/* $OpenLDAP$ */
/*
- * Copyright 1998-2000 The OpenLDAP Foundation, All Rights Reserved.
+ * Copyright 1998-2002 The OpenLDAP Foundation, All Rights Reserved.
* COPYING RESTRICTIONS APPLY, see COPYRIGHT file
*/
/* Portions
return 1;
}
- SAFEMEMCPY( (char *) new, (const char *) src, sizeof(struct timeval));
+ AC_MEMCPY( (char *) new, (const char *) src, sizeof(struct timeval));
*dest = new;
return 0;
}
static ber_socket_t
-ldap_pvt_socket(LDAP *ld)
+ldap_int_socket(LDAP *ld, int family, int type )
{
- ber_socket_t s = socket(AF_INET, SOCK_STREAM, 0);
+ ber_socket_t s = socket(family, type, 0);
osip_debug(ld, "ldap_new_socket: %d\n",s,0,0);
return ( s );
}
}
static int
-ldap_pvt_prepare_socket(LDAP *ld, int fd)
+ldap_int_prepare_socket(LDAP *ld, int s, int proto )
{
- osip_debug(ld, "ldap_prepare_socket: %d\n",fd,0,0);
+ osip_debug(ld, "ldap_prepare_socket: %d\n", s,0,0);
#ifdef TCP_NODELAY
-{
- int dummy = 1;
- if ( setsockopt( fd, IPPROTO_TCP, TCP_NODELAY,
- (char*) &dummy, sizeof(dummy) ) == AC_SOCKET_ERROR )
- {
- osip_debug(ld, "ldap_prepare_socket: "
- "setsockopt(%d, TCP_NODELAY) failed (ignored).\n",
- fd, 0, 0);
+ if( proto == LDAP_PROTO_TCP ) {
+ int dummy = 1;
+ if ( setsockopt( s, IPPROTO_TCP, TCP_NODELAY,
+ (char*) &dummy, sizeof(dummy) ) == AC_SOCKET_ERROR )
+ {
+ osip_debug(ld, "ldap_prepare_socket: "
+ "setsockopt(%d, TCP_NODELAY) failed (ignored).\n",
+ s, 0, 0);
+ }
}
-}
#endif
+
return 0;
}
+#ifndef HAVE_WINSOCK
+
#undef TRACE
#define TRACE do { \
osip_debug(ld, \
{
int so_errno;
int dummy = sizeof(so_errno);
- if ( getsockopt( s, SOL_SOCKET, SO_ERROR, &so_errno, &dummy ) == -1 ) {
+ if ( getsockopt( s, SOL_SOCKET, SO_ERROR, &so_errno, &dummy )
+ == AC_SOCKET_ERROR )
+ {
return -1;
}
if ( so_errno ) {
struct sockaddr_in sin;
char ch;
int dummy = sizeof(sin);
- if ( getpeername( s, (struct sockaddr *) &sin, &dummy ) == -1 ) {
+ if ( getpeername( s, (struct sockaddr *) &sin, &dummy )
+ == AC_SOCKET_ERROR )
+ {
/* XXX: needs to be replace with ber_stream_read() */
read(s, &ch, 1);
-#ifdef HAVE_WINSOCK
- ldap_pvt_set_errno( WSAGetLastError() );
-#endif
TRACE;
return -1;
}
}
#undef TRACE
+#endif /* HAVE_WINSOCK */
+
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;
fd_set efds;
#endif
+#ifdef LDAP_CONNECTIONLESS
+ /* We could do a connect() but that would interfere with
+ * attempts to poll a broadcast address
+ */
+ if (LDAP_IS_UDP(ld)) {
+ if (ld->ld_options.ldo_peer)
+ ldap_memfree(ld->ld_options.ldo_peer);
+ ld->ld_options.ldo_peer=ldap_memalloc(sizeof(struct sockaddr));
+ AC_MEMCPY(ld->ld_options.ldo_peer,sin,sizeof(struct sockaddr));
+ return ( 0 );
+ }
+#endif
if ( (opt_tv = ld->ld_options.ldo_tm_net) != NULL ) {
tv.tv_usec = opt_tv->tv_usec;
tv.tv_sec = opt_tv->tv_sec;
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) != AC_SOCKET_ERROR )
{
if ( ldap_pvt_ndelay_off(ld, s) == -1 )
return ( -1 );
#else
z,
#endif
- opt_tv ? &tv : NULL) == -1)
+ opt_tv ? &tv : NULL) == AC_SOCKET_ERROR )
+ {
