service: move constants to cr-service-const.h

Such constants as CR_MAX_MSG_SIZE and CR_DEFAULT_SERVICE_ADDRESS are need to be used in both service and lib.
Signed-off-by: Ruslan Kuprieiev <kupruser@gmail.com>
Signed-off-by: Pavel Emelyanov <xemul@parallels.com>

cr-service.c

@@ -19,16 +19,17 @@
 #include "log.h"
 #include "pstree.h"
 #include "cr-service.h"
+#include "cr-service-const.h"
 #include "sd-daemon.h"
 
 unsigned int service_sk_ino = -1;
 
 static int recv_criu_msg(int socket_fd, CriuReq **msg)
 {
-	unsigned char buf[MAX_MSG_SIZE];
+	unsigned char buf[CR_MAX_MSG_SIZE];
 	int len;
 
-	len = read(socket_fd, buf, MAX_MSG_SIZE);
+	len = read(socket_fd, buf, CR_MAX_MSG_SIZE);
 	if (len == -1) {
 		pr_perror("Can't read request");
 		return -1;
@@ -45,7 +46,7 @@ static int recv_criu_msg(int socket_fd, CriuReq **msg)
 
 static int send_criu_msg(int socket_fd, CriuResp *msg)
 {
-	unsigned char buf[MAX_MSG_SIZE];
+	unsigned char buf[CR_MAX_MSG_SIZE];
 	int len;
 
 	len = criu_resp__get_packed_size(msg);

include/cr-service-const.h

+#ifndef __CR_SERVICE_CONST_H__
+#define __CR_SERVICE_CONST_H__
+
+#define CR_MAX_MSG_SIZE 1024
+#define CR_DEFAULT_SERVICE_ADDRESS "/var/run/criu_service.socket"
+
+#endif /* __CR_SERVICE_CONST_H__ */

include/cr-service.h

@@ -3,9 +3,6 @@
 
 #include "protobuf/rpc.pb-c.h"
 
-#define CR_DEFAULT_SERVICE_ADDRESS "/var/run/criu_service.socket"
-#define MAX_MSG_SIZE 1024
-
 extern int cr_service(bool deamon_mode);
 
 extern int send_criu_dump_resp(int socket_fd, bool success, bool restored);