96 lines
1.8 KiB
C
96 lines
1.8 KiB
C
#include <sys/socket.h>
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#include <netinet/in.h>
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// 8 octets min (struct pointer 4 octets), 1024 octets max
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typedef struct packet {
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unsigned char magic; // 95 (si autre, ignorer)
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unsigned char version; // 1 (si autre, ignorer)
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short length; // 1020 max
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char *body;
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} packet;
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typedef union tlv {
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pad1 *pad1;
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padn *padn;
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neighbour_req *neighbour_req;
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neighbour *neighbour;
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network_hash *network_hash;
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network_state_req *network_state_req;
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node_hash *node_hash;
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node_state_req *node_state_req;
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node_state *node_state;
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warning *warning;
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} tlv;
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// 1 octet
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typedef struct pad1 {
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unsigned unsigned char type;
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} pad1;
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// 2 octets min, 257 octets max (unsigned char 0 -> 255)
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typedef struct padn {
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unsigned char type;
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unsigned char length;
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char *mbz;
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} padn;
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// 2 octets
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typedef struct neighbour_req {
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unsigned char type;
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unsigned char length;
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} neighbour_req;
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// 132 octets
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typedef struct neighbour {
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unsigned char type;
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unsigned char length;
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struct in6_addr ip;
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short port;
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} neighbour;
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// 18 octets
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typedef struct network_hash {
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unsigned char type;
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unsigned char length;
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char *network_hash;
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} network_hash;
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// 2 octets
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typedef struct network_state_req {
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unsigned char type;
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unsigned char length;
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} network_state_req;
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// 28 octets
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typedef struct node_hash {
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unsigned char type;
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unsigned char length;
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long node_id;
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short seqno;
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char *node_hash;
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} node_hash;
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// 10 octets
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typedef struct node_state_req {
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unsigned char type;
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unsigned char length;
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long node_id;
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} node_state_req;
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// 28 octets min, 220 octets max (data 0 -> 192)
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typedef struct node_state {
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unsigned char type;
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unsigned char length;
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long node_id;
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short seqno;
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char *node_hash;
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char *data;
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} node_state;
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// 2 octets min, 257 ocets max (unsigned char 0 -> 255)
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typedef struct warning {
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unsigned char type;
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unsigned char length;
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char *message;
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} warning; |