/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	309	exsltSetsDifferenceFunction (xmlXPathParserContextPtr ctxt, int nargs) {
23	309	xmlNodeSetPtr arg1, arg2, ret;
24
25	309	if (nargs != 2) {
26	50	xmlXPathSetArityError(ctxt);
27	50	return;
28	50	}
29
30	259	arg2 = xmlXPathPopNodeSet(ctxt);
31	259	if (xmlXPathCheckError(ctxt))
32	18	return;
33
34	241	arg1 = xmlXPathPopNodeSet(ctxt);
35	241	if (xmlXPathCheckError(ctxt)) {
36	18	xmlXPathFreeNodeSet(arg2);
37	18	return;
38	18	}
39
40	223	ret = xmlXPathDifference(arg1, arg2);
41
42	223	if (ret != arg1)
43	166	xmlXPathFreeNodeSet(arg1);
44	223	xmlXPathFreeNodeSet(arg2);
45
46	223	xmlXPathReturnNodeSet(ctxt, ret);
47	223	}
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	313	exsltSetsIntersectionFunction (xmlXPathParserContextPtr ctxt, int nargs) {
58	313	xmlNodeSetPtr arg1, arg2, ret;
59
60	313	if (nargs != 2) {
61	76	xmlXPathSetArityError(ctxt);
62	76	return;
63	76	}
64
65	237	arg2 = xmlXPathPopNodeSet(ctxt);
66	237	if (xmlXPathCheckError(ctxt))
67	21	return;
68
69	216	arg1 = xmlXPathPopNodeSet(ctxt);
70	216	if (xmlXPathCheckError(ctxt)) {
71	19	xmlXPathFreeNodeSet(arg2);
72	19	return;
73	19	}
74
75	197	ret = xmlXPathIntersection(arg1, arg2);
76
77	197	xmlXPathFreeNodeSet(arg1);
78	197	xmlXPathFreeNodeSet(arg2);
79
80	197	xmlXPathReturnNodeSet(ctxt, ret);
81	197	}
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	1.30k	exsltSetsDistinctFunction (xmlXPathParserContextPtr ctxt, int nargs) {
92	1.30k	xmlXPathObjectPtr obj;
93	1.30k	xmlNodeSetPtr ns, ret;
94	1.30k	int boolval = 0;
95	1.30k	void *user = NULL;
96
97	1.30k	if (nargs != 1) {
98	18	xmlXPathSetArityError(ctxt);
99	18	return;
100	18	}
101
102	1.28k	if (ctxt->value != NULL) {
103	1.28k	boolval = ctxt->value->boolval;
104	1.28k	user = ctxt->value->user;
105	1.28k	ctxt->value->boolval = 0;
106	1.28k	ctxt->value->user = NULL;
107	1.28k	}
108	1.28k	ns = xmlXPathPopNodeSet(ctxt);
109	1.28k	if (xmlXPathCheckError(ctxt))
110	18	return;
111
112		/* !!! must be sorted !!! */
113	1.27k	ret = xmlXPathDistinctSorted(ns);
114
115	1.27k	if (ret != ns)
116	756	xmlXPathFreeNodeSet(ns);
117
118	1.27k	obj = xmlXPathWrapNodeSet(ret);
119	1.27k	obj->user = user;
120	1.27k	obj->boolval = boolval;
121	1.27k	valuePush((ctxt), obj);
122	1.27k	}
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	652	int nargs) {
134	652	xmlNodeSetPtr arg1, arg2;
135	652	int ret;
136
137	652	if (nargs != 2) {
138	52	xmlXPathSetArityError(ctxt);
139	52	return;
140	52	}
141
142	600	arg2 = xmlXPathPopNodeSet(ctxt);
143	600	if (xmlXPathCheckError(ctxt))
144	18	return;
145
146	582	arg1 = xmlXPathPopNodeSet(ctxt);
147	582	if (xmlXPathCheckError(ctxt)) {
148	18	xmlXPathFreeNodeSet(arg2);
149	18	return;
150	18	}
151
152	564	ret = xmlXPathHasSameNodes(arg1, arg2);
153
154	564	xmlXPathFreeNodeSet(arg1);
155	564	xmlXPathFreeNodeSet(arg2);
156
157	564	xmlXPathReturnBoolean(ctxt, ret);
158	564	}
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	750	exsltSetsLeadingFunction (xmlXPathParserContextPtr ctxt, int nargs) {
169	750	xmlNodeSetPtr arg1, arg2, ret;
170
171	750	if (nargs != 2) {
172	162	xmlXPathSetArityError(ctxt);
173	162	return;
174	162	}
175
176	588	arg2 = xmlXPathPopNodeSet(ctxt);
177	588	if (xmlXPathCheckError(ctxt))
178	72	return;
179
180	516	arg1 = xmlXPathPopNodeSet(ctxt);
181	516	if (xmlXPathCheckError(ctxt)) {
182	73	xmlXPathFreeNodeSet(arg2);
183	73	return;
184	73	}
185
186		/* If the second node set is empty, then the first node set is
187		* returned.
