static string GetAssemblyFile(AssemblyNameInfo reference, string prefix, string gac)
{
var gac_folder = new StringBuilder()
.Append(prefix)
.Append(reference.Version)
.Append("__");
var pkt = PublicKeyBase.ToPublicKeyToken(reference.PublicKeyOrToken);
if (PublicKeyBase.IsNullOrEmpty2(pkt))
{
pkt = new PublicKeyToken(new byte[8]);
}
for (int i = 0; i < pkt.Data.Length; i++)
{
gac_folder.Append(pkt.Data [i].ToString("x2"));
}
try {
return(Path.Combine(
Path.Combine(
Path.Combine(gac, reference.Name), gac_folder.ToString()),
reference.Name + ".dll"));
}
catch (ArgumentException) {
}
return(null);
}
public bool Matches(CanonicalName packageCriteria)
{
if (null == packageCriteria)
{
return(false);
}
if (IsPartial)
{
throw new CoAppException("CanonicalName.Matches() may not be called on a Partial Package Name.");
}
// looking for a single package
if (packageCriteria.IsCanonical)
{
return(Equals(packageCriteria));
}
return(PackageType == packageCriteria.PackageType &&
Name.NewIsWildcardMatch(packageCriteria.Name) &&
Flavor.IsWildcardMatch(packageCriteria.Flavor) &&
(Version == packageCriteria.Version || (packageCriteria.MatchVersionOrGreater && Version > packageCriteria.Version)) &&
(packageCriteria.Architecture == Architecture.Auto || packageCriteria.Architecture == Architecture) &&
PublicKeyToken.NewIsWildcardMatch(packageCriteria.PublicKeyToken));
}
static IEnumerable <string> GetAssemblies(GacDirInfo gacInfo, PublicKeyToken pkt, IAssembly assembly)
{
string pktString = pkt.ToString();
string verString = assembly.Version.ToString();
var cultureString = UTF8String.ToSystemStringOrEmpty(assembly.Culture);
if (cultureString.Equals("neutral", StringComparison.OrdinalIgnoreCase))
{
cultureString = string.Empty;
}
var asmSimpleName = UTF8String.ToSystemStringOrEmpty(assembly.Name);
foreach (var subDir in gacInfo.SubDirs)
{
var baseDir = Path.Combine(gacInfo.Path, subDir);
string pathName;
try {
baseDir = Path.Combine(baseDir, asmSimpleName);
baseDir = Path.Combine(baseDir, $"{gacInfo.Prefix}{verString}_{cultureString}_{pktString}");
pathName = Path.Combine(baseDir, asmSimpleName + ".dll");
}
catch (ArgumentException) {
// Invalid char(s) in asmSimpleName, cultureString
yield break;
}
if (File.Exists(pathName))
{
yield return(pathName);
}
}
}
public override string ToString()
{
var sb = new StringBuilder();
sb.Append(Name);
if (Version != null)
{
sb.AppendFormat(", Version = {0}", Version);
}
sb.AppendFormat(", Culture = {0}", string.IsNullOrEmpty(Culture) ? "neutral" : Culture);
sb.Append(", PublicKeyToken = ");
if (!PublicKeyToken.IsNullOrEmpty())
{
sb.Append(BitConverter.ToString(PublicKeyToken)
.Replace("-", "")
.ToLower());
}
else
{
sb.Append("null");
}
return(sb.ToString());
}
/// <summary>
/// Compares two <see cref="PublicKeyToken"/>s
/// </summary>
/// <param name="a">First</param>
/// <param name="b">Second</param>
/// <returns>< 0 if a < b, 0 if a == b, > 0 if a > b</returns>
public static int TokenCompareTo(PublicKeyToken a, PublicKeyToken b)
{
if (a == b)
{
return(0);
}
return(TokenCompareTo(a == null ? null : a.data, b == null ? null : b.data));
}
/// <summary>
/// Gets the public key token hash code
/// </summary>
/// <param name="a">Public key token</param>
/// <returns>The hash code</returns>
public static int GetHashCode(PublicKeyToken a)
{
if (a == null)
{
return(0);
}
return(Utils.GetHashCode(a.Data));
}
public AssemblyReferenceInformation(string name, Version version, string culture, PublicKeyToken publicKeyToken)
{
Name = name;
Version = version;
Culture = culture;
PublicKeyToken = publicKeyToken;
_string = string.Format(CultureInfo.CurrentCulture, LocalizedStrings.AssemblyReferenceInformation, Name, Version, Culture, PublicKeyToken);
}
public override int GetHashCode()
{
unchecked
{
var hashCode = (Name != null ? Name.GetHashCode() : 0);
hashCode = (hashCode * 397) ^ (PublicKeyToken != null ? PublicKeyToken.GetHashCode() : 0);
hashCode = (hashCode * 397) ^ (Culture != null ? Culture.GetHashCode() : 0);
return(hashCode);
}
}
static bool IsPublicKeyToken(PublicKeyToken[] tokens, PublicKeyToken token)
{
foreach (var t in tokens)
{
if (token.Equals(t))
{
return(true);
}
}
return(false);
}
