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<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE html
PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
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<meta http-equiv="PICS-Label" content='(PICS-1.1 "http://www.icra.org/ratingsv02.html" l gen true r (cz 1 lz 1 nz 1 oz 1 vz 1) "http://www.rsac.org/ratingsv01.html" l gen true r (n 0 s 0 v 0 l 0) "http://www.classify.org/safesurf/" l gen true r (SS~~000 1))' />
<meta name="DC.Type" content="reference" />
<meta name="DC.Title" content="Example: ILE C/400 Program for exit point QIBM_QZDA_SQL1" />
<meta name="abstract" content="The following ILE C/400 program will reject any UPDATE request for user GUEST. It can be used as a shell for developing exit programs tailored for your operating environment." />
<meta name="description" content="The following ILE C/400 program will reject any UPDATE request for user GUEST. It can be used as a shell for developing exit programs tailored for your operating environment." />
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<meta name="copyright" content="(C) Copyright IBM Corporation 1999, 2006" />
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<meta name="DC.Identifier" content="userexitex5" />
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<title>Example: ILE C/400 Program for exit point QIBM_QZDA_SQL1 </title>
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<body id="userexitex5"><a name="userexitex5"><!-- --></a>
<!-- Java sync-link --><script language="Javascript" src="../rzahg/synch.js" type="text/javascript"></script>
<h1 class="topictitle1">Example: ILE C/400 Program for exit point QIBM_QZDA_SQL1 </h1>
<div><p>The following ILE C/400<sup>®</sup> program will reject any UPDATE request for user
GUEST. It can be used as a shell for developing exit programs tailored for
your operating environment.</p>
<div class="example"> <pre>/*--------------------------------------------------------------------------
* @@ss1s@@ Servers - Sample Exit Program
*
* Exit Point Name : QIBM_QZDA_SQL1
*
* Description : The following ILE C/400 program will
* reject any UPDATE request for user GUEST.
* It can be used as a shell for developing
* exit programs tailored for your
* operating environment.
*
* Input : A 1-byte return code value
* X'F0' server rejects the request
* anything else server allows the request
* Structure containing information about the
* request. The format used by this program
* is ZDAQ0100.
*------------------------------------------------------------------------*/
/*------------------------------------------------------------------------
* Includes
*------------------------------------------------------------------------*/
#include &lt;string.h&gt; /* string functions */
#include &lt;stdio.h&gt; /* standard IO functions */
#include &lt;ctype.h&gt; /* type conversion functions */
/*========================================================================
* Start of mainline executable code
*========================================================================*/
main(int argc, char *argv[])
{
long i;
_Packed struct zdaq0100 {
char name[10];
char servid[10];
char fmtid[8];
long funcid;
char stmtname[18];
char cursname[18];
char prepopt[2];
char opnattr[2];
char pkgname[10];
char pkglib[10];
short drdaind;
char commitf;
char stmttxt[512];
} *sptr, stx;
/*------------------------------------------------------------------------
------------------------------------------------------------------------*/
/* initialize return variable to indicate ok status */
strncpy(argv[1],"1",1);
/**********************************************************************/
/* Address parameter structure for @@sqll@@ exit program and move local */
/* parameters into local variables. */
/* (note : this is not necessary to evaluate the arguments passed in). */
/**********************************************************************/
sptr = (_Packed struct zdaq0100 *) argv[2];
strncpy(stx.name, sptr-&gt;name, 10);
strncpy(stx.servid, sptr-&gt;servid, 10);
strncpy(stx.fmtid, sptr-&gt;fmtid, 8);
stx.funcid = sptr-&gt;funcid;
strncpy(stx.stmtname, sptr-&gt;stmtname, 18);
strncpy(stx.cursname, sptr-&gt;cursname, 18);
strncpy(stx.opnattr, sptr-&gt;opnattr, 2);
strncpy(stx.prepopt, sptr-&gt;prepopt, 2);
strncpy(stx.pkglib, sptr-&gt;pkglib, 10);
strncpy(stx.pkgname, sptr-&gt;pkgname, 10);
stx.drdaind = sptr-&gt;drdaind;
stx.commitf = sptr-&gt;commitf;
strncpy(stx.stmttxt, sptr-&gt;stmttxt, 512);
/**********************************************************************/
/* check for user GUEST and an UPDATE statement */
/* if found return an error */
/**********************************************************************/
if (! (strncmp(stx.name, "GUEST ", 10)) )
{
for (i=0; i&lt;6; i++)
stx.stmttxt[i] = toupper(stx.stmttxt[i]);
if (! strncmp(stx.stmttxt, "UPDATE", 6) )
/* Force error out of @@sqll@@ user exit pgm */
strncpy(argv[1], "0", 1);
else;
}
return;
} /* End of mainline executable code */
/*------------------------------------------------------------------------
------------------------------------------------------------------------*/
/* initialize return variable to indicate ok status */
strncpy(argv[1],"1",1);
/**********************************************************************/
/* Address parameter structure for @@sqll@@ exit program and move local */
/* parameters into local variables. */
/* (note : this is not necessary to evaluate the arguments passed in). */
/**********************************************************************/
sptr = (_Packed struct zdaq0100 *) argv[2];
strncpy(stx.name, sptr-&gt;name, 10);
strncpy(stx.servid, sptr-&gt;servid, 10);
strncpy(stx.fmtid, sptr-&gt;fmtid, 8);
stx.funcid = sptr-&gt;funcid;
strncpy(stx.stmtname, sptr-&gt;stmtname, 18);
strncpy(stx.cursname, sptr-&gt;cursname, 18);
strncpy(stx.opnattr, sptr-&gt;opnattr, 2);
strncpy(stx.prepopt, sptr-&gt;prepopt, 2);
strncpy(stx.pkglib, sptr-&gt;pkglib, 10);
strncpy(stx.pkgname, sptr-&gt;pkgname, 10);
stx.drdaind = sptr-&gt;drdaind;
stx.commitf = sptr-&gt;commitf;
strncpy(stx.stmttxt, sptr-&gt;stmttxt, 512);
/**********************************************************************/
/* check for user GUEST and an UPDATE statement */
/* if found return an error */
/**********************************************************************/
if (! (strncmp(stx.name, "GUEST ", 10)) )
{
for (i=0; i&lt;6; i++)
stx.stmttxt[i] = toupper(stx.stmttxt[i]);
if (! strncmp(stx.stmttxt, "UPDATE", 6) )
/* Force error out of @@sqll@@ user exit pgm */
strncpy(argv[1], "0", 1);
else;
}
return;
} /* End of mainline executable code */</pre>
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<div class="familylinks">
<div class="parentlink"><strong>Parent topic:</strong> <a href="rzaiksampluserextpgm.htm" title="The following examples do not show all of the programming considerations or techniques. Review the examples before you begin application design and coding.">Examples: User exit programs</a></div>
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