diff options
Diffstat (limited to 'private/ntos/dlc/llcdef.h')
| -rw-r--r-- | private/ntos/dlc/llcdef.h | 282 |
1 files changed, 282 insertions, 0 deletions
diff --git a/private/ntos/dlc/llcdef.h b/private/ntos/dlc/llcdef.h new file mode 100644 index 000000000..240aa9a19 --- /dev/null +++ b/private/ntos/dlc/llcdef.h @@ -0,0 +1,282 @@ +/*++ + +Copyright (c) 1991 Microsoft Corporation + +Module Name: + + dldef.h + +Abstract: + + This module defines all internal constants in data link driver. + +Author: + + Antti Saarenheimo (o-anttis) 25-MAY-1991 + +Revision History: + +--*/ + +#define DEBUG_VERSION 1 + +// +// Marks for FSM compiler +// + +#define FSM_DATA +#define FSM_PREDICATE_CASES +#define FSM_ACTION_CASES +#define FSM_CONST + +#define MAX_NDIS_PACKETS 5 // 5 for XID/TEST and 5 for others +#define LLC_OPEN_TIMEOUT 1200 // 60 seconds (enough for tr open?) + +#define DEFAULT_TR_ACCESS 0x50 +#define NON_MAC_FRAME 0x40 + +// +// 2nd source routing control bit +// + +#define SRC_ROUTING_LF_MASK 0x70 + +#define MAX_TR_LAN_HEADER_SIZE 32 +#define LLC_MAX_LAN_HEADER 32 +#define MAX_TR_SRC_ROUTING_INFO 18 + +// +// the next status values are used internally by DLCAPI driver: +// + +#define CONFIRM_CONNECT 0x0008 +#define CONFIRM_DISCONNECT 0x0004 +#define CONFIRM_CONNECT_FAILED 0x0002 + +// +// The following structures define I-frame, U-frame, and S-frame DLC headers. +// + +#define LLC_SSAP_RESPONSE 0x0001 // if (ssap & LLC_SSAP_RESP),it's a response. +#define LLC_DSAP_GROUP 0x0001 // Dsap lowest bit set when group sap +#define LLC_SSAP_GLOBAL 0x00ff // the global SAP. +#define LLC_SSAP_NULL 0x0000 // the null SAP. +#define LLC_SSAP_MASK 0x00fe // mask to wipe out the response bit. +#define LLC_DSAP_MASK 0x00fe // mask to wipe out the group SAP bit. + +#define LLC_RR 0x01 // command code for RR. +#define LLC_RNR 0x05 // command code for RNR. +#define LLC_REJ 0x09 // command code for REJ. + +#define LLC_SABME 0x6f // command code for SABME. +#define LLC_DISC 0x43 // command code for DISC. +#define LLC_UA 0x63 // command code for UA. +#define LLC_DM 0x0f // command code for DM. +#define LLC_FRMR 0x87 // command code for FRMR. +#define LLC_UI 0x03 // command code for UI. +#define LLC_XID 0xaf // command code for XID. +#define LLC_TEST 0xe3 // command code for TEST. +#define IEEE_802_XID_ID 0x81 // IEEE 802.2 XID identifier +#define LLC_CLASS_II 3 // we support LLC Class II + +#define LLC_S_U_TYPE_MASK 3 +#define LLC_U_TYPE 3 +#define LLC_U_TYPE_BIT 2 +#define LLC_S_TYPE 1 + +#define LLC_NOT_I_FRAME 0x01 +#define LLC_U_INDICATOR 0x03 // (cmd & LLC_U_IND) == LLC_U_IND --> U-frame. +#define LLC_U_POLL_FINAL 0x10 // (cmd & LLC_U_PF) -> poll/final set. + +#define LLC_I_S_POLL_FINAL 1 + +// +// You may use 2048 or 1024 if you want to make link more aggressively to +// increment the transmit window when there has been a I-c1 retransmission +// after a T1 timeout. +// + +#define LLC_MAX_T1_TO_I_RATIO 4096 + +// +// Link station flags +// + +#define DLC_WAITING_RESPONSE_TO_POLL 0x01 +#define DLC_FIRST_POLL 0x02 +#define DLC_ACTIVE_REMOTE_CONNECT_REQUEST 0x04 +#define DLC_SEND_DISABLED 0x10 +#define DLC_FINAL_RESPONSE_PENDING_IN_NDIS 0x20 + +#define DLC_LOCAL_BUSY_BUFFER 0x40 +#define DLC_LOCAL_BUSY_USER 0x80 + +// +// Test file for FSM compiler!!!! +// + +#ifdef FSM_CONST + +enum eLanLlcInput { + DISC0 = 0, + DISC1 = 1, + DM0 = 2, + DM1 = 3, + FRMR0 = 4, + FRMR1 = 5, + SABME0 = 6, + SABME1 = 7, + UA0 = 8, + UA1 = 9, + IS_I_r0 = 10, + IS_I_r1 = 11, + IS_I_c0 = 12, + IS_I_c1 = 13, + OS_I_r0 = 14, + OS_I_r1 = 15, + OS_I_c0 = 16, + OS_I_c1 = 17, + REJ_r0 = 18, + REJ_r1 = 19, + REJ_c0 = 20, + REJ_c1 = 21, + RNR_r0 = 22, + RNR_r1 = 23, + RNR_c0 = 24, + RNR_c1 = 25, + RR_r0 = 26, + RR_r1 = 27, + RR_c0 = 