Upgrade to libxml 2.9.2 and libxslt 1.1.28

third_party/libxml/src/runxmlconf.c

Index: third_party/libxml/src/runxmlconf.c
diff --git a/third_party/libxml/src/runxmlconf.c b/third_party/libxml/src/runxmlconf.c
new file mode 100644
index 0000000000000000000000000000000000000000..cef20f484b5ea5db720a040708f85010bb38e03e
--- /dev/null
+++ b/third_party/libxml/src/runxmlconf.c
@@ -0,0 +1,607 @@
+/*
+ * runsuite.c: C program to run libxml2 againts published testsuites
+ *
+ * See Copyright for the status of this software.
+ *
+ * daniel@veillard.com
+ */
+
+#include "libxml.h"
+#include <stdio.h>
+
+#ifdef LIBXML_XPATH_ENABLED
+
+#if !defined(_WIN32) || defined(__CYGWIN__)
+#include <unistd.h>
+#endif
+#include <string.h>
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <fcntl.h>
+
+#include <libxml/parser.h>
+#include <libxml/parserInternals.h>
+#include <libxml/tree.h>
+#include <libxml/uri.h>
+#include <libxml/xmlreader.h>
+
+#include <libxml/xpath.h>
+#include <libxml/xpathInternals.h>
+
+#define LOGFILE "runxmlconf.log"
+static FILE *logfile = NULL;
+static int verbose = 0;
+
+#define NB_EXPECTED_ERRORS 15
+
+
+const char *skipped_tests[] = {
+/* http://lists.w3.org/Archives/Public/public-xml-testsuite/2008Jul/0000.html */
+    "rmt-ns10-035",
+    NULL
+};
+
+/************************************************************************
+ *									*
+ *		File name and path utilities				*
+ *									*
+ ************************************************************************/
+
+static int checkTestFile(const char *filename) {
+    struct stat buf;
+
+    if (stat(filename, &buf) == -1)
+        return(0);
+
+#if defined(_WIN32) && !defined(__CYGWIN__)
+    if (!(buf.st_mode & _S_IFREG))
+        return(0);
+#else
+    if (!S_ISREG(buf.st_mode))
+        return(0);
+#endif
+
+    return(1);
+}
+
+static xmlChar *composeDir(const xmlChar *dir, const xmlChar *path) {
+    char buf[500];
+
+    if (dir == NULL) return(xmlStrdup(path));
+    if (path == NULL) return(NULL);
+
+    snprintf(buf, 500, "%s/%s", (const char *) dir, (const char *) path);
+    return(xmlStrdup((const xmlChar *) buf));
+}
+
+/************************************************************************
+ *									*
+ *		Libxml2 specific routines				*
+ *									*
+ ************************************************************************/
+
+static int nb_skipped = 0;
+static int nb_tests = 0;
+static int nb_errors = 0;
+static int nb_leaks = 0;
+
+/*
+ * We need to trap calls to the resolver to not account memory for the catalog
+ * and not rely on any external resources.
+ */
+static xmlParserInputPtr
+testExternalEntityLoader(const char *URL, const char *ID ATTRIBUTE_UNUSED,
+			 xmlParserCtxtPtr ctxt) {
+    xmlParserInputPtr ret;
+
+    ret = xmlNewInputFromFile(ctxt, (const char *) URL);
+
+    return(ret);
+}
+
+/*
+ * Trapping the error messages at the generic level to grab the equivalent of
+ * stderr messages on CLI tools.
