internal static unsafe byte[] GetPropertyBytes(IAssemblyName nameObject, PropertyId propertyId)
{
int hr;
uint size = 0;
hr = nameObject.GetProperty(propertyId, null, ref size);
if (hr == 0)
{
return(null);
}
if (hr != ERROR_INSUFFICIENT_BUFFER)
{
throw Marshal.GetExceptionForHR(hr);
}
byte[] data = new byte[(int)size];
fixed(byte *p = data)
{
hr = nameObject.GetProperty(propertyId, p, ref size);
if (hr != 0)
{
throw Marshal.GetExceptionForHR(hr);
}
}
return(data);
}
internal static unsafe bool IsKeyOrTokenEmpty(IAssemblyName nameObject, PropertyId propertyId)
{
Debug.Assert(propertyId == PropertyId.NULL_PUBLIC_KEY_TOKEN || propertyId == PropertyId.NULL_PUBLIC_KEY);
uint size = 0;
int hr = nameObject.GetProperty(propertyId, null, ref size);
return(hr == 0);
}
internal string GetStringProperty(IAssemblyName name, ASM_NAME propertyName)
{
uint bufferSize = BufferLength;
IntPtr buffer = Marshal.AllocHGlobal((int)bufferSize);
name.GetProperty(propertyName, buffer, ref bufferSize);
var stringVaule = Marshal.PtrToStringUni(buffer, (int)bufferSize);
Marshal.FreeHGlobal(buffer);
return(stringVaule);
}
static CultureInfo GetCulture(IAssemblyName name)
{
uint bufferSize = 255;
IntPtr buffer = Marshal.AllocHGlobal((int)bufferSize);
name.GetProperty(ASM_NAME.ASM_NAME_CULTURE, buffer, ref bufferSize);
string result = Marshal.PtrToStringAuto(buffer);
Marshal.FreeHGlobal(buffer);
return(new CultureInfo(result));
}
public static CultureInfo GetCulture([NotNull] IAssemblyName name)
{
uint bufferSize = 255;
IntPtr buffer = Marshal.AllocHGlobal((int)bufferSize);
name.GetProperty(AsmName.AsmNameCulture, buffer, ref bufferSize);
string result = Marshal.PtrToStringAuto(buffer);
Marshal.FreeHGlobal(buffer);
return(result == null ? CultureInfoHelper.Default : new CultureInfo(result));
}
internal UInt16 GetShortProperty(IAssemblyName name, ASM_NAME propertyName)
{
uint bufferSize = 512;
IntPtr buffer = Marshal.AllocHGlobal((int)bufferSize);
name.GetProperty(propertyName, buffer, ref bufferSize);
byte low = Marshal.ReadByte(buffer);
byte high = Marshal.ReadByte(buffer, 1);
Marshal.FreeHGlobal(buffer);
return((UInt16)(low + (high << 8)));
}
/// <summary>
/// Converts the value of this instance to its equivalent <see cref="AssemblyName"/>.
/// </summary>
/// <param name="assemblyName"></param>
/// <returns></returns>
public static AssemblyName ToAssemblyName(this IAssemblyName assemblyName)
{
var result = new AssemblyName();
result.Name = assemblyName.GetName();
result.Version = assemblyName.GetVersion();
result.CultureInfo = new CultureInfo(assemblyName.GetProperty <string>(AssemblyNamePropertyId.Culture));
result.CodeBase = assemblyName.GetProperty <string>(AssemblyNamePropertyId.CodebaseUrl);
result.SetPublicKey(assemblyName.GetProperty <byte[]>(AssemblyNamePropertyId.PublicKey));
result.SetPublicKeyToken(assemblyName.GetProperty <byte[]>(AssemblyNamePropertyId.PublicKeyToken));
// Bug: The following line will always return null, why? And how to fix this?
