77 lines
1.6 KiB
C
77 lines
1.6 KiB
C
/*
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* Win32 advapi functions
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*
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* Copyright 1995 Sven Verdoolaege
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*/
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#include <errno.h>
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#include <stdio.h>
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#include <unistd.h>
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#include <string.h>
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#include <pwd.h>
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#include "winbase.h"
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#include "windef.h"
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#include "winnls.h"
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#include "winerror.h"
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#include "debugtools.h"
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DEFAULT_DEBUG_CHANNEL(advapi);
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/******************************************************************************
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* GetUserNameA [ADVAPI32.@]
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*
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* NOTE: lpSize returns the total length of the username, including the
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* terminating null character.
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*/
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BOOL WINAPI
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GetUserNameA( LPSTR lpszName, LPDWORD lpSize )
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{
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size_t len;
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char *name;
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struct passwd *pwd = getpwuid( getuid() );
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if (!pwd)
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{
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ERR("Username lookup failed: %s\n", strerror(errno));
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return 0;
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}
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name = pwd->pw_name;
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/* We need to include the null character when determining the size of the buffer. */
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len = strlen(name) + 1;
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if (len > *lpSize)
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{
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SetLastError(ERROR_MORE_DATA);
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*lpSize = len;
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return 0;
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}
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*lpSize = len;
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strcpy(lpszName, name);
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return 1;
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}
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/******************************************************************************
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* GetUserNameW [ADVAPI32.@]
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*
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* PARAMS
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* lpszName []
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* lpSize []
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*/
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BOOL WINAPI
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GetUserNameW( LPWSTR lpszName, LPDWORD lpSize )
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{
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LPSTR name = (LPSTR)HeapAlloc( GetProcessHeap(), 0, *lpSize );
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DWORD size = *lpSize;
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BOOL res = GetUserNameA(name,lpSize);
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/* FIXME: should set lpSize in WCHARs */
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if (size && !MultiByteToWideChar( CP_ACP, 0, name, -1, lpszName, size ))
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lpszName[size-1] = 0;
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HeapFree( GetProcessHeap(), 0, name );
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return res;
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}
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