mirror of
https://github.com/rn10950/RetroZilla.git
synced 2024-11-09 09:20:15 +01:00
504 lines
14 KiB
C
504 lines
14 KiB
C
/* ***** BEGIN LICENSE BLOCK *****
|
|
* Version: MPL 1.1/GPL 2.0/LGPL 2.1
|
|
*
|
|
* The contents of this file are subject to the Mozilla Public License Version
|
|
* 1.1 (the "License"); you may not use this file except in compliance with
|
|
* the License. You may obtain a copy of the License at
|
|
* http://www.mozilla.org/MPL/
|
|
*
|
|
* Software distributed under the License is distributed on an "AS IS" basis,
|
|
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
|
|
* for the specific language governing rights and limitations under the
|
|
* License.
|
|
*
|
|
* The Original Code is Mozilla Communicator client code, released
|
|
* March 31, 1998.
|
|
*
|
|
* The Initial Developer of the Original Code is
|
|
* Netscape Communications Corporation.
|
|
* Portions created by the Initial Developer are Copyright (C) 1998-1999
|
|
* the Initial Developer. All Rights Reserved.
|
|
*
|
|
* Contributor(s):
|
|
*
|
|
* Alternatively, the contents of this file may be used under the terms of
|
|
* either the GNU General Public License Version 2 or later (the "GPL"), or
|
|
* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
|
|
* in which case the provisions of the GPL or the LGPL are applicable instead
|
|
* of those above. If you wish to allow use of your version of this file only
|
|
* under the terms of either the GPL or the LGPL, and not to allow others to
|
|
* use your version of this file under the terms of the MPL, indicate your
|
|
* decision by deleting the provisions above and replace them with the notice
|
|
* and other provisions required by the GPL or the LGPL. If you do not delete
|
|
* the provisions above, a recipient may use your version of this file under
|
|
* the terms of any one of the MPL, the GPL or the LGPL.
|
|
*
|
|
* ***** END LICENSE BLOCK ***** */
|
|
/*
|
|
* Copyright (c) 1995 Regents of the University of Michigan.
|
|
* All rights reserved.
|
|
*/
|
|
/*
|
|
* macos-ip.c -- Macintosh platform-specific TCP & UDP related code
|
|
*/
|
|
|
|
#ifndef lint
|
|
static char copyright[] = "@(#) Copyright (c) 1995 Regents of the University of Michigan.\nAll rights reserved.\n";
|
|
#endif
|
|
|
|
#include <stdio.h>
|
|
#include <string.h>
|
|
#include <stdlib.h>
|
|
#include <Memory.h>
|
|
#include "ldap-int.h"
|
|
|
|
|
|
int
|
|
nsldapi_connect_to_host( LDAP *ld, Sockbuf *sb, char *host, unsigned long address,
|
|
int port, int async, int secure )
|
|
/*
|
|
* if host == NULL, connect using address
|
|
* "address" and "port" must be in network byte order
|
|
* zero is returned upon success, -1 if fatal error, -2 EINPROGRESS
|
|
* if -1 is returned, ld_errno is set
|
|
* async is only used ifndef NO_REFERRALS (non-0 means don't wait for connect)
|
|
* XXX async is not used yet!