+ */
+static char testErrors[32769];
+static int testErrorsSize = 0;
+static int nbError = 0;
+static int nbFatal = 0;
+
+static void test_log(const char *msg, ...) {
+    va_list args;
+    if (logfile != NULL) {
+        fprintf(logfile, "\n------------\n");
+	va_start(args, msg);
+	vfprintf(logfile, msg, args);
+	va_end(args);
+	fprintf(logfile, "%s", testErrors);
+	testErrorsSize = 0; testErrors[0] = 0;
+    }
+    if (verbose) {
+	va_start(args, msg);
+	vfprintf(stderr, msg, args);
+	va_end(args);
+    }
+}
+
+static void
+testErrorHandler(void *userData ATTRIBUTE_UNUSED, xmlErrorPtr error) {
+    int res;
+
+    if (testErrorsSize >= 32768)
+        return;
+    res = snprintf(&testErrors[testErrorsSize],
+                    32768 - testErrorsSize,
+		   "%s:%d: %s\n", (error->file ? error->file : "entity"),
+		   error->line, error->message);
+    if (error->level == XML_ERR_FATAL)
+        nbFatal++;
+    else if (error->level == XML_ERR_ERROR)
+        nbError++;
+    if (testErrorsSize + res >= 32768) {
+        /* buffer is full */
+	testErrorsSize = 32768;
+	testErrors[testErrorsSize] = 0;
+    } else {
+        testErrorsSize += res;
+    }
+    testErrors[testErrorsSize] = 0;
+}
+
+static xmlXPathContextPtr ctxtXPath;
+
+static void
+initializeLibxml2(void) {
+    xmlGetWarningsDefaultValue = 0;
+    xmlPedanticParserDefault(0);
+
+    xmlMemSetup(xmlMemFree, xmlMemMalloc, xmlMemRealloc, xmlMemoryStrdup);
+    xmlInitParser();
+    xmlSetExternalEntityLoader(testExternalEntityLoader);
+    ctxtXPath = xmlXPathNewContext(NULL);
+    /*
+    * Deactivate the cache if created; otherwise we have to create/free it
+    * for every test, since it will confuse the memory leak detection.
+    * Note that normally this need not be done, since the cache is not
+    * created until set explicitely with xmlXPathContextSetCache();
+    * but for test purposes it is sometimes usefull to activate the
+    * cache by default for the whole library.
+    */
+    if (ctxtXPath->cache != NULL)
+	xmlXPathContextSetCache(ctxtXPath, 0, -1, 0);
+    xmlSetStructuredErrorFunc(NULL, testErrorHandler);
+}
+
+/************************************************************************
+ *									*
+ *		Run the xmlconf test if found				*
+ *									*
+ ************************************************************************/
+
+static int
+xmlconfTestInvalid(const char *id, const char *filename, int options) {
+    xmlDocPtr doc;
+    xmlParserCtxtPtr ctxt;
+    int ret = 1;
+
+    ctxt = xmlNewParserCtxt();
+    if (ctxt == NULL) {
+        test_log("test %s : %s out of memory\n",
+	         id, filename);
+        return(0);
+    }
+    doc = xmlCtxtReadFile(ctxt, filename, NULL, options);
+    if (doc == NULL) {
+        test_log("test %s : %s invalid document turned not well-formed too\n",
+	         id, filename);
+    } else {
+    /* invalidity should be reported both in the context and in the document */
+        if ((ctxt->valid != 0) || (doc->properties & XML_DOC_DTDVALID)) {
+	    test_log("test %s : %s failed to detect invalid document\n",
+		     id, filename);
+	    nb_errors++;
+	    ret = 0;
+	}
+	xmlFreeDoc(doc);
+    }
+    xmlFreeParserCtxt(ctxt);
+    return(ret);
+}
+
+static int
+xmlconfTestValid(const char *id, const char *filename, int options) {
+    xmlDocPtr doc;
+    xmlParserCtxtPtr ctxt;
+    int ret = 1;
+
+    ctxt = xmlNewParserCtxt();
+    if (ctxt == NULL) {
+        test_log("test %s : %s out of memory\n",
+	         id, filename);
+        return(0);
+    }
+    doc = xmlCtxtReadFile(ctxt, filename, NULL, options);
+    if (doc == NULL) {
+        test_log("test %s : %s failed to parse a valid document\n",
+	         id, filename);
+        nb_errors++;
+	ret = 0;
+    } else {
+    /* validity should be reported both in the context and in the document */
+        if ((ctxt->valid == 0) || ((doc->properties & XML_DOC_DTDVALID) == 0)) {
+	    test_log("test %s : %s failed to validate a valid document\n",
+		     id, filename);
+	    nb_errors++;
+	    ret = 0;
+	}
+	xmlFreeDoc(doc);
+    }
+    xmlFreeParserCtxt(ctxt);
+    return(ret);
+}
+
+static int
+xmlconfTestNotNSWF(const char *id, const char *filename, int options) {
+    xmlDocPtr doc;
+    int ret = 1;
+
+    /*
+     * In case of Namespace errors, libxml2 will still parse the document
+     * but log a Namesapce error.