public bool IsFrameworkAssembly(string name, PublicKeyToken publicKeyToken)
{
if (string.IsNullOrEmpty(name))
{
return(false);
}
var result = string.Equals(_assemblyName, name, StringComparison.Ordinal) ||
SystemObjectAssemblies.Contains(name) ||
_frameworkAssemblies.Contains(name);
return(result);
}
public AssemblyInfo(AssemblyName assemblyName)
{
Name = assemblyName.Name;
Version = assemblyName.Version.ToString();
RuntimeVersion = "";
Platform = assemblyName.ProcessorArchitecture.ToString();
CultureInfo = assemblyName.CultureInfo;
PublicKeyToken = assemblyName.GetPublicKeyToken();
if (PublicKeyToken == null || PublicKeyToken.Length == 0)
{
PublicKeyTokenString = null;
}
else
{
PublicKeyTokenString = string.Join(string.Empty, PublicKeyToken.Select(b => b.ToString("X2")));
}
}
static IEnumerable <string> GetAssemblies(GacDirInfo gacInfo, PublicKeyToken pkt, IAssembly assembly)
{
string pktString = pkt.ToString();
string verString = assembly.Version.ToString();
var cultureString = UTF8String.ToSystemStringOrEmpty(assembly.Culture);
if (cultureString.Equals("neutral", StringComparison.OrdinalIgnoreCase))
{
cultureString = string.Empty;
}
var asmSimpleName = UTF8String.ToSystemStringOrEmpty(assembly.Name);
foreach (var subDir in gacInfo.SubDirs)
{
var baseDir = Path.Combine(gacInfo.Path, subDir);
baseDir = Path.Combine(baseDir, asmSimpleName);
baseDir = Path.Combine(baseDir, string.Format("{0}{1}_{2}_{3}", gacInfo.Prefix, verString, cultureString, pktString));
var pathName = Path.Combine(baseDir, asmSimpleName + ".dll");
if (File.Exists(pathName))
{
yield return(pathName);
}
}
}
/// <summary>
/// Returns a hash code for this instance.
/// </summary>
/// <returns>
/// A hash code for this instance, suitable for use in hashing algorithms and data structures like a hash table.
/// </returns>
public override int GetHashCode()
{
// As obtained from the Jon Skeet answer to:
// http://stackoverflow.com/questions/263400/what-is-the-best-algorithm-for-an-overridden-system-object-gethashcode
// And adapted towards the Modified Bernstein (shown here: http://eternallyconfuzzled.com/tuts/algorithms/jsw_tut_hashing.aspx)
//
// Overflow is fine, just wrap
unchecked
{
// Pick a random prime number
int hash = 17;
// Mash the hash together with yet another random prime number
hash = (hash * 23) ^ Name.GetHashCode();
hash = (hash * 23) ^ Version.GetHashCode();
hash = (hash * 23) ^ Culture.GetHashCode();
if (PublicKeyToken != null)
{
hash = (hash * 23) ^ PublicKeyToken.GetHashCode();
}
return(hash);
}
}
/// <summary>
/// Checks whether two public key tokens are equal
/// </summary>
/// <param name="a">First</param>
/// <param name="b">Second</param>
/// <returns><c>true</c> if same, <c>false</c> otherwise</returns>
public static bool TokenEquals(PublicKeyToken a, PublicKeyToken b)
{
return(TokenCompareTo(a, b) == 0);
}
private string PublicKeyTokenAsString()
{
return(PublicKeyToken != null
? string.Join(string.Empty, PublicKeyToken.Select(b => b.ToString("x2")).ToArray())
: string.Empty);
}
/// <summary>
/// Gets the public key token hash code
/// </summary>
/// <param name="a">Public key token</param>
/// <returns>The hash code</returns>
public static int GetHashCode(PublicKeyToken a) {
if (a == null)
return 0;
return Utils.GetHashCode(a.Data);
}
/// <summary>
/// Checks whether two public key tokens are equal
/// </summary>
/// <param name="a">First</param>
/// <param name="b">Second</param>
/// <returns><c>true</c> if same, <c>false</c> otherwise</returns>
public static bool TokenEquals(PublicKeyToken a, PublicKeyToken b) {
return TokenCompareTo(a, b) == 0;
}
public override bool IsFrameworkMember(string name, PublicKeyToken publicKeyToken)
{
return(string.Equals(_name, name, StringComparison.OrdinalIgnoreCase));
}
public void InvalidPublicKeyToken(string publicKeyToken)
{
Assert.Throws <PortabilityAnalyzerException>(() => _assemblyFilter.IsFrameworkAssembly(string.Empty, PublicKeyToken.Parse(publicKeyToken)));
}
public bool IsFrameworkAssembly(string name, PublicKeyToken publicKeyToken)
{
return(IsKnownPublicKeyToken(publicKeyToken) || IsKnownName(name));
}
/// <summary>
/// Builds full name of the project reference.