|
|
*/
|
|
{
|
|
void *tcps;
|
|
short i;
|
|
int err;
|
|
InetHostInfo hi;
|
|
|
|
LDAPDebug( LDAP_DEBUG_TRACE, "connect_to_host: %s:%d\n",
|
|
( host == NULL ) ? "(by address)" : host, ntohs( port ), 0 );
|
|
|
|
/* Initialize OpenTransport, or find out from the host app whether it is installed */
|
|
(void)tcp_init();
|
|
|
|
if ( host != NULL && gethostinfobyname( host, &hi ) != noErr ) {
|
|
LDAP_SET_LDERRNO( ld, LDAP_CONNECT_ERROR, NULL, NULL );
|
|
return( -1 );
|
|
}
|
|
|
|
if ( ld->ld_socket_fn == NULL ) {
|
|
tcps = tcpopen( NULL, TCP_BUFSIZ );
|
|
} else {
|
|
tcps = ld->ld_socket_fn( AF_INET, SOCK_STREAM, 0 );
|
|
}
|
|
|
|
if ( tcps == NULL ) {
|
|
LDAP_SET_LDERRNO( ld, LDAP_LOCAL_ERROR, NULL, NULL );
|
|
return( -1 );
|
|
}
|
|
|
|
if ( secure && ld->ld_ssl_enable_fn( tcps ) < 0 ) {
|
|
if ( ld->ld_close_fn == NULL ) {
|
|
tcpclose( (tcpstream *)tcps );
|
|
} else {
|
|
ld->ld_close_fn( tcps );
|
|
}
|
|
LDAP_SET_LDERRNO( ld, LDAP_LOCAL_ERROR, NULL, NULL );
|
|
return( -1 );
|
|
}
|
|
|
|
for ( i = 0; host == NULL || hi.addrs[ i ] != 0; ++i ) {
|
|
if ( host != NULL ) {
|
|
SAFEMEMCPY( (char *)&address, (char *)&hi.addrs[ i ], sizeof( long ));
|
|
}
|
|
|
|
|
|
if ( ld->ld_connect_fn == NULL ) {
|
|
if ( tcpconnect( tcps, address, port ) == 0 ) {
|
|
err = -1;
|
|
} else {
|
|
err = 0;
|
|
}
|
|
} else {
|
|
struct sockaddr_in sin;
|
|
(void)memset( (char *)&sin, 0, sizeof( struct sockaddr_in ));
|
|
sin.sin_family = AF_INET;
|
|
sin.sin_port = port;
|
|
sin.sin_addr.s_addr = address;
|
|
|
|
err = ld->ld_connect_fn( tcps, (struct sockaddr *)&sin,
|
|
sizeof( struct sockaddr_in ));
|
|
}
|
|
|
|
if ( err == 0 ) {
|
|
sb->sb_sd = (void *)tcps;
|
|
return( 0 );
|
|
}
|
|
|
|
if ( host == NULL ) { /* using single address -- not hi.addrs array */
|
|
break;
|
|
}
|
|
}
|
|
|
|
LDAPDebug( LDAP_DEBUG_TRACE, "tcpconnect failed\n", 0, 0, 0 );
|
|
LDAP_SET_LDERRNO( ld, LDAP_CONNECT_ERROR, NULL, NULL );
|
|
LDAP_SET_ERRNO( ld, EHOSTUNREACH ); /* close enough */
|
|
|
|
if ( ld->ld_close_fn == NULL ) {
|
|
tcpclose( (tcpstream *)tcps );
|
|
} else {
|
|
ld->ld_close_fn( tcps );
|
|
}
|
|
return( -1 );
|
|
}
|
|
|
|
|
|
void
|
|
nsldapi_close_connection( LDAP *ld, Sockbuf *sb )
|
|
{
|
|
if ( ld->ld_close_fn == NULL ) {
|
|
tcpclose( (tcpstream *)sb->sb_sd );
|
|
} else {
|
|
ld->ld_close_fn( sb->sb_sd );
|
|
}
|
|
}
|
|
|
|
|
|
#ifdef KERBEROS
|
|
char *
|
|
host_connected_to( Sockbuf *sb )
|
|
{
|
|
ip_addr addr;
|
