Adding upstream version 2:4.20.0+dfsg.upstream/2%4.20.0+dfsg

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 377 insertions, 0 deletions

diff --git a/libcli/nbt/libnbt.h b/libcli/nbt/libnbt.h
new file mode 100644
index 0000000..204484b
--- /dev/null
+++ b/libcli/nbt/libnbt.h
@@ -0,0 +1,377 @@
+/*
+   Unix SMB/CIFS implementation.
+
+   a raw async NBT library
+
+   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 3 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, see <http://www.gnu.org/licenses/>.
+*/
+
+#ifndef __LIBNBT_H__
+#define __LIBNBT_H__
+
+#include "librpc/gen_ndr/nbt.h"
+#include "librpc/ndr/libndr.h"
+
+/*
+  possible states for pending requests
+*/
+enum nbt_request_state {NBT_REQUEST_SEND,
+			NBT_REQUEST_WAIT,
+			NBT_REQUEST_DONE,
+			NBT_REQUEST_TIMEOUT,
+			NBT_REQUEST_ERROR};
+
+/*
+  a nbt name request
+*/
+struct nbt_name_request {
+	struct nbt_name_request *next, *prev;
+
+	enum nbt_request_state state;
+
+	NTSTATUS status;
+
+	/* the socket this was on */
+	struct nbt_name_socket *nbtsock;
+
+	/* where to send the request */
+	struct socket_address *dest;
+
+	/* timeout between retries */
+	int timeout;
+
+	/* how many retries to send on timeout */
+	int num_retries;
+
+	/* whether we have received a WACK */
+	bool received_wack;
+
+	/* the timeout event */
+	struct tevent_timer *te;
+
+	/* the name transaction id */
+	uint16_t name_trn_id;
+
+	/* is it a reply? */
+	bool is_reply;
+
+	/* the encoded request */
+	DATA_BLOB encoded;
+
+	/* shall we allow multiple replies? */
+	bool allow_multiple_replies;
+
+	unsigned int num_replies;
+	struct nbt_name_reply {
+		struct nbt_name_packet *packet;
+		struct socket_address *dest;
+	} *replies;
+
+	/* information on what to do on completion */
+	struct {
+		void (*fn)(struct nbt_name_request *);
+		void *private_data;
+	} async;
+};
+
+
+
+/*
+  context structure for operations on name queries
+*/
+struct nbt_name_socket {
+	struct socket_context *sock;
+	struct tevent_context *event_ctx;
+
+	/* a queue of requests pending to be sent */
+	struct nbt_name_request *send_queue;
+
+	/* the fd event */
+	struct tevent_fd *fde;
+
+	/* mapping from name_trn_id to pending event */
+	struct idr_context *idr;
+
+	/* how many requests are waiting for a reply */
+	uint16_t num_pending;
+
+	/* what to do with incoming request packets */
+	struct {
+		void (*handler)(struct nbt_name_socket *, struct nbt_name_packet *,
+				struct socket_address *);
+		void *private_data;
+	} incoming;
+
+	/* what to do with unexpected replies */
+	struct {
+		void (*handler)(struct nbt_name_socket *, struct nbt_name_packet *,
+				struct socket_address *);
+		void *private_data;
+	} unexpected;
+};
+
+
+/* a simple name query */
+struct nbt_name_query {
+	struct {
+		struct nbt_name name;
+		const char *dest_addr;
+		uint16_t dest_port;
+		bool broadcast;
+		bool wins_lookup;
+		int timeout; /* in seconds */
+		int retries;
+	} in;
+	struct {
+		const char *reply_from;
+		struct nbt_name name;
+		int16_t num_addrs;
+		const char **reply_addrs;
+	} out;
+};
+
+/* a simple name status query */
+struct nbt_name_status {
+	struct {
+		struct nbt_name name;
+		const char *dest_addr;
+		uint16_t dest_port;
+		int timeout; /* in seconds */
+		int retries;
+	} in;
+	struct {
+		const char *reply_from;
+		struct nbt_name name;
+		struct nbt_rdata_status status;
+	} out;
+};
+
+/* a name registration request */
+struct nbt_name_register {
+	struct {
+		struct nbt_name name;
