static void send_election_dgram(struct subnet_record *subrec, const char *workgroup_name,
uint32 criterion, int timeup,const char *server_name)
{
pstring outbuf;
unstring srv_name;
char *p;
DEBUG(2,("send_election_dgram: Sending election packet for workgroup %s on subnet %s\n",
workgroup_name, subrec->subnet_name ));
memset(outbuf,'\0',sizeof(outbuf));
p = outbuf;
SCVAL(p,0,ANN_Election); /* Election opcode. */
p++;
SCVAL(p,0,((criterion == 0 && timeup == 0) ? 0 : ELECTION_VERSION));
SIVAL(p,1,criterion);
SIVAL(p,5,timeup*1000); /* ms - Despite what the spec says. */
p += 13;
unstrcpy(srv_name, server_name);
strupper_m(srv_name);
/* The following call does UNIX -> DOS charset conversion. */
pstrcpy_base(p, srv_name, outbuf);
p = skip_string(p,1);
send_mailslot(False, BROWSE_MAILSLOT, outbuf, PTR_DIFF(p,outbuf),
global_myname(), 0,
workgroup_name, 0x1e,
subrec->bcast_ip, subrec->myip, DGRAM_PORT);
}
static void send_announcement(struct subnet_record *subrec, int announce_type,
const char *from_name, const char *to_name, int to_type, struct in_addr to_ip,
time_t announce_interval,
const char *server_name, int server_type, const char *server_comment)
{
pstring outbuf;
char *p;
memset(outbuf,'\0',sizeof(outbuf));
p = outbuf+1;
SCVAL(outbuf,0,announce_type);
/* Announcement parameters. */
SCVAL(p,0,updatecount);
SIVAL(p,1,announce_interval*1000); /* Milliseconds - despite the spec. */
push_string(NULL, p+5, server_name, 15, STR_ASCII|STR_UPPER|STR_TERMINATE);
SCVAL(p,21,lp_major_announce_version()); /* Major version. */
SCVAL(p,22,lp_minor_announce_version()); /* Minor version. */
SIVAL(p,23,server_type & ~SV_TYPE_LOCAL_LIST_ONLY);
/* Browse version: got from NT/AS 4.00 - Value defined in smb.h (JHT). */
SSVAL(p,27,BROWSER_ELECTION_VERSION);
SSVAL(p,29,BROWSER_CONSTANT); /* Browse signature. */
p += 31 + push_string(NULL, p+31, server_comment, -1, STR_ASCII|STR_TERMINATE);
send_mailslot(False,BROWSE_MAILSLOT, outbuf, PTR_DIFF(p,outbuf),
from_name, 0x0, to_name, to_type, to_ip, subrec->myip,
DGRAM_PORT);
}
static void send_election_dgram(struct subnet_record *subrec, const char *workgroup_name,
uint32_t criterion, int timeup,const char *server_name)
{
char outbuf[1024];
unstring srv_name;
char *p;
DEBUG(2,("send_election_dgram: Sending election packet for workgroup %s on subnet %s\n",
workgroup_name, subrec->subnet_name ));
memset(outbuf,'\0',sizeof(outbuf));
p = outbuf;
SCVAL(p,0,ANN_Election); /* Election opcode. */
p++;
SCVAL(p,0,((criterion == 0 && timeup == 0) ? 0 : ELECTION_VERSION));
SIVAL(p,1,criterion);
SIVAL(p,5,timeup*1000); /* ms - Despite what the spec says. */
p += 13;
unstrcpy(srv_name, server_name);
if (!strupper_m(srv_name)) {
DEBUG(2,("strupper_m failed for %s\n", srv_name));
return;
}
/* The following call does UNIX -> DOS charset conversion. */
push_ascii(p, srv_name, sizeof(outbuf)-PTR_DIFF(p,outbuf)-1, STR_TERMINATE);
p = skip_string(outbuf,sizeof(outbuf),p);
send_mailslot(False, BROWSE_MAILSLOT, outbuf, PTR_DIFF(p,outbuf),
lp_netbios_name(), 0,
workgroup_name, 0x1e,
subrec->bcast_ip, subrec->myip, DGRAM_PORT);
}
void broadcast_announce_request(struct subnet_record *subrec, struct work_record *work)
{
pstring outbuf;
char *p;
work->needannounce = True;
DEBUG(3,("broadcast_announce_request: sending announce request for workgroup %s \
to subnet %s\n", work->work_group, subrec->subnet_name));
memset(outbuf,'\0',sizeof(outbuf));
p = outbuf;
SCVAL(p,0,ANN_AnnouncementRequest);
p++;