|
|
|
InetHostInfo hi;
|
|
|
|
if ( tcpgetpeername( (tcpstream *)sb->sb_sd, &addr, NULL ) != noErr ) {
|
|
return( NULL );
|
|
}
|
|
|
|
if ( gethostinfobyaddr( addr, &hi ) == noErr ) {
|
|
return( strdup( hi.name ));
|
|
}
|
|
|
|
return( NULL );
|
|
}
|
|
#endif /* KERBEROS */
|
|
|
|
|
|
struct tcpstreaminfo {
|
|
struct tcpstream *tcpsi_stream;
|
|
Boolean tcpsi_check_read;
|
|
Boolean tcpsi_is_read_ready;
|
|
Boolean tcpsi_check_write;
|
|
Boolean tcpsi_is_write_ready;
|
|
};
|
|
|
|
/* for BSD-compatible I/O functions */
|
|
struct stdselectinfo {
|
|
fd_set ssi_readfds;
|
|
fd_set ssi_writefds;
|
|
fd_set ssi_use_readfds;
|
|
fd_set ssi_use_writefds;
|
|
};
|
|
|
|
struct selectinfo {
|
|
short si_count;
|
|
struct tcpstreaminfo *si_streaminfo;
|
|
struct stdselectinfo si_stdinfo;
|
|
};
|
|
|
|
|
|
void
|
|
nsldapi_mark_select_write( LDAP *ld, Sockbuf *sb )
|
|
{
|
|
struct selectinfo *sip;
|
|
struct tcpstreaminfo *tcpsip;
|
|
short i;
|
|
|
|
LDAPDebug( LDAP_DEBUG_TRACE, "mark_select_write: stream %x\n",
|
|
(tcpstream *)sb->sb_sd, 0, 0 );
|
|
|
|
if (( sip = (struct selectinfo *)ld->ld_selectinfo ) == NULL ) {
|
|
return;
|
|
}
|
|
|
|
if ( ld->ld_select_fn != NULL ) {
|
|
if ( !FD_ISSET( (int)sb->sb_sd, &sip->si_stdinfo.ssi_writefds )) {
|
|
FD_SET( (int)sb->sb_sd, &sip->si_stdinfo.ssi_writefds );
|
|
}
|
|
return;
|
|
}
|
|
|
|
for ( i = 0; i < sip->si_count; ++i ) { /* make sure stream is not already in the list... */
|
|
if ( sip->si_streaminfo[ i ].tcpsi_stream == (tcpstream *)sb->sb_sd) {
|
|
sip->si_streaminfo[ i ].tcpsi_check_write = true;
|
|
sip->si_streaminfo[ i ].tcpsi_is_write_ready = false;
|
|
return;
|
|
}
|
|
}
|
|
|
|
/* add a new stream element to our array... */
|
|
if ( sip->si_count <= 0 ) {
|
|
tcpsip = (struct tcpstreaminfo *)malloc( sizeof( struct tcpstreaminfo ));
|
|
} else {
|
|
tcpsip = (struct tcpstreaminfo *)realloc( sip->si_streaminfo,
|
|
( sip->si_count + 1 ) * sizeof( struct tcpstreaminfo ));
|
|
}
|
|
|
|
if ( tcpsip != NULL ) {
|
|
tcpsip[ sip->si_count ].tcpsi_stream = (tcpstream *)sb->sb_sd;
|
|
tcpsip[ sip->si_count ].tcpsi_check_write = true;
|
|
tcpsip[ sip->si_count ].tcpsi_is_write_ready = false;
|
|
sip->si_streaminfo = tcpsip;
|
|
++sip->si_count;
|
|
}
|
|
}
|
|
|
|
|
|
void
|
|
nsldapi_mark_select_read( LDAP *ld, Sockbuf *sb )
|
|
{
|
|
struct selectinfo *sip;
|
|
struct tcpstreaminfo *tcpsip;
|
|
short i;
|
|
|
|
LDAPDebug( LDAP_DEBUG_TRACE, "mark_select_read: stream %x\n", (tcpstream *)sb->sb_sd, 0, 0 );
