49 lines
789 B
C
49 lines
789 B
C
|
// AsyncFile
|
||
|
|
//
|
||
|
|
// asynchronous file loading
|
||
|
|
|
||
|
|
// InitAsyncFile
|
||
|
|
//
|
||
|
|
// initialize
|
||
|
|
|
||
|
|
void InitAsyncFile(void);
|
||
|
|
|
||
|
|
// TermAsyncFile
|
||
|
|
//
|
||
|
|
// terminate
|
||
|
|
|
||
|
|
void TermAsyncFile(void);
|
||
|
|
|
||
|
|
// LoadAsyncFile
|
||
|
|
//
|
||
|
|
// load <filename> into buffer
|
||
|
|
|
||
|
|
bool LoadAsyncFile(char* filename, void* buffer, DWORD blen, void* key);
|
||
|
|
|
||
|
|
// GetNextCompletedAsyncFile
|
||
|
|
//
|
||
|
|
// return key of next completed file, else NULL
|
||
|
|
|
||
|
|
void* GetNextCompletedAsyncFile(void);
|
||
|
|
|
||
|
|
// CancelAsyncFile
|
||
|
|
//
|
||
|
|
// cancel async file loading - if NULL, cancels all files
|
||
|
|
|
||
|
|
void CancelAsyncFile(void* key);
|
||
|
|
|
||
|
|
// AsyncFile
|
||
|
|
//
|
||
|
|
// control block
|
||
|
|
|
||
|
|
struct AsyncFile
|
||
|
|
{
|
||
|
|
HANDLE hFile; // file handle
|
||
|
|
OVERLAPPED Control; // control block
|
||
|
|
void* hKey; // user key
|
||
|
|
AsyncFile* prev; // previous in chain
|
||
|
|
AsyncFile* next; // next in chain
|
||
|
|
};
|
||
|
|
|
||
|
|
#define MAX_ASYNC_FILES 16
|