void UpdateWhenChanged(string path, string type, MemoryStream ms, Action <Stream> generator)
{
if (InstantRunEnabled)
{
ms.SetLength(0);
generator(ms);
MonoAndroidHelper.CopyIfStreamChanged(ms, path);
}
string dataFilePath = $"{path}.inc";
using (var stream = new NativeAssemblyDataStream()) {
generator(stream);
stream.EndOfFile();
MonoAndroidHelper.CopyIfStreamChanged(stream, dataFilePath);
var generatedFiles = new List <ITaskItem> ();
string mappingFieldName = $"{type}_typemap";
string dataFileName = Path.GetFileName(dataFilePath);
NativeAssemblerTargetProvider asmTargetProvider;
var utf8Encoding = new UTF8Encoding(false);
foreach (string abi in SupportedAbis)
{
ms.SetLength(0);
switch (abi.Trim())
{
case "armeabi-v7a":
asmTargetProvider = new ARMNativeAssemblerTargetProvider(is64Bit: false);
break;
case "arm64-v8a":
asmTargetProvider = new ARMNativeAssemblerTargetProvider(is64Bit: true);
break;
case "x86":
asmTargetProvider = new X86NativeAssemblerTargetProvider(is64Bit: false);
break;
case "x86_64":
asmTargetProvider = new X86NativeAssemblerTargetProvider(is64Bit: true);
break;
default:
throw new InvalidOperationException($"Unknown ABI {abi}");
}
var asmgen = new TypeMappingNativeAssemblyGenerator(asmTargetProvider, stream, dataFileName, stream.MapByteCount, mappingFieldName);
string asmFileName = $"{path}.{abi.Trim ()}.s";
using (var sw = new StreamWriter(ms, utf8Encoding, bufferSize: 8192, leaveOpen: true)) {
asmgen.Write(sw, dataFileName);
MonoAndroidHelper.CopyIfStreamChanged(ms, asmFileName);
}
}
}
}
void GenerateNativeAssembly(Func <NativeAssemblerTargetProvider, bool, bool, NativeAssemblyGenerator> getGenerator)
{
NativeAssemblerTargetProvider asmTargetProvider;
bool sharedBitsWritten = false;
bool sharedIncludeUsesAbiPrefix;
foreach (string abi in supportedAbis)
{
sharedIncludeUsesAbiPrefix = false;
switch (abi.Trim())
{
case "armeabi-v7a":
asmTargetProvider = new ARMNativeAssemblerTargetProvider(is64Bit: false);
sharedIncludeUsesAbiPrefix = true; // ARMv7a is "special", it uses different directive prefix
// than the others and the "shared" code won't build for it
break;
case "arm64-v8a":
asmTargetProvider = new ARMNativeAssemblerTargetProvider(is64Bit: true);
break;
case "x86":
asmTargetProvider = new X86NativeAssemblerTargetProvider(is64Bit: false);
break;
case "x86_64":
asmTargetProvider = new X86NativeAssemblerTargetProvider(is64Bit: true);
break;
default:
throw new InvalidOperationException($"Unknown ABI {abi}");
}
NativeAssemblyGenerator generator = getGenerator(asmTargetProvider, sharedBitsWritten, sharedIncludeUsesAbiPrefix);
using (var sw = MemoryStreamPool.Shared.CreateStreamWriter(outputEncoding)) {
generator.Write(sw);
sw.Flush();
Files.CopyIfStreamChanged(sw.BaseStream, generator.MainSourceFile);
if (!sharedIncludeUsesAbiPrefix)
{
sharedBitsWritten = true;
}
}
}
}
public bool Generate(bool skipJniAddNativeMethodRegistrationAttributeScan, List <TypeDefinition> javaTypes, string outputDirectory, bool generateNativeAssembly, out ApplicationConfigTaskState appConfState)
{
if (String.IsNullOrEmpty(outputDirectory))
{
throw new ArgumentException("must not be null or empty", nameof(outputDirectory));
}
if (!Directory.Exists(outputDirectory))
{
Directory.CreateDirectory(outputDirectory);
}
int assemblyId = 0;
int maxJavaNameLength = 0;
int maxModuleFileNameLength = 0;
var knownAssemblies = new Dictionary <string, int> (StringComparer.Ordinal);
var tempModules = new Dictionary <byte[], ModuleData> ();
Dictionary <AssemblyDefinition, int> moduleCounter = null;
var mvidCache = new Dictionary <Guid, byte[]> ();
appConfState = new ApplicationConfigTaskState {
JniAddNativeMethodRegistrationAttributePresent = skipJniAddNativeMethodRegistrationAttributeScan
};
foreach (TypeDefinition td in javaTypes)
{
UpdateApplicationConfig(td, appConfState);
string assemblyName = td.Module.Assembly.FullName;
if (!knownAssemblies.ContainsKey(assemblyName))
{
assemblyId++;
knownAssemblies.Add(assemblyName, assemblyId);
}
// We must NOT use Guid here! The reason is that Guid sort order is different than its corresponding
// byte array representation and on the runtime we need the latter in order to be able to binary search
// through the module array.
