595 lines
12 KiB
C
595 lines
12 KiB
C
#include "air724.h"
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#include "tos_at.h"
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#include "tos_hal.h"
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#include "sal_module_wrapper.h"
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#include <stdio.h>
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#include <stdbool.h>
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#include <ctype.h>
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static int air724_echo_close(void)
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{
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at_echo_t echo;
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tos_at_echo_create(&echo, NULL, 0, NULL);
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tos_at_cmd_exec(&echo, 300, "ATE0\r\n");
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if (echo.status == AT_ECHO_STATUS_OK)
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{
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return 0;
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}
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return -1;
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}
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static int air724_cscon_close(void)
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{
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at_echo_t echo;
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tos_at_echo_create(&echo, NULL, 0, NULL);
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tos_at_cmd_exec(&echo, 300, "AT+CSCON=0\r\n");
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if (echo.status == AT_ECHO_STATUS_OK)
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{
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return 0;
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}
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return -1;
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}
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static int air724_sim_card_check(void)
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{
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at_echo_t echo;
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int try = 0;
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char echo_buffer[32];
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while (try++ < 10)
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{
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tos_at_echo_create(&echo, echo_buffer, sizeof(echo_buffer), NULL);
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tos_at_cmd_exec(&echo, 2000, "AT+CPIN?\r\n");
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if (echo.status != AT_ECHO_STATUS_OK) {
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return -1;
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}
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if(strstr(echo.buffer, "READY"))
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{
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return 0;
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}
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}
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return -1;
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}
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static int air724_signal_quality_check(void)
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{
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int rssi, ber;
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at_echo_t echo;
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char echo_buffer[32], *str;
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int try = 0;
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while (try++ < 10)
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{
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tos_at_echo_create(&echo, echo_buffer, sizeof(echo_buffer), NULL);
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tos_at_cmd_exec(&echo, 1000, "AT+CSQ\r\n");
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if (echo.status != AT_ECHO_STATUS_OK)
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{
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return -1;
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}
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str = strstr(echo.buffer, "+CSQ:");
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sscanf(str, "+CSQ:%d,%d", &rssi, &ber);
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if (rssi != 99) {
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return 0;
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}
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}
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return -1;
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}
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static int air724_gsm_network_check(void)
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{
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int n, stat;
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at_echo_t echo;
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char echo_buffer[32], *str;
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int try = 0;
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while (try++ < 10)
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{
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tos_at_echo_create(&echo, echo_buffer, sizeof(echo_buffer), NULL);
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tos_at_cmd_exec(&echo, 1000, "AT+CREG?\r\n");
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if (echo.status != AT_ECHO_STATUS_OK)
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{
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return -1;
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}
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str = strstr(echo.buffer, "+CREG:");
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sscanf(str, "+CREG:%d,%d", &n, &stat);
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if (stat == 1)
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{
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return 0;
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}
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}
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return -1;
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}
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static int air724_gprs_network_check(void)
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{
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int n, stat;
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at_echo_t echo;
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char echo_buffer[32], *str;
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int try = 0;
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while (try++ < 10)
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{
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tos_at_echo_create(&echo, echo_buffer, sizeof(echo_buffer), NULL);
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tos_at_cmd_exec(&echo, 1000, "AT+CGREG?\r\n");
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if (echo.status != AT_ECHO_STATUS_OK)
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{
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return -1;
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}
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str = strstr(echo.buffer, "+CGREG:");
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sscanf(str, "+CGREG:%d,%d", &n, &stat);
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if (stat == 1)
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{
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return 0;
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}
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}
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return -1;
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}
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static int air724_close_apn(void)
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{
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at_echo_t echo;
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char echo_buffer[32];
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tos_at_echo_create(&echo, echo_buffer, sizeof(echo_buffer), NULL);
