NetworkManager/src/libnm-core-impl/nm-setting-private.h
Thomas Haller 233776c2c7
libnm: use _nm_setting_property_define_direct_boolean()
There is a new way how to implement default boolean properties.
Use it.
2021-07-12 13:56:31 +02:00

554 lines
29 KiB
C

/* SPDX-License-Identifier: LGPL-2.1-or-later */
/*
* Copyright (C) 2011 Red Hat, Inc.
*/
#ifndef __NM_SETTING_PRIVATE_H__
#define __NM_SETTING_PRIVATE_H__
#if !((NETWORKMANAGER_COMPILATION) &NM_NETWORKMANAGER_COMPILATION_WITH_LIBNM_CORE_PRIVATE)
#error Cannot use this header.
#endif
#include "nm-setting.h"
#include "nm-setting-bridge.h"
#include "nm-connection.h"
#include "nm-core-enum-types.h"
#include "libnm-core-intern/nm-core-internal.h"
/*****************************************************************************/
typedef struct {
NMConnection *self;
NMSetting *settings[_NM_META_SETTING_TYPE_NUM];
/* D-Bus path of the connection, if any */
char *path;
} NMConnectionPrivate;
extern GTypeClass *_nm_simple_connection_class_instance;
extern int _nm_simple_connection_private_offset;
void _nm_connection_private_clear(NMConnectionPrivate *priv);
/*****************************************************************************/
/**
* NMSetting:
*
* The NMSetting struct contains only private data.
* It should only be accessed through the functions described below.
*/
struct _NMSetting {
GObject parent;
/* In the past, this struct was public API. Preserve ABI! */
};
struct _NMSettingClass {
GObjectClass parent;
/* In the past, this struct was public API. Preserve ABI! */
int (*verify)(NMSetting *setting, NMConnection *connection, GError **error);
gboolean (*verify_secrets)(NMSetting *setting, NMConnection *connection, GError **error);
GPtrArray *(*need_secrets)(NMSetting *setting);
int (*update_one_secret)(NMSetting *setting, const char *key, GVariant *value, GError **error);
gboolean (*get_secret_flags)(NMSetting * setting,
const char * secret_name,
NMSettingSecretFlags *out_flags,
GError ** error);
gboolean (*set_secret_flags)(NMSetting * setting,
const char * secret_name,
NMSettingSecretFlags flags,
GError ** error);
gboolean (*clear_secrets)(const struct _NMSettInfoSetting *sett_info,
guint property_idx,
NMSetting * setting,
NMSettingClearSecretsWithFlagsFn func,
gpointer user_data);
/* compare_property() returns a ternary, where DEFAULT means that the property should not
* be compared due to the compare @flags. A TRUE/FALSE result means that the property is
* equal/not-equal.
*
* @other may be %NULL, in which case the function only determines whether
* the setting should be compared (TRUE) or not (DEFAULT). */
NMTernary (*compare_property)(const struct _NMSettInfoSetting *sett_info,
guint property_idx,
NMConnection * con_a,
NMSetting * set_a,
NMConnection * con_b,
NMSetting * set_b,
NMSettingCompareFlags flags);
void (*duplicate_copy_properties)(const struct _NMSettInfoSetting *sett_info,
NMSetting * src,
NMSetting * dst);
void (*enumerate_values)(const struct _NMSettInfoProperty *property_info,
NMSetting * setting,
NMSettingValueIterFn func,
gpointer user_data);
gboolean (*aggregate)(NMSetting *setting, int type_i, gpointer arg);
void (*for_each_secret)(NMSetting * setting,
const char * secret_name,
GVariant * val,
gboolean remove_non_secrets,
_NMConnectionForEachSecretFunc callback,
gpointer callback_data,
GVariantBuilder * setting_builder);
gboolean (*init_from_dbus)(NMSetting * setting,
GHashTable * keys,
GVariant * setting_dict,
GVariant * connection_dict,
guint /* NMSettingParseFlags */ parse_flags,
GError ** error);
gpointer padding[1];
const struct _NMMetaSettingInfo *setting_info;
};
/*****************************************************************************/
/**
* NMSettingIPConfig:
*/
struct _NMSettingIPConfig {
NMSetting parent;
/* In the past, this struct was public API. Preserve ABI! */
