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60 lines
1.8 KiB
60 lines
1.8 KiB
6 years ago
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#ifndef NODE_H_
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#define NODE_H_
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#include <stdbool.h>
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#include <time.h>
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#include <arpa/inet.h>
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// Node structure
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typedef struct node_t node_t;
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// and handle type
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typedef node_t* node_handle_t;
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typedef enum node_status { NODE_INITIALIAZED, NODE_PRESENT, NODE_GONE } node_status;
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#ifdef TEST //This is a test build
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// Makes private functions reachable by the tester
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#define unit_static
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#else
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#define unit_static static
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#endif
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// Initializes a node structure and returns the node handle.
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node_handle_t node_init(struct sockaddr_in addr);
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// Frees a node structure.
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void node_free(node_handle_t node);
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// Adds an event timestamp to the node. Either the (re)appearance or the disappearance of the node.
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void node_add_timestamp(node_handle_t node, time_t timestamp, bool visible);
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// Returns the address of the node
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struct sockaddr_in node_get_addr(node_handle_t node);
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node_status node_get_status(node_handle_t node);
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//uint8_t node_get_appear_count(node_handle_t node);
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//uint8_t node_get_disappear_count(node_handle_t node);
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//void node_get_latest_appear(node_handle_t node, );
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//void node_get_latest_disappear(node_handle_t node, );
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// Returns the duration (in seconds) of the latest stretch of time that this node has been visible.
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uint8_t node_get_latest_appearance_duration(node_handle_t node);
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// Returns the total duration (in seconds) of time that this node was visible.
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uint8_t node_get_total_appearance_duration(node_handle_t node);
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// Returns the event timestamps table for this node.
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uint8_t node_get_event_table(node_handle_t node, time_t*** event_table);
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// Serializes the whole node to a single string
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//int circ_buf_serialize(node_handle_t node, char** serialized);
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// De-serializes a string to a node
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//int circ_buf_deserialize(node_handle_t node, const char* serialized);
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#endif //NODE_H_
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