lib: Move send_keepalive() to smbd/smb1_utils.c

This is a SMB1-only packet sent from smbd only

Signed-off-by: Volker Lendecke <vl@samba.org>
Reviewed-by: Jeremy Allison <jra@samba.org>

source3/include/proto.h

@@ -535,7 +535,6 @@ NTSTATUS read_fd_with_timeout(int fd, char *buf,
 				  size_t *size_ret);
 NTSTATUS read_data_ntstatus(int fd, char *buffer, size_t N);
 
-bool send_keepalive(int client);
 NTSTATUS read_smb_length_return_keepalive(int fd, char *inbuf,
 					  unsigned int timeout,
 					  size_t *len);

source3/lib/util_sock.c

@@ -203,20 +203,6 @@ NTSTATUS read_data_ntstatus(int fd, char *buffer, size_t N)
 	return read_fd_with_timeout(fd, buffer, N, N, 0, NULL);
 }
 
-/****************************************************************************
- Send a keepalive packet (rfc1002).
-****************************************************************************/
-
-bool send_keepalive(int client)
-{
-	unsigned char buf[4];
-
-	buf[0] = NBSSkeepalive;
-	buf[1] = buf[2] = buf[3] = 0;
-
-	return(write_data(client,(char *)buf,4) == 4);
-}
-
 /****************************************************************************
  Read 4 bytes of a smb packet and return the smb length of the packet.
  Store the result in the buffer.

source3/smbd/process.c

@@ -46,6 +46,7 @@
 #include "util_event.h"
 #include "libcli/smb/smbXcli_base.h"
 #include "lib/util/time_basic.h"
+#include "smb1_utils.h"
 
 /* Internal message queue for deferred opens. */
 struct pending_message_list {

source3/smbd/smb1_utils.c

@@ -22,6 +22,7 @@
 #include "includes.h"
 #include "smb1_utils.h"
 #include "libcli/security/security.h"
+#include "lib/util/sys_rw_data.h"
 
 /****************************************************************************
  Special FCB or DOS processing in the case of a sharing violation.
@@ -109,3 +110,17 @@ struct files_struct *fcb_or_dos_open(
 
 	return new_fsp;
 }
+
+/****************************************************************************
+ Send a keepalive packet (rfc1002).
+****************************************************************************/
+
+bool send_keepalive(int client)
+{
+	unsigned char buf[4];
+
+	buf[0] = NBSSkeepalive;
+	buf[1] = buf[2] = buf[3] = 0;
+
+	return(write_data(client,(char *)buf,4) == 4);
+}

source3/smbd/smb1_utils.h

@@ -32,5 +32,6 @@ struct files_struct *fcb_or_dos_open(
 	uint32_t access_mask,
 	uint32_t create_options,
 	uint32_t private_flags);
+bool send_keepalive(int client);
 
 #endif