/* init_terminals
* Description: Initializes the terminals and sets the storage field to point to its respective 4kb page
* Inputs: none
* Outputs: none
* Returns: none
* Side Effects: Initializes the terminal fields to 0 and ptrs to NULL
*/
void init_terminals()
{
int i,j;
for(i = 0; i< NUM_TERM; i++)
{
for(j=0;j<BUFF_SIZE;j++)
{
terminal[i].line_buf[i] = 0;
}
terminal[i].line_buf_index = 0;
terminal[i].wrap_flag = 0;
terminal[i].screen_x = 0;
terminal[i].screen_y = 0;
terminal[i].video_mem = (uint8_t*)VMEM_START;
switch(i)
{
case 0:
terminal[i].storage = (uint8_t*)VIDEO_0;
break;
case 1:
terminal[i].storage = (uint8_t*)VIDEO_1;
break;
case 2:
terminal[i].storage = (uint8_t*)VIDEO_2;
break;
}
clear_storage(&terminal[i]);
terminal[i].term_read = 0;
terminal[i].write_lock = 0;
terminal[i].terminal_read_ret = 0;
}
curr_terminal = &terminal[0];
}
static void uart_input_handler(const char *data, int len)
{
int i;
if (len < 1) {
return;
}
if (data[0] == 0x7f || data[0] == 0x08) {
if (rcvMsg.pWritePos != rcvMsg.pRcvMsgBuff) {
const char back = 0x08, space = ' ';
uart_write_bytes(UART_NUM_0, &back, 1);
uart_write_bytes(UART_NUM_0, &space, 1);
//uart_write_bytes(UART_NUM_0, &back, 1);
rcvMsg.pWritePos[0] = 0;
rcvMsg.pWritePos -= 1;
} else {
// nothing to delete
return;
}
}
if (data[0] == '\r' || data[0] == '\n') {
// enter key press
rcvMsg.pWritePos[0] = 0;
if (rcvMsg.pWritePos == rcvMsg.pRcvMsgBuff) {
uart_write_bytes(UART_NUM_0, PROMPT, PROMPT_LEN);
} else {
int length = rcvMsg.pWritePos - rcvMsg.pRcvMsgBuff;
uart_write_bytes(UART_NUM_0, PROMPT, PROMPT_LEN);
if (status == INPUT_SSID) {
memset(wifi_ssid, 0, WIFI_SSID_MAX_LEN);
memcpy(wifi_ssid, rcvMsg.pRcvMsgBuff, length);
status = NONE;
ESP_LOGI(TAG, "you set ssid: %s", wifi_ssid);
esp_err_t er = save_string(CMD_SSID, (char *)wifi_ssid);
if (er != ESP_OK)
ESP_LOGE(TAG, "save ssid error");
goto set_end;
} else if (status == INPUT_PASS) {
memset(wifi_pass, 0, WIFI_PASS_MAX_LEN);
memcpy(wifi_pass, rcvMsg.pRcvMsgBuff, length);
status = NONE;
ESP_LOGI(TAG, "you set password: %s", wifi_pass);
esp_err_t er = save_string(CMD_PASS, (char *)wifi_pass);
if (er != ESP_OK)
ESP_LOGE(TAG, "save pass error");
goto set_end;
} else if (status == INPUT_IP) {
memset(srv_ip, 0, SRV_IP_MAX_LEN);
memcpy(srv_ip, rcvMsg.pRcvMsgBuff, length);
status = NONE;
ESP_LOGI(TAG, "you set server ip: %s", srv_ip);
esp_err_t er = save_string(CMD_IP, (char *)srv_ip);
if (er != ESP_OK)
ESP_LOGE(TAG, "save ip error");
goto set_end;
} else if (status == INPUT_PORT) {
if (!is_valid_port((const char *)rcvMsg.pRcvMsgBuff, length)) {
rcvMsg.pWritePos = rcvMsg.pRcvMsgBuff;
ESP_LOGE(TAG, "invalid server port, please input again");
return;
}
srv_port = str2num((const char *)rcvMsg.pRcvMsgBuff, length);
status = NONE;
ESP_LOGI(TAG, "you set server port: %d", srv_port);
//esp_err_t er = save_int32(CMD_PORT, srv_port);
esp_err_t er = save_string(CMD_PORT, (char *)rcvMsg.pRcvMsgBuff);
if (er != ESP_OK)
ESP_LOGE(TAG, "save port error");
goto set_end;
}
if (strncmp((const char *)rcvMsg.pRcvMsgBuff, CMD_SSID, length) == 0) {
ESP_LOGI(TAG, "input your ssid [less than 32byte]:");
status = INPUT_SSID;
} else if (strncmp((const char *)rcvMsg.pRcvMsgBuff, CMD_PASS, length) == 0) {
ESP_LOGI(TAG, "input your password [less than 32byte]:");
status = INPUT_PASS;
} else if (strncmp((const char *)rcvMsg.pRcvMsgBuff, CMD_IP, length) == 0) {
ESP_LOGI(TAG, "input server IP:");
status = INPUT_IP;
} else if (strncmp((const char *)rcvMsg.pRcvMsgBuff, CMD_PORT, length) == 0) {
ESP_LOGI(TAG, "input server port:");
status = INPUT_PORT;
} else if (strncmp((const char *)rcvMsg.pRcvMsgBuff, CMD_HELP, length) == 0) {
show_help_info();
} else if (strncmp((const char *)rcvMsg.pRcvMsgBuff, CMD_WIFI, length) == 0) {
ESP_LOGI(TAG, "BLE scanning ......");
close_nvs();
ble_client_app_register();
//initialise_wifi();
} else if (strncmp((const char *)rcvMsg.pRcvMsgBuff, CMD_QUIT, length) == 0) {
ESP_LOGI(TAG, "reset wifi info:");
clear_storage();
close_nvs();
system_restart();
} else {
ESP_LOGI(TAG, "invalid command %s", rcvMsg.pRcvMsgBuff);
show_help_info();
}
}
set_end:
rcvMsg.pWritePos = rcvMsg.pRcvMsgBuff;
memset(rcvMsg.pRcvMsgBuff, 0, RECV_BUF_SIZE);
return;
}
*(rcvMsg.pWritePos) = data[0];
uart_write_bytes(UART_NUM_0, &data[0], 1);
rcvMsg.pWritePos += 1;
if (rcvMsg.pWritePos - rcvMsg.pRcvMsgBuff >= RECV_BUF_SIZE - 1) {
rcvMsg.pWritePos = rcvMsg.pRcvMsgBuff; // overflow, restart
ESP_LOGI(TAG, "overflow");
}
}