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IPv6 cleanups.

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Kurt Roeckx
Andrew Dunstan
This commit is contained in:
Bruce Momjian
2003-06-12 07:36:51 +00:00
parent e5549a272d
commit b4cea00a1f
20 changed files with 905 additions and 586 deletions
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78
src/include/libpq/pqcomm.h
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@ -9,7 +9,7 @@
* Portions Copyright (c) 1996-2002, PostgreSQL Global Development Group
* Portions Copyright (c) 1994, Regents of the University of California
*
* $Id: pqcomm.h,v 1.85 2003/05/08 18:33:32 tgl Exp $
* $Id: pqcomm.h,v 1.86 2003/06/12 07:36:51 momjian Exp $
*
*-------------------------------------------------------------------------
*/
@ -32,58 +32,60 @@
#include <netinet/in.h>
#endif /* not WIN32 */
#ifndef HAVE_STRUCT_SOCKADDR_STORAGE
/* Define a struct sockaddr_storage if we don't have one. */
/*
* Desired design of maximum size and alignment
*/
#define _SS_MAXSIZE 128 /* Implementation specific max size */
#define _SS_ALIGNSIZE (sizeof (int64_t))
/* Implementation specific desired alignment */
/*
* Definitions used for sockaddr_storage structure paddings design.
*/
#define _SS_PAD1SIZE (_SS_ALIGNSIZE - sizeof (sa_family_t))
#define _SS_PAD2SIZE (_SS_MAXSIZE - (sizeof (sa_family_t) + \
_SS_PAD1SIZE + _SS_ALIGNSIZE))
#ifndef INET_ADDRSTRLEN
#define INET_ADDRSTRLEN 16
struct sockaddr_storage {
#ifdef SALEN
uint8_t __ss_len; /* address length */
#endif
sa_family_t ss_family; /* address family */
#ifndef INET6_ADDRSTRLEN
#define INET6_ADDRSTRLEN 46
#endif
#ifndef HAVE_STRUCT_SOCKADDR_UN
struct sockaddr_un
{
short int sun_family; /* AF_UNIX */
char sun_path[108]; /* path name (gag) */
char __ss_pad1[_SS_PAD1SIZE];
/* 6 byte pad, this is to make implementation
* specific pad up to alignment field that
* follows explicit in the data structure */
int64_t __ss_align;
/* field to force desired structure
* storage alignment */
char __ss_pad2[_SS_PAD2SIZE];
/* 112 byte pad to achieve desired size,
* _SS_MAXSIZE value minus size of ss_family
* __ss_pad1, __ss_align fields is 112 */
};
#endif
/* Define a generic socket address type. */
typedef union SockAddr
{
struct sockaddr sa;
struct sockaddr_in in;
#ifdef HAVE_IPV6
struct sockaddr_in6 in6;
#endif
struct sockaddr_un un;
typedef struct {
struct sockaddr_storage addr;
ACCEPT_TYPE_ARG3 salen;
} SockAddr;
/* Some systems don't have it, so default it to 0 so it doesn't
* have any effect on those systems. */
#ifndef AI_ADDRCONFIG
#define AI_ADDRCONFIG 0
#endif
/* Configure the UNIX socket location for the well known port. */
#define UNIXSOCK_PATH(sun,port,defpath) \
snprintf((sun).sun_path, sizeof((sun).sun_path), "%s/.s.PGSQL.%d", \
#define UNIXSOCK_PATH(path,port,defpath) \
snprintf(path, sizeof(path), "%s/.s.PGSQL.%d", \
((defpath) && *(defpath) != '\0') ? (defpath) : \
DEFAULT_PGSOCKET_DIR, \
(port))
/*
* We do this because sun_len is in BSD's struct, while others don't.
* We never actually set BSD's sun_len, and I can't think of a
* platform-safe way of doing it, but the code still works. bjm
*/
#if defined(SUN_LEN)
#define UNIXSOCK_LEN(sun) \
(SUN_LEN(&(sun)))
#else
#define UNIXSOCK_LEN(sun) \
(strlen((sun).sun_path) + offsetof(struct sockaddr_un, sun_path))
#endif
/*
* These manipulate the frontend/backend protocol version number.
*