#ifndef _ARPA_TELNET_H
#define _ARPA_TELNET_H

#define IAC 255
#define DONT 254
#define DO 253
#define WONT 252
#define WILL 251
#define SB 250
#define GA 249
#define EL 248
#define EC 247
#define AYT 246
#define AO 245
#define IP 244
#define BREAK 243
#define DM 242
#define NOP 241
#define SE 240
#define EOR 239
#define ABORT 238
#define SUSP 237
#define xEOF 236

#define SYNCH 242

#define telcmds                                                       \
  ((char[][6]){"EOF", "SUSP", "ABORT", "EOR", "SE",   "NOP", "DMARK", \
               "BRK", "IP",   "AO",    "AYT", "EC",   "EL",  "GA",    \
               "SB",  "WILL", "WONT",  "DO",  "DONT", "IAC", 0})

#define TELCMD_FIRST xEOF
#define TELCMD_LAST IAC
#define TELCMD_OK(x) \
  ((unsigned int)(x) <= TELCMD_LAST && (unsigned int)(x) >= TELCMD_FIRST)
#define TELCMD(x) telcmds[(x)-TELCMD_FIRST]

#define TELOPT_BINARY 0
#define TELOPT_ECHO 1
#define TELOPT_RCP 2
#define TELOPT_SGA 3
#define TELOPT_NAMS 4
#define TELOPT_STATUS 5
#define TELOPT_TM 6
#define TELOPT_RCTE 7
#define TELOPT_NAOL 8
#define TELOPT_NAOP 9
#define TELOPT_NAOCRD 10
#define TELOPT_NAOHTS 11
#define TELOPT_NAOHTD 12
#define TELOPT_NAOFFD 13
#define TELOPT_NAOVTS 14
#define TELOPT_NAOVTD 15
#define TELOPT_NAOLFD 16
#define TELOPT_XASCII 17
#define TELOPT_LOGOUT 18
#define TELOPT_BM 19
#define TELOPT_DET 20
#define TELOPT_SUPDUP 21
#define TELOPT_SUPDUPOUTPUT 22
#define TELOPT_SNDLOC 23
#define TELOPT_TTYPE 24
#define TELOPT_EOR 25
#define TELOPT_TUID 26
#define TELOPT_OUTMRK 27
#define TELOPT_TTYLOC 28
#define TELOPT_3270REGIME 29
#define TELOPT_X3PAD 30
#define TELOPT_NAWS 31
#define TELOPT_TSPEED 32
#define TELOPT_LFLOW 33
#define TELOPT_LINEMODE 34
#define TELOPT_XDISPLOC 35
#define TELOPT_OLD_ENVIRON 36
#define TELOPT_AUTHENTICATION 37 /* Authenticate */
#define TELOPT_ENCRYPT 38
#define TELOPT_NEW_ENVIRON 39
#define TELOPT_EXOPL 255

#define NTELOPTS (1 + TELOPT_NEW_ENVIRON)
#ifdef TELOPTS
char* telopts[NTELOPTS + 1] = {
    "BINARY",
    "ECHO",
    "RCP",
    "SUPPRESS GO AHEAD",
    "NAME",
    "STATUS",
    "TIMING MARK",
    "RCTE",
    "NAOL",
    "NAOP",
    "NAOCRD",
    "NAOHTS",
    "NAOHTD",
    "NAOFFD",
    "NAOVTS",
    "NAOVTD",
    "NAOLFD",
    "EXTEND ASCII",
    "LOGOUT",
    "BYTE MACRO",
    "DATA ENTRY TERMINAL",
    "SUPDUP",
    "SUPDUP OUTPUT",
    "SEND LOCATION",
    "TERMINAL TYPE",
    "END OF RECORD",
    "TACACS UID",
    "OUTPUT MARKING",
    "TTYLOC",
    "3270 REGIME",
    "X.3 PAD",
    "NAWS",
    "TSPEED",
    "LFLOW",
    "LINEMODE",
    "XDISPLOC",
    "OLD-ENVIRON",
    "AUTHENTICATION",
    "ENCRYPT",
    "NEW-ENVIRON",
    0,
};
#define TELOPT_FIRST TELOPT_BINARY
#define TELOPT_LAST TELOPT_NEW_ENVIRON
#define TELOPT_OK(x) ((unsigned int)(x) <= TELOPT_LAST)
#define TELOPT(x) telopts[(x)-TELOPT_FIRST]
#endif

#define TELQUAL_IS 0
#define TELQUAL_SEND 1
#define TELQUAL_INFO 2
#define TELQUAL_REPLY 2
#define TELQUAL_NAME 3

#define LFLOW_OFF 0
#define LFLOW_ON 1
#define LFLOW_RESTART_ANY 2
#define LFLOW_RESTART_XON 3

