/src/libxslt/libexslt/sets.c

Source (jump to first uncovered line)
#define IN_LIBEXSLT
#include "libexslt/libexslt.h"

#include <libxml/tree.h>
#include <libxml/xpath.h>
#include <libxml/xpathInternals.h>

#include <libxslt/xsltutils.h>
#include <libxslt/xsltInternals.h>
#include <libxslt/extensions.h>

#include "exslt.h"

/**
 * exsltSetsDifferenceFunction:
 * @ctxt:  an XPath parser context
 * @nargs:  the number of arguments
 *
 * Wraps #xmlXPathDifference for use by the XPath processor
 */
static void
exsltSetsDifferenceFunction (xmlXPathParserContextPtr ctxt, int nargs) {
    xmlNodeSetPtr arg1, arg2, ret;

    if (nargs != 2) {
  xmlXPathSetArityError(ctxt);
  return;
    }

    arg2 = xmlXPathPopNodeSet(ctxt);
    if (xmlXPathCheckError(ctxt))
  return;

    arg1 = xmlXPathPopNodeSet(ctxt);
    if (xmlXPathCheckError(ctxt)) {
        xmlXPathFreeNodeSet(arg2);
  return;
    }

    ret = xmlXPathDifference(arg1, arg2);

    if (ret != arg1)
  xmlXPathFreeNodeSet(arg1);
    xmlXPathFreeNodeSet(arg2);

    xmlXPathReturnNodeSet(ctxt, ret);
}

/**
 * exsltSetsIntersectionFunction:
 * @ctxt:  an XPath parser context
 * @nargs:  the number of arguments
 *
 * Wraps #xmlXPathIntersection for use by the XPath processor
 */
static void
exsltSetsIntersectionFunction (xmlXPathParserContextPtr ctxt, int nargs) {
    xmlNodeSetPtr arg1, arg2, ret;

    if (nargs != 2) {
  xmlXPathSetArityError(ctxt);
  return;
    }

    arg2 = xmlXPathPopNodeSet(ctxt);
    if (xmlXPathCheckError(ctxt))
  return;

    arg1 = xmlXPathPopNodeSet(ctxt);
    if (xmlXPathCheckError(ctxt)) {
        xmlXPathFreeNodeSet(arg2);
  return;
    }

    ret = xmlXPathIntersection(arg1, arg2);

    xmlXPathFreeNodeSet(arg1);
    xmlXPathFreeNodeSet(arg2);

    xmlXPathReturnNodeSet(ctxt, ret);
}

/**
 * exsltSetsDistinctFunction:
 * @ctxt:  an XPath parser context
 * @nargs:  the number of arguments
 *
 * Wraps #xmlXPathDistinct for use by the XPath processor
 */
static void
exsltSetsDistinctFunction (xmlXPathParserContextPtr ctxt, int nargs) {
    xmlXPathObjectPtr obj;
    xmlNodeSetPtr ns, ret;
    int boolval = 0;
    void *user = NULL;

    if (nargs != 1) {
  xmlXPathSetArityError(ctxt);
  return;
    }

    if (ctxt->value != NULL) {
        boolval = ctxt->value->boolval;
  user = ctxt->value->user;
  ctxt->value->boolval = 0;
  ctxt->value->user = NULL;
    }
    ns = xmlXPathPopNodeSet(ctxt);
    if (xmlXPathCheckError(ctxt))
  return;

    /* !!! must be sorted !!! */
    ret = xmlXPathDistinctSorted(ns);

  if (ret != ns)
    xmlXPathFreeNodeSet(ns);

    obj = xmlXPathWrapNodeSet(ret);
    obj->user = user;
    obj->boolval = boolval;
    valuePush((ctxt), obj);
}

