Functions to create NETCONF Event notifications and replies to the NETCONF RPCs (or actions). More...

Collaboration diagram for Server Messages:

Typedefs
typedef enum NC_ERROR	NC_ERR
	Enumeration of NETCONF errors. More...

typedef enum NC_ERROR_TYPE	NC_ERR_TYPE
	Enumeration of NETCONF error type (layer) More...

Enumerations
enum	NC_ERROR { NC_ERR_UNKNOWN = 0, NC_ERR_IN_USE, NC_ERR_INVALID_VALUE, NC_ERR_TOO_BIG, NC_ERR_MISSING_ATTR, NC_ERR_BAD_ATTR, NC_ERR_UNKNOWN_ATTR, NC_ERR_MISSING_ELEM, NC_ERR_BAD_ELEM, NC_ERR_UNKNOWN_ELEM, NC_ERR_UNKNOWN_NS, NC_ERR_ACCESS_DENIED, NC_ERR_LOCK_DENIED, NC_ERR_RES_DENIED, NC_ERR_ROLLBACK_FAILED, NC_ERR_DATA_EXISTS, NC_ERR_DATA_MISSING, NC_ERR_OP_NOT_SUPPORTED, NC_ERR_OP_FAILED, NC_ERR_MALFORMED_MSG }
	Enumeration of NETCONF errors. More...

enum	NC_ERROR_TYPE { NC_ERR_TYPE_UNKNOWN = 0, NC_ERR_TYPE_TRAN, NC_ERR_TYPE_RPC, NC_ERR_TYPE_PROT, NC_ERR_TYPE_APP }
	Enumeration of NETCONF error type (layer) More...

Functions
struct lyd_node *	nc_err (const struct ly_ctx *ctx, NC_ERR tag,...)
	Create a server error structure. Its <error-message> is filled with a general description of the specific error. More...

int	nc_err_add_bad_attr (struct lyd_node err, const char attr_name)
	Add a <bad-attribute> element to an error. More...

int	nc_err_add_bad_elem (struct lyd_node err, const char elem_name)
	Add a <bad-element> element to an error. More...

int	nc_err_add_bad_ns (struct lyd_node err, const char ns_name)
	Add a <bad-namespace> element to an error. More...

int	nc_err_add_info_other (struct lyd_node err, struct lyd_node other)
	Add an additional custom element to an error. More...

const char *	nc_err_get_app_tag (const struct lyd_node *err)
	Get the <error-app-tag> of a server error. More...

const char *	nc_err_get_msg (const struct lyd_node *err)
	Get the <error-message> of a server error. More...

const char *	nc_err_get_path (const struct lyd_node *err)
	Get the <error-path> of a server error. More...

NC_ERR	nc_err_get_tag (const struct lyd_node *err)
	Get the <error-tag> of a server error. More...

NC_ERR_TYPE	nc_err_get_type (const struct lyd_node *err)
	Get the <error-type> of a server error. More...

int	nc_err_set_app_tag (struct lyd_node err, const char error_app_tag)
	Set the <error-app-tag> element of an error. Any previous value will be overwritten. More...

int	nc_err_set_msg (struct lyd_node err, const char error_message, const char *lang)
	Set the <error-message> element of an error. Any previous value will be overwritten. More...

int	nc_err_set_path (struct lyd_node err, const char error_path)
	Set the <error-path> element of an error. Any previous value will be overwritten. More...

int	nc_err_set_sid (struct lyd_node *err, uint32_t session_id)
	Set the <session-id> element of an error. Any previous value will be overwritten. More...

void	nc_server_notif_free (struct nc_server_notif *notif)
	Free a server Event Notification object. More...

const char *	nc_server_notif_get_time (const struct nc_server_notif *notif)
	Get the notification timestamp. More...

struct nc_server_notif *	nc_server_notif_new (struct lyd_node event, char eventtime, NC_PARAMTYPE paramtype)
	Create Event Notification object to be sent to the subscribed client(s). More...

