From 469167f253e44c5f089d2f3ffa01ccb4b1121b48 Mon Sep 17 00:00:00 2001 From: luliang <806034232@qq.com> Date: Mon, 25 Nov 2019 18:11:34 +0800 Subject: [PATCH] update a9g device --- README.md | 3 +- SConscript | 9 + class/a9g/at_device_a9g.c | 923 ++++++++++++++++++++++++++++++++++++++ class/a9g/at_device_a9g.h | 67 +++ class/a9g/at_socket_a9g.c | 623 +++++++++++++++++++++++++ samples/at_sample_a9g.c | 52 +++ 6 files changed, 1676 insertions(+), 1 deletion(-) create mode 100644 class/a9g/at_device_a9g.c create mode 100644 class/a9g/at_device_a9g.h create mode 100644 class/a9g/at_socket_a9g.c create mode 100644 samples/at_sample_a9g.c diff --git a/README.md b/README.md index a612059..777e622 100644 --- a/README.md +++ b/README.md @@ -2,7 +2,7 @@ ## 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 以及 SIM76XX 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：A9/A9G、ESP8266、ESP32、M26、MC20、RW007、MW31、SIM800C、W60X 以及 SIM76XX 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 ### @@ -12,6 +12,7 @@ AT device 软件包是由 RT-Thread AT 组件针对不同 AT 设备的移植文 | inc | AT device 头文件目录 | | sample | 不同设备示例文件目录 | | class | 不同设备针对 AT 组件的移植适配目录 | +| class/a9g | A9G 设备针对 AT 组件的移植目录，实现 AT Socket 功能 | | class/esp8266 | ESP8266 设备针对 AT 组件的移植目录，实现 AT Socket 功能 | | class/esp32 | ESP32 设备针对 AT 组件的移植目录，实现 AT Socket 功能 | | class/rw007 | RW007 设备针对 AT 组件的移植目录，实现 AT Socket 功能 | diff --git a/SConscript b/SConscript index 8bcf013..a566f99 100644 --- a/SConscript +++ b/SConscript @@ -4,6 +4,15 @@ cwd = GetCurrentDir() path = [cwd + '/inc'] src = Glob('src/*.c') +# A9G +if GetDepend(['AT_DEVICE_USING_A9G']): + path += [cwd + '/class/a9g'] + src += Glob('class/a9g/at_device_a9g.c') + if GetDepend(['AT_USING_SOCKET']): + src += Glob('class/a9g/at_socket_a9g.c') + if GetDepend(['AT_DEVICE_A9G_SAMPLE']): + src += Glob('samples/at_sample_a9g.c') + # M26/MC20 if GetDepend(['AT_DEVICE_USING_M26']): path += [cwd + '/class/m26'] diff --git a/class/a9g/at_device_a9g.c b/class/a9g/at_device_a9g.c new file mode 100644 index 0000000..685b57a --- /dev/null +++ b/class/a9g/at_device_a9g.c @@ -0,0 +1,923 @@ +/* + * File : at_socket_a9g.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 + * 2019-11-23 luliang first version + */ + +#include +#include +#include + +#include + +#define LOG_TAG "at.dev.a9g" +#include + +#ifdef AT_DEVICE_USING_A9G + +#define A9G_WAIT_CONNECT_TIME 5000 +#define A9G_THREAD_STACK_SIZE 2048 +#define A9G_THREAD_PRIORITY (RT_THREAD_PRIORITY_MAX/2) + +/* AT+CSTT command default*/ +static char *CSTT_CHINA_MOBILE = "AT+CSTT=\"CMNET\""; +static char *CSTT_CHINA_UNICOM = "AT+CSTT=\"UNINET\""; +static char *CSTT_CHINA_TELECOM = "AT+CSTT=\"CTNET\""; + +static void a9g_power_on(struct at_device *device) +{ + struct at_device_a9g *a9g = RT_NULL; + + a9g = (struct at_device_a9g *) device->user_data; + + /* not nead to set pin configuration for m26 device power on */ + if (a9g->power_pin == -1 || a9g->power_status_pin == -1) + { + return; + } + + if (rt_pin_read(a9g->power_status_pin) == PIN_HIGH) + { + return; + } + rt_pin_write(a9g->power_pin, PIN_HIGH); + + while (rt_pin_read(a9g->power_status_pin) == PIN_LOW) + { + rt_thread_mdelay(10); + } + rt_pin_write(a9g->power_pin, PIN_LOW); +} + +static void a9g_power_off(struct at_device *device) +{ + struct at_device_a9g *a9g = RT_NULL; + + a9g = (struct at_device_a9g *) device->user_data; + + /* not nead to set pin configuration for m26 device power on */ + if (a9g->power_pin == -1 || a9g->power_status_pin == -1) + { + return; + } + + if (rt_pin_read(a9g->power_status_pin) == PIN_LOW) + { + return; + } + rt_pin_write(a9g->power_pin, PIN_HIGH); + + while (rt_pin_read(a9g->power_status_pin) == PIN_HIGH) + { + rt_thread_mdelay(10); + } + rt_pin_write(a9g->power_pin, PIN_LOW); +} + + +/* ============================= a9g network interface operations ============================= */ + +/* set a9g network interface device status and address information */ +static int a9g_netdev_set_info(struct netdev *netdev) +{ +#define A9G_IEMI_RESP_SIZE 32 +#define A9G_IPADDR_RESP_SIZE 32 +#define A9G_DNS_RESP_SIZE 96 +#define A9G_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(A9G_IEMI_RESP_SIZE, 0, A9G_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(IEMI) */ + { + #define A9G_NETDEV_HWADDR_LEN 8 + #define A9G_IEMI_LEN 15 + + char