[resend] shell32: fix two bugs in IQueryAssocations

Theodore Dubois tblodt at icloud.com
Wed Mar 2 19:57:28 CST 2016


Basically, returns the correct value for
ASSOCSTR_FRIENDLYDOCNAME and ASSOCSTR_DEFAULTICON
when passed a ProgID instead of a file extension.

Also adds some tests to make sure it works.

Signed-off-by: Theodore Dubois <tblodt at icloud.com>
---
 dlls/shell32/assoc.c       | 142 ++++++++++++++++++++++++---------------------
 dlls/shell32/tests/assoc.c |  96 ++++++++++++++++++++++++++++++
 include/wine/test.h        |   1 +
 3 files changed, 174 insertions(+), 65 deletions(-)

diff --git a/dlls/shell32/assoc.c b/dlls/shell32/assoc.c
index 90d00a8..ca52a0b 100644
--- a/dlls/shell32/assoc.c
+++ b/dlls/shell32/assoc.c
@@ -88,6 +88,8 @@ static inline struct enumassochandlers *impl_from_IEnumAssocHandlers(IEnumAssocH
   return CONTAINING_RECORD(iface, struct enumassochandlers, IEnumAssocHandlers_iface);
 }
 
+static HRESULT ASSOC_GetValue(HKEY hkey, const WCHAR *name, void **data, DWORD *data_size);
+
 /**************************************************************************
  *  IQueryAssociations_QueryInterface
  *
@@ -186,20 +188,26 @@ static HRESULT WINAPI IQueryAssociations_fnInit(
     LONG ret;
 
     TRACE("(%p)->(%d,%s,%p,%p)\n", iface,
-                                    cfFlags,
-                                    debugstr_w(pszAssoc),
-                                    hkeyProgid,
-                                    hWnd);
+                                   cfFlags,
+                                   debugstr_w(pszAssoc),
+                                   hkeyProgid,
+                                   hWnd);
     if (hWnd != NULL)
         FIXME("hwnd != NULL not supported\n");
     if (cfFlags != 0)
 	FIXME("unsupported flags: %x\n", cfFlags);
 
     RegCloseKey(This->hkeySource);
-    RegCloseKey(This->hkeyProgID);
+    if (This->hkeySource != This->hkeyProgID)
+        RegCloseKey(This->hkeyProgID);
     This->hkeySource = This->hkeyProgID = NULL;
+
+    /* If the process of initializing hkeyProgID fails, just return S_OK. That's what Windows does. */
     if (pszAssoc != NULL)
     {
+        WCHAR *progId;
+        HRESULT hr;
+
         ret = RegOpenKeyExW(HKEY_CLASSES_ROOT,
                             pszAssoc,
                             0,
@@ -207,22 +215,51 @@ static HRESULT WINAPI IQueryAssociations_fnInit(
                             &This->hkeySource);
         if (ret)
             return S_OK;
-        /* if this is not a prog id */
-        if ((*pszAssoc == '.') || (*pszAssoc == '{'))
+        /* if this is a progid */
+        if (*pszAssoc != '.' && *pszAssoc != '{')
         {
-            RegOpenKeyExW(This->hkeySource,
-                          szProgID,
-                          0,
-                          KEY_READ,
-                          &This->hkeyProgID);
-        }
-        else
             This->hkeyProgID = This->hkeySource;
+            return S_OK;
+        }
+
+        /* if it's not a progid, it's a file extension or clsid */
+        if (*pszAssoc == '.')
+        {
+            /* for a file extension, the progid is the default value */
+            hr = ASSOC_GetValue(This->hkeySource, NULL, (void**)&progId, NULL);
+            if (FAILED(hr))
+                return S_OK;
+        }
+        else /* if (*pszAssoc == '{') */
+        {
+            HKEY progIdKey;
+            /* for a clsid, the progid is the default value of the ProgID subkey */
+            ret = RegOpenKeyExW(This->hkeySource,
+                                szProgID,
+                                0,
+                                KEY_READ,
+                                &progIdKey);
+            if (ret != ERROR_SUCCESS)
+                return S_OK;
+            hr = ASSOC_GetValue(progIdKey, NULL, (void**)&progId, NULL);
+            if (FAILED(hr))
+                return S_OK;
+            RegCloseKey(progIdKey);
+        }
+        
+        /* open the actual progid key, the one with the shell subkey */
+        ret = RegOpenKeyExW(HKEY_CLASSES_ROOT,
+                            progId,
+                            0,
+                            KEY_READ,
+                            &This->hkeyProgID);
+        HeapFree(GetProcessHeap(), 0, progId);
+
         return S_OK;
     }
     else if (hkeyProgid != NULL)
     {
-        This->hkeyProgID = hkeyProgid;
+        This->hkeySource = This->hkeyProgID = hkeyProgid;
         return S_OK;
     }
     else
@@ -507,33 +544,15 @@ static HRESULT WINAPI IQueryAssociations_fnGetString(
 
     case ASSOCSTR_FRIENDLYDOCNAME:
     {
-      WCHAR *pszFileType;
-      DWORD ret;
-      DWORD size;
+      WCHAR *docName;
 