/**
 * exsltSetsHasSameNodesFunction:
 * @ctxt:  an XPath parser context
 * @nargs:  the number of arguments
 *
 * Wraps #xmlXPathHasSameNodes for use by the XPath processor
 */
static void
exsltSetsHasSameNodesFunction (xmlXPathParserContextPtr ctxt,
            int nargs) {
    xmlNodeSetPtr arg1, arg2;
    int ret;

    if (nargs != 2) {
  xmlXPathSetArityError(ctxt);
  return;
    }

    arg2 = xmlXPathPopNodeSet(ctxt);
    if (xmlXPathCheckError(ctxt))
  return;

    arg1 = xmlXPathPopNodeSet(ctxt);
    if (xmlXPathCheckError(ctxt)) {
        xmlXPathFreeNodeSet(arg2);
  return;
    }

    ret = xmlXPathHasSameNodes(arg1, arg2);

    xmlXPathFreeNodeSet(arg1);
    xmlXPathFreeNodeSet(arg2);

    xmlXPathReturnBoolean(ctxt, ret);
}

/**
 * exsltSetsLeadingFunction:
 * @ctxt:  an XPath parser context
 * @nargs:  the number of arguments
 *
 * Wraps #xmlXPathLeading for use by the XPath processor
 */
static void
exsltSetsLeadingFunction (xmlXPathParserContextPtr ctxt, int nargs) {
    xmlNodeSetPtr arg1, arg2, ret;

    if (nargs != 2) {
  xmlXPathSetArityError(ctxt);
  return;
    }

    arg2 = xmlXPathPopNodeSet(ctxt);
    if (xmlXPathCheckError(ctxt))
  return;

    arg1 = xmlXPathPopNodeSet(ctxt);
    if (xmlXPathCheckError(ctxt)) {
  xmlXPathFreeNodeSet(arg2);
  return;
    }

    /*  If the second node set is empty, then the first node set is
     * returned.
     */
    if (xmlXPathNodeSetIsEmpty(arg2)) {
  xmlXPathReturnNodeSet(ctxt, arg1);

  xmlXPathFreeNodeSet(arg2);

  return;
    }
    /* !!! must be sorted */
    ret = xmlXPathNodeLeadingSorted(arg1, xmlXPathNodeSetItem(arg2, 0));

    xmlXPathFreeNodeSet(arg1);
    xmlXPathFreeNodeSet(arg2);

    xmlXPathReturnNodeSet(ctxt, ret);
}

/**
 * exsltSetsTrailingFunction:
 * @ctxt:  an XPath parser context
 * @nargs:  the number of arguments
 *
 * Wraps #xmlXPathTrailing for use by the XPath processor
 */
static void
exsltSetsTrailingFunction (xmlXPathParserContextPtr ctxt, int nargs) {
    xmlNodeSetPtr arg1, arg2, ret;

    if (nargs != 2) {
  xmlXPathSetArityError(ctxt);
  return;
    }

    arg2 = xmlXPathPopNodeSet(ctxt);
    if (xmlXPathCheckError(ctxt))
  return;

    arg1 = xmlXPathPopNodeSet(ctxt);
    if (xmlXPathCheckError(ctxt)) {
  xmlXPathFreeNodeSet(arg2);
  return;
    }

    /*  If the second node set is empty, then the first node set is
     * returned.
     */
    if (xmlXPathNodeSetIsEmpty(arg2)) {
  xmlXPathReturnNodeSet(ctxt, arg1);

  xmlXPathFreeNodeSet(arg2);

  return;
    }
    /* !!! mist be sorted */
    ret = xmlXPathNodeTrailingSorted(arg1, xmlXPathNodeSetItem(arg2, 0));

    xmlXPathFreeNodeSet(arg1);
    xmlXPathFreeNodeSet(arg2);

