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Aminet 32
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Aminet 32 (1999)(Schatztruhe)[!][Aug 1999].iso
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ADFlib.lha
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Lib
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Win32
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adf_nativ.c
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C/C++ Source or Header
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1999-02-08
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2KB
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119 lines
/* Win32/adf_nativ.c - Win32 specific drive-access routines for ADFLib
*
* Modified for Win32 by Dan Sutherland <dan@chromerhino.demon.co.uk>
*/
#include <windows.h>
#include <stdlib.h>
#include <string.h>
#include "../adf_str.h"
#include "../adf_err.h"
#include "adf_nativ.h"
#include "nt4_dev.h"
extern struct Env adfEnv;
RETCODE Win32InitDevice(struct Device* dev, char* lpstrName)
{
struct nativeDevice* nDev;
char strTempName[3];
nDev = (struct nativeDevice*)dev->nativeDev;
nDev = (struct nativeDevice*)malloc(sizeof(struct nativeDevice));
if (!nDev) {
(*adfEnv.eFct)("Win32InitDevice : malloc");
return FALSE;
}
/* convert device name to something usable by Win32 functions */
if (strlen(lpstrName) != 3) {
(*adfEnv.eFct)("Win32InitDevice : invalid drive specifier");
return FALSE;
}
strTempName[0] = lpstrName[1];
strTempName[1] = lpstrName[2];
strTempName[2] = '\0';
nDev->hDrv = NT4OpenDrive(strTempName);
if (nDev->hDrv == NULL) {
(*adfEnv.eFct)("Win32InitDevice : NT4OpenDrive");
return FALSE;
}
dev->size = NT4GetDriveSize(nDev->hDrv);
dev->nativeDev = nDev;
return RC_OK;
}
RETCODE Win32ReadSector(struct Device *dev, long n, int size, unsigned char* buf)
{
struct nativeDevice* tDev;
tDev = (struct nativeDevice*)dev->nativeDev;
if (! NT4ReadSector(tDev->hDrv, n, size, buf)) {
(*adfEnv.eFct)("Win32InitDevice : NT4ReadSector");
return FALSE;
}
return RC_OK;
}
RETCODE Win32WriteSector(struct Device *dev, long n, int size, unsigned char* buf)
{
struct nativeDevice* tDev;
tDev = (struct nativeDevice*)dev->nativeDev;
if (! NT4WriteSector(tDev->hDrv, n, size, buf)) {
(*adfEnv.eFct)("Win32InitDevice : NT4WriteSector");
return FALSE;
}
return RC_OK;
}
RETCODE Win32ReleaseDevice(struct Device *dev)
{
struct nativeDevice* nDev;
nDev = (struct nativeDevice*)dev->nativeDev;
if (! NT4CloseDrive(nDev->hDrv))
return FALSE;
free(nDev);
return RC_OK;
}
void adfInitNativeFct()
{
struct nativeFunctions *nFct;
nFct = (struct nativeFunctions*)adfEnv.nativeFct;
nFct->adfInitDevice = Win32InitDevice;
nFct->adfNativeReadSector = Win32ReadSector;
nFct->adfNativeWriteSector = Win32WriteSector;
nFct->adfReleaseDevice = Win32ReleaseDevice;
nFct->adfIsDevNative = Win32IsDevNative;
}
BOOL Win32IsDevNative(char *devName)
{
return devName[0] == '|';
}