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[Gnash-commit] gnash ChangeLog server/vm/AbcHandlers.cpp
|
From: |
Chad Musick |
|
Subject: |
[Gnash-commit] gnash ChangeLog server/vm/AbcHandlers.cpp |
|
Date: |
Thu, 04 Oct 2007 10:00:08 +0000 |
CVSROOT: /sources/gnash
Module name: gnash
Changes by: Chad Musick <cmusick> 07/10/04 10:00:08
Modified files:
. : ChangeLog
server/vm : AbcHandlers.cpp
Log message:
More (unfinished) work on the AS3 interpreter.
CVSWeb URLs:
http://cvs.savannah.gnu.org/viewcvs/gnash/ChangeLog?cvsroot=gnash&r1=1.4520&r2=1.4521
http://cvs.savannah.gnu.org/viewcvs/gnash/server/vm/AbcHandlers.cpp?cvsroot=gnash&r1=1.1&r2=1.2
Patches:
Index: ChangeLog
===================================================================
RCS file: /sources/gnash/gnash/ChangeLog,v
retrieving revision 1.4520
retrieving revision 1.4521
diff -u -b -r1.4520 -r1.4521
--- ChangeLog 4 Oct 2007 09:47:35 -0000 1.4520
+++ ChangeLog 4 Oct 2007 10:00:07 -0000 1.4521
@@ -1,3 +1,7 @@
+2007-10-04 Chad Musick <address@hidden>
+
+ * server/vm/AbcHandlers.cpp: More work on the main interpreter for AS3.
+
2007-10-04 Sandro Santilli <address@hidden>
* server/character.{cpp,h}: add destroy() and isDestroyed()
Index: server/vm/AbcHandlers.cpp
===================================================================
RCS file: /sources/gnash/gnash/server/vm/AbcHandlers.cpp,v
retrieving revision 1.1
retrieving revision 1.2
diff -u -b -r1.1 -r1.2
--- server/vm/AbcHandlers.cpp 3 Oct 2007 17:27:24 -0000 1.1
+++ server/vm/AbcHandlers.cpp 4 Oct 2007 10:00:07 -0000 1.2
@@ -21,15 +21,17 @@
{
for ( ; ; )
{
- switch (mStream.read_as3op())
+ switch ((opcode = mStream.read_as3op())) // Assignment intentional
{
/// 0x01 ABC_ACTION_BKPT
/// Do: Enter the debugger if one has been invoked.
/// This is a no-op. Enable it if desired.
- case SWF::ABC_ACTION_BKPT:
/// 0x02 ABC_ACTION_NOP
/// Do: Nothing.
+/// 0xF3 ABC_ACTION_TIMESTAMP
case SWF::ABC_ACTION_NOP:
+ case SWF::ABC_ACTION_BKPT:
+ case SWF::ABC_ACTION_TIMESTAMP:
{
break;
}
@@ -931,63 +933,112 @@
// TODO: Decide or discover what to do with this.
break;
}
+/// 0x5A ABC_ACTION_NEWCATCH
/// Stream: V32 'catch_id'
/// Stack Out:
/// vtable -- vtable suitable to catch an exception of type in catch_id.
/// NB: Need more information on how exceptions are set up.
-ABC_ACTION_NEWCATCH = 0x5A,
-
-/// Stream: V32 'name_id'
-/// Stack In:
-/// [ns [n]] -- Namespace stuff
-/// Stack Out:
-/// owner -- object which owns property given by looking up the name_id,
-/// or throw a ReferenceError if none exists.
-ABC_ACTION_FINDPROPSTRICT = 0x5D,
-
+ case SWF::ABC_ACTION_NEWCATCH:
+ {
+ // TODO: Decide if we need this. (Might be a no-op.)
+ break;
+ }
+/// 0x5D ABC_ACTION_FINDPROPSTRICT
+/// 0x5E ABC_ACTION_FINDPROPERTY
/// Stream: V32 'name_id'
/// Stack In:
/// [ns [n]] -- Namespace stuff
/// Stack Out:
-/// owner -- object which owns property given by looking up the name_id,
-/// or an Undefined object if none exists.
-ABC_ACTION_FINDPROPERTY = 0x5E,
-
+/// owner -- object which owns property given by looking up the name_id.
+/// 0x5D is the undefined object if not found
+/// 0x5E throws a ReferenceError if not found
+ case SWF::ABC_ACTION_FINDPROPSTRICT:
+ case SWF::ABC_ACTION_FINDPROPERTY:
+ {
+ asName a = read_V32();
+ completeName(a);
+ as_value v = findProperty(a);
+ if ((opcode == SWF::ABC_ACTION_FINDPROPSTRICT) &&
v.is_undefined())
+ throw ASReferenceException();
+ break;
+ }
+/// 0x5F ABC_ACTION_FINDDEF
/// Stream: V32 'name_id' (no ns expansion)
/// Stack Out:
/// def -- The definition of the name at name_id.
-ABC_ACTION_FINDDEF = 0x5F,
-
+ case SWF::ABC_ACTION_FINDDEF:
+ {
+ asName a = read_V32();
+ // TODO
+ break;
+ }
+/// 0x60 ABC_ACTION_GETLEX
/// Stream: V32 'name_id' (no ns expansion)
/// Stack Out:
/// property -- The result of 0x5D (ABC_ACTION_FINDPROPSTRICT)
/// + 0x66 (ABC_ACTION_GETPROPERTY)
-ABC_ACTION_GETLEX = 0x60,
-
+ case SWF::ABC_ACTION_GETLEX
+ {
+ asName a = read_V32();
+ as_value v = findProperty(a);
+ if (v.is_undefined())
+ throw ASReferenceException();
+ mStack.grow(1);
+ mStack.top(0) = v.getProperty(a);
+ break;
+ }
+/// 0x61 ABC_ACTION_SETPROPERTY
/// Stream: V32 'name_id'
/// Stack In:
-/// obj -- The object whose property is to be set
+/// value -- The value to be used
/// [ns [n]] -- Namespace stuff
+/// OR
/// [key] -- Key name for property. Will not have both Namespace and key.
