[reactos] 01/01: [MPR] Import Wine commit: 9988bb5e0729178b527052803d3ad670e5e0b46e Implement remembered connection enumeration.
5 Dec
2018
5 Dec
'18
7:49 a.m.
https://git.reactos.org/?p=reactos.git;a=commitdiff;h=9c2a264d77e666869c5d0…
commit 9c2a264d77e666869c5d04cf49847c19ca5b51f1
Author: Pierre Schweitzer <pierre(a)reactos.org>
AuthorDate: Wed Dec 5 08:47:25 2018 +0100
Commit: Pierre Schweitzer <pierre(a)reactos.org>
CommitDate: Wed Dec 5 08:47:25 2018 +0100
[MPR] Import Wine commit: 9988bb5e0729178b527052803d3ad670e5e0b46e
Implement remembered connection enumeration.
CORE-15310
---
dll/win32/mpr/wnet.c | 230 ++++++++++++++++++---------------------------------
1 file changed, 82 insertions(+), 148 deletions(-)
diff --git a/dll/win32/mpr/wnet.c b/dll/win32/mpr/wnet.c
index 2d2d7e10f7..6c9d7cd631 100644
--- a/dll/win32/mpr/wnet.c
+++ b/dll/win32/mpr/wnet.c
@@ -4,7 +4,7 @@
* Copyright 1999 Ulrich Weigand
* Copyright 2004 Juan Lang
* Copyright 2007 Maarten Lankhorst
- * Copyright 2016 Pierre Schweitzer
+ * Copyright 2016-2018 Pierre Schweitzer
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
@@ -73,36 +73,12 @@ typedef struct _WNetProviderTable
WNetProvider table[1];
} WNetProviderTable, *PWNetProviderTable;
-#ifndef __REACTOS__
-#define WNET_ENUMERATOR_TYPE_NULL 0
-#define WNET_ENUMERATOR_TYPE_GLOBAL 1
-#define WNET_ENUMERATOR_TYPE_PROVIDER 2
-#define WNET_ENUMERATOR_TYPE_CONTEXT 3
-#define WNET_ENUMERATOR_TYPE_CONNECTED 4
-#else
#define WNET_ENUMERATOR_TYPE_GLOBAL 0
#define WNET_ENUMERATOR_TYPE_PROVIDER 1
#define WNET_ENUMERATOR_TYPE_CONTEXT 2
#define WNET_ENUMERATOR_TYPE_CONNECTED 3
#define WNET_ENUMERATOR_TYPE_REMEMBERED 4
-#endif
-#ifndef __REACTOS__
-/* An WNet enumerator. Note that the type doesn't correspond to the scope of
- * the enumeration; it represents one of the following types:
- * - a 'null' enumeration, one that contains no members
- * - a global enumeration, one that's executed across all providers
- * - a provider-specific enumeration, one that's only executed by a single
- * provider
- * - a context enumeration. I know this contradicts what I just said about
- * there being no correspondence between the scope and the type, but it's
- * necessary for the special case that a "Entire Network" entry needs to
- * be enumerated in an enumeration of the context scope. Thus an enumeration
- * of the context scope results in a context type enumerator, which morphs
- * into a global enumeration (so the enumeration continues across all
- * providers).
