xml_msg.h File Reference

XML and JSON Message send and receive support. More...

#include "ncxtypes.h"
#include "status.h"
#include "val.h"
#include "xmlns.h"
#include "xml_util.h"

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Data Structures
struct	xml_msg_hdr_t
	Common Encoding Message Header No longer XML specific!! Used by JSON and CBOR parsing as well!! Allows common rendering and error handlers. More...

Macros
#define	XML_MSG_FL_PREFIX   bit0
	xml_msg_hdr_t flags field bit definitions start here if PREFIX set then prefixes will be used for element start and end tags. More...
#define	XML_MSG_FL_ETAGS   bit1
	indicates that EntityTags (etag attribute) should be generated
#define	XML_MSG_FL_ETAGS_TEST   bit2
	indicates the ETag test sense 1= if_match, 0= if_none_match
#define	XML_MSG_FL_TSTAMPS   bit3
	indicates that Last-Modified timestamps (last-modified attribute) should be generated
#define	XML_MSG_FL_TSTAMPS_TEST   bit4
	indicates the Tstamps test sense 1= modified_since, 0= unmodified_since
#define	XML_MSG_FL_KEYS   bit5
	indicates that keys-only is selected for the retrieval output
#define	XML_MSG_FL_PASSED   bit6
	indicates that the last-modified test has passed at least once
#define	XML_MSG_FL_DELTA   bit7
	indicates that IfModifiedSince and IfUnmodifiedSince filters cause only the changed nodes to be returned More...
#define	XML_MSG_FL_OWNERS   bit8
	indicates that with-owners attribute should be added to reply for a <get>, <get-config>, <copy-config>
#define	XML_MSG_FL_GET2   bit9
	indicates that get2 object-based retrieval is active for this reply for a <get>
#define	XML_MSG_FL_MODTAGS   bit10
	indicates that module-tags were provided in the get or get-config
#define	XML_MSG_FL_MODTAGS_EMPTY   bit11
	indicates that module-tags were provided and none are valid
#define	XML_MSG_FL_ANYXML_TRACK   bit12
	indicates anyxml object tracking is in progress
#define	XML_MSG_USE_PREFIX(M)   ((M)->flags & XML_MSG_FL_PREFIX)
	Set the message flag to use XML prefixes.
#define	XML_MSG_NO_PREFIX(M)   ((M)->flags &= ~XML_MSG_FL_PREFIX)
	Clear the message flag to use XML prefixes.
#define	XML_MSG_WITH_ETAGS(M)   ((M)->flags & XML_MSG_FL_ETAGS)
	Check if ETags should be returned.
#define	XML_MSG_WITH_ETAGS_TEST(M)   ((M)->flags & XML_MSG_FL_ETAGS_TEST)
	Check if ETags Test should be returned.
#define	XML_MSG_SET_WITH_ETAGS(M)   (M)->flags |= XML_MSG_FL_ETAGS
	Set flag that ETags should be returned.
#define	XML_MSG_SET_WITH_ETAGS_TEST(M)   (M)->flags |= XML_MSG_FL_ETAGS_TEST
	Set flag that ETags Test should be returned.
#define	XML_MSG_CLR_WITH_ETAGS_TEST(M)   (M)->flags &= ~XML_MSG_FL_ETAGS_TEST
	Clear flag that ETags Test should be returned.
#define	XML_MSG_WITH_TSTAMPS(M)   ((M)->flags & XML_MSG_FL_TSTAMPS)
	Check if timestamps should be returned.
#define	XML_MSG_WITH_TSTAMPS_TEST(M)   ((M)->flags & XML_MSG_FL_TSTAMPS_TEST)