-/// value -- The value to be used
+/// obj -- The object whose property is to be set
/// Stack Out:
/// .
-/// Do: Set obj::(resolve)'name_id' to value, or set obj::key to value.
-/// NB: I'm not yet clear which should be used when. (Chad)
-ABC_ACTION_SETPROPERTY = 0x61,
-
+/// NB: If the name at name_id is completely qualified, neither a namespace
+/// nor a key is needed. If the name_id refers to a name with a runtime
+/// namespace, then this will be used. If neither of those is true and
+/// obj is a dictionary and key is a name, then the name_id is discarded and
+/// key/value is set in the dictionary obj instead.
+ case SWF::ABC_ACTION_SETPROPERTY:
+ {
+ asName a = read_V32();
+ as_value &v = mStack.pop();
+ if (!a.isRuntime())
+ {
+ mStack.top(0).setProperty(a, v);
+ mStack.drop(1);
+ }
+ else
+ {
+ if (a.isRtns() || !(mStack.top(0).is_object()
+ && mStack.top(1).is_dictionary()))
+ {
+ completeName(a);
+ mStack.top(0).setProperty(a, v);
+ mStack.drop(1);
+ }
+ else
+ {
+ mStack.top(1).setDictProperty(mStack.top(0), v);
+ mStack.drop(2);
+ }
+ }
+ break;
+ }
/// 0x62 ABC_ACTION_GETLOCAL
/// Stream: V32 'frame_index'
/// Frame: value at frame_index is needed
/// Stack Out:
/// value
-void
-AbcHandlers::AbcGetLocal()
-{
+ case SWF::ABC_ACTION_GETLOCAL:
+ {
mStack.grow(1);
mStack.top(0) = mFrame.value(read_V32());
-}
-
+ break;
+ }
/// 0x63 ABC_ACTION_SETLOCAL
/// Stream: V32 'frame_index'
/// Frame: obj at frame_index is set to value
@@ -995,76 +1046,148 @@
/// value
/// Stack Out:
/// .
-void
-AbcHandlers::AbcSetLocal()
-{
+ case SWF::ABC_ACTION_SETLOCAL:
+ {
mFrame.value(read_V32()) = mStack.top(0);
mStack.drop(1);
-}
-
+ break;
+ }
+/// 0x64 ABC_ACTION_GETGLOBALSCOPE
/// Stack Out:
/// global -- The global scope object
-ABC_ACTION_GETGLOBALSCOPE = 0x64,
-
+ case SWF::ABC_ACTION_GETGLOBALSCOPE:
+ {
+ mStack.grow(1);
+ mStack.top(0) = mGlobalScope;
+ break;
+ }
+/// 0x65 ABC_ACTION_GETSCOPEOBJECT
/// Stream: S8 'depth'
/// Stack Out:
/// scope -- The scope object at depth
-ABC_ACTION_GETSCOPEOBJECT = 0x65,
-
+ case SWF::ABC_ACTION_GETSCOPEOBJECT
+ {
+ uint8_t depth = read_u8();
+ mStack.grow(1);
+ mStack.top(0) = mScopeStack(depth);
+ break;
+ }
+/// 0x66 ABC_ACTION_GETPROPERTY
/// Stream: V32 'name_id'
/// Stack In:
-/// obj -- The object whose property is to be retrieved
/// [ns [n]] -- Namespace stuff
+/// OR
/// [key] -- Key name for property. Will not have both Namespace and key.
+/// obj -- The object whose property is to be retrieved
/// Stack Out:
/// prop -- The requested property.
-/// NB: As with 0x61 (ABC_ACTION_SETPROPERTY) it's unclear to me when
-/// key gets used and when the namespace (or nothing) is used.
-ABC_ACTION_GETPROPERTY = 0x66,
-
+/// NB: See 0x61 (ABC_ACTION_SETPROPETY) for the decision of ns/key.
+ case SWF::ABC_ACTION_GETPROPERTY:
+ {
+ asName a = read_V32();
+ if (!a.isRuntime())
+ {
+ mStack.top(0) = mStack.top(0).getProperty(a, v);
+ }
+ else
+ {
+ if (a.isRtns() || !(mStack.top(0).is_object()
+ && mStack.top(1).is_dictionary()))
+ {
+ completeName(a);
+ mStack.top(0) = mStack.top(0).getProperty(a);
+ }
+ else
+ {
+ mStack.top(1) =
mStack.top(1).getDictProperty(mStack.top(0));
+ mStack.drop(1);
+ }
+ }
+ break;
+ }
+/// 0x68 ABC_ACTION_INITPROPERTY
/// Stream V32 'name_id'
/// Stack In:
+/// value -- The value to be put into the property.
/// [ns [n]] -- Namespace stuff
/// obj -- The object whose property is to be initialized
-/// value -- The value to be put into the property.
/// Stack Out:
/// .
/// Do:
/// Set obj::(resolve)'name_id' to value, set bindings from the context.
-ABC_ACTION_INITPROPERTY = 0x68,
-
+ case SWF::ABC_ACTION_INITPROPERTY:
+ {
+ asName a = read_V32();
+ as_value& v = mStack.pop();
+ completeName(a);
+ mStack.pop().to_object().setProperty(a, v, true); // true for
init
+ break;
+ }
+/// 0x6A ABC_ACTION_DELETEPROPERTY
/// Stream: V32 'name_id'
/// Stack In:
-/// obj -- The object whose property should be deleted.
/// [ns [n]] -- Namespace stuff
+/// obj -- The object whose property should be deleted.
/// Stack Out:
/// truth -- True if property was deleted or did not exist, else False.
