dnscrypt-wrapper/udp_request.h at master · virii/dnscrypt-wrapper · GitHub

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#ifndef UDP_REQUEST_H
#define UDP_REQUEST_H

#include "dnscrypt.h"

struct context;

typedef struct UDPRequestStatus_ {
    bool is_dying:1;
    bool is_in_queue:1;
} UDPRequestStatus;

typedef struct UDPRequest_ {
    uint16_t id;
    unsigned int crc;
        TAILQ_ENTRY(UDPRequest_) queue;
    uint8_t client_nonce[crypto_box_HALF_NONCEBYTES];
    uint8_t nmkey[crypto_box_BEFORENMBYTES];
    bool is_dnscrypted;
    struct sockaddr_storage client_sockaddr;
    struct context *context;
    struct event *sendto_retry_timer;
    struct event *timeout_timer;
    evutil_socket_t client_proxy_handle;
    ev_socklen_t client_sockaddr_len;
    UDPRequestStatus status;
    unsigned char retries;
} UDPRequest;

typedef
TAILQ_HEAD(TCPRequestQueue_, TCPRequest_)
    TCPRequestQueue;
     typedef TAILQ_HEAD(UDPRequestQueue_, UDPRequest_)
        UDPRequestQueue;

     int udp_listener_bind(struct context *c);
     int udp_listener_start(struct context *c);
     void udp_listener_stop(struct context *c);
     int udp_listener_kill_oldest_request(struct context *c);

#endif