public virtual Label BeginExceptionBlock ()
{
//System.Console.WriteLine ("Begin Block");
if (open_blocks == null)
open_blocks = new Stack (defaultExceptionStackSize);
if (ex_handlers != null) {
cur_block = ex_handlers.Length;
ILExceptionInfo[] new_ex = new ILExceptionInfo [cur_block + 1];
System.Array.Copy (ex_handlers, new_ex, cur_block);
ex_handlers = new_ex;
} else {
ex_handlers = new ILExceptionInfo [1];
cur_block = 0;
}
open_blocks.Push (cur_block);
ex_handlers [cur_block].start = code_len;
return ex_handlers [cur_block].end = DefineLabel ();
}
public virtual Label BeginExceptionBlock ()
{
//System.Console.WriteLine ("Begin Block");
if (open_blocks == null)
open_blocks = new Stack (defaultExceptionStackSize);
if (ex_handlers != null) {
cur_block = ex_handlers.Length;
ILExceptionInfo[] new_ex = new ILExceptionInfo [cur_block + 1];
System.Array.Copy (ex_handlers, new_ex, cur_block);
ex_handlers = new_ex;
} else {
ex_handlers = new ILExceptionInfo [1];
cur_block = 0;
}
open_blocks.Push (cur_block);
ex_handlers [cur_block].start = code_len;
return ex_handlers [cur_block].end = DefineLabel ();
}
internal void Init (byte[] il, int maxStack, byte[] localSignature,
IEnumerable<ExceptionHandler> exceptionHandlers, IEnumerable<int> tokenFixups)
{
SetCode (il, maxStack);
// FIXME: Process local signature
// Process exception handlers
if (exceptionHandlers != null) {
// Group exception handlers by try blocks
var tryBlocks = new Dictionary <Tuple<int, int>, List<ExceptionHandler>> ();
foreach (var h in exceptionHandlers) {
List<ExceptionHandler> list;
var key = new Tuple <int, int> (h.TryOffset, h.TryLength);
if (!tryBlocks.TryGetValue (key, out list)) {
list = new List<ExceptionHandler> ();
tryBlocks.Add (key, list);
}
list.Add (h);
}
// Generate ILExceptionInfo from tryBlocks
var infos = new List<ILExceptionInfo> ();
foreach (var kv in tryBlocks) {
var info = new ILExceptionInfo () {
start = kv.Key.Item1,
len = kv.Key.Item2,
handlers = new ILExceptionBlock [kv.Value.Count],
};
infos.Add (info);
var i = 0;
foreach (var b in kv.Value) {
info.handlers [i++] = new ILExceptionBlock () {
start = b.HandlerOffset,
len = b.HandlerLength,
filter_offset = b.FilterOffset,
type = (int) b.Kind,
extype = module.ResolveType (b.ExceptionTypeToken),
};
}
}
SetExceptionHandlers (infos.ToArray ());
}
// Process token fixups
if (tokenFixups != null) {
var tokenInfos = new List<ILTokenInfo> ();
foreach (var pos in tokenFixups) {
var token = (int) BitConverter.ToUInt32 (il, pos);
var tokenInfo = new ILTokenInfo () {
code_pos = pos,
member = ((ModuleBuilder) module).ResolveOrGetRegisteredToken (token, null, null)
};
tokenInfos.Add (tokenInfo);
}
SetTokenFixups (tokenInfos.ToArray ());
}
}
// Used by MethodBuilder.SetMethodBody
internal void SetExceptionHandlers (ILExceptionInfo[] exHandlers) {
this.ex_handlers = exHandlers;
}
internal void Init(byte[] il, int maxStack, byte[] localSignature,
IEnumerable <ExceptionHandler> exceptionHandlers, IEnumerable <int> tokenFixups)
{
SetCode(il, maxStack);
// FIXME: Process local signature
// Process exception handlers
if (exceptionHandlers != null)
{
// Group exception handlers by try blocks
var tryBlocks = new Dictionary <Tuple <int, int>, List <ExceptionHandler> > ();
foreach (var h in exceptionHandlers)
{
List <ExceptionHandler> list;
var key = new Tuple <int, int> (h.TryOffset, h.TryLength);
if (!tryBlocks.TryGetValue(key, out list))
{
list = new List <ExceptionHandler> ();
tryBlocks.Add(key, list);
}
list.Add(h);
}
// Generate ILExceptionInfo from tryBlocks
var infos = new List <ILExceptionInfo> ();
foreach (var kv in tryBlocks)
{
var info = new ILExceptionInfo()
{
start = kv.Key.Item1,
len = kv.Key.Item2,
handlers = new ILExceptionBlock [kv.Value.Count],
};
infos.Add(info);
var i = 0;
foreach (var b in kv.Value)
{
info.handlers [i++] = new ILExceptionBlock()
{
start = b.HandlerOffset,
len = b.HandlerLength,
filter_offset = b.FilterOffset,
type = (int)b.Kind,
extype = module.ResolveType(b.ExceptionTypeToken),
};
}
}
SetExceptionHandlers(infos.ToArray());
}
// Process token fixups
if (tokenFixups != null)
{
var tokenInfos = new List <ILTokenInfo> ();
foreach (var pos in tokenFixups)
{
var token = (int)BitConverter.ToUInt32(il, pos);
var tokenInfo = new ILTokenInfo()
{
code_pos = pos,
member = ((ModuleBuilder)module).ResolveOrGetRegisteredToken(token, null, null)
};
tokenInfos.Add(tokenInfo);
}
SetTokenFixups(tokenInfos.ToArray());
}
}