|
|
|
|
if (( sip = (struct selectinfo *)ld->ld_selectinfo ) == NULL ) {
|
|
return;
|
|
}
|
|
|
|
if ( ld->ld_select_fn != NULL ) {
|
|
if ( !FD_ISSET( (int)sb->sb_sd, &sip->si_stdinfo.ssi_readfds )) {
|
|
FD_SET( (int)sb->sb_sd, &sip->si_stdinfo.ssi_readfds );
|
|
}
|
|
return;
|
|
}
|
|
|
|
for ( i = 0; i < sip->si_count; ++i ) { /* make sure stream is not already in the list... */
|
|
if ( sip->si_streaminfo[ i ].tcpsi_stream == (tcpstream *)sb->sb_sd ) {
|
|
sip->si_streaminfo[ i ].tcpsi_check_read = true;
|
|
sip->si_streaminfo[ i ].tcpsi_is_read_ready = false;
|
|
sip->si_streaminfo[ i ].tcpsi_check_write = true;
|
|
sip->si_streaminfo[ i ].tcpsi_is_write_ready = false;
|
|
return;
|
|
}
|
|
}
|
|
|
|
/* add a new stream element to our array... */
|
|
if ( sip->si_count <= 0 ) {
|
|
tcpsip = (struct tcpstreaminfo *)malloc( sizeof( struct tcpstreaminfo ));
|
|
} else {
|
|
tcpsip = (struct tcpstreaminfo *)realloc( sip->si_streaminfo,
|
|
( sip->si_count + 1 ) * sizeof( struct tcpstreaminfo ));
|
|
}
|
|
|
|
if ( tcpsip != NULL ) {
|
|
tcpsip[ sip->si_count ].tcpsi_stream = (tcpstream *)sb->sb_sd;
|
|
tcpsip[ sip->si_count ].tcpsi_check_read = true;
|
|
tcpsip[ sip->si_count ].tcpsi_is_read_ready = false;
|
|
tcpsip[ sip->si_count ].tcpsi_check_write = true;
|
|
tcpsip[ sip->si_count ].tcpsi_is_write_ready = false;
|
|
sip->si_streaminfo = tcpsip;
|
|
++sip->si_count;
|
|
}
|
|
}
|
|
|
|
|
|
void
|
|
nsldapi_mark_select_clear( LDAP *ld, Sockbuf *sb )
|
|
{
|
|
struct selectinfo *sip;
|
|
short i;
|
|
|
|
LDAPDebug( LDAP_DEBUG_TRACE, "mark_select_clear: stream %x\n", (tcpstream *)sb->sb_sd, 0, 0 );
|
|
|
|
if (( sip = (struct selectinfo *)ld->ld_selectinfo ) == NULL ) {
|
|
return;
|
|
}
|
|
|
|
if ( ld->ld_select_fn != NULL ) {
|
|
FD_CLR( (int)sb->sb_sd, &sip->si_stdinfo.ssi_writefds );
|
|
FD_CLR( (int)sb->sb_sd, &sip->si_stdinfo.ssi_readfds );
|
|
|
|
} else if ( sip->si_count > 0 && sip->si_streaminfo != NULL ) {
|
|
for ( i = 0; i < sip->si_count; ++i ) {
|
|
if ( sip->si_streaminfo[ i ].tcpsi_stream == (tcpstream *)sb->sb_sd ) {
|
|
break;
|
|
}
|
|
}
|
|
if ( i < sip->si_count ) {
|
|
--sip->si_count;
|
|
for ( ; i < sip->si_count; ++i ) {
|
|
sip->si_streaminfo[ i ] = sip->si_streaminfo[ i + 1 ];
|
|
}
|
|
/* we don't bother to use realloc to make the si_streaminfo array smaller */
|
|
}
|
|
}
|
|
}
|
|
|
|
|
|
int
|
|
nsldapi_is_write_ready( LDAP *ld, Sockbuf *sb )
