Blame - stack/include/l2cdefs.h - fp2-dev/platform/system/bt

The Android Open Source Project

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2012-12-12 16:00:35 -0800

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/******************************************************************************

*

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* Licensed under the Apache License, Version 2.0 (the "License");

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* you may not use this file except in compliance with the License.

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* You may obtain a copy of the License at:

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*

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* http://www.apache.org/licenses/LICENSE-2.0

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*

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* Unless required by applicable law or agreed to in writing, software

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* distributed under the License is distributed on an "AS IS" BASIS,

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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.

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* See the License for the specific language governing permissions and

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* limitations under the License.

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*

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******************************************************************************/

#ifndef L2CDEFS_H

#define L2CDEFS_H

/* L2CAP command codes

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*/

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#define L2CAP_CMD_REJECT 0x01

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#define L2CAP_CMD_CONN_REQ 0x02

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#define L2CAP_CMD_CONN_RSP 0x03

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#define L2CAP_CMD_CONFIG_REQ 0x04

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#define L2CAP_CMD_CONFIG_RSP 0x05

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#define L2CAP_CMD_DISC_REQ 0x06

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#define L2CAP_CMD_DISC_RSP 0x07

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#define L2CAP_CMD_ECHO_REQ 0x08

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#define L2CAP_CMD_ECHO_RSP 0x09

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#define L2CAP_CMD_INFO_REQ 0x0A

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#define L2CAP_CMD_INFO_RSP 0x0B

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#define L2CAP_CMD_AMP_CONN_REQ 0x0C

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#define L2CAP_CMD_AMP_CONN_RSP 0x0D

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#define L2CAP_CMD_AMP_MOVE_REQ 0x0E

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#define L2CAP_CMD_AMP_MOVE_RSP 0x0F

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#define L2CAP_CMD_AMP_MOVE_CFM 0x10

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#define L2CAP_CMD_AMP_MOVE_CFM_RSP 0x11

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#define L2CAP_CMD_BLE_UPDATE_REQ 0x12

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#define L2CAP_CMD_BLE_UPDATE_RSP 0x13

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/* Define some packet and header lengths

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*/

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#define L2CAP_PKT_OVERHEAD 4 /* Length and CID */

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#define L2CAP_CMD_OVERHEAD 4 /* Cmd code, Id and length */

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#define L2CAP_CMD_REJECT_LEN 2 /* Reason (data is optional) */

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#define L2CAP_CONN_REQ_LEN 4 /* PSM and source CID */

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#define L2CAP_CONN_RSP_LEN 8 /* Dest CID, source CID, reason, status */

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#define L2CAP_CONFIG_REQ_LEN 4 /* Dest CID, flags (data is optional) */

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#define L2CAP_CONFIG_RSP_LEN 6 /* Dest CID, flags, result,data optional*/

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#define L2CAP_DISC_REQ_LEN 4 /* Dest CID, source CID */

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#define L2CAP_DISC_RSP_LEN 4 /* Dest CID, source CID */

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#define L2CAP_ECHO_REQ_LEN 0 /* Data is optional */

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#define L2CAP_ECHO_RSP_LEN 0 /* Data is optional */

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#define L2CAP_INFO_REQ_LEN 2 /* Info type */

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#define L2CAP_INFO_RSP_LEN 4 /* Info type, result (data is optional) */

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#define L2CAP_BCST_OVERHEAD 2 /* Additional broadcast packet overhead */

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#define L2CAP_UCD_OVERHEAD 2 /* Additional connectionless packet overhead */

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#define L2CAP_AMP_CONN_REQ_LEN 5 /* PSM, CID, and remote controller ID */

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#define L2CAP_AMP_MOVE_REQ_LEN 3 /* CID and remote controller ID */

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#define L2CAP_AMP_MOVE_RSP_LEN 4 /* CID and result */

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#define L2CAP_AMP_MOVE_CFM_LEN 4 /* CID and result */

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#define L2CAP_AMP_MOVE_CFM_RSP_LEN 2 /* CID */

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#define L2CAP_CMD_BLE_UPD_REQ_LEN 8 /* Min and max interval, latency, tout */

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#define L2CAP_CMD_BLE_UPD_RSP_LEN 2 /* Result */

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/* Define the packet boundary flags

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*/

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#if (L2CAP_NON_FLUSHABLE_PB_INCLUDED == TRUE)

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#define L2CAP_PKT_START_FLUSHABLE 2

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#define L2CAP_PKT_START_NON_FLUSHABLE 0

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#endif

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#define L2CAP_COMPLETE_AMP_PKT 3 /* complete L2CAP packet on AMP HCI */

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#define L2CAP_PKT_START 2

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#define L2CAP_PKT_CONTINUE 1

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#define L2CAP_MASK_FLAG 0x0FFF

