&syn::TraitItem::Type(ref t) => {
if t.default.is_some() || t.generics.lt_token.is_some() { unimplemented!(); }
let mut bounds_iter = t.bounds.iter();
- match bounds_iter.next().unwrap() {
- syn::TypeParamBound::Trait(tr) => {
- assert_simple_bound(&tr);
- if let Some(path) = types.maybe_resolve_path(&tr.path, None) {
- if types.skip_path(&path) { continue; }
- // In general we handle Deref<Target=X> as if it were just X (and
- // implement Deref<Target=Self> for relevant types). We don't
- // bother to implement it for associated types, however, so we just
- // ignore such bounds.
- if path != "std::ops::Deref" && path != "core::ops::Deref" {
- self.typed_generics.insert(&t.ident, path);
+ loop {
+ match bounds_iter.next().unwrap() {
+ syn::TypeParamBound::Trait(tr) => {
+ assert_simple_bound(&tr);
+ if let Some(path) = types.maybe_resolve_path(&tr.path, None) {
+ if types.skip_path(&path) { continue; }
+ // In general we handle Deref<Target=X> as if it were just X (and
+ // implement Deref<Target=Self> for relevant types). We don't
+ // bother to implement it for associated types, however, so we just
+ // ignore such bounds.
+ if path != "std::ops::Deref" && path != "core::ops::Deref" {
+ self.typed_generics.insert(&t.ident, path);
+ }
+ } else { unimplemented!(); }
+ for bound in bounds_iter {
+ if let syn::TypeParamBound::Trait(_) = bound { unimplemented!(); }
}
- } else { unimplemented!(); }
- },
- _ => unimplemented!(),
+ break;
+ },
+ syn::TypeParamBound::Lifetime(_) => {},
+ }
}
- if bounds_iter.next().is_some() { unimplemented!(); }
},
_ => {},
}
pub enum DeclType<'a> {
MirroredEnum,
Trait(&'a syn::ItemTrait),
- StructImported { generic_param_count: usize },
+ StructImported { generics: &'a syn::Generics },
StructIgnored,
- EnumIgnored { generic_param_count: usize },
+ EnumIgnored { generics: &'a syn::Generics },
}
pub struct ImportResolver<'mod_lifetime, 'crate_lft: 'mod_lifetime> {
for module in super_mod.split("::") {
path.push(syn::PathSegment { ident: syn::Ident::new(module, Span::call_site()), arguments: syn::PathArguments::None });
}
+ } else if partial_path == "" && format!("{}", $ident) == "self" {
+ new_path = format!("{}{}", module_path, $path_suffix);
+ for module in module_path.split("::") {
+ path.push(syn::PathSegment { ident: syn::Ident::new(module, Span::call_site()), arguments: syn::PathArguments::None });
+ }
} else if partial_path == "" && format!("{}", $ident) == "crate" {
new_path = format!("{}{}", crate_name, $path_suffix);
let crate_name_ident = format_ident!("{}", crate_name);
syn::Item::Struct(s) => {
if let syn::Visibility::Public(_) = s.vis {
match export_status(&s.attrs) {
- ExportStatus::Export => { declared.insert(s.ident.clone(), DeclType::StructImported { generic_param_count: s.generics.params.len() }); },
+ ExportStatus::Export => { declared.insert(s.ident.clone(), DeclType::StructImported { generics: &s.generics }); },
ExportStatus::NoExport => { declared.insert(s.ident.clone(), DeclType::StructIgnored); },
ExportStatus::TestOnly => continue,
ExportStatus::NotImplementable => panic!("(C-not implementable) should only appear on traits!"),
else { process_alias = false; }
}
if process_alias {
- declared.insert(t.ident.clone(), DeclType::StructImported { generic_param_count: t.generics.params.len() });
+ declared.insert(t.ident.clone(), DeclType::StructImported { generics: &t.generics });
}
}
},
syn::Item::Enum(e) => {
if let syn::Visibility::Public(_) = e.vis {
match export_status(&e.attrs) {
- ExportStatus::Export if is_enum_opaque(e) => { declared.insert(e.ident.clone(), DeclType::EnumIgnored { generic_param_count: e.generics.params.len() }); },
+ ExportStatus::Export if is_enum_opaque(e) => { declared.insert(e.ident.clone(), DeclType::EnumIgnored { generics: &e.generics }); },
