public static PROV_ENUMALGS_EX [] GetProvAlgsEx(IntPtr prov)
{
ArrayList retAl = GetProvParam(prov, ProvParamEnum.ALGS_EX, 148);
ArrayList al = new ArrayList();
foreach(byte [] ba in retAl)
{
PROV_ENUMALGS_EX pe = new PROV_ENUMALGS_EX();
pe.aiAlgid = BitConverter.ToUInt32(ba, 0);
pe.dwDefaultLen = BitConverter.ToUInt32(ba, 4);
pe.dwMinLen = BitConverter.ToUInt32(ba, 8);
pe.dwMaxLen = BitConverter.ToUInt32(ba, 12);
pe.dwProtocols = BitConverter.ToUInt32(ba, 16);
pe.dwNameLen = BitConverter.ToUInt32(ba, 20);
int nameLen = (int) (pe.dwNameLen * 2) -1 ; //nullTerm
if(nameLen > 0)
pe.szName = Encoding.Unicode.GetString(ba, 24, nameLen);
pe.dwLongNameLen = BitConverter.ToUInt32(ba, 44);
nameLen = (int) (pe.dwLongNameLen * 2) - 1; //nullTerm
if(nameLen > 0)
{
nameLen = Math.Min(80, nameLen);
pe.szLongName = Encoding.Unicode.GetString(ba, 48, nameLen);
}
if(pe.aiAlgid != 0)
al.Add(pe);
}
PROV_ENUMALGS_EX [] pea = new PROV_ENUMALGS_EX[al.Count];
al.CopyTo(0, pea, 0, pea.Length);
return pea;
}
public static PROV_ENUMALGS_EX [] GetProvAlgsEx(IntPtr prov)
{
ArrayList retAl = GetProvParam(prov, ProvParamEnum.ALGS_EX, 148);
ArrayList al = new ArrayList();
foreach (byte [] ba in retAl)
{
PROV_ENUMALGS_EX pe = new PROV_ENUMALGS_EX();
pe.aiAlgid = BitConverter.ToUInt32(ba, 0);
pe.dwDefaultLen = BitConverter.ToUInt32(ba, 4);
pe.dwMinLen = BitConverter.ToUInt32(ba, 8);
pe.dwMaxLen = BitConverter.ToUInt32(ba, 12);
pe.dwProtocols = BitConverter.ToUInt32(ba, 16);
pe.dwNameLen = BitConverter.ToUInt32(ba, 20);
int nameLen = (int)(pe.dwNameLen * 2) - 1; //nullTerm
if (nameLen > 0)
{
pe.szName = Encoding.Unicode.GetString(ba, 24, nameLen);
}
pe.dwLongNameLen = BitConverter.ToUInt32(ba, 44);
nameLen = (int)(pe.dwLongNameLen * 2) - 1; //nullTerm
if (nameLen > 0)
{
nameLen = Math.Min(80, nameLen);
pe.szLongName = Encoding.Unicode.GetString(ba, 48, nameLen);
}
if (pe.aiAlgid != 0)
{
al.Add(pe);
}
}
PROV_ENUMALGS_EX [] pea = new PROV_ENUMALGS_EX[al.Count];
al.CopyTo(0, pea, 0, pea.Length);
return(pea);
}
