diff options
| -rw-r--r-- | ChangeLog | 46 | ||||
| -rw-r--r-- | inet/arpa/inet.h | 60 | ||||
| -rw-r--r-- | inet/netinet/in.h | 80 | ||||
| -rw-r--r-- | resolv/inet_addr.c | 13 | ||||
| -rw-r--r-- | resolv/netdb.h | 6 | ||||
| -rw-r--r-- | sysdeps/unix/sysv/linux/bits/in.h | 3 |
6 files changed, 137 insertions, 71 deletions
diff --git a/ChangeLog b/ChangeLog index 80b2564c78..9273002005 100644 --- a/ChangeLog +++ b/ChangeLog @@ -1,5 +1,51 @@ 2000-04-01 Ulrich Drepper <drepper@redhat.com> + * inet/arpa/inet.h (inet_addr): Change return type to in_addr_t. + (inet_lnaof): Likewise. + (inet_netof): Likewise. + (inet_network): Likewise. + (inet_aton): Likewise. + (inet_makeaddr): Change parameter types to in_addr_t. + (inet_neta): Likewise. + (inet_ntop): Change type of last parameter to socklen_t. + (inet_aton): Only make available if __USE_MISC. + (inet_neta): Likewise. + (inet_net_ntop): Likewise. + (inet_net_pton): Likewise. + (inet_nsap_ntoa): Likewise. + + * inet/in.h: Define in_port_t type. + Define in_addr_t type. + (struct in_addr): Use in_addr_t in definition. + (IN_CLASSA): Use cast to in_addr_t. + (IN_CLASSB): Likewise. + (IN_CLASSC): Likewise. + (IN_CLASSD): Likewise. + (IN_EXPERIMENTAL): Likewise. + (IN_BADCLASS): Likewise. + (INADDR_ANY): Likewise. + (INADDR_BROADCAST): Likewise. + (INADDR_NONE): Likewise. + (INADDR_LOOPBACK): Likewise. + (INADDR_UNSPEC_GROUP): Likewise. + (INADDR_ALLHOSTS_GROUP): Likewise. + (INADDR_ALLRTRS_GROUP): Likewise. + (INADDR_MAX_LOCAL_GROUP): Likewise. + (struct sockaddr_in): Use in_port_t for sin_port element. + (struct sockaddr_in6): Use in_port_t for sin6_port element. + Use uint8_t instead of u_int8_t. + + * resolv/inet_addr.c (inet_addr): Change return type to in_addr_t. + Call __inet_aton instead of inet_aton. + (__inet_aton): Renamed from inet_aton. Add weak alias under old name. + + * resolv/netdb.h (gethostbyname2): Define only is __USE_MISC. + (innetgr): Likewise. + (struct addrinfo): Use socklen_t for ai_addrlen element. + + * sysdeps/unix/sysv/linux/bits/in.h (IPV6_MTU_DISCOVER, IPV6_MTU, + IPV6_RECVERR): New defines. + * include/netdb.h: Change type of first parameter of __getnetbyaddr_r. * inet/getnetbyad.c: Likewise. * inet/getnetbyad_r.c: Likewise. diff --git a/inet/arpa/inet.h b/inet/arpa/inet.h index 7e0a40f73f..72a90ba3da 100644 --- a/inet/arpa/inet.h +++ b/inet/arpa/inet.h @@ -1,4 +1,4 @@ -/* Copyright (C) 1997, 1999 Free Software Foundation, Inc. +/* Copyright (C) 1997, 1999, 2000 Free Software Foundation, Inc. This file is part of the GNU C Library. The GNU C Library is free software; you can redistribute it and/or @@ -20,7 +20,6 @@ #define _ARPA_INET_H 1 #include <features.h> - #include <sys/types.h> #include <netinet/in.h> /* To define `struct in_addr'. */ @@ -28,41 +27,22 @@ __BEGIN_DECLS /* Convert Internet host address from numbers-and-dots notation in CP into binary data in network byte order. */ -extern u_int32_t inet_addr (__const char *__cp) __THROW; - -/* Convert Internet host address from numbers-and-dots notation in CP - into binary data and store the result in the structure INP. */ -extern int inet_aton (__const char *__cp, struct in_addr *__inp) __THROW; +extern in_addr_t inet_addr (__const char *__cp) __THROW; /* Return the local host