iemi[A9G_IEMI_LEN] = {0}; + int i = 0, j = 0; + + /* send "AT+GSN" commond to get device IEMI */ + if (at_obj_exec_cmd(device->client, resp, "AT+GSN") < 0) + { + result = -RT_ERROR; + goto __exit; + } + + if (at_resp_parse_line_args(resp, 2, "%s", iemi) <= 0) + { + LOG_E("a9g device(%s) prase \"AT+GSN\" commands resposne data error.", device->name); + result = -RT_ERROR; + goto __exit; + } + + LOG_D("a9g device(%s) IEMI number: %s", device->name, iemi); + + netdev->hwaddr_len = A9G_NETDEV_HWADDR_LEN; + /* get hardware address by IEMI */ + for (i = 0, j = 0; i < A9G_NETDEV_HWADDR_LEN && j < A9G_IEMI_LEN; i++, j += 2) + { + if (j != A9G_IEMI_LEN - 1) + { + netdev->hwaddr[i] = (iemi[j] - '0') * 10 + (iemi[j + 1] - '0'); + } + else + { + netdev->hwaddr[i] = (iemi[j] - '0'); + } + } + } + + /* set network interface device IP address */ + { + #define IP_ADDR_SIZE_MAX 16 + char ipaddr[IP_ADDR_SIZE_MAX] = {0}; + + at_resp_set_info(resp, A9G_IPADDR_RESP_SIZE, 2, A9G_INFO_RESP_TIMO); + + /* send "AT+CIFSR" commond to get IP address */ + if (at_obj_exec_cmd(device->client, resp, "AT+CIFSR") < 0) + { + result = -RT_ERROR; + goto __exit; + } + + if (at_resp_parse_line_args_by_kw(resp, ".", "%s", ipaddr) <= 0) + { + LOG_E("a9g device(%s) prase \"AT+CIFSR\" commands resposne data error!", device->name); + result = -RT_ERROR; + goto __exit; + } + + LOG_D("a9g device(%s) 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}; + + at_resp_set_info(resp, A9G_DNS_RESP_SIZE, 0, A9G_INFO_RESP_TIMO); + + /* send "AT+CDNSCFG?" commond to get DNS servers address */ + if (at_obj_exec_cmd(device->client, resp, "AT+CDNSCFG?") < 0) + { + result = -RT_ERROR; + goto __exit; + } + + if (at_resp_parse_line_args_by_kw(resp, "PrimaryDns:", "PrimaryDns:%s", dns_server1) <= 0 || + at_resp_parse_line_args_by_kw(resp, "SecondaryDns:", "SecondaryDns:%s", dns_server2) <= 0) + { + LOG_E("Prase \"AT+CDNSCFG?\" commands resposne data error!"); + result = -RT_ERROR; + goto __exit; + } + + LOG_D("a9g device(%s) primary DNS server address: %s", device->name, dns_server1); + LOG_D("a9g device(%s) 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 check_link_status_entry(void *parameter) +{ +#define A9G_LINK_STATUS_OK 1 +#define A9G_LINK_RESP_SIZE 128 +#define A9G_LINK_RESP_TIMO (3 * RT_TICK_PER_SECOND) +#define A9G_LINK_DELAY_TIME (30 * RT_TICK_PER_SECOND) + + at_response_t resp = RT_NULL; + int result_code, link_status; + 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; + } + + resp = at_create_resp(A9G_LINK_RESP_SIZE, 0, A9G_LINK_RESP_TIMO); + if (resp == RT_NULL) + { + LOG_E("no memory for response create."); + return; + } + + while (1) + { + /* send "AT+CREG?" commond to check netweork interface device link status */ + if (at_obj_exec_cmd(device->client, resp, "AT+CREG?") < 0) + { + rt_thread_mdelay(A9G_LINK_DELAY_TIME); + continue; + } + link_status = -1; + at_resp_parse_line_args_by_kw(resp, "+CREG:", "+CREG: %d,%d", &result_code, &link_status); + + /* check the network interface device link status */ + if ((A9G_LINK_STATUS_OK == link_status) != netdev_is_link_up(netdev)) + { + netdev_low_level_set_link_status(netdev, (A9G_LINK_STATUS_OK == link_status)); + } + rt_thread_mdelay(A9G_LINK_DELAY_TIME); + } +} + +static int a9g_netdev_check_link_status(struct netdev *netdev) +{ +#define a9g_LINK_THREAD_TICK 20 +#define a9g_LINK_THREAD_STACK_SIZE 512 +#define a9g_LINK_THREAD_PRIORITY (RT_THREAD_PRIORITY_MAX - 2) + + rt_thread_t tid; + char tname[RT_NAME_MAX] = {0}; + + if (netdev == RT_NULL) + { + LOG_E("input network interface device is NULL.\n"); + return -RT_ERROR; + } + + rt_snprintf(tname, RT_NAME_MAX, "%s_link", netdev->name); + + tid = rt_thread_create(tname, check_link_status_entry, (void *) netdev, + a9g_LINK_THREAD_STACK_SIZE, a9g_LINK_THREAD_PRIORITY, a9g_LINK_THREAD_TICK); + if (tid) + { + rt_thread_startup(tid); + } + + return RT_EOK; +} + +static int a9g_net_init(struct at_device *device); + +static int a9g_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 a9g device by netdev name(%s) failed.", netdev->name); + return -RT_ERROR; + } + + if (device->is_init == RT_FALSE) + { + a9g_net_init(device); + device->is_init = RT_TRUE; + + netdev_low_level_set_status(netdev, RT_TRUE); + LOG_D("the network interface device(%s) set up status.", netdev->name); + } + + return