NC_MSG_TYPE	nc_server_notif_send (struct nc_session session, struct nc_server_notif notif, int timeout)
	Send NETCONF Event Notification via the session. More...

int	nc_server_reply_add_err (struct nc_server_reply reply, struct lyd_node err)
	Add another error opaque data node tree to an ERROR rpc-reply object. More...

struct nc_server_reply *	nc_server_reply_data (struct lyd_node *data, NC_WD_MODE wd, NC_PARAMTYPE paramtype)
	Create a DATA rpc-reply object. More...

struct nc_server_reply *	nc_server_reply_err (struct lyd_node *err)
	Create an ERROR rpc-reply object. More...

void	nc_server_reply_free (struct nc_server_reply *reply)
	Free a server rpc-reply object. More...

struct lyd_node *	nc_server_reply_get_last_err (const struct nc_server_reply *reply)
	Get last error from an ERROR rpc-reply object. More...

struct nc_server_reply *	nc_server_reply_ok (void)
	Create an OK rpc-reply object. More...

Detailed Description

Functions to create NETCONF Event notifications and replies to the NETCONF RPCs (or actions).

Typedef Documentation

typedef enum NC_ERROR NC_ERR

Enumeration of NETCONF errors.

typedef enum NC_ERROR_TYPE NC_ERR_TYPE

Enumeration of NETCONF error type (layer)

Enumeration Type Documentation

enum NC_ERROR

Enumeration of NETCONF errors.

Enumerator
NC_ERR_UNKNOWN	unknown error
NC_ERR_IN_USE	in-use error
NC_ERR_INVALID_VALUE	invalid-value error
NC_ERR_TOO_BIG	too-big error
NC_ERR_MISSING_ATTR	missing-attribute error
NC_ERR_BAD_ATTR	bad-attribute error
NC_ERR_UNKNOWN_ATTR	unknown-attribute error
NC_ERR_MISSING_ELEM	missing-element error
NC_ERR_BAD_ELEM	bad-element error
NC_ERR_UNKNOWN_ELEM	unknown-element error
NC_ERR_UNKNOWN_NS	unknown-namespace error
NC_ERR_ACCESS_DENIED	access-denied error
NC_ERR_LOCK_DENIED	lock-denied error
NC_ERR_RES_DENIED	resource-denied error
NC_ERR_ROLLBACK_FAILED	rollback-failed error
NC_ERR_DATA_EXISTS	data-exists error
NC_ERR_DATA_MISSING	data-missing error
NC_ERR_OP_NOT_SUPPORTED	operation-not-supported error
NC_ERR_OP_FAILED	operation-failed error
NC_ERR_MALFORMED_MSG	malformed-message error

Definition at line 42 of file messages_server.h.

enum NC_ERROR_TYPE

Enumeration of NETCONF error type (layer)

Enumerator
NC_ERR_TYPE_UNKNOWN	unknown layer
NC_ERR_TYPE_TRAN	transport layer
NC_ERR_TYPE_RPC	RPC layer
NC_ERR_TYPE_PROT	protocol layer
NC_ERR_TYPE_APP	application layer

Definition at line 68 of file messages_server.h.

Function Documentation

struct nc_server_reply* nc_server_reply_ok ( void )

Create an OK rpc-reply object.

Returns: rpc-reply object, NULL on error.

struct nc_server_reply* nc_server_reply_data	(	struct lyd_node *	data,
		NC_WD_MODE	wd,
		NC_PARAMTYPE	paramtype
	)

Create a DATA rpc-reply object.

Parameters

[in]	data	Reply data tree pointing to the RPC/action itself. This tree must be valid according to the RPC output of the RPC this is a reply to.
[in]	wd	with-default mode if applicable
[in]	paramtype	Determines how the `data` parameter is treated.

Returns: rpc-reply object, NULL on error.

struct nc_server_reply* nc_server_reply_err ( struct lyd_node * err )

Create an ERROR rpc-reply object.

Parameters

[in] err Errors created by nc_err(). It will be freed with the returned object.

