78 lines
		
	
	
		
			2.6 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			78 lines
		
	
	
		
			2.6 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
| #include "capwap.h"
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| #include "element.h"
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| 
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| /********************************************************************
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| 
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|  0                   1                   2                   3
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|  0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1
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| +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
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| |                           File Size                           |
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| +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
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| |                              Hash                             |
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| +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
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| |                              Hash                             |
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| +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
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| |                              Hash                             |
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| +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
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| |                              Hash                             |
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| +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
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| 
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| Type:   26 for Image Information
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| 
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| Length:   20
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| 
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| ********************************************************************/
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| 
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| /* */
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| static void capwap_imageinfo_element_create(void* data, capwap_message_elements_handle handle, struct capwap_write_message_elements_ops* func) {
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| 	struct capwap_imageinfo_element* element = (struct capwap_imageinfo_element*)data;
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| 
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| 	ASSERT(data != NULL);
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| 
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| 	func->write_u32(handle, element->length);
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| 	func->write_block(handle, element->hash, CAPWAP_IMAGEINFO_HASH_LENGTH);
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| }
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| 
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| /* */
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| static void* capwap_imageinfo_element_clone(void* data) {
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| 	ASSERT(data != NULL);
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| 
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| 	return capwap_clone(data, sizeof(struct capwap_imageinfo_element));
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| }
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| 
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| /* */
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| static void capwap_imageinfo_element_free(void* data) {
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| 	ASSERT(data != NULL);
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| 
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| 	capwap_free(data);
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| }
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| 
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| /* */
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| static void* capwap_imageinfo_element_parsing(capwap_message_elements_handle handle, struct capwap_read_message_elements_ops* func) {
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| 	struct capwap_imageinfo_element* data;
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| 
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| 	ASSERT(handle != NULL);
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| 	ASSERT(func != NULL);
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| 
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| 	if (func->read_ready(handle) != 20) {
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| 		log_printf(LOG_DEBUG, "Invalid Image Information element: underbuffer");
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| 		return NULL;
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| 	}
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| 
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| 	/* Retrieve data */
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| 	data = (struct capwap_imageinfo_element*)capwap_alloc(sizeof(struct capwap_imageinfo_element));
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| 	func->read_u32(handle, &data->length);
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| 	func->read_block(handle, data->hash, CAPWAP_IMAGEINFO_HASH_LENGTH);
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| 
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| 	return data;
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| }
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| 
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| /* */
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| const struct capwap_message_elements_ops capwap_element_imageinfo_ops = {
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| 	.category = CAPWAP_MESSAGE_ELEMENT_SINGLE,
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| 	.create = capwap_imageinfo_element_create,
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| 	.parse = capwap_imageinfo_element_parsing,
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| 	.clone = capwap_imageinfo_element_clone,
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| 	.free = capwap_imageinfo_element_free
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| };
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