-ABC_ACTION_DELETEPROPERTY = 0x6A,
-
+ case SWF::ABC_ACTION_DELETEPROPERTY:
+ {
+ asName a = read_V32();
+ completeName(a);
+ mStack.top(0) = mStack.top(0).deleteProperty(a);
+ break;
+ }
+/// 0x6C ABC_ACTION_GETSLOT
/// Stream: V32 'slot_index + 1'
/// Stack In:
/// obj -- The object which owns the desired slot.
/// Stack Out:
/// slot -- obj.slots[slot_index]
-ABC_ACTION_GETSLOT = 0x6C,
-
+ case SWF::ABC_ACTION_GETSLOT
+ {
+ uint32_t sindex = read_V32();
+ if (!sindex)
+ throw ASException();
+ --sindex;
+ mStack.top(0) = mStack.top(0).getSlot(sindex);
+ break;
+ }
+/// 0x6D ABC_ACTION_SETSLOT
/// Stream: V32 'slot_index + 1'
/// Stack In:
-/// obj -- The object whose slot should be set.
/// value -- The value intended for the slot.
+/// obj -- The object whose slot should be set.
/// Stack Out:
/// .
/// Do: obj.slots[slot_index] = value
-ABC_ACTION_SETSLOT = 0x6D,
-
+ case SWF::ABC_ACTION_SETSLOT:
+ {
+ uint32_t sindex = read_V32();
+ if (!sindex)
+ throw ASException();
+ --sindex;
+ mStack.top(0).setSlot(sindex, mStack.top(1));
+ mStack.drop(2);
+ break;
+ }
+/// 0x6E ABC_ACTION_GETGLOBALSLOT
/// Stream: V32 'slot_index + 1'
/// Stack In:
/// .
/// Stack Out:
/// slot -- globals.slots[slot_index]
/// NB: Deprecated
-ABC_ACTION_GETGLOBALSLOT= 0x6E,
-
+ case SWF::ABC_ACTION_GETGLOBALSLOT:
+ {
+ uint32_t sindex = read_V32();
+ if (!sindex)
+ throw ASException();
+ --sindex;
+ mStack.grow(1);
+ mStack.top(0) = mGlobal.getSlot(sindex);
+ break;
+ }
+/// 0x6F ABC_ACTION_SETGLOBALSLOT
/// Stream: V32 'slot_index + 1'
/// Stack In:
/// value -- The value to be placed into the slot.
@@ -1072,416 +1195,421 @@
/// .
/// Do: globals[slot_index] = value
/// NB: Deprecated
-ABC_ACTION_SETGLOBALSLOT= 0x6F,
-
+ case SWF::ABC_ACTION_SETGLOBALSLOT:
+ {
+ uint32_t sindex = read_V32();
+ if (!sindex)
+ throw ASException();
+ --sindex;
+ mGlobal.setSlot(sindex, mStack.pop());
+ break;
+ }
+/// 0x70 ABC_ACTION_CONVERT_S
/// Stack In:
/// value -- An object
/// Stack Out:
/// str_value -- value as a string
-ABC_ACTION_CONVERT_S = 0x70,
-
+ case SWF::ABC_ACTION_CONVERT_S:
+ {
+ mStack.top(0) = mStack.top(0).to_string();
+ break;
+ }
+/// 0x71 ABC_ACTION_ESC_XELEM
/// Stack In:
/// value -- An object to be escaped
/// Stack Out:
/// str_value -- value as a string, escaped suitably for an XML element.
-ABC_ACTION_ESC_XELEM = 0x71,
-
+ case SWF::ABC_ACTION_ESC_XELEM:
+ {
+ mStack.top(0) = mStack.top(0).to_escaped_xml_element();
+ break;
+ }
+/// 0x72 ABC_ACTION_ESC_XATTR
/// Stack In:
/// value -- An object to be escaped
/// Stack Out:
/// str_value -- value as a string, escaped suitably for an XML attribute.
-ABC_ACTION_ESC_XATTR = 0x72,
-
+ case SWF::ABC_ACTION_ESC_XATTR:
+ {
+ mStack.top(0) = mStack.top(0).to_escaped_xml_attribute();
+ break;
+ }
+/// 0x73 ABC_ACTION_CONVERT_I
+/// 0x83 ABC_ACTION_COERCE_I (deprecated)
/// Stack In:
/// value -- An object to be converted to Integer
/// Stack Out:
/// int_value -- value as an integer object
-ABC_ACTION_CONVERT_I = 0x73,
-
+ case SWF::ABC_ACTION_CONVERT_I:
+ case SWF::ABC_ACTION_COERCE_I:
+ {
+ mStack.top(0) = mStack.top(0).to_number<int>();
+ break;
+ }
+/// 0x74 ABC_ACTION_CONVERT_U
+/// 0x88 ABC_ACTION_COERCE_U (deprecated)
/// Stack In:
/// value -- An object to be converted to unsigned integer
/// Stack Out:
/// int_value -- value as an unsigned integer object
-ABC_ACTION_CONVERT_U = 0X74,
-
+ case SWF::ABC_ACTION_CONVERT_U:
+ case SWF::ABC_ACTION_COERCE_U:
+ {
+ mStack.top(0) = mStack.top(0).to_number<unsigned int>();
+ break;
+ }
+/// 0x75 ABC_ACTION_CONVERT_D
+/// 0x84 ABC_ACTION_COERCE_D (deprecated)
/// Stack In:
/// value -- An object to be converted to a double
/// Stack Out:
/// double_value -- value as a double object
-ABC_ACTION_CONVERT_D = 0X75,
-
+ case SWF::ABC_ACTION_CONVERT_D:
+ case SWF::ABC_ACTION_COERCE_D:
+ {
+ mStack.top(0) = mStack.top(0).to_double();
+ break;
+ }
+/// 0x76 ABC_ACTION_CONVERT_B
+/// 0x81 ABC_ACTION_COERCE_B (deprecated)
/// Stack In:
/// value -- An object to be converted to a boolean
/// Stack Out:
/// bool_value -- value as a boolean object
-ABC_ACTION_CONVERT_B = 0X76,
-
+ case SWF::ABC_ACTION_CONVERT_B:
+ case SWF::ABC_ACTION_COERCE_B:
+ {
+ mStack.top(0) = mStack.top(0).to_bool();
+ break;
+ }
+/// 0x77 ABC_ACTION_CONVERT_O
/// Stack In:
/// obj -- An object
/// Stack Out:
/// obj -- An object
/// Do: If obj is Undefined or Null, throw TypeError
-ABC_ACTION_CONVERT_O = 0X77,
-
+ case SWF::ABC_ACTION_CONVERT_O:
+ {
+ mStack.top(0) = mStack.top(0).to_object();
+ if (mStack.top(0).is_undefined() || mStack.top(0).is_null())
+ throw ASTypeException();
+ break;
+ }
+/// 0x78 ABC_ACTION_CHECKFILTER
/// Stack In:
/// obj -- An object
/// Stack Out:
/// obj -- An object
/// Do: If obj is not XML based, throw TypeError
-ABC_ACTION_CHECKFILTER = 0x78,
-
+ case SWF::ABC_ACTION_CHECKFILTER:
+ {
+ if (!mStack.top(0).is_xml())
+ throw ASTypeException();
+ break;
+ }
/// 0x80 ABC_ACTION_COERCE
/// Stream: V32 'name_index'
/// Stack In:
+/// [ns [n]] -- Possibly name/namespace stuff
/// obj -- An object to be converted
/// Stack Out:
/// coerced_obj -- The object as the desired (resolve)'name_index' type.
