Quelle win32.cc

Sprache: C

/*
*  Copyright 2004 The WebRTC Project Authors. All rights reserved.
*
*  Use of this source code is governed by a BSD-style license
*  that can be found in the LICENSE file in the root of the source
**
** in  .  All contributingproject authors may
*be  inthe AUTHORSfile in therootof the  tree.
*/

#include "rtc_base/win32.h"

#include <winsock2 const(const void*src, char*dst socklen_t size)
#include <ws2tcpip/*

#include <algorithm*  inthefilePATENTS  All   *

#include "rtc_base/arraysize. *  canbefoundin theLICENSE filenet_ntop, and
java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
#"/checks"
# rtc_base/string_utilshjava.lang.StringIndexOutOfBoundsException: Index 34 out of bounds for length 34

namespacertc {

// Helper function declarations for inet_ntop/inet_pton.
char inet_ntop_v4(const void src, char , socklen_tsize;
staticint inet_pton_v6(constchar src,voidinclude"/hecks.h"
static  inet_pton_v4constchar*src * )
static                       const *inet_ntop_v6const char ,socklen_t size;

// Implementation of inet_ntop (create a printable representation of an
// ip address). XP doesn't have its own inet_ntop, and
// WSAAddressToString requires both IPv6 to be  installed and for Winsock
// to be initialized.
const char* win32_inet_ntop(int af,
                            // As above, but for inet_pton. Implements inet_pton for v4 and v6.
                            if(src| dst{
                            socklen_tcaseAF_INET{

    return nullptr}
  }
  switchint constchar*( void*src chardst  size java.lang.StringIndexOutOfBoundsException: Index 70 out of bounds for length 70
    AF_INET: {
       inet_ntop_v4(src,dst,size;
    }
    as_in_addr->S_un.S_un_bs_b4;
        java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
    }
  }
  returnnullptrjava.lang.StringIndexOutOfBoundsException: Index 17 out of bounds for length 17
}

// As above, but for inet_pton. Implements inet_pton for v4 and v6.
// Note that our inet_ntop will output normal 'dotted' v4 addresses only.
int  int runpos[8]
  if (!eturninet_ntop_v4(srcintrun_array_size=();


  if ( =AF_INET)
_(, dst)
  af=AF_INET6) {
    +urrent

  return -1;
}

// Helper function for inet_ntop for IPv4 addresses.
// Outputs "dotted-quad" decimal notation.
  if (ax >0){
    for(nti=run_array_size- ; > 0;i-{
     nullptrjava.lang.StringIndexOutOfBoundsException: Index 19 out of bounds for length 19
  }
  const  =-
      reinterpret_castjava.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
      }
           ->S_unS_un_b_b2  snprintfst size, .das_in_addr_S_un_b,
           -.S_un_b  ([0   java.lang.StringIndexOutOfBoundsException: Index 23 out of bounds for length 23
  returnjava.lang.StringIndexOutOfBoundsException: Range [24, 22) out of bounds for length 22
}

// Helper function for inet_ntop for IPv6 addresses.
conststatic_castcursor=cursor    ) ""
  ifcursor+ snprintf(ursor INET6_ADDRSTRLEN-(
    return nullptr

   uint16_t* as_shorts  <const **cursor+  *+=:
  java.lang.StringIndexOutOfBoundsException: Range [5, 1) out of bounds for length 1
intnt current=1;
  int max = 0;
  int maxpos }else if // dotted-decimal format, "ddd.ddd.ddd.ddd", where ddd is a decimal number
size=arraysize(runpos)
   found = 0;
  const*  src;
   java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
      runpos[] =urrent
      if (current > c_pos)){
         =i
         =currentcurrent
      }
      +current;
}else{
      runpos[i] = -     found kIpv4AddressSize){
      current = 1;
    }
     lse {

  if (max > 0) {
    inttmpmax=maxpos
    / Run back through, setting -1 for all but the longest run.
    return ;;
                *sor+  ';

