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[NETCFGX] Create unique network connection names

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This commit is contained in:
Eric Kohl 2021-05-30 21:12:58 +02:00
parent a8ed286c86
commit 7b970c67a8
1 changed files with 74 additions and 9 deletions
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83
dll/win32/netcfgx/installer.c
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@ -4,10 +4,11 @@
* FILE: dll/win32/netcfgx/installer.c
* PURPOSE: Network devices installer
*
* PROGRAMMERS: Hervé Poussineau (hpoussin@reactos.org)
* PROGRAMMERS: Hervé Poussineau (hpoussin@reactos.org)
*/
#include "precomp.h"
#include <strsafe.h>
/* Append a REG_SZ to an existing REG_MULTI_SZ string in the registry.
@ -89,6 +90,59 @@ cleanup:
return rc;
}
static
DWORD
GetUniqueConnectionName(
_In_ HKEY hNetworkKey,
_Out_ PWSTR *ppszNameBuffer)
{
int Length = 0;
PWSTR pszDefaultName = NULL;
PWSTR pszNameBuffer = NULL;
DWORD dwSubKeys = 0;
DWORD dwError;
TRACE("GetNewConnectionName()\n");
Length = LoadStringW(netcfgx_hInstance, IDS_NET_CONNECT, (LPWSTR)&pszDefaultName, 0);
if (Length == 0)
{
pszDefaultName = L"Network Connection";
Length = wcslen(pszDefaultName);
}
TRACE("Length %d\n", Length);
dwError = RegQueryInfoKeyW(hNetworkKey,
NULL, NULL, NULL, &dwSubKeys,
NULL, NULL, NULL, NULL, NULL, NULL, NULL);
if (dwError != ERROR_SUCCESS)
{
ERR("RegQueryInfoKeyW: Error %lu\n", dwError);
return dwError;
}
TRACE("Adapter Count: %lu\n", dwSubKeys);
pszNameBuffer = HeapAlloc(GetProcessHeap(),
HEAP_ZERO_MEMORY,
(Length + ((dwSubKeys != 0) ? 6 : 1)) * sizeof(WCHAR));
if (pszNameBuffer == NULL)
{
return ERROR_OUTOFMEMORY;
}
if (dwSubKeys != 0)
StringCchPrintfW(pszNameBuffer, Length + 6, L"%.*s %lu", Length, pszDefaultName, dwSubKeys + 1);
else
StringCchPrintfW(pszNameBuffer, Length + 1, L"%.*s", Length, pszDefaultName);
TRACE("Adapter Name: %S\n", pszNameBuffer);
*ppszNameBuffer = pszNameBuffer;
return ERROR_SUCCESS;
}
static
DWORD
@ -110,7 +164,7 @@ InstallNetDevice(
HKEY hLinkageKey = NULL;
HKEY hConnectionKey = NULL;
DWORD dwShowIcon, dwLength, dwValue;
WCHAR szBuffer[300];
PWSTR pszNameBuffer = NULL;
PWSTR ptr;
DeviceInstallParams.cbSize = sizeof(DeviceInstallParams);
@ -336,13 +390,28 @@ InstallNetDevice(
hKey = NULL;
/* Write connection information in network subkey */
rc = RegCreateKeyExW(HKEY_LOCAL_MACHINE, L"SYSTEM\\CurrentControlSet\\Control\\Network\\{4D36E972-E325-11CE-BFC1-08002BE10318}", 0, NULL, REG_OPTION_NON_VOLATILE, KEY_CREATE_SUB_KEY, NULL, &hNetworkKey, NULL);
rc = RegCreateKeyExW(HKEY_LOCAL_MACHINE,
L"SYSTEM\\CurrentControlSet\\Control\\Network\\{4D36E972-E325-11CE-BFC1-08002BE10318}",
0,
NULL,
REG_OPTION_NON_VOLATILE,
KEY_CREATE_SUB_KEY | KEY_QUERY_VALUE,
NULL,
&hNetworkKey,
NULL);
if (rc != ERROR_SUCCESS)
{
ERR("RegCreateKeyExW() failed with error 0x%lx\n", rc);
goto cleanup;
}
rc = GetUniqueConnectionName(hNetworkKey, &pszNameBuffer);
if (rc != ERROR_SUCCESS)
{
ERR("GetUniqueConnectionName() failed with error 0x%lx\n", rc);
goto cleanup;
}
rc = RegCreateKeyExW(hNetworkKey, UuidString, 0, NULL, REG_OPTION_NON_VOLATILE, KEY_CREATE_SUB_KEY, NULL, &hKey, NULL);
if (rc != ERROR_SUCCESS)
{
@ -359,12 +428,7 @@ InstallNetDevice(
goto cleanup;
}
if (!LoadStringW(netcfgx_hInstance, IDS_NET_CONNECT, szBuffer, sizeof(szBuffer)/sizeof(WCHAR)))
{
wcscpy(szBuffer, L"Network Connection");
}
rc = RegSetValueExW(hConnectionKey, L"Name", 0, REG_SZ, (const BYTE*)szBuffer, (wcslen(szBuffer) + 1) * sizeof(WCHAR));
rc = RegSetValueExW(hConnectionKey, L"Name", 0, REG_SZ, (const BYTE*)pszNameBuffer, (wcslen(pszNameBuffer) + 1) * sizeof(WCHAR));
if (rc != ERROR_SUCCESS)
{
ERR("RegSetValueExW() failed with error 0x%lx\n", rc);
@ -423,6 +487,7 @@ InstallNetDevice(
rc = ERROR_SUCCESS;
cleanup:
HeapFree(GetProcessHeap(), 0, pszNameBuffer);
HeapFree(GetProcessHeap(), 0, InstanceId);
HeapFree(GetProcessHeap(), 0, ComponentId);
HeapFree(GetProcessHeap(), 0, DeviceName);