byte[] moduleUUID;
if (!mvidCache.TryGetValue(td.Module.Mvid, out moduleUUID))
{
moduleUUID = td.Module.Mvid.ToByteArray();
mvidCache.Add(td.Module.Mvid, moduleUUID);
}
ModuleData moduleData;
if (!tempModules.TryGetValue(moduleUUID, out moduleData))
{
if (moduleCounter == null)
{
moduleCounter = new Dictionary <AssemblyDefinition, int> ();
}
moduleData = new ModuleData {
Mvid = td.Module.Mvid,
MvidBytes = moduleUUID,
Assembly = td.Module.Assembly,
AssemblyName = td.Module.Assembly.Name.Name,
TypesScratch = new Dictionary <string, TypeMapEntry> (StringComparer.Ordinal),
DuplicateTypes = new Dictionary <uint, TypeMapEntry> (),
};
tempModules.Add(moduleUUID, moduleData);
if (!generateNativeAssembly)
{
int moduleNum;
if (!moduleCounter.TryGetValue(moduleData.Assembly, out moduleNum))
{
moduleNum = 0;
moduleCounter [moduleData.Assembly] = 0;
}
else
{
moduleNum++;
moduleCounter [moduleData.Assembly] = moduleNum;
}
string fileName = $"{moduleData.Assembly.Name.Name}.{moduleNum}.typemap";
moduleData.OutputFilePath = Path.Combine(outputDirectory, fileName);
if (maxModuleFileNameLength < fileName.Length)
{
maxModuleFileNameLength = fileName.Length;
}
}
}
string javaName = Java.Interop.Tools.TypeNameMappings.JavaNativeTypeManager.ToJniName(td);
var entry = new TypeMapEntry {
JavaName = javaName,
JavaNameLength = outputEncoding.GetByteCount(javaName),
ManagedTypeName = td.FullName,
Token = td.MetadataToken.ToUInt32(),
AssemblyNameIndex = knownAssemblies [assemblyName]
};
if (generateNativeAssembly)
{
if (entry.JavaNameLength > maxJavaNameLength)
{
maxJavaNameLength = entry.JavaNameLength;
}
}
if (moduleData.TypesScratch.ContainsKey(entry.JavaName))
{
// This is disabled because it costs a lot of time (around 150ms per standard XF Integration app
// build) and has no value for the end user. The message is left here because it may be useful to us
// in our devloop at some point.