	Check if timestamps Test should be returned.
#define	XML_MSG_SET_WITH_TSTAMPS(M)   (M)->flags |= XML_MSG_FL_TSTAMPS
	Set flag that timestamps should be returned.
#define	XML_MSG_SET_WITH_TSTAMPS_TEST(M)   (M)->flags |= XML_MSG_FL_TSTAMPS_TEST
	Set flag that timestamps Test should be returned.
#define	XML_MSG_CLR_WITH_TSTAMPS_TEST(M)   (M)->flags &= ~XML_MSG_FL_TSTAMPS_TEST
	Clear flag that timestamps Test should be returned.
#define	XML_MSG_TSTAMPS_PASSED(M)   ((M)->flags & XML_MSG_FL_PASSED)
	Check if timestamps test passed.
#define	XML_MSG_SET_TSTAMPS_PASSED(M)   (M)->flags |= XML_MSG_FL_PASSED
	Set flag that timestamps test passed.
#define	XML_MSG_DELTA(M)   ((M)->flags & XML_MSG_FL_DELTA)
	Get delta: Not currently used - enables sub-tree time-filtering.
#define	XML_MSG_SET_DELTA(M)   (M)->flags |= XML_MSG_FL_DELTA
	Set Delta: Not currently used - enables sub-tree time-filtering.
#define	XML_MSG_KEYS_ONLY(M)   ((M)->flags & XML_MSG_FL_KEYS)
	Check flag that KEYS-ONLY mode is requested (TBD)
#define	XML_MSG_SET_KEYS_ONLY(M)   (M)->flags |= XML_MSG_FL_KEYS
	Set flag that that KEYS-ONLY mode is requested (TBD)
#define	XML_MSG_WITH_OWNERS(M)   ((M)->flags & XML_MSG_FL_OWNERS)
	Check if NDMA owner attributes requested.
#define	XML_MSG_SET_WITH_OWNERS(M)   (M)->flags |= XML_MSG_FL_OWNERS
	Set flag that NDMA owner attributes requested.
#define	XML_MSG_CLR_WITH_OWNERS(M)   (M)->flags &= ~XML_MSG_FL_OWNERS
	Clear flag that NDMA owner attributes requested.
#define	XML_MSG_WITH_GET2(M)   ((M)->flags & XML_MSG_FL_GET2) ? TRUE : FALSE
	Check if GET2 mode requested.
#define	XML_MSG_SET_WITH_GET2(M)   (M)->flags |= XML_MSG_FL_GET2
	Set flag that GET2 mode requested.
#define	XML_MSG_CLR_WITH_GET2(M)   (M)->flags &= ~XML_MSG_FL_GET2
	Clear flag that GET2 mode requested.
#define	XML_MSG_SET_LOOKUPQ(M, Q)   (M)->lookupQ = Q
	Set GET2 lookup entry.
#define	XML_MSG_SET_MATCHQ(M, Q)   (M)->matchQ = Q
	Set GET2 matchQ entry.
#define	XML_MSG_SET_SELECTQ(M, Q)   (M)->selectQ = Q
	Set GET2 selectQ entry.
#define	XML_MSG_ANYXML_TRACK(M)   ((M)->flags & XML_MSG_FL_ANYXML_TRACK)
	Check if anyxml tracking is active.
#define	XML_MSG_SET_ANYXML_TRACK(M)   (M)->flags |= XML_MSG_FL_ANYXML_TRACK
	Set flag that anyxml tracking is active.
#define	XML_MSG_CLR_ANYXML_TRACK(M)   (M)->flags &= ~XML_MSG_FL_ANYXML_TRACK
	Clear flag that anyxml tracking is active.
#define	XML_MSG_ANYXML_OBJ(M)   (M)->anyxml_obj
	Access the anyxml tracking object.
#define	XML_MSG_GET_ERROR_DATAQ(M)   &(M)->error_dataQ
	Get USER ERROR DATA Q.
#define	XML_MSG_ACTIONVAL(M)   (M)->actionval
	Get YANG 1.1 action value node.
#define	XML_MSG_GETBULK(M)   (M)->getbulk_cb
	NETCONF <get-bulk> support.
#define	XML_MSG_GET2_TARGET(M)   (M)->get2_target
	GET2 request target terminal node.
#define	XML_MSG_GET2CB(M)   (M)->get2cb
	GET2 control block backptr.
