diff options
Diffstat (limited to 'osframework/source/PakLib/PakInterface.h')
| -rw-r--r-- | osframework/source/PakLib/PakInterface.h | 237 |
1 files changed, 237 insertions, 0 deletions
diff --git a/osframework/source/PakLib/PakInterface.h b/osframework/source/PakLib/PakInterface.h new file mode 100644 index 0000000..22a9c5a --- /dev/null +++ b/osframework/source/PakLib/PakInterface.h @@ -0,0 +1,237 @@ +#ifndef __PAKINTERFACE_H__
+#define __PAKINTERFACE_H__
+
+#include <map>
+#include <list>
+#include <string>
+
+#define WIN32_LEAN_AND_MEAN
+#include <windows.h>
+
+class PakCollection;
+
+class PakRecord
+{
+public:
+ PakCollection* mCollection;
+ std::string mFileName;
+ FILETIME mFileTime;
+ int mStartPos;
+ int mSize;
+};
+
+typedef std::map<std::string, PakRecord> PakRecordMap;
+
+class PakCollection
+{
+public:
+ HANDLE mFileHandle;
+ HANDLE mMappingHandle;
+ void* mDataPtr;
+};
+
+typedef std::list<PakCollection> PakCollectionList;
+
+struct PFILE
+{
+ PakRecord* mRecord;
+ int mPos;
+ FILE* mFP;
+};
+
+struct PFindData
+{
+ HANDLE mWHandle;
+ std::string mLastFind;
+ std::string mFindCriteria;
+};
+
+class PakInterfaceBase
+{
+public:
+ virtual PFILE* FOpen(const char* theFileName, const char* theAccess) = 0;
+ virtual PFILE* FOpen(const wchar_t* theFileName, const wchar_t* theAccess) { return NULL; }
+ virtual int FClose(PFILE* theFile) = 0;
+ virtual int FSeek(PFILE* theFile, long theOffset, int theOrigin) = 0;
+ virtual int FTell(PFILE* theFile) = 0;
+ virtual size_t FRead(void* thePtr, int theElemSize, int theCount, PFILE* theFile) = 0;
+ virtual int FGetC(PFILE* theFile) = 0;
+ virtual int UnGetC(int theChar, PFILE* theFile) = 0;
+ virtual char* FGetS(char* thePtr, int theSize, PFILE* theFile) = 0;
+ virtual wchar_t* FGetS(wchar_t* thePtr, int theSize, PFILE* theFile) { return thePtr; }
+ virtual int FEof(PFILE* theFile) = 0;
+
+ virtual HANDLE FindFirstFile(LPCTSTR lpFileName, LPWIN32_FIND_DATA lpFindFileData) = 0;
+ virtual BOOL FindNextFile(HANDLE hFindFile, LPWIN32_FIND_DATA lpFindFileData) = 0;
+ virtual BOOL FindClose(HANDLE hFindFile) = 0;
+};
+
+class PakInterface : public PakInterfaceBase
+{
+public:
+ PakCollectionList mPakCollectionList;
+ PakRecordMap mPakRecordMap;
+
+public:
+ bool PFindNext(PFindData* theFindData, LPWIN32_FIND_DATA lpFindFileData);
+
+public:
+ PakInterface();
+ ~PakInterface();
+
+ bool AddPakFile(const std::string& theFileName);
+ PFILE* FOpen(const char* theFileName, const char* theAccess);
+ int FClose(PFILE* theFile);
+ int FSeek(PFILE* theFile, long theOffset, int theOrigin);
+ int FTell(PFILE* theFile);
+ size_t FRead(void* thePtr, int theElemSize, int theCount, PFILE* theFile);
+ int FGetC(PFILE* theFile);
+ int UnGetC(int theChar, PFILE* theFile);
+ char* FGetS(char* thePtr, int theSize, PFILE* theFile);
+ int FEof(PFILE* theFile);
+
+ HANDLE FindFirstFile(LPCTSTR lpFileName, LPWIN32_FIND_DATA lpFindFileData);
+ BOOL FindNextFile(HANDLE hFindFile, LPWIN32_FIND_DATA lpFindFileData);
+ BOOL FindClose(HANDLE hFindFile);
+};
+
+extern PakInterface* gPakInterface;
+
+static HANDLE gPakFileMapping = NULL;
+static PakInterfaceBase** gPakInterfaceP = NULL;
+
+static PakInterfaceBase* GetPakPtr()
+{
+ if (gPakFileMapping == NULL)
+ {
+ char aName[256];
+ sprintf(aName, "gPakInterfaceP_%d", GetCurrentProcessId());
+ gPakFileMapping = ::CreateFileMappingA((HANDLE)INVALID_HANDLE_VALUE, NULL, PAGE_READWRITE, 0, sizeof(PakInterface*), aName);