//logger ($"Warning: duplicate Java type name '{entry.JavaName}' in assembly '{moduleData.AssemblyName}' (new token: {entry.Token}).");
moduleData.DuplicateTypes.Add(entry.Token, entry);
}
else
{
moduleData.TypesScratch.Add(entry.JavaName, entry);
}
}
var modules = tempModules.Values.ToArray();
Array.Sort(modules, new ModuleUUIDArrayComparer());
var typeMapEntryComparer = new TypeMapEntryArrayComparer();
foreach (ModuleData module in modules)
{
if (module.TypesScratch.Count == 0)
{
module.Types = new TypeMapEntry[0];
continue;
}
module.Types = module.TypesScratch.Values.ToArray();
Array.Sort(module.Types, typeMapEntryComparer);
}
NativeTypeMappingData data;
if (!generateNativeAssembly)
{
string typeMapIndexPath = Path.Combine(outputDirectory, "typemap.index");
using (var indexWriter = MemoryStreamPool.Shared.CreateBinaryWriter()) {
OutputModules(modules, indexWriter, maxModuleFileNameLength + 1);
indexWriter.Flush();
MonoAndroidHelper.CopyIfStreamChanged(indexWriter.BaseStream, typeMapIndexPath);
}
GeneratedBinaryTypeMaps.Add(typeMapIndexPath);
data = new NativeTypeMappingData(logger, new ModuleData[0], 0);
}
else
{
data = new NativeTypeMappingData(logger, modules, maxJavaNameLength + 1);
}
NativeAssemblerTargetProvider asmTargetProvider;
bool sharedBitsWritten = false;
bool sharedIncludeUsesAbiPrefix;
foreach (string abi in supportedAbis)
{
sharedIncludeUsesAbiPrefix = false;
switch (abi.Trim())
{
case "armeabi-v7a":
asmTargetProvider = new ARMNativeAssemblerTargetProvider(is64Bit: false);
sharedIncludeUsesAbiPrefix = true; // ARMv7a is "special", it uses different directive prefix
// than the others and the "shared" code won't build for it
break;
case "arm64-v8a":
asmTargetProvider = new ARMNativeAssemblerTargetProvider(is64Bit: true);
break;
case "x86":
asmTargetProvider = new X86NativeAssemblerTargetProvider(is64Bit: false);
break;
case "x86_64":
asmTargetProvider = new X86NativeAssemblerTargetProvider(is64Bit: true);
break;
default:
throw new InvalidOperationException($"Unknown ABI {abi}");
}
var generator = new TypeMappingNativeAssemblyGenerator(asmTargetProvider, data, Path.Combine(outputDirectory, "typemaps"), sharedBitsWritten, sharedIncludeUsesAbiPrefix);
using (var sw = MemoryStreamPool.Shared.CreateStreamWriter(outputEncoding)) {
generator.Write(sw);
sw.Flush();
MonoAndroidHelper.CopyIfStreamChanged(sw.BaseStream, generator.MainSourceFile);
if (!sharedIncludeUsesAbiPrefix)
{
sharedBitsWritten = true;
}
}
}
return(true);
}
void AddEnvironment()
{
bool usesMonoAOT = false;
bool usesAssemblyPreload = EnablePreloadAssembliesDefault;
uint monoAOTMode = 0;
string androidPackageName = null;
var environmentVariables = new Dictionary <string, string> (StringComparer.Ordinal);
var systemProperties = new Dictionary <string, string> (StringComparer.Ordinal);
AotMode aotMode;
if (AndroidAotMode != null && Aot.GetAndroidAotMode(AndroidAotMode, out aotMode))
{
usesMonoAOT = true;
monoAOTMode = (uint)aotMode;
}
bool haveLogLevel = false;
bool haveMonoDebug = false;
bool havebuildId = false;
bool haveHttpMessageHandler = false;
bool haveTlsProvider = false;
bool haveMonoGCParams = false;
SequencePointsMode sequencePointsMode;
if (!Aot.TryGetSequencePointsMode(AndroidSequencePointsMode, out sequencePointsMode))
{
sequencePointsMode = SequencePointsMode.None;