-      hr = ASSOC_GetValue(This->hkeySource, NULL, (void**)&pszFileType, NULL);
-      if (FAILED(hr))
-        return hr;
-      size = 0;
-      ret = RegGetValueW(HKEY_CLASSES_ROOT, pszFileType, NULL, RRF_RT_REG_SZ, NULL, NULL, &size);
-      if (ret == ERROR_SUCCESS)
-      {
-        WCHAR *docName = HeapAlloc(GetProcessHeap(), 0, size);
-        if (docName)
-        {
-          ret = RegGetValueW(HKEY_CLASSES_ROOT, pszFileType, NULL, RRF_RT_REG_SZ, NULL, docName, &size);
-          if (ret == ERROR_SUCCESS)
-            hr = ASSOC_ReturnString(flags, pszOut, pcchOut, docName, strlenW(docName) + 1);
-          else
-            hr = HRESULT_FROM_WIN32(ret);
-          HeapFree(GetProcessHeap(), 0, docName);
-        }
-        else
-          hr = E_OUTOFMEMORY;
+      hr = ASSOC_GetValue(This->hkeyProgID, NULL, (void**)&docName, NULL);
+      if (FAILED(hr)) {
+          /* hKeyProgID is NULL or there is no default value, so fail */
+          return HRESULT_FROM_WIN32(ERROR_NO_ASSOCIATION);
       }
-      else
-        hr = HRESULT_FROM_WIN32(ret);
-      HeapFree(GetProcessHeap(), 0, pszFileType);
+      hr = ASSOC_ReturnString(flags, pszOut, pcchOut, docName, strlenW(docName) + 1);
+      HeapFree(GetProcessHeap(), 0, docName);
       return hr;
     }
 
@@ -623,41 +642,34 @@ get_friendly_name_fail:
     case ASSOCSTR_DEFAULTICON:
     {
       static const WCHAR DefaultIconW[] = {'D','e','f','a','u','l','t','I','c','o','n',0};
-      WCHAR *pszFileType;
+      static const WCHAR documentIcon[] = {'s','h','e','l','l','3','2','.','d','l','l',',','0',0};
       DWORD ret;
       DWORD size;
-      HKEY hkeyFile;
 
-      hr = ASSOC_GetValue(This->hkeySource, NULL, (void**)&pszFileType, NULL);
-      if (FAILED(hr))
-        return hr;
-      ret = RegOpenKeyExW(HKEY_CLASSES_ROOT, pszFileType, 0, KEY_READ, &hkeyFile);
+      size = 0;
+      ret = RegGetValueW(This->hkeyProgID, DefaultIconW, NULL, RRF_RT_REG_SZ, NULL, NULL, &size);
       if (ret == ERROR_SUCCESS)
       {
-        size = 0;
-        ret = RegGetValueW(hkeyFile, DefaultIconW, NULL, RRF_RT_REG_SZ, NULL, NULL, &size);
-        if (ret == ERROR_SUCCESS)
+        WCHAR *icon = HeapAlloc(GetProcessHeap(), 0, size);
+        if (icon)
         {
-          WCHAR *icon = HeapAlloc(GetProcessHeap(), 0, size);
-          if (icon)
-          {
-            ret = RegGetValueW(hkeyFile, DefaultIconW, NULL, RRF_RT_REG_SZ, NULL, icon, &size);
-            if (ret == ERROR_SUCCESS)
-              hr = ASSOC_ReturnString(flags, pszOut, pcchOut, icon, strlenW(icon) + 1);
-            else
-              hr = HRESULT_FROM_WIN32(ret);
-            HeapFree(GetProcessHeap(), 0, icon);
-          }
+          ret = RegGetValueW(This->hkeyProgID, DefaultIconW, NULL, RRF_RT_REG_SZ, NULL, icon, &size);
+          if (ret == ERROR_SUCCESS)
+            hr = ASSOC_ReturnString(flags, pszOut, pcchOut, icon, strlenW(icon) + 1);
           else
-            hr = E_OUTOFMEMORY;
+            hr = HRESULT_FROM_WIN32(ret);
+          HeapFree(GetProcessHeap(), 0, icon);
         }
         else
-          hr = HRESULT_FROM_WIN32(ret);
-        RegCloseKey(hkeyFile);
+          hr = E_OUTOFMEMORY;
+      }
+      else {
+          /* there is no DefaultIcon subkey or hkeyProgID is NULL, so return the default document icon */
+          if (This->hkeyProgID == NULL)
+              hr = ASSOC_ReturnString(flags, pszOut, pcchOut, documentIcon, strlenW(documentIcon) + 1);
+          else
+              return HRESULT_FROM_WIN32(ERROR_NO_ASSOCIATION);
       }
-      else
-        hr = HRESULT_FROM_WIN32(ret);
-      HeapFree(GetProcessHeap(), 0, pszFileType);
       return hr;
     }
     case ASSOCSTR_SHELLEXTENSION:
diff --git a/dlls/shell32/tests/assoc.c b/dlls/shell32/tests/assoc.c
index 8aa2535..8b86516 100644
--- a/dlls/shell32/tests/assoc.c
+++ b/dlls/shell32/tests/assoc.c
@@ -19,6 +19,7 @@
 