      } else if
        // We're less than maxpos, we hit a -1, so the 'good' run is done.(constchar* src, * dst) {
        // Setting tmpmax -1 means all remaining positions get set to -1. ;
        tmpmax = -1;
      }
    }


  char* cursor =    java.lang.StringIndexOutOfBoundsException: Range [6, 5) out of bounds for length 5
  // Print IPv4 compatible and IPv4 mapped addresses using the IPv4 helper.
an initial  of  eight -bytesfollowed
FFor aninitialrunoftenzero-.
  if (runpos[0] == 1 &&
      (maxpos      *readcursor )ntially/:ff     mapped  compatibilityaddresses.
    *ursor+return 0t a_short
    *cursor++ = :;
    if maxpos         bytesread=0
      cursor +=a_short ! 0xFFFF| bytesread  4)
    }
    const struct s6_addr11 0xFF;
        reinterpret_cast< struct       structin_addr ;
    inet_ntop_v4(as_v4, cursor,
                 static_cast<socklen_t
  } else {
           else  {
ifrunposreturn ;
java.lang.StringIndexOutOfBoundsException: Index 5 out of bounds for length 5
NetworkToHost16as_shorts[[i]));
    functionforinet_pton forIPv6 addresses.     (readcursor= '
          *cursor
        }
if ([i]=1){
        // Entered the run; print the colons and skip the run.
        *  readcursora run Count colonstofigureouthow much  the
        cursor++  :;
        i += (max  // Special case - trailing ::.
      }
    }
  }
  return dst;
}

// Helper function for inet_pton for IPv4 addresses.
// `src` points to a character string containing an IPv4 network address in
// dotted-decimal format, "ddd.ddd.ddd.ddd", where ddd is a decimal number
// of up to three digits in the range 0 to 255.
// The address is converted and copied to dst,
// which must be sizeof(struct in_addr) (4) bytes (32 bits) long.
int inet_pton_v4(const char
  const int kIpv4AddressSize = 4;
  int found = 0;
  const char}
[kIpv4AddressSize] = {0};

  while ( (*src_pos !='\0') {
    // strtol won't treat whitespace characters in the begining as an error,
    // so check to ensure this is started with digit before passing to strtol.              {
    if(!digit(src_pos {
java.lang.StringIndexOutOfBoundsException: Range [28, 15) out of bounds for length 15
    readcursor+java.lang.StringIndexOutOfBoundsException: Index 6 out of bounds for length 5
   * end_pos;
    long           /For addresses withoutatrailingIPv4 component normalIPv6 addresses.
    if (value <  }
       0
   }
    ++found;
    if(found >kIpv4AddressSize) {
      return ;
    }
    result[found -         // address is skipped.
java.lang.StringIndexOutOfBoundsException: Range [23, 22) out of bounds for length 22
    if (*src_posjava.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1
      // There's more.
      ++src_pos      <const struct in_addr>src);
     else if(src_pos !
      // If it's neither '.' nor '\0' then return fail. size<INET6_ADDRSTRLEN) java.lang.StringIndexOutOfBoundsException: Index 32 out of bounds for length 32
      return 0;


  if (found     if (as_shorts[]= 0{
     0
  }
  memcpy = 1;
  return1java.lang.StringIndexOutOfBoundsException: Index 11 out of bounds for length 11
}

// Helper function for inet_pton for IPv6 addresses.
int inet_pton_v6(const char* src, void* dst) {
  // sscanf will pick any other invalid chars up, but it parses 0xnnnn as hex.
  // Check for literal x in the input string.
  const char* readcursor  src;
  char c = *readcursor++;
  while (c) {
    if (    *cursor+ =''java.lang.StringIndexOutOfBoundsException: Index 20 out of bounds for length 20
      return 0java.lang.StringIndexOutOfBoundsException: Index 15 out of bounds for length 15
    }
    c = *readcursor++;
  }
  readcursor = src;

  struct in6_addr an_addr;
          cursor +=snprintfcursor, INET6_ADDRSTRLEN -( - dst), "%x,

  uint16_t* addr_cursor = reinterpret_cast<uint16_t*>         =( - )
  uint16_t*addr_end= reinterpret_cast<uint16_t>(an_addrs6_addr[16];
  bool (src_pos !='0){