// assemblyName.GetProperty<object>(AssemblyNamePropertyId.ProcessorIdArray);
// A workaround is available by using the displayname of the IAssemblyName
var tmp = assemblyName.GetDisplayName(DisplayNameFlags.ProcessArchitecture);
tmp = tmp.Substring(tmp.LastIndexOf('=') + 1);
if (Enum.IsDefined(typeof(ProcessorArchitecture), tmp))
{
result.ProcessorArchitecture = (ProcessorArchitecture)Enum.Parse(typeof(ProcessorArchitecture), tmp);
}
return(result);
}
internal byte[] GetByteArrayProperty(IAssemblyName name, ASM_NAME propertyName)
{
uint bufferSize = 512;
IntPtr buffer = Marshal.AllocHGlobal((int)bufferSize);
name.GetProperty(propertyName, buffer, ref bufferSize);
byte[] result = new byte[bufferSize];
for (int i = 0; i < bufferSize; i++)
{
result[i] = Marshal.ReadByte(buffer, i);
}
Marshal.FreeHGlobal(buffer);
return(result);
}
internal UInt32 GetDwordProperty(IAssemblyName name, ASM_NAME propertyName)
{
uint bufferSize = 512;
IntPtr buffer = Marshal.AllocHGlobal((int)bufferSize);
name.GetProperty(propertyName, buffer, ref bufferSize);
byte a = Marshal.ReadByte(buffer);
byte b = Marshal.ReadByte(buffer, 1);
byte c = Marshal.ReadByte(buffer);
byte d = Marshal.ReadByte(buffer, 1);
Marshal.FreeHGlobal(buffer);
return((UInt32)(a + (b << 8) + (c << 16) + (d << 24)));
}
protected string getProperty(ASM_NAME id)
{
uint len = 0;
int hr = _name.GetProperty(id, IntPtr.Zero, ref len);
if (hr == ComUtil.ERROR_INSUFFICIENT_BUFFER && len > 0)
{
IntPtr buf = Marshal.AllocCoTaskMem((int)len);
ComUtil.ComCheck(_name.GetProperty(id, buf, ref len));
string str = Marshal.PtrToStringUni(buf);
Marshal.FreeCoTaskMem(buf);
return(str);
}
else
{
return("");
}
}
public static byte[] GetPublicKeyToken([NotNull] IAssemblyName name)
{
byte[] result = new byte[8];
uint bufferSize = 8;
IntPtr buffer = Marshal.AllocHGlobal((int)bufferSize);
name.GetProperty(AsmName.AsmNamePublicKeyToken, buffer, ref bufferSize);
for (int i = 0; i < 8; i++)
{
result[i] = Marshal.ReadByte(buffer, i);
}
Marshal.FreeHGlobal(buffer);
return(result);
}
static byte[] GetPublicKey(IAssemblyName name)
{
uint bufferSize = 512;
IntPtr buffer = Marshal.AllocHGlobal((int)bufferSize);
name.GetProperty(ASM_NAME.ASM_NAME_PUBLIC_KEY, buffer, ref bufferSize);
byte[] result = new byte[bufferSize];
for (int i = 0; i < bufferSize; i++)
{
result[i] = Marshal.ReadByte(buffer, i);
}
Marshal.FreeHGlobal(buffer);
return(result);
}
static byte[] GetPublicKeyToken(IAssemblyName name)
{
byte[] result = new byte[8];
uint bufferSize = 8;
IntPtr buffer = Marshal.AllocHGlobal((int)bufferSize);
name.GetProperty(ASM_NAME.ASM_NAME_PUBLIC_KEY_TOKEN, buffer, ref bufferSize);
for (int i = 0; i < 8; i++)
{
result[i] = Marshal.ReadByte(buffer, i);
}
Marshal.FreeHGlobal(buffer);
return(result);
}
internal static unsafe uint?GetPropertyWord(IAssemblyName nameObject, PropertyId propertyId)
{
uint result;
uint size = sizeof(uint);
int hr = nameObject.GetProperty(propertyId, &result, ref size);
Marshal.ThrowExceptionForHR(hr);
if (size == 0)
{
return(null);
}
return(result);
}
private static T GetProperty <T>(this IAssemblyName name, AssemblyNamePropertyId propertyId)
{
uint bufferSize = 512;
var bufferPointer = Marshal.AllocHGlobal((int)bufferSize);
try
{
Marshal.ThrowExceptionForHR(name.GetProperty(propertyId, bufferPointer, ref bufferSize));
return(bufferSize > 0 // IAssemblyName.GetProperty() will always return a bufferSize greater than 0
? bufferPointer.Read <T>(bufferSize)
: default(T));
}
finally
{
Marshal.FreeHGlobal(bufferPointer);
}
}
/// <summary>
/// Gets the culture.
/// </summary>
/// <param name="name">The name.</param>
/// <returns></returns>
public static CultureInfo GetCulture(IAssemblyName name)
{
uint bufferSize = 255;
IntPtr buffer = Marshal.AllocHGlobal((int) bufferSize);
name.GetProperty(ASM_NAME.ASM_NAME_CULTURE, buffer, ref bufferSize);
string result = Marshal.PtrToStringAuto(buffer);
Marshal.FreeHGlobal(buffer);
if (result != null)
{
return new CultureInfo(result);
}
return null;
}
/// <summary>
/// Gets the public key.