RT_EOK; +} + +static int a9g_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 a9g device by netdev name(%s) failed.", netdev->name); + return -RT_ERROR; + } + + if (device->is_init == RT_TRUE) + { + a9g_power_off(device); + device->is_init = RT_FALSE; + + netdev_low_level_set_status(netdev, RT_FALSE); + LOG_D("the network interface device(%s) set down status.", netdev->name); + } + + return RT_EOK; +} + +static int a9g_netdev_set_dns_server(struct netdev *netdev, uint8_t dns_num, ip_addr_t *dns_server) +{ +#define a9g_DNS_RESP_LEN 8 +#define a9g_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 a9g device by netdev name(%s) failed.", netdev->name); + return -RT_ERROR; + } + + resp = at_create_resp(a9g_DNS_RESP_LEN, 0, a9g_DNS_RESP_TIMEO); + if (resp == RT_NULL) + { + LOG_D("a9g set dns server failed, no memory for response object."); + result = -RT_ENOMEM; + goto __exit; + } + + /* send "AT+CDNSCFG=[,]" commond to set dns servers */ + if (at_obj_exec_cmd(device->client, resp, "AT+CDNSCFG=\"%s\"", inet_ntoa(*dns_server)) < 0) + { + 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; +} + +static int a9g_ping_domain_resolve(struct at_device *device, const char *name, char ip[16]) +{ + int result = RT_EOK; + char recv_ip[16] = { 0 }; + at_response_t resp = RT_NULL; + + /* The maximum response time is 14 seconds, affected by network status */ + resp = at_create_resp(512, 4, 14 * RT_TICK_PER_SECOND); + if (resp == RT_NULL) + { + LOG_E("no memory for a9g device(%s) response structure.", device->name); + return -RT_ENOMEM; + } + + if (at_obj_exec_cmd(device->client, resp, "AT+CGACT=1,1") < 0) + { + result = -RT_ERROR; + goto __exit; + } + + if (at_obj_exec_cmd(device->client, resp, "AT+CDNSGIP=\"%s\"", name) < 0) + { + result = -RT_ERROR; + goto __exit; + } + + if (at_resp_parse_line_args_by_kw(resp, "+CDNSGIP:", "%*[^,],%*[^,],\"%[^\"]", recv_ip) < 0) + { + rt_thread_mdelay(100); + /* resolve failed, maybe receive an URC CRLF */ + } + + if (rt_strlen(recv_ip) < 8) + { + rt_thread_mdelay(100); + /* resolve failed, maybe receive an URC CRLF */ + } + else + { + rt_strncpy(ip, recv_ip, 15); + ip[15] = '\0'; + } + +__exit: + if (resp) + { + at_delete_resp(resp); + } + + return result; +} + +#ifdef NETDEV_USING_PING +#ifdef AT_DEVICE_USING_A9G +static int a9g_netdev_ping(struct netdev *netdev, const char *host, + size_t data_len, uint32_t timeout, struct netdev_ping_resp *ping_resp) +{ + rt_kprintf("I don't have PING function!\r\n"); + return RT_EOK; +} +#endif +#endif /* NETDEV_USING_PING */ + +#ifdef NETDEV_USING_NETSTAT +void a9g_netdev_netstat(struct netdev *netdev) +{ + // TODO netstat support +} +#endif /* NETDEV_USING_NETSTAT */ + +const struct netdev_ops a9g_netdev_ops = +{ + a9g_netdev_set_up, + a9g_netdev_set_down, + + RT_NULL, /* not support set ip, netmask, gatway address */ + a9g_netdev_set_dns_server, + RT_NULL, /* not support set DHCP status */ + +#ifdef NETDEV_USING_PING + a9g_netdev_ping, +#endif +#ifdef NETDEV_USING_NETSTAT + a9g_netdev_netstat, +#endif +}; + +static struct netdev *a9g_netdev_add(const char *netdev_name) +{ +#define A9G_NETDEV_MTU 1500 + struct netdev *netdev = RT_NULL; + + RT_ASSERT(netdev_name); + + netdev = (struct netdev *) rt_calloc(1, sizeof(struct netdev)); + if (netdev == RT_NULL) + { + LOG_E("no memory for a9g device(%s) netdev structure.", netdev_name); + return RT_NULL; + } + + netdev->mtu = A9G_NETDEV_MTU; + netdev->ops = &a9g_netdev_ops; + +#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; +} + +/* ============================= a9g device operations ============================= */ + +#define AT_SEND_CMD(client, resp, resp_line, timeout, cmd) \ + do { \ + (resp) = at_resp_set_info((resp), 128, (resp_line), rt_tick_from_millisecond(timeout)); \ + if (at_obj_exec_cmd((client), (resp), (cmd)) < 0) \ + { \ + result = -RT_ERROR; \ + goto __exit; \ + } \ + } while(0) \ + +/* init for a9g */ +static void a9g_init_thread_entry(void *parameter) +{ +#define INIT_RETRY 5 +#define CPIN_RETRY 10 +#define CSQ_RETRY 10 +#define CREG_RETRY 10 +#define CGREG_RETRY 20 + + int i, qimux, retry_num = INIT_RETRY; + char parsed_data[10] = {0}; + 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 a9g device(%s) response structure.", device->name); + return; + } + + LOG_D("start initializing the