44 lines
		
	
	
		
			879 B
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			44 lines
		
	
	
		
			879 B
		
	
	
	
		
			C
		
	
	
	
	
	
| #include "stddef.h"
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| #include "dev_name.h"
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| #include "storage.h"
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| #include "stdio.h"
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| #include "random.h"
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| #include "constants.h"
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| #include "string.h"
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| 
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| #include "esp_log.h"
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| 
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| #define DEV_PREFIX "ESP32 "
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| 
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| static const char *TAG = "dev_name";
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| 
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| bool dev_generate_name()
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| {
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|     // Check if a device name has already been defined
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|     if (storage_get_dev_name(NULL) > 0)
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|         return false;
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| 
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|     // Generate random device name
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|     char name[DEV_NAME_LEN];
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|     rand_str(DEV_NAME_LEN - 1, name);
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|     storage_set_dev_name(name);
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| 
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|     return true;
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| }
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| 
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| char *dev_name()
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| {
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|     size_t len = storage_get_dev_name(NULL);
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| 
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|     char *dev = malloc(len + strlen(DEV_PREFIX) + 1);
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|     if (dev == NULL)
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|     {
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|         ESP_LOGE(TAG, "Failed to allocate memory to store dev name!");
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|         return NULL;
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|     }
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| 
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|     strcpy(dev, DEV_PREFIX);
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|     storage_get_dev_name(dev + strlen(DEV_PREFIX));
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| 
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|     return dev;
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| } |