Windows 3.1 Device Drivers (ddag31qh.hlp) (Table of Contents; Topic list)
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LFNFindFirst
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WORD LFNFindFirst(lpFileSpec, wAttr, lpnEntries, lphDir, cbBuffer,
                  lpFindBuf)
LPSTR lpFileSpec;
WORD wAttr;
LPINT lpnEntries;
LPINT lphDir;
WORD cbBuffer;
PFINDFILEBUF2 lpFindBuf;
 
The LFNFindFirst function searches for the first occurrence of a file
matching the specification in the lpFileSpec parameter.
 
Parameter   Description
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lpFileSpec  Points to a null-terminated string specifying the name of a file
            or files to search for.
 
wAttr       Specifies what types of files (directories, hidden files, and so
            on) should be included in the file enumeration. It is defined
            the same way as the corresponding parameter to the MS-DOS Find
            First File (Interrupt 21h, Function 4Eh) function.
 
lpnEntries  Points to a 16-bit variable containing the maximum number of
            files to return. Upon successful return, this 16-bit variable is
            updated with the number of files actually returned in the
            buffer.
 
lphDir      Points to a 16-bit variable that receives a handle. The handle
            is used on subsequent calls to the LFNFindNext function. This
            handle can be freed using the LFNFindClose function.
 
cbBuffer    Specifies the size (in bytes) of the structure pointed to by the
            lpFindBuf parameter.
 
lpFindBuf   Points to a FILEFINDBUF2 structure that receives information
            about files.
 
Return Value
 
The return value is one of the following values.
 
Value  Meaning
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0      Success.
 
2      File not found.
 
3      Path not found.
 
18     No more files to be found.
 
Comments
 
The export ordinal for this function is 100.
 
See Also
 
LFNFindClose, LFNFindNext, FILEFINDBUF2