28, + RR_c1 = 29, + LPDU_INVALID_r0 = 30, + LPDU_INVALID_r1 = 31, + LPDU_INVALID_c0 = 32, + LPDU_INVALID_c1 = 33, + ACTIVATE_LS = 34, + DEACTIVATE_LS = 35, + ENTER_LCL_Busy = 36, + EXIT_LCL_Busy = 37, + SEND_I_POLL = 38, + SET_ABME = 39, + SET_ADM = 40, + Ti_Expired = 41, + T1_Expired = 42, + T2_Expired = 43 +}; + +enum eLanLlcState { + LINK_CLOSED = 0, + DISCONNECTED = 1, + LINK_OPENING = 2, + DISCONNECTING = 3, + FRMR_SENT = 4, + LINK_OPENED = 5, + LOCAL_BUSY = 6, + REJECTION = 7, + CHECKPOINTING = 8, + CHKP_LOCAL_BUSY = 9, + CHKP_REJECT = 10, + RESETTING = 11, + REMOTE_BUSY = 12, + LOCAL_REMOTE_BUSY = 13, + REJECT_LOCAL_BUSY = 14, + REJECT_REMOTE_BUSY = 15, + CHKP_REJECT_LOCAL_BUSY = 16, + CHKP_CLEARING = 17, + CHKP_REJECT_CLEARING = 18, + REJECT_LOCAL_REMOTE_BUSY = 19, + FRMR_RECEIVED = 20 +}; + +#endif + +#define MAX_LLC_LINK_STATE 21 // KEEP THIS IN SYNC WITH PREV ENUM!!!! + +#define DLC_DSAP_OFFSET 0 +#define DLC_SSAP_OFFSET 1 +#define DLC_COMMAND_OFFSET 2 +#define DLC_XID_INFO_ID 3 +#define DLC_XID_INFO_TYPE 4 +#define DLC_XID_INFO_WIN_SIZE 5 + +#define MAX_XID_TEST_RESPONSES 20 + +enum _LLC_FRAME_XLATE_MODES { + LLC_SEND_UNSPECIFIED = -1, + LLC_SEND_802_5_TO_802_3, + LLC_SEND_802_5_TO_DIX, + LLC_SEND_802_5_TO_802_5, + LLC_SEND_802_5_TO_FDDI, + LLC_SEND_DIX_TO_DIX, + LLC_SEND_802_3_TO_802_3, + LLC_SEND_802_3_TO_DIX, + LLC_SEND_802_3_TO_802_5, + LLC_SEND_UNMODIFIED, + LLC_SEND_FDDI_TO_FDDI, + LLC_SEND_FDDI_TO_802_5, + LLC_SEND_FDDI_TO_802_3 +}; + +#define DLC_TOKEN_RESPONSE 0 +#define DLC_TOKEN_COMMAND 2 + +//********************************************************************* +// **** Objects in _DLC_CMD_TOKENs enumeration and in auchLlcCommands +// **** table bust MUST ABSOLUTELY BE IN THE SAME ORDER, !!!!!!!! +// **** THEY ARE USED TO COMPRESS ******** +// **** THE SEND INITIALIZATION ******** +// +enum _DLC_CMD_TOKENS { + DLC_REJ_TOKEN = 4, + DLC_RNR_TOKEN = 8, + DLC_RR_TOKEN = 12, + DLC_DISC_TOKEN = 16 | DLC_TOKEN_COMMAND, + DLC_DM_TOKEN = 20, + DLC_FRMR_TOKEN = 24, + DLC_SABME_TOKEN = 28 | DLC_TOKEN_COMMAND, + DLC_UA_TOKEN = 32 +}; + +enum _LLC_PACKET_TYPES { + LLC_PACKET_8022 = 0, + LLC_PACKET_MAC, + LLC_PACKET_DIX, + LLC_PACKET_OTHER_DESTINATION, + LLC_PACKET_MAX +}; + +#define MAX_DIX_TABLE 13 // good odd number! + +enum _LlcSendCompletionTypes { + LLC_XID_RESPONSE, // 802.2 XID response packet + LLC_U_COMMAND_RESPONSE, // link command response + LLC_MIN_MDL_PACKET, // all packets above this have MDL + LLC_DIX_DUPLICATE, // used to duplicate TEST and XID packets + LLC_TEST_RESPONSE, // Test response (buffer in non Paged Pool) + LLC_MAX_RESPONSE_PACKET,// all packets above this are indicated to user + LLC_TYPE_1_PACKET, + LLC_TYPE_2_PACKET, + + // + // We use extra status bits to indicate, when I- packet has been both + // completed by NDIS and acknowledged the other side of link connection. + // An I packet can be queued to the completion queue by + // the second guy (either state machine or SendCompletion handler) + // only when the first guy has set completed its work. + // An I packet could be acknowledged by the other side before + // its completion is indicated by NDIS. Dlc Driver deallocates + // the packet immediately, when Llc driver completes the acknowledged + // packet => possible data corruption (if packet is reused before + // NDIS has completed it). This is probably not possible in a + // single processor NT- system, but very possible in multiprocessor + // NT or systems without a single level DPC queue (like OS/2 and DOS). + // + + LLC_I_PACKET_COMPLETE = 0x10, + LLC_I_PACKET_UNACKNOWLEDGED = 0x20, + LLC_I_PACKET_PENDING_NDIS = 0x40, + LLC_I_PACKET = 0x70, // when we are sending it + LLC_I_PACKET_WAITING_NDIS = 0x80 +}; + +#define LLC_MAX_MULTICAST_ADDRESS 32 |