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8c24d921b01372f6257b6390a810a869b49ab190
TencentOS-tiny/components/connectivity/iotkit-embedded-3.0.1/3rdparty/wrappers/atm/at_tcp/sim800.c
dcxajichu 8c24d921b0 support aliyun sdk on TencentOS tiny 
sample: examples\aliyun_iotkit_csdk_mqtt
project: board\TencentOS_tiny_EVB_MX_Plus\KEIL\aliyun_iotkit_csdk_mqtt
2019-10-31 16:36:28 +08:00

871 lines
25 KiB
C
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/*
* Copyright (C) 2015-2017 Alibaba Group Holding Limited
*/
#include <stdio.h>
#include <string.h>
#include "infra_config.h"
#include "mqtt_api.h"
#include "at_wrapper.h"
#include "at_parser.h"
#include "at_api.h"
#define TAG "sim800_gprs_module"
#define SIM800_AT_CMD_SUCCESS_RSP "OK"
#define SIM800_AT_CMD_FAIL_RSP "ERROR"
#define AT_CMD_TEST "AT"
#define AT_CMD_TEST_RESULT "OK\r\n"
#define AT_CMD_ECHO_OFF "ATE0"
#define AT_CMD_BAUDRATE_SET "AT+IPR"
#define AT_CMD_FLOW_CONTROL "AT+IFC"
#define AT_CMD_SAVE_CONFIG "AT&W"
#define AT_CMD_SIM_PIN_CHECK "AT+CPIN?"
#define AT_CMD_SIGNAL_QUALITY_CHECK "AT+CSQ"
#define AT_CMD_NETWORK_REG_CHECK "AT+CREG?"
#define AT_CMD_GPRS_ATTACH_CHECK "AT+CGATT?"
#define AT_CMD_GPRS_PDP_DEACTIVE "AT+CIPSHUT"
#define AT_CMD_MULTI_IP_CONNECTION "AT+CIPMUX"
#define AT_CMD_SEND_DATA_PROMPT_SET "AT+CIPSPRT"
#define AT_CMD_RECV_DATA_FORMAT_SET "AT+CIPSRIP"
#define AT_CMD_DOMAIN_TO_IP "AT+CDNSGIP"
#define AT_CMD_DOMAIN_RSP "\r\n+CDNSGIP: "
#define AT_CMD_START_TASK "AT+CSTT"
#define AT_CMD_BRING_UP_GPRS_CONNECT "AT+CIICR"
#define AT_CMD_GOT_LOCAL_IP "AT+CIFSR"
#define AT_CMD_START_CLIENT_CONN "AT+CIPSTART"
#define AT_CMD_CLIENT_CONNECT_OK "CONNECT OK\r\n"
#define AT_CMD_CLIENT_CONNECT_FAIL "CONNECT FAIL\r\n"
#define AT_CMD_STOP_CONN "AT+CIPCLOSE"
#define AT_CMD_SEND_DATA "AT+CIPSEND"
#define AT_CMD_DATA_RECV "\r\n+RECEIVE,"
#define SIM800_DEFAULT_CMD_LEN 64
#define SIM800_DEFAULT_RSP_LEN 64
#define SIM800_MAX_LINK_NUM 6
#define SIM800_DOMAIN_MAX_LEN 64
#define SIM800_DOMAIN_RSP_MAX_LEN 128
#define SIM800_DOMAIN_CMD_LEN (sizeof(AT_CMD_DOMAIN_TO_IP) + SIM800_DOMAIN_MAX_LEN + 1)
#define SIM800_CONN_CMD_LEN (SIM800_DOMAIN_MAX_LEN + SIM800_DEFAULT_CMD_LEN)
#define SIM800_RETRY_MAX 50
#define SIM800_WAIT_MAX_MS 10000
#ifdef AT_DEBUG_MODE
#define at_conn_hal_err(...) do{HAL_Printf(__VA_ARGS__);HAL_Printf("\r\n");}while(0)
#define at_conn_hal_info(...) do{HAL_Printf(__VA_ARGS__);HAL_Printf("\r\n");}while(0)
#define at_conn_hal_debug(...) do{HAL_Printf(__VA_ARGS__);HAL_Printf("\r\n");}while(0)
#else
#define at_conn_hal_err(...) do{HAL_Printf(__VA_ARGS__);HAL_Printf("\r\n");}while(0)
#define at_conn_hal_info(...) do{HAL_Printf(__VA_ARGS__);HAL_Printf("\r\n");}while(0)
#define at_conn_hal_debug(...)
