in.h

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/*
 * SPDX-FileCopyrightText: 2013-2015 Freie Universität Berlin
 * SPDX-License-Identifier: LGPL-2.1-only
 */
 
#pragma once


 
#include <inttypes.h>
#include <sys/socket.h>
 
#include "net/protnum.h"
#include "net/ipv6/addr.h"
#include "sys/bytes.h"
 
#ifdef __cplusplus
extern "C" {
#endif
 
#define INET_ADDRSTRLEN     (16)    
#define INET6_ADDRSTRLEN    (46)    

#define INADDR_ANY          ((in_addr_t)0x00000000)

#define INADDR_BROADCAST    ((in_addr_t)0xffffffff)

#define IN6ADDR_ANY_INIT        IPV6_ADDR_UNSPECIFIED

#define IN6ADDR_LOOPBACK_INIT   IPV6_ADDR_LOOPBACK

#define IN6_IS_ADDR_UNSPECIFIED(addr)   ((int)(ipv6_addr_is_unspecified((const ipv6_addr_t *)(addr))))

#define IN6_IS_ADDR_LOOPBACK(addr)      ((int)(ipv6_addr_is_loopback((const ipv6_addr_t *)(addr))))

#define IN6_IS_ADDR_MULTICAST(addr)     ((int)(ipv6_addr_is_multicast((const ipv6_addr_t *)(addr))))

#define IN6_IS_ADDR_LINKLOCAL(addr)     ((int)(ipv6_addr_is_link_local((const ipv6_addr_t *)addr)))

#define IN6_IS_ADDR_SITELOCAL(addr)     ((int)(ipv6_addr_is_site_local((const ipv6_addr_t *)addr)))

#define IN6_IS_ADDR_V4MAPPED(addr)      ((int)(ipv6_addr_is_ipv4_mapped((const ipv6_addr_t *)addr)))

#define IN6_IS_ADDR_V4COMPAT(addr)      ((int)(ipv6_addr_is_ipv4_compat((const ipv6_addr_t *)addr)))

#define IN6_IS_ADDR_MC_NODELOCAL(addr)  (IN6_IS_ADDR_MULTICAST(addr) && \
        (int)((addr->s6_addr[1] & 0x0f) == IPV6_ADDR_MCAST_SCP_IF_LOCAL))

#define IN6_IS_ADDR_MC_LINKLOCAL(addr)  (IN6_IS_ADDR_MULTICAST(addr) && \
        (int)((addr->s6_addr[1] & 0x0f) == IPV6_ADDR_MCAST_SCP_LINK_LOCAL))

#define IN6_IS_ADDR_MC_SITELOCAL(addr)  (IN6_IS_ADDR_MULTICAST(addr) && \
        (int)((addr->s6_addr[1] & 0x0f) == IPV6_ADDR_MCAST_SCP_SITE_LOCAL))

#define IN6_IS_ADDR_MC_ORGLOCAL(addr)   (IN6_IS_ADDR_MULTICAST(addr) && \
        (int)((addr->s6_addr[1] & 0x0f) == IPV6_ADDR_MCAST_SCP_ORG_LOCAL))

#define IN6_IS_ADDR_MC_GLOBAL(addr)     (IN6_IS_ADDR_MULTICAST(addr) && \
        (int)((addr->s6_addr[1] & 0x0f) == IPV6_ADDR_MCAST_SCP_GLOBAL))


#define IPPROTO_IP      (PROTNUM_IPV4)          
#define IPPROTO_IPV6    (PROTNUM_IPV6)          
#define IPPROTO_ICMP    (PROTNUM_ICMP)          
#define IPPROTO_ICMPV6  (PROTNUM_ICMPV6)        
#define IPPROTO_RAW     (PROTNUM_RESERVED)      
#define IPPROTO_TCP     (PROTNUM_TCP)           
#define IPPROTO_UDP     (PROTNUM_UDP)           

 
typedef uint16_t in_port_t;         
typedef uint32_t in_addr_t;         

struct in_addr {
    in_addr_t s_addr;           
};

struct in6_addr {
    uint8_t s6_addr[16];        
};

struct sockaddr_in {
    sa_family_t     sin_family; 
    in_port_t       sin_port;   
    struct in_addr  sin_addr;   
};

struct sockaddr_in6 {
    sa_family_t     sin6_family;    
    in_port_t       sin6_port;      
    uint32_t        sin6_flowinfo;  
    struct in6_addr sin6_addr;      
    uint32_t        sin6_scope_id;  
};

struct ipv6_mreq {
    struct in6_addr ipv6mr_multiaddr;   
    unsigned        ipv6mr_interface;   
};

extern const struct in6_addr in6addr_any;

extern const struct in6_addr in6addr_loopback;
 
#ifdef __cplusplus
}
#endif