[PATCH 0/4] MR8637: mshtml: Handle NULL inputs in some node methods.

[PATCH 1/4] mshtml: Handle NULL inputs in node's replaceChild.

[Gabriel Ivăncescu]

From: Gabriel Ivăncescu

Signed-off-by: Gabriel Ivăncescu 
---
 dlls/mshtml/htmlnode.c  |  4 ++++
 dlls/mshtml/tests/dom.c | 10 ++++++++++
 2 files changed, 14 insertions(+)

diff --git a/dlls/mshtml/htmlnode.c b/dlls/mshtml/htmlnode.c
index 032c6771729..f06c7609288 100644
--- a/dlls/mshtml/htmlnode.c
+++ b/dlls/mshtml/htmlnode.c
@@ -651,6 +651,10 @@ static HRESULT WINAPI HTMLDOMNode_replaceChild(IHTMLDOMNode *iface, IHTMLDOMNode

TRACE("(%p)->(%p %p %p)\n", This, newChild, oldChild, node);

+    *node = NULL;
+    if(!newChild || !oldChild)
+        return E_INVALIDARG;
+
     node_new = get_node_obj(newChild);
     if(!node_new)
         return E_FAIL;
diff --git a/dlls/mshtml/tests/dom.c b/dlls/mshtml/tests/dom.c
index ea592ad5996..b58278b6169 100644
--- a/dlls/mshtml/tests/dom.c
+++ b/dlls/mshtml/tests/dom.c
@@ -11237,6 +11237,16 @@ static void test_replacechild_elems(IHTMLDocument2 *doc)

nodeBody = _get_node_iface(__LINE__, (IUnknown *)body);

+    nodeNew = (void*)0xdeadbeef;
+    hres = IHTMLDOMNode_replaceChild(nodeBody, node3, NULL, &nodeNew);
+    ok(hres == E_INVALIDARG, "Expected E_INVALIDARG, got 0x%08lx\n", hres);
+    ok(nodeNew == NULL, "nodeNew != NULL\n");
+
+    nodeNew = (void*)0xdeadbeef;
+    hres = IHTMLDOMNode_replaceChild(nodeBody, NULL, node2, &nodeNew);
+    ok(hres == E_INVALIDARG, "Expected E_INVALIDARG, got 0x%08lx\n", hres);
+    ok(nodeNew == NULL, "nodeNew != NULL\n");
+
     hres = IHTMLDOMNode_replaceChild(nodeBody, node3, node2, &nodeNew);
     ok(hres == S_OK, "Expected S_OK, got 0x%08lx\n", hres);

[PATCH 2/4] mshtml: Handle NULL input in node's removeChild.

[Gabriel Ivăncescu]

From: Gabriel Ivăncescu

Signed-off-by: Gabriel Ivăncescu 
---
 dlls/mshtml/htmlnode.c  | 4 ++++
 dlls/mshtml/tests/dom.c | 7 ++++++-
 2 files changed, 10 insertions(+), 1 deletion(-)

diff --git a/dlls/mshtml/htmlnode.c b/dlls/mshtml/htmlnode.c
index f06c7609288..5e3ded2c5cc 100644
--- a/dlls/mshtml/htmlnode.c
+++ b/dlls/mshtml/htmlnode.c
@@ -619,6 +619,10 @@ static HRESULT WINAPI HTMLDOMNode_removeChild(IHTMLDOMNode *iface, IHTMLDOMNode

TRACE("(%p)->(%p %p)\n", This, oldChild, node);

+    *node = NULL;
+    if(!oldChild)
+        return E_INVALIDARG;
+
     node_obj = get_node_obj(oldChild);
     if(!node_obj)
         return E_FAIL;
diff --git a/dlls/mshtml/tests/dom.c b/dlls/mshtml/tests/dom.c
index b58278b6169..8dc197efb56 100644
--- a/dlls/mshtml/tests/dom.c
+++ b/dlls/mshtml/tests/dom.c
@@ -5642,9 +5642,14 @@ static IHTMLDOMNode *_test_node_insertbefore(unsigned line, IUnknown *node_unk,
 static void _test_node_remove_child(unsigned line, IUnknown *unk, IHTMLDOMNode *child)
 {
     IHTMLDOMNode *node = _get_node_iface(line, unk);
-    IHTMLDOMNode *new_node = NULL;
+    IHTMLDOMNode *new_node = (void*)0xdeadbeef;
     HRESULT hres;

+    hres = IHTMLDOMNode_removeChild(node, NULL, &new_node);
+    ok_(__FILE__,line) (hres == E_INVALIDARG, "removeChild returned: %08lx\n", hres);
+    ok_(__FILE__,line) (new_node == NULL, "new_node != NULL\n");
+
+    new_node = NULL;
     hres = IHTMLDOMNode_removeChild(node, child, &new_node);
     ok_(__FILE__,line) (hres == S_OK, "removeChild failed: %08lx\n", hres);
     ok_(__FILE__,line) (new_node != NULL, "new_node == NULL\n");

[PATCH 3/4] mshtml: Handle NULL input in node's appendChild.