#define	XML_MSG_WITH_MODTAGS(M)   ((M)->flags & XML_MSG_FL_MODTAGS)
	Check if module-tags filtering requested.
#define	XML_MSG_SET_WITH_MODTAGS(M)   (M)->flags |= XML_MSG_FL_MODTAGS
	Set flag that module-tags filtering requested.
#define	XML_MSG_WITH_MODTAGS_EMPTY(M)    ((M)->flags & XML_MSG_FL_MODTAGS_EMPTY)
	Check if empty module-tags set.
#define	XML_MSG_SET_WITH_MODTAGS_EMPTY(M)    (M)->flags |= XML_MSG_FL_MODTAGS_EMPTY
	Set flag that empty module-tags return set.
#define	XML_MSG_YPGNMI_GETCB(M)   (M)->gnmi_getcb
	YP-gNMI <get> support.
#define	XML_MSG_YPGNMI_EDITCB(M)   (M)->gnmi_editcb
	YP-gNMI <set> support.
#define	XML_MSG_PRUNE_BAD_DATA(M)   (M)->prune_bad_data
	prune bad data
#define	XML_MSG_XGET_REQ(M)   (M)->xget_request
	<get> for XPath filter
#define	XML_MSG_ALLINONE_MODE(M)   (M)->all_in_one_mode
	AIO params.
#define	XML_MSG_LAST_GET2_FILPTR(M)   (M)->get2_filptr
	The last GET2 Filter Pointer; may be used in case there are some AIO nodes still left.
#define	XML_MSG_GET2CB_ALLINONE(M)   (M)->get2cb
	GET2 control block backptr to be used in AIO mode.
#define	XML_MSG_NMDA_PARAMS(M)   (M)->nmda_params
	NMDA params.
#define	XML_MSG_WITH_ORIGIN(M)    ((M)->nmda_params && (M)->nmda_params->with_origin)
	NMDA with-origin requested.
#define	XML_MSG_EDIT_CONFIG_ROOT(M)   (M)->edit_config_root
	NACM data rule support to test incoming message <config>
#define	XML_MSG_DEPTH_TARGET(M)   (M)->depth_target
	GET2 depth target for the level 1 node.
#define	XML_MSG_NMDA_OPERATIONAL(M)
	NMDA <operational> requested.
#define	XML_MSG_SM_MPID(M)   (M)->sm_mpid
	the schema mount MPID active in the request will be NULL unless WITH_SCHEMA_MOUNT=1 and also ncx_get_sm_active() is true. More...
#define	XML_MSG_SID_LOWER(M)   (M)->sid_lower
	YANG SID FILTER LOWER BOUND.
#define	XML_MSG_SID_UPPER(M)   (M)->sid_upper
	YANG SID FILTER UPPER BOUND.
#define	XML_MSG_SID_SKIP(M)   (M)->sid_skip
	Flag to indicate YANG SID SKIP DATA Mode is active.
#define	XML_MSG_PARENT_SID(M)   (M)->parent_sid
	Parent SID in Use if next flag is true.
#define	XML_MSG_ACTION_PARENT(M)   (M)->action_parent
	action_parent is the XPath PCB and result for retrieving the actual datastore or state data representing the ancestors of the action node in the incoming <rpc> message
#define	XML_MSG_ACTION_PARENT_MODE(M)   (M)->action_parent_mode
	action_parent_mode is TRUE if the XPath request and maybe GET2/AIO requests is for retrieval of the action parent, needed for complex NMDA XPath validation. More...
#define	XML_MSG_SKIP_EMPTY_NPCON(M)   (M)->skip_empty_npcon
	flag to indicate the empty NP containers should be skipped. More...
#define	XML_MSG_PRE_PROCESS_MODE(M)   (M)->pre_process_mode
	YPW-2272: pre_process_mode is TRUE if Subtree filter is doing Pre process Selection nodes to see if the server should start to write the parent node or not.