/// </summary>
/// <param name="name">The name.</param>
/// <returns></returns>
public static byte[] GetPublicKey(IAssemblyName name)
{
uint bufferSize = 512;
IntPtr buffer = Marshal.AllocHGlobal((int) bufferSize);
name.GetProperty(ASM_NAME.ASM_NAME_PUBLIC_KEY, buffer, ref bufferSize);
var result = new byte[bufferSize];
for (int i = 0; i < bufferSize; i++)
result[i] = Marshal.ReadByte(buffer, i);
Marshal.FreeHGlobal(buffer);
return result;
}
/// <summary>
/// Gets the public key token.
/// </summary>
/// <param name="name">The name.</param>
/// <returns></returns>
public static byte[] GetPublicKeyToken(IAssemblyName name)
{
var result = new byte[8];
uint bufferSize = 8;
IntPtr buffer = Marshal.AllocHGlobal((int) bufferSize);
name.GetProperty(ASM_NAME.ASM_NAME_PUBLIC_KEY_TOKEN, buffer, ref bufferSize);
for (int i = 0; i < 8; i++)
result[i] = Marshal.ReadByte(buffer, i);
Marshal.FreeHGlobal(buffer);
return result;
}
internal static unsafe uint? GetPropertyWord(IAssemblyName nameObject, PropertyId propertyId)
{
uint result;
uint size = sizeof(uint);
int hr = nameObject.GetProperty(propertyId, &result, ref size);
if (hr != 0)
{
throw Marshal.GetExceptionForHR(hr);
}
if (size == 0)
{
return null;
}
return result;
}
internal byte[] GetByteArrayProperty(IAssemblyName name, ASM_NAME propertyName)
{
uint bufferSize = 512;
IntPtr buffer = Marshal.AllocHGlobal((int)bufferSize);
name.GetProperty(propertyName, buffer, ref bufferSize);
byte[] result = new byte[bufferSize];
for (int i = 0; i < bufferSize; i++)
result[i] = Marshal.ReadByte(buffer, i);
Marshal.FreeHGlobal(buffer);
return result;
}
internal UInt16 GetShortProperty(IAssemblyName name, ASM_NAME propertyName)
{
uint bufferSize = 512;
IntPtr buffer = Marshal.AllocHGlobal((int)bufferSize);
name.GetProperty(propertyName, buffer, ref bufferSize);
byte low = Marshal.ReadByte(buffer);
byte high = Marshal.ReadByte(buffer, 1);
Marshal.FreeHGlobal(buffer);
return (UInt16)(low + (high << 8));
}
internal UInt32 GetDwordProperty(IAssemblyName name, ASM_NAME propertyName)
{
uint bufferSize = 512;
IntPtr buffer = Marshal.AllocHGlobal((int)bufferSize);
name.GetProperty(propertyName, buffer, ref bufferSize);
byte a = Marshal.ReadByte(buffer);
byte b = Marshal.ReadByte(buffer, 1);
byte c = Marshal.ReadByte(buffer);
byte d = Marshal.ReadByte(buffer, 1);
Marshal.FreeHGlobal(buffer);
return (UInt32)(a + (b << 8) + (c << 16) + (d << 24));
}
internal static unsafe byte[] GetPropertyBytes(IAssemblyName nameObject, PropertyId propertyId)
{
int hr;
uint size = 0;
hr = nameObject.GetProperty(propertyId, null, ref size);
if (hr == 0)
{
return null;
}
if (hr != ERROR_INSUFFICIENT_BUFFER)
{
throw Marshal.GetExceptionForHR(hr);
}
byte[] data = new byte[(int)size];
fixed (byte* p = data)
{
hr = nameObject.GetProperty(propertyId, p, ref size);
if (hr != 0)
{
throw Marshal.GetExceptionForHR(hr);
}
}
return data;
}
internal string GetStringProperty(IAssemblyName name, ASM_NAME propertyName)
{
uint bufferSize = BufferLength;
IntPtr buffer = Marshal.AllocHGlobal((int)bufferSize);
name.GetProperty(propertyName, buffer, ref bufferSize);
var stringVaule = Marshal.PtrToStringUni(buffer, (int)bufferSize);
Marshal.FreeHGlobal(buffer);
return stringVaule;
}
internal static unsafe bool IsKeyOrTokenEmpty(IAssemblyName nameObject, PropertyId propertyId)
{
Debug.Assert(propertyId == PropertyId.NULL_PUBLIC_KEY_TOKEN || propertyId == PropertyId.NULL_PUBLIC_KEY);
uint size = 0;
int hr = nameObject.GetProperty(propertyId, null, ref size);
return hr == 0;
}