ExportStatus::Export => { declared.insert(e.ident.clone(), DeclType::MirroredEnum); },
ExportStatus::NotImplementable => panic!("(C-not implementable) should only appear on traits!"),
_ => continue,
"[u8; 32]" if !is_ref => Some("crate::c_types::ThirtyTwoBytes"),
"[u8; 20]" if !is_ref => Some("crate::c_types::TwentyBytes"),
"[u8; 16]" if !is_ref => Some("crate::c_types::SixteenBytes"),
- "[u8; 10]" if !is_ref => Some("crate::c_types::TenBytes"),
+ "[u8; 12]" if !is_ref => Some("crate::c_types::TwelveBytes"),
"[u8; 4]" if !is_ref => Some("crate::c_types::FourBytes"),
"[u8; 3]" if !is_ref => Some("crate::c_types::ThreeBytes"), // Used for RGB values
"std::time::Duration"|"core::time::Duration" => Some("u64"),
"std::time::SystemTime" => Some("u64"),
"std::io::Error" => Some("crate::c_types::IOError"),
+ "core::fmt::Arguments" if is_ref => Some("crate::c_types::Str"),
"core::convert::Infallible" => Some("crate::c_types::NotConstructable"),
"bitcoin::hash_types::Txid"|"bitcoin::hash_types::BlockHash"|"bitcoin_hashes::sha256::Hash"
if !is_ref => Some("crate::c_types::ThirtyTwoBytes"),
"bitcoin::secp256k1::Message" if !is_ref => Some("crate::c_types::ThirtyTwoBytes"),
- "lightning::ln::PaymentHash"|"lightning::ln::PaymentPreimage"|"lightning::ln::PaymentSecret"|"lightning::ln::channelmanager::PaymentId"
+ "lightning::ln::PaymentHash"|"lightning::ln::PaymentPreimage"|"lightning::ln::PaymentSecret"
+ |"lightning::ln::channelmanager::PaymentId"|"lightning::chain::keysinterface::KeyMaterial"
if is_ref => Some("*const [u8; 32]"),
- "lightning::ln::PaymentHash"|"lightning::ln::PaymentPreimage"|"lightning::ln::PaymentSecret"|"lightning::ln::channelmanager::PaymentId"
+ "lightning::ln::PaymentHash"|"lightning::ln::PaymentPreimage"|"lightning::ln::PaymentSecret"
+ |"lightning::ln::channelmanager::PaymentId"|"lightning::chain::keysinterface::KeyMaterial"
if !is_ref => Some("crate::c_types::ThirtyTwoBytes"),
- // Override the default since Records contain an fmt with a lifetime:
- "lightning::util::logger::Record" => Some("*const std::os::raw::c_char"),
-
"lightning::io::Read" => Some("crate::c_types::u8slice"),
_ => None,
"[u8; 32]" if !is_ref => Some(""),
"[u8; 20]" if !is_ref => Some(""),
"[u8; 16]" if !is_ref => Some(""),
- "[u8; 10]" if !is_ref => Some(""),
+ "[u8; 12]" if !is_ref => Some(""),
"[u8; 4]" if !is_ref => Some(""),
"[u8; 3]" if !is_ref => Some(""),
"core::convert::Infallible" => Some("panic!(\"You must never construct a NotConstructable! : "),
- "std::time::Duration"|"core::time::Duration" => Some("std::time::Duration::from_secs("),
+ "std::time::Duration"|"core::time::Duration" => Some("core::time::Duration::from_secs("),
"std::time::SystemTime" => Some("(::std::time::SystemTime::UNIX_EPOCH + std::time::Duration::from_secs("),
"bech32::u5" => Some(""),
"lightning::ln::PaymentSecret" if !is_ref => Some("::lightning::ln::PaymentSecret("),
"lightning::ln::channelmanager::PaymentId" if !is_ref => Some("::lightning::ln::channelmanager::PaymentId("),
"lightning::ln::channelmanager::PaymentId" if is_ref=> Some("&::lightning::ln::channelmanager::PaymentId( unsafe { *"),
+ "lightning::chain::keysinterface::KeyMaterial" if !is_ref => Some("::lightning::chain::keysinterface::KeyMaterial("),
+ "lightning::chain::keysinterface::KeyMaterial" if is_ref=> Some("&::lightning::chain::keysinterface::KeyMaterial( unsafe { *"),
// List of traits we map (possibly during processing of other files):
- "crate::util::logger::Logger" => Some(""),
-
"lightning::io::Read" => Some("&mut "),
_ => None,
"[u8; 32]" if !is_ref => Some(".data"),
"[u8; 20]" if !is_ref => Some(".data"),
"[u8; 16]" if !is_ref => Some(".data"),
- "[u8; 10]" if !is_ref => Some(".data"),
+ "[u8; 12]" if !is_ref => Some(".data"),
