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#############################################################################
##
## This file is part of GAP, a system for computational discrete algebra.
##
## Copyright of GAP belongs to its developers, whose names are too numerous
## to list here. Please refer to the COPYRIGHT file for details.
##
## SPDX-License-Identifier: GPL-2.0-or-later
##
# Declare the operation for serializable operations.
DeclareOperation("SerializableRepresentation", [ IsObject ]);
BindGlobal("InstallSerializer", function(desc, filters, func)
InstallMethod(SerializableRepresentation, desc, filters, func);
end);
BindGlobal("SERIALIZATION_TAG_BASE", 1024);
BindGlobal("SERIALIZATION_TAG_REGION", NewSpecialRegion("Serialization Tags"));
SERIALIZATION_TAG := MakeReadOnlyObj(OBJ_MAP());
BindGlobal("SERIALIZATION_TAG_NEW", OBJ_MAP());
LockAndMigrateObj(SERIALIZATION_TAG_NEW, SERIALIZATION_TAG_REGION);
DESERIALIZATION_TAG_INT := MakeReadOnlyObj(OBJ_MAP());
BindGlobal("DESERIALIZATION_TAG_INT_NEW", OBJ_MAP());
LockAndMigrateObj(DESERIALIZATION_TAG_INT_NEW, SERIALIZATION_TAG_REGION);
BindGlobal("DESERIALIZATION_TAG_STRING", AtomicRecord());
SERIALIZATION_TAGS_NEED_UPDATE := false;
BindGlobal("InstallTypeSerializationTag", function(type, tag)
atomic SERIALIZATION_TAG_REGION do
if TNUM_OBJ(tag) = T_INT then
ADD_OBJ_MAP(DESERIALIZATION_TAG_INT_NEW, tag, type);
ADD_OBJ_MAP(SERIALIZATION_TAG_NEW, type, tag);
elif IS_STRING(tag) then
DESERIALIZATION_TAG_STRING.(tag) := type;
ADD_OBJ_MAP(SERIALIZATION_TAG_NEW, type, tag);
else
Error("Type serialization tag must be integer or string");
fi;
SERIALIZATION_TAGS_NEED_UPDATE := true;
od;
end);
BindGlobal("InstallTypeSerializationTagList", function(typelist, basetag)
local type, i;
i := 0;
atomic SERIALIZATION_TAG_REGION do
for type in typelist do
InstallTypeSerializationTag(type,
basetag + SERIALIZATION_TAG_BASE * i);
i := i + 1;
od;
od;
end);
BindGlobal("SERIALIZATION_UPDATE_TAGS", function()
atomic SERIALIZATION_TAG_REGION do
if SERIALIZATION_TAGS_NEED_UPDATE then
DESERIALIZATION_TAG_INT :=
MakeReadOnlyObj(StructuralCopy(DESERIALIZATION_TAG_INT_NEW));
SERIALIZATION_TAG :=
MakeReadOnlyObj(StructuralCopy(SERIALIZATION_TAG_NEW));
SERIALIZATION_TAGS_NEED_UPDATE := false;
fi;
od;
end);
# A placeholder type for partly deserialized objects.
BindGlobal("UnknownFamily", NewFamily("UnknownFamily", IsObject));
DeclareFilter("IsUnknownObj", IsObject and IsInternalRep and IsInternallyMutable);
BindGlobal("TYPE_UNKNOWN", NewType(UnknownFamily, IsUnknownObj));
# Deserializers
BindGlobal("DESERIALIZER", MakeStrictWriteOnceAtomic( rec () ) );
BindGlobal("InstallDeserializer", function(name, func)
DESERIALIZER.(name) := func;
end);
# Public functions
BindGlobal("SerializeToNativeString", SERIALIZE_TO_NATIVE_STRING);
BindGlobal("DeserializeNativeString", DESERIALIZE_NATIVE_STRING);
# Predefined serialization tag ranges
BindGlobal("SERIALIZATION_BASE_VEC8BIT", 1);
BindGlobal("SERIALIZATION_BASE_MAT8BIT", 2);
BindGlobal("SERIALIZATION_BASE_GF2VEC", 3);
BindGlobal("SERIALIZATION_BASE_GF2MAT", 4);
[ Dauer der Verarbeitung: 0.20 Sekunden
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