Long file name API services

INTRO
This short note describes API calls supported by LFN Services 
Both Windows 9X LFN API as well as private API are documented

Windows 9X LFN API
The following API calls are handled

GET_LAST_ACCESS_DATE		AX = 5704h     supported	
SET_LAST_ACCESS_DATE		AX = 5705h     supported
GET_CREATION_DATE		AX = 5706h     supported
SET_CREATION_DATE		AX = 5707h     supported
LONG_RESET_DRIVE		AX = 710Dh     supported
LONG_CREATE_DIRECTORY           AX = 7139h     supported
LONG_REMOVE_DIRECTORY           AX = 713Ah     supported
LONG_SET_CURRENT_DIRECTORY      AX = 713Bh     supported
LONG_DELETE_FILE                AX = 7141h     supported
LONG_GET_SET_FILE_ATTR          AX = 7143h     supported
LONG_GET_CURRENT_DIRECTORY      AX = 7147h     supported
LONG_FIND_FIRST                 AX = 714Eh     supported
LONG_FIND_NEXT                  AX = 714Fh     supported
LONG_RENAME_FILE                AX = 7156h     supported
LONG_TRUENAME                   AX = 7160h     supported
LONG_CREATE_FILE                AX = 716Ch     supported
LONG_GET_VOLUME_INFORMATION     AX = 71A0h     supported
LONG_FIND_CLOSE                	AX = 71A1h     supported
LONG_FIND_NEXT_EXT              AX = 71A2h     supported
LONG_GET_FILE_INFORMATION       AX = 71A6h     supported
LONG_CONVERT_TIME    	        AX = 71A7h     supported
LONG_GENERATE_SHORT_NAME        AX = 71A8h     supported
LONG_SERVER_CREATE_FILE         AX = 71A9h     supported
LONG_HANDLE_SUBST               AX = 71AAh     supported

These calls are also supported
W95_GET_COMPRESSED_FILE_SIZE		AX = 4302h
W95_EXT_LENGTH_FILENAME_OPERATIONS	AX = 43FFh	
	CREATE_DIRECTORY	CL = 39h
	RENAME_FILE       	CL = 56h

Auxillary calls
SET_CURRENT_DIRECTORY     	AX = 3B00h  	sets current working directory

Private API
Do not rely on this API as it may be changed in the future
LFNSRV_API			AX = 7171h
	LFNSRV_GET_LOADER_INFO	BX = 0001h
AX	handle to lfnsrv VDD
BX	loader build info (same as build of lfnsrv VDD)
CX	magic value
DS:DX	old int 21h entry (before hooked by the loader)

	LFNSRV_SET_SFT_INFO	BX = 0003h
ES:DI	pointer to SFT table