address part of the Internet address in IN. */ -extern u_int32_t inet_lnaof (struct in_addr __in) __THROW; +extern in_addr_t inet_lnaof (struct in_addr __in) __THROW; /* Make Internet host address in network byte order by combining the network number NET with the local address HOST. */ -extern struct in_addr inet_makeaddr (u_int32_t __net, u_int32_t __host) __THROW; - -/* Format a network number NET into presentation format and place result - in buffer starting at BUF with length of LEN bytes. */ -extern char *inet_neta (u_int32_t __net, char *__buf, size_t __len) __THROW; +extern struct in_addr inet_makeaddr (in_addr_t __net, in_addr_t __host) + __THROW; /* Return network number part of the Internet address IN. */ -extern u_int32_t inet_netof (struct in_addr __in) __THROW; +extern in_addr_t inet_netof (struct in_addr __in) __THROW; /* Extract the network number in network byte order from the address in numbers-and-dots natation starting at CP. */ -extern u_int32_t inet_network (__const char *__cp) __THROW; - -/* Convert network number for interface type AF in buffer starting at - CP to presentation format. The result will specifiy BITS bits of - the number. */ -extern char *inet_net_ntop (int __af, __const void *__cp, int __bits, - char *__buf, size_t __len) __THROW; - -/* Convert network number for interface type AF from presentation in - buffer starting at CP to network format and store result int - buffer starting at BUF of size LEN. */ -extern int inet_net_pton (int __af, __const char *__cp, - void *__buf, size_t __len) __THROW; +extern in_addr_t inet_network (__const char *__cp) __THROW; /* Convert Internet number in IN to ASCII representation. The return value is a pointer to an internal array containing the string. */ @@ -77,7 +57,30 @@ extern int inet_pton (int __af, __const char *__cp, void *__buf) __THROW; type AF in buffer starting at CP to presentation form and place result in buffer of length LEN astarting at BUF. */ extern __const char *inet_ntop (int __af, __const void *__cp, - char *__buf, size_t __len) __THROW; + char *__buf, socklen_t __len) __THROW; + + +/* The following functions are not part of XNS 5.2. */ +#ifdef __USE_MISC +/* Convert Internet host address from numbers-and-dots notation in CP + into binary data and store the result in the structure INP. */ +extern in_addr_t inet_aton (__const char *__cp, struct in_addr *__inp) __THROW; + +/* Format a network number NET into presentation format and place result + in buffer starting at BUF with length of LEN bytes. */ +extern char *inet_neta (in_addr_t __net, char *__buf, size_t __len) __THROW; + +/* Convert network number for interface type AF in buffer starting at + CP to presentation format. The result will specifiy BITS bits of + the number. */ +extern char *inet_net_ntop (int __af, __const void *__cp, int __bits, + char *__buf, size_t __len) __THROW; + +/* Convert network number for interface type AF from presentation in + buffer starting at CP to network format and store result int + buffer starting at BUF of size LEN. */ +extern int inet_net_pton (int __af, __const char *__cp, + void *__buf, size_t __len) __THROW; /* Convert ASCII representation in hexadecimal form of the Internet address to binary form and place result in buffer of