strdup.cpp

linux下的rtsp/rtp/rtcp协议栈源代码； c++写的

/**********
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the terms of the GNU Lesser General Public License as published by the
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This library is distributed in the hope that it will be useful, but WITHOUT
ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
FOR A PARTICULAR PURPOSE.  See the GNU Lesser General Public License for
more details.

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**********/
// Copyright (c) 1996-2003 Live Networks, Inc.  All rights reserved.
// A C++ equivalent to the standard C routine "strdup()".
// This generates a char* that can be deleted using "delete[]"
// Implementation

#include "strDup.hh"
#include "string.h"

char* strDup(char const* str) {
  if (str == NULL) return NULL;
  size_t len = strlen(str) + 1;
  char* copy = new char[len];

  if (copy != NULL) {
    memcpy(copy, str, len);
  }
  return copy;
}

char* strDupSize(char const* str) {
  if (str == NULL) return NULL;
  size_t len = strlen(str) + 1;
  char* copy = new char[len];

  return copy;
}