[arty] 14645: More cleaning. Mostly working DHCP. IP address is automatically discovered
17 Apr
2005
17 Apr
'05
7:58 a.m.
More cleaning. Mostly working DHCP. IP address is automatically
discovered
and configured on the first ethernet adapter.
Modified: trunk/reactos/subsys/system/dhcp/adapter.c
Modified: trunk/reactos/subsys/system/dhcp/dhclient.c
Modified: trunk/reactos/subsys/system/dhcp/dispatch.c
Modified: trunk/reactos/subsys/system/dhcp/include/rosdhcp.h
Modified: trunk/reactos/subsys/system/dhcp/util.c
_____
Modified: trunk/reactos/subsys/system/dhcp/adapter.c
--- trunk/reactos/subsys/system/dhcp/adapter.c 2005-04-17 07:55:24 UTC
(rev 14644)
+++ trunk/reactos/subsys/system/dhcp/adapter.c 2005-04-17 07:58:24 UTC
(rev 14645)
@@ -62,10 +62,11 @@
DH_DbgPrint(MID_TRACE,("Got Adapter List (%d entries)\n",
Table->dwNumEntries));
for( i = 0; i < Table->dwNumEntries; i++ ) {
- DH_DbgPrint(MID_TRACE,("Getting adapter %d attributes\n", i));
+ DH_DbgPrint(MID_TRACE,("Getting adapter %d attributes\n",
+ Table->table[i].dwIndex));
Adapter = calloc( sizeof( DHCP_ADAPTER ) +
Table->table[i].dwMtu, 1 );
- if( Adapter ) {
+ if( Adapter && Table->table[i].dwType ) {
memcpy( &Adapter->IfMib, &Table->table[i],
sizeof(Adapter->IfMib) );
GetAddress( Adapter );
@@ -93,6 +94,7 @@
Adapter->DhclientInfo.wfdesc = DhcpSocket;
}
Adapter->DhclientState.config = &Adapter->DhclientConfig;
+ Adapter->DhclientConfig.timeout = DHCP_PANIC_TIMEOUT;
Adapter->DhclientConfig.initial_interval =
DHCP_DISCOVER_INTERVAL;
Adapter->DhclientConfig.retry_interval =
DHCP_DISCOVER_INTERVAL;
Adapter->DhclientConfig.select_interval = 1;
@@ -154,6 +156,20 @@
return NULL;
}
+PDHCP_ADAPTER AdapterFindInfo( struct interface_info *ip ) {
+ PDHCP_ADAPTER Adapter;
+ PLIST_ENTRY ListEntry;
+
+ for( ListEntry = AdapterList.Flink;
+ ListEntry != &AdapterList;
+ ListEntry = ListEntry->Flink ) {
+ Adapter = CONTAINING_RECORD( ListEntry, DHCP_ADAPTER, ListEntry
);
+ if( ip == &Adapter->DhclientInfo ) return Adapter;
+ }
+
+ return NULL;
+}
+
PDHCP_ADAPTER AdapterGetFirst() {
if( IsListEmpty( &AdapterList ) ) return NULL; else {
return CONTAINING_RECORD
_____
Modified: trunk/reactos/subsys/system/dhcp/dhclient.c
--- trunk/reactos/subsys/system/dhcp/dhclient.c 2005-04-17 07:55:24 UTC
(rev 14644)
+++ trunk/reactos/subsys/system/dhcp/dhclient.c 2005-04-17 07:58:24 UTC
(rev 14645)
@@ -85,6 +85,7 @@
struct iaddr iaddr_broadcast = { 4, { 255, 255, 255, 255 } };
struct in_addr inaddr_any;
struct sockaddr_in sockaddr_broadcast;
+unsigned long old_default_route = 0;
/*
* ASSERT_STATE() does nothing now; it used to be
@@ -437,20 +438,22 @@
/* Check to see if we got an ARPREPLY for the address
in this particular lease. */
if (!picked) {
- script_init("ARPCHECK", lp->medium);
- script_write_params("check_", lp);
-