"[u8; 4]" if !is_ref => Some(".data"),
"[u8; 3]" if !is_ref => Some(".data"),
"bitcoin::hash_types::Txid" if is_ref => Some(" }[..]).unwrap()"),
"bitcoin::hash_types::Txid" => Some(".data[..]).unwrap()"),
"bitcoin::hash_types::BlockHash" if !is_ref => Some(".data[..]).unwrap()"),
- "lightning::ln::PaymentHash"|"lightning::ln::PaymentPreimage"|"lightning::ln::PaymentSecret"|"lightning::ln::channelmanager::PaymentId"
+ "lightning::ln::PaymentHash"|"lightning::ln::PaymentPreimage"|"lightning::ln::PaymentSecret"
+ |"lightning::ln::channelmanager::PaymentId"|"lightning::chain::keysinterface::KeyMaterial"
if !is_ref => Some(".data)"),
- "lightning::ln::PaymentHash"|"lightning::ln::PaymentPreimage"|"lightning::ln::PaymentSecret"|"lightning::ln::channelmanager::PaymentId"
+ "lightning::ln::PaymentHash"|"lightning::ln::PaymentPreimage"|"lightning::ln::PaymentSecret"
+ |"lightning::ln::channelmanager::PaymentId"|"lightning::chain::keysinterface::KeyMaterial"
if is_ref => Some(" })"),
// List of traits we map (possibly during processing of other files):
- "crate::util::logger::Logger" => Some(""),
-
"lightning::io::Read" => Some(".to_reader()"),
_ => None,
"bitcoin::blockdata::block::Block" if is_ref => Some(("::bitcoin::consensus::encode::serialize(", ")")),
"bitcoin::hash_types::Txid" => None,
- // Override the default since Records contain an fmt with a lifetime:
- // TODO: We should include the other record fields
- "lightning::util::logger::Record" => Some(("std::ffi::CString::new(format!(\"{}\", ", ".args)).unwrap()")),
_ => None,
}.map(|s| s.to_owned())
}
"[u8; 32]" if is_ref => Some(""),
"[u8; 20]" if !is_ref => Some("crate::c_types::TwentyBytes { data: "),
"[u8; 16]" if !is_ref => Some("crate::c_types::SixteenBytes { data: "),
- "[u8; 10]" if !is_ref => Some("crate::c_types::TenBytes { data: "),
+ "[u8; 12]" if !is_ref => Some("crate::c_types::TwelveBytes { data: "),
"[u8; 4]" if !is_ref => Some("crate::c_types::FourBytes { data: "),
"[u8; 3]" if is_ref => Some(""),
"std::time::Duration"|"core::time::Duration" => Some(""),
"std::time::SystemTime" => Some(""),
"std::io::Error" if !is_ref => Some("crate::c_types::IOError::from_rust("),
+ "core::fmt::Arguments" => Some("format!(\"{}\", "),
"core::convert::Infallible" => Some("panic!(\"Cannot construct an Infallible: "),
"bitcoin::hash_types::Txid"|"bitcoin::hash_types::BlockHash"|"bitcoin_hashes::sha256::Hash"
if !is_ref => Some("crate::c_types::ThirtyTwoBytes { data: "),
"bitcoin::secp256k1::Message" if !is_ref => Some("crate::c_types::ThirtyTwoBytes { data: "),
- "lightning::ln::PaymentHash"|"lightning::ln::PaymentPreimage"|"lightning::ln::PaymentSecret"|"lightning::ln::channelmanager::PaymentId"
+ "lightning::ln::PaymentHash"|"lightning::ln::PaymentPreimage"|"lightning::ln::PaymentSecret"
+ |"lightning::ln::channelmanager::PaymentId"|"lightning::chain::keysinterface::KeyMaterial"
if is_ref => Some("&"),
- "lightning::ln::PaymentHash"|"lightning::ln::PaymentPreimage"|"lightning::ln::PaymentSecret"|"lightning::ln::channelmanager::PaymentId"
+ "lightning::ln::PaymentHash"|"lightning::ln::PaymentPreimage"|"lightning::ln::PaymentSecret"
+ |"lightning::ln::channelmanager::PaymentId"|"lightning::chain::keysinterface::KeyMaterial"
if !is_ref => Some("crate::c_types::ThirtyTwoBytes { data: "),
- // Override the default since Records contain an fmt with a lifetime:
- "lightning::util::logger::Record" => Some("local_"),
-
"lightning::io::Read" => Some("crate::c_types::u8slice::from_vec(&crate::c_types::reader_to_vec("),
_ => None,
"[u8; 32]" if is_ref => Some(""),
"[u8; 20]" if !is_ref => Some(" }"),
"[u8; 16]" if !is_ref => Some(" }"),
- "[u8; 10]" if !is_ref => Some(" }"),
+ "[u8; 12]" if !is_ref => Some(" }"),
"[u8; 4]" if !is_ref => Some(" }"),