}
foreach (ITaskItem env in Environments ?? new TaskItem[0])
{
foreach (string line in File.ReadLines(env.ItemSpec))
{
var lineToWrite = line;
if (lineToWrite.StartsWith("MONO_LOG_LEVEL=", StringComparison.Ordinal))
{
haveLogLevel = true;
}
if (lineToWrite.StartsWith("MONO_GC_PARAMS=", StringComparison.Ordinal))
{
haveMonoGCParams = true;
}
if (lineToWrite.StartsWith("XAMARIN_BUILD_ID=", StringComparison.Ordinal))
{
havebuildId = true;
}
if (lineToWrite.StartsWith("MONO_DEBUG=", StringComparison.Ordinal))
{
haveMonoDebug = true;
if (sequencePointsMode != SequencePointsMode.None && !lineToWrite.Contains("gen-compact-seq-points"))
{
lineToWrite = line + ",gen-compact-seq-points";
}
}
if (lineToWrite.StartsWith("XA_HTTP_CLIENT_HANDLER_TYPE=", StringComparison.Ordinal))
{
haveHttpMessageHandler = true;
}
if (lineToWrite.StartsWith("XA_TLS_PROVIDER=", StringComparison.Ordinal))
{
haveTlsProvider = true;
}
if (lineToWrite.StartsWith("mono.enable_assembly_preload=", StringComparison.Ordinal))
{
int idx = lineToWrite.IndexOf('=');
uint val;
if (idx < lineToWrite.Length - 1 && UInt32.TryParse(lineToWrite.Substring(idx + 1), out val))
{
usesAssemblyPreload = idx == 1;
}
continue;
}
AddEnvironmentVariableLine(lineToWrite);
}
}
if (_Debug && !haveLogLevel)
{
AddEnvironmentVariable(defaultLogLevel[0], defaultLogLevel[1]);
}
if (sequencePointsMode != SequencePointsMode.None && !haveMonoDebug)
{
AddEnvironmentVariable(defaultMonoDebug[0], defaultMonoDebug[1]);
}
if (!havebuildId)
{
AddEnvironmentVariable("XAMARIN_BUILD_ID", BuildId);
}
if (!haveHttpMessageHandler)
{
if (HttpClientHandlerType == null)
{
AddEnvironmentVariable(defaultHttpMessageHandler[0], defaultHttpMessageHandler[1]);
}
else
{
AddEnvironmentVariable("XA_HTTP_CLIENT_HANDLER_TYPE", HttpClientHandlerType.Trim());
}
}
if (!haveTlsProvider)
{
if (TlsProvider == null)
{
AddEnvironmentVariable(defaultTlsProvider[0], defaultTlsProvider[1]);
}
else
{
AddEnvironmentVariable("XA_TLS_PROVIDER", TlsProvider.Trim());
}
}
if (!haveMonoGCParams)
{
if (EnableSGenConcurrent)
{
AddEnvironmentVariable("MONO_GC_PARAMS", "major=marksweep-conc");
}
else
{
AddEnvironmentVariable("MONO_GC_PARAMS", "major=marksweep");
}
}
using (var ms = new MemoryStream()) {
var utf8Encoding = new UTF8Encoding(false);
foreach (string abi in SupportedAbis)
{
ms.SetLength(0);
NativeAssemblerTargetProvider asmTargetProvider;
string asmFileName = Path.Combine(EnvironmentOutputDirectory, $"environment.{abi.ToLowerInvariant ()}.s");
switch (abi.Trim())
{
case "armeabi-v7a":
asmTargetProvider = new ARMNativeAssemblerTargetProvider(false);
break;
case "arm64-v8a":
asmTargetProvider = new ARMNativeAssemblerTargetProvider(true);
break;
case "x86":
asmTargetProvider = new X86NativeAssemblerTargetProvider(false);
break;
case "x86_64":
asmTargetProvider = new X86NativeAssemblerTargetProvider(true);
break;
default:
throw new InvalidOperationException($"Unknown ABI {abi}");
}
var asmgen = new ApplicationConfigNativeAssemblyGenerator(asmTargetProvider, environmentVariables, systemProperties)
{
IsBundledApp = IsBundledApplication,
UsesMonoAOT = usesMonoAOT,
UsesMonoLLVM = EnableLLVM,
UsesAssemblyPreload = usesAssemblyPreload,
MonoAOTMode = monoAOTMode.ToString().ToLowerInvariant(),
AndroidPackageName = AndroidPackageName,
};