#endif
#define SIM800_MAX_PAYLOAD_SIZE (CONFIG_MQTT_MESSAGE_MAXLEN + CONFIG_MQTT_TOPIC_MAXLEN + 20)
#ifndef PLATFORM_HAS_DYNMEM
static uint8_t payload[SIM800_MAX_PAYLOAD_SIZE] = {0};
#endif
/* Change to include data slink for each link id respectively. <TODO> */
typedef struct link_s {
int fd;
void* sem_start;
void* sem_close;
} link_t;
static uint8_t inited = 0;
static link_t g_link[SIM800_MAX_LINK_NUM];
static void *g_link_mutex;
static void *g_domain_mutex;
#ifdef PLATFORM_HAS_OS
static void *g_domain_sem;
#else
static int g_domain_mark = 0;
#endif
static char g_pcdomain_buf[SIM800_DOMAIN_RSP_MAX_LEN];
static char g_pcdomain_rsp[SIM800_DOMAIN_RSP_MAX_LEN];
static char g_pccmd[SIM800_CONN_CMD_LEN];
static char g_cmd[SIM800_DEFAULT_CMD_LEN];
static char g_rsp[SIM800_DEFAULT_RSP_LEN];
static int fd_to_linkid(int fd)
{
int link_id;
HAL_MutexLock(g_link_mutex);
for (link_id = 0; link_id < SIM800_MAX_LINK_NUM; link_id++) {
if (g_link[link_id].fd == fd) {
break;
}
}
HAL_MutexUnlock(g_link_mutex);
return link_id;
}
static void sim800_gprs_domain_rsp_callback(void *arg, char *rspinfo, int rsplen)
{
if (NULL == rspinfo || rsplen == 0) {
at_conn_hal_err( "invalid input at %s \r\n", __func__);
return;
}
memcpy(g_pcdomain_rsp, rspinfo, rsplen);
#ifdef PLATFORM_HAS_OS
HAL_SemaphorePost(g_domain_sem);
#else
g_domain_mark = 1;
#endif
return;
}
static void sim800_gprs_module_socket_data_handle(void *arg, char *rspinfo, int rsplen)
{
unsigned char uclinkid = 0;
unsigned char unusesymbol = 0;
unsigned char datalen[6] = {0};
unsigned char ipaddr[16] = {0};
unsigned char port[6] = {0};
int i = 0;
int j = 0;
int len = 0;
int remoteport = 0;
int linkid = 0;
char *recvdata = NULL;
struct at_conn_input param;
at_read((char *)&uclinkid, 1);
linkid = uclinkid - '0';
if (linkid < 0 || linkid >= SIM800_MAX_LINK_NUM) {
at_conn_hal_err( "Invalid link id 0x%02x !!!\r\n", linkid);
return;
}
/*eat , char*/
at_read((char *)&unusesymbol, 1);
/* get data len */
i = 0;
do {
at_read((char *)&datalen[i], 1);
if (datalen[i] == ',') {
break;
}
if (i >= sizeof(datalen)) {
at_conn_hal_err( "Too long length of data.datalen is %s \r\n", datalen);
return;
}
if (datalen[i] > '9' || datalen[i] < '0') {
at_conn_hal_err( "Invalid len string!!!, datalen is %s \r\n", datalen);
return;
}
i++;
} while (1);
/* len: string to number */
for (j = 0; j < i; j++) {
len = len * 10 + datalen[j] - '0';
}
/*get ip addr and port*/
i = 0;
do {
at_read((char *)&ipaddr[i], 1);
if (ipaddr[i] == ':') {
break;
}
if (i >= sizeof(ipaddr)) {
at_conn_hal_err( "Too long length of ipaddr.ipaddr is %s \r\n", ipaddr);
return;
}
if (!((ipaddr[i] <= '9' && ipaddr[i] >= '0') || ipaddr[i] == '.')) {
at_conn_hal_err( "Invalid ipaddr string!!!, ipaddr is %s \r\n", ipaddr);
return;
}
i++;
} while (1);
ipaddr[i] = 0;