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#define L2CAP_PKT_TYPE_SHIFT 12

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#define L2CAP_PKT_TYPE_MASK 3

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/* Define the L2CAP connection result codes

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*/

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#define L2CAP_CONN_OK 0

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#define L2CAP_CONN_PENDING 1

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#define L2CAP_CONN_NO_PSM 2

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#define L2CAP_CONN_SECURITY_BLOCK 3

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#define L2CAP_CONN_NO_RESOURCES 4

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#define L2CAP_CONN_BAD_CTLR_ID 5 /* AMP related */

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#define L2CAP_CONN_TIMEOUT 0xEEEE

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#define L2CAP_CONN_AMP_FAILED 254

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#define L2CAP_CONN_NO_LINK 255 /* Add a couple of our own for internal use */

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#define L2CAP_CONN_CANCEL 256 /* L2CAP connection cancelled */

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/* Define L2CAP Move Channel Response result codes

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*/

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#define L2CAP_MOVE_OK 0

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#define L2CAP_MOVE_PENDING 1

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#define L2CAP_MOVE_CTRL_ID_NOT_SUPPORT 2

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#define L2CAP_MOVE_SAME_CTRLR_ID 3

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#define L2CAP_MOVE_CONFIG_NOT_SUPPORTED 4

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#define L2CAP_MOVE_CHAN_COLLISION 5

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#define L2CAP_MOVE_NOT_ALLOWED 6

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/* Define L2CAP Move Channel Confirmation result codes

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*/

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#define L2CAP_MOVE_CFM_OK 0

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#define L2CAP_MOVE_CFM_REFUSED 1

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/* Define the L2CAP command reject reason codes

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*/

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#define L2CAP_CMD_REJ_NOT_UNDERSTOOD 0

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#define L2CAP_CMD_REJ_MTU_EXCEEDED 1

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#define L2CAP_CMD_REJ_INVALID_CID 2

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/* L2CAP Predefined CIDs (0x0004-0x003E Reserved)

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*/

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#define L2CAP_SIGNALLING_CID 1

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#define L2CAP_CONNECTIONLESS_CID 2

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#define L2CAP_AMP_CID 3

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#define L2CAP_ATT_CID 4

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#define L2CAP_BLE_SIGNALLING_CID 5

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#define L2CAP_SMP_CID 6

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#define L2CAP_AMP_TEST_CID 0x003F

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#define L2CAP_BASE_APPL_CID 0x0040

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/* Fixed Channels mask bits

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*/

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#define L2CAP_FIXED_CHNL_SIG_BIT (1 << L2CAP_SIGNALLING_CID) /* Signal Channel Supported (Mandatory) */

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#define L2CAP_FIXED_CHNL_CNCTLESS_BIT (1 << L2CAP_CONNECTIONLESS_CID) /* Connectionless Reception */

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#define L2CAP_FIXED_CHNL_AMP_BIT (1 << L2CAP_AMP_CID) /* AMP Manager Supported */

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#define L2CAP_FIXED_CHNL_ATT_BIT (1 << L2CAP_ATT_CID) /* Attribute protocol Supported */

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#define L2CAP_FIXED_CHNL_BLE_SIG_BIT (1 << L2CAP_BLE_SIGNALLING_CID) /* BLE Signalling Supported */

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#define L2CAP_FIXED_CHNL_SMP_BIT (1 << L2CAP_SMP_CID) /* BLE Security Manager Supported */

/* Define the L2CAP configuration result codes

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*/

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#define L2CAP_CFG_OK 0

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#define L2CAP_CFG_UNACCEPTABLE_PARAMS 1

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#define L2CAP_CFG_FAILED_NO_REASON 2

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#define L2CAP_CFG_UNKNOWN_OPTIONS 3

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#define L2CAP_CFG_PENDING 4

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#define L2CAP_CFG_FLOW_SPEC_REJECTED 5

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/* Define the L2CAP configuration option types

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*/

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#define L2CAP_CFG_TYPE_MTU 0x01

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#define L2CAP_CFG_TYPE_FLUSH_TOUT 0x02

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#define L2CAP_CFG_TYPE_QOS 0x03

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#define L2CAP_CFG_TYPE_FCR 0x04

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#define L2CAP_CFG_TYPE_FCS 0x05

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#define L2CAP_CFG_TYPE_EXT_FLOW 0x06

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#define L2CAP_CFG_TYPE_EXT_WIN_SIZE 0x07

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#define L2CAP_CFG_MTU_OPTION_LEN 2 /* MTU option length */

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#define L2CAP_CFG_FLUSH_OPTION_LEN 2 /* Flush option len */

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#define L2CAP_CFG_QOS_OPTION_LEN 22 /* QOS option length */

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#define L2CAP_CFG_FCR_OPTION_LEN 9 /* FCR option length */

