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Add 1st libldap IPv6 patch (ITS#594) from Stig Venass.

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Copyright 2000 Stig Venaas, UNINETT
All rights reserved.

Redistribution and use in source and binary forms are permitted
without restriction or fee of any kind as long as this notice is
preserved. The name of UNINETT may not be used to endorse or promote
products derived from this software without specific prior written
permission. This software is provided ``as is'' without express or
implied warranty.
This commit is contained in:
Kurt Zeilenga 2000-06-16 19:15:08 +00:00
parent 73b9ffc3e5
commit ac659e20d3
1 changed files with 83 additions and 16 deletions
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99
libraries/libldap/os-ip.c
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@ -95,9 +95,9 @@ ldap_pvt_ndelay_off(LDAP *ld, int fd)
}
static ber_socket_t
ldap_pvt_socket(LDAP *ld)
ldap_pvt_socket(LDAP *ld, int family)
{
ber_socket_t s = socket(AF_INET, SOCK_STREAM, 0);
ber_socket_t s = socket(family, SOCK_STREAM, 0);
osip_debug(ld, "ldap_new_socket: %d\n",s,0,0);
return ( s );
}
@ -183,7 +183,7 @@ ldap_pvt_is_socket_ready(LDAP *ld, int s)
#undef TRACE
static int
ldap_pvt_connect(LDAP *ld, ber_socket_t s, struct sockaddr_in *sin, int async)
ldap_pvt_connect(LDAP *ld, ber_socket_t s, struct sockaddr *sin, socklen_t addrlen, int async)
{
struct timeval tv, *opt_tv=NULL;
fd_set wfds, *z=NULL;
@ -202,7 +202,7 @@ ldap_pvt_connect(LDAP *ld, ber_socket_t s, struct sockaddr_in *sin, int async)
if ( ldap_pvt_ndelay_on(ld, s) == -1 )
return ( -1 );
if ( connect(s, (struct sockaddr *) sin, sizeof(struct sockaddr_in)) == 0 )
if ( connect(s, sin, addrlen) == 0 )
{
if ( ldap_pvt_ndelay_off(ld, s) == -1 )
return ( -1 );
@ -289,13 +289,61 @@ ldap_connect_to_host(LDAP *ld, Sockbuf *sb, const char *host,
osip_debug(ld, "ldap_connect_to_host\n",0,0,0);
if (host != NULL) {
#ifdef HAVE_GETADDRINFO
char serv[7];
struct addrinfo hints, *res, *sai;
memset( &hints, '\0', sizeof(hints) );
hints.ai_family = AF_UNSPEC;
hints.ai_socktype = SOCK_STREAM;
snprintf(serv, sizeof serv, "%d", ntohs(port));
if ( getaddrinfo(host, serv, &hints, &res) ) {
osip_debug(ld, "ldap_connect_to_host:getaddrinfo failed\n",0,0,0);
return -1;
}
sai = res;
rc = -1;
do {
s = ldap_pvt_socket( ld, sai->ai_family, ld );
if ( s == -1 ) {
continue;
}
switch (sai->ai_family) {
#ifdef LDAP_PF_INET6
case AF_INET6: {
char addr[INET6_ADDRSTRLEN];
inet_ntop( AF_INET6,
&((struct sockaddr_in6 *)sai->ai_addr)->sin6_addr,
addr, sizeof addr);
osip_debug(ld, "ldap_connect_to_host: Trying %s %s\n",
addr, serv, 0);
} break;
#endif
case AF_INET: {
char addr[INET_ADDRSTRLEN];
inet_ntop( AF_INET,
&((struct sockaddr_in *)sai->ai_addr)->sin_addr,
addr, sizeof addr);