i = 0;
do {
at_read((char *)&port[i], 1);
if (port[i] == '\r') {
break;
}
if (i >= sizeof(port)) {
at_conn_hal_err( "Too long length of remote port.port is %s \r\n", port);
return;
}
if (port[i] > '9' || port[i] < '0') {
at_conn_hal_err( "Invalid ipaddr string!!!, port is %s \r\n", port);
return;
}
i++;
} while (1);
port[i] = 0;
/*eat \n char*/
at_read((char *)&unusesymbol, 1);
for (j = 0; j < i; j++) {
remoteport = remoteport * 10 + port[j] - '0';
}
#ifdef PLATFORM_HAS_DYNMEM
/* Prepare socket data */
recvdata = (char *)HAL_Malloc(len);
#else
if (len <= SIM800_MAX_PAYLOAD_SIZE) {
recvdata = (char *)payload;
}
#endif
if (!recvdata) {
at_conn_hal_err( "Error: %s %d out of memory.", __func__, __LINE__);
return;
}
memset(recvdata, 0, len);
at_read(recvdata, len);
if (g_link[linkid].fd >= 0) {
param.fd = g_link[linkid].fd;
param.data = recvdata;
param.datalen = len;
param.remote_ip = (char *)ipaddr;
param.remote_port = remoteport;
/* TODO get recv data src ip and port*/
if (IOT_ATM_Input(&param) != 0) {
at_conn_hal_err( " %s socket %d get data len %d fail to post to at_conn, drop it\n",
__func__, g_link[linkid].fd, len);
}
}
at_conn_hal_debug( "%s socket data on link %d with length %d posted to at_conn\n",
__func__, linkid, len);
#ifdef PLATFORM_HAS_DYNMEM
HAL_Free(recvdata);
#endif
return;
}
static int sim800_send_with_retry(const char *cmd, int cmdlen, bool delimiter, const char *data,
int datalen, char *rspbuf, int buflen, const char *expectrsp)
{
int retry = 0;
if (NULL == cmd || 0 == cmdlen || NULL == rspbuf ||
0 == buflen || NULL == expectrsp) {
at_conn_hal_err("Invalid input %s %d\r\n", __func__, __LINE__);
return -1;
}
while(true) {
retry++;
memset(rspbuf, 0, buflen);
at_send_wait_reply(cmd, cmdlen, delimiter, data, datalen, rspbuf, buflen, NULL);
if (strstr(rspbuf, expectrsp) == NULL) {
if (retry > SIM800_RETRY_MAX) {
return -1;
}
at_conn_hal_err("%s %d cmd %s failed rsp %s retry count %d\r\n", __func__, __LINE__, cmd,rspbuf, retry);
HAL_SleepMs(50);
} else {
break;
}
}
return 0;
}
int sim800_uart_selfadaption(const char *command, const char *rsp, uint32_t rsplen)
{
char *buffer = g_rsp;
if (NULL == command || NULL == rsp || 0 == rsplen) {
at_conn_hal_err( "invalid input %s %d\r\n", __FILE__, __LINE__);
return -1;
}
if (sim800_send_with_retry(command, strlen(command), true, NULL, 0,
buffer, SIM800_DEFAULT_RSP_LEN, rsp) < 0) {
return -1;
}
return 0;
}
static int sim800_uart_init(void)
{
int ret = 0;
char *cmd = g_cmd;
char *rsp = g_rsp;
/* uart baudrate self adaption*/
ret = sim800_uart_selfadaption(AT_CMD_TEST, AT_CMD_TEST_RESULT, strlen(AT_CMD_TEST_RESULT));
if (ret) {
at_conn_hal_err( "sim800_uart_selfadaption fail \r\n");
return ret;
}
memset(rsp, 0, SIM800_DEFAULT_RSP_LEN);
/*turn off echo*/