SCVAL(p,0,work->token); /* (local) Unique workgroup token id. */
p++;
StrnCpy(p,global_myname,15);
strupper(p);
p = skip_string(p,1);
send_mailslot(False, BROWSE_MAILSLOT, outbuf,PTR_DIFF(p,outbuf),
global_myname, 0x0, work->work_group,0x1e, subrec->bcast_ip,
subrec->myip, DGRAM_PORT);
}
static void send_lm_announcement(struct subnet_record *subrec, int announce_type,
char *from_name, char *to_name, int to_type, struct in_addr to_ip,
time_t announce_interval,
char *server_name, int server_type, char *server_comment)
{
pstring outbuf;
char *p=outbuf;
memset(outbuf,'\0',sizeof(outbuf));
SSVAL(p,0,announce_type);
SIVAL(p,2,server_type & ~SV_TYPE_LOCAL_LIST_ONLY);
SCVAL(p,6,lp_major_announce_version()); /* Major version. */
SCVAL(p,7,lp_minor_announce_version()); /* Minor version. */
SSVAL(p,8,announce_interval); /* In seconds - according to spec. */
p += 10;
StrnCpy(p,server_name,15);
strupper(p);
p = skip_string(p,1);
pstrcpy(p,server_comment);
p = skip_string(p,1);
send_mailslot(False,LANMAN_MAILSLOT, outbuf, PTR_DIFF(p,outbuf),
from_name, 0x0, to_name, to_type, to_ip, subrec->myip,
DGRAM_PORT);
}
static void announce_local_master_browser_to_domain_master_browser( struct work_record *work)
{
char outbuf[1024];
unstring myname;
unstring dmb_name;
char *p;
if(ismyip_v4(work->dmb_addr)) {
if( DEBUGLVL( 2 ) ) {
dbgtext( "announce_local_master_browser_to_domain_master_browser:\n" );
dbgtext( "We are both a domain and a local master browser for " );
dbgtext( "workgroup %s. ", work->work_group );
dbgtext( "Do not announce to ourselves.\n" );
}
return;
}
memset(outbuf,'\0',sizeof(outbuf));
p = outbuf;
SCVAL(p,0,ANN_MasterAnnouncement);
p++;
unstrcpy(myname, lp_netbios_name());
if (!strupper_m(myname)) {
DEBUG(2,("strupper_m %s failed\n", myname));
return;
}
myname[15]='\0';
/* The call below does CH_UNIX -> CH_DOS conversion. JRA */
push_ascii(p, myname, sizeof(outbuf)-PTR_DIFF(p,outbuf)-1, STR_TERMINATE);
p = skip_string(outbuf,sizeof(outbuf),p);
if( DEBUGLVL( 4 ) ) {
dbgtext( "announce_local_master_browser_to_domain_master_browser:\n" );
dbgtext( "Sending local master announce to " );
dbgtext( "%s for workgroup %s.\n", nmb_namestr(&work->dmb_name),
work->work_group );
}
/* Target name for send_mailslot must be in UNIX charset. */
pull_ascii_nstring(dmb_name, sizeof(dmb_name), work->dmb_name.name);
send_mailslot(True, BROWSE_MAILSLOT, outbuf,PTR_DIFF(p,outbuf),
lp_netbios_name(), 0x0, dmb_name, 0x0,
work->dmb_addr, FIRST_SUBNET->myip, DGRAM_PORT);
}
void send_browser_reset(int reset_type, const char *to_name, int to_type, struct in_addr to_ip)
{
char outbuf[1024];
char *p;
DEBUG(3,("send_browser_reset: sending reset request type %d to %s<%02x> IP %s.\n",
reset_type, to_name, to_type, inet_ntoa(to_ip) ));
memset(outbuf,'\0',sizeof(outbuf));
p = outbuf;
SCVAL(p,0,ANN_ResetBrowserState);
p++;
SCVAL(p,0,reset_type);
p++;
send_mailslot(True, BROWSE_MAILSLOT, outbuf,PTR_DIFF(p,outbuf),
lp_netbios_name(), 0x0, to_name, to_type, to_ip,
FIRST_SUBNET->myip, DGRAM_PORT);
}
static void announce_local_master_browser_to_domain_master_browser( struct work_record *work)
{
pstring outbuf;
char *p;
if(ismyip(work->dmb_addr))
{
if( DEBUGLVL( 2 ) )
{
dbgtext( "announce_local_master_browser_to_domain_master_browser:\n" );
dbgtext( "We are both a domain and a local master browser for " );
dbgtext( "workgroup %s. ", work->work_group );
dbgtext( "Do not announce to ourselves.\n" );
}
return;
}
memset(outbuf,'\0',sizeof(outbuf));
p = outbuf;