device(%s)", device->name); + + while (retry_num--) + { + rt_memset(parsed_data, 0, sizeof(parsed_data)); + rt_thread_mdelay(500); + a9g_power_on(device); + rt_thread_mdelay(1000); + + /* wait a9g startup finish */ + if (at_client_obj_wait_connect(client, A9G_WAIT_CONNECT_TIME)) + { + result = -RT_ETIMEOUT; + goto __exit; + } + + /* disable echo */ + AT_SEND_CMD(client, resp, 0, 300, "ATE0"); + /* get module version */ + AT_SEND_CMD(client, resp, 5, 300, "ATI"); + /* show module version */ + 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++) + { + AT_SEND_CMD(client, resp, 2, 10 * 1000, "AT+CCID"); + if (at_resp_get_line_by_kw(resp, "+CCID:")) + { + LOG_D("a9g device(%s) SIM card detection success.", device->name); + break; + } + rt_thread_mdelay(1000); + } + if (i == CPIN_RETRY) + { + LOG_E("a9g device(%s) SIM card detection failed.", device->name); + result = -RT_ERROR; + goto __exit; + } + + /* make the device restart */ + AT_SEND_CMD(client, resp, 0, 300, "AT+RST=1"); + for(i = 0; i<=30; i++) + { + i++; + rt_thread_mdelay(1000); + } + + /* waiting for dirty data to be digested */ + rt_thread_mdelay(1000); + + /* check the GSM network is registered */ + for (i = 0; i < CREG_RETRY; i++) + { + AT_SEND_CMD(client, resp, 0, 300, "AT+CREG?"); + at_resp_parse_line_args_by_kw(resp, "+CREG:", "+CREG: %s", &parsed_data); + if (!strncmp(parsed_data, "1,1", sizeof(parsed_data)) || + !strncmp(parsed_data, "1,5", sizeof(parsed_data))) + { + LOG_D("a9g device(%s) GSM network is registered(%s),", device->name, parsed_data); + break; + } + rt_thread_mdelay(1000 + 500 * (i+1)); + } + if (i == CREG_RETRY) + { + LOG_E("a9g device(%s) GSM network is register failed(%s).", device->name, parsed_data); + result = -RT_ERROR; + goto __exit; + } + + /* the device default response timeout is 40 seconds, but it set to 15 seconds is convenient to use. */ + for (uint8_t ii = 0; ii < INIT_RETRY; ii++) + { + resp = at_resp_set_info(resp, 128, 0, rt_tick_from_millisecond(10 * 1000)); + if (at_obj_exec_cmd(client, resp, "AT+CGATT=0") == RT_EOK) + { + break; + } + rt_thread_mdelay(1000); + } + + /* check the GPRS network is registered */ + for (i = 0; i < CGREG_RETRY; i++) + { + for (uint8_t ii = 0; ii < INIT_RETRY; ii++) + { + //AT_SEND_CMD(client, resp, 0, 5 * 1000, "AT+CGATT=1"); + resp = at_resp_set_info(resp, 128, 0, rt_tick_from_millisecond(10 * 1000)); + if (at_obj_exec_cmd(client, resp, "AT+CGATT=1") == RT_EOK) + { + break; + } + rt_thread_mdelay(1000); + } + + AT_SEND_CMD(client, resp, 0, 1000, "AT+CGDCONT=1,\"IP\",\"CMNET\""); + rt_thread_mdelay(10); + AT_SEND_CMD(client, resp, 0, 5 * 1000, "AT+CGACT=1,1"); + rt_thread_mdelay(10); + at_resp_parse_line_args_by_kw(resp, "OK", "%s", &parsed_data); + + if (!strncmp(parsed_data, "OK", sizeof(parsed_data))) + { + LOG_D("a9g device(%s) GPRS network is registered(%s).", device->name, parsed_data); + break; + } + rt_thread_mdelay(1000); + } + if (i == CGREG_RETRY) + { + LOG_E("a9g device(%s) GPRS network is register failed(%s).", device->name, parsed_data); + result = -RT_ERROR; + goto __exit; + } + + /* check signal strength */ + for (i = 0; i < CSQ_RETRY; i++) + { + AT_SEND_CMD(client, resp, 0, 300, "AT+CSQ"); + at_resp_parse_line_args_by_kw(resp, "+CSQ:", "+CSQ: %s", &parsed_data); + if (strncmp(parsed_data, "99,99", sizeof(parsed_data))) + { + LOG_D("a9g device(%s) signal strength: %s", device->name, parsed_data); + break; + } + rt_thread_mdelay(1000); + } + if (i == CSQ_RETRY) + { + LOG_E("a9g device(%s) signal strength check failed (%s)", device->name, parsed_data); + result = -RT_ERROR; + goto __exit; + } + + /* Set to multiple connections */ + AT_SEND_CMD(client, resp, 0, 300, "AT+CIPMUX?"); + + at_resp_parse_line_args_by_kw(resp, "+CIPMUX:", "+CIPMUX:%d", &qimux); + + if (qimux == 0) + { + AT_SEND_CMD(client, resp, 0, 1 * 1000, "AT+CIPMUX=1"); + } + + AT_SEND_CMD(client, resp, 0, 300, "AT+COPS?"); + at_resp_parse_line_args_by_kw(resp, "+COPS:", "+COPS: %*[^\"]\"%[^\"]", &parsed_data); + if (rt_strcmp(parsed_data, "CHINA MOBILE") == 0) + { + /* "CMCC" */ + LOG_I("a9g device(%s) network operator: %s", device->name, parsed_data); + AT_SEND_CMD(client, resp, 0, 300, CSTT_CHINA_MOBILE); + } + else if (rt_strcmp(parsed_data, "CHN-UNICOM") == 0) + { + /* "UNICOM" */ + LOG_I("a9g device(%s) network operator: %s", device->name, parsed_data); + AT_SEND_CMD(client, resp, 0, 300, CSTT_CHINA_UNICOM); + } + else if (rt_strcmp(parsed_data, "CHN-CT") == 0) + { + AT_SEND_CMD(client, resp, 0, 300, CSTT_CHINA_TELECOM); + /* "CT" */ + LOG_I("a9g device(%s) network operator: %s", device->name, parsed_data); + } + + AT_SEND_CMD(client, resp, 2, 300, "AT+CIFSR"); + if (at_resp_get_line_by_kw(resp, "ERROR") != RT_NULL) + { + LOG_E("a9g device(%s) get the local address failed.", device->name); + result = -RT_ERROR; + goto __exit; + } +#ifdef AT_USING_A9G_GPS + AT_SEND_CMD(client, resp, 0, 300, "AT+GPS?"); + at_resp_parse_line_args_by_kw(resp, "+GPS:", "+GPS: %d", &qimux); + if (qimux == 0) + { + AT_SEND_CMD(client, resp, 0, 300, "AT+GPS=1"); + } +#endif + result = RT_EOK; + +__exit: + if (result == RT_EOK) + { + break; + } + else + { + /* power off the a9g device */ + a9g_power_off(device); + rt_thread_mdelay(1000); + + LOG_I("a9g device(%s) initialize retry...", device->name); + } + } + + if (resp) + { + at_delete_resp(resp); + } + + if (result == RT_EOK) + { + device->is_init = RT_TRUE; + + /* set network interface device status and address information */ + a9g_netdev_set_info(device->netdev); + /* */ + a9g_netdev_check_link_status(device->netdev); + /* */ + LOG_I("a9g device(%s) network initialize success!", device->name); + + } + else + { + device->is_init = RT_FALSE; + + netdev_low_level_set_status(device->netdev, RT_FALSE); + LOG_E("a9g device(%s) network initialize failed(%d)!", device->name, result); + } +} + +static int a9g_net_init(struct at_device *device) +{ +#ifdef AT_DEVICE_A9G_INIT_ASYN + rt_thread_t tid; + + tid = rt_thread_create("a9g_net_init", a9g_init_thread_entry, (void *)device, + A9G_THREAD_STACK_SIZE, A9G_THREAD_PRIORITY, 20); + if (tid) + { + rt_thread_startup(tid); + } + else + { + LOG_E("create a9g device(%s) initialization thread failed.", device->name); + return -RT_ERROR; + } +#else + a9g_init_thread_entry(device); +#endif /* AT_DEVICE_a9g_INIT_ASYN */ + + return RT_EOK; +} + +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); +} + +/* a9g device URC table for the device control */ +static const struct at_urc urc_table[] = +{ + {"READY", "\r\n", urc_func}, +}; + +static int a9g_init(struct at_device *device) +{ + struct at_device_a9g *a9g = (struct at_device_a9g *) device->user_data; + + /* initialize AT client */ + at_client_init(a9g->client_name, a9g->recv_line_num); + + device->client = at_client_get(a9g->client_name); + if (device->client == RT_NULL) + { + LOG_E("a9g device(%s) initialize failed, get AT client(%s) failed.", a9g->device_name, a9g->client_name); + return -RT_ERROR; + } + + /* register URC data execution function */ + at_obj_set_urc_table(device->client, urc_table, sizeof(urc_table) / sizeof(urc_table[0])); + +#ifdef AT_USING_SOCKET + a9g_socket_init(device); +#endif + + /* add a9g device to the netdev list */ + device->netdev = a9g_netdev_add(a9g->device_name); + if (device->netdev == RT_NULL) + { + LOG_E("a9g device(%s) initialize failed, get network interface device failed.", a9g->device_name); + return -RT_ERROR; + } + + /* initialize a9g pin configuration */ + if (a9g->power_pin != -1 && a9g->power_status_pin != -1) + { + rt_pin_mode(a9g->power_pin, PIN_MODE_OUTPUT); + rt_pin_mode(a9g->power_status_pin, PIN_MODE_INPUT); + } + + /* initialize a9g device network */ + return a9g_netdev_set_up(device->netdev); +} + +static int a9g_deinit(struct at_device *device) +{ + return a9g_netdev_set_down(device->netdev); +} + +static int a9g_control(struct at_device *device, int cmd, void *arg) +{ + int result = -RT_ERROR; + + RT_ASSERT(device); + + switch (cmd) + { + case AT_DEVICE_CTRL_POWER_ON: + case AT_DEVICE_CTRL_POWER_OFF: + case AT_DEVICE_CTRL_RESET: + case AT_DEVICE_CTRL_LOW_POWER: + case AT_DEVICE_CTRL_SLEEP: + case AT_DEVICE_CTRL_WAKEUP: + 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("a9g 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 a9g_device_ops = +{ + a9g_init, + a9g_deinit, + a9g_control, +}; + +static int a9g_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 a9g device class create."); + return -RT_ENOMEM; + } + + /* fill a9g device class object */ +#ifdef AT_USING_SOCKET + a9g_socket_class_register(class); +#endif + class->device_ops = &a9g_device_ops; + + return at_device_class_register(class, AT_DEVICE_CLASS_A9G); +} +INIT_DEVICE_EXPORT(a9g_device_class_register); + +#endif /* AT_DEVICE_USING_a9g */ diff --git a/class/a9g/at_device_a9g.h b/class/a9g/at_device_a9g.h new file mode 100644 index 0000000..38be45a --- /dev/null +++ b/class/a9g/at_device_a9g.h @@ -0,0 +1,67 @@ +/* + * File : at_device_a9g.