Warning, /include/Geant4/tools/buf2lines is written in an unsupported language. File is not indexed.
0001 // Copyright (C) 2010, Guy Barrand. All rights reserved.
0002 // See the file tools.license for terms.
0003
0004 #ifndef tools_buf2lines
0005 #define tools_buf2lines
0006
0007 #include <vector>
0008 #include <string>
0009 #include <string.h> //memcpy
0010
0011 namespace tools {
0012
0013 inline bool strings2buf(const std::vector<std::string>& a_strings,size_t& a_size,char*& a_buffer) {
0014 // For {"aa","bbb"}, it produces "aa0bbb00".
0015 // For {""}, it produces "00".
0016 // For {}, it produces "0".
0017 size_t number = a_strings.size();
0018 a_size = 0;
0019 for(size_t index=0;index<number;index++) a_size += a_strings[index].size()+1;
0020 a_size++;
0021 a_buffer = new char[a_size];
0022 if(!a_buffer) {a_size = 0;return false;}
0023 char* pos = a_buffer;
0024 size_t array_size;
0025 for(size_t index=0;index<number;index++) {
0026 const std::string& _s = a_strings[index];
0027 array_size = _s.size()+1;
0028 ::memcpy(pos,_s.c_str(),array_size);
0029 pos += array_size;
0030 }
0031 *pos = '\0';
0032 return true;
0033 }
0034
0035 inline bool buf2strings(size_t a_size,char* a_buffer,std::vector<std::string>& a_strings) {
0036 if(a_size<=1) return false;
0037 // We assume here a_size>=1
0038 // Exa : if ab0cde00, then a_strings should contain two strings ab and cde.
0039 a_strings.clear();
0040 char* begin = a_buffer;
0041 char* pos = a_buffer;
0042 size_t number = a_size-1;
0043 for(size_t index=0;index<number;index++) {
0044 if((*pos)=='\0') {
0045 size_t l = pos - begin;
0046 std::string _s(l,0);
0047 char* data = (char*)_s.c_str();
0048 ::memcpy(data,begin,l);
0049 a_strings.push_back(_s);
0050 begin = pos+1;
0051 }
0052 pos++;
0053 }
0054 return true;
0055 }
0056
0057 }
0058
0059 #endif
0060
