diff --git a/README.md b/README.md index 453a900..fe89e44 100644 --- a/README.md +++ b/README.md @@ -1,8 +1,8 @@ -# AT device # +# AT device # ## 1. 简介 ## -AT device 软件包是由 RT-Thread AT 组件针对不同 AT 设备的移植文件和示例代码组成，目前支持的 AT 设备有：ESP8266、ESP32、M26、MC20、RW007、MW31、SIM800C、W60X 、 SIM76XX以及A9/A9G 系列设备等，目前上述设备都完成对 `AT socket` 功能的移植，及设备通过 AT 命令实现标准 socket 编程接口，完成 socket 通讯的功能，具体功能介绍可参考 [《RT-Thread 编程指南》](https://www.rt-thread.org/document/site/programming-manual/at/at/)AT 命令章节 。 +AT device 软件包是由 RT-Thread AT 组件针对不同 AT 设备的移植文件和示例代码组成，目前支持的 AT 设备有：ESP8266、ESP32、M26、MC20、RW007、MW31、SIM800C、W60X 、SIM76XX、A9/A9G、BC26 系列设备等，目前上述设备都完成对 `AT socket` 功能的移植，及设备通过 AT 命令实现标准 socket 编程接口，完成 socket 通讯的功能，具体功能介绍可参考 [《RT-Thread 编程指南》](https://www.rt-thread.org/document/site/programming-manual/at/at/)AT 命令章节 。 ### 1.1. 目录结构 ### @@ -22,6 +22,7 @@ AT device 软件包是由 RT-Thread AT 组件针对不同 AT 设备的移植文 | class/mw31 | MW31 设备针对 AT 组件的移植目录，实现 AT Socket 功能 | | class/w60x | W60X 设备针对 AT 组件的移植目录，实现 AT Socket 功能 | | class/a9g | A9G 设备针对 AT 组件的移植目录，实现 AT Socket 功能 | +| class/bc26 | bc26 设备针对 AT 组件的移植目录，实现 AT Socket 功能 | ### 1.2 许可证 ### at_device package 遵循 LGPLv2.1 许可，详见 `LICENSE` 文件。 @@ -65,7 +66,7 @@ AT device 软件包目前已经发布多个版本，各个版本之间选项配 Version (V1.6.0) ---> - **Enable at device init by thread**: 配置开启设备网络初始化是否通过创建线程完成； -- **AT socket device modules**: AT 设备选择，目前支持 RW007、ESP8266、M26/MC20、EC20、SIM800C、SIM76XX、A9/A9G 等设备； +- **AT socket device modules**: AT 设备选择，目前支持 RW007、ESP8266、M26/MC20、EC20、SIM800C、SIM76XX、A9/A9G、BC26 等设备； - **Version**: 下载软件包版本； **V2.X.X (laster) 版本配置选项介绍** @@ -123,6 +124,7 @@ RT-Thread online packages ---> - **Notion MW31**：开启 MW31 （WIFI 模块）设备支持； - **WinnerMicro W60X**：开启 W60X （WIFI 模块）设备支持； - **AiThink A9/A9G**：开启 A9/A9G （2G 模块）设备支持； +- **Quectel BC26**：开启 BC26（NB-IOT 模块）设备支持； - **Version** 下载软件包版本； 上面配置选项以 2G 模块和 WIFI 模块选项为例，介绍了`V2.X.X` 版本 AT device 软件包配置方式，如下几点值得注意： diff --git a/SConscript b/SConscript index a566f99..ca5c17b 100644 --- a/SConscript +++ b/SConscript @@ -93,7 +93,16 @@ if GetDepend(['AT_DEVICE_USING_W60X']): src += Glob('class/w60x/at_socket_w60x.c') if GetDepend(['AT_DEVICE_W60X_SAMPLE']): src += Glob('samples/at_sample_w60x.c') - + +# BC26 +if GetDepend(['AT_DEVICE_USING_BC26']): + path += [cwd + '/class/bc26'] + src += Glob('class/bc26/at_device_bc26.c') + if GetDepend(['AT_USING_SOCKET']): + src += Glob('class/bc26/at_socket_bc26.c') + if GetDepend(['AT_DEVICE_BC26_SAMPLE']): + src += Glob('samples/at_sample_bc26.c') + group = DefineGroup('at_device', src, depend = ['PKG_USING_AT_DEVICE'], CPPPATH = path) Return('group') diff --git a/class/bc26/at_device_bc26.c b/class/bc26/at_device_bc26.c new file mode 100644 index 0000000..0641e2e --- /dev/null +++ b/class/bc26/at_device_bc26.c @@ -0,0 +1,969 @@ +/* + * File : at_device_bc26.c + * This file is part of RT-Thread RTOS + * COPYRIGHT (C) 2006 - 2018, RT-Thread Development Team + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License along + * with this program; if not, write to the Free Software Foundation, Inc., + * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. + * + * Change Logs: + * Date Author Notes + * 2019-12-13 qiyongzhong first version + */ + +#include +#include + +#include + +#define LOG_TAG "at.dev.bc26" +#include + +#ifdef AT_DEVICE_USING_BC26 + +#define BC26_WAIT_CONNECT_TIME 5000 +#define BC26_THREAD_STACK_SIZE 2048 +#define BC26_THREAD_PRIORITY (RT_THREAD_PRIORITY_MAX/2) + +static int bc26_power_on(struct at_device *device) +{ + struct at_device_bc26 *bc26 = RT_NULL; + + RT_ASSERT(device); + + bc26 = (struct at_device_bc26 *)device->user_data; + + /* not nead to set pin configuration for bc26 device power on */ + if (bc26->power_pin == -1) + { + return(RT_EOK); + } + + rt_pin_write(bc26->power_pin, PIN_HIGH); + + rt_thread_mdelay(500); + + rt_pin_write(bc26->power_pin, PIN_LOW); + + return(RT_EOK); +} + +static int bc26_power_off(struct at_device *device) +{ + at_response_t resp = RT_NULL; + + RT_ASSERT(device); + + resp = at_create_resp(64, 0, rt_tick_from_millisecond(300)); + if (resp == RT_NULL) + { + LOG_D("no memory for resp create."); + return(-RT_ERROR); + } + + if (at_obj_exec_cmd(device->client, resp, "AT+QPOWD=0") != RT_EOK) + { + LOG_D("power off fail."); + at_delete_resp(resp); + return(-RT_ERROR); + } + + at_delete_resp(resp); + return(RT_EOK); + +} + +static int bc26_sleep(struct at_device *device) +{ + at_response_t resp = RT_NULL; + struct at_device_bc26 *bc26 = RT_NULL; + + RT_ASSERT(device); + + bc26 = (struct at_device_bc26 *)device->user_data; + if (bc26->sleep_status)//is sleep status + { + return(RT_EOK); + } + + resp = at_create_resp(64, 0, rt_tick_from_millisecond(300)); + if (resp == RT_NULL) + { + LOG_D("no memory for resp create."); + return(-RT_ERROR); + } + + if (at_obj_exec_cmd(device->client, resp, "AT+QSCLK=1") != RT_EOK) + { + LOG_D("enable sleep fail."); + at_delete_resp(resp); + return(-RT_ERROR); + } + + if (at_obj_exec_cmd(device->client, resp, "AT+QRELLOCK") != RT_EOK) + { + LOG_D("startup entry into sleep fail."); + at_delete_resp(resp); + return(-RT_ERROR); + } + + bc26->sleep_status = RT_TRUE; + + at_delete_resp(resp); + return(RT_EOK); +} + +static int bc26_wakeup(struct at_device *device) +{ + at_response_t resp = RT_NULL; + struct at_device_bc26 *bc26 = RT_NULL; + + RT_ASSERT(device); + + bc26 = (struct at_device_bc26 *)device->user_data; + if ( ! bc26->sleep_status)//no sleep status + { + return(RT_EOK); + } + + resp = at_create_resp(64, 0, rt_tick_from_millisecond(300)); + if (resp == RT_NULL) + { + LOG_D("no memory for resp create."); + return(-RT_ERROR); + } + + if (bc26->power_pin != -1) + { + rt_pin_write(bc26->power_pin, PIN_HIGH); + rt_thread_mdelay(100); + rt_pin_write(bc26->power_pin, PIN_LOW); + rt_thread_mdelay(200); + } + + if (at_obj_exec_cmd(device->client, resp, "AT+QSCLK=0") != RT_EOK) + { + LOG_D("wake up fail."); + at_delete_resp(resp); + return(-RT_ERROR); + } + + bc26->sleep_status = RT_FALSE; + + at_delete_resp(resp); + return(RT_EOK); +} + +static int bc26_check_link_status(struct at_device *device) +{ + at_response_t resp = RT_NULL; + struct at_device_bc26 *bc26 = RT_NULL; + int