- /* If the ARPCHECK code detects another
- machine using the offered address, it exits
- nonzero. We need to send a DHCPDECLINE and
- toss the lease. */
- if (script_go()) {
- make_decline(ip, lp);
- send_decline(ip);
- goto freeit;
- }
- picked = lp;
- picked->next = NULL;
+ script_init("ARPCHECK", lp->medium);
+ script_write_params("check_", lp);
+
+ /* If the ARPCHECK code detects another
+ machine using the offered address, it exits
+ nonzero. We need to send a DHCPDECLINE and
+ toss the lease. */
+#if 0 /* XXX Later check ARP. For now, trust leases */
+ if (script_go()) {
+ make_decline(ip, lp);
+ send_decline(ip);
+ goto freeit;
+ }
+#endif
+ picked = lp;
+ picked->next = NULL;
} else {
freeit:
free_client_lease(lp);
@@ -580,42 +583,121 @@
bind_lease(ip);
}
+void set_name_servers( struct client_lease *new_lease ) {
+ if( new_lease->options[DHO_NAME_SERVERS].len ) {
+ HKEY RegKey;
+ struct iaddr nameserver;
+ char *nsbuf;
+ int i, addrs =
+ new_lease->options[DHO_NAME_SERVERS].len / sizeof(ULONG);
+
+ nsbuf = malloc( addrs * sizeof(IP_ADDRESS_STRING) );
+ nsbuf[0] = 0;
+
+ if( nsbuf && !RegOpenKeyEx
+ ( HKEY_LOCAL_MACHINE,
+ "SYSTEM\\CurrentControlSet\\Services\\Tcpip\\Parameters",
+ 0, KEY_WRITE, &RegKey ) ) {
+ for( i = 0; i < addrs; i++ ) {
+ memcpy( nameserver.iabuf,
+ new_lease->options[DHO_NAME_SERVERS].data +
+ (addrs * sizeof(ULONG)), sizeof(ULONG) );
+ strcat( nsbuf, piaddr(nameserver) );
+ if( i != addrs-1 ) strcat( nsbuf, "," );
+ }
+
+ DH_DbgPrint(MID_TRACE,("Setting Nameservers: %s\n",
nsbuf));
+
+ RegSetValueEx( RegKey, "NameServer", 0, REG_SZ,
+ nsbuf, strlen(nsbuf) );
+
+ free( nsbuf );
+ }
+ }
+}
+
+void setup_adapter( PDHCP_ADAPTER Adapter, struct client_lease
*new_lease ) {
+ struct iaddr netmask;
+
+ if( Adapter->NteContext )
+ DeleteIPAddress( Adapter->NteContext );
+
+ if( new_lease->options[DHO_SUBNET_MASK].len ) {
+ NTSTATUS Status;
+
+ memcpy( netmask.iabuf,
+ new_lease->options[DHO_SUBNET_MASK].data,
+ new_lease->options[DHO_SUBNET_MASK].len );
+
+ Status = AddIPAddress
+ ( *((ULONG*)new_lease->address.iabuf),
+ *((ULONG*)netmask.iabuf),
+ Adapter->IfMib.dwIndex,
+ &Adapter->NteContext,
+ &Adapter->NteInstance );
+
+ if( !NT_SUCCESS(Status) )
+ warning("AddIPAddress: %x\n", Status);
+ }
+
+ if( new_lease->options[DHO_ROUTERS].len ) {
+ MIB_IPFORWARDROW RouterMib;
+ NTSTATUS Status;
+ struct iaddr router;
+
+ memcpy( netmask.iabuf,
+ new_lease->options[DHO_ROUTERS].data,
+ new_lease->options[DHO_ROUTERS].len );
+
+ RouterMib.dwForwardDest = 0; /* Default route */
+ RouterMib.dwForwardMask = 0;
+ RouterMib.dwForwardMetric1 = 1;
+
+ if( old_default_route ) {
+ RouterMib.dwForwardDest = old_default_route;
+ DeleteIpForwardEntry( &RouterMib );
+ }
+
+ RouterMib.dwForwardNextHop = *((ULONG*)router.iabuf);
+
+ Status = CreateIpForwardEntry( &RouterMib );
+