+     */
+    doc = xmlReadFile(filename, NULL, options);
+    if (doc == NULL) {
+        test_log("test %s : %s failed to parse the XML\n",
+	         id, filename);
+        nb_errors++;
+	ret = 0;
+    } else {
+	if ((xmlLastError.code == XML_ERR_OK) ||
+	    (xmlLastError.domain != XML_FROM_NAMESPACE)) {
+	    test_log("test %s : %s failed to detect namespace error\n",
+		     id, filename);
+	    nb_errors++;
+	    ret = 0;
+	}
+	xmlFreeDoc(doc);
+    }
+    return(ret);
+}
+
+static int
+xmlconfTestNotWF(const char *id, const char *filename, int options) {
+    xmlDocPtr doc;
+    int ret = 1;
+
+    doc = xmlReadFile(filename, NULL, options);
+    if (doc != NULL) {
+        test_log("test %s : %s failed to detect not well formedness\n",
+	         id, filename);
+        nb_errors++;
+	xmlFreeDoc(doc);
+	ret = 0;
+    }
+    return(ret);
+}
+
+static int
+xmlconfTestItem(xmlDocPtr doc, xmlNodePtr cur) {
+    int ret = -1;
+    xmlChar *type = NULL;
+    xmlChar *filename = NULL;
+    xmlChar *uri = NULL;
+    xmlChar *base = NULL;
+    xmlChar *id = NULL;
+    xmlChar *rec = NULL;
+    xmlChar *version = NULL;
+    xmlChar *entities = NULL;
+    xmlChar *edition = NULL;
+    int options = 0;
+    int nstest = 0;
+    int mem, final;
+    int i;
+
+    testErrorsSize = 0; testErrors[0] = 0;
+    nbError = 0;
+    nbFatal = 0;
+    id = xmlGetProp(cur, BAD_CAST "ID");
+    if (id == NULL) {
+        test_log("test missing ID, line %ld\n", xmlGetLineNo(cur));
+	goto error;
+    }
+    for (i = 0;skipped_tests[i] != NULL;i++) {
+        if (!strcmp(skipped_tests[i], (char *) id)) {
+	    test_log("Skipping test %s from skipped list\n", (char *) id);
+	    ret = 0;
+	    nb_skipped++;
+	    goto error;
+	}
+    }
+    type = xmlGetProp(cur, BAD_CAST "TYPE");
+    if (type == NULL) {
+        test_log("test %s missing TYPE\n", (char *) id);
+	goto error;
+    }
+    uri = xmlGetProp(cur, BAD_CAST "URI");
+    if (uri == NULL) {
+        test_log("test %s missing URI\n", (char *) id);
+	goto error;
+    }
+    base = xmlNodeGetBase(doc, cur);
+    filename = composeDir(base, uri);
+    if (!checkTestFile((char *) filename)) {
+        test_log("test %s missing file %s \n", id,
+	         (filename ? (char *)filename : "NULL"));
+	goto error;
+    }
+
+    version = xmlGetProp(cur, BAD_CAST "VERSION");
+
+    entities = xmlGetProp(cur, BAD_CAST "ENTITIES");
+    if (!xmlStrEqual(entities, BAD_CAST "none")) {
+        options |= XML_PARSE_DTDLOAD;
+        options |= XML_PARSE_NOENT;
+    }
+    rec = xmlGetProp(cur, BAD_CAST "RECOMMENDATION");
+    if ((rec == NULL) ||
+        (xmlStrEqual(rec, BAD_CAST "XML1.0")) ||
+	(xmlStrEqual(rec, BAD_CAST "XML1.0-errata2e")) ||
+	(xmlStrEqual(rec, BAD_CAST "XML1.0-errata3e")) ||
+	(xmlStrEqual(rec, BAD_CAST "XML1.0-errata4e"))) {
+	if ((version != NULL) && (!xmlStrEqual(version, BAD_CAST "1.0"))) {
+	    test_log("Skipping test %s for %s\n", (char *) id,
+	             (char *) version);
+	    ret = 0;
+	    nb_skipped++;
+	    goto error;
+	}
+	ret = 1;
+    } else if ((xmlStrEqual(rec, BAD_CAST "NS1.0")) ||
+	       (xmlStrEqual(rec, BAD_CAST "NS1.0-errata1e"))) {
+	ret = 1;
+	nstest = 1;
+    } else {
+        test_log("Skipping test %s for REC %s\n", (char *) id, (char *) rec);
+	ret = 0;
+	nb_skipped++;
+	goto error;