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tos_at_cmd_exec(&echo, 3000, "AT+CIPSHUT\r\n");
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if(strstr(echo.buffer, "SHUT OK") == NULL)
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{
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return -1;
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}
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return 0;
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}
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static int air724_send_mode_set(sal_send_mode_t mode)
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{
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#if TOS_CFG_MODULE_SINGLE_LINK_EN > 0u
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int try = 0;
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at_echo_t echo;
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while (try++ < 10)
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{
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tos_at_echo_create(&echo, NULL, 0, NULL);
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tos_at_cmd_exec(&echo, 300, "AT+CIPMODE=%d\r\n", mode == SAL_SEND_MODE_NORMAL ? 0 : 1);
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if (echo.status == AT_ECHO_STATUS_OK)
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{
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return 0;
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}
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}
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return -1;
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#else
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return 0;
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#endif
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}
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static int air724_multilink_set(sal_multilink_state_t state)
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{
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int try = 0;
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at_echo_t echo;
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while (try++ < 10)
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{
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tos_at_echo_create(&echo, NULL, 0, NULL);
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tos_at_cmd_exec(&echo, 300, "AT+CIPMUX=%d\r\n", state == SAL_MULTILINK_STATE_ENABLE ? 1 : 0);
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if (echo.status == AT_ECHO_STATUS_OK)
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{
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return 0;
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}
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}
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return -1;
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}
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static int air724_set_apn(void)
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{
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at_echo_t echo;
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tos_at_echo_create(&echo, NULL, 0, NULL);
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tos_at_cmd_exec(&echo, 300, "AT+CSTT=\"CMNET\"\r\n");
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if (echo.status != AT_ECHO_STATUS_OK)
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{
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return -1;
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}
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tos_at_cmd_exec(&echo, 3000, "AT+CIICR\r\n");
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if (echo.status != AT_ECHO_STATUS_OK)
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{
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return -1;
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}
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tos_at_cmd_exec(&echo, 300, "AT+CIFSR\r\n");
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return 0;
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}
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static int air724_init(void)
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{
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printf("Init air724 ...\n" );
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if (air724_echo_close() != 0)
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{
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printf("echo close failed\n");
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return -1;
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}
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if (air724_cscon_close() != 0)
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{
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printf("cscon close failed\n");
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return -1;
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}
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if(air724_sim_card_check() != 0)
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{
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printf("sim card check failed,please insert your card\n");
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return -1;
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}
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if (air724_signal_quality_check() != 0)
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{
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printf("signal quality check status failed\n");
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return -1;
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}
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if(air724_gsm_network_check() != 0)
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{
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printf("GSM network register status check fail\n");
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return -1;
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}
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if(air724_gprs_network_check() != 0)
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{
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printf("GPRS network register status check fail\n");
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return -1;
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}
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if(air724_close_apn() != 0)
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{
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printf("close apn failed\n");
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return -1;
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}
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#if TOS_CFG_MODULE_SINGLE_LINK_EN > 0u
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if (air724_multilink_set(SAL_MULTILINK_STATE_DISABLE) != 0)
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{
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printf("multilink set FAILED\n");
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return -1;
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}
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#else
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if (air724_multilink_set(SAL_MULTILINK_STATE_ENABLE) != 0)
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{
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printf("multilink set FAILED\n");
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return -1;
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}
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#endif
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if (air724_send_mode_set(SAL_SEND_MODE_NORMAL) != 0)
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{
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printf("send mode set FAILED\n");
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return -1;
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}
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if (air724_set_apn() != 0) {
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printf("apn set FAILED\n");
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return -1;
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}
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printf("Init air724 ok\n" );
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return 0;
