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path: root/src/modules/plugins/plugins.h
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// returns true if the API exports were good, otherwise, passed in data is returned
#define CHECKAPI_NONE 	 0
#define CHECKAPI_DB 	 1
#define CHECKAPI_CLIST   2

// block these plugins
#define DEFMOD_REMOVED_UIPLUGINOPTS     21
#define DEFMOD_REMOVED_PROTOCOLNETLIB   22

// basic export prototypes
typedef int (__cdecl * Miranda_Plugin_Load) (PLUGINLINK *);
typedef int (__cdecl * Miranda_Plugin_Unload) (void);
// version control
typedef PLUGININFOEX * (__cdecl * Miranda_Plugin_InfoEx) (DWORD mirandaVersion);
// prototype for databases
typedef DATABASELINK * (__cdecl * Database_Plugin_Info) (void * reserved);
// prototype for clists
typedef int (__cdecl * CList_Initialise) (PLUGINLINK *);
// Interface support
typedef MUUID * (__cdecl * Miranda_Plugin_Interfaces) (void);

typedef struct { // can all be NULL
	HINSTANCE hInst;
	Miranda_Plugin_Load Load;
	Miranda_Plugin_Unload Unload;
	Miranda_Plugin_InfoEx InfoEx;
	Miranda_Plugin_Interfaces Interfaces;
	Database_Plugin_Info DbInfo;
	CList_Initialise clistlink;
	PLUGININFOEX * pluginInfo;	 // must be freed if hInst == NULL then its a copy
	DATABASELINK * dblink;		 // only valid during module being in memory
} BASIC_PLUGIN_INFO;

#define PCLASS_FAILED	 0x1  	// not a valid plugin, or API is invalid, pluginname is valid
#define PCLASS_BASICAPI  0x2  	// has Load, Unload, MirandaPluginInfo() -> PLUGININFO seems valid, this dll is in memory.
#define PCLASS_DB	 	 0x4    // has DatabasePluginInfo() and is valid as can be, and PCLASS_BASICAPI has to be set too
#define PCLASS_LAST		 0x8    // this plugin should be unloaded after everything else
#define PCLASS_OK		 0x10   // plugin should be loaded, if DB means nothing
#define PCLASS_LOADED	 0x20   // Load() has been called, Unload() should be called.
#define PCLASS_STOPPED   0x40 	// wasn't loaded cos plugin name not on white list
#define PCLASS_CLIST 	 0x80   // a CList implementation
#define PCLASS_SERVICE 	 0x100  // has Service Mode implementation

struct pluginEntry
{
	TCHAR pluginname[64];
	unsigned int pclass; // PCLASS_*
	BASIC_PLUGIN_INFO bpi;
	pluginEntry* nextclass;
};

extern LIST<pluginEntry> pluginList, pluginListAddr;
extern MUUID miid_last;

int PluginOptionsInit(WPARAM, LPARAM);
void LoadPluginOptions();
void UnloadPluginOptions();

int isPluginOnWhiteList(const TCHAR* pluginname);
void SetPluginOnWhiteList(const TCHAR* pluginname, int allow);

int equalUUID(const MUUID& u1, const MUUID& u2);
int checkAPI(TCHAR* plugin, BASIC_PLUGIN_INFO* bpi, DWORD mirandaVersion, int checkTypeAPI);
pluginEntry* OpenPlugin(TCHAR* tszFileName, TCHAR* path);
bool TryLoadPlugin(pluginEntry *p, bool bDynamic);
void Plugin_Uninit(pluginEntry* p, bool bDynamic=false);

typedef BOOL (*SCAN_PLUGINS_CALLBACK) (WIN32_FIND_DATA * fd, TCHAR * path, WPARAM wParam, LPARAM lParam);
void enumPlugins(SCAN_PLUGINS_CALLBACK cb, WPARAM wParam, LPARAM lParam);