// ===========================================================================
//	UAMNetwork.h 				© 1998 Microsoft Corp. All rights reserved.
// ===========================================================================

#pragma once

#include "UAMUtils.h"

#define kDDPPacketLength	576		//The size of one packet
#define kAFPIconSize		128		//Black & white icons are 128 bytes

//
//Pascal style strings used to determine supported UAMs.
//
#define PSTR_AFPVersion22		"\pAFP2.2"
#define PSTR_AFPVersionOfChoice	"\pAFPVersion 2.1"
#define PSTR_ClearTextLogin		"\pCleartxt Passwrd"
#define PSTR_GuestLogin			"\pNo User Authent"
#define PSTR_EncryptedLogin1_0	"\pMicrosoft V1.0"
#define PSTR_EncryptedLogin2_0	"\pMS2.0"

#define kOneWayEncryptedArgSize					16
#define kServerChallengeMaxLen					8
#define kServerChallengeExtCharMapTableSize		128
#define kStartingExtendedCharValue				0x80
#define kIllegalMappedExtChar					0xFF
#define UAM_USERNAMELEN							33
#define UAM_CLRTXTPWDLEN						14
#define UAM_ENCRYPTEDPWLEN						32

//
//Mac's time is based from January 1, 1904 while a server's is based on the
//year 2000. Below is the difference between the two for conversion and a
//macro to make life easier.
//
#define NUM_SECS_FROM_1904_TO_2000 	3029529600
#define LOCAL_TIME(serverTime)		(NUM_SECS_FROM_1904_TO_2000 + serverTime)


typedef unsigned char PassWord[8];

//
//Struct for accessing server info after a ASPGetStatus call. This is the
//header information provided from the call. See Inside Appletalk p. 13-95/97
//
typedef struct
{
	short		machineTypeOffset;
	short		afpVersionOffset;
	short		supportedUAMOffset;
	short		volumeIconOffset;
	short		serverFlags;
}ServerInfoReplyBlock, *ServerInfoReplyBlockP;


//FPGetSrvrInfo() server flags bit values
typedef enum {
	kSupportsCopyFile			= 0x1,
	kSupportsChngPswd			= 0x2,
	kDontAllowSavePwd			= 0x4,
	kSupportsSrvrMsgs			= 0x8,
	kSupportsSrvrSig			= 0x10,
	kSupportsTCPIP				= 0x20,
	kSupportsSrvrNotification	= 0x40
}ServerStatusReplyFlags;


//
//Enums for supported UAMs on the server.
//
enum {
	kGuestSupported				= 0x1,
	kClearTxtSupported			= 0x2,
	kMSUAMSupported				= 0x4,
	kMSUAM_V2_Supported			= 0x8
};


//
//The reply block returned when using MSUAM.
//
typedef struct _MSUAMLoginReplyBlock
{
	char	serverChallenge[kServerChallengeMaxLen];
	char 	serverExtCharMapTable[kServerChallengeExtCharMapTableSize];
}MSUAMLoginReplyBlock;

//
//Prototypes for UAMNetwork live here.
//
void 		UAM_GetSupportedUAMS(ServerInfoReplyBlockP inReplyInfo, long *ioSupported);
Boolean 	UAM_MapCharactersIntoHostSet(char *szTarg, char *mappingTbl);
void 		UAM_CryptEncrypt(char *inClearPassword, char *inServerChallenge, char *outEncryptPW);
void 		UAM_DoublePasswordEncrypt(char *inCPPassword, char *inCPKeyPass, char *outDest);