299 lines
14 KiB
HTML
299 lines
14 KiB
HTML
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<meta name="DC.Title" content="Example: ILE C program for installing a master key share" />
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<meta name="abstract" content="Change this program example to suit your needs for installing a master key share." />
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<meta name="description" content="Change this program example to suit your needs for installing a master key share." />
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<title>Example: ILE C program for installing a master key share</title>
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</head>
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<body id="putsharec"><a name="putsharec"><!-- --></a>
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<!-- Java sync-link --><script language="Javascript" src="../rzahg/synch.js" type="text/javascript"></script>
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<h1 class="topictitle1">Example: ILE C program for installing a master key share</h1>
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<div><p>Change this program example to suit your needs for installing a
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master key share. </p>
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<div class="section"><div class="p"><div class="note"><span class="notetitle">Note:</span> Read the <a href="codedisclaimer.htm#codedisclaimer">Code license and disclaimer information</a> for
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important legal information.</div>
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</div>
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</div>
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<div class="example"> <pre>/*-------------------------------------------------------------------*/
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/* PUTSHARE */
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/* */
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/* Sample program to install a master key share as part of the */
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/* master key cloning process. */
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/* */
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/* COPYRIGHT 5769-SS1 (C) IBM CORP. 1999, 1999 */
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/* */
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/* This material contains programming source code for your */
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/* consideration. These examples have not been thoroughly */
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/* tested under all conditions. IBM, therefore, cannot */
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/* guarantee or imply reliability, serviceability, or function */
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/* of these program. All programs contained herein are */
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/* provided to you "AS IS". THE IMPLIED WARRANTIES OF */
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/* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE */
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/* ARE EXPRESSLY DISCLAIMED. IBM provides no program services for */
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/* these programs and files. */
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/* */
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/* */
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/* Note: Input format is more fully described in Chapter 2 of */
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/* IBM CCA Basic Services Reference and Guide */
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/* (SC31-8609) publication. */
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/* */
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/* Parameters: Share number */
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/* Name of share receiver private key */
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/* Name of certifying key */
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/* Stream file containing sender certificate */
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/* */
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/* */
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/* Example: */
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/* CALL PGM(PUTSHARE) PARM(2 RECVR SAKEY SNDR.PUB) */
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/* */
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/* */
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/* Note: This program assumes the card with the profile is */
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/* already identified either by defaulting to the CRP01 */
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/* device or by being explicitly named using the */
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/* Cryptographic_Resource_Allocate verb. Also this */
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/* device must be varied on and you must be authorized */
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/* to use this device description. */
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/* */
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/* The Common Cryptographic Architecture (CCA) verbs used is */
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/* Master_Key_Distribution (CSUAMKD). */
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/* */
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/* Use these commands to compile this program on the system: */
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/* ADDLIBLE LIB(QCCA) */
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/* CRTCMOD MODULE(PUTSHARE) SRCFILE(SAMPLE) */
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/* CRTPGM PGM(PUTSHARE) MODULE(PUTSHARE) */
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/* BNDDIR(QCCA/QC6BNDDIR) */
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/* */
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/* Note: Authority to the CSUAMKD service program */
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/* in the QCCA library is assumed. */
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/* */
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/*-------------------------------------------------------------------*/
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#include <stdio.h>
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#include <string.h>
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#include "csucincl.h"
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#include "decimal.h"
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extern void QDCXLATE(decimal(5,0), char *, char*, char *);
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#pragma linkage (QDCXLATE, OS, nowiden)
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int main(int argc, char *argv[])
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{
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/*------------------------------------------------------------------*/
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/* Declares for CCA parameters */
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/*------------------------------------------------------------------*/
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long return_code = 0;
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long reason_code = 0;
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long exit_data_length = 0;
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char exit_data[4];
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char rule_array[24];
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long rule_array_count;
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long token_len = 2500;
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char token[2500];
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long cloneInfoKeyLength = 500;
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unsigned char cloneInfoKey[500];
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long cloneInfoLength = 400;
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unsigned char cloneInfo[400];
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long shareIdx;
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char name[64];
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char SAname[64];
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/*------------------------------------------------------------------*/
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/* Declares for working with a PKA token */
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/*------------------------------------------------------------------*/
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long pub_sec_len; /* Public section length */
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long prv_sec_len; /* Private section length */
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long cert_sec_len; /* Certificate section length */
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long info_subsec_len; /* Information subsection length */
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long offset; /* Offset into token */
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long tempOffset; /* (Another) Offset into token */
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long tempLength; /* Length variable */
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long tempLen1, tempLen2; /* temporary length variables */
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char cloneShare[] = "cloneShare00"; /* Base cloning share filename */
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long count; /* Number of bytes read in from file */
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decimal(15,5) shareParm; /* Packed 15 5 var used for converting */
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/* from packed 15 5 to binary. Numeric */
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/* parms on system are passed as dec 15 5*/
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FILE *fp; /* File pointer */
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if (argc < 5) /* Check number of parameters passed in */
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{
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printf("Need Share index, Receiver name, SA name, and cert\n");
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return 1;
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}
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/* Convert the packed decimal 15 5 parm */
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/* to binary. */