|
|
{
|
|
struct selectinfo *sip;
|
|
short i;
|
|
|
|
if (( sip = (struct selectinfo *)ld->ld_selectinfo ) == NULL ) {
|
|
return( 0 ); /* punt */
|
|
}
|
|
|
|
if ( ld->ld_select_fn != NULL ) {
|
|
return( FD_ISSET( (int)sb->sb_sd, &sip->si_stdinfo.ssi_use_writefds));
|
|
}
|
|
|
|
if ( sip->si_count > 0 && sip->si_streaminfo != NULL ) {
|
|
for ( i = 0; i < sip->si_count; ++i ) {
|
|
if ( sip->si_streaminfo[ i ].tcpsi_stream == (tcpstream *)sb->sb_sd ) {
|
|
#ifdef LDAP_DEBUG
|
|
if ( sip->si_streaminfo[ i ].tcpsi_is_write_ready ) {
|
|
LDAPDebug( LDAP_DEBUG_TRACE, "is_write_ready: stream %x READY\n",
|
|
(tcpstream *)sb->sb_sd, 0, 0 );
|
|
} else {
|
|
LDAPDebug( LDAP_DEBUG_TRACE, "is_write_ready: stream %x Not Ready\n",
|
|
(tcpstream *)sb->sb_sd, 0, 0 );
|
|
}
|
|
#endif /* LDAP_DEBUG */
|
|
return( sip->si_streaminfo[ i ].tcpsi_is_write_ready ? 1 : 0 );
|
|
}
|
|
}
|
|
}
|
|
|
|
LDAPDebug( LDAP_DEBUG_TRACE, "is_write_ready: stream %x: NOT FOUND\n", (tcpstream *)sb->sb_sd, 0, 0 );
|
|
return( 0 );
|
|
}
|
|
|
|
|
|
int
|
|
nsldapi_is_read_ready( LDAP *ld, Sockbuf *sb )
|
|
{
|
|
struct selectinfo *sip;
|
|
short i;
|
|
|
|
if (( sip = (struct selectinfo *)ld->ld_selectinfo ) == NULL ) {
|
|
return( 0 ); /* punt */
|
|
}
|
|
|
|
if ( ld->ld_select_fn != NULL ) {
|
|
return( FD_ISSET( (int)sb->sb_sd, &sip->si_stdinfo.ssi_use_readfds ));
|
|
}
|
|
|
|
if ( sip->si_count > 0 && sip->si_streaminfo != NULL ) {
|
|
for ( i = 0; i < sip->si_count; ++i ) {
|
|
if ( sip->si_streaminfo[ i ].tcpsi_stream == (tcpstream *)sb->sb_sd ) {
|
|
#ifdef LDAP_DEBUG
|
|
if ( sip->si_streaminfo[ i ].tcpsi_is_read_ready ) {
|
|
LDAPDebug( LDAP_DEBUG_TRACE, "is_read_ready: stream %x READY\n",
|
|
(tcpstream *)sb->sb_sd, 0, 0 );
|
|
} else {
|
|
LDAPDebug( LDAP_DEBUG_TRACE, "is_read_ready: stream %x Not Ready\n",
|
|
(tcpstream *)sb->sb_sd, 0, 0 );
|
|
}
|
|
#endif /* LDAP_DEBUG */
|
|
return( sip->si_streaminfo[ i ].tcpsi_is_read_ready ? 1 : 0 );
|
|
}
|
|
}
|
|
}
|
|
|
|
LDAPDebug( LDAP_DEBUG_TRACE, "is_read_ready: stream %x: NOT FOUND\n", (tcpstream *)sb->sb_sd, 0, 0 );
|
|
return( 0 );
|
|
}
|
|
|
|
|
|
void *
|
|
nsldapi_new_select_info()
|
|
{
|
|
struct selectinfo *sip;
|
|
|
|
if (( sip = (struct selectinfo *)calloc( 1, sizeof( struct selectinfo ))) != NULL ) {
|
|
FD_ZERO( &sip->si_stdinfo.ssi_readfds );
|
|
FD_ZERO( &sip->si_stdinfo.ssi_writefds );
|
|
}
|
|
|
|
return( (void *)sip );
|
|
}
|
|
|
|
|
|
void
|
|
nsldapi_free_select_info( void *sip )