+ if( !NT_SUCCESS(Status) )
+ warning("CreateIpForwardEntry: %x\n", Status);
+ else
+ old_default_route = RouterMib.dwForwardNextHop;
+ }
+}
+
+
void
bind_lease(struct interface_info *ip)
{
- /* Remember the medium. */
- ip->client->new->medium = ip->client->medium;
+ PDHCP_ADAPTER Adapter;
+ struct client_lease *new_lease = ip->client->new;
- /* Write out the new lease. */
- write_client_lease(ip, ip->client->new, 0);
+ /* Remember the medium. */
+ ip->client->new->medium = ip->client->medium;
+ ip->client->active = ip->client->new;
+ ip->client->new = NULL;
- /* Run the client script with the new parameters. */
- script_init((ip->client->state == S_REQUESTING ? "BOUND" :
- (ip->client->state == S_RENEWING ? "RENEW" :
- (ip->client->state == S_REBOOTING ? "REBOOT" :
"REBIND"))),
- ip->client->new->medium);
- if (ip->client->active && ip->client->state != S_REBOOTING)
- script_write_params("old_", ip->client->active);
- script_write_params("new_", ip->client->new);
- if (ip->client->alias)
- script_write_params("alias_", ip->client->alias);
- script_go();
+ /* Set up a timeout to start the renewal process. */
+ add_timeout(ip->client->active->renewal, state_bound, ip);
- /* Replace the old active lease with the new one. */
- if (ip->client->active)
- free_client_lease(ip->client->active);
- ip->client->active = ip->client->new;
- ip->client->new = NULL;
+ note("bound to %s -- renewal in %d seconds.",
+ piaddr(ip->client->active->address),
+ ip->client->active->renewal - cur_time);
- /* Set up a timeout to start the renewal process. */
- add_timeout(ip->client->active->renewal, state_bound, ip);
+ ip->client->state = S_BOUND;
+
+ Adapter = AdapterFindInfo( ip );
- note("bound to %s -- renewal in %d seconds.",
- piaddr(ip->client->active->address),
- ip->client->active->renewal - cur_time);
- ip->client->state = S_BOUND;
- reinitialize_interfaces();
-// go_daemon();
+ if( Adapter ) setup_adapter( Adapter, new_lease );
+ else warning("Could not find adapter for info %p\n", ip);
+
+ set_name_servers( new_lease );
+
+ reinitialize_interfaces();
}
/*
@@ -1588,8 +1670,6 @@
write_client_lease(ifi, ifi->client->active, 1);
fflush(leaseFile);
-// ftruncate(fileno(leaseFile), ftello(leaseFile));
-// fsync(fileno(leaseFile));
}
void
_____
Modified: trunk/reactos/subsys/system/dhcp/dispatch.c
--- trunk/reactos/subsys/system/dhcp/dispatch.c 2005-04-17 07:55:24 UTC
(rev 14644)
+++ trunk/reactos/subsys/system/dhcp/dispatch.c 2005-04-17 07:58:24 UTC
(rev 14645)
@@ -206,27 +206,16 @@
FD_ZERO(&fds);
-// fds = malloc(nfds * sizeof(struct pollfd));
-// if (fds == NULL)
-// error("Can't allocate poll structures.");
-
do {
- DH_DbgPrint(MID_TRACE,("Cycling dispatch()\n"));
/*
* Call any expired timeouts, and then if there's still
* a timeout registered, time out the select call then.
