FreeRDP/client/Windows/wf_defaults.c
akallabeth 5799fb2018 Replace ConvertFromUnicode and ConvertToUnicode
* Use new ConvertUtf8ToWChar, ConvertUtf8NToWChar,
  ConvertUtf8ToWCharAlloc and ConvertUtf8NToWCharAlloc
* Use new ConvertWCharToUtf8, ConvertWCharNToUtf8,
  ConvertWCharToUtf8Alloc and ConvertWCharNToUtf8Alloc
* Use new Stream UTF16 to/from UTF8 read/write functions
* Use new settings UTF16 to/from UTF8 read/write functions
2022-11-28 10:42:36 +01:00

120 lines
2.8 KiB
C

/**
* FreeRDP: A Remote Desktop Protocol Implementation
*
* Copyright 2022 Stefan Koell
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include <windows.h>
#include <wincred.h>
#include <stdio.h>
#include <malloc.h>
#include <freerdp/settings.h>
static PCWSTR ValidateString(const BYTE* pb, ULONG cb)
{
if (!pb || !cb)
return 0;
if (cb % sizeof(WCHAR) != 0)
return 0;
if (*(WCHAR*)(pb + cb - sizeof(WCHAR)))
return 0;
return (PCWSTR)pb;
}
static void AddDefaultSettings_I(rdpSettings* settings, size_t idHostname, size_t idUsername,
size_t idPassword)
{
static const PSTR TERMSRV = "TERMSRV/%s";
PSTR TargetName = 0;
PSTR UserName = 0;
PSTR Password = 0;
PWSTR UserNameW = 0;
PWSTR PasswordW = 0;
PWSTR TargetNameW = 0;
PWSTR ServerHostnameW = 0;
PCREDENTIALW Credential = { 0 };
PCSTR ServerHostname = freerdp_settings_get_string(settings, idHostname);
if (!ServerHostname)
return;
BOOL bExistUserName = freerdp_settings_get_string(settings, idUsername) != 0;
BOOL bExistPassword = freerdp_settings_get_string(settings, idPassword) != 0;
if (bExistUserName && bExistPassword)
return;
int len = _snprintf(TargetName, 0, TERMSRV, ServerHostname);
len++;
TargetName = (PSTR)malloc(len);
if (!TargetName)
goto fail;
_snprintf(TargetName, len, TERMSRV, ServerHostname);
TargetName[len - 1] = 0;
TargetNameW = ConvertUtf8ToWCharAlloc(TargetName, NULL);
if (!TargetNameW)
goto fail;
if (!CredReadW(TargetNameW, CRED_TYPE_GENERIC, 0, &Credential))
goto fail;
if (!bExistPassword)
{
PasswordW = ValidateString(Credential->CredentialBlob, Credential->CredentialBlobSize);
if (PasswordW)
{
if (!freerdp_settings_set_string_from_utf16(settings, idPassword, PasswordW))
goto fail;
}
}
if (!bExistUserName)
{
UserNameW = Credential->UserName;
if (UserNameW)
{
if (!freerdp_settings_set_string_from_utf16(settings, idUsername, UserNameW))
goto fail;
}
}
fail:
CredFree(Credential);
free(TargetName);
free(TargetNameW);
free(ServerHostnameW);
free(UserName);
free(Password);
return;
}
void WINAPI AddDefaultSettings(rdpSettings* settings)
{
AddDefaultSettings_I(settings, FreeRDP_ServerHostname, FreeRDP_Username, FreeRDP_Password);
AddDefaultSettings_I(settings, FreeRDP_GatewayHostname, FreeRDP_GatewayUsername,
FreeRDP_GatewayPassword);
}