result = -RT_ERROR; + + RT_ASSERT(device); + + bc26 = (struct at_device_bc26 *)device->user_data; + if (bc26->sleep_status)//is sleep status + { + if (bc26->power_pin != -1) + { + rt_pin_write(bc26->power_pin, PIN_HIGH); + rt_thread_mdelay(100); + rt_pin_write(bc26->power_pin, PIN_LOW); + rt_thread_mdelay(200); + } + } + + resp = at_create_resp(64, 0, rt_tick_from_millisecond(300)); + if (resp == RT_NULL) + { + LOG_D("no memory for resp create."); + return(-RT_ERROR); + } + + result = -RT_ERROR; + if (at_obj_exec_cmd(device->client, resp, "AT+CGREG?") == RT_EOK) + { + int link_stat = 0; + if (at_resp_parse_line_args_by_kw(resp, "+CGREG:", "+CGREG: %*d,%d", &link_stat) > 0) + { + if (link_stat == 1 || link_stat == 5) + { + result = RT_EOK; + } + } + } + + if (bc26->sleep_status)//is sleep status + { + if (at_obj_exec_cmd(device->client, resp, "AT+QRELLOCK") != RT_EOK) + { + LOG_D("startup entry into sleep fail."); + } + } + + at_delete_resp(resp); + + return(result); +} + + +/* ============================= bc26 network interface operations ============================= */ +/* set bc26 network interface device status and address information */ +static int bc26_netdev_set_info(struct netdev *netdev) +{ +#define BC26_INFO_RESP_SIZE 128 +#define BC26_INFO_RESP_TIMO rt_tick_from_millisecond(300) + + int result = RT_EOK; + ip_addr_t addr; + at_response_t resp = RT_NULL; + struct at_device *device = RT_NULL; + + RT_ASSERT(netdev); + + device = at_device_get_by_name(AT_DEVICE_NAMETYPE_NETDEV, netdev->name); + if (device == RT_NULL) + { + LOG_E("get device(%s) failed.", netdev->name); + return -RT_ERROR; + } + + /* set network interface device status */ + netdev_low_level_set_status(netdev, RT_TRUE); + netdev_low_level_set_link_status(netdev, RT_TRUE); + netdev_low_level_set_dhcp_status(netdev, RT_TRUE); + + resp = at_create_resp(BC26_INFO_RESP_SIZE, 0, BC26_INFO_RESP_TIMO); + if (resp == RT_NULL) + { + LOG_E("no memory for resp create."); + result = -RT_ENOMEM; + goto __exit; + } + + /* set network interface device hardware address(IMEI) */ + { + #define BC26_NETDEV_HWADDR_LEN 8 + #define BC26_IMEI_LEN 15 + + char imei[BC26_IMEI_LEN] = {0}; + int i = 0, j = 0; + + /* send "AT+GSN" commond to get device IMEI */ + if (at_obj_exec_cmd(device->client, resp, "AT+GSN") != RT_EOK) + { + result = -RT_ERROR; + goto __exit; + } + + if (at_resp_parse_line_args(resp, 2, "%s", imei) <= 0) + { + LOG_E("%s device prase \"AT+GSN\" cmd error.", device->name); + result = -RT_ERROR; + goto __exit; + } + + LOG_D("%s device IMEI number: %s", device->name, imei); + + netdev->hwaddr_len = BC26_NETDEV_HWADDR_LEN; + /* get hardware address by IMEI */ + for (i = 0, j = 0; i < BC26_NETDEV_HWADDR_LEN && j < BC26_IMEI_LEN; i++, j+=2) + { + if (j != BC26_IMEI_LEN - 1) + { + netdev->hwaddr[i] = (imei[j] - '0') * 10 + (imei[j + 1] - '0'); + } + else + { + netdev->hwaddr[i] = (imei[j] - '0'); + } + } + } + + /* set network interface device IP address */ + { + #define IP_ADDR_SIZE_MAX 16 + char ipaddr[IP_ADDR_SIZE_MAX] = {0}; + + /* send "AT+CGPADDR=1" commond to get IP address */ + if (at_obj_exec_cmd(device->client, resp, "AT+CGPADDR=1") != RT_EOK) + { + result = -RT_ERROR; + goto __exit; + } + + /* parse response data "+CGPADDR: 1," */ + if (at_resp_parse_line_args_by_kw(resp, "+CGPADDR:", "+CGPADDR: %*d,%s", ipaddr) <= 0) + { + LOG_E("%s device \"AT+CGPADDR=1\" cmd error.", device->name); + result = -RT_ERROR; + goto __exit; + } + + LOG_D("%s device IP address: %s", device->name, ipaddr); + + /* set network interface address information */ + inet_aton(ipaddr, &addr); + netdev_low_level_set_ipaddr(netdev, &addr); + } + + /* set network interface device dns server */ + { + #define DNS_ADDR_SIZE_MAX 16 + char dns_server1[DNS_ADDR_SIZE_MAX] = {0}, dns_server2[DNS_ADDR_SIZE_MAX] = {0}; + + /* send "AT+QIDNSCFG=1" commond to get DNS servers address */ + if (at_obj_exec_cmd(device->client, resp, "AT+QIDNSCFG=1") != RT_EOK) + { + result = -RT_ERROR; + goto __exit; + } + + /* parse response data "+QIDNSCFG: ,," */ + if (at_resp_parse_line_args_by_kw(resp, "+QIDNSCFG:", "+QIDNSCFG: 1,\"%[^\"]\",\"%[^\"]\"", + dns_server1, dns_server2) <= 0) + { + LOG_E("%s device prase \"AT+QIDNSCFG=1\" cmd error.", device->name); + result = -RT_ERROR; + goto __exit; + } + + LOG_D("%s device primary DNS server address: %s", device->name, dns_server1); + LOG_D("%s device secondary DNS server address: %s", device->name, dns_server2); + + inet_aton(dns_server1, &addr); + netdev_low_level_set_dns_server(netdev, 0, &addr); + + inet_aton(dns_server2, &addr); + netdev_low_level_set_dns_server(netdev, 1, &addr); + } + +__exit: + if (resp) + { + at_delete_resp(resp); + } + + return result; +} + +static void bc26_check_link_status_entry(void *parameter) +{ +#define BC26_LINK_DELAY_TIME (60 * RT_TICK_PER_SECOND) + + rt_bool_t is_link_up; + struct at_device *device = RT_NULL; + struct netdev *netdev = (struct netdev *) parameter; + + device = at_device_get_by_name(AT_DEVICE_NAMETYPE_NETDEV, netdev->name); + if (device == RT_NULL) + { + LOG_E("get device(%s) failed.", netdev->name); + return; + } + + while (1) + { + is_link_up = (bc26_check_link_status(device) == RT_EOK); + + netdev_low_level_set_link_status(netdev, is_link_up); + + rt_thread_delay(BC26_LINK_DELAY_TIME); + } +} + +static int bc26_netdev_check_link_status(struct netdev *netdev) +{ +#define BC26_LINK_THREAD_TICK 20 +#define BC26_LINK_THREAD_STACK_SIZE (1024 + 512) +#define BC26_LINK_THREAD_PRIORITY (RT_THREAD_PRIORITY_MAX - 2) + + rt_thread_t tid; + char tname[RT_NAME_MAX] = {0}; + + RT_ASSERT(netdev); + + rt_snprintf(tname, RT_NAME_MAX, "%s", netdev->name); + + /* create bc26 link status polling thread */ + tid = rt_thread_create(tname, bc26_check_link_status_entry, (void *)netdev, + BC26_LINK_THREAD_STACK_SIZE, BC26_LINK_THREAD_PRIORITY, BC26_LINK_THREAD_TICK); + if (tid != RT_NULL) + { + rt_thread_startup(tid); + } + + return RT_EOK; +} + +static int bc26_net_init(struct at_device *device); + +static int bc26_netdev_set_up(struct netdev *netdev) +{ + struct at_device *device = RT_NULL; + + device = at_device_get_by_name(AT_DEVICE_NAMETYPE_NETDEV, netdev->name); + if (device == RT_NULL) + { + LOG_E("get device(%s) failed.", netdev->name); + return -RT_ERROR; + } + + if (device->is_init == RT_FALSE) + { + bc26_net_init(device); + device->is_init = RT_TRUE; + + netdev_low_level_set_status(netdev, RT_TRUE); + LOG_D("network interface device(%s) set up status.", netdev->name); + } + + return RT_EOK; +} + +static int bc26_netdev_set_down(struct netdev *netdev) +{ + struct at_device *device = RT_NULL; + + device = at_device_get_by_name(AT_DEVICE_NAMETYPE_NETDEV, netdev->name); + if (device == RT_NULL) + { + LOG_E("get device(%s) failed.", netdev->name); + return -RT_ERROR; + } + + if (device->is_init == RT_TRUE) + { + bc26_power_off(device); + device->is_init = RT_FALSE; + + netdev_low_level_set_status(netdev, RT_FALSE); + LOG_D("network interface device(%s) set down status.", netdev->name); + } + + return RT_EOK; +} + +static int bc26_netdev_set_dns_server(struct netdev *netdev, uint8_t dns_num, ip_addr_t *dns_server) +{ +#define BC26_DNS_RESP_LEN 64 +#define BC26_DNS_RESP_TIMEO rt_tick_from_millisecond(300) + + int result = RT_EOK; + at_response_t resp = RT_NULL; + struct at_device *device = RT_NULL; + + RT_ASSERT(netdev); + RT_ASSERT(dns_server); + + device = at_device_get_by_name(AT_DEVICE_NAMETYPE_NETDEV, netdev->name); + if (device == RT_NULL) + { + LOG_E("get device(%s) failed.", netdev->name); + return -RT_ERROR; + } + + resp = at_create_resp(BC26_DNS_RESP_LEN, 0, BC26_DNS_RESP_TIMEO); + if (resp == RT_NULL) + { + LOG_D("no memory for resp create."); + result = -RT_ENOMEM; + goto __exit; + } + + /* send "AT+QIDNSCFG=[,]" commond to set dns servers */ + if (at_obj_exec_cmd(device->client, resp, "AT+QIDNSCFG=%d,%s", + dns_num, inet_ntoa(*dns_server)) != RT_EOK) + { + result = -RT_ERROR; + goto __exit; + } + + netdev_low_level_set_dns_server(netdev, dns_num, dns_server); + +__exit: + if (resp) + { + at_delete_resp(resp); + } + + return result; +} + +#ifdef NETDEV_USING_PING +static int bc26_netdev_ping(struct netdev *netdev, const char *host, + size_t data_len, uint32_t timeout, struct netdev_ping_resp *ping_resp) +{ +#define BC26_PING_RESP_SIZE 128 +#define BC26_PING_IP_SIZE 16 +#define BC26_PING_TIMEO (5 * RT_TICK_PER_SECOND) + + rt_err_t result = RT_EOK; + int response = -1, recv_data_len, ping_time, ttl; + char ip_addr[BC26_PING_IP_SIZE] = {0}; + at_response_t resp = RT_NULL; + struct at_device *device = RT_NULL; + + RT_ASSERT(netdev); + RT_ASSERT(host); + RT_ASSERT(ping_resp); + + device = at_device_get_by_name(AT_DEVICE_NAMETYPE_NETDEV, netdev->name); + if (device == RT_NULL) + { + LOG_E("get device(%s) failed.", netdev->name); + return -RT_ERROR; + } + + resp = at_create_resp(BC26_PING_RESP_SIZE, 4, BC26_PING_TIMEO); + if (resp == RT_NULL) + { + LOG_E("no memory for resp create"); + return -RT_ENOMEM; + } + + /* send "AT+QPING=""[,[][,]]" commond to send ping request */ + if (at_obj_exec_cmd(device->client, resp, "AT+QPING=1,\"%s\",%d,1", host, timeout / RT_TICK_PER_SECOND) < 0) + { + result = -RT_ERROR; + goto __exit; + } + + at_resp_parse_line_args_by_kw(resp, "+QPING:", "+QPING:%d", &response); + /* Received the ping response from the server */ + if (response == 0) + { + if (at_resp_parse_line_args_by_kw(resp, "+QPING:", "+QPING:%d,\"%[^\"]\",%d,%d,%d", + &response, ip_addr, &recv_data_len, &ping_time, &ttl) <= 0) + { + result = -RT_ERROR; + goto __exit; + } + } + + /* prase response number */ + switch (response) + { + case 0: + inet_aton(ip_addr, &(ping_resp->ip_addr)); + ping_resp->data_len = recv_data_len; + ping_resp->ticks = ping_time; + ping_resp->ttl = ttl; + result = RT_EOK; + break; + case 569: + result = -RT_ETIMEOUT; + break; + default: + result = -RT_ERROR; + break; + } + +__exit: + if (resp) + { + at_delete_resp(resp); + } + + return result; +} +#endif /* NETDEV_USING_PING */ + + + +const struct netdev_ops bc26_netdev_ops = +{ + bc26_netdev_set_up, + bc26_netdev_set_down, + + RT_NULL, + bc26_netdev_set_dns_server, + RT_NULL, + +#ifdef NETDEV_USING_PING + bc26_netdev_ping, +#endif + RT_NULL, +}; + +static struct netdev *bc26_netdev_add(const char *netdev_name) +{ +#define ETHERNET_MTU 1500 +#define HWADDR_LEN 8 + struct netdev *netdev = RT_NULL; + + netdev = (struct netdev *)rt_calloc(1, sizeof(struct netdev)); + if (netdev == RT_NULL) + { + LOG_E("no memory for netdev create."); + return RT_NULL; + } + + netdev->mtu = ETHERNET_MTU; + netdev->ops = &bc26_netdev_ops; + netdev->hwaddr_len = HWADDR_LEN; + +#ifdef SAL_USING_AT + extern int sal_at_netdev_set_pf_info(struct netdev *netdev); + /* set the network interface socket/netdb operations */ + sal_at_netdev_set_pf_info(netdev); +#endif + + netdev_register(netdev, netdev_name, RT_NULL); + + return netdev; +} + +/* ============================= bc26 device operations ============================= */ + +/* initialize for bc26 */ +static void bc26_init_thread_entry(void *parameter) +{ +#define INIT_RETRY 5 +#define CPIN_RETRY 5 +#define CSQ_RETRY 20 +#define CGREG_RETRY 50 +#define IPADDR_RETRY 10 + + int i; + int retry_num = INIT_RETRY; + rt_err_t result = RT_EOK; + at_response_t resp = RT_NULL; + struct at_device *device = (struct at_device *) parameter; + struct at_client *client = device->client; + + resp = at_create_resp(128, 0, rt_tick_from_millisecond(300)); + if (resp == RT_NULL) + { + LOG_E("no memory for resp create."); + return; + } + + LOG_D("start init %s device.", device->name); + + while (retry_num--) + { + /* power on the bc26 device */ + bc26_power_on(device); + rt_thread_mdelay(1000); + + /* wait bc26 startup finish, send AT every 500ms, if receive OK, SYNC success*/ + if (at_client_obj_wait_connect(client, BC26_WAIT_CONNECT_TIME)) + { + result = -RT_ETIMEOUT; + goto __exit; + } + + /* disable echo */ + if (at_obj_exec_cmd(device->client, resp, "ATE0") != RT_EOK) + { + result = -RT_ERROR; + goto __exit; + } + + /* disable low power mode */ + if (at_obj_exec_cmd(device->client, resp, "AT+QSCLK=0") != RT_EOK) + { + result = -RT_ERROR; + goto __exit; + } + + /* Get the baudrate */ + if (at_obj_exec_cmd(device->client, resp, "AT+IPR?") != RT_EOK) + { + result = -RT_ERROR; + goto __exit; + } + at_resp_parse_line_args_by_kw(resp, "+IPR:", "+IPR: %d", &i); + LOG_D("%s device baudrate %d", device->name, i); + + /* get module version */ + if (at_obj_exec_cmd(device->client, resp, "ATI") != RT_EOK) + { + result = -RT_ERROR; + goto __exit; + } + for (i = 0; i < (int) resp->line_counts - 1; i++) + { + LOG_D("%s", at_resp_get_line(resp, i + 1)); + } + + /* check SIM card */ + for (i = 0; i < CPIN_RETRY; i++) + { + rt_thread_mdelay(1000); + if (at_obj_exec_cmd(device->client, resp, "AT+CPIN?") == RT_EOK) + { + if (at_resp_get_line_by_kw(resp, "READY") != RT_NULL) + break; + } + } + if (i == CPIN_RETRY) + { + LOG_E("%s device SIM card detection failed.", device->name); + result = -RT_ERROR; + goto __exit; + } + + /* check signal strength */ + for (i = 0; i < CSQ_RETRY; i++) + { + if (at_obj_exec_cmd(device->client, resp, "AT+CSQ") == RT_EOK) + { + int signal_strength = 0, err_rate = 0; + + if (at_resp_parse_line_args_by_kw(resp, "+CSQ:", "+CSQ: %d,%d", &signal_strength, &err_rate) > 0) + { + if ((signal_strength != 99) && (signal_strength != 0)) + { + LOG_D("%s device signal strength: %d, channel bit error rate: %d", + device->name, signal_strength, err_rate); + break; + } + } + } + rt_thread_mdelay(1000); + } + if (i == CSQ_RETRY) + { + LOG_E("%s device signal strength check failed", device->name); + result = -RT_ERROR; + goto __exit; + } + + /* check the GPRS network is registered */ + for (i = 0; i < CGREG_RETRY; i++) + { + if (at_obj_exec_cmd(device->client, resp, "AT+CGREG?") == RT_EOK) + { + int link_stat = 0; + + if (at_resp_parse_line_args_by_kw(resp, "+CGREG:", "+CGREG: %*d,%d", &link_stat) > 0) + { + if ((link_stat == 1) || (link_stat == 5)) + { + LOG_D("%s device GPRS is registered", device->name); + break; + } + } + } + rt_thread_mdelay(1000); + } + if (i == CGREG_RETRY) + { + LOG_E("%s device GPRS is register failed", device->name); + result = -RT_ERROR; + goto __exit; + } + + /* check the GPRS network IP address */ + for (i = 0; i < IPADDR_RETRY; i++) + { + if (at_obj_exec_cmd(device->client, resp, "AT+CGPADDR=1") == RT_EOK) + { + #define IP_ADDR_SIZE_MAX 16 + char ipaddr[IP_ADDR_SIZE_MAX] = {0}; + + /* parse response data "+CGPADDR: 1," */ + if (at_resp_parse_line_args_by_kw(resp, "+CGPADDR:", "+CGPADDR: %*d,%s", ipaddr) > 0) + { + LOG_D("%s device IP address: %s", device->name, ipaddr); + break; + } + } + rt_thread_mdelay(1000); + } + if (i == IPADDR_RETRY) + { + LOG_E("%s device GPRS is get IP address failed", device->name); + result = -RT_ERROR; + goto __exit; + } + + /* initialize successfully */ + result = RT_EOK; + break; + + __exit: + if (result != RT_EOK) + { + /* power off the bc26 device */ + bc26_power_off(device); + rt_thread_mdelay(1000); + + LOG_I("%s device initialize retry...", device->name); + } + } + + if (resp) + { + at_delete_resp(resp); + } + + if (result == RT_EOK) + { + /* set network interface device status and address information */ + bc26_netdev_set_info(device->netdev); + /* check and create link staus sync thread */ + if (rt_thread_find(device->netdev->name) == RT_NULL) + { + bc26_netdev_check_link_status(device->netdev); + } + + LOG_I("%s device network initialize success.", device->name); + } + else + { + LOG_E("%s device network initialize failed(%d).", device->name, result); + } +} + +/* bc26 device network initialize */ +static int bc26_net_init(struct at_device *device) +{ +#ifdef AT_DEVICE_BC26_INIT_ASYN + rt_thread_t tid; + + tid = rt_thread_create("bc26_net", bc26_init_thread_entry, (void *)device, + BC26_THREAD_STACK_SIZE, BC26_THREAD_PRIORITY, 20); + if (tid) + { + rt_thread_startup(tid); + } + else + { + LOG_E("create %s device init thread failed.", device->name); + return -RT_ERROR; + } +#else + bc26_init_thread_entry(device); +#endif /* AT_DEVICE_BC26_INIT_ASYN */ + + return RT_EOK; +} + +static int bc26_init(struct at_device *device) +{ + struct at_device_bc26 *bc26 = (struct at_device_bc26 *) device->user_data; + + bc26->sleep_status = RT_FALSE;//default sleep is disabled. + + /* initialize AT client */ + at_client_init(bc26->client_name, bc26->recv_line_num); + + device->client = at_client_get(bc26->client_name); + if (device->client == RT_NULL) + { + LOG_E("get AT client(%s) failed.", bc26->client_name); + return -RT_ERROR; + } + + /* register URC data execution function */ +#ifdef AT_USING_SOCKET + bc26_socket_init(device); +#endif + + /* add bc26 device to the netdev list */ + device->netdev = bc26_netdev_add(bc26->device_name); + if (device->netdev == RT_NULL) + { + LOG_E("add netdev(%s) failed.", bc26->device_name); + return -RT_ERROR; + } + + /* initialize bc26 pin configuration */ + if (bc26->power_pin != -1) + { + rt_pin_write(bc26->power_pin, PIN_LOW); + rt_pin_mode(bc26->power_pin, PIN_MODE_OUTPUT); + } + + /* initialize bc26 device network */ + return bc26_netdev_set_up(device->netdev); +} + +static int bc26_deinit(struct at_device *device) +{ + return bc26_netdev_set_down(device->netdev); +} + +static int bc26_control(struct at_device *device, int cmd, void *arg) +{ + int result = -RT_ERROR; + + RT_ASSERT(device); + + switch (cmd) + { + case AT_DEVICE_CTRL_POWER_ON: + result = bc26_power_on(device); + break; + case AT_DEVICE_CTRL_POWER_OFF: + result = bc26_power_off(device); + break; + case AT_DEVICE_CTRL_SLEEP: + result = bc26_sleep(device); + break; + case AT_DEVICE_CTRL_WAKEUP: + result = bc26_wakeup(device); + break; + case AT_DEVICE_CTRL_RESET: + case AT_DEVICE_CTRL_LOW_POWER: + case AT_DEVICE_CTRL_NET_CONN: + case AT_DEVICE_CTRL_NET_DISCONN: + case AT_DEVICE_CTRL_SET_WIFI_INFO: + case AT_DEVICE_CTRL_GET_SIGNAL: + case AT_DEVICE_CTRL_GET_GPS: + case AT_DEVICE_CTRL_GET_VER: + LOG_W("not support the control command(%d).", cmd); + break; + default: + LOG_E("input error control command(%d).", cmd); + break; + } + + return result; +} + +const struct at_device_ops bc26_device_ops = +{ + bc26_init, + bc26_deinit, + bc26_control, +}; + +static int bc26_device_class_register(void) +{ + struct at_device_class *class = RT_NULL; + + class = (struct at_device_class *) rt_calloc(1, sizeof(struct