188		*/
189	443	if (xmlXPathNodeSetIsEmpty(arg2)) {
190	204	xmlXPathReturnNodeSet(ctxt, arg1);
191
192	204	xmlXPathFreeNodeSet(arg2);
193
194	204	return;
195	204	}
196		/* !!! must be sorted */
197	239	ret = xmlXPathNodeLeadingSorted(arg1, xmlXPathNodeSetItem(arg2, 0));
198
199	239	xmlXPathFreeNodeSet(arg1);
200	239	xmlXPathFreeNodeSet(arg2);
201
202	239	xmlXPathReturnNodeSet(ctxt, ret);
203	239	}
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	614	exsltSetsTrailingFunction (xmlXPathParserContextPtr ctxt, int nargs) {
214	614	xmlNodeSetPtr arg1, arg2, ret;
215
216	614	if (nargs != 2) {
217	165	xmlXPathSetArityError(ctxt);
218	165	return;
219	165	}
220
221	449	arg2 = xmlXPathPopNodeSet(ctxt);
222	449	if (xmlXPathCheckError(ctxt))
223	25	return;
224
225	424	arg1 = xmlXPathPopNodeSet(ctxt);
226	424	if (xmlXPathCheckError(ctxt)) {
227	24	xmlXPathFreeNodeSet(arg2);
228	24	return;
229	24	}
230
231		/* If the second node set is empty, then the first node set is
232		* returned.
233		*/
234	400	if (xmlXPathNodeSetIsEmpty(arg2)) {
235	136	xmlXPathReturnNodeSet(ctxt, arg1);
236
237	136	xmlXPathFreeNodeSet(arg2);
238
239	136	return;
240	136	}
241		/* !!! mist be sorted */
242	264	ret = xmlXPathNodeTrailingSorted(arg1, xmlXPathNodeSetItem(arg2, 0));
243
244	264	xmlXPathFreeNodeSet(arg1);
245	264	xmlXPathFreeNodeSet(arg2);
246
247	264	xmlXPathReturnNodeSet(ctxt, ret);
248	264	}
249
250		/**
251		* exsltSetsRegister:
252		*
253		* Registers the EXSLT - Sets module
254		*/
255
256		void
257	3.33k	exsltSetsRegister (void) {
258	3.33k	xsltRegisterExtModuleFunction ((const xmlChar *) "difference",
259	3.33k	EXSLT_SETS_NAMESPACE,
260	3.33k	exsltSetsDifferenceFunction);
261	3.33k	xsltRegisterExtModuleFunction ((const xmlChar *) "intersection",
262	3.33k	EXSLT_SETS_NAMESPACE,
263	3.33k	exsltSetsIntersectionFunction);
264	3.33k	xsltRegisterExtModuleFunction ((const xmlChar *) "distinct",
265	3.33k	EXSLT_SETS_NAMESPACE,
266	3.33k	exsltSetsDistinctFunction);
267	3.33k	xsltRegisterExtModuleFunction ((const xmlChar *) "has-same-node",
268	3.33k	EXSLT_SETS_NAMESPACE,
269	3.33k	exsltSetsHasSameNodesFunction);
270	3.33k	xsltRegisterExtModuleFunction ((const xmlChar *) "leading",
271	3.33k	EXSLT_SETS_NAMESPACE,
272	3.33k	exsltSetsLeadingFunction);
273	3.33k	xsltRegisterExtModuleFunction ((const xmlChar *) "trailing",
274	3.33k	EXSLT_SETS_NAMESPACE,
275	3.33k	exsltSetsTrailingFunction);
276	3.33k	}
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	}