1DPM_PING(3)                       DPM      Library      Functions
2DPM_PING(3)
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6[1mNAME[0m
7       dpm_ping  ‐  check if Disk Pool Manager is alive  and  re‐
8turn its version
9       number
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11[1mSYNOPSIS[0m
12       [1m#include <sys/types.h>[0m
13       [1m#include "dpm_api.h"[0m
14
15       [1mint    dpm_ping   (char   *[4m[22mserver[24m[1m,   char
16*[4m[22minfo[24m[1m)[0m
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18[1mDESCRIPTION[0m
19       [1mdpm_ping [22mchecks if the Disk Pool Manager  is  alive
20and returns its  ver‐
21       sion number.
22
23[1mOPTIONS[0m
24       [4mserver[24m  specifies  the  Disk Pool Manager hostname.
25If NULL, the DPM_HOST
26              environment variable is used.
27
28       [4minfo[24m   points at a buffer to receive  the  informa‐
29tion  (currently  the
30              version   number).    The  buffer  must be at least
31256 characters
32              long.
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34[1mRETURN VALUE[0m
35       This routine returns 0 if the operation was successful  or
36‐1  if  the
37       operation failed. In the latter case, [1mserrno [22mis set
38appropriately.
39
40[1mERRORS[0m
41       [1mEFAULT       [4m[22minfo[24m is a NULL pointer.
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43       [1mSENOSHOST    [22mHost unknown.
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45       [1mSENOSSERV    [22mService unknown.
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47       [1mSECOMERR     [22mCommunication error.
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49       [1mEDPMNACT     [22mDisk Pool Manager is not running or is
50being shutdown.
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54LCG                         $Date:    2007/05/09    06:38:31    $
55DPM_PING(3)
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