[Gabriel Ivăncescu]

From: Gabriel Ivăncescu

Signed-off-by: Gabriel Ivăncescu 
---
 dlls/mshtml/htmlnode.c  | 4 ++++
 dlls/mshtml/tests/dom.c | 7 ++++++-
 2 files changed, 10 insertions(+), 1 deletion(-)

diff --git a/dlls/mshtml/htmlnode.c b/dlls/mshtml/htmlnode.c
index 5e3ded2c5cc..782e4ec591c 100644
--- a/dlls/mshtml/htmlnode.c
+++ b/dlls/mshtml/htmlnode.c
@@ -745,6 +745,10 @@ static HRESULT WINAPI HTMLDOMNode_appendChild(IHTMLDOMNode *iface, IHTMLDOMNode

TRACE("(%p)->(%p %p)\n", This, newChild, node);

+    *node = NULL;
+    if(!newChild)
+        return E_INVALIDARG;
+
     node_obj = get_node_obj(newChild);
     if(!node_obj)
         return E_FAIL;
diff --git a/dlls/mshtml/tests/dom.c b/dlls/mshtml/tests/dom.c
index 8dc197efb56..1cdc1e3146d 100644
--- a/dlls/mshtml/tests/dom.c
+++ b/dlls/mshtml/tests/dom.c
@@ -5600,9 +5600,14 @@ static IHTMLDOMNode *_test_node_append_child(unsigned line, IUnknown *node_unk,
 {
     IHTMLDOMNode *node = _get_node_iface(line, node_unk);
     IHTMLDOMNode *child = _get_node_iface(line, child_unk);
-    IHTMLDOMNode *new_child = NULL;
+    IHTMLDOMNode *new_child = (void*)0xdeadbeef;
     HRESULT hres;

+    hres = IHTMLDOMNode_appendChild(node, NULL, &new_child);
+    ok_(__FILE__,line) (hres == E_INVALIDARG, "appendChild returned: %08lx\n", hres);
+    ok_(__FILE__,line) (new_child == NULL, "new_child != NULL\n");
+
+    new_child = NULL;
     hres = IHTMLDOMNode_appendChild(node, child, &new_child);
     ok_(__FILE__,line) (hres == S_OK, "appendChild failed: %08lx\n", hres);
     ok_(__FILE__,line) (new_child != NULL, "new_child == NULL\n");

[PATCH 4/4] mshtml: Handle NULL input in node's insertBefore.

[Gabriel Ivăncescu]

From: Gabriel Ivăncescu

Signed-off-by: Gabriel Ivăncescu 
---
 dlls/mshtml/htmlnode.c  | 4 ++++
 dlls/mshtml/tests/dom.c | 7 ++++++-
 2 files changed, 10 insertions(+), 1 deletion(-)

diff --git a/dlls/mshtml/htmlnode.c b/dlls/mshtml/htmlnode.c
index 782e4ec591c..d838325a953 100644
--- a/dlls/mshtml/htmlnode.c
+++ b/dlls/mshtml/htmlnode.c
@@ -553,6 +553,10 @@ static HRESULT WINAPI HTMLDOMNode_insertBefore(IHTMLDOMNode *iface, IHTMLDOMNode

TRACE("(%p)->(%p %s %p)\n", This, newChild, debugstr_variant(&refChild), node);

+    *node = NULL;
+    if(!newChild)
+        return E_INVALIDARG;
+
     new_child = get_node_obj(newChild);
     if(!new_child) {
         ERR("invalid newChild\n");
diff --git a/dlls/mshtml/tests/dom.c b/dlls/mshtml/tests/dom.c
index 1cdc1e3146d..914267c67a1 100644
--- a/dlls/mshtml/tests/dom.c
+++ b/dlls/mshtml/tests/dom.c
@@ -5630,9 +5630,14 @@ static void _test_node_append_child_discard(unsigned line, IUnknown *node_unk, I
 static IHTMLDOMNode *_test_node_insertbefore(unsigned line, IUnknown *node_unk, IHTMLDOMNode *child, VARIANT *var)
 {
     IHTMLDOMNode *node = _get_node_iface(line, node_unk);
-    IHTMLDOMNode *new_child = NULL;
+    IHTMLDOMNode *new_child = (void*)0xdeadbeef;
     HRESULT hres;

+    hres = IHTMLDOMNode_insertBefore(node, NULL, *var, &new_child);
+    ok_(__FILE__,line) (hres == E_INVALIDARG, "insertBefore returned: %08lx\n", hres);
+    ok_(__FILE__,line) (new_child == NULL, "new_child != NULL\n");
+
+    new_child = NULL;
     hres = IHTMLDOMNode_insertBefore(node, child, *var, &new_child);
     ok_(__FILE__,line) (hres == S_OK, "insertBefore failed: %08lx\n", hres);
     ok_(__FILE__,line) (new_child != NULL, "new_child == NULL\n");

[PATCH 0/4] MR8637: mshtml: Handle NULL inputs in some node methods. - approved

[Jacek Caban (＠jacek)]

This merge request was approved by Jacek Caban.