at_send_wait_reply(AT_CMD_ECHO_OFF, strlen(AT_CMD_ECHO_OFF), true, NULL, 0,
rsp, SIM800_DEFAULT_RSP_LEN, NULL);
if (strstr(rsp, SIM800_AT_CMD_SUCCESS_RSP) == NULL) {
at_conn_hal_err( "%s %d failed rsp %s\r\n", __func__, __LINE__, rsp);
return -1;
}
memset(cmd, 0, SIM800_DEFAULT_CMD_LEN);
memset(rsp, 0, SIM800_DEFAULT_RSP_LEN);
/*set baudrate 115200*/
HAL_Snprintf(cmd, SIM800_DEFAULT_CMD_LEN - 1, "%s=%d", AT_CMD_BAUDRATE_SET, AT_UART_BAUDRATE);
at_send_wait_reply(cmd, strlen(cmd), true, NULL, 0, rsp, SIM800_DEFAULT_RSP_LEN, NULL);
if (strstr(rsp, SIM800_AT_CMD_SUCCESS_RSP) == NULL) {
at_conn_hal_err( "%s %d failed rsp %s\r\n", __func__, __LINE__, rsp);
return -1;
}
memset(cmd, 0, SIM800_DEFAULT_CMD_LEN);
memset(rsp, 0, SIM800_DEFAULT_RSP_LEN);
/*turn off flow control*/
HAL_Snprintf(cmd, SIM800_DEFAULT_CMD_LEN - 1, "%s=%d,%d", AT_CMD_FLOW_CONTROL, 0, 0);
at_send_wait_reply(cmd, strlen(cmd), true, NULL, 0, rsp, SIM800_DEFAULT_RSP_LEN, NULL);
if (strstr(rsp, SIM800_AT_CMD_SUCCESS_RSP) == NULL) {
at_conn_hal_err( "%s %d failed rsp %s\r\n", __func__, __LINE__, rsp);
return -1;
}
memset(rsp, 0, SIM800_DEFAULT_RSP_LEN);
/*save configuration */
at_send_wait_reply(AT_CMD_SAVE_CONFIG, strlen(AT_CMD_SAVE_CONFIG), true, NULL, 0,
rsp, SIM800_DEFAULT_RSP_LEN, NULL);
if (strstr(rsp, SIM800_AT_CMD_SUCCESS_RSP) == NULL) {
at_conn_hal_err( "%s %d failed rsp %s\r\n", __func__, __LINE__, rsp);
return -1;
}
return 0;
}
static int sim800_gprs_status_check(void)
{
char *rsp = g_rsp;
/*sim card status check*/
if (sim800_send_with_retry(AT_CMD_SIM_PIN_CHECK, strlen(AT_CMD_SIM_PIN_CHECK), true,
NULL, 0, rsp, SIM800_DEFAULT_RSP_LEN, SIM800_AT_CMD_SUCCESS_RSP) < 0) {
at_conn_hal_err("sim card status check failed\n");
return -1;
}
memset(rsp, 0, SIM800_DEFAULT_RSP_LEN);
/*Signal quaility check*/
at_send_wait_reply(AT_CMD_SIGNAL_QUALITY_CHECK, strlen(AT_CMD_SIGNAL_QUALITY_CHECK), true,
NULL, 0, rsp, SIM800_DEFAULT_RSP_LEN, NULL);
if (strstr(rsp, SIM800_AT_CMD_SUCCESS_RSP) == NULL) {
at_conn_hal_err( "%s %d failed rsp %s\r\n", __func__, __LINE__, rsp);
return -1;
}
at_conn_hal_info( "signal quality is %s \r\n", rsp);
memset(rsp, 0, SIM800_DEFAULT_RSP_LEN);
/*network registration check*/
at_send_wait_reply(AT_CMD_NETWORK_REG_CHECK, strlen(AT_CMD_NETWORK_REG_CHECK), true,
NULL, 0, rsp, SIM800_DEFAULT_RSP_LEN, NULL);
if (strstr(rsp, SIM800_AT_CMD_SUCCESS_RSP) == NULL) {
at_conn_hal_err( "%s %d failed rsp %s\r\n", __func__, __LINE__, rsp);
return -1;
}
at_conn_hal_info( "network registration is %s \r\n", rsp);
memset(rsp, 0, SIM800_DEFAULT_RSP_LEN);
/*GPRS attach check*/
at_send_wait_reply(AT_CMD_GPRS_ATTACH_CHECK, strlen(AT_CMD_GPRS_ATTACH_CHECK),true,
NULL, 0, rsp, SIM800_DEFAULT_RSP_LEN, NULL);
if (strstr(rsp, SIM800_AT_CMD_SUCCESS_RSP) == NULL) {
at_conn_hal_err( "%s %d failed rsp %s\r\n", __func__, __LINE__, rsp);
