inetcomm: Implement IMimeMessage_CountBodies.

dlls/inetcomm/mimeole.c

@@ -1889,14 +1889,36 @@ static HRESULT WINAPI MimeMessage_MoveBody(
     return E_NOTIMPL;
 }
 
+static void count_children(body_t *body, boolean recurse, ULONG *count)
+{
+    body_t *child;
+
+    LIST_FOR_EACH_ENTRY(child, &body->children, body_t, entry)
+    {
+        (*count)++;
+        if(recurse) count_children(child, recurse, count);
+    }
+}
+
 static HRESULT WINAPI MimeMessage_CountBodies(
     IMimeMessage *iface,
     HBODY hParent,
     boolean fRecurse,
     ULONG *pcBodies)
 {
-    FIXME("(%p)->(%p, %s, %p)\n", iface, hParent, fRecurse ? "TRUE" : "FALSE", pcBodies);
+    HRESULT hr;
-    return E_NOTIMPL;
+    MimeMessage *This = (MimeMessage *)iface;
+    body_t *body;
+
+    TRACE("(%p)->(%p, %s, %p)\n", iface, hParent, fRecurse ? "TRUE" : "FALSE", pcBodies);
+
+    hr = find_body(&This->body_tree, hParent, &body);
+    if(hr != S_OK) return hr;
+
+    *pcBodies = 1;
+    count_children(body, fRecurse, pcBodies);
+
+    return S_OK;
 }
 
 static HRESULT WINAPI MimeMessage_FindFirst(

dlls/inetcomm/tests/mimeole.c

@@ -212,6 +212,7 @@ static void test_CreateMessage(void)
     HBODY hbody;
     IMimeBody *body;
     BODYOFFSETS offsets;
+    ULONG count;
 
     hr = MimeOleCreateMessage(NULL, &msg);
     ok(hr == S_OK, "ret %08x\n", hr);
@@ -224,6 +225,14 @@ static void test_CreateMessage(void)
     hr = IMimeMessage_Load(msg, stream);
     ok(hr == S_OK, "ret %08x\n", hr);
 
+    hr = IMimeMessage_CountBodies(msg, HBODY_ROOT, TRUE, &count);
+    ok(hr == S_OK, "ret %08x\n", hr);
+    ok(count == 3, "got %d\n", count);
+
+    hr = IMimeMessage_CountBodies(msg, HBODY_ROOT, FALSE, &count);
+    ok(hr == S_OK, "ret %08x\n", hr);
+    ok(count == 3, "got %d\n", count);
+
     hr = IMimeMessage_BindToObject(msg, HBODY_ROOT, &IID_IMimeBody, (void**)&body);
     ok(hr == S_OK, "ret %08x\n", hr);
     hr = IMimeBody_GetOffsets(body, &offsets);