+    }
+    edition = xmlGetProp(cur, BAD_CAST "EDITION");
+    if ((edition != NULL) && (xmlStrchr(edition, '5') == NULL)) {
+        /* test limited to all versions before 5th */
+	options |= XML_PARSE_OLD10;
+    }
+
+    /*
+     * Reset errors and check memory usage before the test
+     */
+    xmlResetLastError();
+    testErrorsSize = 0; testErrors[0] = 0;
+    mem = xmlMemUsed();
+
+    if (xmlStrEqual(type, BAD_CAST "not-wf")) {
+        if (nstest == 0)
+	    xmlconfTestNotWF((char *) id, (char *) filename, options);
+        else
+	    xmlconfTestNotNSWF((char *) id, (char *) filename, options);
+    } else if (xmlStrEqual(type, BAD_CAST "valid")) {
+        options |= XML_PARSE_DTDVALID;
+	xmlconfTestValid((char *) id, (char *) filename, options);
+    } else if (xmlStrEqual(type, BAD_CAST "invalid")) {
+        options |= XML_PARSE_DTDVALID;
+	xmlconfTestInvalid((char *) id, (char *) filename, options);
+    } else if (xmlStrEqual(type, BAD_CAST "error")) {
+        test_log("Skipping error test %s \n", (char *) id);
+	ret = 0;
+	nb_skipped++;
+	goto error;
+    } else {
+        test_log("test %s unknown TYPE value %s\n", (char *) id, (char *)type);
+	ret = -1;
+	goto error;
+    }
+
+    /*
+     * Reset errors and check memory usage after the test
+     */
+    xmlResetLastError();
+    final = xmlMemUsed();
+    if (final > mem) {
+        test_log("test %s : %s leaked %d bytes\n",
+	         id, filename, final - mem);
+        nb_leaks++;
+	xmlMemDisplayLast(logfile, final - mem);
+    }
+    nb_tests++;
+
+error:
+    if (type != NULL)
+        xmlFree(type);
+    if (entities != NULL)
+        xmlFree(entities);
+    if (edition != NULL)
+        xmlFree(edition);
+    if (version != NULL)
+        xmlFree(version);
+    if (filename != NULL)
+        xmlFree(filename);
+    if (uri != NULL)
+        xmlFree(uri);
+    if (base != NULL)
+        xmlFree(base);
+    if (id != NULL)
+        xmlFree(id);
+    if (rec != NULL)
+        xmlFree(rec);
+    return(ret);
+}
+
+static int
+xmlconfTestCases(xmlDocPtr doc, xmlNodePtr cur, int level) {
+    xmlChar *profile;
+    int ret = 0;
+    int tests = 0;
+    int output = 0;
+
+    if (level == 1) {
+	profile = xmlGetProp(cur, BAD_CAST "PROFILE");
+	if (profile != NULL) {
+	    output = 1;
+	    level++;
+	    printf("Test cases: %s\n", (char *) profile);
+	    xmlFree(profile);
+	}
+    }
+    cur = cur->children;
+    while (cur != NULL) {
+        /* look only at elements we ignore everything else */
+        if (cur->type == XML_ELEMENT_NODE) {
+	    if (xmlStrEqual(cur->name, BAD_CAST "TESTCASES")) {
+	        ret += xmlconfTestCases(doc, cur, level);
+	    } else if (xmlStrEqual(cur->name, BAD_CAST "TEST")) {
+	        if (xmlconfTestItem(doc, cur) >= 0)
+		    ret++;
+		tests++;
+	    } else {
+	        fprintf(stderr, "Unhandled element %s\n", (char *)cur->name);
+	    }
+	}
+        cur = cur->next;
+    }
+    if (output == 1) {
+	if (tests > 0)
+	    printf("Test cases: %d tests\n", tests);
+    }
+    return(ret);
+}
+
+static int
+xmlconfTestSuite(xmlDocPtr doc, xmlNodePtr cur) {
+    xmlChar *profile;
+    int ret = 0;
+
+    profile = xmlGetProp(cur, BAD_CAST "PROFILE");
+    if (profile != NULL) {
+        printf("Test suite: %s\n", (char *) profile);
+	xmlFree(profile);
