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Diffstat (limited to 'winsup/cygwin/include/cygwin/in.h')
| -rw-r--r-- | winsup/cygwin/include/cygwin/in.h | 188 |
1 files changed, 188 insertions, 0 deletions
diff --git a/winsup/cygwin/include/cygwin/in.h b/winsup/cygwin/include/cygwin/in.h new file mode 100644 index 000000000..d9ab331b3 --- /dev/null +++ b/winsup/cygwin/include/cygwin/in.h @@ -0,0 +1,188 @@ +/* + * INET An implementation of the TCP/IP protocol suite for the LINUX + * operating system. INET is implemented using the BSD Socket + * interface as the means of communication with the user level. + * + * Definitions of the Internet Protocol. + * + * Version: @(#)in.h 1.0.1 04/21/93 + * + * Authors: Original taken from the GNU Project <netinet/in.h> file. + * Fred N. van Kempen, <waltje@uWalt.NL.Mugnet.ORG> + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * as published by the Free Software Foundation; either version + * 2 of the License, or (at your option) any later version. + */ +#ifndef _CYGWIN_IN_H +#define _CYGWIN_IN_H + +#include <cygwin/types.h> + +/* Standard well-defined IP protocols. */ +enum { + IPPROTO_IP = 0, /* Dummy protocol for TCP */ + IPPROTO_ICMP = 1, /* Internet Control Message Protocol */ + IPPROTO_IGMP = 2, /* Internet Gateway Management Protocol */ + IPPROTO_IPIP = 4, /* IPIP tunnels (older KA9Q tunnels use 94) */ + IPPROTO_TCP = 6, /* Transmission Control Protocol */ + IPPROTO_EGP = 8, /* Exterior Gateway Protocol */ + IPPROTO_PUP = 12, /* PUP protocol */ + IPPROTO_UDP = 17, /* User Datagram Protocol */ + IPPROTO_IDP = 22, /* XNS IDP protocol */ + + IPPROTO_RAW = 255, /* Raw IP packets */ + IPPROTO_MAX +}; + +/* Standard well-known ports. *//* from winsup/include/netinet/in.h */ +enum + { + IPPORT_ECHO = 7, /* Echo service. */ + IPPORT_DISCARD = 9, /* Discard transmissions service. */ + IPPORT_SYSTAT = 11, /* System status service. */ + IPPORT_DAYTIME = 13, /* Time of day service. */ + IPPORT_NETSTAT = 15, /* Network status service. */ + IPPORT_FTP = 21, /* File Transfer Protocol. */ + IPPORT_TELNET = 23, /* Telnet protocol. */ + IPPORT_SMTP = 25, /* Simple Mail Transfer Protocol. */ + IPPORT_TIMESERVER = 37, /* Timeserver service. */ + IPPORT_NAMESERVER = 42, /* Domain Name Service. */ + IPPORT_WHOIS = 43, /* Internet Whois service. */ + IPPORT_MTP = 57, + + IPPORT_TFTP = 69, /* Trivial File Transfer Protocol. */ + IPPORT_RJE = 77, + IPPORT_FINGER = 79, /* Finger service. */ + IPPORT_TTYLINK = 87, + IPPORT_SUPDUP = 95, /* SUPDUP protocol. */ + + + IPPORT_EXECSERVER = 512, /* execd service. */ + IPPORT_LOGINSERVER = 513, /* rlogind service. */ + IPPORT_CMDSERVER = 514, + IPPORT_EFSSERVER = 520, + + /* UDP ports. */ + IPPORT_BIFFUDP = 512, + IPPORT_WHOSERVER = 513, + IPPORT_ROUTESERVER = 520, + + /* Ports less than this value are reserved for privileged processes. */ + IPPORT_RESERVED = 1024, + + /* Ports greater this value are reserved for (non-privileged) servers. */ + IPPORT_USERRESERVED = 5000 + }; + + +/* Internet address. */ +struct in_addr { + unsigned int s_addr; +}; + +/* Request struct for multicast socket ops */ + +struct ip_mreq +{ + struct in_addr imr_multiaddr; /* IP multicast address of group */ + struct in_addr imr_interface; /* local IP address of interface */ +}; + + +/* Structure describing an Internet (IP) socket address. */ +#define __SOCK_SIZE__ 16 /* sizeof(struct sockaddr) */ +struct sockaddr_in { + short int sin_family; /* Address family */ + unsigned short int sin_port; /* Port number */ + struct in_addr sin_addr; /* Internet address */ + + /* Pad to size of `struct sockaddr'. */ + unsigned char __pad[__SOCK_SIZE__ - sizeof(short int) - + sizeof(unsigned short int) - sizeof(struct in_addr)]; +}; +#define sin_zero __pad /* for BSD UNIX comp. -FvK */ + + +/* + * Definitions of the bits in an Internet address integer. + * On subnets, host and network parts are found according + * to the subnet mask, not these masks. + */ +#define IN_CLASSA(a) ((((long int) (a)) & 0x80000000) == 0) +#define IN_CLASSA_NET 0xff000000 +#define IN_CLASSA_NSHIFT 24 +#define IN_CLASSA_HOST (0xffffffff & ~IN_CLASSA_NET) +#define IN_CLASSA_MAX 128 + +#define IN_CLASSB(a) ((((long int) (a)) & 0xc0000000) == 0x80000000) +#define IN_CLASSB_NET 0xffff0000 +#define IN_CLASSB_NSHIFT 16 +#define IN_CLASSB_HOST (0xffffffff & ~IN_CLASSB_NET) +#define IN_CLASSB_MAX 65536 + +#define IN_CLASSC(a) ((((long int) (a)) & 0xe0000000) == 0xc0000000) +#define IN_CLASSC_NET 0xffffff00 +#define IN_CLASSC_NSHIFT 8 +#define IN_CLASSC_HOST (0xffffffff & ~IN_CLASSC_NET) + +#define IN_CLASSD(a) ((((long int) (a)) & 0xf0000000) == 0xe0000000) +#define IN_MULTICAST(a) IN_CLASSD(a) +#define IN_MULTICAST_NET 0xF0000000 + +#define IN_EXPERIMENTAL(a) ((((long int) (a)) & 0xe0000000) == 0xe0000000) +#define IN_BADCLASS(a) ((((long int) (a)) & 0xf0000000) == 0xf0000000) + +/* Address to accept any incoming messages. */ +#define INADDR_ANY ((unsigned long int) 0x00000000) + +/* Address to send to all hosts. */ +#define INADDR_BROADCAST ((unsigned long int) 0xffffffff) + +/* Address indicating an error return. */ +#define INADDR_NONE 0xffffffff + +/* Network number for local host loopback. */ +#define IN_LOOPBACKNET 127 + +/* Address to loopback in software to local host. */ +#define INADDR_LOOPBACK 0x7f000001 /* 127.0.0.1 */ +#define IN_LOOPBACK(a) ((((long int) (a)) & 0xff000000) == 0x7f000000) + +/* Defines for Multicast INADDR */ +#define INADDR_UNSPEC_GROUP 0xe0000000 /* 224.0.0.0 */ +#define INADDR_ALLHOSTS_GROUP 0xe0000001 /* 224.0.0.1 */ +#define INADDR_MAX_LOCAL_GROUP 0xe00000ff /* 224.0.0.255 */ + +/* <asm/byteorder.h> contains the htonl type stuff.. */ + +#include <asm/byteorder.h> + +/* Some random defines to make it easier in the kernel.. */ +#ifdef __KERNEL__ + +#define LOOPBACK(x) (((x) & htonl(0xff000000)) == htonl(0x7f000000)) +#define MULTICAST(x) (((x) & htonl(0xf0000000)) == htonl(0xe0000000)) + +#endif + +/* + * IPv6 definitions as we start to include them. This is just + * a beginning dont get excited 8) + */ + +struct in_addr6 +{ + unsigned char s6_addr[16]; +}; + +struct sockaddr_in6 +{ + unsigned short sin6_family; + unsigned short sin6_port; + unsigned long sin6_flowinfo; + struct in_addr6 sin6_addr; +}; + +#endif /* _CYGWIN_IN_H */ |