 #define COBJMACROS
 
+#include <stdio.h>
 #include <stdarg.h>
 
 #include "shlwapi.h"
@@ -100,13 +101,108 @@ static struct assoc_getstring_test getstring_tests[] =
     { NULL }
 };
 
+static BOOL getstring_test(LPCWSTR assocName, HKEY progIdKey, ASSOCSTR str, LPCWSTR extra,
+        HRESULT expected_hr, LPCWSTR expected_string) {
+    IQueryAssociations *assoc;
+    HRESULT hr;
+    WCHAR *buffer;
+    DWORD len;
+
+    /* I would like to #define gs_ok to call ok and return false if !condition, but varargs macros are C99. */
+    hr = CoCreateInstance(&CLSID_QueryAssociations, NULL, CLSCTX_INPROC_SERVER, &IID_IQueryAssociations, (void*)&assoc);
+    ok(hr == S_OK, "failed to create IQueryAssociations, 0x%x\n", hr);
+    if (hr != S_OK)
+        return FALSE;
+    hr = IQueryAssociations_Init(assoc, 0, assocName, progIdKey, NULL);
+    ok(hr == S_OK, "IQueryAssociations::Init failed, 0x%x\n", hr);
+    if (hr != S_OK)
+        return FALSE;
+    
+    hr = IQueryAssociations_GetString(assoc, 0, str, extra, NULL, &len);
+    if (hr != S_FALSE) {
+        ok(hr == expected_hr, "GetString returned 0x%x, expected 0x%x\n", hr, expected_hr);
+        if (hr != expected_hr)
+            return FALSE;
+    }
+    if (FAILED(hr))
+        return TRUE;
+    buffer = HeapAlloc(GetProcessHeap(), 0, len * sizeof(WCHAR));
+    ok(buffer != NULL, "out of memory\n");
+    if (buffer == NULL)
+        return FALSE;
+    hr = IQueryAssociations_GetString(assoc, 0, str, extra, buffer, &len);
+    ok(hr == expected_hr, "GetString returned 0x%x, expected 0x%x\n", hr, expected_hr);
+    if (hr != expected_hr)
+        return FALSE;
+
+    if (expected_string) {
+        ok(lstrcmpW(buffer, expected_string) == 0, "GetString returned %s, expected %s\n",
+                wine_dbgstr_w(buffer), wine_dbgstr_w(expected_string));
+        if (lstrcmpW(buffer, expected_string) != 0)
+            return FALSE;
+    }
+    return TRUE;
+}
+
 static void test_IQueryAssociations_GetString(void)
 {
+    static WCHAR test_extensionW[] = {'.','t','e','s','t',0};
+    static WCHAR test_progidW[] = {'t','e','s','t','f','i','l','e',0};
+    static WCHAR DefaultIconW[] = {'D','e','f','a','u','l','t','I','c','o','n',0};
+    /* folder.ico, why not */
+    static WCHAR test_iconW[] = {'s','h','e','l','l','3','2','.','d','l','l',',','1',0};
+    HKEY test_extension_key;
+    HKEY test_progid_key;
+    HKEY test_defaulticon_key;
+    LRESULT r;
+
     struct assoc_getstring_test *ptr = getstring_tests;
     IQueryAssociations *assoc;
     HRESULT hr;
     DWORD len;
     int i = 0;
+    BOOL getstring_test_result;
+
+    trace("getstring\n");
+    /* This macro is necessary because of what the ok macro expands to. Failures would report the wrong line number. */
+#define TEST_GET_STRING(a,p,s,e,eh,es) \
+    getstring_test_result = getstring_test(a,p,s,e,eh,es);\
+    ok(getstring_test_result, "\n");
+
+    /* request for default icon on extension with no progid should return default document icon