+    } else
+        printf("Test suite\n");
+    cur = cur->children;
+    while (cur != NULL) {
+        /* look only at elements we ignore everything else */
+        if (cur->type == XML_ELEMENT_NODE) {
+	    if (xmlStrEqual(cur->name, BAD_CAST "TESTCASES")) {
+	        ret += xmlconfTestCases(doc, cur, 1);
+	    } else {
+	        fprintf(stderr, "Unhandled element %s\n", (char *)cur->name);
+	    }
+	}
+        cur = cur->next;
+    }
+    return(ret);
+}
+
+static void
+xmlconfInfo(void) {
+    fprintf(stderr, "  you need to fetch and extract the\n");
+    fprintf(stderr, "  latest XML Conformance Test Suites\n");
+    fprintf(stderr, "  http://www.w3.org/XML/Test/xmlts20080827.tar.gz\n");
+    fprintf(stderr, "  see http://www.w3.org/XML/Test/ for informations\n");
+}
+
+static int
+xmlconfTest(void) {
+    const char *confxml = "xmlconf/xmlconf.xml";
+    xmlDocPtr doc;
+    xmlNodePtr cur;
+    int ret = 0;
+
+    if (!checkTestFile(confxml)) {
+        fprintf(stderr, "%s is missing \n", confxml);
+	xmlconfInfo();
+	return(-1);
+    }
+    doc = xmlReadFile(confxml, NULL, XML_PARSE_NOENT);
+    if (doc == NULL) {
+        fprintf(stderr, "%s is corrupted \n", confxml);
+	xmlconfInfo();
+	return(-1);
+    }
+
+    cur = xmlDocGetRootElement(doc);
+    if ((cur == NULL) || (!xmlStrEqual(cur->name, BAD_CAST "TESTSUITE"))) {
+        fprintf(stderr, "Unexpected format %s\n", confxml);
+	xmlconfInfo();
+	ret = -1;
+    } else {
+        ret = xmlconfTestSuite(doc, cur);
+    }
+    xmlFreeDoc(doc);
+    return(ret);
+}
+
+/************************************************************************
+ *									*
+ *		The driver for the tests				*
+ *									*
+ ************************************************************************/
+
+int
+main(int argc ATTRIBUTE_UNUSED, char **argv ATTRIBUTE_UNUSED) {
+    int ret = 0;
+    int old_errors, old_tests, old_leaks;
+
+    logfile = fopen(LOGFILE, "w");
+    if (logfile == NULL) {
+        fprintf(stderr,
+	        "Could not open the log file, running in verbose mode\n");
+	verbose = 1;
+    }
+    initializeLibxml2();
+
+    if ((argc >= 2) && (!strcmp(argv[1], "-v")))
+        verbose = 1;
+
+
+    old_errors = nb_errors;
+    old_tests = nb_tests;
+    old_leaks = nb_leaks;
+    xmlconfTest();
+    if ((nb_errors == old_errors) && (nb_leaks == old_leaks))
+	printf("Ran %d tests, no errors\n", nb_tests - old_tests);
+    else
+	printf("Ran %d tests, %d errors, %d leaks\n",
+	       nb_tests - old_tests,
+	       nb_errors - old_errors,
+	       nb_leaks - old_leaks);
+    if ((nb_errors == 0) && (nb_leaks == 0)) {
+        ret = 0;
+	printf("Total %d tests, no errors\n",
+	       nb_tests);
+    } else {
+	ret = 1;
+	printf("Total %d tests, %d errors, %d leaks\n",
+	       nb_tests, nb_errors, nb_leaks);
+	printf("See %s for detailed output\n", LOGFILE);
+	if ((nb_leaks == 0) && (nb_errors == NB_EXPECTED_ERRORS)) {
+	    printf("%d errors were expected\n", nb_errors);
+	    ret = 0;
+	}
+    }
+    xmlXPathFreeContext(ctxtXPath);
+    xmlCleanupParser();
+    xmlMemoryDump();
+
+    if (logfile != NULL)
+        fclose(logfile);
+    return(ret);
+}
+
+#else /* ! LIBXML_XPATH_ENABLED */
+#include <stdio.h>
+int
+main(int argc, char **argv) {
+    fprintf(stderr, "%s need XPath support\n", argv[0]);
+}
+#endif