    xmlXPathReturnNodeSet(ctxt, ret);
}

/**
 * exsltSetsRegister:
 *
 * Registers the EXSLT - Sets module
 */

void
exsltSetsRegister (void) {
    xsltRegisterExtModuleFunction ((const xmlChar *) "difference",
           EXSLT_SETS_NAMESPACE,
           exsltSetsDifferenceFunction);
    xsltRegisterExtModuleFunction ((const xmlChar *) "intersection",
           EXSLT_SETS_NAMESPACE,
           exsltSetsIntersectionFunction);
    xsltRegisterExtModuleFunction ((const xmlChar *) "distinct",
           EXSLT_SETS_NAMESPACE,
           exsltSetsDistinctFunction);
    xsltRegisterExtModuleFunction ((const xmlChar *) "has-same-node",
           EXSLT_SETS_NAMESPACE,
           exsltSetsHasSameNodesFunction);
    xsltRegisterExtModuleFunction ((const xmlChar *) "leading",
           EXSLT_SETS_NAMESPACE,
           exsltSetsLeadingFunction);
    xsltRegisterExtModuleFunction ((const xmlChar *) "trailing",
           EXSLT_SETS_NAMESPACE,
           exsltSetsTrailingFunction);
}

/**
 * exsltSetsXpathCtxtRegister:
 *
 * Registers the EXSLT - Sets module for use outside XSLT
 */
int
exsltSetsXpathCtxtRegister (xmlXPathContextPtr ctxt, const xmlChar *prefix)
{
    if (ctxt
        && prefix
        && !xmlXPathRegisterNs(ctxt,
                               prefix,
                               (const xmlChar *) EXSLT_SETS_NAMESPACE)
        && !xmlXPathRegisterFuncNS(ctxt,
                                   (const xmlChar *) "difference",
                                   (const xmlChar *) EXSLT_SETS_NAMESPACE,
                                   exsltSetsDifferenceFunction)
        && !xmlXPathRegisterFuncNS(ctxt,
                                   (const xmlChar *) "intersection",
                                   (const xmlChar *) EXSLT_SETS_NAMESPACE,
                                   exsltSetsIntersectionFunction)
        && !xmlXPathRegisterFuncNS(ctxt,
                                   (const xmlChar *) "distinct",
                                   (const xmlChar *) EXSLT_SETS_NAMESPACE,
                                   exsltSetsDistinctFunction)
        && !xmlXPathRegisterFuncNS(ctxt,
                                   (const xmlChar *) "has-same-node",
                                   (const xmlChar *) EXSLT_SETS_NAMESPACE,
                                   exsltSetsHasSameNodesFunction)
        && !xmlXPathRegisterFuncNS(ctxt,
                                   (const xmlChar *) "leading",
                                   (const xmlChar *) EXSLT_SETS_NAMESPACE,
                                   exsltSetsLeadingFunction)
        && !xmlXPathRegisterFuncNS(ctxt,
                                   (const xmlChar *) "trailing",
                                   (const xmlChar *) EXSLT_SETS_NAMESPACE,
                                   exsltSetsTrailingFunction)) {
        return 0;
    }
    return -1;
}

