130 lines
2.5 KiB
C++
130 lines
2.5 KiB
C++
// Copyright (c) 2000 Microsoft Corporation
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//
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// Wrappers of wincrui.h APIs
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//
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// 19 July 2000 sburns
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#include "headers.hxx"
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#include "CredentialUiHelpers.hpp"
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String
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CredUi::GetUsername(HWND credControl)
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{
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// LOG_FUNCTION(CredUi::GetUsername);
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ASSERT(Win::IsWindow(credControl));
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String result;
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size_t length = Credential_GetUserNameLength(credControl);
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if (length)
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{
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result.resize(length + 1, 0);
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BOOL succeeded =
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Credential_GetUserName(credControl,
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const_cast<WCHAR*>(result.c_str()),
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length);
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ASSERT(succeeded);
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if (succeeded)
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{
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result.resize(wcslen(result.c_str()));
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}
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else
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{
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result.erase();
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}
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}
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// LOG(result);
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return result;
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}
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EncodedString
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CredUi::GetPassword(HWND credControl)
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{
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LOG_FUNCTION(CredUi::GetPassword);
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ASSERT(Win::IsWindow(credControl));
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EncodedString result;
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// add 1 for super-paranoid null terminator.
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size_t length = Credential_GetPasswordLength(credControl) + 1;
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if (length)
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{
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WCHAR* cleartext = new WCHAR[length];
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::ZeroMemory(cleartext, sizeof(WCHAR) * length);
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BOOL succeeded =
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Credential_GetPassword(
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credControl,
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cleartext,
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length - 1);
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ASSERT(succeeded);
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result.Encode(cleartext);
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// make sure we scribble out the cleartext.
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::ZeroMemory(cleartext, sizeof(WCHAR) * length);
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delete[] cleartext;
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}
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// don't log the password...
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return result;
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}
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HRESULT
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CredUi::SetUsername(HWND credControl, const String& username)
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{
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LOG_FUNCTION(CredUi::SetUsername);
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ASSERT(Win::IsWindow(credControl));
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HRESULT hr = S_OK;
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// username may be empty
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BOOL succeeded = Credential_SetUserName(credControl, username.c_str());
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ASSERT(succeeded);
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// BUGBUG what if it failed? Is GetLastError valid?
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return hr;
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}
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HRESULT
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CredUi::SetPassword(HWND credControl, const EncodedString& password)
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{
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LOG_FUNCTION(CredUi::SetPassword);
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ASSERT(Win::IsWindow(credControl));
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HRESULT hr = S_OK;
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// password may be empty
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WCHAR* cleartext = password.GetDecodedCopy();
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BOOL succeeded = Credential_SetPassword(credControl, cleartext);
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ASSERT(succeeded);
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::ZeroMemory(cleartext, sizeof(WCHAR) * password.GetLength());
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delete[] cleartext;
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// BUGBUG what if it failed? Is GetLastError valid?
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return hr;
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}
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