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<h1 class="topictitle1">Example: Querying the status of your Cryptographic Coprocessor</h1>
<div><p>Change this program example to suit your needs for querying the
status of your Cryptographic Coprocessor. This program uses the STATEID and
TIMEDATE keywords.</p>
<div class="section"><div class="note"><span class="notetitle">Note:</span> Read the <a href="codedisclaimer.htm#codedisclaimer">Code license and disclaimer information</a> for
important legal information.<p>If you choose to use this program example,
change it to suit your specific needs. For security reasons, IBM<sup>®</sup> recommends
that you individualize these program examples rather than using the default
values provided.</p>
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<div class="example"> <pre>/*-------------------------------------------------------------------*/
/* Query the card for status or other information. */
/* This sample program uses the STATEID and TIMEDATE keywords. */
/* */
/* */
/* COPYRIGHT 5769-SS1 (C) IBM CORP. 1999 */
/* */
/* This material contains programming source code for your */
/* consideration. These examples have not been thoroughly */
/* tested under all conditions. IBM, therefore, cannot */
/* guarantee or imply reliability, serviceability, or function */
/* of these program. All programs contained herein are */
/* provided to you "AS IS". THE IMPLIED WARRANTIES OF */
/* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE */
/* ARE EXPRESSLY DISCLAIMED. IBM provides no program services for */
/* these programs and files. */
/* */
/* */
/* Note: This verb is more fully described in Chapter 2 of */
/* IBM CCA Basic Services Reference and Guide */
/* (SC31-8609) publication. */
/* */
/* Parameters: */
/* none. */
/* */
/* Example: */
/* CALL PGM(QUERY) */
/* */
/* */
/* Note: This program assumes the device to use is */
/* already identified either by defaulting to the CRP01 */
/* device or by being explicitly named using the */
/* Cryptographic_Resource_Allocate verb. Also this */
/* device must be varied on and you must be authorized */
/* to use this device description. */
/* */
/* Use these commands to compile this program on the system: */
/* ADDLIBLE LIB(QCCA) */
/* CRTCMOD MODULE(QUERY) SRCFILE(SAMPLE) */
/* CRTPGM PGM(QUERY) MODULE(QUERY) BNDSRVPGM(QCCA/CSUACFQ) */
/* */
/* Note: Authority to the CSUACFQ service program in the */
/* QCCA library is assumed. */
/* */
/* The Common Cryptographic Architecture (CCA) verb used is */
/* Cryptographic_Facility_Query (CSUACFQ). */
/* */
/*-------------------------------------------------------------------*/
#include "csucincl.h" /* header file for CCA Cryptographic */
/* Service Provider */
#include &lt;stdio.h&gt;
#include &lt;string.h&gt;
#include &lt;stdlib.h&gt;
/*-------------------------------------------------------------------*/
/* standard return codes */
/*-------------------------------------------------------------------*/
#define ERROR -1
#define OK 0
#define WARNING 4
#define IDSIZE 16 /* number of bytes in environment ID */
#define TIMEDATESIZE 24 /* number of bytes in time and date */
int main(int argc, char *argv[])
{
/*-------------------------------------------------------------------*/
/* standard CCA parameters */
/*-------------------------------------------------------------------*/
long return_code = 0;
long reason_code = 0;
long exit_data_length = 2;
char exit_data[4];
char rule_array[2][8];
long rule_array_count = 2;
char rule_array2[3][8];
/*-------------------------------------------------------------------*/
/* fields unique to this sample program */
/*-------------------------------------------------------------------*/
long verb_data_length = 0; /* currently not used by this verb */
char * verb_data = " ";
/* set keywords in the rule array */
memcpy(rule_array,"ADAPTER1STATEID ",16);
/* get the environment ID from the card */
CSUACFQ( &amp;return_code,
&amp;reason_code,
&amp;exit_data_length,
exit_data,
&amp;rule_array_count,
(char *)rule_array,
&amp;verb_data_length,
verb_data);
if ( (return_code == OK) | (return_code == WARNING) )
{
printf("Environment ID was successfully returned.\n");
printf("Return/reason codes ");
printf("%ld/%ld\n\n", return_code, reason_code);
printf("ID = %.16s\n", rule_array);
}
else
{
printf("An error occurred while getting the environment ID.\n");
printf("Return/reason codes ");
printf("%ld/%ld\n\n", return_code, reason_code);
/* return(ERROR) */;
}
/* set count to number of bytes of returned data */
rule_array_count = 2;
return_code = 0;
reason_code = 0;
/* set keywords in the rule array */
memcpy(rule_array2,"ADAPTER1TIMEDATE",16);
/* get the time from the card */
CSUACFQ( &amp;return_code,
&amp;reason_code,
&amp;exit_data_length,
exit_data,
&amp;rule_array_count,
(char *)rule_array2,
&amp;verb_data_length,
verb_data);
if ( (return_code == OK) | (return_code == WARNING) )
{
printf("Time and date was successfully returned.\n");
printf("Return/reason codes ");
printf("%ld/%ld\n\n", return_code, reason_code);
printf("DATE = %.8s\n", rule_array2);
printf("TIME = %.8s\n", &amp;rule_array2[1]);
printf("DAY of WEEK = %.8s\n", &amp;rule_array2[2]);
}
else
{
printf("An error occurred while getting the time and date.\n");
printf("Return/reason codes ");
printf("%ld/%ld\n\n", return_code, reason_code);
return(ERROR);
}
}</pre>
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<div class="familylinks">
<div class="parentlink"><strong>Parent topic:</strong> <a href="rzajcquerying.htm" title="You can query your Cryptographic Coprocessor to determine characteristics such as which algorithms are enabled, the key lengths it supports, the status of the master key, the status of cloning, and the clock setting.">Query status or request information</a></div>
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