-void
-AbcHandlers::AbcCoerce()
-{
- uint32_t mindex = read_V32();
- as_value &v = mStack.top(0);
- // TODO: Finish
-}
-
-/// 0x81 ABC_ACTION_COERCE_B
-/// See: 0x76 (ABC_ACTION_CONVERT_B)
-/// NB: Deprecated
-/// Aliased in interpreter as 0x81
-
+ case SWF::ABC_ACTION_COERCE:
+ {
+ asName a = read_V32();
+ completeName(a);
+ mStack.top(0) = mStack.top(0).coerce(a);
+ break;
+ }
/// 0x82 ABC_ACTION_COERCE_A
/// Stack In:
/// obj -- An object to be converted
/// Stack Out:
/// obj
/// Do: Nothing. (The 'a' is for atom, and it's unclear if anything is needed.)
-void
-AbcHandlers::AbcCoerceA()
-{
- return;
-}
-
-/// 0x83 ABC_ACTION_COERCE_I
-/// See: 0x73 ABC_ACTION_CONVERT_I
-/// NB: Deprecated
-/// NOMING 20 Aug 2007
-/// Aliased in interpreter as 0x73
-
-/// 0x84 ABC_ACTION_COERCE_D
-/// See: 0x75 ABC_ACTION_CONVERT_D
-/// NB: Deprecated
-/// NOMING 20 Aug 2007
-/// Aliased in interpreter as 0x75
-
+ case SWF::ABC_ACTION_COERCE_A:
+ {
+ break;
+ }
/// 0x85 ABC_ACTION_COERCE_S
/// Stack In:
/// obj -- An object to be converted
/// Stack Out:
/// str_obj -- obj as string. nullString object if obj is Null or Undefined
-void
-AbcHandlers::AbcCoerceS()
-{
+ case SWF::ABC_ACTION_COERCE_S:
+ {
if (mStack.top(0).is_undefined() || mStack.top(0).is_null())
mStack.top(0) = "";
else
mStack.top(0) = mStack.top(0).to_string();
-}
-
+ break;
+ }
/// 0x86 ABC_ACTION_ASTYPE
-/// Stream: V32 'name_index' (no namespace)
+/// Stream: V32 'name_index'
/// Stack In:
+/// [ns [n]] -- Possible namespace stuff
/// obj -- An object to be checked
/// Stack Out:
/// cobj -- obj if obj is of type (resolve)'name_index', otherwise Null
-void
-AbcHandlers::AbcAsType()
-{
- uint32_t mindex = read_V32();
- if (!mStack.top(0).conforms_to(pool_name(mindex)))
+ case SWF::ABC_ACTION_ASTYPE:
+ {
+ asName a = read_V32();
+ completeName(a);
+ if (!mStack.top(0).conforms_to(a)
mStack.top(0).set_null();
-}
-
+ break;
+ }
/// 0x87 ABC_ACTION_ASTYPELATE
/// Stack In:
/// valid -- The object whose type is to be matched
/// obj -- An object to be checked
/// Stack Out:
/// cobj -- obj if type of obj conforms to valid, otherwise Null
-void
-AbcHandlers::AbcAsTypeLate()
-{
+ case SWF::ABC_ACTION_ASTYPELATE:
+ {
if (!mStack.top(1).conforms_to(mStack.top(0).to_object()))
mStack.top(1).set_null();
mStack.drop(1);
-}
-
-/// 0x88 ABC_ACTION_COERCE_U
-/// See: 0x74 (ABC_ACTION_CONVERT_U)
-/// NB: Deprecated
-/// Placed in interpreter as 0x74 duplicate.
-
+ break;
+ }
/// 0x89 ABC_ACTION_COERCE_O
/// Stack In:
/// obj -- An object
/// Stack Out:
/// cobj -- obj if obj is not Undefined, otherwise Null
-void
-AbcHandlers::AbcCoerceO()
-{
+ case SWF::ABC_ACTION_COERCE_O:
+ {
if (mStack.top(0).is_undefined())
mStack.top(0) = mStack.top(0).to_object();
else
mStack.top(0).set_undefined();
-}
-
+ break;
+ }
/// 0x90 ABC_ACTION_NEGATE
/// Stack In:
/// obj -- An object
/// Stack Out:
/// negdouble -- -1.0 * (double) obj
-void
-AbcHandlers::AbcNegate()
-{
+ case SWF::ABC_ACTION_NEGATE:
+ {
mStack.top(0) = -mStack.top(0).to_number();
-}
-
+ break;
+ }
/// 0x91 ABC_ACTION_INCREMENT
/// Stack In:
/// num -- A number, integer or double
/// Stack Out:
-/// num2 -- The same value, but new object.