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#define L2CAP_CFG_FCS_OPTION_LEN 1 /* FCR option length */

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#define L2CAP_CFG_EXT_FLOW_OPTION_LEN 16 /* Extended Flow Spec */

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#define L2CAP_CFG_EXT_WIN_SIZE_LEN 2 /* Ext window size length */

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#define L2CAP_CFG_OPTION_OVERHEAD 2 /* Type and length */

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/* Configuration Cmd/Rsp Flags mask

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*/

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#define L2CAP_CFG_FLAGS_MASK_CONT 0x0001 /* Flags mask: Continuation */

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/* FCS Check Option values

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*/

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#define L2CAP_CFG_FCS_BYPASS 0 /* Bypass the FCS in streaming or ERTM modes */

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#define L2CAP_CFG_FCS_USE 1 /* Use the FCS in streaming or ERTM modes [default] */

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/* Default values for configuration

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*/

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#define L2CAP_NO_AUTOMATIC_FLUSH 0xFFFF

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#define L2CAP_NO_RETRANSMISSION 0x0001

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#define L2CAP_DEFAULT_MTU (672)

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#define L2CAP_DEFAULT_FLUSH_TO L2CAP_NO_AUTOMATIC_FLUSH

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#define L2CAP_DEFAULT_SERV_TYPE 1

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#define L2CAP_DEFAULT_TOKEN_RATE 0

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#define L2CAP_DEFAULT_BUCKET_SIZE 0

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#define L2CAP_DEFAULT_PEAK_BANDWIDTH 0

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#define L2CAP_DEFAULT_LATENCY 0xFFFFFFFF

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#define L2CAP_DEFAULT_DELAY 0xFFFFFFFF

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#define L2CAP_DEFAULT_FCS L2CAP_CFG_FCS_USE

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/* Define the L2CAP disconnect result codes

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*/

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#define L2CAP_DISC_OK 0

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#define L2CAP_DISC_TIMEOUT 0xEEEE

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/* Define the L2CAP info resp result codes

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*/

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#define L2CAP_INFO_RESP_RESULT_SUCCESS 0

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#define L2CAP_INFO_RESP_RESULT_NOT_SUPPORTED 1

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/* Define the info-type fields of information request & response

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*/

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#define L2CAP_CONNLESS_MTU_INFO_TYPE 0x0001

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#define L2CAP_EXTENDED_FEATURES_INFO_TYPE 0x0002 /* Used in Information Req/Response */

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#define L2CAP_FIXED_CHANNELS_INFO_TYPE 0x0003 /* Used in AMP */

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#define L2CAP_CONNLESS_MTU_INFO_SIZE 2 /* Connectionless MTU size */

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#define L2CAP_EXTENDED_FEATURES_ARRAY_SIZE 4 /* Extended features array size */

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#define L2CAP_FIXED_CHNL_ARRAY_SIZE 8 /* Fixed channel array size */

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/* Extended features mask bits

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*/

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#define L2CAP_EXTFEA_RTRANS 0x00000001 /* Retransmission Mode (Not Supported) */

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#define L2CAP_EXTFEA_FC 0x00000002 /* Flow Control Mode (Not Supported) */

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#define L2CAP_EXTFEA_QOS 0x00000004

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#define L2CAP_EXTFEA_ENH_RETRANS 0x00000008 /* Enhanced retransmission mode */

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#define L2CAP_EXTFEA_STREAM_MODE 0x00000010 /* Streaming Mode */

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#define L2CAP_EXTFEA_NO_CRC 0x00000020 /* Optional FCS (if set No FCS desired) */

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#define L2CAP_EXTFEA_EXT_FLOW_SPEC 0x00000040 /* Extended flow spec */

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#define L2CAP_EXTFEA_FIXED_CHNLS 0x00000080 /* Fixed channels */

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#define L2CAP_EXTFEA_EXT_WINDOW 0x00000100 /* Extended Window Size */

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#define L2CAP_EXTFEA_UCD_RECEPTION 0x00000200 /* Unicast Connectionless Data Reception */

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/* Mask for locally supported features used in Information Response (default to none) */

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#ifndef L2CAP_EXTFEA_SUPPORTED_MASK

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#define L2CAP_EXTFEA_SUPPORTED_MASK 0

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#endif

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/* Mask for LE supported features used in Information Response (default to none) */

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#ifndef L2CAP_BLE_EXTFEA_MASK

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#define L2CAP_BLE_EXTFEA_MASK 0

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#endif

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/* Define a value that tells L2CAP to use the default HCI ACL buffer pool */

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#define L2CAP_DEFAULT_ERM_POOL_ID 0xFF

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/* Define a value that tells L2CAP to use the default MPS */

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#define L2CAP_DEFAULT_ERM_MPS 0x0000

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#define L2CAP_FCR_OVERHEAD 2 /* Control word */

