tools/brcm/K24/hndtools-mipsel-uclibc-4.1.2/include/linux/netfilter_ipv4/ip_conntrack_pptp.h

   1 /* PPTP constants and structs */
   2 #ifndef _CONNTRACK_PPTP_H
   3 #define _CONNTRACK_PPTP_H
   4
   5 /* state of the control session */
   6 enum pptp_ctrlsess_state {
   7         PPTP_SESSION_NONE,                      /* no session present */
   8         PPTP_SESSION_ERROR,                     /* some session error */
   9         PPTP_SESSION_STOPREQ,                   /* stop_sess request seen */
  10         PPTP_SESSION_REQUESTED,                 /* start_sess request seen */
  11         PPTP_SESSION_CONFIRMED,                 /* session established */
  12 };
  13
  14 /* state of the call inside the control session */
  15 enum pptp_ctrlcall_state {
  16         PPTP_CALL_NONE,
  17         PPTP_CALL_ERROR,
  18         PPTP_CALL_OUT_REQ,
  19         PPTP_CALL_OUT_CONF,
  20         PPTP_CALL_IN_REQ,
  21         PPTP_CALL_IN_REP,
  22         PPTP_CALL_IN_CONF,
  23         PPTP_CALL_CLEAR_REQ,
  24 };
  25
  26
  27 /* conntrack private data */
  28 struct ip_ct_pptp_master {
  29         enum pptp_ctrlsess_state sstate;        /* session state */
  30
  31         /* everything below is going to be per-expectation in newnat,
  32          * since there could be more than one call within one session */
  33         enum pptp_ctrlcall_state cstate;        /* call state */
  34         u_int16_t pac_call_id;                  /* call id of PAC, host byte order */
  35         u_int16_t pns_call_id;                  /* call id of PNS, host byte order */
  36 };
  37
  38 /* conntrack_expect private member */
  39 struct ip_ct_pptp_expect {
  40         enum pptp_ctrlcall_state cstate;        /* call state */
  41         u_int16_t pac_call_id;                  /* call id of PAC */
  42         u_int16_t pns_call_id;                  /* call id of PNS */
  43 };
  44
  45
  46 #ifdef __KERNEL__
  47
  48 #include <linux/netfilter_ipv4/lockhelp.h>
  49 DECLARE_LOCK_EXTERN(ip_pptp_lock);
  50
  51 #define IP_CONNTR_PPTP          PPTP_CONTROL_PORT
  52
  53 union pptp_ctrl_union {
  54                 void                            *rawreq;
  55                 struct PptpStartSessionRequest  *sreq;
  56                 struct PptpStartSessionReply    *srep;
  57                 struct PptpStopSessionRequest   *streq;
  58                 struct PptpStopSessionReply     *strep;
  59                 struct PptpOutCallRequest       *ocreq;
  60                 struct PptpOutCallReply         *ocack;
  61                 struct PptpInCallRequest        *icreq;
  62                 struct PptpInCallReply          *icack;
  63                 struct PptpInCallConnected      *iccon;
  64                 struct PptpClearCallRequest     *clrreq;
  65                 struct PptpCallDisconnectNotify *disc;
  66                 struct PptpWanErrorNotify       *wanerr;
  67                 struct PptpSetLinkInfo          *setlink;
  68 };
  69
  70
  71
  72 #define PPTP_CONTROL_PORT       1723
  73
  74 #define PPTP_PACKET_CONTROL     1
  75 #define PPTP_PACKET_MGMT        2
  76
  77 #define PPTP_MAGIC_COOKIE       0x1a2b3c4d
  78
  79 struct pptp_pkt_hdr {
  80         __u16   packetLength;
  81         __u16   packetType;
  82         __u32   magicCookie;
  83 };
  84
  85 /* PptpControlMessageType values */
  86 #define PPTP_START_SESSION_REQUEST      1
  87 #define PPTP_START_SESSION_REPLY        2
  88 #define PPTP_STOP_SESSION_REQUEST       3