length LEN @@ -89,6 +92,7 @@ extern unsigned int inet_nsap_addr (__const char *__cp, a presentation form and place result in BUF. */ extern char *inet_nsap_ntoa (int __len, __const unsigned char *__cp, char *__buf) __THROW; +#endif __END_DECLS diff --git a/inet/netinet/in.h b/inet/netinet/in.h index fb668a204d..9f73638e05 100644 --- a/inet/netinet/in.h +++ b/inet/netinet/in.h @@ -61,6 +61,10 @@ enum IPPROTO_MAX }; + +/* Type to represent a port. */ +typedef uint16_t in_port_t; + /* Standard well-known ports. */ enum { @@ -103,9 +107,10 @@ enum /* Internet address. */ +typedef uint32_t in_addr_t; struct in_addr { - uint32_t s_addr; + in_addr_t s_addr; }; @@ -114,48 +119,48 @@ struct in_addr On subnets, host and network parts are found according to the subnet mask, not these masks. */ -#define IN_CLASSA(a) ((((uint32_t) (a)) & 0x80000000) == 0) +#define IN_CLASSA(a) ((((in_addr_t)(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) ((((uint32_t) (a)) & 0xc0000000) == 0x80000000) +#define IN_CLASSB(a) ((((in_addr_t)(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) ((((uint32_t) (a)) & 0xe0000000) == 0xc0000000) +#define IN_CLASSC(a) ((((in_addr_t)(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) ((((uint32_t) (a)) & 0xf0000000) == 0xe0000000) +#define IN_CLASSD(a) ((((in_addr_t)(a)) & 0xf0000000) == 0xe0000000) #define IN_MULTICAST(a) IN_CLASSD(a) -#define IN_EXPERIMENTAL(a) ((((uint32_t) (a)) & 0xe0000000) == 0xe0000000) -#define IN_BADCLASS(a) ((((uint32_t) (a)) & 0xf0000000) == 0xf0000000) +#define IN_EXPERIMENTAL(a) ((((in_addr_t)(a)) & 0xe0000000) == 0xe0000000) +#define IN_BADCLASS(a) ((((in_addr_t)(a)) & 0xf0000000) == 0xf0000000) /* Address to accept any incoming messages. */ -#define INADDR_ANY ((uint32_t) 0x00000000) +#define INADDR_ANY ((in_addr_t) 0x00000000) /* Address to send to all hosts. */ -#define INADDR_BROADCAST ((uint32_t) 0xffffffff) +#define INADDR_BROADCAST ((in_addr_t) 0xffffffff) /* Address indicating an error return. */ -#define INADDR_NONE ((uint32_t) 0xffffffff) +#define INADDR_NONE ((in_addr_t) 0xffffffff) /* Network number for local host loopback. */ #define IN_LOOPBACKNET 127 /* Address to loopback in software to local host. */ #ifndef INADDR_LOOPBACK -# define INADDR_LOOPBACK ((uint32_t) 0x7f000001) /* Inet 127.0.0.1. */ +# define INADDR_LOOPBACK ((in_addr_t) 0x7f000001) /* Inet 127.0.0.1. */ #endif /* Defines for Multicast INADDR. */ -#define INADDR_UNSPEC_GROUP ((uint32_t) 0xe0000000) /* 224.0.0.0 */ -#define INADDR_ALLHOSTS_GROUP ((uint32_t) 0xe0000001) /* 224.0.0.1 */ -#define INADDR_ALLRTRS_GROUP ((uint32_t) 0xe0000002) /* 224.0.0.2 */ -#define INADDR_MAX_LOCAL_GROUP ((uint32_t) 0xe00000ff) /* 224.0.0.255 */ +#define INADDR_UNSPEC_GROUP ((in_addr_t) 0xe0000000) /* 224.0.0.0 */ +#define INADDR_ALLHOSTS_GROUP ((in_addr_t) 0xe0000001) /* 224.0.0.1 */ +#define INADDR_ALLRTRS_GROUP ((in_addr_t) 0xe0000002) /* 224.0.0.2 */ +#define INADDR_MAX_LOCAL_GROUP ((in_addr_t) 0xe00000ff) /* 224.0.0.255 */ /* IPv6 address */ @@ -163,11 +168,11 @@ struct in6_addr { union { - uint8_t u6_addr8[16]; - uint16_t u6_addr16[8]; - uint32_t u6_addr32[4]; + uint8_t u6_addr8[16]; + uint16_t u6_addr16[8]; + uint32_t u6_addr32[4]; #if ULONG_MAX > 0xffffffff - uint64_t u6_addr64[2]; + uint64_t