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Proper versioning of new network-serialized stuff

This commit is contained in:
Perttu Ahola 2012-11-26 09:49:31 +02:00
parent 197542c7ec
commit 4fa4340b95
4 changed files with 195 additions and 93 deletions
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32
src/content_cao.cpp
View File

@ -647,22 +647,36 @@ public:
{
infostream<<"GenericCAO: Got init data"<<std::endl;
std::istringstream is(data, std::ios::binary);
int num_messages = 0;
// version
u8 version = readU8(is);
// check version
if(version != 1){
if(version == 1) // In PROTOCOL_VERSION 14
{
m_name = deSerializeString(is);
m_is_player = readU8(is);
m_id = readS16(is);
m_position = readV3F1000(is);
m_yaw = readF1000(is);
m_hp = readS16(is);
num_messages = readU8(is);
}
else if(version == 0) // In PROTOCOL_VERSION 13
{
m_name = deSerializeString(is);
m_is_player = readU8(is);
m_position = readV3F1000(is);
m_yaw = readF1000(is);
m_hp = readS16(is);
num_messages = readU8(is);
}
else
{
errorstream<<"GenericCAO: Unsupported init data version"
<<std::endl;
return;
}
m_name = deSerializeString(is);
m_is_player = readU8(is);
m_id = readS16(is);
m_position = readV3F1000(is);
m_yaw = readF1000(is);
m_hp = readS16(is);
int num_messages = readU8(is);
for(int i=0; i<num_messages; i++){
std::string message = deSerializeLongString(is);
processMessage(message);

5
src/environment.cpp
View File

@ -2296,8 +2296,9 @@ void ClientEnvironment::addActiveObject(u16 id, u8 type,
{
errorstream<<"ClientEnvironment::addActiveObject():"
<<" id="<<id<<" type="<<type
<<": SerializationError in initialize(),"
<<" init_data="<<serializeJsonString(init_data)
<<": SerializationError in initialize(): "
<<e.what()
<<": init_data="<<serializeJsonString(init_data)
<<std::endl;
}

