tjs:ffi

Foreign Function Interface module.

Call native C library functions directly from JavaScript. Supports loading shared libraries, defining function signatures, and working with C types including structs, pointers, and callbacks.

import { dlopen } from 'tjs:ffi';

const { symbols } = dlopen('c', {
    getpid: { returns: 'i32' },
});
console.log(`PID: ${symbols.getpid()}`);

Classes

• AdvancedType
• ArrayType
• JSCallback
• Pointer
• PointerType
• StaticStringType
• StructType

Interfaces

• AllocatedStruct
• AllocStructOptions
• DlopenCProtoResult
• DlopenResult
• DlopenSymbol
• EnumDef
• ExternalArrayBuffer
• NativePointer
• SimpleType
• StructDef
• StructFieldInfo
• StructFieldOptions

Type Aliases

• MapArrayToJsType
• MapSymbolToJsValue
• MapToJsType
• StructField
• StructFieldType
• StructValidator
• StructValues
• TypeAlias
• TypeAliasMap
• TypeAliasTypeMap
• TypeOrAlias

Variables

• default
• ExternalArrayBuffer
• read
• suffix
• types

Functions

• allocStruct
• bufferToPointer
• bufferToString
• createPointer
• defineEnum
• defineStruct
• dlopen
• dlopenCProto
• errno
• strerror
• stringToBuffer