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 + * 2019-11-23 luliang first version + */ + +#ifndef __A9G_DEVICE_H__ +#define __A9G_DEVICE_H__ + +#ifdef __cplusplus +extern "C" { +#endif + +#include + +#include + +/* The maximum number of sockets supported by the a9g device */ +#define AT_DEVICE_A9G_SOCKETS_NUM 8 + +struct at_device_a9g +{ + char *device_name; + char *client_name; + + int power_pin; + int power_status_pin; + size_t recv_line_num; + struct at_device device; + + void *user_data; +}; + +#ifdef AT_USING_SOCKET + +/* a9g device socket initialize */ +int a9g_socket_init(struct at_device *device); + +/* a9g device class socket register */ +int a9g_socket_class_register(struct at_device_class *class); + +#endif /* AT_USING_SOCKET */ + +#ifdef __cplusplus +} +#endif + + +#endif /* __AT_DEVICE_A9G_H__*/ diff --git a/class/a9g/at_socket_a9g.c b/class/a9g/at_socket_a9g.c new file mode 100644 index 0000000..aeb1ca0 --- /dev/null +++ b/class/a9g/at_socket_a9g.c @@ -0,0 +1,623 @@ +/* + * File : at_socket_a9g.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 + * 2019-11-23 luliang first version + */ + +#include +#include + +#include + +#define LOG_TAG "at.skt.a9g" +#include + +#if defined(AT_DEVICE_USING_A9G) && defined(AT_USING_SOCKET) + +#define A9G_MODULE_SEND_MAX_SIZE 1000 + +/* set real event by current socket and current state */ +#define SET_EVENT(socket, event) (((socket + 1) << 16) | (event)) + +/* AT socket event type */ +#define A9G_EVENT_CONN_OK (1L << 0) +#define A9G_EVENT_SEND_OK (1L << 1) +#define A9G_EVENT_RECV_OK (1L << 2) +#define A9G_EVENT_CLOSE_OK (1L << 3) +#define A9G_EVENT_CONN_FAIL (1L << 4) +#define A9G_EVENT_SEND_FAIL (1L << 5) + +static at_evt_cb_t at_evt_cb_set[] = { + [AT_SOCKET_EVT_RECV] = NULL, + [AT_SOCKET_EVT_CLOSED] = NULL, +}; + +static int a9g_socket_event_send(struct at_device *device, uint32_t event) +{ + return (int) rt_event_send(device->socket_event, event); +} + +static int a9g_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 a9g_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(600)); + + if (resp == RT_NULL) + { + LOG_E("no memory for a9g device(%s) response creat.", device->name); + return -RT_ENOMEM; + } + + if (at_obj_exec_cmd(device->client, resp, "AT+CIPCLOSE=%d", device_socket) < 0) + { + result = -RT_ERROR; + goto __exit; + } + +__exit: + if (resp) + { + 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 a9g_socket_connect(struct at_socket *socket, char *ip, int32_t port, enum at_socket_type type, rt_bool_t is_client) +{ + uint32_t event = 0; + rt_bool_t retryed = RT_FALSE; + at_response_t resp = RT_NULL; + int result = RT_EOK, 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); + + resp = at_create_resp(128, 0, 5 * RT_TICK_PER_SECOND); + if (resp == RT_NULL) + { + LOG_E("no memory for a9g device(%s) response structure.", device->name); + return -RT_ENOMEM; + } + +__retry: + + /* clear socket connect event */ + event = SET_EVENT(device_socket, A9G_EVENT_CONN_OK | A9G_EVENT_CONN_FAIL); + a9g_socket_event_recv(device, event, 0, RT_EVENT_FLAG_OR); + + if (is_client) + { + switch (type) + { + case AT_SOCKET_TCP: + /* send AT commands(eg: AT+QIOPEN=0,"TCP","x.x.x.x", 1234) to connect TCP server */ + if (at_obj_exec_cmd(device->client, RT_NULL, "AT+CIPSTART=\"TCP\",\"%s\",%d", ip, port) < 0) + { + result = -RT_ERROR; + goto __exit; + } + break; + + case AT_SOCKET_UDP: + if (at_obj_exec_cmd(device->client, RT_NULL, "AT+CIPSTART=\"UDP\",\"%s\",%d", ip, port) < 0) + { + result = -RT_ERROR; + goto __exit; + } + break; + + default: + LOG_E("a9g device(%s) not supported connect type : %d.", device->name, type); + result = -RT_ERROR; + goto __exit; + } + } + + /* waiting result event from AT URC, the device default connection timeout is 75 seconds, but it set to 10 seconds is convenient to use */ + if (a9g_socket_event_recv(device, SET_EVENT(device_socket, 0), 10 * RT_TICK_PER_SECOND, RT_EVENT_FLAG_OR) < 0) + { + LOG_E("a9g device(%s) socket(%d) connect failed, wait