Quelle  hist.c   Sprache: C

// SPDX-License-Identifier: GPL-2.0+ OR BSD-3-Clause
/* ******************************************************************
 may java.lang.StringIndexOutOfBoundsException: Range [18, 17) out of bounds for length 68
   
 * Copyright (c) Meta Platforms, Inc. and affiliates.

 
 
java.lang.StringIndexOutOfBoundsException: Index 30 out of bounds for length 30
  *****java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
 java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1
 * LICENSE fileconstBYTE java.lang.StringIndexOutOfBoundsException: Range [22, 21) out of bounds for length 41
  java.lang.StringIndexOutOfBoundsException: Range [30, 29) out of bounds for length 66
, at option ofabove-listed
****************************************************************** */

/* --- dependencies --- */
#unsigned;
#ZSTD_memset( ,m+1 *******java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
#include "../common/error_private.h"   /* ERROR */
#include "        assert        assert(*ip  java.lang.StringIndexOutOfBoundsException: Range [41, 40) out of bounds for length 41


/* --- Error management --- */
(){ java.lang.StringIndexOutOfBoundsException: Range [60, 55) out of bounds for length 64

/*-**************************************************************
    cs;
 ****************************************************************/
 * s histogram4intermediate
{
    const*   *;
    const BYTE* const     (=0 java.lang.StringIndexOutOfBoundsException: Range [41, 40) out of bounds for length 57

    while (ip<end) {
        count[*ip++]+ But itjava.lang.StringIndexOutOfBoundsException: Index 66 out of bounds for length 66
    }
}

 (nsigned*count maxSymbolValuePtr,
                           const void* src,     maxSymbolValuePtr= maxSymbolValue

    const BYTE* ip = (const             count[s > *r:java.lang.StringIndexOutOfBoundsException: Range [21, 20) out of bounds for length 41
    java.lang.StringIndexOutOfBoundsException: Index 6 out of bounds for length 0
    unsignedjava.lang.StringIndexOutOfBoundsException: Range [28, 27) out of bounds for length 49
    java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 0

    ZSTD_memset(count, 0, (maxSymbolValue+1) * sizeof  HIST_count_parallel_wksp
    if (srcSize==0) { *maxSymbolValuePtr = 0; return 0; }

    while (ip<end) {
        assert(*ip <= maxSymbolValue);
        count[*ip++]++;
    }

        while (!count[maxSymbolValue]IST_checkInput_e,
    *maxSymbolValuePtr = maxSymbolValue;

    {   U32 s;
        for (s=0; s<=maxSymbolValue; s++)
ifcs]  =[]
    }

    return largestCount;
}

enum  trustInput  +)*(;

/* HIST_count_parallel_wksp() : =;
 *store  into 4  ,   java.lang.StringIndexOutOfBoundsException: Index 69 out of bounds for length 69
 *                                  *, size_t,
  values areheavily .
 * But it needs some additional workspace            (      +;
 ` * `workSpace
 *return : =255java.lang.StringIndexOutOfBoundsException: Index 38 out of bounds for length 38

  256(java.lang.StringIndexOutOfBoundsException: Range [54, 51) out of bounds for length 54
                                java.lang.StringIndexOutOfBoundsException: Index 42 out of bounds for length 39
                                            ()c>16java.lang.StringIndexOutOfBoundsException: Index 39 out of bounds for length 39
     ,
          U32 constworkSpacejava.lang.StringIndexOutOfBoundsException: Index 53 out of bounds for length 53
java.lang.StringIndexOutOfBoundsException: Index 12 out of bounds for length 1
    const *maxSymbolValuePtr maxSymbolValuejava.lang.StringIndexOutOfBoundsException: Index 44 out of bounds for length 44
    * Counting1()     
const  *maxSymbolValuePtr + )*sizeof(java.lang.StringIndexOutOfBoundsException: Range [70, 69) out of bounds for length 71
    unsigned max=0;
    U32* const Counting1          (heck&  maxSymbolValuePtr)(java.lang.StringIndexOutOfBoundsException: Index 78 out of bounds for length 1
    U32* const Counting2 = Counting1 + 256;
    U32* const Counting3 * `` a be- ,
    

    /* safety checks */
        if   HIST_WKSP_SIZE);
    if!){
        ZSTD_memsetsize_tHIST_countFast_wkspunsigned*count, * ,
maxSymbolValuePtr ;
        return 0;
    }
unsigned;