Typedefs
typedef void(*	xml_msg_val_error_fn_t) (ses_cb_t *scb, xml_msg_hdr_t *mhdr, status_t res, val_value_t *errnode, const xmlChar *badval)
	Record an rpc-error for YANG-API/RESTCONF response translation. More...
typedef void(*	xml_msg_val_errinfo_fn_t) (ses_cb_t *scb, xml_msg_hdr_t *mhdr, status_t res, val_value_t *errnode, const xmlChar *badval, const ncx_errinfo_t *errinfo)
	Record an rpc-error for YANG-API/RESTCONF response translation Add errinfo struct if present. More...
typedef void(*	xml_msg_obj_error_fn_t) (ses_cb_t *scb, xml_msg_hdr_t *mhdr, status_t res, struct obj_template_t_ *errobj, const xmlChar *badval)
	Record an rpc-error for YANG-API/RESTCONF response translation. More...
typedef boolean(*	xml_msg_authfn_t) (xml_msg_hdr_t *msg, const xmlChar *username, const val_value_t *val)
	read authorization callback template More...
typedef void(*	xml_msg_record_error_fn_t) (ses_cb_t *scb, xml_msg_hdr_t *mhdr, ncx_layer_t layer, status_t res, const xml_node_t *xmlnode, ncx_node_t parmtyp, const void *error_info, ncx_node_t nodetyp, void *error_path)
	Generate an rpc_err_rec_t and save it in the msg. More...
typedef void(*	xml_msg_record_error_errinfo_fn_t) (ses_cb_t *scb, xml_msg_hdr_t *msghdr, ncx_layer_t layer, status_t res, const xml_node_t *xmlnode, ncx_node_t parmtyp, const void *error_info, ncx_node_t nodetyp, void *error_path, const ncx_errinfo_t *errinfo)
	Generate an rpc_err_rec_t and save it in the msg Use the provided error info record for <rpc-error> fields. More...
typedef void(*	xml_msg_record_attr_error_fn_t) (ses_cb_t *scb, xml_msg_hdr_t *msghdr, ncx_layer_t layer, status_t res, const xml_attr_t *xmlattr, const xml_node_t *xmlnode, const xmlChar *badns, ncx_node_t nodetyp, void *errnode)
	Generate an rpc_err_rec_t and save it in the msg. More...