+		const char *dest_addr;
+		uint16_t dest_port;
+		const char *address;
+		uint16_t nb_flags;
+		bool register_demand;
+		bool broadcast;
+		bool multi_homed;
+		uint32_t ttl;
+		int timeout; /* in seconds */
+		int retries;
+	} in;
+	struct {
+		const char *reply_from;
+		struct nbt_name name;
+		const char *reply_addr;
+		uint8_t rcode;
+	} out;
+};
+
+/* a send 3 times then demand name broadcast name registration */
+struct nbt_name_register_bcast {
+	struct {
+		struct nbt_name name;
+		const char *dest_addr;
+		uint16_t dest_port;
+		const char *address;
+		uint16_t nb_flags;
+		uint32_t ttl;
+	} in;
+};
+
+
+/* wins name register with multiple wins servers to try and multiple
+   addresses to register */
+struct nbt_name_register_wins {
+	struct {
+		struct nbt_name name;
+		const char **wins_servers;
+		uint16_t wins_port;
+		const char **addresses;
+		uint16_t nb_flags;
+		uint32_t ttl;
+	} in;
+	struct {
+		const char *wins_server;
+		uint8_t rcode;
+	} out;
+};
+
+
+
+/* a name refresh request */
+struct nbt_name_refresh {
+	struct {
+		struct nbt_name name;
+		const char *dest_addr;
+		uint16_t dest_port;
+		const char *address;
+		uint16_t nb_flags;
+		bool broadcast;
+		uint32_t ttl;
+		int timeout; /* in seconds */
+		int retries;
+	} in;
+	struct {
+		const char *reply_from;
+		struct nbt_name name;
+		const char *reply_addr;
+		uint8_t rcode;
+	} out;
+};
+
+/* wins name refresh with multiple wins servers to try and multiple
+   addresses to register */
+struct nbt_name_refresh_wins {
+	struct {
+		struct nbt_name name;
+		const char **wins_servers;
+		uint16_t wins_port;
+		const char **addresses;
+		uint16_t nb_flags;
+		uint32_t ttl;
+	} in;
+	struct {
+		const char *wins_server;
+		uint8_t rcode;
+	} out;
+};
+
+
+/* a name release request */
+struct nbt_name_release {
+	struct {
+		struct nbt_name name;
+		const char *dest_addr;
+		uint16_t dest_port;
+		const char *address;
+		uint16_t nb_flags;
+		bool broadcast;
+		int timeout; /* in seconds */
+		int retries;
+	} in;
+	struct {
+		const char *reply_from;
+		struct nbt_name name;
+		const char *reply_addr;
+		uint8_t rcode;
+	} out;
+};
+
+struct nbt_name_socket *nbt_name_socket_init(TALLOC_CTX *mem_ctx,
+					     struct tevent_context *event_ctx);
+void nbt_name_socket_handle_response_packet(struct nbt_name_request *req,
+					    struct nbt_name_packet *packet,
+					    struct socket_address *src);
+struct nbt_name_request *nbt_name_query_send(struct nbt_name_socket *nbtsock,
+					     struct nbt_name_query *io);
+NTSTATUS nbt_name_query_recv(struct nbt_name_request *req,
+			     TALLOC_CTX *mem_ctx, struct nbt_name_query *io);
+NTSTATUS nbt_name_query(struct nbt_name_socket *nbtsock,
+			TALLOC_CTX *mem_ctx, struct nbt_name_query *io);
+struct nbt_name_request *nbt_name_status_send(struct nbt_name_socket *nbtsock,
+					      struct nbt_name_status *io);
+NTSTATUS nbt_name_status_recv(struct nbt_name_request *req,
+			     TALLOC_CTX *mem_ctx, struct nbt_name_status *io);
+NTSTATUS nbt_name_status(struct nbt_name_socket *nbtsock,
+			TALLOC_CTX *mem_ctx, struct nbt_name_status *io);
+
+NTSTATUS nbt_name_dup(TALLOC_CTX *mem_ctx,
+		      const struct nbt_name *name,
+		      struct nbt_name *newname);
+NTSTATUS nbt_name_to_blob(TALLOC_CTX *mem_ctx, DATA_BLOB *blob, struct nbt_name *name);
+NTSTATUS nbt_name_from_blob(TALLOC_CTX *mem_ctx, const DATA_BLOB *blob, struct nbt_name *name);
+void nbt_choose_called_name(TALLOC_CTX *mem_ctx, struct nbt_name *n, const char *name, int type);
