#include "subnet.h"
typedef struct node_status_t {
- unsigned int unused_active: 1; /* 1 if active (not used for nodes) */
- unsigned int validkey: 1; /* 1 if we currently have a valid key for him */
- unsigned int waitingforkey: 1; /* 1 if we already sent out a request */
- unsigned int visited: 1; /* 1 if this node has been visited by one of the graph algorithms */
- unsigned int reachable: 1; /* 1 if this node is reachable in the graph */
- unsigned int indirect: 1; /* 1 if this node is not directly reachable by us */
- unsigned int sptps: 1; /* 1 if this node supports SPTPS */
- unsigned int udp_confirmed: 1; /* 1 if the address is one that we received UDP traffic on */
- unsigned int send_locally: 1; /* 1 if the next UDP packet should be sent on the local network */
- unsigned int udppacket: 1; /* 1 if the most recently received packet was UDP */
- unsigned int validkey_in: 1; /* 1 if we have sent a valid key to him */
- unsigned int has_address: 1; /* 1 if we know an external address for this node */
- unsigned int unused: 20;
+ bool unused_active: 1; /* 1 if active (not used for nodes) */
+ bool validkey: 1; /* 1 if we currently have a valid key for him */
+ bool waitingforkey: 1; /* 1 if we already sent out a request */
+ bool visited: 1; /* 1 if this node has been visited by one of the graph algorithms */
+ bool reachable: 1; /* 1 if this node is reachable in the graph */
+ bool indirect: 1; /* 1 if this node is not directly reachable by us */
+ bool sptps: 1; /* 1 if this node supports SPTPS */
+ bool udp_confirmed: 1; /* 1 if the address is one that we received UDP traffic on */
+ bool send_locally: 1; /* 1 if the next UDP packet should be sent on the local network */
+ bool udppacket: 1; /* 1 if the most recently received packet was UDP */
+ bool validkey_in: 1; /* 1 if we have sent a valid key to him */
+ bool has_address: 1; /* 1 if we know an external address for this node */
+ bool ping_sent: 1; /* 1 if we sent a UDP probe but haven't received the reply yet */
+ uint32_t unused: 19;
} node_status_t;
typedef struct node_t {
node_id_t id; /* unique node ID (name hash) */
uint32_t options; /* options turned on for this node */
- int sock; /* Socket to use for outgoing UDP packets */
+ size_t sock; /* Socket to use for outgoing UDP packets */
sockaddr_t address; /* his real (internet) ip to send UDP packets to */
node_status_t status;
uint32_t sent_seqno; /* Sequence number last sent to this node */
uint32_t received_seqno; /* Sequence number last received from this node */
uint32_t received; /* Total valid packets received from this node */
- uint32_t prev_received_seqno;
- uint32_t prev_received;
uint32_t farfuture; /* Packets in a row that have arrived from the far future */
- unsigned char *late; /* Bitfield marking late packets */
+ uint8_t *late; /* Bitfield marking late packets */
struct timeval udp_reply_sent; /* Last time a (gratuitous) UDP probe reply was sent */
struct timeval udp_ping_sent; /* Last time a UDP probe was sent */
+ int udp_ping_rtt; /* Round trip time of UDP ping (in microseconds; or -1 if !status.udp_confirmed) */
timeout_t udp_ping_timeout; /* Ping timeout event */
struct timeval mtu_ping_sent; /* Last time a MTU probe was sent */