#pragma warning(disable : 4996)
#include <windows.h>
#include <stdlib.h>
#include "ttwain_state.h"
#include "ttwainP.h"
#include "ttwain_statePD.h"
#include "ttwain_util.h"
#ifdef __cplusplus
extern "C" {
#endif
static void *hDSMLib; /* handle of DSM */
extern void TTWAIN_SetState(TWAINSTATE status);
int TTWAIN_LoadSourceManagerPD(void) {
char winDir[_MAX_PATH];
if (TTWAIN_GetState() >= TWAIN_SM_LOADED)
return TRUE; /* DSM already loaded */
GetWindowsDirectory(winDir, _MAX_PATH);
if (!winDir[0]) return FALSE;
strcat(winDir, "\\");
strcat(winDir, DSM_FILENAME);
hDSMLib = LoadLibrary(winDir);
/*
if (tnz_access(winDir, 0x00) != -1)
hDSMLib = LoadLibrary(winDir);
else
{
hDSMLib = 0;
return FALSE;
}
*/
if (hDSMLib) {
TTwainData.DSM_Entry =
(DSMENTRYPROC)GetProcAddress(hDSMLib, DSM_ENTRYPOINT);
if (TTwainData.DSM_Entry) {
TTWAIN_SetAvailable(AVAIABLE_YES);
TTWAIN_SetState(TWAIN_SM_LOADED);
} else {
FreeLibrary(hDSMLib);
hDSMLib = NULL;
}
} else
TTwainData.DSM_Entry = 0;
return (TTWAIN_GetState() >= TWAIN_SM_LOADED);
}
/*---------------------------------------------------------------------------*/
int TTWAIN_UnloadSourceManagerPD(void) {
if (TTWAIN_GetState() == TWAIN_SM_LOADED) {
if (hDSMLib) {
FreeLibrary(hDSMLib);
hDSMLib = NULL;
}
TTwainData.DSM_Entry = NULL;
TTWAIN_SetState(TWAIN_PRESESSION);
}
return (TTWAIN_GetState() == TWAIN_PRESESSION);
}
/*---------------------------------------------------------------------------*/
#ifdef __cplusplus
}
#endif