gistfile1

#ifndef NETKIT_H_
#define NETKIT_H_

#include <stdlib.h>
#include <stdio.h>
#include <assert.h>
#include <unistd.h>
#include <string.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <sys/wait.h>
#include <fcntl.h>
#include <sys/socket.h>
#include <sys/un.h>
#include <netinet/ip.h>
#include <arpa/inet.h>
#include <netdb.h>
#include <signal.h>
#include <sys/time.h>
#include <time.h>
#include <errno.h>

#ifndef UNIX_PATH_MAX
#define UNIX_PATH_MAX 108
#endif

#if __STDC_VERSION__ < 199901L
# if __GNUC__ >= 2
#  define __func__ __FUNCTION__
# else
#  define __func__ "<unknown>"
# endif
#endif

/* Prints the error with perror and exit with status EXIT_FAILURE */
void nk_perror (const char *s);

/* Fork and returns the pid or stop with perror_ if it failed */
pid_t nk_fork ();

/* Calls pipe and exit with perror_ if it failed */
void nk_pipe (int fd[2]);

/* Sets a signal handler for <sig> */
int nk_signal (int sig, void (*h)(int), int options);

/* Socket helpers */
int nk_socket (int domain, int type, int protocol);
int nk_socket_inet (int type);
int nk_socket_unix (int type);
int nk_read_sock (int socket, void *buf, size_t count);
int nk_write_sock (int socket, void *buf, size_t count);

void nk_addr_inet (struct sockaddr_in *sockaddr, sa_family_t family, in_port_t port, uint32_t addr);

/* Unix Domain helpers */
int nk_bind_unix (int sock, struct sockaddr_un *addr);
int nk_sendto_unix (int sock, void *buf, size_t len, struct sockaddr_un *addr);
int nk_recvfrom_unix (int sock, void *buf, size_t len, struct sockaddr_un *addr);
int nk_connect_unix (int sock, struct sockaddr_un *addr);
int nk_accept_unix (int sock, struct sockaddr_un *addr);

/* Inet domain Helpers */
int nk_bind_inet (int sock, struct sockaddr_in *addr);
int nk_sendto_inet (int sock, void *buf, size_t len, struct sockaddr_in *addr);
int nk_recvfrom_inet (int sock, void *buf, size_t len, struct sockaddr_in *addr);
int nk_connect_inet (int sock, struct sockaddr_in *addr);
int nk_accept_inet (int sock, struct sockaddr_in *addr);
int nk_getsockname_inet (int sock, struct sockaddr_in *addr);
char *nk_adrtoa_inet (struct sockaddr_in *addr);
#endif