+ gPakInterfaceP = (PakInterfaceBase**) MapViewOfFile(gPakFileMapping, FILE_MAP_ALL_ACCESS, 0, 0, sizeof(PakInterface*));
+ }
+ return *gPakInterfaceP;
+}
+
+static PFILE* p_fopen(const char* theFileName, const char* theAccess)
+{
+ if (GetPakPtr() != NULL)
+ return (*gPakInterfaceP)->FOpen(theFileName, theAccess);
+ FILE* aFP = fopen(theFileName, theAccess);
+ if (aFP == NULL)
+ return NULL;
+ PFILE* aPFile = new PFILE();
+ aPFile->mRecord = NULL;
+ aPFile->mPos = 0;
+ aPFile->mFP = aFP;
+ return aPFile;
+}
+
+static PFILE* p_fopen(const wchar_t* theFileName, const wchar_t* theAccess)
+{
+ if (GetPakPtr() != NULL)
+ return (*gPakInterfaceP)->FOpen(theFileName, theAccess);
+ FILE* aFP = _wfopen(theFileName, theAccess);
+ if (aFP == NULL)
+ return NULL;
+ PFILE* aPFile = new PFILE();
+ aPFile->mRecord = NULL;
+ aPFile->mPos = 0;
+ aPFile->mFP = aFP;
+ return aPFile;
+}
+
+static int p_fclose(PFILE* theFile)
+{
+ if (GetPakPtr() != NULL)
+ return (*gPakInterfaceP)->FClose(theFile);
+ int aResult = fclose(theFile->mFP);
+ delete theFile;
+ return aResult;
+}
+
+static int p_fseek(PFILE* theFile, long theOffset, int theOrigin)
+{
+ if (GetPakPtr() != NULL)
+ return (*gPakInterfaceP)->FSeek(theFile, theOffset, theOrigin);
+ return fseek(theFile->mFP, theOffset, theOrigin);
+}
+
+static int p_ftell(PFILE* theFile)
+{
+ if (GetPakPtr() != NULL)
+ return (*gPakInterfaceP)->FTell(theFile);
+ return ftell(theFile->mFP);
+}
+
+static size_t p_fread(void* thePtr, int theSize, int theCount, PFILE* theFile)
+{
+ if (GetPakPtr() != NULL)
+ return (*gPakInterfaceP)->FRead(thePtr, theSize, theCount, theFile);
+ return fread(thePtr, theSize, theCount, theFile->mFP);
+}
+
+static size_t p_fwrite(const void* thePtr, int theSize, int theCount, PFILE* theFile)
+{
+ if (theFile->mFP == NULL)
+ return 0;
+ return fwrite(thePtr, theSize, theCount, theFile->mFP);
+}
+
+static int p_fgetc(PFILE* theFile)
+{
+ if (GetPakPtr() != NULL)
+ return (*gPakInterfaceP)->FGetC(theFile);
+ return fgetc(theFile->mFP);
+}
+
+static int p_ungetc(int theChar, PFILE* theFile)
+{
+ if (GetPakPtr() != NULL)
+ return (*gPakInterfaceP)->UnGetC(theChar, theFile);
+ return ungetc(theChar, theFile->mFP);
+}
+
+static char* p_fgets(char* thePtr, int theSize, PFILE* theFile)
+{
+ if (GetPakPtr() != NULL)
+ return (*gPakInterfaceP)->FGetS(thePtr, theSize, theFile);
+ return fgets(thePtr, theSize, theFile->mFP);
+}
+
+static wchar_t* p_fgets(wchar_t* thePtr, int theSize, PFILE* theFile)
+{
+ if (GetPakPtr() != NULL)
+ return (*gPakInterfaceP)->FGetS(thePtr, theSize, theFile);
+ return fgetws(thePtr, theSize, theFile->mFP);
+}
+
+static int p_feof(PFILE* theFile)
+{
+ if (GetPakPtr() != NULL)
+ return (*gPakInterfaceP)->FEof(theFile);
+ return feof(theFile->mFP);
+}
+
+static HANDLE p_FindFirstFile(LPCTSTR lpFileName, LPWIN32_FIND_DATA lpFindFileData)
+{
+ if (GetPakPtr() != NULL)
+ return (*gPakInterfaceP)->FindFirstFile(lpFileName, lpFindFileData);
+ return FindFirstFile(lpFileName, lpFindFileData);
+}
+
+static BOOL p_FindNextFile(HANDLE hFindFile, LPWIN32_FIND_DATA lpFindFileData)
+{
+ if (GetPakPtr() != NULL)
+ return (*gPakInterfaceP)->FindNextFile(hFindFile, lpFindFileData);
+ return FindNextFile(hFindFile, lpFindFileData);
+}
+
+static BOOL p_FindClose(HANDLE hFindFile)
+{
+ if (GetPakPtr() != NULL)
+ return (*gPakInterfaceP)->FindClose(hFindFile);
+ return FindClose(hFindFile);
+}
+
+
+#endif //__PAKINTERFACE_H__
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