};
struct _NMSettingIPConfigClass {
NMSettingClass parent;
/* In the past, this struct was public API. Preserve ABI! */
union {
gpointer _dummy;
int private_offset;
};
gpointer padding[7];
};
typedef struct {
GPtrArray *dns; /* array of IP address strings */
GPtrArray *dns_search; /* array of domain name strings */
GPtrArray *dns_options; /* array of DNS options */
GPtrArray *addresses; /* array of NMIPAddress */
GPtrArray *routes; /* array of NMIPRoute */
GPtrArray *routing_rules;
GArray * dhcp_reject_servers;
char * method;
char * gateway;
char * dhcp_hostname;
char * dhcp_iaid;
gint64 route_metric;
guint dhcp_hostname_flags;
int dns_priority;
int dad_timeout;
int dhcp_timeout;
int required_timeout;
guint32 route_table;
bool ignore_auto_routes;
bool ignore_auto_dns;
bool dhcp_send_hostname;
bool never_default;
bool may_fail;
} NMSettingIPConfigPrivate;
void _nm_setting_ip_config_private_init(gpointer self, NMSettingIPConfigPrivate *priv);
/*****************************************************************************/
NMSettingPriority _nm_setting_get_base_type_priority(NMSetting *setting);
int _nm_setting_compare_priority(gconstpointer a, gconstpointer b);
int _nmtst_nm_setting_sort(NMSetting *a, NMSetting *b);
/*****************************************************************************/
#define _nm_assert_setting_info(setting_info, gtype) \
G_STMT_START \
{ \
const NMMetaSettingInfo *_setting_info = (setting_info); \
\
if (NM_MORE_ASSERTS > 0) { \
GType _gtype = (gtype); \
\
nm_assert(_setting_info); \
nm_assert(_NM_INT_NOT_NEGATIVE(_setting_info->meta_type)); \
nm_assert(_setting_info->meta_type < _NM_META_SETTING_TYPE_NUM); \
nm_assert(_setting_info->get_setting_gtype); \
if (_gtype != 0) \
nm_assert(_setting_info->get_setting_gtype() == _gtype); \
else \
_gtype = _setting_info->get_setting_gtype(); \
nm_assert(g_type_is_a(_gtype, NM_TYPE_SETTING)); \
} \
} \
G_STMT_END
static inline const NMMetaSettingInfo *
_nm_meta_setting_info_from_class(NMSettingClass *klass)
{
const NMMetaSettingInfo *setting_info;
if (!NM_IS_SETTING_CLASS(klass))
return NULL;
setting_info = klass->setting_info;
if (!setting_info)
return NULL;
_nm_assert_setting_info(setting_info, G_OBJECT_CLASS_TYPE(klass));
return setting_info;
}
static inline const NMMetaSettingInfo *
_nm_meta_setting_info_from_gtype(GType gtype)
{
const NMMetaSettingInfo *setting_info;
setting_info = nm_meta_setting_infos_by_gtype(gtype);
if (!setting_info)
return NULL;
_nm_assert_setting_info(setting_info, gtype);
return setting_info;
}
/*****************************************************************************/
void _nm_setting_emit_property_changed(NMSetting *setting);
typedef enum NMSettingUpdateSecretResult {
NM_SETTING_UPDATE_SECRET_ERROR = FALSE,
NM_SETTING_UPDATE_SECRET_SUCCESS_MODIFIED = TRUE,
NM_SETTING_UPDATE_SECRET_SUCCESS_UNCHANGED = 2,
} NMSettingUpdateSecretResult;
NMSettingUpdateSecretResult
_nm_setting_update_secrets(NMSetting *setting, GVariant *secrets, GError **error);
gboolean _nm_setting_clear_secrets(NMSetting * setting,
NMSettingClearSecretsWithFlagsFn func,
gpointer user_data);
/*****************************************************************************/
#define NM_SETTING_PARAM_NONE 0
/* The property of the #NMSetting should be considered during comparisons that
* use the %NM_SETTING_COMPARE_FLAG_INFERRABLE flag. Properties that don't have
* this flag, are ignored when doing an infrerrable comparison. This flag should
* be set on all properties that are read from the kernel or the system when a
* connection is generated. eg, IP addresses/routes can be read from the
* kernel, but the 'autoconnect' property cannot, so
* %NM_SETTING_IP4_CONFIG_ADDRESSES gets the INFERRABLE flag, but
* %NM_SETTING_CONNECTION_AUTOCONNECT would not.
