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fix ssid length

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This commit is contained in:
Shuanglei Tao
2025-09-09 19:35:17 +08:00
parent 441d5aac12
commit 1467a09407
2 changed files with 4 additions and 5 deletions
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7
EPD/EPD_service.c
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@@ -49,11 +49,10 @@ static void epd_gui_update(void * p_event_data, uint16_t event_size)
.voltage = EPD_ReadVoltage(), .voltage = EPD_ReadVoltage(),
}; };
char dev_name[20]; uint16_t dev_name_len = sizeof(data.ssid);
uint16_t dev_name_len = sizeof(dev_name); uint32_t err_code = sd_ble_gap_device_name_get((uint8_t *)data.ssid, &dev_name_len);
uint32_t err_code = sd_ble_gap_device_name_get((uint8_t *)dev_name, &dev_name_len);
if (err_code == NRF_SUCCESS && dev_name_len > 0) if (err_code == NRF_SUCCESS && dev_name_len > 0)
memcpy(data.ssid, dev_name, sizeof(data.ssid) - 1); data.ssid[dev_name_len] = '\0';
DrawGUI(&data, epd->drv->write_image, (display_mode_t)p_epd->config.display_mode); DrawGUI(&data, epd->drv->write_image, (display_mode_t)p_epd->config.display_mode);
epd->drv->refresh(); epd->drv->refresh();

2
GUI/GUI.h
View File

@@ -21,7 +21,7 @@ typedef struct {
uint8_t week_start; // 0: Sunday, 1: Monday uint8_t week_start; // 0: Sunday, 1: Monday
int8_t temperature; int8_t temperature;
float voltage; float voltage;
char ssid[13]; char ssid[20];
} gui_data_t; } gui_data_t;
void DrawGUI(gui_data_t *data, buffer_callback draw, display_mode_t mode); void DrawGUI(gui_data_t *data, buffer_callback draw, display_mode_t mode);