1lsm_local_disk_link_type_geLti(b3s)toragemgmt C API Mlasnmu_allocal_disk_link_type_get(3)
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NAME

6       lsm_local_disk_link_type_get - Query disk link type.
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SYNOPSIS

9       int     lsm_local_disk_link_type_get     (const     char    *disk_path,
10       lsm_disk_link_type *link_type, lsm_error **lsm_err);
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ARGUMENTS

13       disk_path   String. The path of disk, example "/dev/sdb".:
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15       link_type   Output pointer of lsm_disk_link_type.
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17       lsm_err     Output  pointer  of  lsm_error.  Error  message  could  be:
18                   retrieved via lsm_error_message_get. Memory should be freed
19                   by lsm_error_free.
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VERSION

22       1.3
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DESCRIPTION

25       Query the disk link type of specified disk path.  For SATA  disks  con‐
26       nected  to  SAS  SES  enclosure,  will  return  LSM_SCSI_LINK_TYPE_ATA.
27       Require permission to open /dev/sdX(root user or disk group).
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29       Possible value of lsm_disk_link_type:
30        * LSM_DISK_LINK_TYPE_UNKNOWN
31           When error or unknown.
32        * LSM_DISK_LINK_TYPE_FC
33            Fibre Channel.
34        * LSM_DISK_LINK_TYPE_SSA
35            Serial Storage Architecture, Old IBM tech.
36        * LSM_DISK_LINK_TYPE_SBP
37            Serial Bus Protocol, used by IEEE 1394.
38        * LSM_DISK_LINK_TYPE_SRP
39            SCSI RDMA Protocol.
40        * LSM_DISK_LINK_TYPE_ISCSI
41            Internet Small Computer System Interface.
42        * LSM_DISK_LINK_TYPE_SAS
43            Serial Attached SCSI.
44        * LSM_DISK_LINK_TYPE_ADT
45            Automation/Drive Interface Transport Protocol, often used by Tape.
46        * LSM_DISK_LINK_TYPE_ATA
47            PATA/IDE or SATA.
48        * LSM_DISK_LINK_TYPE_USB
49            USB disk.
50        * LSM_DISK_LINK_TYPE_SOP
51            SCSI over PCI-E.
52        * LSM_DISK_LINK_TYPE_PCIE
53            PCI-E, e.g. NVMe.
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RETURN

56       Error code as enumerated by 'lsm_error_number':
57           * LSM_ERR_OK
58               On success.
59           * LSM_ERR_INVALID_ARGUMENT
60               When any argument is NULL
61           * LSM_ERR_NO_MEMORY
62               When no memory.
63           * LSM_ERR_LIB_BUG
64               When something unexpected happens.
65           * LSM_ERR_NOT_FOUND_DISK
66               When provided disk path not found.
67           * LSM_ERR_PERMISSION_DENIED
68               Insufficient permission to access provided disk path.
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72February 2020            lsm_local_disk_link_typles_mg_eltocal_disk_link_type_get(3)
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