*
* This flag should not be used with properties where the default cannot be
* read separately from the current value, like MTU or wired duplex mode.
*/
#define NM_SETTING_PARAM_INFERRABLE (1 << (4 + G_PARAM_USER_SHIFT))
/* This is a legacy property, which clients should not send to the daemon. */
#define NM_SETTING_PARAM_LEGACY (1 << (5 + G_PARAM_USER_SHIFT))
/* When a connection is active and gets modified, usually the change
* to the settings-connection does not propagate automatically to the
* applied-connection of the device. For certain properties like the
* firewall zone and the metered property, this is different.
*
* Such fields can be ignored during nm_connection_compare() with the
* NMSettingCompareFlag NM_SETTING_COMPARE_FLAG_IGNORE_REAPPLY_IMMEDIATELY.
*/
#define NM_SETTING_PARAM_REAPPLY_IMMEDIATELY (1 << (6 + G_PARAM_USER_SHIFT))
/* property_to_dbus() should ignore the property flags, and instead always calls to_dbus_fcn()
*/
#define NM_SETTING_PARAM_TO_DBUS_IGNORE_FLAGS (1 << (7 + G_PARAM_USER_SHIFT))
extern const NMSettInfoPropertType nm_sett_info_propert_type_deprecated_interface_name;
extern const NMSettInfoPropertType nm_sett_info_propert_type_deprecated_ignore_i;
extern const NMSettInfoPropertType nm_sett_info_propert_type_deprecated_ignore_u;
extern const NMSettInfoPropertType nm_sett_info_propert_type_plain_i;
extern const NMSettInfoPropertType nm_sett_info_propert_type_plain_u;
extern const NMSettInfoPropertType nm_sett_info_propert_type_direct_boolean;
extern const NMSettInfoPropertType nm_sett_info_propert_type_string;
NMSettingVerifyResult
_nm_setting_verify(NMSetting *setting, NMConnection *connection, GError **error);
gboolean _nm_setting_verify_secret_string(const char *str,
const char *setting_name,
const char *property,
GError ** error);
gboolean _nm_setting_aggregate(NMSetting *setting, NMConnectionAggregateType type, gpointer arg);
gboolean _nm_setting_slave_type_is_valid(const char *slave_type, const char **out_port_type);
GVariant *_nm_setting_property_to_dbus_fcn_gprop(const NMSettInfoSetting * sett_info,
guint property_idx,
NMConnection * connection,
NMSetting * setting,
NMConnectionSerializationFlags flags,
const NMConnectionSerializationOptions *options);
GVariant *_nm_setting_property_to_dbus_fcn_direct(const NMSettInfoSetting * sett_info,
guint property_idx,
NMConnection * connection,
NMSetting * setting,
NMConnectionSerializationFlags flags,
const NMConnectionSerializationOptions *options);
GVariant *
_nm_setting_property_to_dbus_fcn_get_string(const NMSettInfoSetting * sett_info,
guint property_idx,
NMConnection * connection,
NMSetting * setting,
NMConnectionSerializationFlags flags,
const NMConnectionSerializationOptions *options);
GVariant *_nm_setting_to_dbus(NMSetting * setting,
NMConnection * connection,
NMConnectionSerializationFlags flags,
const NMConnectionSerializationOptions *options);
NMSetting *_nm_setting_new_from_dbus(GType setting_type,
GVariant * setting_dict,
GVariant * connection_dict,
NMSettingParseFlags parse_flags,
GError ** error);
gboolean _nm_setting_property_is_regular_secret(NMSetting *setting, const char *secret_name);
gboolean _nm_setting_property_is_regular_secret_flags(NMSetting * setting,
const char *secret_flags_name);
/*****************************************************************************/
static inline GArray *
_nm_sett_info_property_override_create_array_sized(guint reserved_size)
{
return g_array_sized_new(FALSE, FALSE, sizeof(NMSettInfoProperty), reserved_size);
}
static inline GArray *
_nm_sett_info_property_override_create_array(void)
{
/* pre-allocate a relatively large buffer to avoid frequent re-allocations.