Returns: rpc-reply object, NULL on error.

int nc_server_reply_add_err	(	struct nc_server_reply *	reply,
		struct lyd_node *	err
	)

Add another error opaque data node tree to an ERROR rpc-reply object.

Parameters

[in]	reply	ERROR reply to add to.
[in]	err	Error created by nc_err(). It will be freed with the returned object.

Returns: 0 on success, -1 on errror.

struct lyd_node* nc_server_reply_get_last_err ( const struct nc_server_reply * reply )

Get last error from an ERROR rpc-reply object.

Parameters

[in] reply ERROR reply to read from.

Returns: Last error opaque data tree, NULL on failure.

struct lyd_node* nc_err	(	const struct ly_ctx *	ctx,
		NC_ERR	tag,
			...
	)

Create a server error structure. Its <error-message> is filled with a general description of the specific error.

Parameters

[in]	ctx	libyang context to use.
[in]	tag	<error-tag> of the server error specified as NC_ERR value. According to the tag, the specific additional parameters are required: NC_ERR_IN_USE NC_ERR_INVALID_VALUE NC_ERR_ACCESS_DENIED NC_ERR_ROLLBACK_FAILED NC_ERR_OP_NOT_SUPPORTED NC_ERR_TOO_BIG NC_ERR_RES_DENIED NC_ERR_OP_FAILED `NC_ERR_TYPE type;` - type (layer) of the error. NC_ERR_MISSING_ATTR NC_ERR_BAD_ATTR NC_ERR_UNKNOWN_ATTR `NC_ERR_TYPE type;` - type (layer) of the error. `const char attr_name;` - error <bad-attribute> value. `const char elem_name;` - error <bad-element> value. NC_ERR_MISSING_ELEM NC_ERR_BAD_ELEM NC_ERR_UNKNOWN_ELEM `NC_ERR_TYPE type;` - type (layer) of the error. `const char elem_name;` - error <bad-element> value. NC_ERR_UNKNOWN_NS `NC_ERR_TYPE type;` - type (layer) of the error. `const char elem_name;` - error <bad-element> value. `const char *nc_name;` - error <bad-namespace> value. NC_ERR_LOCK_DENIED `uint32_t session_id;` - error <session-id> value. NC_ERR_DATA_EXISTS NC_ERR_DATA_MISSING NC_ERR_MALFORMED_MSG no additional arguments
[in]	...	Additional arguments depending on the `tag` used.

Returns: Opaque data node tree representing the error.

NC_ERR_TYPE nc_err_get_type ( const struct lyd_node * err )

Get the <error-type> of a server error.

Parameters

[in] err Error opaque data node tree to read from.

Returns: Server error type, 0 on error.

NC_ERR nc_err_get_tag ( const struct lyd_node * err )

Get the <error-tag> of a server error.

Parameters

[in] err Error opaque data node tree to read from.

Returns: Server error tag, 0 on error.

int nc_err_set_app_tag	(	struct lyd_node *	err,
		const char *	error_app_tag
	)

Set the <error-app-tag> element of an error. Any previous value will be overwritten.

Parameters

[in]	err	Error opaque data node tree to modify.
[in]	error_app_tag	New value of <error-app-tag>.

Returns: 0 on success, -1 on error.

const char* nc_err_get_app_tag ( const struct lyd_node * err )

Get the <error-app-tag> of a server error.

Parameters

[in] err Error opaque data node tree to read from.

Returns: Server error app tag, NULL on error.

int nc_err_set_path	(	struct lyd_node *	err,
		const char *	error_path
	)

Set the <error-path> element of an error. Any previous value will be overwritten.

Parameters

[in]	err	Error opaque data node tree to modify.
[in]	error_path	New value of <error-path>.

Returns: 0 on success, -1 on error.

const char* nc_err_get_path ( const struct lyd_node * err )

Get the <error-path> of a server error.

Parameters

[in] err Error opaque data node tree to read from.

Returns: Server error path, NULL on error.

int nc_err_set_msg	(	struct lyd_node *	err,
		const char *	error_message,
		const char *	lang
	)

Set the <error-message> element of an error. Any previous value will be overwritten.