165
src/nodedef.cpp
View File

@ -271,62 +271,117 @@ void ContentFeatures::serialize(std::ostream &os)
void ContentFeatures::deSerialize(std::istream &is)
{
int version = readU8(is);
if(version != 6)
throw SerializationError("unsupported ContentFeatures version");
name = deSerializeString(is);
groups.clear();
u32 groups_size = readU16(is);
for(u32 i=0; i<groups_size; i++){
std::string name = deSerializeString(is);
int value = readS16(is);
groups[name] = value;
if(version == 6) // In PROTOCOL_VERSION 14
{
name = deSerializeString(is);
groups.clear();
u32 groups_size = readU16(is);
for(u32 i=0; i<groups_size; i++){
std::string name = deSerializeString(is);
int value = readS16(is);
groups[name] = value;
}
drawtype = (enum NodeDrawType)readU8(is);
visual_scale = readF1000(is);
if(readU8(is) != 6)
throw SerializationError("unsupported tile count");
for(u32 i=0; i<6; i++)
tiledef[i].deSerialize(is);
if(readU8(is) != CF_SPECIAL_COUNT)
throw SerializationError("unsupported CF_SPECIAL_COUNT");
for(u32 i=0; i<CF_SPECIAL_COUNT; i++)
tiledef_special[i].deSerialize(is);
alpha = readU8(is);
post_effect_color.setAlpha(readU8(is));
post_effect_color.setRed(readU8(is));
post_effect_color.setGreen(readU8(is));
post_effect_color.setBlue(readU8(is));
param_type = (enum ContentParamType)readU8(is);
param_type_2 = (enum ContentParamType2)readU8(is);
is_ground_content = readU8(is);
light_propagates = readU8(is);
sunlight_propagates = readU8(is);
walkable = readU8(is);
pointable = readU8(is);
diggable = readU8(is);
climbable = readU8(is);
buildable_to = readU8(is);
deSerializeString(is); // legacy: used to be metadata_name
liquid_type = (enum LiquidType)readU8(is);
liquid_alternative_flowing = deSerializeString(is);
liquid_alternative_source = deSerializeString(is);
liquid_viscosity = readU8(is);
liquid_renewable = readU8(is);
light_source = readU8(is);
damage_per_second = readU32(is);
node_box.deSerialize(is);
selection_box.deSerialize(is);
legacy_facedir_simple = readU8(is);
legacy_wallmounted = readU8(is);
deSerializeSimpleSoundSpec(sound_footstep, is);
deSerializeSimpleSoundSpec(sound_dig, is);
deSerializeSimpleSoundSpec(sound_dug, is);
// If you add anything here, insert it primarily inside the try-catch
// block to not need to increase the version.
try{
// Stuff below should be moved to correct place in a version that
// otherwise changes the protocol version
}catch(SerializationError &e) {};
}
else if(version == 5) // In PROTOCOL_VERSION 13
{
name = deSerializeString(is);
groups.clear();
u32 groups_size = readU16(is);
for(u32 i=0; i<groups_size; i++){
std::string name = deSerializeString(is);
int value = readS16(is);
groups[name] = value;
}
drawtype = (enum NodeDrawType)readU8(is);
visual_scale = readF1000(is);
if(readU8(is) != 6)
throw SerializationError("unsupported tile count");
for(u32 i=0; i<6; i++)
tiledef[i].deSerialize(is);
if(readU8(is) != CF_SPECIAL_COUNT)
throw SerializationError("unsupported CF_SPECIAL_COUNT");
for(u32 i=0; i<CF_SPECIAL_COUNT; i++)
tiledef_special[i].deSerialize(is);
alpha = readU8(is);
post_effect_color.setAlpha(readU8(is));
post_effect_color.setRed(readU8(is));
post_effect_color.setGreen(readU8(is));
post_effect_color.setBlue(readU8(is));
param_type = (enum ContentParamType)readU8(is);
param_type_2 = (enum ContentParamType2)readU8(is);
is_ground_content = readU8(is);
light_propagates = readU8(is);
sunlight_propagates = readU8(is);
walkable = readU8(is);
pointable = readU8(is);
diggable = readU8(is);
climbable = readU8(is);
buildable_to = readU8(is);
deSerializeString(is); // legacy: used to be metadata_name
liquid_type = (enum LiquidType)readU8(is);
liquid_alternative_flowing = deSerializeString(is);
liquid_alternative_source = deSerializeString(is);
liquid_viscosity = readU8(is);
light_source = readU8(is);
damage_per_second = readU32(is);
node_box.deSerialize(is);
selection_box.deSerialize(is);
legacy_facedir_simple = readU8(is);
legacy_wallmounted = readU8(is);
deSerializeSimpleSoundSpec(sound_footstep, is);
deSerializeSimpleSoundSpec(sound_dig, is);
deSerializeSimpleSoundSpec(sound_dug, is);
}
else
{
throw SerializationError("unsupported ContentFeatures version");
}
drawtype = (enum NodeDrawType)readU8(is);
visual_scale = readF1000(is);
if(readU8(is) != 6)
throw SerializationError("unsupported tile count");
for(u32 i=0; i<6; i++)
tiledef[i].deSerialize(is);
if(readU8(is) != CF_SPECIAL_COUNT)
throw SerializationError("unsupported CF_SPECIAL_COUNT");
for(u32 i=0; i<CF_SPECIAL_COUNT; i++)
tiledef_special[i].deSerialize(is);
alpha = readU8(is);
post_effect_color.setAlpha(readU8(is));
post_effect_color.setRed(readU8(is));
post_effect_color.setGreen(readU8(is));
post_effect_color.setBlue(readU8(is));
param_type = (enum ContentParamType)readU8(is);
param_type_2 = (enum ContentParamType2)readU8(is);
is_ground_content = readU8(is);
light_propagates = readU8(is);
sunlight_propagates = readU8(is);
walkable = readU8(is);
pointable = readU8(is);
diggable = readU8(is);
climbable = readU8(is);
buildable_to = readU8(is);
deSerializeString(is); // legacy: used to be metadata_name
liquid_type = (enum LiquidType)readU8(is);
liquid_alternative_flowing = deSerializeString(is);
liquid_alternative_source = deSerializeString(is);
liquid_viscosity = readU8(is);
liquid_renewable = readU8(is);
light_source = readU8(is);
damage_per_second = readU32(is);
node_box.deSerialize(is);
selection_box.deSerialize(is);
legacy_facedir_simple = readU8(is);
legacy_wallmounted = readU8(is);
deSerializeSimpleSoundSpec(sound_footstep, is);
deSerializeSimpleSoundSpec(sound_dig, is);
deSerializeSimpleSoundSpec(sound_dug, is);
// If you add anything here, insert it primarily inside the try-catch
// block to not need to increase the version.
try{
// Stuff below should be moved to correct place in a version that
// otherwise changes the protocol version
}catch(SerializationError &e) {};
}
/*