- */
-#else
/* An WNet enumerator. Note that the type doesn't correspond to the scope of
* the enumeration; it represents one of the following types:
* - a global enumeration, one that's executed across all providers
@@ -118,7 +94,6 @@ typedef struct _WNetProviderTable
* - a remembered enumeration, not related to providers themselves, but it
* is a registry enumeration for saved connections
*/
-#endif
typedef struct _WNetEnumerator
{
DWORD enumType;
@@ -132,13 +107,11 @@ typedef struct _WNetEnumerator
{
NETRESOURCEW* net;
HANDLE* handles;
-#ifdef __REACTOS__
struct
{
HKEY registry;
DWORD index;
} remembered;
-#endif
} specific;
} WNetEnumerator, *PWNetEnumerator;
@@ -449,18 +422,6 @@ static void _freeEnumNetResource(LPNETRESOURCEW lpNet)
}
}
-#ifndef __REACTOS__
-static PWNetEnumerator _createNullEnumerator(void)
-{
- PWNetEnumerator ret = HeapAlloc(GetProcessHeap(),
- HEAP_ZERO_MEMORY, sizeof(WNetEnumerator));
-
- if (ret)
- ret->enumType = WNET_ENUMERATOR_TYPE_NULL;
- return ret;
-}
-#endif
-
static PWNetEnumerator _createGlobalEnumeratorW(DWORD dwScope, DWORD dwType,
DWORD dwUsage, LPNETRESOURCEW lpNet)
{
@@ -537,7 +498,6 @@ static PWNetEnumerator _createConnectedEnumerator(DWORD dwScope, DWORD
dwType,
return ret;
}
-#ifdef __REACTOS__
static PWNetEnumerator _createRememberedEnumerator(DWORD dwScope, DWORD dwType,
HKEY remembered)
{
@@ -551,7 +511,6 @@ static PWNetEnumerator _createRememberedEnumerator(DWORD dwScope,
DWORD dwType,
}
return ret;
}
-#endif
/* Thunks the array of wide-string LPNETRESOURCEs lpNetArrayIn into buffer
* lpBuffer, with size *lpBufferSize. lpNetArrayIn contains *lpcCount entries
@@ -918,10 +877,6 @@ DWORD WINAPI WNetOpenEnumW( DWORD dwScope, DWORD dwType, DWORD
dwUsage,
ret = *lphEnum ? WN_SUCCESS : WN_OUT_OF_MEMORY;
break;
case RESOURCE_REMEMBERED:
-#ifndef __REACTOS__
- *lphEnum = _createNullEnumerator();
- ret = *lphEnum ? WN_SUCCESS : WN_OUT_OF_MEMORY;
-#else
{
HKEY remembered, user_profile;
@@ -939,7 +894,6 @@ DWORD WINAPI WNetOpenEnumW( DWORD dwScope, DWORD dwType, DWORD
dwUsage,
RegCloseKey(user_profile);
}
}
-#endif
break;
default:
WARN("unknown scope 0x%08x\n", dwScope);
@@ -1446,36 +1400,39 @@ static DWORD _enumerateConnectedW(PWNetEnumerator enumerator,
DWORD* user_count,
return ret;
}
-#ifdef __REACTOS__
-static const WCHAR connectionType[] = {
'C','o','n','n','e','c','t',
- 'i','o','n','T','y','p','e',0
};
-static const WCHAR providerName[] = {
'P','r','o','v','i','d','e','r',
- 'N','a','m','e',0 };
-static const WCHAR remotePath[] = {
'R','e','m','o','t','e','P',
- 'a','t','h',0 };
+static const WCHAR connectionType[] = {
'C','o','n','n','e','c','t','i','o','n','T','y','p','e',0
};
+static const WCHAR providerName[] = {
'P','r','o','v','i','d','e','r','N','a','m','e',0
};
+static const WCHAR remotePath[] = {
'R','e','m','o','t','e','P','a','t','h',0
};
+
+static WCHAR *get_reg_str(HKEY hkey, const WCHAR *value, DWORD *len)
+{
+ DWORD type;
+ WCHAR *ret = NULL;
+
+ if (!RegQueryValueExW(hkey, value, NULL, &type, NULL, len) && type ==
REG_SZ)
+ {
+ if (!(ret = HeapAlloc(GetProcessHeap(), 0, *len))) return NULL;
+ RegQueryValueExW(hkey, value, 0, 0, (BYTE *)ret, len);
+ }
+
+ return ret;
+}
static DWORD _enumeratorRememberedW(PWNetEnumerator enumerator, DWORD* user_count,
void* user_buffer, DWORD* user_size)
