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  1. #include <stdio.h>
  2. #include <inttypes.h>
  3.  
  4. #include "stdint.h" /* Replace with <stdint.h> if appropriate */
  5. #undef get16bits
  6. #if (defined(__GNUC__) && defined(__i386__)) || defined(__WATCOMC__) \
  7.   || defined(_MSC_VER) || defined (__BORLANDC__) || defined (__TURBOC__)
  8. #define get16bits(d) (*((const uint16_t *) (d)))
  9. #endif
  10.  
  11. #if !defined (get16bits)
  12. #define get16bits(d) ((((uint32_t)(((const uint8_t *)(d))[1])) << 8)\
  13.                        +(uint32_t)(((const uint8_t *)(d))[0]) )
  14. #endif
  15.  
  16. uint32_t SuperFastHash (const char * data, int len) {
  17. uint32_t hash = len, tmp;
  18. int rem;
  19.  
  20.     if (len <= 0 || data == NULL) return 0;
  21.  
  22.     rem = len & 3;
  23.     len >>= 2;
  24.  
  25.     /* Main loop */
  26.     for (;len > 0; len--) {
  27.         hash  += get16bits (data);
  28.         tmp    = (get16bits (data+2) << 11) ^ hash;
  29.         hash   = (hash << 16) ^ tmp;
  30.         data  += 2*sizeof (uint16_t);
  31.         hash  += hash >> 11;
  32.     }
  33.  
  34.     /* Handle end cases */
  35.     switch (rem) {
  36.         case 3: hash += get16bits (data);
  37.                 hash ^= hash << 16;
  38.                 hash ^= ((signed char)data[sizeof (uint16_t)]) << 18;
  39.                 hash += hash >> 11;
  40.                 break;
  41.         case 2: hash += get16bits (data);
  42.                 hash ^= hash << 11;
  43.                 hash += hash >> 17;
  44.                 break;
  45.         case 1: hash += (signed char)*data;
  46.                 hash ^= hash << 10;
  47.                 hash += hash >> 1;
  48.     }
  49.  
  50.     /* Force "avalanching" of final 127 bits */
  51.     hash ^= hash << 3;
  52.     hash += hash >> 5;
  53.     hash ^= hash << 4;
  54.     hash += hash >> 17;
  55.     hash ^= hash << 25;
  56.     hash += hash >> 6;
  57.  
  58.     return hash;
  59. }
  60.  
  61. int main(void) {
  62. 	//char arr[3][100] = {"2cb2db96-3bd0-403e-abe2-9269b3761041.Bubble", 
  63. 	//                     "9ce3c9c2-462f-4cc9-bbd7-57d656445be0.Bubble", "9ce3c9c2-462f-4cc9-bbd7-57d656445be0.Dot"};
  64. 	//char chunk[] = "Microsoft.Global.OnRamp_ImportUpsell";
  65. 	//uint32_t hash = SuperFastHash(chunk, strlen(chunk));
  66. 	//printf("%d\n", hash);
  67. 	char ids[39][100]={"Nurturing.Local.chinaLanguageMismatch","Nurturing.Local.personalizeManageText","Nurturing.Local.layoutPromotion","Nurturing.Local.layoutDemotion","Nurturing.Local.locationAccuracyRevIP","Nurturing.Local.marketLanguage","Nurturing.Local.marketRoaming","Nurturing.Local.o365tab2_psl","Nurturing.Local.OfficeCoachmarkO365Layout","Nurturing.Local.OfficeCoachmarkWorkFeedTab","Nurturing.Local.topSitesCloseByWpo","Nurturing.Local.streakIntroduction","Nurturing.Local.streakOneDay","Nurturing.Local.lockScreenLocationCoachmark","Nurturing.Local.cnexEndBanner","Nurturing.Local.rubyFeedback","Nurturing.Local.widgetsUpsell","Nurturing.Local.marketChanged","Nurturing.Local.prong1RotationSettingsButton","Nurturing.Local.prong1SettingsButtonDialog","Nurturing.Local.prong1ShuffleButton","Nurturing.Local.prong2ProfileMigration","Nurturing.Local.prong2PlayPivotButton","Nurturing.Local.prong2MarketMismatchButton","Nurturing.Local.prong2WeatherNurturing","Nurturing.Local.prong2ConsumptionCoachmark","Nurturing.Local.prong2RubyOptoutCoachmark","Nurturing.Local.nurturingPlacementManagerTestKey","Nurturing.Local.actionTrayComment","Nurturing.Local.actionTrayCommentControl","Nurturing.Local.actionTrayCommentFirst","Nurturing.Local.actionTrayCommentFirstControl","Nurturing.Local.consumptionTopicTag","Nurturing.Local.microsoftStartAppCoachmark","Nurturing.Local.personalizeCexp","Nurturing.Local.TermOfUseBanner2","Nurturing.Local.TermOfUseBanner1","Nurturing.Local.LanguageExplainingBanner","Nurturing.Local.popupCF"};
  68. 	for (int i = 0; i < 39; i++) 
  69. 	{
  70. 		//printf("%d\n", strlen(ids[i]));
  71. 		int hash = SuperFastHash(ids[i], strlen(ids[i]));
  72. 		printf("%d\n", hash);
  73. 	}
  74. 	return 0;
  75. }
  76.  
Success #stdin #stdout 0s 5332KB
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1332575010
-662551275
-1235479012
243770377
-39918008
915150040
931801803
-611885922
1646343227
-1847300028
1531451109
897875139
1034020502
728347026
-1173556348
-1838229785
-1397239213
514192530
1998295666
-780652546
569159181
854564011
-355779097
15305479
1324268240
1276809391
-1515211015
320738334
-1593029272
1420692424
84639646
971609748
1294542293
-1361385469
1280150598
-1431053141
-748184117
1194853632
1600899059
https://ideone.com/UvFoQN
language:
C (gcc 8.3)
created:
17 hours ago
visibility:
public

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