Change xfr_serial type to uint32_t

refs #2137

src/utils/common/params.c

@@ -220,7 +220,9 @@ int params_parse_class(const char *rclass, uint16_t *class_num)
 	return KNOT_EOK;
 }
 
-int params_parse_type(const char *rtype, int32_t *type_num, int64_t *xfr_serial)
+int params_parse_type(const char *rtype,
+                      int32_t    *type_num,
+                      uint32_t   *xfr_serial)
 {
 	if (rtype == NULL || type_num == NULL || xfr_serial == NULL) {
 		return KNOT_EINVAL;

src/utils/common/params.h

@@ -91,8 +91,8 @@ typedef struct {
 	int32_t		type_num;
 	/*!< Default TTL. */
 	uint32_t	ttl;
-	/*!< Default SOA serial for XFR (32unsigned + -1 uninitialized). */
-	int64_t		xfr_serial;
+	/*!< Default SOA serial for XFR. */
+	uint32_t	xfr_serial;
 	/*!< UDP buffer size. */
 	uint32_t	udp_size;
 	/*!< Number of UDP retries. */
@@ -127,7 +127,9 @@ void params_flag_verbose(params_t *params);
 
 int params_parse_class(const char *rclass, uint16_t *class_num);
 
-int params_parse_type(const char *rtype, int32_t *type_num, int64_t *xfr_serial);
+int params_parse_type(const char *rtype,
+                      int32_t    *type_num,
+                      uint32_t   *xfr_serial);
 
 int params_parse_server(list *servers, const char *name);
 

src/utils/dig/dig_params.c

@@ -44,7 +44,7 @@ query_t* query_create(const char *name, const uint16_t type)
 	// Fill output.
 	query->name = strdup(name);
 	query->type = type;
-	query->xfr_serial = -1;
+	query->xfr_serial = 0;
 
 	return query;
 }
@@ -85,7 +85,7 @@ static int dig_params_init(params_t *params)
 	params->udp_size = DEFAULT_UDP_SIZE;
 	params->class_num = KNOT_CLASS_IN;
 	params->type_num = -1;
-	params->xfr_serial = -1;
+	params->xfr_serial = 0;
 	params->retries = DEFAULT_RETRIES_DIG;
 	params->wait = DEFAULT_TIMEOUT_DIG;
 	params->servfail_stop = false;

src/utils/dig/dig_params.h

@@ -40,7 +40,7 @@ typedef struct {
 	/*!< Type number to query on. */
 	uint16_t	type;
 	/*!< SOA serial for XFR. */
-	int64_t		xfr_serial;
+	uint32_t	xfr_serial;
 } query_t;
 
 /*! \brief dig-specific params data. */

src/utils/host/host_params.c

@@ -52,7 +52,7 @@ static int host_params_init(params_t *params)
 	params->udp_size = DEFAULT_UDP_SIZE;
 	params->class_num = KNOT_CLASS_IN;
 	params->type_num = -1;
-	params->xfr_serial = -1;
+	params->xfr_serial = 0;
 	params->retries = DEFAULT_RETRIES_HOST;
 	params->wait = DEFAULT_TIMEOUT_HOST;
 	params->servfail_stop = false;