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}
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static int air724_connect(const char *ip, const char *port, sal_proto_t proto)
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{
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int id;
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at_echo_t echo;
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id = tos_at_channel_alloc(ip, port);
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if (id == -1) {
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return -1;
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}
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tos_at_echo_create(&echo, NULL, 0, NULL);
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tos_at_cmd_exec(&echo, 2000, "%s=1\r\n", "AT+CIPHEAD");
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if (echo.status != AT_ECHO_STATUS_OK) {
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tos_at_channel_free(id);
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return -1;
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}
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#if TOS_CFG_MODULE_SINGLE_LINK_EN > 0u
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tos_at_echo_create(&echo, NULL, 0, "CONNECT OK");
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tos_at_cmd_exec(&echo, 4000, "AT+CIPSTART=%s,%s,%s\r\n",
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proto == TOS_SAL_PROTO_UDP ? "UDP" : "TCP", ip, atoi(port));
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if (echo.status == AT_ECHO_STATUS_OK) {
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return id;
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}
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#else
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tos_at_echo_create(&echo, NULL, 0, "CONNECT OK");
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tos_at_cmd_exec(&echo, 4000, "AT+CIPSTART=%d,%s,%s,%d\r\n",
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id, proto == TOS_SAL_PROTO_UDP ? "UDP" : "TCP", ip, atoi(port));
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if (echo.status == AT_ECHO_STATUS_OK) {
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return id;
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}
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#endif
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tos_at_channel_free(id);
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return -1;
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}
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static int air724_recv_timeout(int id, void *buf, size_t len, uint32_t timeout)
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{
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return tos_at_channel_read_timed(id, buf, len, timeout);
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}
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static int air724_recv(int id, void *buf, size_t len)
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{
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return air724_recv_timeout(id, buf, len, (uint32_t)4000);
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}
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int air724_send(int id, const void *buf, size_t len)
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{
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at_echo_t echo;
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if (tos_at_global_lock_pend() != 0)
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{
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return -1;
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}
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tos_at_echo_create(&echo, NULL, 0, ">");
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#if TOS_CFG_MODULE_SINGLE_LINK_EN > 0u
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tos_at_cmd_exec(&echo, 1000,
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"AT+CIPSEND=%d\r\n",
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len);
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#else
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tos_at_cmd_exec(&echo, 1000,
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"AT+CIPSEND=%d,%d\r\n",
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id, len);
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#endif
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if (echo.status != AT_ECHO_STATUS_OK && echo.status != AT_ECHO_STATUS_EXPECT)
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{
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tos_at_global_lock_post();
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return -1;
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}
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tos_at_echo_create(&echo, NULL, 0, "SEND OK");
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tos_at_raw_data_send(&echo, 1000, (uint8_t *)buf, len);
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if (echo.status != AT_ECHO_STATUS_OK && echo.status != AT_ECHO_STATUS_EXPECT)
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{
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tos_at_global_lock_post();
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return -1;
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}
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tos_at_global_lock_post();
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return len;
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}
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int air724_recvfrom_timeout(int id, void *buf, size_t len, uint32_t timeout)
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{
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return tos_at_channel_read_timed(id, buf, len, timeout);
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}
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int air724_recvfrom(int id, void *buf, size_t len)
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{
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return air724_recvfrom_timeout(id, buf, len, (uint32_t)4000);
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}
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int air724_sendto(int id, char *ip, char *port, const void *buf, size_t len)
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{
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at_echo_t echo;
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if (tos_at_global_lock_pend() != 0)
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{
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return -1;
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}
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tos_at_echo_create(&echo, NULL, 0, ">");
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#if TOS_CFG_MODULE_SINGLE_LINK_EN > 0u
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tos_at_cmd_exec(&echo, 1000,
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"AT+CIPSEND=%d\r\n",
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len);
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#else
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tos_at_cmd_exec(&echo, 1000,
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"AT+CIPSEND=%d,%d\r\n",
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id, len);
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#endif
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if (echo.status != AT_ECHO_STATUS_OK && echo.status != AT_ECHO_STATUS_EXPECT)
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{
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tos_at_global_lock_post();
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return -1;
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}
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tos_at_echo_create(&echo, NULL, 0, "SEND OK");
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tos_at_raw_data_send(&echo, 1000, (uint8_t *)buf, len);
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if (echo.status != AT_ECHO_STATUS_OK && echo.status != AT_ECHO_STATUS_EXPECT)
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{
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tos_at_global_lock_post();
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return -1;
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}
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tos_at_global_lock_post();
