//
// System callbacks
public override bool OnHookInstalled(bool success,
Exception hookEx = null)
{
if (hookEx != null)
{
LogTo.Error(hookEx,
"InjectionLib threw an error during initialization.");
}
try
{
LogTo.Debug($"Injected lib signal, success: {success}");
HookSuccess = success;
HookException = hookEx;
HookInitEvent.Set();
return(SMAInitEvent.WaitOne(WaitTimeout));
}
catch (Exception ex)
{
LogTo.Error(ex,
"Failed to Signal InitEvent for Hook Install Success");
return(false);
}
}
//
// System callbacks
public override bool OnHookInstalled(bool success,
Exception hookEx = null)
{
if (hookEx != null)
{
OnException(hookEx);
}
try
{
LogTo.Debug("Injected lib signal, success: {Success}", success);
HookSuccess = success;
HookException = hookEx;
HookInitEvent.Set();
return(SMAInitEvent.WaitOne(WaitTimeout));
}
catch (Exception ex)
{
LogTo.Error(ex, "Failed to Signal InitEvent for Hook Install Success");
return(false);
}
}
//
// Core hook methods
public async Task <IProcess> CreateAndHook(
SMCollection collection,
string binPath,
ISMAHookSystem systemCallback,
IEnumerable <ISMAHookIO> ioCallbacks)
{
LogTo.Debug("Starting and injecting SuperMemo");
SystemCallback = systemCallback;
IOCallbacks.AddRange(ioCallbacks);
IOTargetFilePaths.AddRange(IOCallbacks.SelectMany(c => c.GetTargetFilePaths()));
HookSuccess = false;
HookException = null;
// Start a new IPC server
var channelName = StartIPCServer();
// Start SuperMemo application with given collection as parameter,
// and immediatly install hooks
RemoteHooking.CreateAndInject(
binPath,
collection.GetKnoFilePath().Quotify(),
0,
InjectionOptions.Default,
SMAFileSystem.InjectionLibFile.FullPath,
null,
out var pId,
channelName
);
LogTo.Debug("Waiting for signal from Injected library");
// Wait for Signal from OnHookInstalled with timeout
await HookInitEvent.WaitAsync(WaitTimeout);
if (HookSuccess == false)
{
LogTo.Debug("Hook failed, aborting");
StopIPCServer();
var ex = new HookException("Hook setup failed: " + HookException?.Message,
HookException);
HookException = null;
throw ex;
}
LogTo.Debug($"SuperMemo started and injected, pId: {pId}");
return(new ProcessSharp <SM17Natives>(
pId,
Process.NET.Memory.MemoryType.Remote,
true,
SMA.SMA.Instance.StartupConfig.PatternsHintAddresses));
}
//
// Core hook methods
public async Task <ProcessSharp <SMNatives> > CreateAndHookAsync(
SMCollection collection,
string binPath,
IEnumerable <ISMAHookIO> ioCallbacks,
NativeData nativeData)
{
LogTo.Debug("Starting and injecting SuperMemo");
IOCallbacks.AddRange(ioCallbacks);
IOTargetFilePaths.AddRange(IOCallbacks.SelectMany(c => c.GetTargetFilePaths()));
HookSuccess = false;
HookException = null;
// Start a new IPC server
var channelName = StartIPCServer();
// Start SuperMemo application with given collection as parameter,
// and immediately install hooks
int pId = -1;
try
{
RemoteHooking.CreateAndInject(
binPath,
collection.GetKnoFilePath().Quotify(),
0,
InjectionOptions.Default,
SMAFileSystem.InjectionLibFile.FullPath,
null,
out pId,
channelName,
nativeData
);
}
catch (ArgumentException ex)
{
LogTo.Warning(ex, "Failed to start and inject SuperMemo. Command line: '{BinPath} {V}'", binPath, collection.GetKnoFilePath().Quotify());
}
LogTo.Debug("Waiting for signal from Injected library");
// Wait for Signal from OnHookInstalled with timeout
await HookInitEvent.WaitAsync(WaitTimeout).ConfigureAwait(false);
if (HookSuccess == false)
{
LogTo.Debug("Hook failed, aborting");
StopIPCServer();
var ex = new HookException("Hook setup failed: " + HookException?.Message,
HookException);
HookException = null;
throw ex;
}
LogTo.Debug("SuperMemo started and injected, pId: {PId}", pId);
return(new ProcessSharp <SMNatives>(
pId,
Process.NET.Memory.MemoryType.Remote,
true,
Core.CoreConfig.SuperMemo.PatternsHintAddresses,
nativeData));
}