#define LM_MODE 1
#define LM_FORWARDMASK 2
#define LM_SLC 3

#define MODE_EDIT 0x01
#define MODE_TRAPSIG 0x02
#define MODE_ACK 0x04
#define MODE_SOFT_TAB 0x08
#define MODE_LIT_ECHO 0x10

#define MODE_MASK 0x1f

#define MODE_FLOW 0x0100
#define MODE_ECHO 0x0200
#define MODE_INBIN 0x0400
#define MODE_OUTBIN 0x0800
#define MODE_FORCE 0x1000

#define SLC_SYNCH 1
#define SLC_BRK 2
#define SLC_IP 3
#define SLC_AO 4
#define SLC_AYT 5
#define SLC_EOR 6
#define SLC_ABORT 7
#define SLC_EOF 8
#define SLC_SUSP 9
#define SLC_EC 10
#define SLC_EL 11
#define SLC_EW 12
#define SLC_RP 13
#define SLC_LNEXT 14
#define SLC_XON 15
#define SLC_XOFF 16
#define SLC_FORW1 17
#define SLC_FORW2 18

#define NSLC 18

#define SLC_NAMELIST                                                           \
  "0", "SYNCH", "BRK", "IP", "AO", "AYT", "EOR", "ABORT", "EOF", "SUSP", "EC", \
      "EL", "EW", "RP", "LNEXT", "XON", "XOFF", "FORW1", "FORW2", 0,
#ifdef SLC_NAMES
char* slc_names[] = {SLC_NAMELIST};
#else
extern char* slc_names[];
#define SLC_NAMES SLC_NAMELIST
#endif

#define SLC_NAME_OK(x) ((unsigned int)(x) <= NSLC)
#define SLC_NAME(x) slc_names[x]

#define SLC_NOSUPPORT 0
#define SLC_CANTCHANGE 1
#define SLC_VARIABLE 2
#define SLC_DEFAULT 3
#define SLC_LEVELBITS 0x03

#define SLC_FUNC 0
#define SLC_FLAGS 1
#define SLC_VALUE 2

#define SLC_ACK 0x80
#define SLC_FLUSHIN 0x40
#define SLC_FLUSHOUT 0x20

#define OLD_ENV_VAR 1
#define OLD_ENV_VALUE 0
#define NEW_ENV_VAR 0
#define NEW_ENV_VALUE 1
#define ENV_ESC 2
#define ENV_USERVAR 3

#define AUTH_WHO_CLIENT 0
#define AUTH_WHO_SERVER 1
#define AUTH_WHO_MASK 1

#define AUTH_HOW_ONE_WAY 0
#define AUTH_HOW_MUTUAL 2
#define AUTH_HOW_MASK 2

#define AUTHTYPE_NULL 0
#define AUTHTYPE_KERBEROS_V4 1
#define AUTHTYPE_KERBEROS_V5 2
#define AUTHTYPE_SPX 3
#define AUTHTYPE_MINK 4
#define AUTHTYPE_CNT 5

#define AUTHTYPE_TEST 99

#ifdef AUTH_NAMES
char* authtype_names[] = {
    "NULL", "KERBEROS_V4", "KERBEROS_V5", "SPX", "MINK", 0,
};
#else
extern char* authtype_names[];
#endif

#define AUTHTYPE_NAME_OK(x) ((unsigned int)(x) < AUTHTYPE_CNT)
#define AUTHTYPE_NAME(x) authtype_names[x]

#define ENCRYPT_IS 0
#define ENCRYPT_SUPPORT 1
#define ENCRYPT_REPLY 2
#define ENCRYPT_START 3
#define ENCRYPT_END 4
#define ENCRYPT_REQSTART 5
#define ENCRYPT_REQEND 6
#define ENCRYPT_ENC_KEYID 7
#define ENCRYPT_DEC_KEYID 8
#define ENCRYPT_CNT 9

#define ENCTYPE_ANY 0
#define ENCTYPE_DES_CFB64 1
#define ENCTYPE_DES_OFB64 2
#define ENCTYPE_CNT 3

#ifdef ENCRYPT_NAMES
char* encrypt_names[] = {
    "IS",          "SUPPORT",   "REPLY",     "START", "END", "REQUEST-START",
    "REQUEST-END", "ENC-KEYID", "DEC-KEYID", 0,
};
char* enctype_names[] = {
    "ANY", "DES_CFB64", "DES_OFB64", 0,
};
#else
extern char* encrypt_names[];
extern char* enctype_names[];
#endif

#define ENCRYPT_NAME_OK(x) ((unsigned int)(x) < ENCRYPT_CNT)
#define ENCRYPT_NAME(x) encrypt_names[x]

#define ENCTYPE_NAME_OK(x) ((unsigned int)(x) < ENCTYPE_CNT)
#define ENCTYPE_NAME(x) enctype_names[x]

#endif