Coverage Report

Created: 2024-01-21 07:00

Line	Count	Source (jump to first uncovered line)
1		#define IN_LIBEXSLT
2		#include "libexslt/libexslt.h"
3
4		#include <libxml/tree.h>
5		#include <libxml/xpath.h>
6		#include <libxml/xpathInternals.h>
7
8		#include <libxslt/xsltutils.h>
9		#include <libxslt/xsltInternals.h>
10		#include <libxslt/extensions.h>
11
12		#include "exslt.h"
13
14		/**
15		* exsltSetsDifferenceFunction:
16		* @ctxt: an XPath parser context
17		* @nargs: the number of arguments
18		*
19		* Wraps #xmlXPathDifference for use by the XPath processor
20		*/
21		static void
22	19.1k	exsltSetsDifferenceFunction (xmlXPathParserContextPtr ctxt, int nargs) {
23	19.1k	xmlNodeSetPtr arg1, arg2, ret;
24
25	19.1k	if (nargs != 2) {
26	362	xmlXPathSetArityError(ctxt);
27	362	return;
28	362	}
29
30	18.7k	arg2 = xmlXPathPopNodeSet(ctxt);
31	18.7k	if (xmlXPathCheckError(ctxt))
32	148	return;
33
34	18.5k	arg1 = xmlXPathPopNodeSet(ctxt);
35	18.5k	if (xmlXPathCheckError(ctxt)) {
36	254	xmlXPathFreeNodeSet(arg2);
37	254	return;
38	254	}
39
40	18.3k	ret = xmlXPathDifference(arg1, arg2);
41
42	18.3k	if (ret != arg1)
43	13.0k	xmlXPathFreeNodeSet(arg1);
44	18.3k	xmlXPathFreeNodeSet(arg2);
45
46	18.3k	xmlXPathReturnNodeSet(ctxt, ret);
47	18.3k	}
48
49		/**
50		* exsltSetsIntersectionFunction:
51		* @ctxt: an XPath parser context
52		* @nargs: the number of arguments
53		*
54		* Wraps #xmlXPathIntersection for use by the XPath processor
55		*/
56		static void
57	159k	exsltSetsIntersectionFunction (xmlXPathParserContextPtr ctxt, int nargs) {
58	159k	xmlNodeSetPtr arg1, arg2, ret;
59
60	159k	if (nargs != 2) {
61	1.40k	xmlXPathSetArityError(ctxt);
62	1.40k	return;
63	1.40k	}
64
65	158k	arg2 = xmlXPathPopNodeSet(ctxt);
66	158k	if (xmlXPathCheckError(ctxt))
67	258	return;
68
69	158k	arg1 = xmlXPathPopNodeSet(ctxt);
70	158k	if (xmlXPathCheckError(ctxt)) {
71	781	xmlXPathFreeNodeSet(arg2);
72	781	return;
73	781	}
74
75	157k	ret = xmlXPathIntersection(arg1, arg2);
76
77	157k	xmlXPathFreeNodeSet(arg1);
78	157k	xmlXPathFreeNodeSet(arg2);
79
80	157k	xmlXPathReturnNodeSet(ctxt, ret);
81	157k	}
82
83		/**
84		* exsltSetsDistinctFunction:
85		* @ctxt: an XPath parser context
86		* @nargs: the number of arguments
87		*
88		* Wraps #xmlXPathDistinct for use by the XPath processor
89		*/
90		static void
91	137k	exsltSetsDistinctFunction (xmlXPathParserContextPtr ctxt, int nargs) {
92	137k	xmlXPathObjectPtr obj;
93	137k	xmlNodeSetPtr ns, ret;
94	137k	int boolval = 0;
95	137k	void *user = NULL;
96
97	137k	if (nargs != 1) {
98	342	xmlXPathSetArityError(ctxt);
99	342	return;
100	342	}
101
102	136k	if (ctxt->value != NULL) {
103	136k	boolval = ctxt->value->boolval;
104	136k	user = ctxt->value->user;
105	136k	ctxt->value->boolval = 0;
106	136k	ctxt->value->user = NULL;
107	136k	}
108	136k	ns = xmlXPathPopNodeSet(ctxt);
109	136k	if (xmlXPathCheckError(ctxt))
110	193	return;
111
112		/* !!! must be sorted !!! */
