SecurityTests/clxutils/threadTest/cspRand.cpp

   1 /* cspRand.cpp */
   2
   3 #include "testParams.h"
   4 #include <utilLib/common.h>
   5 #include <stdlib.h>
   6 #include <stdio.h>
   7 #include <security_utilities/threading.h>
   8
   9 #define INNER_LOOPS             100
  10 #define MAX_SIZE                256
  11
  12 int cspRandInit(TestParams *testParams)
  13 {
  14         return 0;
  15 }
  16
  17 int cspRand(TestParams *testParams)
  18 {
  19         unsigned                loopNum;
  20         unsigned                iLoop;
  21         unsigned char   randData[MAX_SIZE];
  22
  23         for(loopNum=0; loopNum<testParams->numLoops; loopNum++) {
  24
  25                 if(!testParams->quiet) {
  26                         printChar(testParams->progressChar);
  27                 }
  28
  29                 /* pick a rand size for this outer loop using the global devRand */
  30                 unsigned char randSize;
  31                 CSSM_DATA cdata;
  32                 cdata.Data = &randSize;
  33                 cdata.Length = 1;
  34                 threadGetRandData(testParams, &cdata, 1);
  35                 if(randSize == 0) {
  36                         randSize = 1;
  37                 }
  38                 for(iLoop=0; iLoop<INNER_LOOPS; iLoop++) {
  39                         CSSM_CC_HANDLE  rngHand;
  40                         CSSM_RETURN crtn;
  41
  42                         crtn = CSSM_CSP_CreateRandomGenContext(testParams->cspHand,
  43                                 CSSM_ALGID_APPLE_YARROW,
  44                                 NULL,                           /* seed */
  45                                 randSize,
  46                                 &rngHand);
  47                         if(crtn) {
  48                                 printError("CSSM_CSP_CreateRandomGenContext", crtn);
  49                                 return 1;
  50                         }
  51                         cdata.Data = randData;
  52                         cdata.Length = randSize;
  53                         crtn = CSSM_GenerateRandom(rngHand, &cdata);
  54                         if(crtn) {
  55                                 printError("CSSM_GenerateRandom", crtn);
  56                                 return 1;
  57                         }
  58                         CSSM_DeleteContext(rngHand);
  59                 }
  60         }
  61         return 0;
  62 }
  63