at_device_class)); + if (class == RT_NULL) + { + LOG_E("no memory for device class create."); + return -RT_ENOMEM; + } + + /* fill bc26 device class object */ +#ifdef AT_USING_SOCKET + bc26_socket_class_register(class); +#endif + class->device_ops = &bc26_device_ops; + + return at_device_class_register(class, AT_DEVICE_CLASS_BC26); +} +INIT_DEVICE_EXPORT(bc26_device_class_register); + +#endif /* AT_DEVICE_USING_BC26 */ + diff --git a/class/bc26/at_device_bc26.h b/class/bc26/at_device_bc26.h new file mode 100644 index 0000000..86463e0 --- /dev/null +++ b/class/bc26/at_device_bc26.h @@ -0,0 +1,70 @@ +/* + * File : at_device_bc26.h + * This file is part of RT-Thread RTOS + * COPYRIGHT (C) 2006 - 2018, RT-Thread Development Team + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License along + * with this program; if not, write to the Free Software Foundation, Inc., + * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. + * + * Change Logs: + * Date Author Notes + * 2019-12-13 qiyongzhong first version + */ + +#ifndef __AT_DEVICE_BC26_H__ +#define __AT_DEVICE_BC26_H__ + +#ifdef __cplusplus +extern "C" { +#endif + +#include + +#include + +/* The maximum number of sockets supported by the bc26 device */ +#define AT_DEVICE_BC26_SOCKETS_NUM 5 + +struct at_device_bc26 +{ + char *device_name; + char *client_name; + + int power_pin; + int power_status_pin; + size_t recv_line_num; + struct at_device device; + + void *socket_data; + void *user_data; + + rt_bool_t sleep_status; +}; + +#ifdef AT_USING_SOCKET + +/* bc26 device socket initialize */ +int bc26_socket_init(struct at_device *device); + +/* bc26 device class socket register */ +int bc26_socket_class_register(struct at_device_class *class); + +#endif /* AT_USING_SOCKET */ + +#ifdef __cplusplus +} +#endif + +#endif /* __AT_DEVICE_BC26_H__ */ + diff --git a/class/bc26/at_socket_bc26.c b/class/bc26/at_socket_bc26.c new file mode 100644 index 0000000..b490738 --- /dev/null +++ b/class/bc26/at_socket_bc26.c @@ -0,0 +1,794 @@ +/* + * File : at_socket_bc26.c + * This file is part of RT-Thread RTOS + * COPYRIGHT (C) 2006 - 2018, RT-Thread Development Team + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License along + * with this program; if not, write to the Free Software Foundation, Inc., + * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. + * + * Change Logs: + * Date Author Notes + * 2019-12-10 qiyongzhong first version + */ + +#include +#include + +#include + +#define LOG_TAG "at.skt.bc26" +#include + +#if defined(AT_DEVICE_USING_BC26) && defined(AT_USING_SOCKET) + +#define BC26_MODULE_SEND_MAX_SIZE 1024 + +/* set real event by current socket and current state */ +#define SET_EVENT(socket, event) (((socket + 1) << 16) | (event)) + +/* AT socket event type */ +#define BC26_EVENT_CONN_OK (1L << 0) +#define BC26_EVENT_SEND_OK (1L << 1) +#define BC26_EVENT_RECV_OK (1L << 2) +#define BC26_EVNET_CLOSE_OK (1L << 3) +#define BC26_EVENT_CONN_FAIL (1L << 4) +#define BC26_EVENT_SEND_FAIL (1L << 5) +#define BC26_EVENT_DOMAIN_OK (1L << 6) + +static at_evt_cb_t at_evt_cb_set[] = { + [AT_SOCKET_EVT_RECV] = NULL, + [AT_SOCKET_EVT_CLOSED] = NULL, +}; + +static void at_tcp_ip_errcode_parse(int result)//TCP/IP_QIGETERROR +{ + switch(result) + { + case 0 : LOG_D("%d : Operation successful", result); break; + case 550 : LOG_E("%d : Unknown error", result); break; + case 551 : LOG_E("%d : Operation blocked", result); break; + case 552 : LOG_E("%d : Invalid parameters", result); break; + case 553 : LOG_E("%d : Memory not enough", result); break; + case 554 : LOG_E("%d : Create socket failed", result); break; + case 555 : LOG_E("%d : Operation not supported", result); break; + case 556 : LOG_E("%d : Socket bind failed", result); break; + case 557 : LOG_E("%d : Socket listen failed", result); break; + case 558 : LOG_E("%d : Socket write failed", result); break; + case 559 : LOG_E("%d : Socket read failed", result); break; + case 560 : LOG_E("%d : Socket accept failed", result); break; + case 561 : LOG_E("%d : Open PDP context failed", result); break; + case 562 : LOG_E("%d : Close PDP context failed", result); break; + case 563 : LOG_W("%d : Socket identity has been used", result); break; + case 564 : LOG_E("%d : DNS busy", result); break; + case 565 : LOG_E("%d : DNS parse failed", result); break; + case 566 : LOG_E("%d : Socket connect failed", result); break; + // case 567 : LOG_W("%d : Socket has been closed", result); break; + case 567 : break; + case 568 : LOG_E("%d : Operation busy", result); break; + case 569 : LOG_E("%d : Operation timeout", result); break; + case 570 : LOG_E("%d : PDP context broken down", result); break; + case 571 : LOG_E("%d : Cancel send", result); break; + case 572 : LOG_E("%d : Operation not allowed", result); break; + case 573 : LOG_E("%d : APN not configured", result); break; + case 574 : LOG_E("%d : Port busy", result); break; + default : LOG_E("%d : Unknown err code", result); break; + } +} + + +static int bc26_socket_event_send(struct at_device *device, uint32_t event) +{ + return (int) rt_event_send(device->socket_event, event); +} + +static int bc26_socket_event_recv(struct at_device *device, uint32_t event, uint32_t timeout, rt_uint8_t option) +{ + int result = RT_EOK; + rt_uint32_t recved; + + result = rt_event_recv(device->socket_event, event, option | RT_EVENT_FLAG_CLEAR, timeout, &recved); + if (result != RT_EOK) + { + return -RT_ETIMEOUT; + } + + return recved; +} + +/** + * close socket by AT commands. + * + * @param current socket + * + * @return 0: close socket success + * -1: send AT commands error + * -2: wait socket event timeout + * -5: no memory + */ +static int bc26_socket_close(struct at_socket *socket) +{ + int result = RT_EOK; + at_response_t resp = RT_NULL; + int device_socket = (int) socket->user_data; + struct at_device *device = (struct at_device *) socket->device; + + resp = at_create_resp(64, 0, rt_tick_from_millisecond(300)); + if (resp == RT_NULL) + { + LOG_E("no memory for resp create."); + return -RT_ENOMEM; + } + + result = at_obj_exec_cmd(device->client, resp, "AT+QICLOSE=%d", device_socket); + + at_delete_resp(resp); + + return