return -1;
}
at_conn_hal_info( "gprs attach check %s \r\n", rsp);
return 0;
}
static int sim800_gprs_ip_init(void)
{
char *cmd = g_cmd;
char *rsp = g_rsp;
/*Deactivate GPRS PDP Context*/
if (sim800_send_with_retry(AT_CMD_GPRS_PDP_DEACTIVE, strlen(AT_CMD_GPRS_PDP_DEACTIVE), true,
NULL, 0, rsp, SIM800_DEFAULT_RSP_LEN, SIM800_AT_CMD_SUCCESS_RSP) < 0) {
at_conn_hal_err("Deactivate GPRS PDP Context failed\n");
return -1;
}
/*set multi ip connection mode*/
memset(cmd, 0, SIM800_DEFAULT_CMD_LEN);
memset(rsp, 0, SIM800_DEFAULT_RSP_LEN);
HAL_Snprintf(cmd, SIM800_DEFAULT_CMD_LEN - 1, "%s=%d", AT_CMD_MULTI_IP_CONNECTION, 1);
at_send_wait_reply(cmd, strlen(cmd), true, NULL, 0,
rsp, SIM800_DEFAULT_RSP_LEN, NULL);
if (strstr(rsp, SIM800_AT_CMD_SUCCESS_RSP) == NULL) {
at_conn_hal_err( "%s %d failed rsp %s\r\n", __func__, __LINE__, rsp);
return -1;
}
/*not prompt echo > when sending data*/
memset(rsp, 0, SIM800_DEFAULT_RSP_LEN);
memset(cmd, 0, SIM800_DEFAULT_CMD_LEN);
HAL_Snprintf(cmd, SIM800_DEFAULT_CMD_LEN - 1, "%s=%d", AT_CMD_SEND_DATA_PROMPT_SET, 0);
at_send_wait_reply(cmd, strlen(cmd), true, NULL, 0,
rsp, SIM800_DEFAULT_RSP_LEN, NULL);
if (strstr(rsp, SIM800_AT_CMD_SUCCESS_RSP) == NULL) {
at_conn_hal_err( "%s %d failed rsp %s\r\n", __func__, __LINE__, rsp);
return -1;
}
/*Show Remote ip and port when receive data*/
memset(rsp, 0, SIM800_DEFAULT_RSP_LEN);
memset(cmd, 0, SIM800_DEFAULT_CMD_LEN);
HAL_Snprintf(cmd, SIM800_DEFAULT_CMD_LEN - 1, "%s=%d", AT_CMD_RECV_DATA_FORMAT_SET, 1);
at_send_wait_reply(cmd, strlen(cmd), true, NULL, 0, rsp, SIM800_DEFAULT_RSP_LEN, NULL);
if (strstr(rsp, SIM800_AT_CMD_SUCCESS_RSP) == NULL) {
at_conn_hal_err( "%s %d failed rsp %s\r\n", __func__, __LINE__, rsp);
return -1;
}
return 0;
}
static int sim800_gprs_got_ip(void)
{
char *rsp = g_rsp;
atcmd_config_t atcmd_config = {NULL, AT_RECV_PREFIX, NULL};
/*start gprs stask*/
if (sim800_send_with_retry(AT_CMD_START_TASK, strlen(AT_CMD_START_TASK), true,
NULL, 0, rsp, SIM800_DEFAULT_RSP_LEN, SIM800_AT_CMD_SUCCESS_RSP) < 0) {
at_conn_hal_err("%s %d failed rsp %s\r\n", __func__, __LINE__, rsp);
return -1;
}
/*bring up wireless connectiong with gprs*/
memset(rsp, 0, SIM800_DEFAULT_RSP_LEN);
at_send_wait_reply(AT_CMD_BRING_UP_GPRS_CONNECT, strlen(AT_CMD_BRING_UP_GPRS_CONNECT), true,
NULL, 0, rsp, SIM800_DEFAULT_RSP_LEN, NULL);
if (strstr(rsp, SIM800_AT_CMD_SUCCESS_RSP) == NULL) {
at_conn_hal_err( "%s %d failed rsp %s\r\n", __func__, __LINE__, rsp);
}
/*try to got ip*/
memset(rsp, 0, SIM800_DEFAULT_RSP_LEN);
at_send_wait_reply(AT_CMD_GOT_LOCAL_IP, strlen(AT_CMD_GOT_LOCAL_IP), true, NULL, 0,
rsp, SIM800_DEFAULT_RSP_LEN, &atcmd_config);
if (strstr(rsp, SIM800_AT_CMD_FAIL_RSP) != NULL) {
at_conn_hal_err( "%s %d failed rsp %s\r\n", __func__, __LINE__, rsp);
}
return 0;
}