osip_debug(ld, "ldap_connect_to_host: Trying %s:%s\n",
addr, serv, 0);
} break;
}
rc = ldap_pvt_connect(ld, s, sai->ai_addr, sai->ai_addrlen, async);
if ( (rc == 0) || (rc == -2) ) {
ber_sockbuf_ctrl( sb, LBER_SB_OPT_SET_FD, &s );
break;
}
ldap_pvt_close_socket(ld, s);
} while ((sai = sai->ai_next) != NULL);
freeaddrinfo(res);
return rc;
#else
if (! inet_aton( host, &in) ) {
rc = ldap_pvt_gethostbyname_a(host, &he_buf, &ha_buf,
&hp, &local_h_errno);
if ( rc < 0 )
; /*XXX NO MEMORY? */
if ( (rc < 0) || (hp == NULL) ) {
#ifdef HAVE_WINSOCK
ldap_pvt_set_errno( WSAGetLastError() );
@ -309,14 +357,17 @@ ldap_connect_to_host(LDAP *ld, Sockbuf *sb, const char *host,
use_hp = 1;
}
address = in.s_addr;
#endif
}
rc = s = -1;
for ( i = 0; !use_hp || (hp->h_addr_list[i] != 0); ++i, rc = -1 ) {
if ( (s = ldap_pvt_socket( ld )) == -1 )
s = ldap_pvt_socket( ld, AF_INET );
if ( s == -1 ) {
/* use_hp ? continue : break; */
break;
}
if ( ldap_pvt_prepare_socket(ld, s) == -1 ) {
ldap_pvt_close_socket(ld, s);
@ -334,7 +385,7 @@ ldap_connect_to_host(LDAP *ld, Sockbuf *sb, const char *host,
osip_debug(ld, "ldap_connect_to_host: Trying %s:%d\n",
inet_ntoa(sin.sin_addr),ntohs(sin.sin_port),0);
rc = ldap_pvt_connect(ld, s, &sin, async);
rc = ldap_pvt_connect(ld, s, (struct sockaddr *)&sin, sizeof(struct sockaddr_in), async);
if ( (rc == 0) || (rc == -2) ) {
ber_sockbuf_ctrl( sb, LBER_SB_OPT_SET_FD, &s );
@ -356,7 +407,8 @@ ldap_host_connected_to( Sockbuf *sb )
{
struct hostent *hp;
socklen_t len;
struct sockaddr_in sin;
struct sockaddr sa;
char *addr;
/* buffers for gethostbyaddr_r */
struct hostent he_buf;
@ -365,11 +417,11 @@ ldap_host_connected_to( Sockbuf *sb )
ber_socket_t sd;
#define DO_RETURN(x) if (ha_buf) LDAP_FREE(ha_buf); return (x);
(void)memset( (char *)&sin, '\0', sizeof( struct sockaddr_in ));
len = sizeof( sin );
(void)memset( (char *)&sa, '\0', sizeof( struct sockaddr ));
len = sizeof( sa );
ber_sockbuf_ctrl( sb, LBER_SB_OPT_GET_FD, &sd );
if ( getpeername( sd, (struct sockaddr *)&sin, &len ) == -1 ) {
if ( getpeername( sd, (struct sockaddr *)&sa, &len ) == -1 ) {
return( NULL );
}
@ -378,9 +430,24 @@ ldap_host_connected_to( Sockbuf *sb )
* this is necessary for kerberos to work right, since the official
* hostname is used as the kerberos instance.
*/
if ((ldap_pvt_gethostbyaddr_a( (char *) &sin.sin_addr,
sizeof( sin.sin_addr ),
AF_INET, &he_buf, &ha_buf,
switch (sa.sa_family) {
#ifdef LDAP_PF_INET6
case AF_INET6:
addr = (char *) &((struct sockaddr_in6 *)&sa)->sin6_addr;
len = sizeof( struct in6_addr );
break;
#endif
case AF_INET:
addr = (char *) &((struct sockaddr_in *)&sa)->sin_addr;
len = sizeof( struct in_addr );
break;
default:
return( NULL );
break;
}
if ((ldap_pvt_gethostbyaddr_a( addr, len,
sa.sa_family, &he_buf, &ha_buf,
&hp,&local_h_errno ) ==0 ) && (hp != NULL) )
{
if ( hp->h_name != NULL ) {