Function report

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:block\partitions\ldm.c Create Date:2022-07-28 17:28:08
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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Name:ldm_parse_dsk4 - Read a raw VBLK Disk object into a vblk structure*@buffer: Block of data being worked on*@buflen: Size of the block of data*@vb: In-memory vblk in which to return information* Read a raw VBLK Disk object (version 4) into a vblk structure

Proto:static bool ldm_parse_dsk4(const u8 *buffer, int buflen, struct vblk *vb)

Type:bool

Parameter:

TypeParameterName
const u8 *buffer
intbuflen
struct vblk *vb
900  BUG_ON(!buffer || !vb)
902  r_objid = ldm_relative - Calculate the next relative offset*@buffer: Block of data being worked on*@buflen: Size of the block of data*@base: Size of the previous fixed width fields*@offset: Cumulative size of the previous variable-width fields* Because many of the
903  r_name = ldm_relative - Calculate the next relative offset*@buffer: Block of data being worked on*@buflen: Size of the block of data*@base: Size of the previous fixed width fields*@offset: Cumulative size of the previous variable-width fields* Because many of the
904  len = r_name
905  If len < 0 Then Return false
908  len += VBLK_SIZE_DSK4
909  If len != get_unaligned_be32(buffer + 0x14) Then Return false
912  disk = disk
913  uuid_copy( & VBLK Disk , (uuid_t * )(buffer + 0x18 + r_name))
914  Return true
Caller
NameDescribe
ldm_parse_vblkldm_parse_vblk - Read a raw VBLK object into a vblk structure*@buf: Block of data being worked on*@len: Size of the block of data*@vb: In-memory vblk in which to return information* Read a raw VBLK object into a vblk structure