u6_addr64[2]; #endif } in6_u; #define s6_addr in6_u.u6_addr8 @@ -192,13 +197,13 @@ extern const struct in6_addr in6addr_loopback; /* ::1 */ struct sockaddr_in { __SOCKADDR_COMMON (sin_); - uint16_t sin_port; /* Port number. */ + in_port_t sin_port; /* Port number. */ struct in_addr sin_addr; /* Internet address. */ /* Pad to size of `struct sockaddr'. */ unsigned char sin_zero[sizeof (struct sockaddr) - __SOCKADDR_COMMON_SIZE - - sizeof (uint16_t) - + sizeof (in_port_t) - sizeof (struct in_addr)]; }; @@ -206,7 +211,7 @@ struct sockaddr_in struct sockaddr_in6 { __SOCKADDR_COMMON (sin6_); - uint16_t sin6_port; /* Transport layer port # */ + in_port_t sin6_port; /* Transport layer port # */ uint32_t sin6_flowinfo; /* IPv6 flow information */ struct in6_addr sin6_addr; /* IPv6 address */ uint32_t sin6_scope_id; /* IPv6 scope-id */ @@ -245,19 +250,24 @@ extern uint16_t htons (uint16_t __hostshort) /* Get machine dependent optimized versions of byte swapping functions. */ #include <bits/byteswap.h> -#if __BYTE_ORDER == __BIG_ENDIAN && defined __OPTIMIZE__ +#ifdef __OPTIMIZE__ +/* We can optimize calls to the conversion functions. Either nothing has + to be done or we are using directly the byte-swapping functions which + often can be inlined. */ +# if __BYTE_ORDER == __BIG_ENDIAN /* The host byte order is the same as network byte order, so these functions are all just identity. */ # define ntohl(x) (x) # define ntohs(x) (x) # define htonl(x) (x) # define htons(x) (x) -#else -# if __BYTE_ORDER == __LITTLE_ENDIAN && defined __OPTIMIZE__ -# define ntohl(x) __bswap_32 (x) -# define ntohs(x) __bswap_16 (x) -# define htonl(x) __bswap_32 (x) -# define htons(x) __bswap_16 (x) +# else +# if __BYTE_ORDER == __LITTLE_ENDIAN +# define ntohl(x) __bswap_32 (x) +# define ntohs(x) __bswap_16 (x) +# define htonl(x) __bswap_32 (x) +# define htons(x) __bswap_16 (x) +# endif # endif #endif @@ -269,7 +279,7 @@ extern uint16_t htons (uint16_t __hostshort) (((uint32_t *) (a))[0] == 0 && ((uint32_t *) (a))[1] == 0 && \ ((uint32_t *) (a))[2] == 0 && ((uint32_t *) (a))[3] == htonl (1)) -#define IN6_IS_ADDR_MULTICAST(a) (((u_int8_t *) (a))[0] == 0xff) +#define IN6_IS_ADDR_MULTICAST(a) (((uint8_t *) (a))[0] == 0xff) #define IN6_IS_ADDR_LINKLOCAL(a) \ ((((uint32_t *) (a))[0] & htonl (0xffc00000)) == htonl (0xfe800000)) @@ -300,19 +310,19 @@ extern int bindresvport6 (int __sockfd, struct sockaddr_in6 *__sock_in) #define IN6_IS_ADDR_MC_NODELOCAL(a) \ - (IN6_IS_ADDR_MULTICAST(a) && ((((u_int8_t *) (a))[1] & 0xf) == 0x1)) + (IN6_IS_ADDR_MULTICAST(a) && ((((uint8_t *) (a))[1] & 0xf) == 0x1)) #define IN6_IS_ADDR_MC_LINKLOCAL(a) \ - (IN6_IS_ADDR_MULTICAST(a) && ((((u_int8_t *) (a))[1] & 0xf) == 0x2)) + (IN6_IS_ADDR_MULTICAST(a) && ((((uint8_t *) (a))[1] & 0xf) == 0x2)) #define IN6_IS_ADDR_MC_SITELOCAL(a) \ - (IN6_IS_ADDR_MULTICAST(a) && ((((u_int8_t *) (a))[1] & 0xf) == 0x5)) + (IN6_IS_ADDR_MULTICAST(a) && ((((uint8_t *) (a))[1] & 0xf) == 0x5)) #define IN6_IS_ADDR_MC_ORGLOCAL(a) \ - (IN6_IS_ADDR_MULTICAST(a) && ((((u_int8_t *) (a))[1] & 0xf) == 0x8)) + (IN6_IS_ADDR_MULTICAST(a) && ((((uint8_t *) (a))[1] & 0xf) == 0x8)) #define IN6_IS_ADDR_MC_GLOBAL(a) \ - (IN6_IS_ADDR_MULTICAST(a) && ((((u_int8_t *) (a))[1] & 0xf) == 0xe)) + (IN6_IS_ADDR_MULTICAST(a) && ((((uint8_t *) (a))[1] & 0xf) == 0xe)) /* IPv6 packet information. */ struct in6_pktinfo diff --git a/resolv/inet_addr.c b/resolv/inet_addr.c index 60f0cbe3b4..48373b2060 100644 --- a/resolv/inet_addr.c +++ b/resolv/inet_addr.c @@ -74,13 +74,13 @@ static char rcsid[] = "$Id$"; * Ascii internet address interpretation routine. * The value returned is in network order. */ -u_int32_t +in_addr_t inet_addr(cp) register const char *cp; { struct in_addr val; - if (inet_aton(cp, &val)) + if (__inet_aton(cp, &val)) return (val.s_addr); return (INADDR_NONE); } @@ -92,13 +92,13 @@ inet_addr(cp) * This replaces inet_addr, the return value from which * cannot distinguish between failure and a local broadcast address. */ -int -inet_aton(cp, addr) +in_addr_t +__inet_aton(cp, addr) const char *cp; struct in_addr *addr; { - static const u_int32_t max[4] = { 0xffffffff, 0xffffff, 0xffff, 0xff }; - register u_int32_t val; /* changed from u_long --david */ + static const in_addr_t max[4] = { 0xffffffff, 0xffffff, 0xffff, 0xff }; + register in_addr_t val; #ifndef _LIBC register int base; #endif @@ -207,3 +207,4 @@ ret_0: #endif return (0); } +weak_alias (__inet_aton, inet_aton) diff --git a/resolv/netdb.h b/resolv/netdb.h index 50420c3e44..1f96351e36 100644 --- a/resolv/netdb.h +++ b/resolv/netdb.h @@ -131,10 +131,12 @@ extern struct hostent *gethostbyaddr (__const char *__addr, size_t __len, /* Return entry from host data base for host with NAME. */ extern struct hostent *gethostbyname (__const char *__name) __THROW; +#ifdef __USE_MISC /* Return entry from host data base for host with NAME. AF must be set to the address type which is `AF_INET' for IPv4 or `AF_INET6' for IPv6. */ extern struct hostent *gethostbyname2 (__const char *__name, int __af) __THROW; +#endif #ifdef __USE_UNIX98 /* Return entry from host data base which address match ADDR with @@ -343,11 +345,11 @@ extern int getnetgrent (char **__restrict __hostp, char **__restrict __userp, char **__restrict __domainp) __THROW; +#ifdef __USE_MISC /* Test whether NETGROUP contains the triple (HOST,USER,DOMAIN). */ extern int innetgr (__const char *__netgroup, __const char *__host, __const char *__user, __const char *domain) __THROW; -#ifdef __USE_MISC /* Reentrant version of `getnetgrent' where result is placed in BUFFER. */ extern int getnetgrent_r (char **__restrict __hostp, char **__restrict __userp, @@ -428,7 +430,7 @@ struct addrinfo int ai_family; /* Protocol family for socket. */ int ai_socktype; /* Socket type. */ int ai_protocol; /* Protocol for socket. */ - int ai_addrlen; /* Length of socket address. */ + socklen_t ai_addrlen; /* Length of socket address. */ struct sockaddr *ai_addr; /* Socket address for socket. */ char *ai_canonname; /* Canonical name for service location. */ struct addrinfo *ai_next; /* Pointer to next in list. */ diff --git a/sysdeps/unix/sysv/linux/bits/in.h b/sysdeps/unix/sysv/linux/bits/in.h index 1493541f7e..8efe2427a4 100644 --- a/sysdeps/unix/sysv/linux/bits/in.h +++ b/sysdeps/unix/sysv/linux/bits/in.h @@ -112,6 +112,9 @@ struct in_pktinfo #define IPV6_ADD_MEMBERSHIP 20 #define IPV6_DROP_MEMBERSHIP 21 #define IPV6_ROUTER_ALERT 22 +#define IPV6_MTU_DISCOVER 23 +#define IPV6_MTU 24 +#define IPV6_RECVERR 25 #define SCM_SRCRT IPV6_RXSRCRT |