+char *nbt_name_string(TALLOC_CTX *mem_ctx, const struct nbt_name *name);
+NTSTATUS nbt_name_register(struct nbt_name_socket *nbtsock,
+			   TALLOC_CTX *mem_ctx, struct nbt_name_register *io);
+NTSTATUS nbt_name_refresh(struct nbt_name_socket *nbtsock,
+			   TALLOC_CTX *mem_ctx, struct nbt_name_refresh *io);
+NTSTATUS nbt_name_release(struct nbt_name_socket *nbtsock,
+			   TALLOC_CTX *mem_ctx, struct nbt_name_release *io);
+NTSTATUS nbt_name_register_wins(struct nbt_name_socket *nbtsock,
+				TALLOC_CTX *mem_ctx,
+				struct nbt_name_register_wins *io);
+NTSTATUS nbt_name_refresh_wins(struct nbt_name_socket *nbtsock,
+				TALLOC_CTX *mem_ctx,
+				struct nbt_name_refresh_wins *io);
+NTSTATUS nbt_name_register_recv(struct nbt_name_request *req,
+				TALLOC_CTX *mem_ctx, struct nbt_name_register *io);
+struct nbt_name_request *nbt_name_register_send(struct nbt_name_socket *nbtsock,
+						struct nbt_name_register *io);
+NTSTATUS nbt_name_release_recv(struct nbt_name_request *req,
+			       TALLOC_CTX *mem_ctx, struct nbt_name_release *io);
+
+struct nbt_name_request *nbt_name_release_send(struct nbt_name_socket *nbtsock,
+					       struct nbt_name_release *io);
+
+NTSTATUS nbt_name_refresh_recv(struct nbt_name_request *req,
+			       TALLOC_CTX *mem_ctx, struct nbt_name_refresh *io);
+
+NTSTATUS nbt_set_incoming_handler(struct nbt_name_socket *nbtsock,
+				  void (*handler)(struct nbt_name_socket *, struct nbt_name_packet *,
+						  struct socket_address *),
+				  void *private_data);
+NTSTATUS nbt_set_unexpected_handler(struct nbt_name_socket *nbtsock,
+				    void (*handler)(struct nbt_name_socket *, struct nbt_name_packet *,
+						    struct socket_address *),
+				    void *private_data);
+NTSTATUS nbt_name_reply_send(struct nbt_name_socket *nbtsock,
+			     struct socket_address *dest,
+			     struct nbt_name_packet *request);
+
+
+NDR_SCALAR_PTR_PROTO(wrepl_nbt_name, struct nbt_name)
+NDR_BUFFER_PROTO(nbt_name, struct nbt_name)
+NTSTATUS nbt_rcode_to_ntstatus(uint8_t rcode);
+
+struct tevent_context;
+struct tevent_req;
+struct tevent_req *nbt_name_register_bcast_send(TALLOC_CTX *mem_ctx,
+					struct tevent_context *ev,
+					struct nbt_name_socket *nbtsock,
+					struct nbt_name_register_bcast *io);
+NTSTATUS nbt_name_register_bcast_recv(struct tevent_req *req);
+struct tevent_req *nbt_name_register_wins_send(TALLOC_CTX *mem_ctx,
+					       struct tevent_context *ev,
+					       struct nbt_name_socket *nbtsock,
+					       struct nbt_name_register_wins *io);
+NTSTATUS nbt_name_register_wins_recv(struct tevent_req *req,
+				     TALLOC_CTX *mem_ctx,
+				     struct nbt_name_register_wins *io);
+struct tevent_req *nbt_name_refresh_wins_send(TALLOC_CTX *mem_ctx,
+					      struct tevent_context *ev,
+					      struct nbt_name_socket *nbtsock,
+					      struct nbt_name_refresh_wins *io);
+NTSTATUS nbt_name_refresh_wins_recv(struct tevent_req *req,
+				    TALLOC_CTX *mem_ctx,
+				    struct nbt_name_refresh_wins *io);
+
+FILE *startlmhosts(const char *fname);
+bool getlmhostsent(TALLOC_CTX *ctx, FILE *fp, char **pp_name, int *name_type,
+		   struct sockaddr_storage *pss);
+void endlmhosts(FILE *fp);
+
+NTSTATUS resolve_lmhosts_file_as_sockaddr(TALLOC_CTX *mem_ctx,
+					  const char *lmhosts_file,
+					  const char *name,
+					  int name_type,
+					  struct sockaddr_storage **return_iplist,
+					  size_t *return_count);
+
+#endif /* __LIBNBT_H__ */