* Note that the buffer is only short-lived and will be destroyed by
* _nm_setting_class_commit(). */
return _nm_sett_info_property_override_create_array_sized(20);
}
GArray *_nm_sett_info_property_override_create_array_ip_config(void);
void _nm_setting_class_commit(NMSettingClass * setting_class,
NMMetaSettingType meta_type,
const NMSettInfoSettDetail *detail,
GArray * properties_override,
gint16 private_offset);
#define NM_SETT_INFO_SETT_GENDATA(...) \
({ \
static const NMSettInfoSettGendata _g = {__VA_ARGS__}; \
\
&_g; \
})
#define NM_SETT_INFO_SETT_DETAIL(...) (&((const NMSettInfoSettDetail){__VA_ARGS__}))
#define NM_SETT_INFO_PROPERT_TYPE_DBUS_INIT(_dbus_type, ...) \
{ \
.dbus_type = _dbus_type, __VA_ARGS__ \
}
#define NM_SETT_INFO_PROPERT_TYPE_GPROP_INIT(_dbus_type, ...) \
{ \
.dbus_type = _dbus_type, .to_dbus_fcn = _nm_setting_property_to_dbus_fcn_gprop, \
__VA_ARGS__ \
}
#define NM_SETT_INFO_PROPERT_TYPE(init) \
({ \
static const NMSettInfoPropertType _g = init; \
\
&_g; \
})
#define NM_SETT_INFO_PROPERT_TYPE_DBUS(_dbus_type, ...) \
NM_SETT_INFO_PROPERT_TYPE(NM_SETT_INFO_PROPERT_TYPE_DBUS_INIT(_dbus_type, __VA_ARGS__))
#define NM_SETT_INFO_PROPERT_TYPE_GPROP(_dbus_type, ...) \
NM_SETT_INFO_PROPERT_TYPE(NM_SETT_INFO_PROPERT_TYPE_GPROP_INIT(_dbus_type, __VA_ARGS__))
#define NM_SETT_INFO_PROPERTY(...) (&((const NMSettInfoProperty){__VA_ARGS__}))
gboolean _nm_properties_override_assert(const NMSettInfoProperty *prop_info);
static inline void
_nm_properties_override(GArray *properties_override, const NMSettInfoProperty *prop_info)
{
nm_assert(properties_override);
nm_assert(_nm_properties_override_assert(prop_info));
g_array_append_vals(properties_override, prop_info, 1);
}
#define _nm_properties_override_gobj(properties_override, \
p_param_spec, \
p_property_type, \
... /* extra NMSettInfoProperty fields */) \
_nm_properties_override((properties_override), \
NM_SETT_INFO_PROPERTY(.name = NULL, \
.param_spec = (p_param_spec), \
.property_type = (p_property_type), \
__VA_ARGS__))
#define _nm_properties_override_dbus(properties_override, p_name, p_property_type) \
_nm_properties_override( \
(properties_override), \
NM_SETT_INFO_PROPERTY(.name = ("" p_name ""), .property_type = (p_property_type), ))
/*****************************************************************************/
/* Define "direct" properties. These are properties that have a GParamSpec and
* NMSettInfoPropertType.direct_type != NM_VALUE_TYPE_NONE.
