"Observation ID Bitfield" (APP/LIM)

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Focus:	Maintenance / Operation
Structures:	Abstract / Concrete

Ancestry:

0x000	pkt	TOO_Start
0x00C	bf	COBSBF observation_id

Definition:

Alignment:	4-byte boundary
APID:	1635/0x663:0
Attribute(s):
C type:	unsigned int
Length:	32 bits (4 bytes)
Offset:	0x00C

Description:

Bitfield containing an observation identifier.

Layout: (hide detail; help)

Start

Stop

Size

Item Type and Name

COBSBF (bf)
|  CPAD8 pad (0-7)
|  COBSID id (8-31)

typedef struct _LIM_COBSBF_Bfl {

    #if ENDIANNESS_IS_BIG

    /* 8-Bit Padding */
    unsigned int         pad:8;

    /* Observation ID */
    unsigned int         id:24;

    #elif ENDIANNESS_IS_LITTLE

    /* Observation ID */
    unsigned int         id:24;

    /* 8-Bit Padding */
    unsigned int         pad:8;

    #else

    #error _FILE_ ENDIANNESS NOT DEFINED

    #endif

} __attribute__((packed)) LIM_COBSBF_Bfl;

typedef union _LIM_COBSBF {

    /* underlying unsigned int */
    unsigned int                    ui;

    /* struct mapped bitfield */
    struct _LIM_COBSBF_Bfl          bf;

} LIM_COBSBF;