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125 lines
3.1 KiB
C
125 lines
3.1 KiB
C
/*
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* Win32 kernel functions
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*
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* Copyright 1995 Martin von Loewis and Cameron Heide
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*/
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#include <errno.h>
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#include "windef.h"
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#include "winerror.h"
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/* The errno_xlat_table contains the errno-to-Win32 error
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* mapping. Since this is a single table, it can't easily
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* take into account function-specific differences, so there
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* will probably be quite a few points where we don't exactly
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* match what NT would return. Then again, neither does
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* Windows 95. :-)
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*/
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typedef struct {
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int err;
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DWORD win32err;
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} ERRNO_XLAT_TABLE;
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/* The table looks pretty ugly due to the preprocessor stuff,
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* but I honestly have no idea how many of these values are
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* portable. I'm not even sure how many of them are even
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* used at all. :-)
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*/
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static ERRNO_XLAT_TABLE errno_xlat_table[] = {
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#if defined(EPERM)
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{ EPERM, ERROR_ACCESS_DENIED },
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#endif
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#if defined(ENOENT)
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{ ENOENT, ERROR_FILE_NOT_FOUND },
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#endif
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#if defined(ESRCH)
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{ ESRCH, ERROR_INVALID_PARAMETER },
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#endif
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#if defined(EIO)
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{ EIO, ERROR_IO_DEVICE },
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#endif
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#if defined(ENOEXEC)
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{ ENOEXEC, ERROR_BAD_FORMAT },
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#endif
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#if defined(EBADF)
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{ EBADF, ERROR_INVALID_HANDLE },
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#endif
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#if defined(ENOMEM)
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{ ENOMEM, ERROR_OUTOFMEMORY },
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#endif
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#if defined(EACCES)
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{ EACCES, ERROR_ACCESS_DENIED },
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#endif
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#if defined(EBUSY)
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{ EBUSY, ERROR_BUSY },
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#endif
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#if defined(EEXIST)
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{ EEXIST, ERROR_FILE_EXISTS },
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#endif
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#if defined(ENODEV)
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{ ENODEV, ERROR_BAD_DEVICE },
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#endif
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#if defined(EINVAL)
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{ EINVAL, ERROR_INVALID_PARAMETER },
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#endif
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#if defined(EMFILE)
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{ EMFILE, ERROR_TOO_MANY_OPEN_FILES },
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#endif
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#if defined(ETXTBSY)
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{ ETXTBSY, ERROR_BUSY, },
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#endif
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#if defined(ENOSPC)
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{ ENOSPC, ERROR_DISK_FULL },
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#endif
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#if defined(ESPIPE)
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{ ESPIPE, ERROR_SEEK_ON_DEVICE },
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#endif
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#if defined(EPIPE)
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{ EPIPE, ERROR_BROKEN_PIPE },
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#endif
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#if defined(EDEADLK)
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{ EDEADLK, ERROR_POSSIBLE_DEADLOCK },
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#endif
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#if defined(ENAMETOOLONG)
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{ ENAMETOOLONG, ERROR_FILENAME_EXCED_RANGE },
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#endif
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#if defined(ENOTEMPTY)
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{ ENOTEMPTY, ERROR_DIR_NOT_EMPTY },
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#endif
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{ -1, 0 }
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};
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DWORD ErrnoToLastError(int errno_num)
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{
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DWORD rc = ERROR_UNKNOWN;
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int i = 0;
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while(errno_xlat_table[i].err != -1)
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{
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if(errno_xlat_table[i].err == errno_num)
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{
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rc = errno_xlat_table[i].win32err;
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break;
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}
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i++;
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}
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return rc;
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}
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int LastErrorToErrno(DWORD lasterror)
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{
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int rc = 0; /* no error */
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int i = 0;
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while(errno_xlat_table[i].err != -1)
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{
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if(errno_xlat_table[i].win32err == lasterror )
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{
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rc = errno_xlat_table[i].err;
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break;
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}
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i++;
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}
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return rc;
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}
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