servicepoint_binding_c 0.15.0

C bindings for the servicepoint crate.
Documentation 
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#pragma once
#ifndef SERVICEPOINT_BINDING_C_MSLEEP_H
#define SERVICEPOINT_BINDING_C_MSLEEP_H

#include <time.h>
#include <errno.h>
#include <stdlib.h>
#include "servicepoint.h"

static UdpSocket *sock = NULL;

void sock_free() {
    sp_udp_socket_free(sock);
}

void sock_init() {
    sock = sp_udp_socket_open_ipv4(127, 0, 0, 1, 2342);
    //sock = sp_udp_open_ipv4(172, 23, 42, 29, 2342);
    if (sock == NULL)
        exit(-1);
    atexit(sock_free);
}

/// TODO: all of this for sleeping n ms? There should be a better way!
int msleep(long msec) {
    if (msec < 0) {
        errno = EINVAL;
        return -1;
    }

    struct timespec ts = {
            .tv_sec = msec / 1000,
            .tv_nsec = (msec % 1000) * 1000000,
    };

    int res;
    do {
        res = nanosleep(&ts, &ts);
    } while (res && errno == EINTR);

    return res;
}

#endif //SERVICEPOINT_BINDING_C_MSLEEP_H