113	136k	ret = xmlXPathDistinctSorted(ns);
114
115	136k	if (ret != ns)
116	39.4k	xmlXPathFreeNodeSet(ns);
117
118	136k	obj = xmlXPathWrapNodeSet(ret);
119	136k	obj->user = user;
120	136k	obj->boolval = boolval;
121	136k	valuePush((ctxt), obj);
122	136k	}
123
124		/**
125		* exsltSetsHasSameNodesFunction:
126		* @ctxt: an XPath parser context
127		* @nargs: the number of arguments
128		*
129		* Wraps #xmlXPathHasSameNodes for use by the XPath processor
130		*/
131		static void
132		exsltSetsHasSameNodesFunction (xmlXPathParserContextPtr ctxt,
133	134k	int nargs) {
134	134k	xmlNodeSetPtr arg1, arg2;
135	134k	int ret;
136
137	134k	if (nargs != 2) {
138	223	xmlXPathSetArityError(ctxt);
139	223	return;
140	223	}
141
142	134k	arg2 = xmlXPathPopNodeSet(ctxt);
143	134k	if (xmlXPathCheckError(ctxt))
144	484	return;
145
146	134k	arg1 = xmlXPathPopNodeSet(ctxt);
147	134k	if (xmlXPathCheckError(ctxt)) {
148	161	xmlXPathFreeNodeSet(arg2);
149	161	return;
150	161	}
151
152	134k	ret = xmlXPathHasSameNodes(arg1, arg2);
153
154	134k	xmlXPathFreeNodeSet(arg1);
155	134k	xmlXPathFreeNodeSet(arg2);
156
157	134k	xmlXPathReturnBoolean(ctxt, ret);
158	134k	}
159
160		/**
161		* exsltSetsLeadingFunction:
162		* @ctxt: an XPath parser context
163		* @nargs: the number of arguments
164		*
165		* Wraps #xmlXPathLeading for use by the XPath processor
166		*/
167		static void
168	153k	exsltSetsLeadingFunction (xmlXPathParserContextPtr ctxt, int nargs) {
169	153k	xmlNodeSetPtr arg1, arg2, ret;
170
171	153k	if (nargs != 2) {
172	320	xmlXPathSetArityError(ctxt);
173	320	return;
174	320	}
175
176	152k	arg2 = xmlXPathPopNodeSet(ctxt);
177	152k	if (xmlXPathCheckError(ctxt))
178	1.21k	return;
179
180	151k	arg1 = xmlXPathPopNodeSet(ctxt);
181	151k	if (xmlXPathCheckError(ctxt)) {
182	165	xmlXPathFreeNodeSet(arg2);
183	165	return;
184	165	}
185
186		/* If the second node set is empty, then the first node set is
187		* returned.
188		*/
189	151k	if (xmlXPathNodeSetIsEmpty(arg2)) {
190	61.0k	xmlXPathReturnNodeSet(ctxt, arg1);
191
192	61.0k	xmlXPathFreeNodeSet(arg2);
193
194	61.0k	return;
195	61.0k	}
196		/* !!! must be sorted */
197	90.5k	ret = xmlXPathNodeLeadingSorted(arg1, xmlXPathNodeSetItem(arg2, 0));
198
199	90.5k	xmlXPathFreeNodeSet(arg1);
200	90.5k	xmlXPathFreeNodeSet(arg2);
201
202	90.5k	xmlXPathReturnNodeSet(ctxt, ret);
203	90.5k	}
204
205		/**
206		* exsltSetsTrailingFunction:
207		* @ctxt: an XPath parser context
208		* @nargs: the number of arguments
209		*
210		* Wraps #xmlXPathTrailing for use by the XPath processor
211		*/
212		static void
213	106k	exsltSetsTrailingFunction (xmlXPathParserContextPtr ctxt, int nargs) {
214	106k	xmlNodeSetPtr arg1, arg2, ret;
215
216	106k	if (nargs != 2) {
217	4.83k	xmlXPathSetArityError(ctxt);
218	4.83k	return;
219	4.83k	}
220
221	101k	arg2 = xmlXPathPopNodeSet(ctxt);
222	101k	if (xmlXPathCheckError(ctxt))
223	3.25k	return;
224
225	98.3k	arg1 = xmlXPathPopNodeSet(ctxt);
226	98.3k	if (xmlXPathCheckError(ctxt)) {
