | 90 | ucWidData8 = 0x03; // WEP64 |
tousaki | 0:a933851e5d22 | 91 | } else if (ret == 13) { |
tousaki | 0:a933851e5d22 | 92 | ucWidData8 = 0x07; // WEP128 |
tousaki | 0:a933851e5d22 | 93 | } else { |
tousaki | 0:a933851e5d22 | 94 | return -1; |
tousaki | 0:a933851e5d22 | 95 | } |
tousaki | 0:a933851e5d22 | 96 | break; |
tousaki | 0:a933851e5d22 | 97 | case NSAPI_SECURITY_WPA: |
tousaki | 0:a933851e5d22 | 98 | case NSAPI_SECURITY_WPA2: |
tousaki | 0:a933851e5d22 | 99 | ucWidData8 = 0x79; // WPA/WPA2 Mixed |
tousaki | 0:a933851e5d22 | 100 | break; |
tousaki | 0:a933851e5d22 | 101 | case NSAPI_SECURITY_NONE: |
tousaki | 0:a933851e5d22 | 102 | default: |
tousaki | 0:a933851e5d22 | 103 | ucWidData8 = 0x00; |
tousaki | 0:a933851e5d22 | 104 | break; |
tousaki | 0:a933851e5d22 | 105 | } |
tousaki | 0:a933851e5d22 | 106 | ret = WlanBP3595_Ioctl(GRP_WLD_IOCTL_SET_11I_MODE, &ucWidData8); |
tousaki | 0:a933851e5d22 | 107 | if (ret != 0) { |
tousaki | 0:a933851e5d22 | 108 | return -1; |
tousaki | 0:a933851e5d22 | 109 | } |
tousaki | 0:a933851e5d22 | 110 | |
tousaki | 0:a933851e5d22 | 111 | if (security == NSAPI_SECURITY_WEP) { |
tousaki | 0:a933851e5d22 | 112 | // Set WEP KEY |
tousaki | 0:a933851e5d22 | 113 | tBAWidData.pucData = (grp_u8 *)pass; |
tousaki | 0:a933851e5d22 | 114 | tBAWidData.ulSize = strlen((char *)tBAWidData.pucData); |
tousaki | 0:a933851e5d22 | 115 | ret = WlanBP3595_Ioctl(GRP_WLD_IOCTL_SET_WEP_KEY, &tBAWidData); |
tousaki | 0:a933851e5d22 | 116 | if (ret != 0) { |
tousaki | 0:a933851e5d22 | 117 | return -1; |
tousaki | 0:a933851e5d22 | 118 | } |
tousaki | 0:a933851e5d22 | 119 | } |
tousaki | 0:a933851e5d22 | 120 | |
tousaki | 0:a933851e5d22 | 121 | return 0; |
tousaki | 0:a933851e5d22 | 122 | } |
tousaki | 0:a933851e5d22 | 123 | |
dkato | 2:c7e325599570 | 124 | /* Interface implementation */ |
dkato | 2:c7e325599570 | 125 | int LWIPBP3595Interface::connect(const char *ssid, const char *pass, nsapi_security_t security) |
tousaki | 0:a933851e5d22 | 126 | { |
tousaki | 0:a933851e5d22 | 127 | _wlan_init(); |
dkato | 2:c7e325599570 | 128 | if (lwip_wifi_init() == 0) { |
dkato | 2:c7e325599570 | 129 | _wlan_setting(ssid, pass, security); |
tousaki | 0:a933851e5d22 | 130 | } |
tousaki | 0:a933851e5d22 | 131 | |
dkato | 2:c7e325599570 | 132 | return lwip_wifi_bringup(); |
tousaki | 0:a933851e5d22 | 133 | } |
tousaki | 0:a933851e5d22 | 134 | |
tousaki | 0:a933851e5d22 | 135 | int LWIPBP3595Interface::disconnect() |
tousaki | 0:a933851e5d22 | 136 | { |
dkato | 2:c7e325599570 | 137 | lwip_wifi_bringdown(); |
tousaki | 0:a933851e5d22 | 138 | return 0; |
tousaki | 0:a933851e5d22 | 139 | } |
tousaki | 0:a933851e5d22 | 140 | |
tousaki | 0:a933851e5d22 | 141 | const char *LWIPBP3595Interface::get_ip_address() |
tousaki | 0:a933851e5d22 | 142 | { |
dkato | 2:c7e325599570 | 143 | return lwip_wifi_get_ip_address(); |
tousaki | 0:a933851e5d22 | 144 | } |
tousaki | 0:a933851e5d22 | 145 | |
tousaki | 0:a933851e5d22 | 146 | const char *LWIPBP3595Interface::get_mac_address() |
tousaki | 0:a933851e5d22 | 147 | { |
dkato | 2:c7e325599570 | 148 | return lwip_wifi_get_mac_address(); |
tousaki | 0:a933851e5d22 | 149 | } |
dkato | 2:c7e325599570 | 150 | |
dkato | 2:c7e325599570 | 151 | NetworkStack *LWIPBP3595Interface::get_stack() |
dkato | 2:c7e325599570 | 152 | { |
dkato | 2:c7e325599570 | 153 | return nsapi_create_stack(&lwip_wifi_stack); |
dkato | 2:c7e325599570 | 154 | } |