-/// Do:
-/// num = num + 1 (post-increment)
-void
-AbcHandlers::AbcIncrement()
-{
+/// num + 1
+ case SWF::ABC_ACTION_INCREMENT:
+ {
mStack.top(0) = mStack.top(0).to_number() + 1;
-}
-
-/// 0x92 ABC_ACTION_INCLOCAL = 0x92,
+ break;
+ }
+/// 0x92 ABC_ACTION_INCLOCAL
/// Stream: V32 'frame_addr'
/// Frame: Load i from frame_addr and increment it.
-void
-AbcHandlers::AbcIncLocal()
-{
+ case SWF::ABC_ACTION_INCLOCAL:
+ {
uint32_t foff = read_V32();
mFrame.value(foff) = mFrame.value(foff).to_number() + 1;
-}
-
-/// ABC_ACTION_DECREMENT= 0x93,
+ break;
+ }
+/// 0x93 ABC_ACTION_DECREMENT
/// Stack In:
/// num -- A number, integer or double
/// Stack Out:
-/// num2 -- The same value, but new object.
-/// Do:
-/// num = num - 1 (post-decrement)
-void
-AbcHandlers::AbcDecrement()
-{
+/// num - 1
+ case SWF::ABC_ACTION_DECREMENT:
+ {
mStack.top(0) = mStack.top(0).to_number() - 1;
-}
-
-/// ABC_ACTION_DECLOCAL = 0x94
+ break;
+ }
+/// 0x94 ABC_ACTION_DECLOCAL
/// Stream: V32 'frame_addr'
/// Frame: Load i from frame_addr and decrement it.
-void
-AbcHandlers::AbcDecLocal()
-{
+ case SWF::ABC_ACTION_DECLOCAL:
+ {
uint32_t foff = read_V32();
mFrame.value(foff) = mFrame.value(foff).to_number() - 1;
-}
-
+ break;
+ }
/// 0x95 ABC_ACTION_ABC_TYPEOF
/// Stack In:
/// obj -- An object
/// Stack Out:
/// type -- typeof(obj) as a string
-void
-AbcHandlers::AbcTypeof()
-{
+ case SWF::ABC_ACTION_ABC_TYPEOF:
+ {
mStack.top(0) = mStack.top(0).typeOf();
-}
-
+ break;
+ }
/// 0x96 ABC_ACTION_NOT
/// Stack In:
/// obj -- An object
/// Stack Out:
/// nobj -- A truth object with value !((Boolean) obj)
-void
-AbcHandlers::AbcNot()
-{
- mStack.top(0) = !mStack.top(0).to_bool();
-}
-
+ case SWF::ABC_ACTION_NOT:
+ {
+ mStack.top(0).set_bool(!mStack.top(0).to_bool();)
+ break;
+ }
/// 0x97 ABC_ACTION_BITNOT
/// Stack In:
/// obj -- An object
/// Stack Out:
/// nint -- ~((Int) obj)
-void
-AbcHandlers::AbcBitNot()
-{
+ case SWF::ABC_ACTION_BITNOT:
+ {
mStack.top(0) = ~mStack.top(0).to_number<int>();
-}
-
+ break;
+ }
/// 0xA0 ABC_ACTION_ADD
/// Stack In:
/// a
/// b
/// Stack Out:
/// a + b (double if numeric)
-void
-AbcHandlers::AbcAdd()
-{
+ case SWF::ABC_ACTION_ADD:
+ {
mStack.top(1) = mStack.top(1).add(mStack.top(0));
mStack.drop(1);
-}
-
+ break;
+ }
/// 0xA1 ABC_ACTION_SUBTRACT
-/// Stack In:/// Stack In:
+/// Stack In:
/// a
/// b
/// Stack Out:
/// a - b (double)
-void
-AbcHandlers::AbcSubtract()
-{
- mStack.top(1) = mStack.top(1).to_number<double>() -
mStack.top(1).to_number<double>();
+ case SWF::ABC_ACTION_SUBTRACT:
+ {
+ mStack.top(1) = mStack.top(1).to_number() -
mStack.top(1).to_number();
mStack.drop(1);
-}
-
+ break;
+ }
/// 0xA2 ABC_ACTION_MULTIPLY
/// Stack In:
/// a
/// b
/// Stack Out:
/// a * b (double)
-void
-AbcHandlers::AbcMultiply()
-{
- mStack.top(1) = mStack.top(1).to_number<double>() *
mStack.top(0).to_number<double>();
+ case SWF::ABC_ACTION_MULTIPLY:
+ {
+ mStack.top(1) = mStack.top(1).to_number() *
mStack.top(0).to_number();
mStack.drop(1);
-}
-
+ break;
+ }
/// 0xA3 ABC_ACTION_DIVIDE
/// Stack In:
/// b
/// a
/// Stack Out:
/// a / b (double)
-void
-AbcHandlers::AbcDivide()
-{
- mStack.top(1) = mStack.top(1).to_number<double>() /
mStack.top(0).to_number<double>();
+ case SWF::ABC_ACTION_DIVIDE:
+ {
+ mStack.top(1) = mStack.top(1).to_number() /
mStack.top(0).to_number();
mStack.drop(1);
-}
-
+ break;
+ }
/// 0xA4 ABC_ACTION_MODULO
/// Stack In:
/// b
/// a
/// Stack Out:
/// a % b (not integer mod, but remainder)
-void
-AbcHandlers::AbcModulo()
-{
- double result = mStack.top(1).to_number<double>() /
mStack.top(0).to_number<double>();
+ case SWF::ABC_ACTION_MODULO:
+ {
+ double result = mStack.top(1).to_number() /
mStack.top(0).to_number();
int trunc_result = static_cast<int> (result);
mStack.top(1) = mStack.top(1).to_number<double>() -
(trunc_result * mStack.top(0).to_number<double>());
mStack.drop(1);
-}
-
+ break;
+ }
/// 0xA5 ABC_ACTION_LSHIFT
/// Stack In:
/// b
/// a
/// Stack Out:
/// a << b
-void
-AbcHandlers::AbcLShift()
-{