Parameters

[in]	err	Error opaque data node tree to modify.
[in]	error_message	New value of <error-message>.
[in]	lang	Optional language of `error_message`.

Returns: 0 on success, -1 on error.

const char* nc_err_get_msg ( const struct lyd_node * err )

Get the <error-message> of a server error.

Parameters

[in] err Error opaque data node tree to read from.

Returns: Server error message, NULL on error.

int nc_err_set_sid	(	struct lyd_node *	err,
		uint32_t	session_id
	)

Set the <session-id> element of an error. Any previous value will be overwritten.

Parameters

[in]	err	Error opaque data node tree to modify.
[in]	session_id	New value of <session-id>.

Returns: 0 on success, -1 on error.

int nc_err_add_bad_attr	(	struct lyd_node *	err,
		const char *	attr_name
	)

Add a <bad-attribute> element to an error.

Parameters

[in]	err	Error opaque data node tree to modify.
[in]	attr_name	Value of the new <bad-attribute> element.

Returns: 0 on success, -1 on error.

int nc_err_add_bad_elem	(	struct lyd_node *	err,
		const char *	elem_name
	)

Add a <bad-element> element to an error.

Parameters

[in]	err	Error opaque data node tree to modify.
[in]	elem_name	Value of the new <bad-element> element.

Returns: 0 on success, -1 on error.

int nc_err_add_bad_ns	(	struct lyd_node *	err,
		const char *	ns_name
	)

Add a <bad-namespace> element to an error.

Parameters

[in]	err	Error opaque data node tree to modify.
[in]	ns_name	Value of the new <bad-namespace> element.

Returns: 0 on success, -1 on error.

int nc_err_add_info_other	(	struct lyd_node *	err,
		struct lyd_node *	other
	)

Add an additional custom element to an error.

Parameters

[in]	err	Error opaque data node tree to modify.
[in]	other	Other error opaque data node tree.

Returns: 0 on success, -1 on error.

void nc_server_reply_free ( struct nc_server_reply * reply )

Free a server rpc-reply object.

Parameters

[in] reply Server rpc-reply object to free.

struct nc_server_notif* nc_server_notif_new	(	struct lyd_node *	event,
		char *	eventtime,
		NC_PARAMTYPE	paramtype
	)

Create Event Notification object to be sent to the subscribed client(s).

Parameters

[in]	event	Notification data tree (valid as LYD_OPT_NOTIF) from libyang. The tree is directly used in created object, so the caller is supposed to not free the tree on its own, but only via freeng the created object.
[in]	eventtime	YANG dateTime format value of the time when the event was generated by the event source. Caller can use nc_timespec2datetime() to create the value from a timespec value.
[in]	paramtype	How to further manage data parameters.

Returns: Newly created structure of the Event Notification object to be sent to the clients via nc_server_send_notif() and freed using nc_server_notif_free().

NC_MSG_TYPE nc_server_notif_send	(	struct nc_session *	session,
		struct nc_server_notif *	notif,
		int	timeout
	)

Send NETCONF Event Notification via the session.

Parameters

[in]	session	NETCONF session where the Event Notification will be written.
[in]	notif	NETCOFN Notification object to send via specified session. Object can be created by nc_notif_new() function.
[in]	timeout	Timeout for writing in milliseconds. Use negative value for infinite waiting and 0 for return if data cannot be sent immediately.

Returns: NC_MSG_NOTIF on success, NC_MSG_WOULDBLOCK in case of a busy session, and NC_MSG_ERROR on error.

void nc_server_notif_free ( struct nc_server_notif * notif )

Free a server Event Notification object.

Parameters

[in] notif Server Event Notification object to free.

const char* nc_server_notif_get_time ( const struct nc_server_notif * notif )

Get the notification timestamp.

Parameters

[in] notif Server notification to read from.

Returns: Datetime timestamp of the notification, NULL on error.

Typedefs

Enumerations

Functions

Detailed Description

Typedef Documentation

Enumeration Type Documentation

Function Documentation