Files
hakorune/crates/nyrt/src/plugin/birth.rs

240 lines
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Rust
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2025-09-11 11:19:55 +09:00
// ---- Handle-based birth shims for AOT/JIT object linkage ----
// These resolve symbols like "nyash.string.birth_h" referenced by ObjectModule.
// Generic birth by type_id -> handle (no args). Exported as nyash.box.birth_h
#[export_name = "nyash.box.birth_h"]
pub extern "C" fn nyash_box_birth_h_export(type_id: i64) -> i64 {
if type_id <= 0 {
return 0;
}
let tid = type_id as u32;
// Map type_id back to type name
let name_opt = nyash_rust::runtime::plugin_loader_unified::get_global_plugin_host()
.read()
.ok()
.and_then(|h| h.config_ref().map(|cfg| cfg.box_types.clone()))
.and_then(|m| m.into_iter().find(|(_k, v)| *v == tid).map(|(k, _v)| k));
if let Some(box_type) = name_opt {
if let Ok(host_g) = nyash_rust::runtime::get_global_plugin_host().read() {
if let Ok(b) = host_g.create_box(&box_type, &[]) {
let arc: std::sync::Arc<dyn nyash_rust::box_trait::NyashBox> =
std::sync::Arc::from(b);
let h = nyash_rust::jit::rt::handles::to_handle(arc);
if std::env::var("NYASH_CLI_VERBOSE").ok().as_deref() == Some("1") {
println!(
"nyrt: birth_h {} (type_id={}) -> handle={}",
box_type, tid, h
);
}
return h as i64;
} else if std::env::var("NYASH_CLI_VERBOSE").ok().as_deref() == Some("1") {
eprintln!(
"nyrt: birth_h {} (type_id={}) FAILED: create_box",
box_type, tid
);
}
}
} else if std::env::var("NYASH_CLI_VERBOSE").ok().as_deref() == Some("1") {
eprintln!("nyrt: birth_h (type_id={}) FAILED: type map not found", tid);
}
0
}
// Generic birth with args: (type_id, argc, a1, a2) -> handle
// Export name: nyash.box.birth_i64
#[export_name = "nyash.box.birth_i64"]
pub extern "C" fn nyash_box_birth_i64_export(type_id: i64, argc: i64, a1: i64, a2: i64) -> i64 {
use nyash_rust::runtime::plugin_loader_v2::PluginBoxV2;
if type_id <= 0 {
return 0;
}
let mut invoke: Option<
unsafe extern "C" fn(u32, u32, u32, *const u8, usize, *mut u8, *mut usize) -> i32,
> = None;
// Resolve invoke_fn via temporary instance
let box_type_name = nyash_rust::runtime::plugin_loader_unified::get_global_plugin_host()
.read()
.ok()
.and_then(|h| h.config_ref().map(|cfg| cfg.box_types.clone()))
.and_then(|m| {
m.into_iter()
.find(|(_k, v)| *v == (type_id as u32))
.map(|(k, _v)| k)
})
.unwrap_or_else(|| "PluginBox".to_string());
if let Ok(host_g) = nyash_rust::runtime::get_global_plugin_host().read() {
if let Ok(b) = host_g.create_box(&box_type_name, &[]) {
if let Some(p) = b.as_any().downcast_ref::<PluginBoxV2>() {
invoke = Some(p.inner.invoke_fn);
}
}
}
if invoke.is_none() {
if std::env::var("NYASH_CLI_VERBOSE").ok().as_deref() == Some("1") {
eprintln!("nyrt: birth_i64 (type_id={}) FAILED: no invoke", type_id);
}
return 0;
}
let method_id: u32 = 0; // birth
let instance_id: u32 = 0; // static
// Build TLV args
use nyash_rust::jit::rt::handles;
let nargs = argc.max(0) as usize;
let mut buf = nyash_rust::runtime::plugin_ffi_common::encode_tlv_header(nargs as u16);
let mut encode_handle = |h: i64| {
if h > 0 {
if let Some(obj) = handles::get(h as u64) {
if let Some(p) = obj.as_any().downcast_ref::<PluginBoxV2>() {
let host = nyash_rust::runtime::get_global_plugin_host();
if let Ok(hg) = host.read() {
if p.box_type == "StringBox" {
