dpnet: Implement IDirectPlay8Address GetComponentByName

[Alistair Leslie-Hughes]

Hi,

Changelog:
       dpnet: Implement IDirectPlay8Address GetComponentByName


Best Regards
   Alistair Leslie-Hughes
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>From 8a4891cc89b3eb19526cbbe8c2b7f0d836c6d4df Mon Sep 17 00:00:00 2001
From: Alistair Leslie-Hughes <leslie_alistair at hotmail.com>
Date: Mon, 29 Sep 2014 16:11:46 +1000
Subject: [PATCH] Implement IDirectPlay8Address GetComponentByName
To: wine-patches <wine-patches at winehq.org>

---
 dlls/dpnet/address.c       | 51 ++++++++++++++++++++++++++++++++++++++++++----
 dlls/dpnet/tests/address.c | 18 +++++++++++++---
 2 files changed, 62 insertions(+), 7 deletions(-)

diff --git a/dlls/dpnet/address.c b/dlls/dpnet/address.c
index 7df7ad6..f54ee04 100644
--- a/dlls/dpnet/address.c
+++ b/dlls/dpnet/address.c
@@ -316,9 +316,51 @@ static HRESULT WINAPI IDirectPlay8AddressImpl_GetNumComponents(IDirectPlay8Addre
 static HRESULT WINAPI IDirectPlay8AddressImpl_GetComponentByName(IDirectPlay8Address *iface,
         const WCHAR *const pwszName, void *pvBuffer, DWORD *pdwBufferSize, DWORD *pdwDataType)
 {
-  IDirectPlay8AddressImpl *This = impl_from_IDirectPlay8Address(iface);
-  TRACE("(%p): stub\n", This);
-  return DPN_OK; 
+    IDirectPlay8AddressImpl *This = impl_from_IDirectPlay8Address(iface);
+    struct component *entry;
+
+    TRACE("(%p)->(%p %p %p %p)\n", This, pwszName, pvBuffer, pdwBufferSize, pdwDataType);
+
+    if(!pwszName || !pdwBufferSize || !pdwDataType || (!pvBuffer && pdwBufferSize))
+        return E_POINTER;
+
+    LIST_FOR_EACH_ENTRY(entry, &This->components, struct component, entry)
+    {
+        if (lstrcmpW(pwszName, entry->name) == 0)
+        {
+            TRACE("Found %s\n", debugstr_w(pwszName));
+
+            *pdwBufferSize = entry->size;
+
+            if(*pdwBufferSize < entry->size)
+                return DPNERR_BUFFERTOOSMALL;
+
+            *pdwDataType   = entry->type;
+
+            switch (entry->type)
+            {
+                case DPNA_DATATYPE_DWORD:
+                    memcpy(pvBuffer, &entry->data.value, sizeof(DWORD));
+                    break;
+                case DPNA_DATATYPE_GUID:
+                    memcpy(pvBuffer, &entry->data.guid, sizeof(GUID));
+                    break;
+                case DPNA_DATATYPE_STRING:
+                    memcpy(pvBuffer, &entry->data.string, entry->size);
+                    break;
+                case DPNA_DATATYPE_STRING_ANSI:
+                    memcpy(pvBuffer, &entry->data.ansi, entry->size);
+                    break;
+                case DPNA_DATATYPE_BINARY:
+                    memcpy(pvBuffer, &entry->data.binary, entry->size);
+                    break;
+            }
+
+            return S_OK;
+        }
+    }
+
+    return DPNERR_DOESNOTEXIST;
 }
 
 static HRESULT WINAPI IDirectPlay8AddressImpl_GetComponentByIndex(IDirectPlay8Address *iface,
@@ -364,7 +406,6 @@ static HRESULT WINAPI IDirectPlay8AddressImpl_AddComponent(IDirectPlay8Address *
         list_add_tail(&This->components, &entry->entry);
     }
 
-    entry->size = dwDataSize;
     switch (dwDataType)
     {
         case DPNA_DATATYPE_DWORD:
@@ -402,6 +443,8 @@ static HRESULT WINAPI IDirectPlay8AddressImpl_AddComponent(IDirectPlay8Address *
             break;
     }
 
+    entry->size = dwDataSize;
+
     return DPN_OK;
 }
 
diff --git a/dlls/dpnet/tests/address.c b/dlls/dpnet/tests/address.c
index 430f46c..c420dab 100644
--- a/dlls/dpnet/tests/address.c
+++ b/dlls/dpnet/tests/address.c
@@ -102,11 +102,23 @@ static void address_addcomponents(void)
         hr = IDirectPlay8Address_AddComponent(localaddr, DPNA_KEY_PORT, &port, sizeof(DWORD), DPNA_DATATYPE_DWORD);
         ok(hr == S_OK, "got 0x%08x\n", hr);
 
+        hr = IDirectPlay8Address_GetComponentByName(localaddr, NULL, &compguid, &size, &type);
+        ok(hr == E_POINTER, "got 0x%08x\n", hr);
+
+        hr = IDirectPlay8Address_GetComponentByName(localaddr, UNKNOWN, NULL, &size, &type);
+        ok(hr == E_POINTER, "got 0x%08x\n", hr);
+
+        hr = IDirectPlay8Address_GetComponentByName(localaddr, UNKNOWN, &compguid, NULL, &type);
+        ok(hr == E_POINTER, "got 0x%08x\n", hr);
+
+        hr = IDirectPlay8Address_GetComponentByName(localaddr, UNKNOWN, &compguid, &size, NULL);
+        ok(hr == E_POINTER, "got 0x%08x\n", hr);
+
         size = sizeof(GUID);
         hr = IDirectPlay8Address_GetComponentByName(localaddr, UNKNOWN, &compguid, &size, &type);
-        todo_wine ok(IsEqualGUID(&compguid, &IID_Random), "incorrect guid\n");
-        ok(size == sizeof(GUID), "incorrect size\n");
-        todo_wine ok(type == DPNA_DATATYPE_GUID, "incorrect type\n");
+        ok(IsEqualGUID(&compguid, &IID_Random), "incorrect guid\n");
+        ok(size == sizeof(GUID), "incorrect size got %d expected %d\n", size, sizeof(GUID));
+        ok(type == DPNA_DATATYPE_GUID, "incorrect type\n");
         ok(hr == S_OK, "got 0x%08x\n", hr);
 
         hr = IDirectPlay8Address_GetNumComponents(localaddr, NULL);
-- 
1.9.1