using (var sw = new StreamWriter(ms, utf8Encoding, bufferSize: 8192, leaveOpen: true)) {
asmgen.Write(sw, asmFileName);
MonoAndroidHelper.CopyIfStreamChanged(ms, asmFileName);
}
}
}
void AddEnvironmentVariable(string name, string value)
{
if (Char.IsUpper(name [0]) || !Char.IsLetter(name [0]))
{
environmentVariables [ValidAssemblerString(name)] = ValidAssemblerString(value);
}
else
{
systemProperties [ValidAssemblerString(name)] = ValidAssemblerString(value);
}
}
void AddEnvironmentVariableLine(string l)
{
string line = l?.Trim();
if (String.IsNullOrEmpty(line) || line [0] == '#')
{
return;
}
string[] nv = line.Split(new char[] { '=' }, 2);
AddEnvironmentVariable(nv[0].Trim(), nv.Length < 2 ? String.Empty : nv[1].Trim());
}
string ValidAssemblerString(string s)
{
return(s.Replace("\"", "\\\""));
}
}
void AddEnvironment()
{
bool usesMonoAOT = false;
bool usesAssemblyPreload = EnablePreloadAssembliesDefault;
bool brokenExceptionTransitions = false;
var environmentVariables = new Dictionary <string, string> (StringComparer.Ordinal);
var systemProperties = new Dictionary <string, string> (StringComparer.Ordinal);
if (!Enum.TryParse(PackageNamingPolicy, out PackageNamingPolicy pnp))
{
pnp = PackageNamingPolicyEnum.LowercaseCrc64;
}
AotMode aotMode = AotMode.None;
if (!string.IsNullOrEmpty(AndroidAotMode) && Aot.GetAndroidAotMode(AndroidAotMode, out aotMode) && aotMode != AotMode.None)
{
usesMonoAOT = true;
}
bool haveLogLevel = false;
bool haveMonoDebug = false;
bool havebuildId = false;
bool haveHttpMessageHandler = false;
bool haveTlsProvider = false;
bool haveMonoGCParams = false;
SequencePointsMode sequencePointsMode;
if (!Aot.TryGetSequencePointsMode(AndroidSequencePointsMode, out sequencePointsMode))
{
sequencePointsMode = SequencePointsMode.None;
}
foreach (ITaskItem env in Environments ?? new TaskItem[0])
{
foreach (string line in File.ReadLines(env.ItemSpec))
{
var lineToWrite = line;
if (lineToWrite.StartsWith("MONO_LOG_LEVEL=", StringComparison.Ordinal))
{
haveLogLevel = true;
}
if (lineToWrite.StartsWith("MONO_GC_PARAMS=", StringComparison.Ordinal))
{
haveMonoGCParams = true;
}
if (lineToWrite.StartsWith("XAMARIN_BUILD_ID=", StringComparison.Ordinal))
{
havebuildId = true;
}
if (lineToWrite.StartsWith("MONO_DEBUG=", StringComparison.Ordinal))
{
haveMonoDebug = true;
if (sequencePointsMode != SequencePointsMode.None && !lineToWrite.Contains("gen-compact-seq-points"))
{
lineToWrite = line + ",gen-compact-seq-points";
}
}
if (lineToWrite.StartsWith("XA_HTTP_CLIENT_HANDLER_TYPE=", StringComparison.Ordinal))
{
haveHttpMessageHandler = true;
}
if (lineToWrite.StartsWith("XA_TLS_PROVIDER=", StringComparison.Ordinal))
{
haveTlsProvider = true;
}
if (lineToWrite.StartsWith("mono.enable_assembly_preload=", StringComparison.Ordinal))
{
int idx = lineToWrite.IndexOf('=');
uint val;
if (idx < lineToWrite.Length - 1 && UInt32.TryParse(lineToWrite.Substring(idx + 1), out val))
{
usesAssemblyPreload = idx == 1;
}
continue;
}
if (lineToWrite.StartsWith("XA_BROKEN_EXCEPTION_TRANSITIONS="))
{
brokenExceptionTransitions = true;
continue;
}
AddEnvironmentVariableLine(lineToWrite);
}
}
if (_Debug && !haveLogLevel)
{
AddEnvironmentVariable(defaultLogLevel[0], defaultLogLevel[1]);
}
if (sequencePointsMode != SequencePointsMode.None && !haveMonoDebug)
{
AddEnvironmentVariable(defaultMonoDebug[0], defaultMonoDebug[1]);