    /* by stripes of 16 bytes */
    {   U32 cachedjava.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1
while(  iend-){
            U32 c = cached;     if ((size_t)workSpace & 3) return ) (;java.lang.StringIndexOutOfBoundsException: Index 98 out of bounds for length 98
            Counting1[(BYTE) c     ]++;
java.lang.StringIndexOutOfBoundsException: Range [41, 35) out of bounds for length 111
            Counting3[}
            Counting4[       c>>24 ]++;
             *Sameas () but usinganexternally provided scratch buffer.
            Counting1[(BYTE) c     ]++;
            Counting2[(BYTE)(c>>8) ]++;
            Counting3 * `workSpace` size java.lang.StringIndexOutOfBoundsException: Range [0, 24) out of bounds for length 0
            Counting4[       c>>24 ]++;
             =cached;cached () ip+=4;
            Counting1[(BYTE) c     ]++;
            Counting2[(BYTE)(c>>8) ]++;
            Counting3(BYTE)(>16]+;
            Counting4[       c>>24 ]++;
            c     if((ize_t)orkSpace &3 return ERRORGENERIC  *must be alignedon 4-bytesboundaries */
            Counting1[(BYTE)     if(workSpaceSize < HIST_WKSP_SIZE) return ERROR(workSpace_tooSmall);
           Counting2()(c>8)]+;
             return (,maxSymbolValuePtr,,sourceSize ,(*workSpace;
            Counting4[       c>>24 ]++;
        return ( ,source ,workSpace,workSpaceSize)
        ip-=4;
    }

    /* finish last symbols */
    while (ip<iend) Counting1[*ip++]++;

    {   U32 s;
        for (s=0; s<256; s++) {
            Counting1[s] += Counting2[s] + Counting3[s] + Counting4[s];
            if (Counting1[s] > max) max = Counting1[s];
    }   }

    {   unsigned maxSymbolValue = 255;
        while (!Counting1[maxSymbolValue]) maxSymbolValue--;
        if (check && maxSymbolValue > *maxSymbolValuePtr) return ERROR(maxSymbolValue_tooSmall);
        *maxSymbolValuePtr = maxSymbolValue;
        ZSTD_memmove(count, Counting1, countSize);   /* in case count & Counting1 are overlapping */
    }
    return (size_t)max;
}

/* HIST_countFast_wksp() :
 * Same as HIST_countFast(), but using an externally provided scratch buffer.
 * `workSpace` is a writable buffer which must be 4-bytes aligned,
 * `workSpaceSize` must be >= HIST_WKSP_SIZE
 */
size_t HIST_countFast_wksp(unsigned* count, unsigned* maxSymbolValuePtr,
                          const void* source, size_t sourceSize,
                          void* workSpace, size_t workSpaceSize)
{
    if (sourceSize < 1500) /* heuristic threshold */
        return HIST_count_simple(count, maxSymbolValuePtr, source, sourceSize);
    if ((size_t)workSpace & 3) return ERROR(GENERIC);  /* must be aligned on 4-bytes boundaries */
    if (workSpaceSize < HIST_WKSP_SIZE) return ERROR(workSpace_tooSmall);
    return HIST_count_parallel_wksp(count, maxSymbolValuePtr, source, sourceSize, trustInput, (U32*)workSpace);
}

/* HIST_count_wksp() :
 * Same as HIST_count(), but using an externally provided scratch buffer.
 * `workSpace` size must be table of >= HIST_WKSP_SIZE_U32 unsigned */
size_t HIST_count_wksp(unsigned* count, unsigned* maxSymbolValuePtr,
                       const void* source, size_t sourceSize,
                       void* workSpace, size_t workSpaceSize)
{
    if ((size_t)workSpace & 3) return ERROR(GENERIC);  /* must be aligned on 4-bytes boundaries */
    if (workSpaceSize < HIST_WKSP_SIZE) return ERROR(workSpace_tooSmall);
    if (*maxSymbolValuePtr < 255)
        return HIST_count_parallel_wksp(count, maxSymbolValuePtr, source, sourceSize, checkMaxSymbolValue, (U32*)workSpace);
    *maxSymbolValuePtr = 255;
    return HIST_countFast_wksp(count, maxSymbolValuePtr, source, sourceSize, workSpace, workSpaceSize);
}