static int sim800_gprs_get_ip_only()
{
char *rsp = g_rsp;
atcmd_config_t atcmd_config = {NULL, AT_RECV_PREFIX, NULL};
memset(rsp, 0, SIM800_DEFAULT_RSP_LEN);
at_send_wait_reply(AT_CMD_GOT_LOCAL_IP, strlen(AT_CMD_GOT_LOCAL_IP), true,
NULL, 0, rsp, SIM800_DEFAULT_RSP_LEN, &atcmd_config);
if (strstr(rsp, SIM800_AT_CMD_FAIL_RSP) != NULL) {
at_conn_hal_err( "%s %d failed rsp %s\r\n", __func__, __LINE__, rsp);
return -1;
}
return 0;
}
int HAL_AT_CONN_Init(void)
{
int ret = 0;
uint32_t linknum = 0;
if (inited) {
at_conn_hal_info( "sim800 gprs module have already inited \r\n");
return 0;
}
memset(g_pcdomain_rsp , 0, SIM800_DOMAIN_RSP_MAX_LEN);
if (NULL == (g_link_mutex = HAL_MutexCreate())) {
at_conn_hal_err( "Creating link mutex failed (%s %d).", __func__, __LINE__);
goto err;
}
if (NULL == (g_domain_mutex = HAL_MutexCreate())) {
at_conn_hal_err( "Creating link mutex failed (%s %d).", __func__, __LINE__);
goto err;
}
#ifdef PLATFORM_HAS_OS
if (NULL == (g_domain_sem = HAL_SemaphoreCreate())) {
at_conn_hal_err( "Creating domain mutex failed (%s %d).", __func__, __LINE__);
goto err;
}
#endif
memset(g_link, 0, sizeof(g_link));
for (linknum = 0; linknum < SIM800_MAX_LINK_NUM; linknum++) {
g_link[linknum].fd = -1;
}
ret = sim800_uart_init();
if (ret) {
at_conn_hal_err( "%s %d failed \r\n", __func__, __LINE__);
goto err;
}
ret = sim800_gprs_status_check();
if (ret) {
at_conn_hal_err( "%s %d failed \r\n", __func__, __LINE__);
goto err;
}
ret = sim800_gprs_ip_init();
if (ret) {
at_conn_hal_err( "%s %d failed \r\n", __func__, __LINE__);
goto err;
}
/* reg oob for domain and packet input*/
at_register_callback(AT_CMD_DOMAIN_RSP, AT_RECV_PREFIX, g_pcdomain_buf, SIM800_DOMAIN_RSP_MAX_LEN,
sim800_gprs_domain_rsp_callback, NULL);
at_register_callback(AT_CMD_DATA_RECV, NULL, NULL, 0, sim800_gprs_module_socket_data_handle, NULL);
ret = sim800_gprs_got_ip();
if (ret) {
at_conn_hal_err( "%s %d failed \r\n", __func__, __LINE__);
goto err;
}
inited = 1;
return 0;
err:
if (g_link_mutex != NULL) {
HAL_MutexDestroy(g_link_mutex);
}
if (g_domain_mutex != NULL) {
HAL_MutexDestroy(g_domain_mutex);
}
#ifdef PLATFORM_HAS_OS
if (g_domain_sem != NULL) {
HAL_SemaphoreDestroy(g_domain_sem);
}
#endif
return -1;
}
int HAL_AT_CONN_Deinit()
{
if (!inited) {
return 0;
}
HAL_MutexDestroy(g_link_mutex);
inited = 0;
return 0;
}
#ifndef PLATFORM_HAS_OS
static uint64_t _get_time_ms(void)
{
return HAL_UptimeMs();
}
static uint64_t _time_left(uint64_t t_end, uint64_t t_now)
{
uint64_t t_left;
if (t_end > t_now) {
t_left = t_end - t_now;
} else {
t_left = 0;
}
return t_left;
}
#endif
int HAL_AT_CONN_DomainToIp(char *domain, char ip[16])
{
char *pccmd = NULL;
char *head = NULL;
char *end = NULL;
char *rsp = g_rsp;
int count = 0;
#ifndef PLATFORM_HAS_OS
uint64_t t_end, t_left;
#endif
if (!inited) {