result; +} + +/** + * create TCP/UDP client or server connect by AT commands. + * + * @param socket current socket + * @param ip server or client IP address + * @param port server or client port + * @param type connect socket type(tcp, udp) + * @param is_client connection is client + * + * @return 0: connect success + * -1: connect failed, send commands error or type error + * -2: wait socket event timeout + * -5: no memory + */ +static int bc26_socket_connect(struct at_socket *socket, char *ip, int32_t port, + enum at_socket_type type, rt_bool_t is_client) +{ + #define CONN_RETRY 3 + + int i = 0; + const char *type_str = RT_NULL; + uint32_t event = 0; + at_response_t resp = RT_NULL; + int result = 0, event_result = 0; + int device_socket = (int) socket->user_data; + struct at_device *device = (struct at_device *) socket->device; + + RT_ASSERT(ip); + RT_ASSERT(port >= 0); + + if ( ! is_client) + { + return -RT_ERROR; + } + + switch(type) + { + case AT_SOCKET_TCP: + type_str = "TCP"; + break; + case AT_SOCKET_UDP: + type_str = "UDP"; + break; + default: + LOG_E("%s device socket(%d) connect type error.", device->name, device_socket); + return -RT_ERROR; + } + + resp = at_create_resp(128, 0, rt_tick_from_millisecond(300)); + if (resp == RT_NULL) + { + LOG_E("no memory for resp create."); + return -RT_ENOMEM; + } + + for(i=0; iclient, resp, "AT+QIOPEN=1,%d,\"%s\",\"%s\",%d,0,1", + device_socket, type_str, ip, port) < 0) + { + result = -RT_ERROR; + break; + } + + /* waiting result event from AT URC, the device default connection timeout is 60 seconds*/ + if (bc26_socket_event_recv(device, SET_EVENT(device_socket, 0), + 60 * RT_TICK_PER_SECOND, RT_EVENT_FLAG_OR) < 0) + { + LOG_E("%s device socket(%d) wait connect result timeout.", device->name, device_socket); + result = -RT_ETIMEOUT; + break; + } + /* waiting OK or failed result */ + event_result = bc26_socket_event_recv(device, BC26_EVENT_CONN_OK | BC26_EVENT_CONN_FAIL, + 1 * RT_TICK_PER_SECOND, RT_EVENT_FLAG_OR); + if (event_result < 0) + { + LOG_E("%s device socket(%d) wait connect OK|FAIL timeout.", device->name, device_socket); + result = -RT_ETIMEOUT; + break; + } + /* check result */ + if (event_result & BC26_EVENT_CONN_OK) + { + result = RT_EOK; + break; + } + + LOG_D("%s device socket(%d) connect failed, the socket was not be closed and now will connect retry.", + device->name, device_socket); + if (bc26_socket_close(socket) < 0) + { + result = -RT_ERROR; + break; + } + } + + if (i == CONN_RETRY) + { + LOG_E("%s device socket(%d) connect failed.", device->name, device_socket); + } + + if (resp) + { + at_delete_resp(resp); + } + + return result; +} + +static int at_get_send_size(struct at_socket *socket, size_t *size, size_t *acked, size_t *nacked) +{ + int result = 0; + at_response_t resp = RT_NULL; + int device_socket = (int) socket->user_data; + struct at_device *device = (struct at_device *) socket->device; + + resp = at_create_resp(128, 0, rt_tick_from_millisecond(300)); + if (resp == RT_NULL) + { + LOG_E("no memory for resp create.", device->name); + return -RT_ENOMEM; + } + + if (at_obj_exec_cmd(device->client, resp, "AT+QISEND=%d,0", device_socket) < 0) + { + result = -RT_ERROR; + goto __exit; + } + + if (at_resp_parse_line_args_by_kw(resp, "+QISEND:", "+QISEND: %d,%d,%d", size, acked, nacked) <= 0) + { + result = -RT_ERROR; + goto __exit; + } + +__exit: + if (resp) + { + at_delete_resp(resp); + } + + return result; +} + +static int at_wait_send_finish(struct at_socket *socket, size_t settings_size) +{ + /* get the timeout by the input data size */ + rt_tick_t timeout = rt_tick_from_millisecond(settings_size); + rt_tick_t last_time = rt_tick_get(); + size_t size = 0, acked = 0, nacked = 0xFFFF; + + while (rt_tick_get() - last_time <= timeout) + { + at_get_send_size(socket, &size, &acked, &nacked); + if (nacked == 0) + { + return RT_EOK; + } + rt_thread_mdelay(50); + } + + return -RT_ETIMEOUT; +} + +/** + * send data to server or client by AT commands. + * + * @param socket current socket + * @param buff send buffer + * @param bfsz send buffer size + * @param type connect socket type(tcp, udp) + * + * @return >=0: the size of send success + * -1: send AT commands error or send data error + * -2: waited socket event timeout + * -5: no memory + */ +static int bc26_socket_send(struct at_socket *socket, const char *buff, size_t bfsz, enum at_socket_type type) +{ + uint32_t event = 0; + int result = 0, event_result = 0; + size_t cur_pkt_size = 0, sent_size = 0; + at_response_t resp = RT_NULL; + int device_socket = (int) socket->user_data; + struct at_device *device = (struct at_device *) socket->device; + struct at_device_bc26 *bc26 = (struct at_device_bc26 *) device->user_data; + rt_mutex_t lock = device->client->lock; + + RT_ASSERT(buff); + + resp = at_create_resp(128, 2, rt_tick_from_millisecond(300)); + if (resp == RT_NULL) + { + LOG_E("no memory for resp create."); + return -RT_ENOMEM; + } + + rt_mutex_take(lock, RT_WAITING_FOREVER); + + /* set current socket for send URC event */ + bc26->user_data = (void *) device_socket; + + /* clear socket send event */ + event = SET_EVENT(device_socket, BC26_EVENT_SEND_OK | BC26_EVENT_SEND_FAIL); + bc26_socket_event_recv(device, event, 0, RT_EVENT_FLAG_OR); + + /* set AT client end sign to deal with '>' sign.