86
src/object_properties.cpp
View File

@ -74,7 +74,7 @@ std::string ObjectProperties::dump()
void ObjectProperties::serialize(std::ostream &os) const
{
writeU8(os, 1); // version
writeU8(os, 2); // version
writeS16(os, hp_max);
writeU8(os, physical);
writeF1000(os, weight);
@ -96,37 +96,69 @@ void ObjectProperties::serialize(std::ostream &os) const
writeU8(os, is_visible);
writeU8(os, makes_footstep_sound);
writeF1000(os, automatic_rotate);
// Stuff below should be moved to correct place in a version that otherwise changes
// the protocol version
}
void ObjectProperties::deSerialize(std::istream &is)
{
int version = readU8(is);
if(version != 1) throw SerializationError(
"unsupported ObjectProperties version");
hp_max = readS16(is);
physical = readU8(is);
weight = readF1000(is);
collisionbox.MinEdge = readV3F1000(is);
collisionbox.MaxEdge = readV3F1000(is);
visual = deSerializeString(is);
mesh = deSerializeString(is);
visual_size = readV2F1000(is);
textures.clear();
u32 texture_count = readU16(is);
for(u32 i=0; i<texture_count; i++){
textures.push_back(deSerializeString(is));
}
u32 color_count = readU16(is);
for(u32 i=0; i<color_count; i++){
colors.push_back(readARGB8(is));
}
spritediv = readV2S16(is);
initial_sprite_basepos = readV2S16(is);
is_visible = readU8(is);
makes_footstep_sound = readU8(is);
try{
if(version == 2) // In PROTOCOL_VERSION 14
{
hp_max = readS16(is);
physical = readU8(is);
weight = readF1000(is);
collisionbox.MinEdge = readV3F1000(is);
collisionbox.MaxEdge = readV3F1000(is);
visual = deSerializeString(is);
mesh = deSerializeString(is);
visual_size = readV2F1000(is);
textures.clear();
u32 texture_count = readU16(is);
for(u32 i=0; i<texture_count; i++){
textures.push_back(deSerializeString(is));
}
u32 color_count = readU16(is);
for(u32 i=0; i<color_count; i++){
colors.push_back(readARGB8(is));
}
spritediv = readV2S16(is);
initial_sprite_basepos = readV2S16(is);
is_visible = readU8(is);
makes_footstep_sound = readU8(is);
automatic_rotate = readF1000(is);
}catch(SerializationError &e){}
// If you add anything here, insert it primarily inside the try-catch
// block to not need to increase the version.
try{
// Stuff below should be moved to correct place in a version that
// otherwise changes the protocol version
}catch(SerializationError &e){}
}
else if(version == 1) // In PROTOCOL_VERSION 13
{
hp_max = readS16(is);
physical = readU8(is);
weight = readF1000(is);
collisionbox.MinEdge = readV3F1000(is);
collisionbox.MaxEdge = readV3F1000(is);
visual = deSerializeString(is);
visual_size = readV2F1000(is);
textures.clear();
u32 texture_count = readU16(is);
for(u32 i=0; i<texture_count; i++){
textures.push_back(deSerializeString(is));
}
spritediv = readV2S16(is);
initial_sprite_basepos = readV2S16(is);
is_visible = readU8(is);
makes_footstep_sound = readU8(is);
try{
automatic_rotate = readF1000(is);
}catch(SerializationError &e){}
}
else
{
throw SerializationError("unsupported ObjectProperties version");
}
}