基础结构

typedef struct GS {

// Application Common Base //
 WORD nSize; // The Size of this Structure (bytes)
                         // An Easy way to detect the version
                        // of the Global Structure.

 VARS gv;  // Variables
 FCT  fct; // Functions
 API  api; // APIs
 STR  str; // Strings
 LOG  *Log; // Logging Stuff.
// End Common Base //

 SRV  *srv; // Server Context.
 CLI  *cli; // Client Context.
 CFG  *cfg; // Configuration Tool Context.

 DWORD dwRes; // Nothing yet, just to have 4 byte here :).
} GS; 

全局结构，其中包括nSize（全局结构体的大小，这样容易判断版本），VARS（变量结构），FCT（函数结构，构架所使用的函数），API（所使用的API函数），STR（定义字符串），LOG（日志结构），SRV（服务器上下文结构），CLI（客户端上下文结构），CFG（配置工具上下文结构），dwRes（保留字）

typedef struct _VARS {

 WORD   wHiBOVer;   // Major BOXP Version.
 WORD   wLoBOVer;   // Minor BOXP Version.

 // Control Variables.
 bool   bIsBoxpRun;   // Set it to - false - when want to end the BOXP App.
 bool   bIsBoxpReset;  // Set it to - true - when want to restart the BOXP App.
 bool   bDelete;   // Set it to - true - when want to remove the BOXP file and related system changes.
 bool   bIsWinNT;   // OS type.
          // we should more members to other O.S.s
 bool   bStarting;   // Is the FrameWork starting.
 bool   bStopping;   // Is the FrameWork stopping.
 bool   bEnableLogging;  // Use Logging Service.
 bool   bInifile;   // Use .ini file?

 HINSTANCE  hBaseAddress;  // Pointer to the image in Memory.
 char *   lpCmdLine;   // Pointer to the command line.
 char    lpThisFile[MAX_PATH]; // Path to this execuable file.
 char   lpThisPath[MAX_PATH]; // The path where we are running.
 char   lpIniFile[MAX_PATH]; // Path of the .ini file, used to save the config.

 // Core Config.
 char *   pStrConfig;   // Pointer to the Core Configuration String, if there is one
 unsigned long nCfgLen;   // Configuration Len.
 
 DWORD   dwErr;    // FrameWork last error.

 HANDLE   hHeap;    // Handle to this proccess heap.
 OSVERSIONINFO osvi;    // Contains operating system version information.
 DWORD   *pCrc32Table;  // Pointer to the CRC32 Table.

 IMAGE_PARAMETERS *g_pImageParamHead;
 CRITICAL_SECTION g_PluginsCrit;  // Plugins Repository Critical Section.
 CRITICAL_SECTION g_ThreadsCrit;  // Threads Repository Critical Section.
 CRITICAL_SECTION g_DLLCrit;   // Dll Critical Section
 CRITICAL_SECTION g_LzhCrit;   // Compression Critical Section,
          // to avoid crashes because this LZHComp is a shared object.

 // LZH COMPRESS TABLES -------------
 BYTE   p_len [64];
 BYTE   p_code[64];
 BYTE   d_code[256];
 BYTE   d_len [256];

 struct LzhComp *Lzc;     // Compression Engine

 // Handlers
 struct EncryptionHandler *EncHandler; // Encryption Handler
 struct IOHandler  *IOHandler;  // Input/Output Engine Handler
 struct AuthHandler  *AuthHandler; // Auth Handler

#ifdef WIN32
 PERF_CTX  ntctx;     // NT Process Lister Stuff
#endif

 LANG_INFO  *pLangInfos[MAX_LANGS]; // Languages Infos.
 unsigned short nLangCount;    // Number of Languages registered.
 BOFILEDEL  *pDelFiles;    // Delete Files infos (the black list! :p ).
           // These files will be deleted when the Engine shutdowns.

 FUNC_INFO  *pFuncs;    // Custom Function Infos.

 // Plug-ins stuff ---------------------------
 PLUGIN_INFO  *PlugInfo[MAX_PLUGS]; // Plugin Information Table
 WORD   nPluginCount;   // Number of Plugins loaded.
 VARIABLE_INFO *pPlugVars[MAX_VARS]; // Plugin Configuration Vars.
 WORD   nPlugVars;    // Number of Plugin Config. Vars.
 THREAD_INFO  *pThreadInfo[MAX_THREADS]; // Extra Threads.
 WORD   nThreads;    // Number of Extra Threas.

 DWORD   dwHoldrand;    // Random number...
 HMODULE   hLibs[ LIBNUM ];  // Libary Handles.
 char   szStr[ 4620 ];   // All Strings stored here.
 DWORD   nStrLen;    // Strings size.

 // * When the boxp v1.0 final release will be
 // completed, I want to have some space for
 // future modifications, without rebuild all
 // binaries.
 DWORD   lpReserved1;  // not used.
 DWORD   lpReserved2;  // not used.
 DWORD   lpReserved3;  // not used.
 DWORD   lpReserved4;  // not used.

} VARS;

包括了很多内容