PhysFS_DLL.cs
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/* PhysFS_DLL - (c)2003 Gregory S. Read
* Internal class that provides direct access to the PhysFS DLL. It is
* not accessible outside of the PhysFS.NET assembly.
*/
using System.Collections;
using System.Runtime.InteropServices;
namespace PhysFS_NET
{
internal class PhysFS_DLL
{
/* Static constructor
* Initializes the PhysFS API before any method is called in this class. This
* relieves the user from having to explicitly initialize the API.
* Parameters
* none
* Returns
* none
* Exceptions
* PhysFSException - An error occured in the PhysFS API
*/
static PhysFS_DLL()
{
if(PHYSFS_init("") == 0)
throw new PhysFSException();
}
/* BytePPToArray
* Converts a C-style string array into a .NET managed string array
* Parameters
* C-style string array pointer returned from PhysFS
* Returns
* .NET managed string array
* Exceptions
* none
*/
public unsafe static string[] BytePPToArray(byte **bytearray)
{
byte** ptr;
byte* c;
string tempstr;
ArrayList MyArrayList = new ArrayList();
string[] RetArray;
for(ptr = bytearray; *ptr != null; ptr++)
{
tempstr = "";
for(c = *ptr; *c != 0; c++)
{
tempstr += (char)*c;
}
// Add string to our list
MyArrayList.Add(tempstr);
}
// Return a normal array of the list
RetArray = new string[MyArrayList.Count];
MyArrayList.CopyTo(RetArray, 0);
return RetArray;
}
// Name of DLL to import
private const string PHYSFS_DLLNAME = "physfs.dll";
// DLL import declarations
[DllImport(PHYSFS_DLLNAME)] public static extern int PHYSFS_init(string argv0);
[DllImport(PHYSFS_DLLNAME)] public static extern int PHYSFS_deinit();
[DllImport(PHYSFS_DLLNAME)] public static extern unsafe void PHYSFS_freeList(void *listVar);
[DllImport(PHYSFS_DLLNAME)] public static extern string PHYSFS_getLastError();
[DllImport(PHYSFS_DLLNAME)] public static extern string PHYSFS_getDirSeparator();
[DllImport(PHYSFS_DLLNAME)] public static extern void PHYSFS_permitSymbolicLinks(int allow);
[DllImport(PHYSFS_DLLNAME)] public static extern unsafe byte** PHYSFS_getCdRomDirs();
[DllImport(PHYSFS_DLLNAME)] public static extern string PHYSFS_getBaseDir();
[DllImport(PHYSFS_DLLNAME)] public static extern string PHYSFS_getUserDir();
[DllImport(PHYSFS_DLLNAME)] public static extern string PHYSFS_getWriteDir();
[DllImport(PHYSFS_DLLNAME)] public static extern int PHYSFS_setWriteDir(string newDir);
[DllImport(PHYSFS_DLLNAME)] public static extern int PHYSFS_addToSearchPath(string newDir, int appendToPath);
[DllImport(PHYSFS_DLLNAME)] public static extern int PHYSFS_removeFromSearchPath(string oldDir);
[DllImport(PHYSFS_DLLNAME)] public static extern unsafe byte** PHYSFS_getSearchPath();
[DllImport(PHYSFS_DLLNAME)] public static extern int PHYSFS_setSaneConfig(string organization,
string appName,
string archiveExt,
int includeCdRoms,
int archivesFirst);
[DllImport(PHYSFS_DLLNAME)] public static extern int PHYSFS_mkdir(string dirName);
[DllImport(PHYSFS_DLLNAME)] public static extern int PHYSFS_delete(string filename);
[DllImport(PHYSFS_DLLNAME)] public static extern string PHYSFS_getRealDir(string filename);
[DllImport(PHYSFS_DLLNAME)] public static extern unsafe byte** PHYSFS_enumerateFiles(string dir);
[DllImport(PHYSFS_DLLNAME)] public static extern int PHYSFS_exists(string fname);
[DllImport(PHYSFS_DLLNAME)] public static extern int PHYSFS_isDirectory(string fname);
[DllImport(PHYSFS_DLLNAME)] public static extern int PHYSFS_isSymbolicLink(string fname);
[DllImport(PHYSFS_DLLNAME)] public static extern unsafe void* PHYSFS_openWrite(string filename);
[DllImport(PHYSFS_DLLNAME)] public static extern unsafe void* PHYSFS_openAppend(string filename);
[DllImport(PHYSFS_DLLNAME)] public static extern unsafe void* PHYSFS_openRead(string filename);
[DllImport(PHYSFS_DLLNAME)] public static extern unsafe int PHYSFS_close(void* handle);
[DllImport(PHYSFS_DLLNAME)] public static extern unsafe long PHYSFS_getLastModTime(string filename);
[DllImport(PHYSFS_DLLNAME)] public static extern unsafe long PHYSFS_read(void* handle,
void *buffer,
uint objSize,
uint objCount);
[DllImport(PHYSFS_DLLNAME)] public static extern unsafe long PHYSFS_write(void* handle,
void *buffer,
uint objSize,
uint objCount);
[DllImport(PHYSFS_DLLNAME)] public static extern unsafe int PHYSFS_eof(void* handle);
[DllImport(PHYSFS_DLLNAME)] public static extern unsafe long PHYSFS_tell(void* handle);
[DllImport(PHYSFS_DLLNAME)] public static extern unsafe int PHYSFS_seek(void* handle, ulong pos);
[DllImport(PHYSFS_DLLNAME)] public static extern unsafe long PHYSFS_fileLength(void* handle);
[DllImport(PHYSFS_DLLNAME)] public static extern unsafe int PHYSFS_setBuffer(void* handle, ulong bufsize);
[DllImport(PHYSFS_DLLNAME)] public static extern unsafe int PHYSFS_flush(void* handle);
}
}