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-rw-r--r--source4/nbt_server/config.mk13
-rw-r--r--source4/nbt_server/interfaces.c88
-rw-r--r--source4/nbt_server/nbt_server.c85
-rw-r--r--source4/nbt_server/nbt_server.h44
4 files changed, 230 insertions, 0 deletions
diff --git a/source4/nbt_server/config.mk b/source4/nbt_server/config.mk
new file mode 100644
index 0000000000..093cb61864
--- /dev/null
+++ b/source4/nbt_server/config.mk
@@ -0,0 +1,13 @@
+# NBTD server subsystem
+
+#######################
+# Start SUBSYSTEM NBTD
+[SUBSYSTEM::NBTD]
+INIT_OBJ_FILES = \
+ nbt_server/nbt_server.o
+ADD_OBJ_FILES = \
+ nbt_server/interfaces.o
+REQUIRED_SUBSYSTEMS = \
+ LIBCLI_NBT
+# End SUBSYSTEM SMB
+#######################
diff --git a/source4/nbt_server/interfaces.c b/source4/nbt_server/interfaces.c
new file mode 100644
index 0000000000..18893e179b
--- /dev/null
+++ b/source4/nbt_server/interfaces.c
@@ -0,0 +1,88 @@
+/*
+ Unix SMB/CIFS implementation.
+
+ NBT interface handling
+
+ Copyright (C) Andrew Tridgell 2005
+
+ This program is free software; you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation; either version 2 of the License, or
+ (at your option) any later version.
+
+ This program is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with this program; if not, write to the Free Software
+ Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+*/
+
+#include "includes.h"
+#include "dlinklist.h"
+#include "nbt_server/nbt_server.h"
+#include "smbd/service_task.h"
+#include "libcli/nbt/libnbt.h"
+
+/*
+ start listening on the given address
+*/
+static NTSTATUS nbt_add_socket(struct nbt_server *nbtsrv,
+ const char *address, const char *bcast)
+{
+ struct nbt_interface *iface;
+ NTSTATUS status;
+
+ iface = talloc(nbtsrv, struct nbt_interface);
+ NT_STATUS_HAVE_NO_MEMORY(iface);
+
+ iface->nbtsrv = nbtsrv;
+ iface->bcast_address = talloc_steal(iface, bcast);
+ iface->ip_address = talloc_steal(iface, address);
+
+ iface->nbtsock = nbt_name_socket_init(iface, nbtsrv->task->event_ctx);
+ NT_STATUS_HAVE_NO_MEMORY(iface->ip_address);
+
+ status = socket_listen(iface->nbtsock->sock, address, lp_nbt_port(), 0, 0);
+ if (!NT_STATUS_IS_OK(status)) {
+ DEBUG(0,("Failed to bind to %s:%d - %s\n",
+ address, lp_nbt_port(), nt_errstr(status)));
+ talloc_free(iface);
+ return status;
+ }
+
+ DLIST_ADD(nbtsrv->interfaces, iface);
+
+ return NT_STATUS_OK;
+}
+
+
+/*
+ setup our listening sockets on the configured network interfaces
+*/
+NTSTATUS nbt_startup_interfaces(struct nbt_server *nbtsrv)
+{
+ int num_interfaces = iface_count();
+ int i;
+ TALLOC_CTX *tmp_ctx = talloc_new(nbtsrv);
+ NTSTATUS status;
+
+ status = nbt_add_socket(nbtsrv,
+ talloc_strdup(tmp_ctx, "0.0.0.0"),
+ talloc_strdup(tmp_ctx, "255.255.255.255"));
+ NT_STATUS_NOT_OK_RETURN(status);
+
+ for (i=0; i<num_interfaces; i++) {
+ const char *address = talloc_strdup(tmp_ctx, sys_inet_ntoa(*iface_n_ip(i)));
+ const char *bcast = talloc_strdup(tmp_ctx, sys_inet_ntoa(*iface_n_bcast(i)));
+
+ status = nbt_add_socket(nbtsrv, address, bcast);
+ NT_STATUS_NOT_OK_RETURN(status);
+ }
+
+ talloc_free(tmp_ctx);
+
+ return NT_STATUS_OK;
+}
diff --git a/source4/nbt_server/nbt_server.c b/source4/nbt_server/nbt_server.c
new file mode 100644
index 0000000000..19dabdfa51
--- /dev/null
+++ b/source4/nbt_server/nbt_server.c
@@ -0,0 +1,85 @@
+/*
+ Unix SMB/CIFS implementation.