*/
another:
if (timeouts) {
- DH_DbgPrint(MID_TRACE,("Some timeouts are available\n"));
-
struct timeout *t;
if (timeouts->when <= cur_time) {
- DH_DbgPrint(MID_TRACE,("Calling timeout %x %p %x\n",
- timeouts->when,
- timeouts->func,
- timeouts->what));
t = timeouts;
timeouts = timeouts->next;
(*(t->func))(t->what);
@@ -253,12 +242,7 @@
struct interface_info *ip = l->local;
if (ip && (l->handler != got_one || !ip->dead)) {
- DH_DbgPrint(MID_TRACE,("l->fd %d\n", l->fd));
-
FD_SET(l->fd, &fds);
-// fds[i].fd = l->fd;
-// fds[i].events = POLLIN;
-// fds[i].revents = 0;
i++;
}
}
@@ -269,14 +253,27 @@
/* Wait for a packet or a timeout... XXX */
timeval.tv_sec = to_msec / 1000;
timeval.tv_usec = (to_msec % 1000) * 1000;
- DH_DbgPrint(MID_TRACE,("select(%d,%d.%03d) =>\n",
- nfds,timeval.tv_sec,timeval.tv_usec/1000));
ApiUnlock();
count = select(nfds, &fds, NULL, NULL, &timeval);
- DH_DbgPrint(MID_TRACE,(" => %d\n", count));
+ DH_DbgPrint(MID_TRACE,("Select: %d\n", count));
+
+ /* Review poll output */
+ for (i = 0, l = protocols; l; l = l->next) {
+ struct interface_info *ip = l->local;
+
+ if (ip && (l->handler != got_one || !ip->dead)) {
+ DH_DbgPrint
+ (MID_TRACE,
+ ("set(%d) -> %s\n",
+ l->fd, FD_ISSET(l->fd, &fds) ? "true" :
"false"));
+ i++;
+ }
+ }
+
+
ApiLock();
/* Not likely to be transitory... */
@@ -295,9 +292,7 @@
for (l = protocols; l; l = l->next) {
struct interface_info *ip;
ip = l->local;
- if (!FD_ISSET(l->fd, &fds)) {
-//.revents & (POLLIN | POLLHUP))) {
-// fds[i].revents = 0;
+ if (FD_ISSET(l->fd, &fds)) {
if (ip && (l->handler != got_one ||
!ip->dead)) {
DH_DbgPrint(MID_TRACE,("Handling %x\n", l));
@@ -309,7 +304,6 @@
}
interfaces_invalidated = 0;
}
- DH_DbgPrint(MID_TRACE,("Done\n"));
} while (1);
ApiUnlock(); /* Not reached currently */
_____
Modified: trunk/reactos/subsys/system/dhcp/include/rosdhcp.h
--- trunk/reactos/subsys/system/dhcp/include/rosdhcp.h 2005-04-17
07:55:24 UTC (rev 14644)
+++ trunk/reactos/subsys/system/dhcp/include/rosdhcp.h 2005-04-17
07:58:24 UTC (rev 14645)
@@ -21,6 +21,7 @@
#undef PREFER
#define DHCP_DISCOVER_INTERVAL 15
#define DHCP_REBOOT_TIMEOUT 300
+#define DHCP_PANIC_TIMEOUT DHCP_REBOOT_TIMEOUT * 3
#define DHCP_BACKOFF_MAX 300
#define _PATH_DHCLIENT_PID
"\\systemroot\\system32\\drivers\\etc\\dhclient.pid"
@@ -59,6 +60,7 @@
#define srandom srand
extern PDHCP_ADAPTER AdapterFindIndex( unsigned int AdapterIndex );
+extern PDHCP_ADAPTER AdapterFindInfo( struct interface_info *info );
extern VOID ApiInit();
extern VOID ApiLock();
extern VOID ApiUnlock();
_____
Modified: trunk/reactos/subsys/system/dhcp/util.c
--- trunk/reactos/subsys/system/dhcp/util.c 2005-04-17 07:55:24 UTC
(rev 14644)
+++ trunk/reactos/subsys/system/dhcp/util.c 2005-04-17 07:58:24 UTC
(rev 14645)
@@ -2,8 +2,9 @@
#include "rosdhcp.h"
char *piaddr( struct iaddr addr ) {
- struct sockaddr_in *sa = (struct sockaddr_in *)addr.iabuf;
- return inet_ntoa( sa->sin_addr );
+ struct sockaddr_in sa;
+ memcpy(&sa.sin_addr,addr.iabuf,sizeof(sa.sin_addr));
+ return inet_ntoa( sa.sin_addr );
}
int note( char *format, ... ) {
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