}
if (!havebuildId)
{
AddEnvironmentVariable("XAMARIN_BUILD_ID", BuildId);
}
if (!haveHttpMessageHandler)
{
if (HttpClientHandlerType == null)
{
AddEnvironmentVariable(defaultHttpMessageHandler[0], defaultHttpMessageHandler[1]);
}
else
{
AddEnvironmentVariable("XA_HTTP_CLIENT_HANDLER_TYPE", HttpClientHandlerType.Trim());
}
}
if (!haveTlsProvider)
{
if (TlsProvider == null)
{
AddEnvironmentVariable(defaultTlsProvider[0], defaultTlsProvider[1]);
}
else
{
AddEnvironmentVariable("XA_TLS_PROVIDER", TlsProvider.Trim());
}
}
if (!haveMonoGCParams)
{
if (EnableSGenConcurrent)
{
AddEnvironmentVariable("MONO_GC_PARAMS", "major=marksweep-conc");
}
else
{
AddEnvironmentVariable("MONO_GC_PARAMS", "major=marksweep");
}
}
global::Android.Runtime.BoundExceptionType boundExceptionType;
if (String.IsNullOrEmpty(BoundExceptionType) || String.Compare(BoundExceptionType, "System", StringComparison.OrdinalIgnoreCase) == 0)
{
boundExceptionType = global::Android.Runtime.BoundExceptionType.System;
}
else if (String.Compare(BoundExceptionType, "Java", StringComparison.OrdinalIgnoreCase) == 0)
{
boundExceptionType = global::Android.Runtime.BoundExceptionType.Java;
}
else
{
throw new InvalidOperationException($"Unsupported BoundExceptionType value '{BoundExceptionType}'");
}
foreach (string abi in SupportedAbis)
{
NativeAssemblerTargetProvider asmTargetProvider;
string baseAsmFilePath = Path.Combine(EnvironmentOutputDirectory, $"environment.{abi.ToLowerInvariant ()}");
string asmFilePath = $"{baseAsmFilePath}.s";
switch (abi.Trim())
{
case "armeabi-v7a":
asmTargetProvider = new ARMNativeAssemblerTargetProvider(false);
break;
case "arm64-v8a":
asmTargetProvider = new ARMNativeAssemblerTargetProvider(true);
break;
case "x86":
asmTargetProvider = new X86NativeAssemblerTargetProvider(false);
break;
case "x86_64":
asmTargetProvider = new X86NativeAssemblerTargetProvider(true);
break;
default:
throw new InvalidOperationException($"Unknown ABI {abi}");
}
var asmgen = new ApplicationConfigNativeAssemblyGenerator(asmTargetProvider, baseAsmFilePath, environmentVariables, systemProperties)
{
IsBundledApp = IsBundledApplication,
UsesMonoAOT = usesMonoAOT,
UsesMonoLLVM = EnableLLVM,
UsesAssemblyPreload = usesAssemblyPreload,
MonoAOTMode = aotMode.ToString().ToLowerInvariant(),
AndroidPackageName = AndroidPackageName,
BrokenExceptionTransitions = brokenExceptionTransitions,
PackageNamingPolicy = pnp,
BoundExceptionType = boundExceptionType,
InstantRunEnabled = InstantRunEnabled,
};
using (var sw = MemoryStreamPool.Shared.CreateStreamWriter()) {
asmgen.Write(sw);
sw.Flush();
MonoAndroidHelper.CopyIfStreamChanged(sw.BaseStream, asmFilePath);
}
}
void AddEnvironmentVariable(string name, string value)
{
if (Char.IsUpper(name [0]) || !Char.IsLetter(name [0]))
{
environmentVariables [ValidAssemblerString(name)] = ValidAssemblerString(value);
}
else
{
systemProperties [ValidAssemblerString(name)] = ValidAssemblerString(value);
}
}
void AddEnvironmentVariableLine(string l)
{
string line = l?.Trim();
if (String.IsNullOrEmpty(line) || line [0] == '#')
{
return;
}
string[] nv = line.Split(new char[] { '=' }, 2);
AddEnvironmentVariable(nv[0].Trim(), nv.Length < 2 ? String.Empty : nv[1].Trim());
}
string ValidAssemblerString(string s)
{
return(s.Replace("\"", "\\\""));
}
}