227	699	xmlXPathFreeNodeSet(arg2);
228	699	return;
229	699	}
230
231		/* If the second node set is empty, then the first node set is
232		* returned.
233		*/
234	97.6k	if (xmlXPathNodeSetIsEmpty(arg2)) {
235	17.1k	xmlXPathReturnNodeSet(ctxt, arg1);
236
237	17.1k	xmlXPathFreeNodeSet(arg2);
238
239	17.1k	return;
240	17.1k	}
241		/* !!! mist be sorted */
242	80.4k	ret = xmlXPathNodeTrailingSorted(arg1, xmlXPathNodeSetItem(arg2, 0));
243
244	80.4k	xmlXPathFreeNodeSet(arg1);
245	80.4k	xmlXPathFreeNodeSet(arg2);
246
247	80.4k	xmlXPathReturnNodeSet(ctxt, ret);
248	80.4k	}
249
250		/**
251		* exsltSetsRegister:
252		*
253		* Registers the EXSLT - Sets module
254		*/
255
256		void
257	3.35k	exsltSetsRegister (void) {
258	3.35k	xsltRegisterExtModuleFunction ((const xmlChar *) "difference",
259	3.35k	EXSLT_SETS_NAMESPACE,
260	3.35k	exsltSetsDifferenceFunction);
261	3.35k	xsltRegisterExtModuleFunction ((const xmlChar *) "intersection",
262	3.35k	EXSLT_SETS_NAMESPACE,
263	3.35k	exsltSetsIntersectionFunction);
264	3.35k	xsltRegisterExtModuleFunction ((const xmlChar *) "distinct",
265	3.35k	EXSLT_SETS_NAMESPACE,
266	3.35k	exsltSetsDistinctFunction);
267	3.35k	xsltRegisterExtModuleFunction ((const xmlChar *) "has-same-node",
268	3.35k	EXSLT_SETS_NAMESPACE,
269	3.35k	exsltSetsHasSameNodesFunction);
270	3.35k	xsltRegisterExtModuleFunction ((const xmlChar *) "leading",
271	3.35k	EXSLT_SETS_NAMESPACE,
272	3.35k	exsltSetsLeadingFunction);
273	3.35k	xsltRegisterExtModuleFunction ((const xmlChar *) "trailing",
274	3.35k	EXSLT_SETS_NAMESPACE,
275	3.35k	exsltSetsTrailingFunction);
276	3.35k	}
277
278		/**
279		* exsltSetsXpathCtxtRegister:
280		*
281		* Registers the EXSLT - Sets module for use outside XSLT
282		*/
283		int
284		exsltSetsXpathCtxtRegister (xmlXPathContextPtr ctxt, const xmlChar *prefix)
285	0	{
286	0	if (ctxt
287	0	&& prefix
288	0	&& !xmlXPathRegisterNs(ctxt,
289	0	prefix,
290	0	(const xmlChar *) EXSLT_SETS_NAMESPACE)
291	0	&& !xmlXPathRegisterFuncNS(ctxt,
292	0	(const xmlChar *) "difference",
293	0	(const xmlChar *) EXSLT_SETS_NAMESPACE,
294	0	exsltSetsDifferenceFunction)
295	0	&& !xmlXPathRegisterFuncNS(ctxt,
296	0	(const xmlChar *) "intersection",
297	0	(const xmlChar *) EXSLT_SETS_NAMESPACE,
298	0	exsltSetsIntersectionFunction)
299	0	&& !xmlXPathRegisterFuncNS(ctxt,
300	0	(const xmlChar *) "distinct",
301	0	(const xmlChar *) EXSLT_SETS_NAMESPACE,
302	0	exsltSetsDistinctFunction)
303	0	&& !xmlXPathRegisterFuncNS(ctxt,
304	0	(const xmlChar *) "has-same-node",
305	0	(const xmlChar *) EXSLT_SETS_NAMESPACE,
306	0	exsltSetsHasSameNodesFunction)
307	0	&& !xmlXPathRegisterFuncNS(ctxt,
308	0	(const xmlChar *) "leading",
309	0	(const xmlChar *) EXSLT_SETS_NAMESPACE,
310	0	exsltSetsLeadingFunction)
311	0	&& !xmlXPathRegisterFuncNS(ctxt,
312	0	(const xmlChar *) "trailing",
313	0	(const xmlChar *) EXSLT_SETS_NAMESPACE,
314	0	exsltSetsTrailingFunction)) {
315	0	return 0;
316	0	}
317	0	return -1;
318	0	}