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memcpy(&shareParm,argv[1],sizeof(shareParm));
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shareIdx = shareParm;
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memset(name,' ',64); /* Copy the Private key name parm to a */
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memcpy(name,argv[2],strlen(argv[2])); /* 64 byte space padded var. */
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memset(SAname,' ',64); /* Copy the Share Admin name parm to a */
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memcpy(SAname,argv[3],strlen(argv[3]));/* 64 byte space padded var. */
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fp = fopen(argv[4],"rb"); /* Open the file containing the token */
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if (!fp)
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{
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printf("File %s not found.\n",argv[4]);
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return 1;
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}
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memset(token,0,2500); /* Read the token from the file */
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count = fread(token,1,2500,fp);
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fclose(fp); /* Close the file */
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/* Determine length of token from length */
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/* bytes at offset 2 and 3. */
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token_len = ((256 * token[2]) + token[3]);
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if (count < token_len) /* Check if whole token was read in */
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{
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printf("Incomplete token in file\n");
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return 1;
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}
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/************************************************************/
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/* Find the certificate offset in the token */
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/* */
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/* The layout of the token is */
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/* */
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/* - Token header - 8 bytes - including 2 length bytes */
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/* - Public key section - length bytes at offset 10 overall */
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/* - Private key name - 68 bytes */
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/* - Certificate section */
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/* */
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/************************************************************/
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pub_sec_len = ((256 * token[10]) + token[11]);
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offset = pub_sec_len + 68 + 8; /* Set offset to certiicate section */
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/* Determine certificate section */
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/* length from the length bytes at */
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/* offset 2 of the section. */
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cert_sec_len = ((256 * token[offset + 2]) + token[offset + 3]);
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/**********************************************/
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/* Open and read the clone file */
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/**********************************************/
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/* Build path name from the base */
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/* file name and the index */
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if (shareIdx < 9) cloneShare[11] = '0' + shareIdx;
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else
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{
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cloneShare[10] = '1';
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cloneShare[11] = '0' + shareIdx - 10;
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}
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fp = fopen(cloneShare,"rb"); /* Open the file with the share */
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if (!fp)
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{
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printf("Clone share file %s not found.\n",cloneShare);
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return 1;
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}
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/* Read in the length of the KEK */
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count = fread((char*)&cloneInfoKeyLength,1,4,fp);
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if (count < 4) /* Check if there was an error */
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{
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printf("Clone share file %s contains invalid data.\n",
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cloneShare);
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fclose(fp);
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return 1;
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}
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/* Read in the Key encrypting key */
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count = fread((char*)cloneInfoKey,1,cloneInfoKeyLength,fp);
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if (count < cloneInfoKeyLength) /* Check for an error reading */
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{
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printf("Clone share file %s contains invalid data.\n",
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cloneShare);
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fclose(fp);
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return 1;
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}
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/* Read in the length of the clone info */
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count = fread((char*)&cloneInfoLength,1,4,fp);
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if (count < 4) /* Check for an error */
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{
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printf("Clone share file %s contains invalid data.\n",
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cloneShare);
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fclose(fp);
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return 1;
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}
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/* Read in the clone info */
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count = fread((char*)cloneInfo,1,cloneInfoLength,fp);
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if (count < cloneInfoLength) /* Check for an error */
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{
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printf("Clone share file %s contains invalid data.\n",
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cloneShare);
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fclose(fp);
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return 1;
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}
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fclose(fp); /* Close the file */
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/**************************************************************/
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/* Install the share */
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/**************************************************************/
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memcpy((void*)rule_array,"INSTALL ",8); /* Set rule array */
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rule_array_count = 1;
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CSUAMKD( &return_code, &reason_code, &exit_data_length,
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exit_data,
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&rule_array_count,
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(unsigned char*)rule_array,
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&shareIdx,
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name,
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SAname,
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&cert_sec_len,
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&token[offset],
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&cloneInfoKeyLength,
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cloneInfoKey,
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&cloneInfoLength,
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cloneInfo);
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if (return_code > 4 )
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{
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printf("Master Key Distribution Failed : return reason %d/%d\n",
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return_code, reason_code);
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return 1;
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}
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else
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{
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printf("Master Key share %d successfully installed.\n",shareIdx);
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printf("Return reason codes %d/%d\n",return_code, reason_code);
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return 0;
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}
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}</pre>
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</div>
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</div>
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<div>
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<div class="familylinks">
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<div class="parentlink"><strong>Parent topic:</strong> <a href="rzajcworking.htm" title="After you set up your Cryptographic Coprocessor, you can begin writing programs to make use of your Cryptographic Coprocessor's cryptographic functions.">Manage the Cryptographic Coprocessor</a></div>
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</div>
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