connect result timeout.",device->name, device_socket); + result = -RT_ETIMEOUT; + goto __exit; + } + /* waiting OK or failed result */ + event_result = a9g_socket_event_recv(device, + A9G_EVENT_CONN_OK | A9G_EVENT_CONN_FAIL, 1 * RT_TICK_PER_SECOND, RT_EVENT_FLAG_OR); + if (event_result < 0) + { + LOG_E("a9g device(%s) socket(%d) connect failed, wait connect OK|FAIL timeout.", device->name, device_socket); + result = -RT_ETIMEOUT; + goto __exit; + } + /* check result */ + if (event_result & A9G_EVENT_CONN_FAIL) + { + if (retryed == RT_FALSE) + { + LOG_D("a9g device(%s) socket(%d) connect failed, maybe the socket was not be closed at the last time and now will retry.", + device->name, device_socket); + if (a9g_socket_close(socket) < 0) + { + result = -RT_ERROR; + goto __exit; + } + retryed = RT_TRUE; + goto __retry; + } + LOG_E("a9g device(%s) socket(%d) connect failed.", device->name, device_socket); + result = -RT_ERROR; + goto __exit; + } + +__exit: + if (resp) + { + at_delete_resp(resp); + } + + return result; +} + +/** + * 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 a9g_socket_send(struct at_socket *socket, const char *buff, size_t bfsz, enum at_socket_type type) +{ + int result = RT_EOK; + 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; + rt_mutex_t lock = device->client->lock; + + RT_ASSERT(buff); + + resp = at_create_resp(128, 2, 5 * RT_TICK_PER_SECOND); + if (resp == RT_NULL) + { + LOG_E("no memory for a9g device(%s) response structure.", device->name); + return -RT_ENOMEM; + } + + rt_mutex_take(lock, RT_WAITING_FOREVER); + + /* set AT client end sign to deal with '>' sign.*/ + at_obj_set_end_sign(device->client, '>'); + + while (sent_size < bfsz) + { + if (bfsz - sent_size < A9G_MODULE_SEND_MAX_SIZE) + { + cur_pkt_size = bfsz - sent_size; + } + else + { + cur_pkt_size = A9G_MODULE_SEND_MAX_SIZE; + } + + /* send the "AT+CIPSEND" commands to AT server than receive the '>' response on the first line. */ + if (at_obj_exec_cmd(device->client, resp, "AT+CIPSEND=%d,%d", device_socket, cur_pkt_size) < 0) + { + result = -RT_ERROR; + goto __exit; + } + + /* 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 OK or failed result */ + at_resp_set_info(resp, 128, 0, 30 * RT_TICK_PER_SECOND); + if (at_obj_exec_cmd(device->client, resp, "") < 0) + { + result = -RT_ERROR; + goto __exit; + } + at_resp_set_info(resp, 128, 2, 5 * RT_TICK_PER_SECOND); + + 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; +} + +/** + * 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 a9g_domain_resolve(const char *name, char ip[16]) +{ +#define RESOLVE_RETRY 5 + + int i, result = RT_EOK; + char recv_ip[16] = { 0 }; + at_response_t resp = RT_NULL; + struct at_device *device = RT_NULL; + + RT_ASSERT(name); + RT_ASSERT(ip); + + device = at_device_get_first_initialized(); + if (device == RT_NULL) + { + LOG_E("get first initialization a9g device failed."); + return -RT_ERROR; + } + + /* The maximum response time is 14 seconds, affected by network status */ + resp = at_create_resp(1024, 3, 14 * RT_TICK_PER_SECOND); + + if (resp == RT_NULL) + { + LOG_E("no memory for a9g device(%s) response structure.", device->name); + return -RT_ENOMEM; + } + + for (i = 0; i < RESOLVE_RETRY; i++) + { + int err_code = 0; + + if (at_obj_exec_cmd(device->client, resp, "AT+CDNSGIP=\"%s\"", name) < 0) + { + result = -RT_ERROR; + goto __exit; + } + + /* domain name prase error options */ + if (at_resp_parse_line_args_by_kw(resp, "+CDNSGIP:", "+CDNSGIP: 0,%d", &err_code) > 0) + { + /* 3 - network error, 8 - dns common error */ + if (err_code == 3 || err_code == 8) + { + result = -RT_ERROR; + goto __exit; + } + } + + /* parse the third line of response data, get the IP address */ + if (at_resp_parse_line_args_by_kw(resp, "+CDNSGIP:", "%*[^,],%*[^,],\"%[^\"]", recv_ip) < 0) + { + rt_thread_mdelay(100); + /* resolve failed, maybe receive an URC CRLF */ + continue; + } + + if (rt_strlen(recv_ip) < 8) + { + rt_thread_mdelay(100); + /* resolve failed, maybe receive an URC CRLF */ + continue; + } + else + { + rt_thread_mdelay(10); + rt_strncpy(ip, recv_ip, 15); + ip[15] = '\0'; + 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 a9g_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; + 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 a9g device by client