at_conn_hal_err( "%s sim800 gprs module haven't init yet \r\n", __func__);
return -1;
}
if (NULL == domain || NULL == ip) {
at_conn_hal_err( "invalid input at %s \r\n", __func__);
return -1;
}
if (strlen(domain) > SIM800_DOMAIN_MAX_LEN) {
at_conn_hal_err( "domain length oversize at %s \r\n", __func__);
return -1;
}
pccmd = g_pccmd;
if (NULL == pccmd) {
at_conn_hal_err( "fail to malloc memory %d at %s \r\n", SIM800_DOMAIN_CMD_LEN, __func__);
return -1;
}
memset(pccmd, 0, SIM800_DOMAIN_CMD_LEN);
HAL_Snprintf(pccmd, SIM800_DOMAIN_CMD_LEN - 1, "%s=%s", AT_CMD_DOMAIN_TO_IP, domain);
HAL_MutexLock(g_domain_mutex);
restart:
count++;
if (count > SIM800_RETRY_MAX) {
at_conn_hal_err( "domain to ip retry failed!\r\n");
HAL_MutexUnlock(g_domain_mutex);
return -1;
}
memset(rsp, 0, SIM800_DEFAULT_RSP_LEN);
at_send_wait_reply(pccmd, strlen(pccmd), true, NULL, 0, rsp,
SIM800_DEFAULT_RSP_LEN, NULL);
if (strstr(rsp, SIM800_AT_CMD_SUCCESS_RSP) == NULL) {
at_conn_hal_err( "%s %d failed rsp %s\r\n", __func__, __LINE__, rsp);
goto err;
}
#ifdef PLATFORM_HAS_OS
HAL_SemaphoreWait(g_domain_sem, SIM800_WAIT_MAX_MS);
#else
t_end = _get_time_ms() + SIM800_WAIT_MAX_MS;
while(!g_domain_mark) {
at_yield(NULL, 0, NULL, 100);
t_left = _time_left(t_end, _get_time_ms());
if (0 == t_left) {
break;
}
}
g_domain_mark = 0;
#endif
/*
* formate is :
+CDNSGIP: 1,"www.baidu.com","183.232.231.173","183.232.231.172"
or :
+CDNSGIP: 0,8
*/
if ((head = strstr(g_pcdomain_rsp, domain)) == NULL) {
at_conn_hal_err( "invalid domain rsp %s at %d\r\n", g_pcdomain_rsp, __LINE__);
goto err;
}
head += (strlen(domain) + 3);
if ((end = strstr(head, "\"")) == NULL) {
at_conn_hal_err( "invalid domain rsp head is %s at %d\r\n", head, __LINE__);
goto err;
}
if ((end - head) > 15 || (end - head) < 7) {
at_conn_hal_err( "invalid domain rsp head is %s at %d\r\n", head, __LINE__);
goto err;
}
/* We find a good IP, save it. */
memcpy(ip, head, end - head);
ip[end - head] = '\0';
memset(g_pcdomain_rsp, 0, SIM800_DOMAIN_RSP_MAX_LEN);
HAL_MutexUnlock(g_domain_mutex);
return 0;
err:
if (sim800_gprs_get_ip_only() != 0) {
sim800_gprs_ip_init();
sim800_gprs_got_ip();
goto restart;
}
memset(g_pcdomain_rsp, 0, SIM800_DOMAIN_RSP_MAX_LEN);
HAL_MutexUnlock(g_domain_mutex);
return -1;
}
int HAL_AT_CONN_Start(at_conn_t *conn)
{
int linkid = 0;
char *pccmd = NULL;
char *rsp = g_rsp;
atcmd_config_t atcmd_config_client = { NULL, AT_CMD_CLIENT_CONNECT_OK, AT_CMD_CLIENT_CONNECT_FAIL};
if (!inited) {
at_conn_hal_err( "%s sim800 gprs module haven't init yet \r\n", __func__);
return -1;
}
if (!conn || !conn->addr) {
at_conn_hal_err( "%s %d - invalid input \r\n", __func__, __LINE__);
return -1;
}
HAL_MutexLock(g_link_mutex);
for (linkid = 0; linkid < SIM800_MAX_LINK_NUM; linkid++) {
if (g_link[linkid].fd >= 0) {
continue;