- mStack.top(1) = mStack.top(1).to_number<int>() <<
mStack.top(0).to_number<int>();
+ case SWF::ABC_ACTION_LSHIFT:
+ {
+ mStack.top(1) = mStack.top(1).to_int() <<
mStack.top(0).to_int();
mStack.drop(1);
-}
-
+ break;
+ }
/// 0xA6 ABC_ACTION_RSHIFT
/// Stack In:
/// a
/// b
/// Stack Out:
/// a >> b
-void
-AbcHandlers::AbcRShift()
-{
- mStack.top(1) = mStack.top(1).to_number<int>() >>
mStack.top(0).to_number<int>();
+ case SWF::ABC_ACTION_RSHIFT:
+ {
+ mStack.top(1) = mStack.top(1).to_int() >>
mStack.top(0).to_int();
mStack.drop(1);
-}
-
+ break;
+ }
/// 0xA7 ABC_ACTION_URSHIFT
/// Stack In:
/// b
/// a
/// Stack Out:
/// ((unsigned) a) >> b
-void
-AbcHandlers::AbcURShift()
-{
- mStack.top(1) = mStack.top(1).to_number<unsigned int>() >>
mStack.top(0).to_number<int>();
+ case SWF::ABC_ACTION_URSHIFT:
+ {
+ mStack.top(1) = mStack.top(1).to_number<unsigned int>()
+ >> mStack.top(0).to_number<int>();
mStack.drop(1);
-}
-
+ break;
+ }
/// 0xA8 ABC_ACTION_BITAND
/// a
/// b
/// Stack Out:
/// a & b
-void
-AbcHandlers::AbcBitAnd()
-{
- mStack.top(1) = mStack.top(1).to_number<int>() &
mStack.top(0).to_number<int>();
+ case SWF::ABC_ACTION_BITAND:
+ {
+ mStack.top(1) = mStack.top(1).to_int() & mStack.top(0).to_int();
mStack.drop(1);
-}
-
+ break;
+ }
/// 0xA9 ABC_ACTION_BITOR
/// Stack In:
/// b
/// a
/// Stack Out:
/// a | b
-void
-AbcHandlers::AbcBitOr()
-{
- mStack.top(1) = mStack.top(1).to_number<int>() |
mStack.top(0).to_number<int>();
+ case SWF::ABC_ACTION_BITOR:
+ {
+ mStack.top(1) = mStack.top(1).to_int() | mStack.top(0).to_int();
mStack.drop(1);
-}
-
+ break;
+ }
/// 0xAA ABC_ACTION_BITXOR
/// Stack In:
/// b
/// a
/// Stack Out:
/// a ^ b
-void
-AbcHandlers::AbcBitXor()
-{
- mStack.top(1) = mStack.top(1).to_number<int>() ^
mStack.top(0).to_number<int>();
+ case SWF::ABC_ACTION_BITXOR:
+ {
+ mStack.top(1) = mStack.top(1).to_int() ^ mStack.top(0).to_int();
mStack.drop(1);
-}
-
+ break;
+ }
/// 0xAB ABC_ACTION_EQUALS
/// Stack In:
/// b
/// a
/// Stack Out:
/// truth -- Truth of (a == b) (weakly)
-void
-AbcHandlers::AbcEquals()
-{
+ case SWF::ABC_ACTION_EQUALS:
+ {
mStack.top(1) = mStack.top(1).weak_equals(mStack.top(0));
mStack.drop(1);
-}
-
+ break;
+ }
/// 0xAC ABC_ACTION_STRICTEQUALS
/// Stack In:
/// b
@@ -1489,107 +1617,100 @@
/// Stack Out:
/// truth -- Truth of (a == b) (strongly, as in
/// 0x19 (ABC_ACTION_IFSTRICTEQ))
-void
-AbcHandlers::AbcStrictEquals()
-{
+ case SWF::ABC_ACTION_STRICTEQUALS:
+ {
mStack.top(1) = mStack.top(1).strict_equals(mStack.top(0));
mStack.drop(1);
-}
-
+ break;
+ }
/// 0xAD ABC_ACTION_LESSTHAN
/// Stack In:
/// b
/// a
/// Stack Out:
/// truth -- Truth of (a < b)
-void
-AbcHandlers::AbcLessThan()
-{
+ case SWF::ABC_ACTION_LESSTHAN:
+ {
mStack.top(1) = mStack.top(1).less_than(mStack.top(0));
mStack.drop(1);
-}
-
+ break;
+ }
/// 0xAE ABC_ACTION_LESSEQUALS
/// Stack In:
/// b
/// a
/// Stack Out:
/// truth -- Truth of (a <= b)
-void
-AbcHandlers::AbcLessEquals()
-{
+ case SWF::ABC_ACTION_LESSEQUALS:
+ {
mStack.top(1) = mStack.top(1).less_equal(mStack.top(0));
mStack.drop(1);
-}
-
+ break;
+ }
/// 0xAF ABC_ACTION_GREATERTHAN
/// Stack In:
/// b
/// a
/// Stack Out:
/// truth -- Truth of (a > b)
-void
-AbcHandlers::AbcGreaterThan()
-{
+ case SWF::ABC_ACTION_GREATERTHAN:
+ {
mStack.top(1) = mStack.top(1).greater_than(mStack.top(0));
mStack.drop(1);
-}
-
+ break;
+ }
/// 0xB0 ABC_ACTION_GREATEREQUALS
/// Stack In:
/// b
/// a
/// Stack Out:
/// truth -- Truth of (a >= b)
-void
-AbcHandlers::AbcGreaterEquals()
-{
+ case SWF::ABC_ACTION_GREATEREQUALS:
+ {
mStack.top(1) = mStack.top(1).greater_equal(mStack.top(0));
mStack.drop(1);
-}
-
+ break;
+ }
/// 0xB1 ABC_ACTION_INSTANCEOF
/// Stack In:
/// super -- An object
/// val -- An object
/// Stack Out:
/// truth -- Truth of "val is an instance of super"
-void
-AbcHandlers::AbcInstanceOf()
-{
+ case SWF::ABC_ACTION_INSTANCEOF:
+ {
if (mStack.top(1).is_null())
mStack.top(1) = false;
else // Calling to_object intentionally causes an exception if super is
not an object.
