Fal usage scenario -33, Fal usage scenario – HP XP20000XP24000 Disk Array User Manual

Page 187

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Performing File Access Library (FAL) Operations

6-33

Hitachi USP V Cross-OS File Exchange User’s Guide

FAL Usage Scenario

Example 1: read data flowchart

dataset_

AllocGlobal

dataset_Open

Check dataset attribute

dataset_Get

Process of reading data

dataset_Close

dataset_FreeGlobal

Error process/End
process

dataset_FreeGlobal

Error
process/End

error

error

error

error

EOF

Keep work area for FAL

Open dataset

Get dataset attribute
information

dataset_

GetFileInformation

Read one data

Close dataset

Release work area for FAL

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