SCVAL(p,0,ANN_MasterAnnouncement);
p++;
StrnCpy(p,global_myname,15);
strupper(p);
p = skip_string(p,1);
if( DEBUGLVL( 4 ) )
{
dbgtext( "announce_local_master_browser_to_domain_master_browser:\n" );
dbgtext( "Sending local master announce to " );
dbgtext( "%s for workgroup %s.\n", nmb_namestr(&work->dmb_name),
work->work_group );
}
send_mailslot(True, BROWSE_MAILSLOT, outbuf,PTR_DIFF(p,outbuf),
global_myname, 0x0, work->dmb_name.name, 0x0,
work->dmb_addr, FIRST_SUBNET->myip, DGRAM_PORT);
}
static void send_announcement(struct subnet_record *subrec, int announce_type,
const char *from_name, const char *to_name, int to_type, struct in_addr to_ip,
time_t announce_interval,
const char *server_name, int server_type, const char *server_comment)
{
char outbuf[1024];
unstring upper_server_name;
char *p;
memset(outbuf,'\0',sizeof(outbuf));
p = outbuf+1;
SCVAL(outbuf,0,announce_type);
/* Announcement parameters. */
SCVAL(p,0,updatecount);
SIVAL(p,1,announce_interval*1000); /* Milliseconds - despite the spec. */
strlcpy(upper_server_name, server_name ? server_name : "", sizeof(upper_server_name));
if (!strupper_m(upper_server_name)) {
DEBUG(2,("strupper_m %s failed\n", upper_server_name));
return;
}
push_string_check(p+5, upper_server_name, 16, STR_ASCII|STR_TERMINATE);
SCVAL(p,21,SAMBA_MAJOR_NBT_ANNOUNCE_VERSION); /* Major version. */
SCVAL(p,22,SAMBA_MINOR_NBT_ANNOUNCE_VERSION); /* Minor version. */
SIVAL(p,23,server_type & ~SV_TYPE_LOCAL_LIST_ONLY);
/* Browse version: got from NT/AS 4.00 - Value defined in smb.h (JHT). */
SSVAL(p,27,BROWSER_ELECTION_VERSION);
SSVAL(p,29,BROWSER_CONSTANT); /* Browse signature. */
p += 31 + push_string_check(p+31, server_comment, sizeof(outbuf) - (p + 31 - outbuf), STR_ASCII|STR_TERMINATE);
send_mailslot(False,BROWSE_MAILSLOT, outbuf, PTR_DIFF(p,outbuf),
from_name, 0x0, to_name, to_type, to_ip, subrec->myip,
DGRAM_PORT);
}
void broadcast_announce_request(struct subnet_record *subrec, struct work_record *work)
{
char outbuf[1024];
char *p;
work->needannounce = True;
DEBUG(3,("broadcast_announce_request: sending announce request for workgroup %s \
to subnet %s\n", work->work_group, subrec->subnet_name));
memset(outbuf,'\0',sizeof(outbuf));
p = outbuf;
SCVAL(p,0,ANN_AnnouncementRequest);
p++;
SCVAL(p,0,work->token); /* (local) Unique workgroup token id. */
p++;
p += push_string_check(p+1, lp_netbios_name(), 15, STR_ASCII|STR_UPPER|STR_TERMINATE);
send_mailslot(False, BROWSE_MAILSLOT, outbuf,PTR_DIFF(p,outbuf),
lp_netbios_name(), 0x0, work->work_group,0x1e, subrec->bcast_ip,
subrec->myip, DGRAM_PORT);
}
static void send_lm_announcement(struct subnet_record *subrec, int announce_type,
char *from_name, char *to_name, int to_type, struct in_addr to_ip,
time_t announce_interval,
char *server_name, int server_type, char *server_comment)
{
char outbuf[1024];
char *p=outbuf;
memset(outbuf,'\0',sizeof(outbuf));
SSVAL(p,0,announce_type);
SIVAL(p,2,server_type & ~SV_TYPE_LOCAL_LIST_ONLY);
SCVAL(p,6,SAMBA_MAJOR_NBT_ANNOUNCE_VERSION); /* Major version. */
SCVAL(p,7,SAMBA_MINOR_NBT_ANNOUNCE_VERSION); /* Minor version. */
SSVAL(p,8,announce_interval); /* In seconds - according to spec. */
p += 10;
p += push_string_check(p, server_name, 15, STR_ASCII|STR_UPPER|STR_TERMINATE);
p += push_string_check(p, server_comment, sizeof(outbuf)- (p - outbuf), STR_ASCII|STR_UPPER|STR_TERMINATE);
send_mailslot(False,LANMAN_MAILSLOT, outbuf, PTR_DIFF(p,outbuf),
from_name, 0x0, to_name, to_type, to_ip, subrec->myip,
DGRAM_PORT);
}