if let Ok(Some(sb)) = hg.invoke_instance_method(
"StringBox",
"toUtf8",
p.instance_id(),
&[],
) {
if let Some(s) = sb
.as_any()
.downcast_ref::<nyash_rust::box_trait::StringBox>()
{
nyash_rust::runtime::plugin_ffi_common::encode::string(
&mut buf, &s.value,
);
return;
}
}
} else if p.box_type == "IntegerBox" {
if let Ok(Some(ibx)) =
hg.invoke_instance_method("IntegerBox", "get", p.instance_id(), &[])
{
if let Some(i) = ibx
.as_any()
.downcast_ref::<nyash_rust::box_trait::IntegerBox>()
{
nyash_rust::runtime::plugin_ffi_common::encode::i64(
&mut buf, i.value,
);
return;
}
}
}
}
nyash_rust::runtime::plugin_ffi_common::encode::plugin_handle(
&mut buf,
p.inner.type_id,
p.instance_id(),
);
return;
}
}
}
nyash_rust::runtime::plugin_ffi_common::encode::i64(&mut buf, h);
};
if nargs >= 1 {
encode_handle(a1);
}
if nargs >= 2 {
encode_handle(a2);
}
// Extra birth args from legacy VM when present
if nargs > 2 && std::env::var("NYASH_JIT_ARGS_HANDLE_ONLY").ok().as_deref() != Some("1") {
for pos in 3..=nargs {
nyash_rust::jit::rt::with_legacy_vm_args(|args| {
if let Some(v) = args.get(pos) {
use nyash_rust::backend::vm::VMValue as V;
match v {
V::String(s) => {
nyash_rust::runtime::plugin_ffi_common::encode::string(&mut buf, s)
}
V::Integer(i) => {
nyash_rust::runtime::plugin_ffi_common::encode::i64(&mut buf, *i)
}
V::Float(f) => {
nyash_rust::runtime::plugin_ffi_common::encode::f64(&mut buf, *f)
}
V::Bool(b) => {
nyash_rust::runtime::plugin_ffi_common::encode::bool(&mut buf, *b)
}
V::BoxRef(bx) => {
if let Some(pb) = bx.as_any().downcast_ref::<PluginBoxV2>() {
if let Some(bufbox) =
bx.as_any()
.downcast_ref::<nyash_rust::boxes::buffer::BufferBox>()
{
nyash_rust::runtime::plugin_ffi_common::encode::bytes(
&mut buf,
&bufbox.to_vec(),
);
} else {
nyash_rust::runtime::plugin_ffi_common::encode::plugin_handle(
&mut buf,
pb.inner.type_id,
pb.instance_id(),
);
}
} else {
let s = bx.to_string_box().value;
nyash_rust::runtime::plugin_ffi_common::encode::string(&mut buf, &s)
}
}
_ => {}
}
}
});
}
}
let mut out = vec![0u8; 1024];
let mut out_len: usize = out.len();
let rc = unsafe {
invoke.unwrap()(
type_id as u32,
method_id,
instance_id,
buf.as_ptr(),
buf.len(),
out.as_mut_ptr(),
&mut out_len,
)
};
if rc != 0 {
if std::env::var("NYASH_CLI_VERBOSE").ok().as_deref() == Some("1") {
eprintln!(
"nyrt: birth_i64 (type_id={}) FAILED: invoke rc={}",
type_id, rc
);
}
return 0;
}
if let Some((tag, _sz, payload)) =
nyash_rust::runtime::plugin_ffi_common::decode::tlv_first(&out[..out_len])
{
if tag == 8 && payload.len() == 8 {
let mut t = [0u8; 4];
t.copy_from_slice(&payload[0..4]);
let mut i = [0u8; 4];
i.copy_from_slice(&payload[4..8]);
let r_type = u32::from_le_bytes(t);
let r_inst = u32::from_le_bytes(i);
let pb = nyash_rust::runtime::plugin_loader_v2::make_plugin_box_v2(
box_type_name.clone(),
r_type,
r_inst,
invoke.unwrap(),
);
let arc: std::sync::Arc<dyn nyash_rust::box_trait::NyashBox> = std::sync::Arc::new(pb);
let h = nyash_rust::jit::rt::handles::to_handle(arc);
if std::env::var("NYASH_CLI_VERBOSE").ok().as_deref() == Some("1") {
println!(
"nyrt: birth_i64 {} (type_id={}) argc={} -> handle={}",
box_type_name, type_id, nargs, h
);
}
return h as i64;
}
}
if std::env::var("NYASH_CLI_VERBOSE").ok().as_deref() == Some("1") {
eprintln!("nyrt: birth_i64 (type_id={}) FAILED: decode", type_id);
}
0
}