|
|
{
|
|
if ( sip != NULL ) {
|
|
free( sip );
|
|
}
|
|
}
|
|
|
|
|
|
int
|
|
nsldapi_do_ldap_select( LDAP *ld, struct timeval *timeout )
|
|
{
|
|
struct selectinfo *sip;
|
|
Boolean ready, gotselecterr;
|
|
unsigned long ticks, endticks;
|
|
short i, err;
|
|
static int tblsize = 0;
|
|
EventRecord dummyEvent;
|
|
|
|
LDAPDebug( LDAP_DEBUG_TRACE, "do_ldap_select\n", 0, 0, 0 );
|
|
|
|
if (( sip = (struct selectinfo *)ld->ld_selectinfo ) == NULL ) {
|
|
return( -1 );
|
|
}
|
|
|
|
if ( ld->ld_select_fn != NULL ) {
|
|
if ( tblsize == 0 ) {
|
|
tblsize = FD_SETSIZE - 1;
|
|
}
|
|
|
|
sip->si_stdinfo.ssi_use_readfds = sip->si_stdinfo.ssi_readfds;
|
|
sip->si_stdinfo.ssi_use_writefds = sip->si_stdinfo.ssi_writefds;
|
|
|
|
return( ld->ld_select_fn( tblsize, &sip->si_stdinfo.ssi_use_readfds,
|
|
&sip->si_stdinfo.ssi_use_writefds, NULL, timeout ));
|
|
}
|
|
|
|
if ( sip->si_count == 0 ) {
|
|
return( 1 );
|
|
}
|
|
|
|
if ( timeout != NULL ) {
|
|
endticks = 60 * timeout->tv_sec + ( 60 * timeout->tv_usec ) / 1000000 + TickCount();
|
|
}
|
|
|
|
for ( i = 0; i < sip->si_count; ++i ) {
|
|
if ( sip->si_streaminfo[ i ].tcpsi_check_read ) {
|
|
sip->si_streaminfo[ i ].tcpsi_is_read_ready = false;
|
|
}
|
|
if ( sip->si_streaminfo[ i ].tcpsi_check_write ) {
|
|
sip->si_streaminfo[ i ].tcpsi_is_write_ready = false;
|
|
}
|
|
}
|
|
|
|
ready = gotselecterr = false;
|
|
do {
|
|
for ( i = 0; i < sip->si_count; ++i ) {
|
|
if ( sip->si_streaminfo[ i ].tcpsi_check_read && !sip->si_streaminfo[ i ].tcpsi_is_read_ready ) {
|
|
if (( err = tcpreadready( sip->si_streaminfo[ i ].tcpsi_stream )) > 0 ) {
|
|
sip->si_streaminfo[ i ].tcpsi_is_read_ready = ready = true;
|
|
} else if ( err < 0 ) {
|
|
gotselecterr = true;
|
|
}
|
|
}
|
|
if ( sip->si_streaminfo[ i ].tcpsi_check_write && !sip->si_streaminfo[ i ].tcpsi_is_write_ready ) {
|
|
if (( err = tcpwriteready( sip->si_streaminfo[ i ].tcpsi_stream )) > 0 ) {
|
|
sip->si_streaminfo[ i ].tcpsi_is_write_ready = ready = true;
|
|
} else if ( err < 0 ) {
|
|
gotselecterr = true;
|
|
}
|
|
}
|
|
}
|
|
|
|
if ( !ready && !gotselecterr ) {
|
|
(void)WaitNextEvent(nullEvent, &dummyEvent, 1, NULL);
|
|
ticks = TickCount();
|
|
}
|
|
} while ( !ready && !gotselecterr && ( timeout == NULL || ticks < endticks ));
|
|
|
|
LDAPDebug( LDAP_DEBUG_TRACE, "do_ldap_select returns %d\n", ready ? 1 : ( gotselecterr ? -1 : 0 ), 0, 0 );
|
|
return( ready ? 1 : ( gotselecterr ? -1 : 0 ));
|
|
}
|