}
g_link[linkid].fd = conn->fd;
break;
}
HAL_MutexUnlock(g_link_mutex);
if (linkid >= SIM800_MAX_LINK_NUM) {
at_conn_hal_err( "No link available for now, %s failed. \r\n", __func__);
return -1;
}
pccmd = g_pccmd;
if (NULL == pccmd) {
at_conn_hal_err( "fail to malloc %d at %s \r\n", SIM800_CONN_CMD_LEN, __func__);
goto err;
}
memset(pccmd, 0, SIM800_CONN_CMD_LEN);
memset(rsp, 0, SIM800_DEFAULT_RSP_LEN);
switch (conn->type) {
case TCP_CLIENT:
HAL_Snprintf(pccmd, SIM800_CONN_CMD_LEN - 1, "%s=%d,\"TCP\",\"%s\",%d", AT_CMD_START_CLIENT_CONN, linkid, conn->addr,
conn->r_port);
at_send_wait_reply(pccmd, strlen(pccmd), true, NULL, 0, rsp, SIM800_DEFAULT_RSP_LEN,
&atcmd_config_client);
if (strstr(rsp, AT_CMD_CLIENT_CONNECT_FAIL) != NULL) {
at_conn_hal_err( "pccmd %s fail, rsp %s \r\n", pccmd, rsp);
goto err;
}
break;
default:
at_conn_hal_err( "sim800 gprs module connect type %d not support \r\n", conn->type);
goto err;
}
return 0;
err:
HAL_MutexLock(g_link_mutex);
g_link[linkid].fd = -1;
HAL_MutexUnlock(g_link_mutex);
return -1;
}
int HAL_AT_CONN_Close(int fd, int32_t remote_port)
{
int linkid = 0;
int ret = 0;
char *cmd = g_cmd;
char *rsp = g_rsp;
if (!inited) {
at_conn_hal_err( "%s sim800 gprs module haven't init yet \r\n", __func__);
return -1;
}
linkid = fd_to_linkid(fd);
if (linkid < 0 || linkid >= SIM800_MAX_LINK_NUM) {
at_conn_hal_err( "No connection found for fd (%d) in %s \r\n", fd, __func__);
return -1;
}
memset(cmd, 0, SIM800_DEFAULT_CMD_LEN);
memset(rsp, 0, SIM800_DEFAULT_RSP_LEN);
HAL_Snprintf(cmd, SIM800_DEFAULT_CMD_LEN - 1, "%s=%d", AT_CMD_STOP_CONN, linkid);
at_send_wait_reply(cmd, strlen(cmd), true, NULL, 0,
rsp, SIM800_DEFAULT_RSP_LEN, NULL);
if (strstr(rsp, SIM800_AT_CMD_SUCCESS_RSP) == NULL) {
at_conn_hal_err( "cmd %s rsp is %s \r\n", cmd, rsp);
ret = -1;
}
HAL_MutexLock(g_link_mutex);
g_link[linkid].fd = -1;
HAL_MutexUnlock(g_link_mutex);
return ret;
}
int HAL_AT_CONN_Send(int fd,
uint8_t *data,
uint32_t len,
char remote_ip[16],
int32_t remote_port,
int32_t timeout)
{
int linkid;
char *cmd = g_cmd;
char *rsp = g_rsp;
if (!inited) {
at_conn_hal_err( "%s sim800 gprs module haven't init yet \r\n", __func__);
return -1;
}
linkid = fd_to_linkid(fd);
if (linkid < 0 || linkid >= SIM800_MAX_LINK_NUM) {
at_conn_hal_err( "No connection found for fd (%d) in %s \r\n", fd, __func__);
return -1;
}
memset(cmd, 0, SIM800_DEFAULT_CMD_LEN);
HAL_Snprintf(cmd, SIM800_DEFAULT_CMD_LEN - 1, "%s=%d,%d", AT_CMD_SEND_DATA, linkid, len);
if (sim800_send_with_retry((const char *)cmd, strlen(cmd), true, (const char *)data, len,
rsp, SIM800_DEFAULT_RSP_LEN, SIM800_AT_CMD_SUCCESS_RSP) < 0) {
at_conn_hal_err("cmd %s rsp %s at %s %d failed \r\n", cmd, rsp, __func__, __LINE__);
return -1;
}
return 0;
}
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