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List-pagination sort-by parameter

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This commit is contained in:
Olof hagsand 2024-07-10 16:25:51 +02:00
parent ad5312d824
commit 36f3c95768
10 changed files with 415 additions and 98 deletions
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57
lib/src/clixon_xml_sort.c
View file

@ -41,6 +41,7 @@
#endif
#include <stdio.h>
#define __USE_GNU /* for qsort_r */
#include <stdlib.h>
#include <unistd.h>
#include <errno.h>
@ -166,7 +167,7 @@ xml_cv_cache_clear(cxobj *xt)
* @param[in] same If set, x1 and x2 are member of same parent & enumeration
* is used (see explanation below)
* @param[in] skip1 Key matching skipped for keys not in x1 (see explanation)
* @param[in] explicit For list nodes, use explicit index variables, not keys
* @param[in] indexvar For (leaf)list nodes, use explicit index variable xpaths
* @retval 0 If equal
* @retval <0 If x1 is less than x2
* @retval >0 If x1 is greater than x2
@ -273,6 +274,7 @@ xml_cmp(cxobj *x1,
* existing list.
*/
if (same &&
indexvar == NULL &&
(
#ifndef STATE_ORDERED_BY_SYSTEM
yang_config(y1)==0 ||
@ -283,8 +285,25 @@ xml_cmp(cxobj *x1,
}
switch (yang_keyword_get(y1)){
case Y_LEAF_LIST: /* Match with name and value */
#ifdef XML_EXPLICIT_INDEX
if (indexvar){
if ((x1b = xpath_first(x1, 0, "%s", indexvar)) != NULL)
b1 = xml_body(x1b);
else
b1 = NULL;
if ((x2b = xpath_first(x2, 0, "%s", indexvar)) != NULL)
b2 = xml_body(x2b);
else
b2 = NULL;
}
else {
b1 = xml_body(x1);
b2 = xml_body(x2);
}
#else
b1 = xml_body(x1);
b2 = xml_body(x2);
#endif
if (b1 == NULL && b2 == NULL)
;
else if (b1 == NULL)
@ -309,8 +328,8 @@ xml_cmp(cxobj *x1,
case Y_LIST: /* Match with key values */
if (indexvar != NULL){
#ifdef XML_EXPLICIT_INDEX
x1b = xml_find(x1, indexvar);
x2b = xml_find(x2, indexvar);
x1b = xpath_first(x1, 0, "%s", indexvar);
x2b = xpath_first(x2, 0, "%s", indexvar);
if (x1b == NULL && x2b == NULL)
;
else if (x1b == NULL)
@ -396,19 +415,35 @@ xml_cmp(cxobj *x1,
* @note args are pointer to pointers, to fit into qsort cmp function
*/
static int
xml_cmp_qsort(const void* arg1,
const void* arg2)
xml_cmp_qsort(const void *arg1,
const void *arg2,
void *indexvar)
{
return xml_cmp(*(struct xml**)arg1, *(struct xml**)arg2, 1, 0, NULL);
return xml_cmp(*(struct xml**)arg1, *(struct xml**)arg2, 1, 0, indexvar);
}
/*! Sort children of an XML node using an index
*
* @param[in] x XML node
* @param[in] indexvar Descendant-schema-nodeid
* @retval 0 OK, all nodes traversed (subparts may have been skipped)
*/
int
xml_sort_by(cxobj *x,
char *indexvar)
{
xml_enumerate_children(x); /* This is to make sorting "stable", ie not change existing order */
qsort_r(xml_childvec_get(x), xml_child_nr(x), sizeof(cxobj *), xml_cmp_qsort, indexvar);
return 0;
}
/*! Sort children of an XML node
*
* Assume populated by yang spec.
* @param[in] x0 XML node
* @retval 1 OK, aborted on first fn returned 1
* @retval 0 OK, all nodes traversed (subparts may have been skipped)
* @retval -1 Error, aborted at first error encounter
* @param[in] x XML node
* @retval 1 OK, aborted on first fn returned 1
* @retval 0 OK, all nodes traversed (subparts may have been skipped)
* @retval -1 Error, aborted at first error encounter
* @see xml_apply - typically called by recursive apply function
* @see xml_sort_verify
*/
@ -423,7 +458,7 @@ xml_sort(cxobj *x)
return 1;
#endif
xml_enumerate_children(x); /* This is to make sorting "stable", ie not change existing order */
qsort(xml_childvec_get(x), xml_child_nr(x), sizeof(cxobj *), xml_cmp_qsort);
qsort_r(xml_childvec_get(x), xml_child_nr(x), sizeof(cxobj *), xml_cmp_qsort, NULL);
return 0;
}