+       (exact string may change between versions of windows) */
+    r = RegCreateKeyExW(HKEY_CLASSES_ROOT, test_extensionW, 0, NULL, 0, KEY_ALL_ACCESS, NULL, &test_extension_key, NULL);
+    ok(r == ERROR_SUCCESS, "RegCreateKeyExW(HKCR, \".test\") failed: 0x%lx\n", r);
+    TEST_GET_STRING(test_extensionW, NULL, ASSOCSTR_DEFAULTICON, NULL, S_OK, NULL);
+
+    r = RegSetValueExW(test_extension_key, NULL, 0, REG_SZ, (PBYTE)test_progidW, sizeof(test_progidW));
+    ok(r == ERROR_SUCCESS, "RegSetValueExW(HKCR\\.test, NULL, \"testfile\") failed: 0x%lx\n", r);
+    TEST_GET_STRING(test_extensionW, NULL, ASSOCSTR_DEFAULTICON, NULL, S_OK, NULL);
+
+    /* adding progid key with no information shuld fail to return information */
+    r = RegCreateKeyExW(HKEY_CLASSES_ROOT, test_progidW, 0, NULL, 0, KEY_ALL_ACCESS, NULL, &test_progid_key, NULL);
+    ok(r == ERROR_SUCCESS, "RegCreateKeyExW(HKCR, \"testfile\") failed: 0x%lx\n", r);
+    TEST_GET_STRING(test_extensionW, NULL, ASSOCSTR_DEFAULTICON, NULL, HRESULT_FROM_WIN32(ERROR_NO_ASSOCIATION), NULL);
+    TEST_GET_STRING(test_progidW, NULL, ASSOCSTR_DEFAULTICON, NULL, HRESULT_FROM_WIN32(ERROR_NO_ASSOCIATION), NULL);
+    TEST_GET_STRING(NULL, test_progid_key, ASSOCSTR_DEFAULTICON, NULL, HRESULT_FROM_WIN32(ERROR_NO_ASSOCIATION), NULL);
+
+    /* adding information to the progid should return that information */
+    r = RegCreateKeyExW(test_progid_key, DefaultIconW, 0, NULL, 0, KEY_ALL_ACCESS, NULL, &test_defaulticon_key, NULL);
+    ok(r == ERROR_SUCCESS, "RegCreateKeyExW(HKCR\\testfile\\DefaultIcon) failed: 0x%lx\n", r);
+    r = RegSetValueExW(test_defaulticon_key, NULL, 0, REG_SZ, (PBYTE)test_iconW, sizeof(test_iconW));
+    ok(r == ERROR_SUCCESS, "RegSetValueExW(HKCR\\testfile\\DefaultIcon, NULL, \"folder.ico\") failed: 0x%lx\n", r);
+    TEST_GET_STRING(test_extensionW, NULL, ASSOCSTR_DEFAULTICON, NULL, S_OK, test_iconW);
+    TEST_GET_STRING(test_progidW, NULL, ASSOCSTR_DEFAULTICON, NULL, S_OK, test_iconW);
+    TEST_GET_STRING(NULL, test_progid_key, ASSOCSTR_DEFAULTICON, NULL, S_OK, test_iconW);
+
+    RegDeleteKeyW(HKEY_CLASSES_ROOT, test_extensionW);
+    RegDeleteKeyW(HKEY_CLASSES_ROOT, test_progidW);
+
+    hr = CoCreateInstance(&CLSID_QueryAssociations, NULL, CLSCTX_INPROC_SERVER, &IID_IQueryAssociations, (void*)&assoc);
+    ok(hr == S_OK, "failed to create object, 0x%x\n", hr);
+
+    hr = IQueryAssociations_Init(assoc, 0, httpW, NULL, NULL);
+    ok(hr == S_OK, "Init failed, 0x%x\n", hr);
 
     hr = CoCreateInstance(&CLSID_QueryAssociations, NULL, CLSCTX_INPROC_SERVER, &IID_IQueryAssociations, (void*)&assoc);
     ok(hr == S_OK, "failed to create object, 0x%x\n", hr);
diff --git a/include/wine/test.h b/include/wine/test.h
index cb9018d..2a5eb32 100644
--- a/include/wine/test.h
+++ b/include/wine/test.h
@@ -670,6 +670,7 @@ int main( int argc, char **argv )
 {
     char p[128];
 
+    printf("main running\n");
     setvbuf (stdout, NULL, _IONBF, 0);
 
     winetest_argc = argc;
-- 
2.5.4 (Apple Git-61)




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