mStack.top(1) =
mStack.top(1).conforms_to(mStack.top(0).to_object());
mStack.drop(1);
-}
-
+ break;
+ }
/// 0xB2 ABC_ACTION_ISTYPE
/// Stream: V32 'name_id'
/// Stack In:
+/// [ns] -- Namespace stuff
/// obj -- An object
/// Stack Out:
/// truth -- Truth of "obj is of the type given in (resolve)'name_id'"
-void
-AbcHandlers::AbcIsType()
-{
- uint32_t mindex = read_V32();
- mStack.top(0).to_bool(mStack.top(0).conforms_to(pool_name(mindex)));
-}
-
+ case SWF::ABC_ACTION_ISTYPE:
+ {
+ asName a = read_V32();
+ completeName(a);
+ mStack.top(0).set_bool(mStack.top(0).conforms_to(a));
+ }
/// 0xB3 ABC_ACTION_ISTYPELATE
/// Stack In:
/// type -- A type to match
/// obj -- An object
/// Stack Out:
/// truth -- Truth of "obj is of type"
-void
-AbcHandlers::AbcIsTypeLate()
-{
- mStack.top(1).to_bool(mStack.top(1).conforms_to(mStack.top(0)));
+ case SWF::ABC_ACTION_ISTYPELATE:
+ {
+
mStack.top(1).set_bool(mStack.top(1).conforms_to(mStack.top(0)));
mStack.drop(1);
-}
-
+ break;
+ }
/// 0xB4 ABC_ACTION_IN
/// Stack In:
/// obj -- The object to search for it
@@ -1599,222 +1720,142 @@
/// Don't look in the namespace if obj is a dictionary.
/// NB: Since there doesn't seem to be a way to make a dictionary, this
/// is not done. If there is, fix this lack.
-void
-AbcHandlers::AbcIn()
-{
-
mStack.top(1).to_bool(mStack.top(1).to_object().contains(mStack.top(0)));
+ case SWF::ABC_ACTION_IN:
+ {
+
mStack.top(1).set_bool(mStack.top(1).to_object().contains(mStack.top(0)));
mStack.drop(1);
-}
-
+ break;
+ }
/// 0xC0 ABC_ACTION_INCREMENT_I
/// See: 0x91 (ABC_ACTION_INCREMENT), but forces types to int, not double
-void
-AbcHandlers::AbcIncrementI()
-{
- mStack.top(0) = mStack.top(0).to_number<int>() + 1;
-}
-
+ case SWF::ABC_ACTION_INCREMENT_I:
+ {
+ mStack.top(0) = mStack.top(0).to_int() + 1;
+ break;
+ }
/// 0xC1 ABC_ACTION_DECREMENT_I
/// See: 0x93 (ABC_ACTION_DECREMENT), but forces types to int, not double
-void
-AbcHandlers::AbcDecrementI()
-{
+ case SWF::ABC_ACTION_DECREMENT_I:
+ {
mStack.top(0) = mStack.top(0).to_number<int>() - 1;
-}
-
+ break;
+ }
/// 0xC2 ABC_ACTION_INCLOCAL_I
/// See: 0x92 (ABC_ACTION_INCLOCAL), but forces types to int, not double
-void
-AbcHandlers::AbcIncLocalI()
-{
+ case SWF::ABC_ACTION_INCLOCAL_I:
+ {
uint32_t foff = read_V32();
mFrame.value(foff) = mFrame.value(foff).to_number<int>() + 1;
-}
-
+ break;
+ }
/// 0xC3 ABC_ACTION_DECLOCAL_I
/// See: 0x94 (ABC_ACTION_DECLOCAL), but forces types to int, not double
-void
-AbcHandlers::AbcDecLocalI()
-{
+ case SWF::ABC_ACTION_DECLOCAL_I:
+ {
uint32_t foff = read_V32();
mFrame.value(foff) = mFrame.value(foff).to_number<int>() - 1;
-}
-
+ break;
+ }
/// 0xC4 ABC_ACTION_NEGATE_I
/// See: 0x90 (ABC_ACTION_NEGATE), but forces type to int, not double
-void
-AbcHandlers::AbcNegateI()
-{
+ case SWF::ABC_ACTION_NEGATE_I:
+ {
mStack.top(0) = - mStack.top(0).to_number<int>();
-}
-
+ break;
+ }
/// 0xC5 ABC_ACTION_ADD_I
/// See: 0xA0 (ABC_ACTION_ADD), but forces type to int
-void
-AbcHandlers::AbcAddI()
-{
+ case SWF::ABC_ACTION_ADD_I:
+ {
mStack.top(1) = mStack.top(1).to_number<int>() +
mStack.top(0).to_number<int>();
mStack.drop(1);
-}
-
+ break;
+ }
/// 0xC6 ABC_ACTION_SUBTRACT_I
/// See: 0xA1 (ABC_ACTION_SUBTRACT), but forces type to int
-void
-AbcHandlers::AbcSubtractI()
-{
+ case SWF::ABC_ACTION_SUBTRACT_I:
+ {
mStack.top(1) = mStack.top(1).to_number<int>() -
mStack.top(0).to_number<int>();
mStack.drop(1);
-}
-
+ break;
+ }
/// 0xC7 ABC_ACTION_MULTIPLY_I