1
lib/src/clixon_xml_vec.c
View file

@ -34,6 +34,7 @@
***** END LICENSE BLOCK *****
* Clixon XML object vectors
* Note these are used only occasionally, instead the more primitive cxobj** is mostly used.
*/
#ifdef HAVE_CONFIG_H

4
lib/src/clixon_yang.c
View file

@ -508,7 +508,7 @@ yang_when_nsc_set(yang_stmt *ys,
return retval;
}
/*! Get yang filename for error/debug purpose
/*! Get yang filename for error/debug purpose (only modules)
*
* @param[in] ys Yang statement
* @retval filename
@ -3053,7 +3053,7 @@ ys_populate2(yang_stmt *ys,
default:
break;
}
/* RFC 8525 Yang schema mount flag for optimization */
/* RFC 8528 Yang schema mount flag for optimization */
if ((ret = yang_schema_mount_point0(ys)) < 0)
goto done;
if (ret == 1)

11
lib/src/clixon_yang_parse_lib.c
View file

@ -527,7 +527,6 @@ ys_iskey(yang_stmt *y,
return 0;
}
/*! Helper function to yang_expand_grouping
*
* @param[in] yn Yang parent node of uses ststement
@ -549,6 +548,7 @@ yang_expand_uses_node(yang_stmt *yn,
yang_stmt *yg; /* grouping child */
yang_stmt *yr; /* refinement */
yang_stmt *yp;
yang_stmt *ym;
int glen;
size_t size;
int j;
@ -564,8 +564,13 @@ yang_expand_uses_node(yang_stmt *yn,
if (ys_grouping_resolve(ys, prefix, id, &ygrouping) < 0)
goto done;
if (ygrouping == NULL){
clixon_log(NULL, LOG_NOTICE, "%s: Yang error : grouping \"%s\" not found in module \"%s\"",
__FUNCTION__, yang_argument_get(ys), yang_argument_get(ys_module(ys)));
if ((ym = ys_module(yn)) != NULL)
clixon_err(OE_YANG, 0, "Yang error : grouping \"%s\" not found in module \"%s\" in file: %s:%d",
yang_argument_get(ys), yang_argument_get(ys_module(ys)),
yang_filename_get(ym), yang_linenum_get(yn));
else
clixon_err(OE_YANG, 0, "Yang error : grouping \"%s\" not found in module \"%s\"",
yang_argument_get(ys), yang_argument_get(ys_module(ys)));
goto done;
}
/* Check so that this uses statement is not a descendant of the grouping

6
lib/src/clixon_yang_schema_mount.c
View file

@ -31,7 +31,7 @@
***** END LICENSE BLOCK *****
* RFC 8525 Yang schema mount support
* RFC 8528 Yang schema mount support
*
* Extend a container with ietf-yang-schema-mount:mount-point.
* Structure of mount-points in YANG anc config:
@ -118,7 +118,7 @@
#include "clixon_xml_nsctx.h"
#include "clixon_yang_schema_mount.h"
/*! Check if YANG node is a RFC 8525 YANG schema mount
/*! Check if YANG node is a RFC 8528 YANG schema mount
*
* Check if:
* - y is CONTAINER or LIST, AND
@ -126,7 +126,7 @@
* - the extension label matches y (see note below)
* If so, then return 1
* @param[in] y Yang statement
* @retval 1 Yes, y is a RFC 8525 YANG mount-point
* @retval 1 Yes, y is a RFC 8528 YANG mount-point
* @retval 0 No, y is not
* @retval -1 Error
* @note That this may be a restriction on the usage of "label". The RFC is somewhat unclear.