90 lines
3.2 KiB
C
90 lines
3.2 KiB
C
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/****************************************************************************
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Copyright(c) 2019 by Aerospace C.Power (Chongqing) Microelectronics. ALL RIGHTS RESERVED.
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This Information is proprietary to Aerospace C.Power (Chongqing) Microelectronics and MAY NOT
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be copied by any method or incorporated into another program without
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the express written consent of Aerospace C.Power. This Information or any portion
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thereof remains the property of Aerospace C.Power. The Information contained herein
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is believed to be accurate and Aerospace C.Power assumes no responsibility or
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liability for its use in any way and conveys no license or title under
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any patent or copyright and makes no representation or warranty that this
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Information is free from patent or copyright infringement.
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****************************************************************************/
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#ifndef PLC_MME_ROUTE_H
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#define PLC_MME_ROUTE_H
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/* os shim includes */
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#include "os_types.h"
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#include "plc_mme.h"
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#include "plc_utils.h"
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#ifdef __cplusplus
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extern "C" {
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#endif
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/* pack for the structures in the whole file */
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#pragma pack(push) // save the pack status
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#pragma pack(1) // 1 byte align
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/* no data in the path info array */
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#define MME_RT_NO_DATA 0
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/* path list data exist */
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#define MME_RT_PATH_LIST 1
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typedef struct _path_info_t {
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tei_t sta;
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uint8_t tf_sr; // traffic sr between STA and previous STA
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int8_t ch_quality; // channel quality in signal noise ratio
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} path_info_t;
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typedef struct _mme_route_req {
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uint8_t version; // version of route fixing algorithm
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uint32_t rt_req_sn; // route request sequence number
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uint8_t reserved : 3; // reserved according to spec
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uint8_t path_opt_flag : 1; // path optimize flag
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uint8_t data_type : 4; // if path_info containted in this packet
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uint8_t data_len; // length of path_info
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path_info_t path_info[0]; // path info
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} mme_route_req_t;
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typedef struct _mme_route_reply {
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uint8_t version; // version of route fixing algorithm
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uint32_t rt_req_sn; // route request sequence number
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uint8_t reserved : 4; // reserved according to spec
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uint8_t data_type : 4; // if path_info containted in this packet
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uint8_t data_len; // length of path_info
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path_info_t path_info[0]; // path info
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} mme_route_reply_t;
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typedef struct _mme_route_err {
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uint8_t version; // version of route fixing algorithm
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uint32_t rt_req_sn; // route request sequence number
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uint8_t reserved; // reserved according to spec
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uint8_t err_sta_cnt; // unreachable STA count
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tei_t sta[0]; // teis of unreachable STAs
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} mme_route_err_t;
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typedef struct _mme_route_ack {
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uint8_t version; // version of route fixing algorithm
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uint8_t reserved[3];
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uint32_t rt_req_sn; // route request sequence number
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} mme_route_ack_t;
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#pragma pack(pop) // restore the pack status
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#ifdef __cplusplus
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}
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#endif
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#endif // PLC_MME_ROUTE_H
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