/// </summary>
/// <returns>Full name.</returns>
private string BuildFullName()
{
StringBuilder builder = new StringBuilder(AssemblyName).Append(", ");
builder.Append(VersionField).Append("=").Append(Version).Append(", ");
builder.Append(CultureField).Append("=").Append(Culture).Append(", ");
builder.Append(PublicKeyTokenField).Append("=").Append(string.IsNullOrWhiteSpace(PublicKeyToken) ? NullPublicKeyToken : PublicKeyToken.ToLower());
return(builder.ToString());
}
public void DotNetFrameworkFilterCheckPublicKeyToken(string publicKeyToken, bool succeed)
{
Assert.Equal(succeed, _assemblyFilter.IsFrameworkAssembly(string.Empty, PublicKeyToken.Parse(publicKeyToken)));
}
private static bool IsKnownPublicKeyToken(PublicKeyToken publicKeyToken) => MicrosoftKeys.Contains(publicKeyToken);
public virtual bool IsFrameworkAssembly(string name, PublicKeyToken publicKeyToken) => IsKnownPublicKeyToken(publicKeyToken) || IsKnownName(name);
public virtual bool IsFrameworkMember(string name, PublicKeyToken publicKeyToken) => IsFrameworkAssembly(name, publicKeyToken);
private static bool IsKnownPublicKeyToken(PublicKeyToken publicKeyToken)
{
return(MicrosoftKeys.Contains(publicKeyToken));
}
public bool IsFrameworkAssembly(string name, PublicKeyToken publicKeyToken) => true;
/// <summary>
/// Compares two <see cref="PublicKeyToken"/>s
/// </summary>
/// <param name="a">First</param>
/// <param name="b">Second</param>
/// <returns>< 0 if a < b, 0 if a == b, > 0 if a > b</returns>
public static int TokenCompareTo(PublicKeyToken a, PublicKeyToken b) {
if (a == b)
return 0;
return TokenCompareTo(a == null ? null : a.Data, b == null ? null : b.Data);
}
static IEnumerable <GacFileInfo> GetAssemblies(GacDirInfo gacInfo)
{
foreach (var subDir in gacInfo.SubDirs)
{
var baseDir = Path.Combine(gacInfo.Path, subDir);
foreach (var dir in GetDirectories(baseDir))
{
foreach (var dir2 in GetDirectories(dir))
{
Version version;
string culture;
PublicKeyToken pkt;
if (gacInfo.Version == 2)
{
var m = gac2Regex.Match(Path.GetFileName(dir2));
if (!m.Success || m.Groups.Count != 4)
{
continue;
}
if (!Version.TryParse(m.Groups[1].Value, out version))
{
continue;
}
culture = m.Groups[2].Value;
pkt = new PublicKeyToken(m.Groups[3].Value);
if (PublicKeyBase.IsNullOrEmpty2(pkt))
{
continue;
}
}
else if (gacInfo.Version == 4)
{
var m = gac4Regex.Match(Path.GetFileName(dir2));
if (!m.Success || m.Groups.Count != 4)
{
continue;
}
if (!Version.TryParse(m.Groups[1].Value, out version))
{
continue;
}
culture = m.Groups[2].Value;
pkt = new PublicKeyToken(m.Groups[3].Value);
if (PublicKeyBase.IsNullOrEmpty2(pkt))
{
continue;
}
}
else
{
throw new InvalidOperationException();
}
var asmName = Path.GetFileName(dir);
var file = Path.Combine(dir2, asmName) + ".dll";
if (!File.Exists(file))
{
file = Path.Combine(dir2, asmName) + ".exe";
if (!File.Exists(file))
{
continue;
}
}
var asmInfo = new AssemblyNameInfo {
Name = asmName,
Version = version,
Culture = culture,
PublicKeyOrToken = pkt,
};
yield return(new GacFileInfo(asmInfo, file));
}
}
}
}
public static void EqualityTests()
{
var assemblyInfo1 = new AssemblyReferenceInformation("name", Version.Parse("4.0"), "neutral", PublicKeyToken.Parse("1234"));
var assemblyInfo2 = new AssemblyReferenceInformation("Name", Version.Parse("4.0"), "neutral", PublicKeyToken.Parse("1234"));
var assemblyInfo3 = new AssemblyReferenceInformation("name2", Version.Parse("4.0"), "neutral", PublicKeyToken.Parse("1234"));
Assert.Equal($"name, Version=4.0, Culture=neutral, PublicKeyToken=1234", assemblyInfo1.ToString());
Assert.Equal($"Name, Version=4.0, Culture=neutral, PublicKeyToken=1234", assemblyInfo2.ToString());
Assert.Equal($"name2, Version=4.0, Culture=neutral, PublicKeyToken=1234", assemblyInfo3.ToString());
Assert.True(assemblyInfo1.Equals(assemblyInfo2));
Assert.False(assemblyInfo1.Equals(assemblyInfo3));
Assert.False(assemblyInfo2.Equals(assemblyInfo3));
Assert.Equal(assemblyInfo1.GetHashCode(), assemblyInfo2.GetHashCode());
Assert.NotEqual(assemblyInfo1.GetHashCode(), assemblyInfo3.GetHashCode());
Assert.NotEqual(assemblyInfo2.GetHashCode(), assemblyInfo3.GetHashCode());
}