{
HKEY registry, connection;
WCHAR buffer[255];
- DWORD index, ret, type, len, size, provider_size, remote_size, full_size,
total_count, size_left = *user_size;
+ LONG size_left;
+ DWORD index, ret, type, len, size, registry_size, full_size = 0, total_count;
NETRESOURCEW * net_buffer = user_buffer;
- WCHAR * str;
-
- if (!enumerator)
- return WN_BAD_POINTER;
- if (enumerator->enumType != WNET_ENUMERATOR_TYPE_REMEMBERED)
- return WN_BAD_VALUE;
- if (!user_count || !user_buffer || !user_size)
- return WN_BAD_POINTER;
- if (!providerTable)
- return WN_NO_NETWORK;
+ WCHAR * str, * registry_string;
- /* We will do the work in a single loop, so here is some things:
+ /* we will do the work in a single loop, so here is some things:
* we write netresource at the begin of the user buffer
* we write strings at the end of the user buffer
*/
+ size_left = *user_size;
total_count = 0;
type = enumerator->dwType;
registry = enumerator->specific.remembered.registry;
@@ -1490,24 +1447,12 @@ static DWORD _enumeratorRememberedW(PWNetEnumerator enumerator,
DWORD* user_coun
break;
}
- if (size_left < sizeof(NETRESOURCEW))
- {
- ret = WN_MORE_DATA;
- break;
- }
-
len = ARRAY_SIZE(buffer);
ret = RegEnumKeyExW(registry, index, buffer, &len, NULL, NULL, NULL, NULL);
if (ret != ERROR_SUCCESS)
{
- /* We're done, that's a success! */
- if (ret == ERROR_NO_MORE_ITEMS)
- {
- ret = WN_SUCCESS;
- break;
- }
-
- continue;
+ if (ret == ERROR_NO_MORE_ITEMS) ret = WN_SUCCESS;
+ break;
}
if (RegOpenKeyExW(registry, buffer, 0, KEY_READ, &connection) !=
ERROR_SUCCESS)
@@ -1515,80 +1460,84 @@ static DWORD _enumeratorRememberedW(PWNetEnumerator enumerator,
DWORD* user_coun
continue;
}
- size = sizeof(DWORD);
- RegQueryValueExW(connection, connectionType, NULL, NULL, (BYTE
*)&net_buffer->dwType, &size);
- if (type != RESOURCETYPE_ANY && net_buffer->dwType != type)
- {
- RegCloseKey(connection);
- continue;
- }
-
- net_buffer->dwScope = RESOURCE_REMEMBERED;
- net_buffer->dwDisplayType = RESOURCEDISPLAYTYPE_GENERIC;
- net_buffer->dwUsage = RESOURCEUSAGE_CONNECTABLE;
-
+ full_size = sizeof(NETRESOURCEW);
size_left -= sizeof(NETRESOURCEW);
- /* Compute the whole size */
- full_size = 0;
- if (RegQueryValueExW(connection, providerName, NULL, NULL, NULL,
&provider_size) != ERROR_SUCCESS)
+ if (size_left > 0)
{
- RegCloseKey(connection);
- continue;
- }
- full_size += provider_size;
+ size = sizeof(DWORD);
+ RegQueryValueExW(connection, connectionType, NULL, NULL, (BYTE
*)&net_buffer->dwType, &size);
+ if (type != RESOURCETYPE_ANY && net_buffer->dwType != type)
+ {
+ size_left += sizeof(NETRESOURCEW);
+ RegCloseKey(connection);
+ continue;
+ }
- if (RegQueryValueExW(connection, remotePath, NULL, NULL, NULL, &remote_size)
!= ERROR_SUCCESS)
- {
- RegCloseKey(connection);
- continue;
+ net_buffer->dwScope = RESOURCE_REMEMBERED;
+ net_buffer->dwDisplayType = RESOURCEDISPLAYTYPE_GENERIC;
+ net_buffer->dwUsage = RESOURCEUSAGE_CONNECTABLE;
}
- full_size += remote_size;
+ else
+ ret = WN_MORE_DATA;
/* FIXME: this only supports drive letters */
full_size += 3 * sizeof(WCHAR);
- if (full_size > size_left)
+ size_left -= 3 * sizeof(WCHAR);
+ if (size_left > 0)
{
- RegCloseKey(connection);
- ret = WN_MORE_DATA;
- break;
+ str -= 3;
+ str[0] = buffer[0];
+ str[1] = ':';
+ str[2] = 0;