"[u8; 3]" if is_ref => Some(""),
"std::time::Duration"|"core::time::Duration" => Some(".as_secs()"),
"std::time::SystemTime" => Some(".duration_since(::std::time::SystemTime::UNIX_EPOCH).expect(\"Times must be post-1970\").as_secs()"),
"std::io::Error" if !is_ref => Some(")"),
+ "core::fmt::Arguments" => Some(").into()"),
"core::convert::Infallible" => Some("\")"),
"bitcoin::hash_types::Txid"|"bitcoin::hash_types::BlockHash"|"bitcoin_hashes::sha256::Hash"
if !is_ref => Some(".into_inner() }"),
"bitcoin::secp256k1::Message" if !is_ref => Some(".as_ref().clone() }"),
- "lightning::ln::PaymentHash"|"lightning::ln::PaymentPreimage"|"lightning::ln::PaymentSecret"|"lightning::ln::channelmanager::PaymentId"
+ "lightning::ln::PaymentHash"|"lightning::ln::PaymentPreimage"|"lightning::ln::PaymentSecret"
+ |"lightning::ln::channelmanager::PaymentId"|"lightning::chain::keysinterface::KeyMaterial"
if is_ref => Some(".0"),
- "lightning::ln::PaymentHash"|"lightning::ln::PaymentPreimage"|"lightning::ln::PaymentSecret"|"lightning::ln::channelmanager::PaymentId"
+ "lightning::ln::PaymentHash"|"lightning::ln::PaymentPreimage"|"lightning::ln::PaymentSecret"
+ |"lightning::ln::channelmanager::PaymentId"|"lightning::chain::keysinterface::KeyMaterial"
if !is_ref => Some(".0 }"),
- // Override the default since Records contain an fmt with a lifetime:
- "lightning::util::logger::Record" => Some(".as_ptr()"),
-
"lightning::io::Read" => Some("))"),
_ => None,
/// TODO: We should never need to use this!
fn real_rust_type_mapping<'equiv>(&self, thing: &'equiv str) -> &'equiv str {
match thing {
- "lightning::io::Read" => "std::io::Read",
+ "lightning::io::Read" => "crate::c_types::io::Read",
_ => thing,
}
}
let is_inner_ref = if let Some(syn::Type::Reference(_)) = single_contained { true } else { false };
if is_ref {
return Some(("if ", vec![
- (".is_none() { std::ptr::null() } else { ObjOps::nonnull_ptr_to_inner(".to_owned(),
+ (".is_none() { core::ptr::null() } else { ObjOps::nonnull_ptr_to_inner(".to_owned(),
format!("({}{}.unwrap())", var_access, if is_inner_ref { "" } else { ".as_ref()" }))
], ") }", ContainerPrefixLocation::OutsideConv));
} else {
return Some(("if ", vec![
- (".is_none() { std::ptr::null_mut() } else { ".to_owned(), format!("({}.unwrap())", var_access))
+ (".is_none() { core::ptr::null_mut() } else { ".to_owned(), format!("({}.unwrap())", var_access))
], " }", ContainerPrefixLocation::OutsideConv));
}
} else if self.is_primitive(&inner_path) || self.c_type_from_path(&inner_path, false, false).is_none() {
}
}
if let Some(t) = single_contained {
+ if let syn::Type::Tuple(syn::TypeTuple { elems, .. }) = t {
+ assert!(elems.is_empty());
+ let inner_name = self.get_c_mangled_container_type(vec![single_contained.unwrap()], generics, "Option").unwrap();
+ return Some(("if ", vec![
+ (format!(".is_none() {{ {}::None }} else {{ {}::Some /*",
+ inner_name, inner_name), format!(""))
+ ], " */}", ContainerPrefixLocation::PerConv));
+ }
if let syn::Type::Reference(syn::TypeReference { elem, .. }) = t {
if let syn::Type::Slice(_) = &**elem {
return Some(("if ", vec![
syn::Type::Path(p) => {
let resolved = self.resolve_path(&p.path, generics);
if self.crate_types.opaques.get(&resolved).is_some() {
- write!(w, "crate::{} {{ inner: std::ptr::null_mut(), is_owned: true }}", resolved).unwrap();
+ write!(w, "crate::{} {{ inner: core::ptr::null_mut(), is_owned: true }}", resolved).unwrap();
} else {
// Assume its a manually-mapped C type, where we can just define an null() fn
write!(w, "{}::null()", self.c_type_from_path(&resolved, false, false).unwrap()).unwrap();
syn::Type::Slice(_) => {
// Option<[]> always implies that we want to treat len() == 0 differently from
// None, so we always map an Option<[]> into a pointer.