name(%s) failed.", client_name); + return; + } + + /* get the current socket by receive data */ + sscanf(data, "%d,%*s", &device_socket); + + if (strstr(data, "CONNECT OK")) + { + a9g_socket_event_send(device, SET_EVENT(device_socket, A9G_EVENT_CONN_OK)); + } + else if (strstr(data, "CONNECT FAIL")) + { + a9g_socket_event_send(device, SET_EVENT(device_socket, A9G_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; + 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 a9g device by client name(%s) failed.", client_name); + return; + } + + /* get the current socket by receive data */ + sscanf(data, "%d,%*s", &device_socket); + + if (rt_strstr(data, "SEND OK")) + { + a9g_socket_event_send(device, SET_EVENT(device_socket, A9G_EVENT_SEND_OK)); + } + else if (rt_strstr(data, "SEND FAIL")) + { + a9g_socket_event_send(device, SET_EVENT(device_socket, A9G_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_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 a9g device by client name(%s) failed.", client_name); + return; + } + + /* get the current socket by receive data */ + sscanf(data, "%d,%*s", &device_socket); + + if (rt_strstr(data, "CLOSE OK")) + { + a9g_socket_event_send(device, SET_EVENT(device_socket, A9G_EVENT_CLOSE_OK)); + } + else if (rt_strstr(data, "CLOSED")) + { + struct at_socket *socket = RT_NULL; + + /* 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, RT_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 temp_size = 0; + char temp[8] = {0}; + rt_size_t bfsz = 0; + char *recv_buf = RT_NULL; + struct at_socket *socket = RT_NULL; + struct at_device *device = RT_NULL; + char *client_name = client->device->parent.name; + + RT_ASSERT(data && size); + + /* get the current socket and receive buffer size by receive data */ + sscanf(data, "+CIPRCV,%d,%d:", &device_socket, (int *) &bfsz); + /* get receive timeout by receive buffer length */ + timeout = bfsz; + + if (device_socket < 0 || bfsz == 0) + { + return; + } + + device = at_device_get_by_name(AT_DEVICE_NAMETYPE_CLIENT, client_name); + if (device == RT_NULL) + { + LOG_E("get a9g device by client name(%s) failed.", client_name); + return; + } + + recv_buf = (char *) rt_calloc(1, bfsz); + if (recv_buf == RT_NULL) + { + LOG_E("no memory for a9g device(%s) URC receive buffer (%d).", device->name, bfsz); + temp_size = (size-(rt_strstr(data,":")+1-data)-2); + /* 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 */ + temp_size = (size-(rt_strstr(data,":")+1-data)-2); + rt_memcpy(recv_buf,rt_strstr(data,":")+1,temp_size); + if (at_client_obj_recv(client, recv_buf+temp_size, bfsz-temp_size, timeout) != (bfsz-temp_size)) + { + LOG_E("a9g device(%s) 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); + } +} + +/* A9G device URC table for the socket data */ +static const struct at_urc urc_table[] = +{ + {"", "CONNECT OK\r\n", urc_connect_func}, + {"", ",CONNECT FAIL\r\n", urc_connect_func}, + {"", ",SEND FAIL\r\n", urc_send_func}, + {"CLOSED:", "\r\n", urc_close_func}, + {"+CIPRCV,", "\r\n", urc_recv_func}, +}; + +static const struct at_socket_ops a9g_socket_ops = +{ + a9g_socket_connect, + a9g_socket_close, + a9g_socket_send, + a9g_domain_resolve, + a9g_socket_set_event_cb, +}; + +int a9g_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 a9g_socket_class_register(struct at_device_class *class) +{ + RT_ASSERT(class); + + class->socket_num = AT_DEVICE_A9G_SOCKETS_NUM; + class->socket_ops = &a9g_socket_ops; + + return RT_EOK; +} + +#endif /* AT_DEVICE_USING_A9G && AT_USING_SOCKET */ diff --git a/samples/at_sample_a9g.c b/samples/at_sample_a9g.c new file mode 100644 index 0000000..02a1984 --- /dev/null +++ b/samples/at_sample_a9g.c @@ -0,0 +1,52 @@ +/* + * File : at_sample_a9g.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 + * 2019-11-23 luliang first version + */ + +#include + +#define LOG_TAG "at.sample.a9g" +#include + +#define A9G_SAMPLE_DEIVCE_NAME "a9g0" + +static struct at_device_a9g a9g0 = +{ + A9G_SAMPLE_DEIVCE_NAME, + AT_DEVICE_NAME, + + A9G_SAMPLE_POWER_PIN, + A9G_SAMPLE_STATUS_PIN, + AT_DEVICE_RECV_BUFF_LEN, +}; + +static int a9g_device_register(void) +{ + struct at_device_a9g *a9g = &a9g0; + + return at_device_register(&(a9g->device), + a9g->device_name, + a9g->client_name, + AT_DEVICE_CLASS_A9G, + (void *) a9g); +} +INIT_APP_EXPORT(a9g_device_register);