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env_module.go
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env_module.go
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// Copyright 2019 The go-vnt Authors
// This file is part of the go-vnt library.
//
// The go-vnt library is free software: you can redistribute it and/or modify
// it under the terms of the GNU Lesser General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// The go-vnt library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public License
// along with the go-vnt library. If not, see <http://www.gnu.org/licenses/>.
package wavm
import (
"github.com/vntchain/vnt-wasm/wasm"
)
type EnvModule struct {
functions EnvFunctions
module wasm.Module
}
func (m *EnvModule) InitModule(ctx *ChainContext) {
m.functions = EnvFunctions{}
m.functions.InitFuncTable(ctx)
funcTable := m.functions.GetFuncTable()
m.module = wasm.Module{
FunctionIndexSpace: make([]wasm.Function, 0),
Export: &wasm.SectionExports{
Entries: make(map[string]wasm.ExportEntry),
},
}
index := uint32(0)
for name, function := range funcTable {
m.module.Export.Entries[name] = wasm.ExportEntry{
FieldStr: name,
Kind: wasm.ExternalFunction,
Index: index,
}
m.module.FunctionIndexSpace = append(m.module.FunctionIndexSpace, function)
index++
}
}
func (m *EnvModule) GetModule() *wasm.Module {
return &m.module
}
func (m *EnvModule) GetEnvFunctions() EnvFunctions {
return m.functions
}