ADIC Digital Camera 601355 Rev A 사용자 설명서

601355 Rev A

API Functions

2-865

 

VSCMD_DrivePoolQuery

 returns:

•

VSE_TRUE

-

Successful execution if the API is operating in 
synchronous mode

-

Good initial status received if the API is operating in 
asynchronous mode

•

VSE_FALSE - The request failed. A return code of 
VSE_FALSE (which is 0) means the request failed. 

VSID_STATUS_WAIT_FLAG 
(VST_STATUS_WAIT_FLAG)

Flag indicating whether the API software waits 
for final status from VolServ (or times-out) for 
this request. Valid options are 

VSE_TRUE

 (API 

software waits for final status) and 

VSE_FALSE

 (API software does not wait for 

final status). Also determines whether the API 
software operates in synchronous mode 
(

VSE_TRUE

) or in asynchronous mode 

(

VSE_FALSE

). The default 

VSID_STATUS_WAIT_FLAG

 value is 

VSE_TRUE.

VSID_TIMEOUT_VALUE (VST_TIME_OUT)

Amount of time (in seconds) the API software 
waits for status from VolServ before returning 
a time-out to the client software for this 
request. The default time-out value is 120 
seconds.

VSID_USER_FIELD (VST_USER_FIELD)

Value to be put in 

USER_FIELD

 for this 

request.

 USER_FIELD

 is a 16-character field 

provided for user information. Information 
entered in this field is echoed back to the user 
in every status message returned for this 
request. Neither the API software nor VolServ 
uses 

USER_FIELD

.