return ( -1 );
+ }
#ifdef HAVE_WINSOCK
/* This means the connection failed */
- if (FD_ISSET(s, &efds))
- {
- ldap_pvt_set_errno(WSAECONNREFUSED);
+ if ( FD_ISSET(s, &efds) ) {
+ int so_errno;
+ int dummy = sizeof(so_errno);
+ if ( getsockopt( s, SOL_SOCKET, SO_ERROR,
+ (char *) &so_errno, &dummy ) == AC_SOCKET_ERROR || !so_errno )
+ {
+ /* impossible */
+ so_errno = WSAGetLastError();
+ }
+ ldap_pvt_set_errno(so_errno);
osip_debug(ld, "ldap_pvt_connect: error on socket %d: "
"errno: %d (%s)\n", s, errno, sock_errstr(errno));
return -1;
}
#endif
if ( FD_ISSET(s, &wfds) ) {
+#ifndef HAVE_WINSOCK
if ( ldap_pvt_is_socket_ready(ld, s) == -1 )
return ( -1 );
+#endif
if ( ldap_pvt_ndelay_off(ld, s) == -1 )
return ( -1 );
return ( 0 );
int
-ldap_connect_to_host(LDAP *ld, Sockbuf *sb, const char *host,
- unsigned long address, int port, int async)
+ldap_connect_to_host(LDAP *ld, Sockbuf *sb,
+ int proto,
+ const char *host,
+ unsigned long address, int port, int async )
{
struct sockaddr_in sin;
- struct in_addr in;
ber_socket_t s = AC_SOCKET_INVALID;
int rc, i, use_hp = 0;
- struct hostent *hp, he_buf;
- int local_h_errno;
+ struct hostent *hp = NULL;
char *ha_buf=NULL, *p, *q;
+ int socktype;
- osip_debug(ld, "ldap_connect_to_host\n",0,0,0);
+ osip_debug(ld, "ldap_connect_to_host: %s\n",host,0,0);
+ switch(proto) {
+ case LDAP_PROTO_TCP: socktype = SOCK_STREAM; break;
+ case LDAP_PROTO_UDP: socktype = SOCK_DGRAM; break;
+ default: osip_debug(ld, "ldap_connect_to_host: unknown proto: %d\n",
+ proto, 0, 0);
+ return -1;
+ }
+
if (host != NULL) {
+#if defined( HAVE_GETADDRINFO ) && defined( HAVE_INET_NTOP )
+ char serv[7];
+ int err;
+ struct addrinfo hints, *res, *sai;
+
+ memset( &hints, '\0', sizeof(hints) );
+ hints.ai_family = AF_UNSPEC;
+ hints.ai_socktype = socktype;
+
+ snprintf(serv, sizeof serv, "%d", port );
+ if ( err = getaddrinfo(host, serv, &hints, &res) ) {
+ osip_debug(ld, "ldap_connect_to_host: getaddrinfo failed: %s\n",
+ AC_GAI_STRERROR(err), 0, 0);
+ return -1;
+ }
+ rc = -1;
+
+ for( sai=res; sai != NULL; sai=sai->ai_next) {
+ if( sai->ai_addr == NULL ) {
+ osip_debug(ld, "ldap_connect_to_host: getaddrinfo "
+ "ai_addr is NULL?\n", 0, 0, 0);
+ continue;
+ }
+
+ /* we assume AF_x and PF_x are equal for all x */
+ s = ldap_int_socket( ld, sai->ai_family, socktype );
+ if ( s == AC_SOCKET_INVALID ) {
+ continue;
+ }
+
+ if ( ldap_int_prepare_socket(ld, s, proto ) == -1 ) {
+ ldap_pvt_close_socket(ld, s);
+ break;
+ }
+
+ 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);
+ }
+ freeaddrinfo(res);
+ return rc;
+
+#else
+ struct in_addr in;
if (! inet_aton( host, &in) ) {
+ int local_h_errno;
+ struct hostent he_buf;
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() );
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_int_socket( ld, PF_INET, socktype );
+ if ( s == AC_SOCKET_INVALID ) {
/* use_hp ? continue : break; */
break;
+ }
- if ( ldap_pvt_prepare_socket(ld, s) == -1 ) {