*
* With this, the location of the data is known at
*
* _nm_setting_get_private(setting, sett_info, property_info->direct_offset)
*
* which allows to generically handle the property operations (like get, set, compare).
*/
#define _nm_setting_property_define_direct_boolean(properties_override, \
obj_properties, \
prop_name, \
prop_id, \
default_value, \
param_flags, \
private_struct_type, \
private_struct_field, \
... /* extra NMSettInfoProperty fields */) \
G_STMT_START \
{ \
const gboolean _default_value = (default_value); \
GParamSpec * _param_spec; \
\
G_STATIC_ASSERT( \
!NM_FLAGS_ANY((param_flags), \
~(NM_SETTING_PARAM_FUZZY_IGNORE | NM_SETTING_PARAM_INFERRABLE \
| NM_SETTING_PARAM_REAPPLY_IMMEDIATELY))); \
\
nm_assert(NM_IN_SET(_default_value, 0, 1)); \
\
_param_spec = \
g_param_spec_boolean("" prop_name "", \
"", \
"", \
_default_value, \
G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS | (param_flags)); \
\
(obj_properties)[(prop_id)] = _param_spec; \
\
_nm_properties_override_gobj( \
(properties_override), \
_param_spec, \
&nm_sett_info_propert_type_direct_boolean, \
.direct_offset = \
NM_STRUCT_OFFSET_ENSURE_TYPE(bool, private_struct_type, private_struct_field), \
__VA_ARGS__); \
} \
G_STMT_END
/*****************************************************************************/
#define _nm_setting_property_define_string_full(properties_override, \
obj_properties, \
prop_name, \
prop_id, \
param_flags, \
property_type, \
get_fcn, \
...) \
G_STMT_START \
{ \
GParamSpec * _param_spec; \
const NMSettInfoPropertType *const _property_type = (property_type); \
\
G_STATIC_ASSERT(!NM_FLAGS_ANY((param_flags), \
~(NM_SETTING_PARAM_SECRET | NM_SETTING_PARAM_FUZZY_IGNORE \
| NM_SETTING_PARAM_INFERRABLE \
| NM_SETTING_PARAM_REAPPLY_IMMEDIATELY))); \
nm_assert(_property_type); \
nm_assert(_property_type->to_dbus_fcn == _nm_setting_property_to_dbus_fcn_get_string); \
\
_param_spec = \
g_param_spec_string("" prop_name "", \
"", \
"", \
NULL, \
G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS | (param_flags)); \
\
(obj_properties)[(prop_id)] = _param_spec; \
\
_nm_properties_override_gobj((properties_override), \
_param_spec, \
_property_type, \
.to_dbus_data.get_string = \
(const char *(*) (NMSetting *) ) (get_fcn), \
__VA_ARGS__); \
} \
G_STMT_END
#define _nm_setting_property_define_string(properties_override, \
obj_properties, \
prop_name, \
prop_id, \
param_flags, \
get_fcn, \
...) \
_nm_setting_property_define_string_full((properties_override), \
(obj_properties), \
prop_name, \
(prop_id), \
(param_flags), \
&nm_sett_info_propert_type_string, \
(get_fcn), \
__VA_ARGS__)
/*****************************************************************************/
gboolean _nm_setting_use_legacy_property(NMSetting * setting,
GVariant * connection_dict,
const char *legacy_property,
const char *new_property);
GPtrArray *_nm_setting_need_secrets(NMSetting *setting);
gboolean _nm_setting_should_compare_secret_property(NMSetting * setting,
NMSetting * other,
const char * secret_name,
NMSettingCompareFlags flags);
NMBridgeVlan *_nm_bridge_vlan_dup(const NMBridgeVlan *vlan);
NMBridgeVlan *_nm_bridge_vlan_dup_and_seal(const NMBridgeVlan *vlan);
/*****************************************************************************/
#endif /* NM_SETTING_PRIVATE_H */