Functions
void	xml_msg_init_hdr (xml_msg_hdr_t *msg)
	Initialize a new xml_msg_hdr_t struct. More...
void	xml_msg_clean_hdr (xml_msg_hdr_t *msg)
	Clean all the memory used by the specified xml_msg_hdr_t but do not free the struct itself. More...
const xmlChar *	xml_msg_get_prefix (xml_msg_hdr_t *msg, xmlns_id_t parent_nsid, xmlns_id_t nsid, val_value_t *curelem, boolean *xneeded)
	Find the namespace prefix for the specified namespace ID If it is not there then create one. More...
const xmlChar *	xml_msg_get_prefix_xpath (xml_msg_hdr_t *msg, xmlns_id_t nsid)
	Get the module prefix for XPath. More...
const xmlChar *	xml_msg_get_prefix_start_tag (xml_msg_hdr_t *msg, xmlns_id_t nsid)
	Find the namespace prefix for the specified namespace ID. More...
status_t	xml_msg_gen_new_prefix (xml_msg_hdr_t *msg, xmlns_id_t nsid, xmlChar **retbuff, uint32 buffsize)
	Generate a new namespace prefix. More...
status_t	xml_msg_build_prefix_map (xml_msg_hdr_t *msg, xml_attrs_t *attrs, boolean addncid, boolean addncxid)
	Build a queue of xmlns_pmap_t records for the current message. More...
status_t	xml_msg_finish_prefix_map (xml_msg_hdr_t *msg, xml_attrs_t *attrs)
	Finish the queue of xmlns_pmap_t records for the current message. More...
status_t	xml_msg_check_xmlns_attr (xml_msg_hdr_t *msg, xmlns_id_t nsid, const xmlChar *badns, xml_attrs_t *attrs)
	Check the default NS and the prefix map in the msg;. More...
status_t	xml_msg_gen_xmlns_attrs (xml_msg_hdr_t *msg, xml_attrs_t *attrs, boolean addncx)
	Generate any xmlns directives in the top-level attribute Q. More...
status_t	xml_msg_clean_defns_attr (xml_attrs_t *attrs)
	Get rid of an xmlns=foo default attribute. More...
status_t	xml_msg_add_ncid_to_prefix_map (xml_msg_hdr_t *msg, xml_attrs_t *attrs, xmlns_id_t ncid)
	Add an ncid or ncxid to a prefix map. More...
void	xml_msg_init (void)
	Init this module. More...
void	xml_msg_cleanup (void)
	Cleanup this module. More...
void	xml_msg_set_cfgid (xml_msg_hdr_t *msg, ncx_cfg_t cfgid)
	Set the config ID in the message. More...
ncx_cfg_t	xml_msg_get_cfgid (xml_msg_hdr_t *msg, boolean *isvalid)
	Set the config ID in the message. More...
uint32	xml_msg_get_msgid (xml_msg_hdr_t *msg)
	Get the message sequence ID in the message. More...
ncx_withdefaults_t	xml_msg_get_withdef (xml_msg_hdr_t *msg)
	Get the message withdef enum. More...
void	xml_msg_set_withdef (xml_msg_hdr_t *msg, ncx_withdefaults_t withdef)
	Set the message withdef enum. More...
uint32	xml_msg_get_max_depth (xml_msg_hdr_t *msg)
	Get the message max_depth value. More...
void	xml_msg_set_max_depth (xml_msg_hdr_t *msg, uint32 max_depth)
	Set the message max_depth value. More...
uint32	xml_msg_get_start_depth (xml_msg_hdr_t *msg)
	Get the message start_depth value. More...
void	xml_msg_set_start_depth (xml_msg_hdr_t *msg, uint32 start_depth)
	Set the message start_depth value. More...
uint32	xml_msg_get_cur_depth (xml_msg_hdr_t *msg)
	Get the message cur_depth value. More...
void	xml_msg_set_cur_depth (xml_msg_hdr_t *msg, uint32 cur_depth)
	Set the message cur_depth value. More...
ncx_display_mode_t	xml_msg_get_encoding (xml_msg_hdr_t *msg, boolean is_output)
	Get the message encoding value. More...
void	xml_msg_set_encoding (xml_msg_hdr_t *msg, boolean is_output, ncx_display_mode_t encoding)
	Set the message encoding value. More...
ncx_etag_t	xml_msg_get_etag (xml_msg_hdr_t *msg, boolean *test)
	Get the message etag match value and test sense. More...
void	xml_msg_set_etag (xml_msg_hdr_t *msg, ncx_etag_t etag, boolean test_sense)
	Set the etag match parameters. More...
time_t	xml_msg_get_tstamp (xml_msg_hdr_t *msg, boolean *test)
	Get the message timestamp match value and test sense. More...
void	xml_msg_set_tstamp (xml_msg_hdr_t *msg, time_t tstamp, boolean test_sense)
	Set the timestamp match parameters. More...
dlq_hdr_t *	xml_msg_get_lookupQ (xml_msg_hdr_t *msg)
	Get the GET2 lookup Queue. More...
dlq_hdr_t *	xml_msg_get_matchQ (xml_msg_hdr_t *msg)
	Get the GET2 match Queue. More...
dlq_hdr_t *	xml_msg_get_selectQ (xml_msg_hdr_t *msg)
	Get the GET2 select Queue. More...
void	xml_msg_inc_cur_depth (xml_msg_hdr_t *mhdr)
	Increment the cur_depth parameter if needed. More...
void	xml_msg_dec_cur_depth (xml_msg_hdr_t *mhdr)
	Decrement the cur_depth parameter if needed. More...
boolean	xml_msg_test_max_depth (xml_msg_hdr_t *mhdr, const struct obj_template_t_ *obj)
	Test the max_depth parameter if needed. More...
void	xml_msg_save_filptr (xml_msg_hdr_t *msg, ncx_filptr_t *filptr)
	Store current message subtree filter in the Queue for later cleanup. More...
status_t	xml_msg_set_with_origin (xml_msg_hdr_t *mhdr)
	Set the with-origin parameter to true. More...

Detailed Description

XML and JSON Message send and receive support.

Protocol message state is saved in the xml_msg_hdr_t struct