  89 #define PPTP_STOP_SESSION_REPLY         4
  90 #define PPTP_ECHO_REQUEST               5
  91 #define PPTP_ECHO_REPLY                 6
  92 #define PPTP_OUT_CALL_REQUEST           7
  93 #define PPTP_OUT_CALL_REPLY             8
  94 #define PPTP_IN_CALL_REQUEST            9
  95 #define PPTP_IN_CALL_REPLY              10
  96 #define PPTP_IN_CALL_CONNECT            11
  97 #define PPTP_CALL_CLEAR_REQUEST         12
  98 #define PPTP_CALL_DISCONNECT_NOTIFY     13
  99 #define PPTP_WAN_ERROR_NOTIFY           14
 100 #define PPTP_SET_LINK_INFO              15
 101
 102 #define PPTP_MSG_MAX                    15
 103
 104 /* PptpGeneralError values */
 105 #define PPTP_ERROR_CODE_NONE            0
 106 #define PPTP_NOT_CONNECTED              1
 107 #define PPTP_BAD_FORMAT                 2
 108 #define PPTP_BAD_VALUE                  3
 109 #define PPTP_NO_RESOURCE                4
 110 #define PPTP_BAD_CALLID                 5
 111 #define PPTP_REMOVE_DEVICE_ERROR        6
 112
 113 struct PptpControlHeader {
 114         __u16   messageType;
 115         __u16   reserved;
 116 };
 117
 118 /* FramingCapability Bitmap Values */
 119 #define PPTP_FRAME_CAP_ASYNC            0x1
 120 #define PPTP_FRAME_CAP_SYNC             0x2
 121
 122 /* BearerCapability Bitmap Values */
 123 #define PPTP_BEARER_CAP_ANALOG          0x1
 124 #define PPTP_BEARER_CAP_DIGITAL         0x2
 125
 126 struct PptpStartSessionRequest {
 127         __u16   protocolVersion;
 128         __u8    reserved1;
 129         __u8    reserved2;
 130         __u32   framingCapability;
 131         __u32   bearerCapability;
 132         __u16   maxChannels;
 133         __u16   firmwareRevision;
 134         __u8    hostName[64];
 135         __u8    vendorString[64];
 136 };
 137
 138 /* PptpStartSessionResultCode Values */
 139 #define PPTP_START_OK                   1
 140 #define PPTP_START_GENERAL_ERROR        2
 141 #define PPTP_START_ALREADY_CONNECTED    3
 142 #define PPTP_START_NOT_AUTHORIZED       4
 143 #define PPTP_START_UNKNOWN_PROTOCOL     5
 144
 145 struct PptpStartSessionReply {
 146         __u16   protocolVersion;
 147         __u8    resultCode;
 148         __u8    generalErrorCode;
 149         __u32   framingCapability;
 150         __u32   bearerCapability;
 151         __u16   maxChannels;
 152         __u16   firmwareRevision;
 153         __u8    hostName[64];
 154         __u8    vendorString[64];
 155 };
 156
 157 /* PptpStopReasons */
 158 #define PPTP_STOP_NONE                  1
 159 #define PPTP_STOP_PROTOCOL              2
 160 #define PPTP_STOP_LOCAL_SHUTDOWN        3
 161
 162 struct PptpStopSessionRequest {
 163         __u8    reason;
 164 };
 165
 166 /* PptpStopSessionResultCode */
 167 #define PPTP_STOP_OK                    1
 168 #define PPTP_STOP_GENERAL_ERROR         2
 169
 170 struct PptpStopSessionReply {
 171         __u8    resultCode;
 172         __u8    generalErrorCode;
 173 };
 174
 175 struct PptpEchoRequest {
 176         __u32 identNumber;
 177 };
 178
 179 /* PptpEchoReplyResultCode */
 180 #define PPTP_ECHO_OK                    1
 181 #define PPTP_ECHO_GENERAL_ERROR         2
 182
 183 struct PptpEchoReply {
 184         __u32   identNumber;
 185         __u8    resultCode;
 186         __u8    generalErrorCode;
 187         __u16   reserved;
 188 };
 189
 190 /* PptpFramingType */
 191 #define PPTP_ASYNC_FRAMING              1
 192 #define PPTP_SYNC_FRAMING               2
 193 #define PPTP_DONT_CARE_FRAMING          3
 194
 195 /* PptpCallBearerType */
