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/*
Copyright (C) SEIKO EPSON CORPORATION 2002-2003. All Rights Reserved.
3-3-5, Owa, Suwa-shi Nagano-ken, 392-8502 Japan
Phone: +81-266-52-3131
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public
License as published by the Free Software Foundation; either
version 2 of the License, or (at your option) any later version.
This library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Library General Public License for more details.
You should have received a copy of the GNU Library General Public
License aint with this library; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#if !defined(__ECONPROTOCOL__)
#define __ECONPROTOCOL__
#include <stdint.h>
#define ECON_PORTNUMBER 3620
#define ECON_MAGICNUM_SIZE 4
#define ECON_IPADDRESS_SIZE 4
#define ECON_UNIQINFO_LENGTH 6
#define ECON_PROJNAME_MAXLEN 32
#define ECON_KEYWORD_MAXLEN 16
#define ECON_ENCRYPTION_MAXLEN 8
#ifdef LITTLE_ENDIAN_HOST
#define Swap16IfLE(s) \
((CARD16) ((((s) & 0xff) << 8) | (((s) >> 8) & 0xff)))
#define Swap32IfLE(l) \
((CARD32) ((((l) & 0xff000000) >> 24) | \
(((l) & 0x00ff0000) >> 8) | \
(((l) & 0x0000ff00) << 8) | \
(((l) & 0x000000ff) << 24)))
#else
#define Swap16IfLE(s) (s)
#define Swap32IfLE(l) (l)
#endif
#define ECON_MAGIC_NUMBER "EEMP"
#define ECON_PROTO_VERSION "0100"
#define ECON_PROTOVER_MAXLEN 4
enum e_proj_state {
E_PSTAT_NOUSE = 1,
E_PSTAT_USING = 2,
E_PSTAT_APPUSING = 3
};
enum _e_EmpCommand {
E_CMD_EASYSEARCH = 1,
E_CMD_IPSEARCH = 2,
E_CMD_CLIENTINFO = 3,
E_CMD_REQCONNECT = 4,
E_CMD_CONNECTED = 5,
E_CMD_REQRESTART = 6,
E_CMD_FINISHRESTART = 7,
E_CMD_DISCONCLIENT = 8,
E_CMD_INTERRUPT = 9,
E_CMD_KEEPALIVE = 10,
E_CMD_SENDREQUESTS = 12,
E_CMD_CLIENTERROR = 13,
E_CMD_RESENDFULLSCRID = 14,
E_CMD_DISPLAYWAIT = 15,
E_CMD_SENDKEY = 16,
E_CMD_22 = 22,
E_CMD_25 = 25
};
enum _e_ProjType {
e_ptype_IM_X = 1,
e_ptype_IM_XP1 = 2,
e_pType_IM_XP4 = 3
};
enum _e_SendReq {
e_sendreq_OK = 1,
e_sendreq_NG = 2
};
enum _e_Keyword {
e_keyword_nouse = 0,
e_keyword_use = 1
};
enum _e_Encryption {
e_encrypt_nouse = 0,
e_encrypt_use = 1
};
enum _e_Error {
e_error_keyword = 0
};
typedef struct {
uint8_t bitsPerPixel;
uint8_t depth;
uint8_t bigEndian;
uint8_t trueColour;
uint16_t redMax;
uint16_t greenMax;
uint16_t blueMax;
uint8_t redShift;
uint8_t greenShift;
uint8_t blueShift;
uint8_t pad1;
uint16_t pad2;
} rfbPixelFormat;
typedef struct {
uint16_t framebufferWidth;
uint16_t framebufferHeight;
rfbPixelFormat format;
uint32_t nameLength;
} rfbServerInitMsg;
typedef struct {
char projName[ECON_PROJNAME_MAXLEN];
uint8_t projState;
uint8_t useKeyword;
uint8_t displayType;
uint8_t implicit_padding;
uint16_t unknown_field_1; /* value: 256 */
} e_command_clientinfo;
typedef struct {
uint8_t useEncryption;
uint8_t EncPassword[ECON_ENCRYPTION_MAXLEN];
uint8_t subnetMask[ECON_IPADDRESS_SIZE];
uint8_t gateAddress[ECON_IPADDRESS_SIZE];
uint8_t unknown_field_1; /* value: 0x02 */
uint8_t unknown_field_2; /* value: 0x01 */
uint8_t unknown_field_3; /* value: 0x03 */
rfbServerInitMsg vnesInitMsg;
} e_command_reqconnect;
typedef struct {
char projName[ECON_PROJNAME_MAXLEN];
uint8_t projState;
} e_command_connected;
typedef struct {
uint8_t errorNo;
} e_command_clienterror;
typedef struct {
uint32_t resendID;
} e_command_resendfullscrid;
typedef struct {
uint32_t keyID;
} e_command_sendkey;
typedef struct {
uint16_t unknown_field1;
uint16_t unknown_field2;
uint16_t width;
uint16_t height;
} e_command_cmd22;
typedef struct {
uint32_t unknown_field1;
uint32_t unknown_field2;
} e_command_cmd25;
struct econ_header {
char magicnum[ECON_MAGICNUM_SIZE];
char version[ECON_PROTOVER_MAXLEN];
uint8_t IPaddress[ECON_IPADDRESS_SIZE];
uint32_t commandID;
uint32_t datasize;
};
struct econ_command {
uint8_t recordCount;
uint8_t implicit_padding[3];
union e_commands {
e_command_clientinfo clientinfo;
e_command_reqconnect reqconnect;
e_command_connected connected;
e_command_clienterror clienterror;
e_command_resendfullscrid resendid;
e_command_sendkey sendkey;
e_command_cmd22 cmd22;
e_command_cmd25 cmd25;
} command;
};
struct econ_record {
uint8_t projUniqInfo[ECON_UNIQINFO_LENGTH];
uint8_t projKeyword[ECON_KEYWORD_MAXLEN];
uint8_t IPaddress[ECON_IPADDRESS_SIZE];
};
#endif
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