192 lines
2.9 KiB
Rust
192 lines
2.9 KiB
Rust
// Copyright 2015-2017 Parity Technologies (UK) Ltd.
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// This file is part of Parity.
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// Parity is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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// Parity is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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// You should have received a copy of the GNU General Public License
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// along with Parity. If not, see <http://www.gnu.org/licenses/>.
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//! Wasm env module bindings
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use parity_wasm::elements::ValueType::*;
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use parity_wasm::interpreter::{self, UserFunctionDescriptor};
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use parity_wasm::interpreter::UserFunctionDescriptor::*;
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use super::runtime::{Runtime, UserTrap};
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pub const SIGNATURES: &'static [UserFunctionDescriptor] = &[
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Static(
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"_storage_read",
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&[I32; 2],
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None,
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),
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Static(
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"_storage_write",
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&[I32; 2],
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None,
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),
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Static(
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"_balance",
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&[I32; 2],
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None,
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),
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Static(
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"_ext_malloc",
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&[I32],
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Some(I32),
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),
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Static(
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"_ext_free",
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&[I32],
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None,
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),
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Static(
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"gas",
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&[I32],
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None,
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),
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Static(
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"_debug",
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&[I32; 2],
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None,
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),
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Static(
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"_suicide",
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&[I32],
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None,
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),
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Static(
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"_create",
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&[I32; 4],
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Some(I32),
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),
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Static(
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"_ccall",
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&[I64, I32, I32, I32, I32, I32, I32],
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Some(I32),
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),
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Static(
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"_dcall",
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&[I64, I32, I32, I32, I32, I32],
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Some(I32),
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),
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Static(
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"_scall",
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&[I64, I32, I32, I32, I32, I32],
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Some(I32),
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),
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Static(
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"abort",
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&[I32],
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None,
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),
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Static(
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"_emscripten_memcpy_big",
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&[I32; 3],
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Some(I32),
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),
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Static(
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"_ext_memcpy",
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&[I32; 3],
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Some(I32),
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),
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Static(
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"_ext_memset",
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&[I32; 3],
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Some(I32),
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),
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Static(
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"_ext_memmove",
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&[I32; 3],
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Some(I32),
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),
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Static(
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"_panic",
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&[I32; 2],
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None,
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),
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Static(
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"_blockhash",
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&[I64, I32],
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None,
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),
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Static(
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"_coinbase",
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&[I32],
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None,
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),
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Static(
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"_sender",
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&[I32],
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None,
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),
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Static(
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"_origin",
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&[I32],
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None,
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),
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Static(
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"_address",
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&[I32],
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None,
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),
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Static(
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"_value",
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&[I32],
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None,
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),
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Static(
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"_timestamp",
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&[],
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Some(I64),
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),
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Static(
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"_blocknumber",
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&[],
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Some(I64),
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),
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Static(
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"_difficulty",
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&[I32],
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None,
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),
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Static(
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"_gaslimit",
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&[I32],
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None,
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),
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Static(
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"_elog",
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&[I32; 4],
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None,
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),
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// TODO: Get rid of it also somehow?
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Static(
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"_llvm_trap",
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&[I32; 0],
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None
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),
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Static(
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"_llvm_bswap_i64",
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&[I64],
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Some(I64)
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),
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];
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pub fn native_bindings<'a>(runtime: &'a mut Runtime) -> interpreter::UserDefinedElements<'a, UserTrap> {
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interpreter::UserDefinedElements {
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executor: Some(runtime),
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globals: ::std::collections::HashMap::new(),
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functions: ::std::borrow::Cow::from(SIGNATURES),
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}
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}
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