+ net_buffer->lpLocalName = str;
}
- str -= 3;
- str[0] = buffer[0];
- str[1] = L':';
- str[2] = 0;
- net_buffer->lpLocalName = str;
- size_left -= 3 * sizeof(WCHAR);
-
- size = provider_size;
- str -= (provider_size / sizeof(WCHAR));
- ret = RegQueryValueExW(connection, providerName, NULL, NULL, (BYTE *)str,
&size);
- if (ret == ERROR_MORE_DATA)
+ registry_size = 0;
+ registry_string = get_reg_str(connection, providerName, ®istry_size);
+ if (registry_string)
{
- RegCloseKey(connection);
- ret = WN_MORE_DATA;
- break;
+ full_size += registry_size;
+ size_left -= registry_size;
+
+ if (size_left > 0)
+ {
+ str -= (registry_size / sizeof(WCHAR));
+ lstrcpyW(str, registry_string);
+ net_buffer->lpProvider = str;
+ }
+ else
+ ret = WN_MORE_DATA;
+
+ HeapFree(GetProcessHeap(), 0, registry_string);
}
- net_buffer->lpProvider = str;
- size_left -= size;
- size = remote_size;
- str -= (remote_size / sizeof(WCHAR));
- ret = RegQueryValueExW(connection, remotePath, NULL, NULL, (BYTE *)str,
&size);
- if (ret == ERROR_MORE_DATA)
+ registry_size = 0;
+ registry_string = get_reg_str(connection, remotePath, ®istry_size);
+ if (registry_string)
{
- RegCloseKey(connection);
- ret = WN_MORE_DATA;
- break;
+ full_size += registry_size;
+ size_left -= registry_size;
+
+ if (size_left > 0)
+ {
+ str -= (registry_size / sizeof(WCHAR));
+ lstrcpyW(str, registry_string);
+ net_buffer->lpRemoteName = str;
+ }
+ else
+ ret = WN_MORE_DATA;
+
+ HeapFree(GetProcessHeap(), 0, registry_string);
}
- net_buffer->lpRemoteName = str;
- size_left -= size;
RegCloseKey(connection);
net_buffer->lpComment = NULL;
+ if (size_left < 0)
+ break;
+
++total_count;
++net_buffer;
}
@@ -1606,7 +1555,6 @@ static DWORD _enumeratorRememberedW(PWNetEnumerator enumerator,
DWORD* user_coun
return ret;
}
-#endif
/*********************************************************************
* WNetEnumResourceW [MPR.@]
@@ -1637,11 +1585,6 @@ DWORD WINAPI WNetEnumResourceW( HANDLE hEnum, LPDWORD lpcCount,
switch (enumerator->enumType)
{
-#ifndef __REACTOS__
- case WNET_ENUMERATOR_TYPE_NULL:
- ret = WN_NO_MORE_ENTRIES;
- break;
-#endif
case WNET_ENUMERATOR_TYPE_GLOBAL:
ret = _enumerateGlobalW(enumerator, lpcCount, lpBuffer,
lpBufferSize);
@@ -1658,12 +1601,10 @@ DWORD WINAPI WNetEnumResourceW( HANDLE hEnum, LPDWORD lpcCount,
ret = _enumerateConnectedW(enumerator, lpcCount, lpBuffer,
lpBufferSize);
break;
-#ifdef __REACTOS__
case WNET_ENUMERATOR_TYPE_REMEMBERED:
ret = _enumeratorRememberedW(enumerator, lpcCount, lpBuffer,
lpBufferSize);
break;
-#endif
default:
WARN("bogus enumerator type!\n");
ret = WN_NO_NETWORK;
@@ -1691,11 +1632,6 @@ DWORD WINAPI WNetCloseEnum( HANDLE hEnum )
switch (enumerator->enumType)
{
-#ifndef __REACTOS__
- case WNET_ENUMERATOR_TYPE_NULL:
- ret = WN_SUCCESS;
- break;
-#endif
case WNET_ENUMERATOR_TYPE_GLOBAL:
if (enumerator->specific.net)
_freeEnumNetResource(enumerator->specific.net);
@@ -1720,12 +1656,10 @@ DWORD WINAPI WNetCloseEnum( HANDLE hEnum )
HeapFree(GetProcessHeap(), 0, handles);
ret = WN_SUCCESS;
break;
-#ifdef __REACTOS__
case WNET_ENUMERATOR_TYPE_REMEMBERED:
RegCloseKey(enumerator->specific.remembered.registry);
ret = WN_SUCCESS;
break;
-#endif
default:
WARN("bogus enumerator type!\n");
ret = WN_BAD_HANDLE;
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Pierre Schweitzer