/// See: 0xA2 (ABC_ACTION_MULTIPLY), but forces type to int
-void
-AbcHandlers::AbcMultiplyI()
-{
+ case SWF::ABC_ACTION_MULTIPLY_I:
+ {
mStack.top(1) = mStack.top(0).to_number<int>() *
mStack.top(1).to_number<int>();
mStack.drop(1);
-}
-
+ break;
+ }
/// 0xD0 ABC_ACTION_GETLOCAL0
-/// Frame: Load frame[0] as val
-/// Stack Out:
-/// val
-void
-AbcHandlers::AbcGetLocal0()
-{
- mStack.grow(1);
- mStack.top(0) = mFrame.value(0);
-}
-
/// 0xD1 ABC_ACTION_GETLOCAL1
-/// Frame: Load frame[1] as val
-/// Stack Out:
-/// val
-void
-AbcHandlers::AbcGetLocal1()
-{
- mStack.grow(1);
- mStack.top(0) = mFrame.value(1);
-}
-
/// 0xD2 ABC_ACTION_GETLOCAL2
-/// Frame: Load frame[2] as val
-/// Stack Out:
-/// val
-void
-AbcHandlers::AbcGetLocal2()
-{
- mStack.grow(1);
- mStack.top(0) = mFrame.value(2);
-}
-
/// 0xD3 ABC_ACTION_GETLOCAL3
-/// Frame: Load frame[3] as val
+/// Frame: Load frame[#] as val
/// Stack Out:
/// val
-void
-AbcHandlers::AbcGetLocal3()
-{
+ case SWF::ABC_ACTION_GETLOCAL0:
+ case SWF::ABC_ACTION_GETLOCAL1:
+ case SWF::ABC_ACTION_GETLOCAL2:
+ case SWF::ABC_ACTION_GETLOCAL3:
+ {
mStack.grow(1);
- mStack.top(0) = mFrame.value(3);
-}
-
+ mStack.top(0) = mFrame.value(opcode -
SWF::ABC_ACTION_GETLOCAL0);
+ break;
+ }
/// 0xD4 ABC_ACTION_SETLOCAL0
-/// Frame: Store val as frame[0]
-/// Stack In:
-/// val
-/// Stack Out:
-/// .
-void
-AbcHandlers::AbcSetLocal0()
-{
- mFrame.value(0) = mStack.top(0);
- mStack.drop(1);
-}
-
/// 0xD5 ABC_ACTION_SETLOCAL1
-/// Frame: Store val as frame[1]
-/// Stack In:
-/// val
-/// Stack Out:
-/// .
-void
-AbcHandlers::AbcSetLocal1()
-{
- mFrame.value(1) = mStack.top(0);
- mStack.drop(1);
-}
-
/// 0xD6 ABC_ACTION_SETLOCAL2
-/// Frame: Store val as frame[2]
-/// Stack In:
-/// val
-/// Stack Out:
-/// .
-void
-AbcHandlers::AbcSetLocal2()
-{
- mFrame.value(2) = mStack.top(0);
- mStack.drop(1);
-}
-
-/// Frame: Store val as frame[3]
+/// 0xD7 ABC_ACTION_SETLOCAL3
+/// Frame: Store val as frame[#]
/// Stack In:
/// val
/// Stack Out:
/// .
-/// 0xD7 ABC_ACTION_SETLOCAL3
-void
-AbcHandlers::AbcSetLocal3()
-{
- mFrame.value(3) = mStack.top(0);
+ case SWF::ABC_ACTION_SETLOCAL0:
+ case SWF::ABC_ACTION_SETLOCAL1:
+ case SWF::ABC_ACTION_SETLOCAL2:
+ case SWF::ABC_ACTION_SETLOCAL3:
+ {
+ mFrame.value(opcode - SWF::ABC_ACTION_SETLOCAL0) =
mStack.top(0);
mStack.drop(1);
-}
+ break;
+ }
/// 0xEF ABC_ACTION_DEBUG
/// Stream: 7 bytes of unknown stuff to be skipped
/// Do: skip ahead 7 bytes in stream
-void
-AbcHandlers::AbcDebug()
-{
+ case SWF::ABC_ACTION_DEBUG:
+ {
seekSkip(7);
-}
-
+ break;
+ }
/// 0xF0 ABC_ACTION_DEBUGLINE
/// Stream: V32 'line_number'
/// Do: Nothing, but line_number is for the debugger if wanted.
-void
-AbcHandlers::AbcDebugline()
-{
+ case SWF::ABC_ACTION_DEBUGLINE:
+ {
skip_V32();
- return;
-}
-
+ break;
+ }
/// 0xF1 ABC_ACTION_DEBUGFILE
/// Stream: V32 'name_offset'
/// Do: Nothing. 'name_offset' into string pool is the file name if wanted.
-void
-AbcHandlers::AbcDebugfile()
-{
+ case SWF::ABC_ACTION_DEBUGFILE:
+ {
skip_V32();
- return;
-}
-
+ break;
+ }
/// 0xF2 ABC_ACTION_BKPTLINE
/// Stream: V32 'line_number'
/// Do: Enter debugger if present, line_number is the line number in source.
-void
-AbcHandlers::AbcBkptline()
-{
+ case SWF::ABC_ACTION_BKPTLINE:
+ {
skip_V32();
- return;
-}
+ break;
+ }
+ } // end of switch statement
-/// Do: Nothing.
-/// 0xF3 ABC_ACTION_TIMESTAMP
-void
-AbcHandlers::AbcTimestamp()
-{
- return;
-}
+ } // end of main loop
+} // end of execute function