*/ + at_obj_set_end_sign(device->client, '>'); + + while (sent_size < bfsz) + { + if (bfsz - sent_size < BC26_MODULE_SEND_MAX_SIZE) + { + cur_pkt_size = bfsz - sent_size; + } + else + { + cur_pkt_size = BC26_MODULE_SEND_MAX_SIZE; + } + + /* send the "AT+QISEND" commands to AT server than receive the '>' response on the first line. */ + if (at_obj_exec_cmd(device->client, resp, "AT+QISEND=%d,%d", device_socket, (int)cur_pkt_size) < 0) + { + result = -RT_ERROR; + goto __exit; + } + + rt_thread_mdelay(5);//delay at least 4ms + + /* send the real data to server or client */ + result = (int) at_client_obj_send(device->client, buff + sent_size, cur_pkt_size); + if (result == 0) + { + result = -RT_ERROR; + goto __exit; + } + + /* waiting result event from AT URC */ + event = SET_EVENT(device_socket, 0); + event_result = bc26_socket_event_recv(device, event, 10 * RT_TICK_PER_SECOND, RT_EVENT_FLAG_OR); + if (event_result < 0) + { + LOG_E("%s device socket(%d) wait event timeout.", device->name, device_socket); + result = -RT_ETIMEOUT; + goto __exit; + } + /* waiting OK or failed result */ + event = BC26_EVENT_SEND_OK | BC26_EVENT_SEND_FAIL; + event_result = bc26_socket_event_recv(device, event, 1 * RT_TICK_PER_SECOND, RT_EVENT_FLAG_OR); + if (event_result < 0) + { + LOG_E("%s device socket(%d) wait sned OK|FAIL timeout.", device->name, device_socket); + result = -RT_ETIMEOUT; + goto __exit; + } + /* check result */ + if (event_result & BC26_EVENT_SEND_FAIL) + { + LOG_E("%s device socket(%d) send failed.", device->name, device_socket); + result = -RT_ERROR; + goto __exit; + } + + if (type == AT_SOCKET_TCP) + { + at_wait_send_finish(socket, cur_pkt_size); + //rt_thread_mdelay(10); + } + + sent_size += cur_pkt_size; + } + +__exit: + /* reset the end sign for data conflict */ + at_obj_set_end_sign(device->client, 0); + + rt_mutex_release(lock); + + if (resp) + { + at_delete_resp(resp); + } + + return result > 0 ? sent_size : result; +} + +/** + * domain resolve by AT commands. + * + * @param name domain name + * @param ip parsed IP address, it's length must be 16 + * + * @return 0: domain resolve success + * -1: send AT commands error or response error + * -2: wait socket event timeout + * -5: no memory + */ +static int bc26_domain_resolve(const char *name, char ip[16]) +{ + #define RESOLVE_RETRY 3 + + int i, result; + at_response_t resp = RT_NULL; + struct at_device *device = RT_NULL; + struct at_device_bc26 *bc26 = (struct at_device_bc26 *) device->user_data; + char *recv_ip = (char *) bc26->socket_data; + + RT_ASSERT(name); + RT_ASSERT(ip); + + device = at_device_get_first_initialized(); + if (device == RT_NULL) + { + LOG_E("get first init device failed."); + return -RT_ERROR; + } + + /* the maximum response time is 60 seconds, but it set to 10 seconds is convenient to use. */ + resp = at_create_resp(128, 0, rt_tick_from_millisecond(300)); + if (!resp) + { + LOG_E("no memory for resp create."); + return -RT_ENOMEM; + } + + /* clear BC26_EVENT_DOMAIN_OK */ + bc26_socket_event_recv(device, BC26_EVENT_DOMAIN_OK, 0, RT_EVENT_FLAG_OR); + + bc26 = (struct at_device_bc26 *) device->user_data; + bc26->socket_data = ip; + + if (at_obj_exec_cmd(device->client, resp, "AT+QIDNSGIP=1,\"%s\"", name) != RT_EOK) + { + result = -RT_ERROR; + goto __exit; + } + + for(i = 0; i < RESOLVE_RETRY; i++) + { + /* waiting result event from AT URC, the device default connection timeout is 30 seconds.*/ + if (bc26_socket_event_recv(device, BC26_EVENT_DOMAIN_OK, 10 * RT_TICK_PER_SECOND, RT_EVENT_FLAG_OR) < 0) + { + result = -RT_ETIMEOUT; + continue; + } + else + { + //struct at_device_bc26 *bc26 = (struct at_device_bc26 *) device->user_data; + //char *recv_ip = (char *) bc26->socket_data; + + if (rt_strlen(recv_ip) < 8) + { + rt_thread_mdelay(100); + /* resolve failed, maybe receive an URC CRLF */ + result = -RT_ERROR; + continue; + } + else + { + //rt_strncpy(ip, recv_ip, 15); + //ip[15] = '\0'; + result = RT_EOK; + break; + } + } + } + + __exit: + if (resp) + { + at_delete_resp(resp); + } + + return result; + +} + +/** + * set AT socket event notice callback + * + * @param event notice event + * @param cb notice callback + */ +static void bc26_socket_set_event_cb(at_socket_evt_t event, at_evt_cb_t cb) +{ + if (event < sizeof(at_evt_cb_set) / sizeof(at_evt_cb_set[1])) + { + at_evt_cb_set[event] = cb; + } +} + +static void urc_connect_func(struct at_client *client, const char *data, rt_size_t size) +{ + int device_socket = 0, result = 0; + struct at_device *device = RT_NULL; + char *client_name = client->device->parent.name; + + RT_ASSERT(data && size); + + device = at_device_get_by_name(AT_DEVICE_NAMETYPE_CLIENT, client_name); + if (device == RT_NULL) + { + LOG_E("get device(%s) failed.", client_name); + return; + } + + sscanf(data, "+QIOPEN: %d,%d", &device_socket , &result); + + if (result == 0) + { + bc26_socket_event_send(device, SET_EVENT(device_socket, BC26_EVENT_CONN_OK)); + } + else + { + at_tcp_ip_errcode_parse(result); + bc26_socket_event_send(device, SET_EVENT(device_socket, BC26_EVENT_CONN_FAIL)); + } +} + +static void urc_send_func(struct at_client *client, const char *data, rt_size_t size) +{ + int device_socket = 0; + struct at_device *device = RT_NULL; + struct at_device_bc26 *bc26 = RT_NULL; + char *client_name = client->device->parent.name; + + RT_ASSERT(data && size); + + device = at_device_get_by_name(AT_DEVICE_NAMETYPE_CLIENT, client_name); + if (device == RT_NULL) + { + LOG_E("get device(%s) failed.", client_name); + return; + } + bc26 = (struct at_device_bc26 *) device->user_data; + device_socket = (int) bc26->user_data; + + if (rt_strstr(data, "SEND OK")) + { + bc26_socket_event_send(device, SET_EVENT(device_socket, BC26_EVENT_SEND_OK)); + } + else if (rt_strstr(data, "SEND FAIL")) + { + bc26_socket_event_send(device, SET_EVENT(device_socket, BC26_EVENT_SEND_FAIL)); + } +} + +static void urc_close_func(struct at_client *client, const char *data, rt_size_t size) +{ + int device_socket = 0; + struct at_socket *socket = RT_NULL; + struct at_device *device = RT_NULL; + char *client_name = client->device->parent.name; + + RT_ASSERT(data && size); + + device = at_device_get_by_name(AT_DEVICE_NAMETYPE_CLIENT, client_name); + if (device == RT_NULL) + { + LOG_E("get device(%s) failed.", client_name); + return; + } + + sscanf(data, "+QIURC: \"closed\",%d", &device_socket); + /* get at socket object by device socket descriptor */ + socket = &(device->sockets[device_socket]); + + /* notice the socket is disconnect by remote */ + if (at_evt_cb_set[AT_SOCKET_EVT_CLOSED]) + { + at_evt_cb_set[AT_SOCKET_EVT_CLOSED](socket, AT_SOCKET_EVT_CLOSED, NULL, 0); + } +} + +static void urc_recv_func(struct at_client *client, const char *data, rt_size_t size) +{ + int device_socket = 0; + rt_int32_t timeout; + rt_size_t bfsz = 0, temp_size = 0; + char *recv_buf = RT_NULL, temp[8] = {0}; + struct at_socket *socket = RT_NULL; + struct at_device *device = RT_NULL; + char *client_name = client->device->parent.name; + + RT_ASSERT(data && size); + + device = at_device_get_by_name(AT_DEVICE_NAMETYPE_CLIENT, client_name); + if (device == RT_NULL) + { + LOG_E("get device(%s) failed.", client_name); + return; + } + + /* get the current socket and receive buffer size by receive data */ + sscanf(data, "+QIURC: \"recv\",%d,%d", &device_socket, (int *) &bfsz); + /* set receive timeout by receive buffer length, not less than 10 ms */ + timeout = bfsz > 10 ? bfsz : 10; + + if (device_socket < 0 || bfsz == 0) + { + return; + } + + recv_buf = (char *) rt_calloc(1, bfsz); + if (recv_buf == RT_NULL) + { + LOG_E("no memory for URC receive buffer(%d).", bfsz); + /* read and clean the coming data */ + while (temp_size < bfsz) + { + if (bfsz - temp_size > sizeof(temp)) + { + at_client_obj_recv(client, temp, sizeof(temp), timeout); + } + else + { + at_client_obj_recv(client, temp, bfsz - temp_size, timeout); + } + temp_size += sizeof(temp); + } + return; + } + + /* sync receive data */ + if (at_client_obj_recv(client, recv_buf, bfsz, timeout) != bfsz) + { + LOG_E("%s device receive size(%d) data failed.", device->name, bfsz); + rt_free(recv_buf); + return; + } + + /* get at socket object by device socket descriptor */ + socket = &(device->sockets[device_socket]); + + /* notice the receive buffer and buffer size */ + if (at_evt_cb_set[AT_SOCKET_EVT_RECV]) + { + at_evt_cb_set[AT_SOCKET_EVT_RECV](socket, AT_SOCKET_EVT_RECV, recv_buf, bfsz); + } +} + +static void urc_dnsqip_func(struct at_client *client, const char *data, rt_size_t size) +{ + int i = 0, j = 0; + char recv_ip[16] = {0}; + int result, ip_count, dns_ttl; + struct at_device *device = RT_NULL; + struct at_device_bc26 *bc26 = RT_NULL; + char *client_name = client->device->parent.name; + + RT_ASSERT(data && size); + + device = at_device_get_by_name(AT_DEVICE_NAMETYPE_CLIENT, client_name); + if (device == RT_NULL) + { + LOG_E("get device(%s) failed.", client_name); + return; + } + + bc26 = (struct at_device_bc26 *) device->user_data; + if (bc26->socket_data == RT_NULL) + { + LOG_D("%s device socket_data no config.", bc26->device_name); + return; + } + + for (i = 0; i < size; i++) + { + if (*(data + i) == '.') + j++; + } + /* There would be several dns result, we just pickup one */ + if (j == 3) + { + sscanf(data, "+QIURC: \"dnsgip\",\"%[^\"]", recv_ip); + recv_ip[15] = '\0'; + + rt_memcpy(bc26->socket_data, recv_ip, sizeof(recv_ip)); + + bc26_socket_event_send(device, BC26_EVENT_DOMAIN_OK); + } + else + { + sscanf(data, "+QIURC: \"dnsgip\",%d,%d,%d", &result, &ip_count, &dns_ttl); + if (result) + { + at_tcp_ip_errcode_parse(result); + } + } +} + +static void urc_func(struct at_client *client, const char *data, rt_size_t size) +{ + RT_ASSERT(data); + + LOG_I("URC data : %.*s", size, data); +} + +static void urc_qiurc_func(struct at_client *client, const char *data, rt_size_t size) +{ + RT_ASSERT(data && size); + + switch(*(data + 9)) + { + case 'c' : urc_close_func(client, data, size); break;//+QIURC: "closed" + case 'r' : urc_recv_func(client, data, size); break;//+QIURC: "recv" + case 'd' : urc_dnsqip_func(client, data, size); break;//+QIURC: "dnsgip" + default : urc_func(client, data, size); break; + } +} + +static const struct at_urc urc_table[] = +{ + {"SEND OK", "\r\n", urc_send_func}, + {"SEND FAIL", "\r\n", urc_send_func}, + {"+QIOPEN:", "\r\n", urc_connect_func}, + {"+QIURC:", "\r\n", urc_qiurc_func}, +}; + +static const struct at_socket_ops bc26_socket_ops = +{ + bc26_socket_connect, + bc26_socket_close, + bc26_socket_send, + bc26_domain_resolve, + bc26_socket_set_event_cb, +}; + +int bc26_socket_init(struct at_device *device) +{ + RT_ASSERT(device); + + /* register URC data execution function */ + at_obj_set_urc_table(device->client, urc_table, sizeof(urc_table) / sizeof(urc_table[0])); + + return RT_EOK; +} + +int bc26_socket_class_register(struct at_device_class *class) +{ + RT_ASSERT(class); + + class->socket_num = AT_DEVICE_BC26_SOCKETS_NUM; + class->socket_ops = &bc26_socket_ops; + + return RT_EOK; +} + +#endif /* AT_DEVICE_USING_BC26 && AT_USING_SOCKET */ + diff --git a/inc/at_device.h b/inc/at_device.h index 184b34b..c0d1f85 100644 --- a/inc/at_device.h +++ b/inc/at_device.h @@ -1,4 +1,4 @@ - /* +/* * File : at_device.h * This file is part of RT-Thread RTOS * COPYRIGHT (C) 2006 - 2018, RT-Thread Development Team @@ -40,8 +40,8 @@ extern "C" { #include #endif /* RT_USING_NETDEV */ -#define AT_DEVICE_SW_VERSION "2.0.2" -#define AT_DEVICE_SW_VERSION_NUM 0x20002 +#define AT_DEVICE_SW_VERSION "2.0.3" +#define AT_DEVICE_SW_VERSION_NUM 0x20003 /* AT device class ID */ #define AT_DEVICE_CLASS_ESP8266 0x01U @@ -54,6 +54,7 @@ extern "C" { #define AT_DEVICE_CLASS_ESP32 0x08U #define AT_DEVICE_CLASS_W60X 0x09U #define AT_DEVICE_CLASS_A9G 0x0AU +#define AT_DEVICE_CLASS_BC26 0x0BU /* Options and Commands for AT device control opreations */ #define AT_DEVICE_CTRL_POWER_ON 0x01L diff --git a/samples/at_sample_bc26.c b/samples/at_sample_bc26.c new file mode 100644 index 0000000..bc60f02 --- /dev/null +++ b/samples/at_sample_bc26.c @@ -0,0 +1,53 @@ +/* + * File : at_sample_bc26.c + * This file is part of RT-Thread RTOS + * COPYRIGHT (C) 2006 - 2018, RT-Thread Development Team + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License along + * with this program; if not, write to the Free Software Foundation, Inc., + * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. + * + * Change Logs: + * Date Author Notes + * 2019-12-13 qiyongzhong first version + */ + +#include + +#define LOG_TAG "at.sample.bc26" +#include + +#define BC26_SAMPLE_DEIVCE_NAME "bc26" + +static struct at_device_bc26 _dev = +{ + BC26_SAMPLE_DEIVCE_NAME, + BC26_SAMPLE_CLIENT_NAME, + + BC26_SAMPLE_POWER_PIN, + BC26_SAMPLE_STATUS_PIN, + BC26_SAMPLE_RECV_BUFF_LEN, +}; + +static int bc26_device_register(void) +{ + struct at_device_bc26 *bc26 = &_dev; + + return at_device_register(&(bc26->device), + bc26->device_name, + bc26->client_name, + AT_DEVICE_CLASS_BC26, + (void *) bc26); +} +INIT_APP_EXPORT(bc26_device_register); +