- write!(w, " == std::ptr::null_mut()").unwrap();
+ write!(w, " == core::ptr::null_mut()").unwrap();
EmptyValExpectedTy::ReferenceAsPointer
},
_ => unimplemented!(),
} else if let Some(c_type) = path_lookup(&resolved_path, is_ref, ptr_for_ref) {
write!(w, "{}", c_type).unwrap();
} else if let Some((_, generics)) = self.crate_types.opaques.get(&resolved_path) {
- decl_lookup(w, &DeclType::StructImported { generic_param_count: generics.params.len() }, &resolved_path, is_ref, is_mut);
+ decl_lookup(w, &DeclType::StructImported { generics: &generics }, &resolved_path, is_ref, is_mut);
} else if self.crate_types.mirrored_enums.get(&resolved_path).is_some() {
decl_lookup(w, &DeclType::MirroredEnum, &resolved_path, is_ref, is_mut);
} else if let Some(t) = self.crate_types.traits.get(&resolved_path) {
DeclType::MirroredEnum if is_ref && ptr_for_ref => write!(w, "crate::{}::from_native(", decl_path).unwrap(),
DeclType::MirroredEnum if is_ref => write!(w, "&crate::{}::from_native(", decl_path).unwrap(),
DeclType::MirroredEnum => write!(w, "crate::{}::native_into(", decl_path).unwrap(),
- DeclType::EnumIgnored {..}|DeclType::StructImported {..} if is_ref && ptr_for_ref && from_ptr =>
- write!(w, "crate::{} {{ inner: unsafe {{ (", decl_path).unwrap(),
+ DeclType::EnumIgnored {..}|DeclType::StructImported {..} if is_ref && from_ptr => {
+ if !ptr_for_ref { write!(w, "&").unwrap(); }
+ write!(w, "crate::{} {{ inner: unsafe {{ (", decl_path).unwrap()
+ },
DeclType::EnumIgnored {..}|DeclType::StructImported {..} if is_ref => {
if !ptr_for_ref { write!(w, "&").unwrap(); }
write!(w, "crate::{} {{ inner: unsafe {{ ObjOps::nonnull_ptr_to_inner((", decl_path).unwrap()
|a, b, c| self.to_c_conversion_inline_suffix_from_path(a, b, c),
|w, decl_type, full_path, is_ref, _is_mut| match decl_type {
DeclType::MirroredEnum => write!(w, ")").unwrap(),
- DeclType::EnumIgnored { generic_param_count }|DeclType::StructImported { generic_param_count } if is_ref => {
+ DeclType::EnumIgnored { generics }|DeclType::StructImported { generics } if is_ref => {
write!(w, " as *const {}<", full_path).unwrap();
- for _ in 0..*generic_param_count { write!(w, "_, ").unwrap(); }
- if ptr_for_ref && from_ptr {
+ for param in generics.params.iter() {
+ if let syn::GenericParam::Lifetime(_) = param {
+ write!(w, "'_, ").unwrap();
+ } else {
+ write!(w, "_, ").unwrap();
+ }
+ }
+ if from_ptr {
write!(w, ">) as *mut _ }}, is_owned: false }}").unwrap();
} else {
write!(w, ">) as *mut _) }}, is_owned: false }}").unwrap();
}
if !self.write_c_type_intern(w, t, generics, false, false, false, false) { return false; }
} else {
- assert!(!is_ref); // We don't currently support outer reference types for non-primitive inners
+ // We don't currently support outer reference types for non-primitive inners,
+ // except for the empty tuple.
+ if let syn::Type::Tuple(t_arg) = t {
+ assert!(t_arg.elems.len() == 0 || !is_ref);
+ } else {
+ assert!(!is_ref);
+ }
if !self.write_c_type_intern(w, t, generics, false, false, false, false) { return false; }
}
}