From 511c21d30977cb15c03bd193a7aa2fb3982a6c5e Mon Sep 17 00:00:00 2001
From: Hans Leidekker <hans@codeweavers.com>
Date: Tue, 21 Jun 2016 14:04:48 +0200
Subject: [PATCH] webservices: Implement WsSetWriterPosition.

Signed-off-by: Hans Leidekker <hans@codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>
---
 dlls/webservices/tests/writer.c   | 48 +++++++++++++++++++++++++++++++++++++++
 dlls/webservices/webservices.spec |  2 +-
 dlls/webservices/writer.c         | 17 ++++++++++++++
 3 files changed, 66 insertions(+), 1 deletion(-)

diff --git a/dlls/webservices/tests/writer.c b/dlls/webservices/tests/writer.c
index f425664f131..5314bc80209 100644
--- a/dlls/webservices/tests/writer.c
+++ b/dlls/webservices/tests/writer.c
@@ -1532,6 +1532,53 @@ static void test_WsGetWriterPosition(void)
     WsFreeHeap( heap );
 }
 
+static void test_WsSetWriterPosition(void)
+{
+    WS_HEAP *heap;
+    WS_XML_WRITER *writer;
+    WS_XML_BUFFER *buf1, *buf2;
+    WS_XML_NODE_POSITION pos;
+    HRESULT hr;
+
+    hr = WsCreateHeap( 1 << 16, 0, NULL, 0, &heap, NULL );
+    ok( hr == S_OK, "got %08x\n", hr );
+
+    hr = WsSetWriterPosition( NULL, NULL, NULL );
+    ok( hr == E_INVALIDARG, "got %08x\n", hr );
+
+    hr = WsCreateWriter( NULL, 0, &writer, NULL ) ;
+    ok( hr == S_OK, "got %08x\n", hr );
+
+    hr = WsCreateXmlBuffer( heap, NULL, 0, &buf1, NULL );
+    ok( hr == S_OK, "got %08x\n", hr );
+
+    hr = WsSetOutputToBuffer( writer, buf1, NULL, 0, NULL );
+    ok( hr == S_OK, "got %08x\n", hr );
+
+    hr = WsSetWriterPosition( writer, NULL, NULL );
+    ok( hr == E_INVALIDARG, "got %08x\n", hr );
+
+    pos.buffer = pos.node = NULL;
+    hr = WsGetWriterPosition( writer, &pos, NULL );
+    ok( hr == S_OK, "got %08x\n", hr );
+    ok( pos.buffer == buf1, "wrong buffer\n" );
+    ok( pos.node != NULL, "node not set\n" );
+
+    hr = WsSetWriterPosition( writer, &pos, NULL );
+    ok( hr == S_OK, "got %08x\n", hr );
+
+    /* different buffer */
+    hr = WsCreateXmlBuffer( heap, NULL, 0, &buf2, NULL );
+    ok( hr == S_OK, "got %08x\n", hr );
+
+    pos.buffer = buf2;
+    hr = WsSetWriterPosition( writer, &pos, NULL );
+    ok( hr == E_INVALIDARG, "got %08x\n", hr );
+
+    WsFreeWriter( writer );
+    WsFreeHeap( heap );
+}
+
 START_TEST(writer)
 {
     test_WsCreateWriter();
@@ -1552,4 +1599,5 @@ START_TEST(writer)
     test_complex_struct_type();
     test_WsMoveWriter();
     test_WsGetWriterPosition();
+    test_WsSetWriterPosition();
 }
diff --git a/dlls/webservices/webservices.spec b/dlls/webservices/webservices.spec
index 618d6ee15f8..3a69302f1fa 100644
--- a/dlls/webservices/webservices.spec
+++ b/dlls/webservices/webservices.spec
@@ -157,7 +157,7 @@
 @ stdcall WsSetOutput(ptr ptr ptr ptr long ptr)
 @ stdcall WsSetOutputToBuffer(ptr ptr ptr long ptr)
 @ stub WsSetReaderPosition
-@ stub WsSetWriterPosition
+@ stdcall WsSetWriterPosition(ptr ptr ptr)
 @ stub WsShutdownSessionChannel
 @ stub WsSkipNode
 @ stub WsStartReaderCanonicalization
diff --git a/dlls/webservices/writer.c b/dlls/webservices/writer.c
index f9c9ca95f5f..8c9e202db51 100644
--- a/dlls/webservices/writer.c
+++ b/dlls/webservices/writer.c
@@ -1819,3 +1819,20 @@ HRESULT WINAPI WsGetWriterPosition( WS_XML_WRITER *handle, WS_XML_NODE_POSITION
     pos->node   = writer->current;
     return S_OK;
 }
+
+/**************************************************************************
+ *          WsSetWriterPosition		[webservices.@]
+ */
+HRESULT WINAPI WsSetWriterPosition( WS_XML_WRITER *handle, const WS_XML_NODE_POSITION *pos, WS_ERROR *error )
+{
+    struct writer *writer = (struct writer *)handle;
+
+    TRACE( "%p %p %p\n", handle, pos, error );
+    if (error) FIXME( "ignoring error parameter\n" );
+
+    if (!writer || !pos || (struct xmlbuf *)pos->buffer != writer->output_buf) return E_INVALIDARG;
+    if (!writer->output_type) return WS_E_INVALID_OPERATION;
+
+    writer->current = pos->node;
+    return S_OK;
+}
-- 
2.11.4.GIT