+ if ( ldap_int_prepare_socket( ld, s, proto ) == -1 ) {
ldap_pvt_close_socket(ld, s);
- /* use_hp ? continue : break; */
break;
}
(void)memset((char *)&sin, '\0', sizeof(struct sockaddr_in));
sin.sin_family = AF_INET;
- sin.sin_port = port;
+ sin.sin_port = htons((short) port);
p = (char *)&sin.sin_addr;
q = use_hp ? (char *)hp->h_addr_list[i] : (char *)&address;
- SAFEMEMCPY(p, q, sizeof(sin.sin_addr) );
+ AC_MEMCPY(p, q, sizeof(sin.sin_addr) );
osip_debug(ld, "ldap_connect_to_host: Trying %s:%d\n",
- inet_ntoa(sin.sin_addr),ntohs(sin.sin_port),0);
+ inet_ntoa(sin.sin_addr),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 );
return rc;
}
-#if defined( LDAP_API_FEATURE_X_OPENLDAP_V2_KBIND ) || defined( HAVE_TLS ) || defined( HAVE_CYRUS_SASL )
+#if defined( LDAP_API_FEATURE_X_OPENLDAP_V2_KBIND ) || \
+ defined( HAVE_CYRUS_SASL )
char *
ldap_host_connected_to( Sockbuf *sb )
{
- struct hostent *hp;
- socklen_t len;
- struct sockaddr_in sin;
+ struct hostent *hp;
+ socklen_t len;
+ struct sockaddr sa;
+ char *addr;
+ char *host;
/* buffers for gethostbyaddr_r */
- struct hostent he_buf;
- int local_h_errno;
+ struct hostent he_buf;
+ int local_h_errno;
char *ha_buf=NULL;
- 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 );
+ ber_socket_t sd;
+
+ (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, &sa, &len ) == -1 ) {
return( NULL );
}
* 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,
- &hp,&local_h_errno ) ==0 ) && (hp != NULL) )
- {
- if ( hp->h_name != NULL ) {
- char *host = LDAP_STRDUP( hp->h_name );
- DO_RETURN( host );
+
+ switch (sa.sa_family) {
+#ifdef LDAP_PF_LOCAL
+ case AF_LOCAL:
+ return LDAP_STRDUP( ldap_int_hostname );
+#endif
+#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 );
+
+ {
+ struct sockaddr_in localhost;
+ localhost.sin_addr.s_addr = htonl( INADDR_ANY );
+
+ if( memcmp ( &localhost.sin_addr,
+ &((struct sockaddr_in *)&sa)->sin_addr,
+ sizeof(localhost.sin_addr) ) == 0 )
+ {
+ return LDAP_STRDUP( ldap_int_hostname );
+ }
+
+#ifdef INADDR_LOOPBACK
+ localhost.sin_addr.s_addr = htonl( INADDR_LOOPBACK );
+
+ if( memcmp ( &localhost.sin_addr,
+ &((struct sockaddr_in *)&sa)->sin_addr,
+ sizeof(localhost.sin_addr) ) == 0 )
+ {
+ return LDAP_STRDUP( ldap_int_hostname );
+ }
+#endif
}
+ break;
+
+ default:
+ return( NULL );
+ break;
}
- DO_RETURN( NULL );
+ host = NULL;
+ if ((ldap_pvt_gethostbyaddr_a( addr, len,
+ sa.sa_family, &he_buf, &ha_buf,
+ &hp,&local_h_errno ) == 0 ) &&
+ (hp != NULL) && ( hp->h_name != NULL ) )
+ {
+ host = LDAP_STRDUP( hp->h_name );
+ }
+
+ LDAP_FREE( ha_buf );
+ return host;
}
-#undef DO_RETURN
-
-#endif /* LDAP_API_FEATURE_X_OPENLDAP_V2_KBIND || HAVE_TLS */
+#endif
/* for UNIX */
int
-do_ldap_select( LDAP *ld, struct timeval *timeout )
+ldap_int_select( LDAP *ld, struct timeval *timeout )
{
struct selectinfo *sip;
- Debug( LDAP_DEBUG_TRACE, "do_ldap_select\n", 0, 0, 0 );
+ Debug( LDAP_DEBUG_TRACE, "ldap_int_select\n", 0, 0, 0 );
if ( ldap_int_tblsize == 0 )
ldap_int_ip_init();