uchime_src/path.h

   1 #ifndef path_h\r
   2 #define path_h\r
   3 \r
   4 struct PathData\r
   5         {\r
   6 private:\r
   7         PathData(PathData &);\r
   8         PathData &operator=(PathData &);\r
   9 \r
  10 public:\r
  11         char *Start;\r
  12         char *Front;\r
  13         char *Back;\r
  14         unsigned Bytes;\r
  15 \r
  16 public:\r
  17         PathData()\r
  18                 {\r
  19                 Clear(true);\r
  20                 }\r
  21         ~PathData()\r
  22                 {\r
  23                 Free();\r
  24                 }\r
  25         void Free();\r
  26         void Alloc(unsigned MaxLen);\r
  27         void Clear(bool ctor = false)\r
  28                 {\r
  29                 Start = 0;\r
  30                 if (ctor)\r
  31                         {\r
  32                         Front = 0;\r
  33                         Back = 0;\r
  34                         Bytes = 0;\r
  35                         }\r
  36                 else\r
  37                         Free();\r
  38                 }\r
  39         void Copy(const PathData &rhs);\r
  40         void FromStr(const char *PathStr);\r
  41         void Reverse()\r
  42                 {\r
  43                 asserta(Start != 0);\r
  44                 unsigned L = (unsigned) strlen(Start);\r
  45                 for (unsigned k = 0; k < L/2; ++k)\r
  46                         {\r
  47                         char c = Start[k];\r
  48                         Start[k] = Start[L-k-1];\r
  49                         Start[L-k-1] = c;\r
  50                         }\r
  51                 }\r
  52         void SetEmpty()\r
  53                 {\r
  54                 Start = 0;\r
  55                 }\r
  56 \r
  57         bool IsEmpty() const\r
  58                 {\r
  59                 return Start == 0;\r
  60                 }\r
  61         };\r
  62 \r
  63 #endif // path_h\r