+
+ NBT server task
+
+ Copyright (C) Andrew Tridgell 2005
+
+ This program is free software; you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation; either version 2 of the License, or
+ (at your option) any later version.
+
+ This program is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with this program; if not, write to the Free Software
+ Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+*/
+
+#include "includes.h"
+#include "events.h"
+#include "libcli/nbt/libnbt.h"
+#include "smbd/service_task.h"
+#include "nbt_server/nbt_server.h"
+
+
+/*
+ receive an incoming request
+*/
+static void nbt_request_handler(struct nbt_name_socket *nbtsock,
+ struct nbt_name_packet *packet,
+ const char *src_address, int src_port)
+{
+ struct nbt_interface *iface = talloc_get_type(nbtsock->incoming.private,
+ struct nbt_interface);
+ DEBUG(0,("nbtd request from %s:%d\n", src_address, src_port));
+
+ NDR_PRINT_DEBUG(nbt_name_packet, packet);
+}
+
+
+/*
+ startup the nbtd task
+*/
+static void nbtd_task_init(struct task_server *task)
+{
+ struct nbt_server *nbtsrv;
+ struct nbt_interface *iface;
+
+ nbtsrv = talloc(task, struct nbt_server);
+ if (nbtsrv == NULL) {
+ task_terminate(task, "nbtd: out of memory");
+ return;
+ }
+
+ nbtsrv->task = task;
+ nbtsrv->interfaces = NULL;
+
+ nbt_startup_interfaces(nbtsrv);
+
+ for (iface=nbtsrv->interfaces;iface;iface=iface->next) {
+ nbt_set_incoming_handler(iface->nbtsock, nbt_request_handler, iface);
+ }
+}
+
+
+/*
+ initialise the nbt server
+ */
+static NTSTATUS nbtd_init(struct event_context *event_ctx, const struct model_ops *model_ops)
+{
+ return task_server_startup(event_ctx, model_ops, nbtd_task_init);
+}
+
+
+/*
+ register ourselves as a available server
+*/
+NTSTATUS server_service_nbtd_init(void)
+{
+ return register_server_service("nbt", nbtd_init);
+}
diff --git a/source4/nbt_server/nbt_server.h b/source4/nbt_server/nbt_server.h
new file mode 100644
index 0000000000..9ef510fbb2
--- /dev/null
+++ b/source4/nbt_server/nbt_server.h
@@ -0,0 +1,44 @@
+/*
+ Unix SMB/CIFS implementation.
+
+ NBT server structures
+
+ Copyright (C) Andrew Tridgell 2005
+
+ This program is free software; you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation; either version 2 of the License, or
+ (at your option) any later version.
+
+ This program is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with this program; if not, write to the Free Software
+ Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+*/
+
+
+/* a list of network interfaces we are listening on */
+struct nbt_interface {
+ struct nbt_interface *next, *prev;
+ const char *ip_address;
+ const char *bcast_address;
+ struct nbt_name_socket *nbtsock;
+ struct nbt_server *nbtsrv;
+};
+
+
+/*
+ top level context structure for the nbt server
+*/
+struct nbt_server {
+ struct task_server *task;
+
+ struct nbt_interface *interfaces;
+};
+
+
+
generated by cgit (git 2.34.1) at 2024-07-30 23:11:38 +0000