[PATCH 2/4] xmllite/writer: Implement WriteEntityRef.

[David Kahurani]

From: David Kahurani

Validate a name then write it.

Signed-off-by: David Kahurani 
---
 dlls/xmllite/tests/writer.c | 72 +++++++++++++++++++++++++++++++++++++
 dlls/xmllite/writer.c       | 31 +++++++++++++---
 2 files changed, 99 insertions(+), 4 deletions(-)

diff --git a/dlls/xmllite/tests/writer.c b/dlls/xmllite/tests/writer.c
index 7fc85624a45..ccb739509db 100644
--- a/dlls/xmllite/tests/writer.c
+++ b/dlls/xmllite/tests/writer.c
@@ -1870,6 +1870,77 @@ static void test_WriteName(void)
     IXmlWriter_Release(writer);
 }

+static void test_WriteEntityRef(void)
+{
+    IXmlWriter *writer;
+    IStream *stream;
+    HRESULT hr;
+
+    hr = CreateXmlWriter(&IID_IXmlWriter, (void**)&writer, NULL);
+    ok(hr == S_OK, "Unexpected hr %#lx.\n", hr);
+
+    hr = IXmlWriter_WriteEntityRef(writer, L"");
+    ok(hr == E_INVALIDARG, "Unexpected hr %#lx.\n", hr);
+
+    hr = IXmlWriter_WriteEntityRef(writer, NULL);
+    ok(hr == E_INVALIDARG, "Unexpected hr %#lx.\n", hr);
+
+    hr = IXmlWriter_WriteEntityRef(writer, L"name");
+    ok(hr == E_UNEXPECTED, "Unexpected hr %#lx.\n", hr);
+
+    stream = writer_set_output(writer);
+
+    writer_set_property(writer, XmlWriterProperty_OmitXmlDeclaration);
+
+    hr = IXmlWriter_WriteEntityRef(writer, L"name");
+    ok(hr == WR_E_INVALIDACTION, "Unexpected hr %#lx.\n", hr);
+
+    IStream_Release(stream);
+    stream = writer_set_output(writer);
+
+    hr = IXmlWriter_WriteStartDocument(writer, XmlStandalone_Omit);
+    ok(hr == S_OK, "Unexpected hr %#lx.\n", hr);
+
+    hr = IXmlWriter_WriteStartElement(writer, NULL, L"a", NULL);
+    ok(hr == S_OK, "Unexpected hr %#lx.\n", hr);
+
+    hr = IXmlWriter_WriteEntityRef(writer, L"na:me");
+    ok(hr == WC_E_NAMECHARACTER, "Unexpected hr %#lx.\n", hr);
+
+    hr = IXmlWriter_Flush(writer);
+    ok(hr == S_OK, "Unexpected hr %#lx.\n", hr);
+
+    CHECK_OUTPUT(stream,
+        "<a");
+
+    IStream_Release(stream);
+    stream = writer_set_output(writer);
+
+    hr = IXmlWriter_WriteStartDocument(writer, XmlStandalone_Omit);
+    ok(hr == S_OK, "Unexpected hr %#lx.\n", hr);
+
+    hr = IXmlWriter_WriteStartElement(writer, NULL, L"a", NULL);
+    ok(hr == S_OK, "Unexpected hr %#lx.\n", hr);
+
+    hr = IXmlWriter_WriteEntityRef(writer, L"name");
+    ok(hr == S_OK, "Unexpected hr %#lx.\n", hr);
+
+    hr = IXmlWriter_WriteEndDocument(writer);
+    ok(hr == S_OK, "Unexpected hr %#lx.\n", hr);
+
+    hr = IXmlWriter_WriteEntityRef(writer, L"name");
+    ok(hr == WR_E_INVALIDACTION, "Unexpected hr %#lx.\n", hr);
+
+    hr = IXmlWriter_Flush(writer);
+    ok(hr == S_OK, "Unexpected hr %#lx.\n", hr);
+
+    CHECK_OUTPUT(stream,
+        "<a>&name;</a>");
+
+    IStream_Release(stream);
+    IXmlWriter_Release(writer);
+}
+
 static void test_WriteFullEndElement(void)
 {
     IXmlWriter *writer;
@@ -3057,4 +3128,5 @@ START_TEST(writer)
     test_WriteNode();
     test_WriteNodeShallow();
     test_WriteName();
+    test_WriteEntityRef();
 }
diff --git a/dlls/xmllite/writer.c b/dlls/xmllite/writer.c
index 88a85f9db9e..290806c30d4 100644
--- a/dlls/xmllite/writer.c
+++ b/dlls/xmllite/writer.c
@@ -1473,23 +1473,46 @@ static HRESULT WINAPI xmlwriter_WriteEndElement(IXmlWriter *iface)

static HRESULT WINAPI xmlwriter_WriteEntityRef(IXmlWriter *iface, LPCWSTR pwszName)
 {
-    xmlwriter *This = impl_from_IXmlWriter(iface);
+    xmlwriter *writer = impl_from_IXmlWriter(iface);
+    const WCHAR *p = pwszName;
+    int count = 0;

-    FIXME("%p %s\n", This, wine_dbgstr_w(pwszName));
+    TRACE("%p %s\n", iface, wine_dbgstr_w(pwszName));

-    switch (This->state)
+    if (is_empty_string(pwszName))
+        return E_INVALIDARG;
+
+    while (*p)
+    {
+         if (!is_ncnamechar(*p))
+             return WC_E_NAMECHARACTER;
+
+         count++;
+         p++;
+    }
+
+    switch (writer->state)
     {
     case XmlWriterState_Initial:
         return E_UNEXPECTED;
     case XmlWriterState_InvalidEncoding:
         return MX_E_ENCODING;
     case XmlWriterState_DocClosed:
+    case XmlWriterState_Ready:
+        writer->state = XmlWriterState_DocClosed;
         return WR_E_INVALIDACTION;
+    case XmlWriterState_ElemStarted:
+        writer_close_starttag(writer);
+        break;
     default:
         ;
     }

-    return E_NOTIMPL;
+    write_output_buffer_char(writer->output, '&');
+    write_output_buffer(writer->output, pwszName, count);
+    write_output_buffer_char(writer->output, ';');
+
+    return S_OK;
 }

static HRESULT WINAPI xmlwriter_WriteFullEndElement(IXmlWriter *iface)