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#define L2CAP_FCS_LEN 2 /* FCS takes 2 bytes */

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#define L2CAP_SDU_LEN_OVERHEAD 2 /* SDU length field is 2 bytes */

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#define L2CAP_SDU_LEN_OFFSET 2 /* SDU length offset is 2 bytes */

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#define L2CAP_EXT_CONTROL_OVERHEAD 4 /* Extended Control Field */

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#define L2CAP_MAX_HEADER_FCS (L2CAP_PKT_OVERHEAD + L2CAP_EXT_CONTROL_OVERHEAD + L2CAP_SDU_LEN_OVERHEAD + L2CAP_FCS_LEN)

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/* length(2), channel(2), control(4), SDU length(2) FCS(2) */

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/* Part of L2CAP_MIN_OFFSET that is not part of L2CAP

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*/

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#define L2CAP_OFFSET_WO_L2HDR (L2CAP_MIN_OFFSET-(L2CAP_PKT_OVERHEAD+L2CAP_FCR_OVERHEAD))

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/* SAR bits in the control word

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*/

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#define L2CAP_FCR_UNSEG_SDU 0x0000 /* Control word to begin with for unsegmented PDU*/

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#define L2CAP_FCR_START_SDU 0x4000 /* ...for Starting PDU of a semented SDU */

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#define L2CAP_FCR_END_SDU 0x8000 /* ...for ending PDU of a segmented SDU */

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#define L2CAP_FCR_CONT_SDU 0xc000 /* ...for continuation PDU of a segmented SDU */

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/* Supervisory frame types

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*/

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#define L2CAP_FCR_SUP_RR 0x0000 /* Supervisory frame - RR */

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#define L2CAP_FCR_SUP_REJ 0x0001 /* Supervisory frame - REJ */

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#define L2CAP_FCR_SUP_RNR 0x0002 /* Supervisory frame - RNR */

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#define L2CAP_FCR_SUP_SREJ 0x0003 /* Supervisory frame - SREJ */

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#define L2CAP_FCR_SAR_BITS 0xC000 /* Mask to get the SAR bits from control word */

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#define L2CAP_FCR_SAR_BITS_SHIFT 14 /* Bits to shift right to get the SAR bits from ctrl-word */

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#define L2CAP_FCR_S_FRAME_BIT 0x0001 /* Mask to check if a PDU is S-frame */

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#define L2CAP_FCR_REQ_SEQ_BITS 0x3F00 /* Mask to get the req-seq from control word */

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#define L2CAP_FCR_REQ_SEQ_BITS_SHIFT 8 /* Bits to shift right to get the req-seq from ctrl-word */

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#define L2CAP_FCR_TX_SEQ_BITS 0x007E /* Mask on get the tx-seq from control word */

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#define L2CAP_FCR_TX_SEQ_BITS_SHIFT 1 /* Bits to shift right to get the tx-seq from ctrl-word */

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#define L2CAP_FCR_F_BIT 0x0080 /* F-bit in the control word (Sup and I frames) */

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#define L2CAP_FCR_P_BIT 0x0010 /* P-bit in the control word (Sup frames only) */

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#define L2CAP_FCR_F_BIT_SHIFT 7

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#define L2CAP_FCR_P_BIT_SHIFT 4

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#define L2CAP_FCR_SEG_BITS 0xC000 /* Mask to get the segmentation bits from ctrl-word */

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#define L2CAP_FCR_SUP_SHIFT 2 /* Bits to shift right to get the S-bits from ctrl-word */

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#define L2CAP_FCR_SUP_BITS 0x000C /* Mask to get the supervisory bits from ctrl-word */

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#define L2CAP_FCR_INIT_CRC 0 /* Initial state of the CRC register */

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#define L2CAP_FCR_SEQ_MODULO 0x3F /* Mask for sequence numbers (range 0 - 63) */

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/*************************************************************************************************

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** The following definitions are only used for internal testing of ERTM at the application level

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*************************************************************************************************/

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/* L2CA_SetupErtmTest() corruption test types */

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#define L2CAP_FCR_TTYPE_CORR_IFRAME 0 /* Corrupt one or more I-frames, based on count */

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#define L2CAP_FCR_TTYPE_CORR_SFRAME 1 /* Corrupt an S-frame, (acknowledgement) */

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#define L2CAP_FCR_TTYPE_STOP_TEST 2 /* Used when turning off a test */

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#define L2CAP_FCR_TTYPE_GET_CID 3 /* Returns RFCOMM cid when '0' is passed in cid argument */

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/* L2CA_SetupErtmTest() Freq */

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#define L2CAP_FCR_FREQ_NORMAL 0 /* A single test is run */

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#define L2CAP_FCR_FREQ_RANDOM 1 /* Randomly loses or corrupts a packet */

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#endif