 196 #define PPTP_ANALOG_TYPE                1
 197 #define PPTP_DIGITAL_TYPE               2
 198 #define PPTP_DONT_CARE_BEARER_TYPE      3
 199
 200 struct PptpOutCallRequest {
 201         __u16   callID;
 202         __u16   callSerialNumber;
 203         __u32   minBPS;
 204         __u32   maxBPS;
 205         __u32   bearerType;
 206         __u32   framingType;
 207         __u16   packetWindow;
 208         __u16   packetProcDelay;
 209         __u16   reserved1;
 210         __u16   phoneNumberLength;
 211         __u16   reserved2;
 212         __u8    phoneNumber[64];
 213         __u8    subAddress[64];
 214 };
 215
 216 /* PptpCallResultCode */
 217 #define PPTP_OUTCALL_CONNECT            1
 218 #define PPTP_OUTCALL_GENERAL_ERROR      2
 219 #define PPTP_OUTCALL_NO_CARRIER         3
 220 #define PPTP_OUTCALL_BUSY               4
 221 #define PPTP_OUTCALL_NO_DIAL_TONE       5
 222 #define PPTP_OUTCALL_TIMEOUT            6
 223 #define PPTP_OUTCALL_DONT_ACCEPT        7
 224
 225 struct PptpOutCallReply {
 226         __u16   callID;
 227         __u16   peersCallID;
 228         __u8    resultCode;
 229         __u8    generalErrorCode;
 230         __u16   causeCode;
 231         __u32   connectSpeed;
 232         __u16   packetWindow;
 233         __u16   packetProcDelay;
 234         __u32   physChannelID;
 235 };
 236
 237 struct PptpInCallRequest {
 238         __u16   callID;
 239         __u16   callSerialNumber;
 240         __u32   callBearerType;
 241         __u32   physChannelID;
 242         __u16   dialedNumberLength;
 243         __u16   dialingNumberLength;
 244         __u8    dialedNumber[64];
 245         __u8    dialingNumber[64];
 246         __u8    subAddress[64];
 247 };
 248
 249 /* PptpInCallResultCode */
 250 #define PPTP_INCALL_ACCEPT              1
 251 #define PPTP_INCALL_GENERAL_ERROR       2
 252 #define PPTP_INCALL_DONT_ACCEPT         3
 253
 254 struct PptpInCallReply {
 255         __u16   callID;
 256         __u16   peersCallID;
 257         __u8    resultCode;
 258         __u8    generalErrorCode;
 259         __u16   packetWindow;
 260         __u16   packetProcDelay;
 261         __u16   reserved;
 262 };
 263
 264 struct PptpInCallConnected {
 265         __u16   peersCallID;
 266         __u16   reserved;
 267         __u32   connectSpeed;
 268         __u16   packetWindow;
 269         __u16   packetProcDelay;
 270         __u32   callFramingType;
 271 };
 272
 273 struct PptpClearCallRequest {
 274         __u16   callID;
 275         __u16   reserved;
 276 };
 277
 278 struct PptpCallDisconnectNotify {
 279         __u16   callID;
 280         __u8    resultCode;
 281         __u8    generalErrorCode;
 282         __u16   causeCode;
 283         __u16   reserved;
 284         __u8    callStatistics[128];
 285 };
 286
 287 struct PptpWanErrorNotify {
 288         __u16   peersCallID;
 289         __u16   reserved;
 290         __u32   crcErrors;
 291         __u32   framingErrors;
 292         __u32   hardwareOverRuns;
 293         __u32   bufferOverRuns;
 294         __u32   timeoutErrors;
 295         __u32   alignmentErrors;
 296 };
 297
 298 struct PptpSetLinkInfo {
 299         __u16   peersCallID;
 300         __u16   reserved;
 301         __u32   sendAccm;
 302         __u32   recvAccm;
 303 };
 304
 305
 306 struct pptp_priv_data {
 307         __u16   call_id;
 308         __u16   mcall_id;
 309         __u16   pcall_id;
 310 };
 311
 312 #endif /* __KERNEL__ */
 313 #endif /* _CONNTRACK_PPTP_H */