Merging upstream version 2.1.7.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 84 insertions, 0 deletions

diff --git a/lib/common/xml_attr.c b/lib/common/xml_attr.c
new file mode 100644
index 0000000..427d267
--- /dev/null
+++ b/lib/common/xml_attr.c
@@ -0,0 +1,84 @@
+/*
+ * Copyright 2004-2023 the Pacemaker project contributors
+ *
+ * The version control history for this file may have further details.
+ *
+ * This source code is licensed under the GNU Lesser General Public License
+ * version 2.1 or later (LGPLv2.1+) WITHOUT ANY WARRANTY.
+ */
+
+#include <crm_internal.h>
+
+#include <stdio.h>
+#include <sys/types.h>
+#include <unistd.h>
+#include <time.h>
+#include <string.h>
+#include <stdlib.h>
+#include <stdarg.h>
+#include <bzlib.h>
+
+#include <libxml/parser.h>
+#include <libxml/tree.h>
+#include <libxml/xmlIO.h>  /* xmlAllocOutputBuffer */
+
+#include <crm/crm.h>
+#include <crm/msg_xml.h>
+#include <crm/common/xml.h>
+#include <crm/common/xml_internal.h>  // PCMK__XML_LOG_BASE, etc.
+#include "crmcommon_private.h"
+
+void
+pcmk__mark_xml_attr_dirty(xmlAttr *a) 
+{
+    xmlNode *parent = a->parent;
+    xml_node_private_t *nodepriv = a->_private;
+
+    pcmk__set_xml_flags(nodepriv, pcmk__xf_dirty|pcmk__xf_modified);
+    pcmk__clear_xml_flags(nodepriv, pcmk__xf_deleted);
+    pcmk__mark_xml_node_dirty(parent);
+}
+
+// This also clears attribute's flags if not marked as deleted
+bool
+pcmk__marked_as_deleted(xmlAttrPtr a, void *user_data)
+{
+    xml_node_private_t *nodepriv = a->_private;
+
+    if (pcmk_is_set(nodepriv->flags, pcmk__xf_deleted)) {
+        return true;
+    }
+    nodepriv->flags = pcmk__xf_none;
+    return false;
+}
+
+/*!
+ * \internal
+ * \brief Append an XML attribute to a buffer
+ *
+ * \param[in]     attr     Attribute to append
+ * \param[in,out] buffer   Where to append the content (must not be \p NULL)
+ */
+void
+pcmk__dump_xml_attr(const xmlAttr *attr, GString *buffer)
+{
+    char *p_value = NULL;
+    const char *p_name = NULL;
+    xml_node_private_t *nodepriv = NULL;
+
+    if (attr == NULL || attr->children == NULL) {
+        return;
+    }
+
+    nodepriv = attr->_private;
+    if (nodepriv && pcmk_is_set(nodepriv->flags, pcmk__xf_deleted)) {
+        return;
+    }
+
+    p_name = (const char *) attr->name;
+    p_value = crm_xml_escape((const char *)attr->children->content);
+    pcmk__g_strcat(buffer, " ", p_name, "=\"", pcmk__s(p_value, "<null>"), "\"",
+                   NULL);
+
+    free(p_value);
+}
\ No newline at end of file