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return len;
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}
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static void air724_transparent_mode_exit(void)
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{
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tos_at_cmd_exec(NULL, 500, "+++");
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}
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static int air724_close(int id)
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{
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air724_transparent_mode_exit();
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#if TOS_CFG_MODULE_SINGLE_LINK_EN > 0u
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tos_at_cmd_exec(NULL, 1000, "AT+CIPCLOSE\r\n");
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#else
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tos_at_cmd_exec(NULL, 1000, "AT+CIPCLOSE=%d\r\n", id);
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#endif
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tos_at_channel_free(id);
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return 0;
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}
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static int air724_parse_domain(const char *host_name, char *host_ip, size_t host_ip_len)
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{
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char *str;
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at_echo_t echo;
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char echo_buffer[128];
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tos_at_echo_create(&echo, echo_buffer, sizeof(echo_buffer), NULL);
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tos_at_cmd_exec(&echo, 2000, "AT+CDNSGIP=\"%s\"\r\n", host_name);
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if (echo.status != AT_ECHO_STATUS_OK)
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{
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return -1;
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}
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/*
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+CDNSGIP: 1,"domain","xxx.xxx.xxx.xxx"
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*/
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str = strstr(echo.buffer, ":");
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str += 1;
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if(*str == '0')
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{
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/* parse fail */
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return -1;
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}
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str += strlen(host_name) + 7;
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int seg1, seg2, seg3, seg4;
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sscanf(str, "%d.%d.%d.%d", &seg1, &seg2, &seg3, &seg4);
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snprintf(host_ip, host_ip_len, "%d.%d.%d.%d", seg1, seg2, seg3, seg4);
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host_ip[host_ip_len - 1] = '\0';
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printf("GOT IP: %s\n", host_ip);
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return 0;
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}
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__STATIC__ void air724_incoming_data_process(void)
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{
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uint8_t data;
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int channel_id = 0, data_len = 0, read_len;
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uint8_t buffer[128];
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/*
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+RECEIVE,0,<data_len>:
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<data context>
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+RECEIVE: prefix
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0: scoket id
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*/
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if (tos_at_uart_read(&data, 1) != 1)
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{
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return;
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}
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while (1)
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{
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if (tos_at_uart_read(&data, 1) != 1)
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{
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return;
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}
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if (data == ',')
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{
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break;
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}
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channel_id = channel_id * 10 + (data - '0');
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}
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while (1)
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{
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if (tos_at_uart_read(&data, 1) != 1)
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{
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return;
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}
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if (data == ':')
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{
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break;
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}
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data_len = data_len * 10 + (data - '0');
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}
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while (1)
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{
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if (tos_at_uart_read(&data, 1) != 1)
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{
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return;
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}
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if (data == '\n')
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{
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break;
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}
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}
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do {
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#define MIN(a, b) ((a) < (b) ? (a) : (b))
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read_len = MIN(data_len, sizeof(buffer));
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if (tos_at_uart_read(buffer, read_len) != read_len) {
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return;
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}
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if (tos_at_channel_write(channel_id, buffer, read_len) <= 0) {
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return;
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}
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data_len -= read_len;
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} while (data_len > 0);
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return;
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}
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at_event_t air724_at_event[] = {
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{ "+RECEIVE,", air724_incoming_data_process},
|
|
};
|
|
|
|
sal_module_t sal_module_air724 = {
|
|
.init = air724_init,
|
|
.connect = air724_connect,
|
|
.send = air724_send,
|
|
.recv_timeout = air724_recv_timeout,
|
|
.recv = air724_recv,
|
|
.sendto = air724_sendto,
|
|
.recvfrom = air724_recvfrom,
|
|
.recvfrom_timeout = air724_recvfrom_timeout,
|
|
.close = air724_close,
|
|
.parse_domain = air724_parse_domain,
|
|
};
|
|
|
|
int air724_sal_init(hal_uart_port_t uart_port)
|
|
{
|
|
|
|
if (tos_at_init(uart_port, air724_at_event,
|
|
sizeof(air724_at_event) / sizeof(air724_at_event[0])) != 0) {
|
|
return -1;
|
|
}
|
|
|
|
if (tos_sal_module_register(&sal_module_air724) != 0) {
|
|
return -1;
|
|
}
|
|
if (tos_sal_module_init() != 0) {
|
|
return -1;
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|