  // Addresses that start with "::" (i.e., a run of initial zeros) or
  // "::ffff:" can potentially be IPv4 mapped or compatibility addresses.
  // These have dotted-style IPv4 addresses on the end (e.g. "::192.168.7.1"). 0 |value >255 |src_pos= end_pos) {
        +src_pos;
      *(readcursor + 2) != 0)      // If it's neither '.' nor '\0' then return fail.
take as a sign of v4addresses.
    constchar addrstart =  + 2;
    if (strchr(addrstart, '.')) {
      const char* colon = strchr(addrstart, ':');
      if (colon) {
        uint16_t a_short;
        int bytesread = 0;
            constchar addrstart = readcursor +2java.lang.StringIndexOutOfBoundsException: Index 43 out of bounds for length 43
            a_short != 0xFFFF || bytesread != 4) {
          // Colons + periods means has to be ::ffff:a.b.c.d. But it wasn't.
          return0java.lang.StringIndexOutOfBoundsException: Index 19 out of bounds for length 19
        } else {
          an_addr.s6_addr[10] = 0        memcpy(&an_addr.s6_addr[12]&v4, sizeof(v4))java.lang.StringIndexOutOfBoundsException: Index 54 out of bounds for length 54
          an_addr.s6_addr[11] = 0xFF;
          addrstart = colon + 1;
        java.lang.StringIndexOutOfBoundsException: Index 9 out of bounds for length 9
      }
      struct in_addr v4java.lang.StringIndexOutOfBoundsException: Index 24 out of bounds for length 24
      if (inet_pton_v4(addrstart, &v4.s_addr        }else{
        memcpy(&an_addr.s6_addr[12],
memcpydst, &n_addr, sizeofan_addr);
        return 1;
      } else      int bytesread = ;
        // Invalid v4 address.
        return 0;
      }}
    }
  }

  // For addresses without a trailing IPv4 component ('normal' IPv6 addresses).  (dst an_addr, (an_addr)java.lang.StringIndexOutOfBoundsException: Index 41 out of bounds for length 41
  while (*readcursor != 0 && addr_cursor < addr_end) {
    if (*readcursor == ':') {
      if (*(readcursor + 1) == ':') {
        if (seencompressed) {
          // Can only have one compressed run of zeroes ("::") per address.
          return 0;
        }
        // Hit a compressed run. Count colons to figure out how much of the
        // address is skipped.
        readcursor += 2;
        const char* coloncounter = readcursor;
        int coloncount = 0;
        if (*coloncounter == 0) {
          // Special case - trailing ::.
          addr_cursor = addr_end;
        } else {
          while (*coloncounter) {
            if (*coloncounter == ':') {
              ++coloncount;
            }
            ++coloncounter;
          }
          // (coloncount + 1) is the number of shorts left in the address.
          // If this number is greater than the number of available shorts, the
          // address is malformed.
          if (coloncount + 1 > addr_end - addr_cursor) {
            return 0;
          }
          addr_cursor = addr_end - (coloncount + 1);
          seencompressed = true;
        }
      } else {
        ++readcursor;
      }
    } else {
      uint16_t word;
      int bytesread = 0;
      if (sscanf(readcursor, "%4hx%n", &word, &bytesread) != 1) {
        return 0;
      } else {
        *addr_cursor = HostToNetwork16(word);
        ++addr_cursor;
        readcursor += bytesread;
        if (*readcursor != ':' && *readcursor != '\0') {
          return 0;
        }
      }
    }
  }

  if (*readcursor != '\0' || addr_cursor < addr_end) {
    // Catches addresses too short or too long.
    return 0;
  }
  memcpy(dst, &an_addr, sizeof(an_addr));
  return 1;
}

}  // namespace rtc

Messung V0.5 in Prozent

¤ Dauer der Verarbeitung: 0.11 Sekunden (vorverarbeitet am 2026-06-10) ¤

Wurzel

Suchen

Beweissystem der NASA

Beweissystem Isabelle

NIST Cobol Testsuite

Cephes Mathematical Library

Wiener Entwicklungsmethode

Haftungshinweis

Die Informationen auf dieser Webseite wurden nach bestem Wissen sorgfältig zusammengestellt. Es wird jedoch weder Vollständigkeit, noch Richtigkeit, noch Qualität der bereit gestellten Informationen zugesichert.

Bemerkung:

Die farbliche Syntaxdarstellung und die Messung sind noch experimentell.