mirror of
https://source.quilibrium.com/quilibrium/ceremonyclient.git
synced 2024-12-28 17:45:17 +00:00
579 lines
14 KiB
Go
579 lines
14 KiB
Go
package bls48581
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// #include <bls48581.h>
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import "C"
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import (
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"bytes"
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"encoding/binary"
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"fmt"
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"io"
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"math"
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"unsafe"
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)
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type RustBuffer = C.RustBuffer
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type RustBufferI interface {
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AsReader() *bytes.Reader
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Free()
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ToGoBytes() []byte
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Data() unsafe.Pointer
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Len() int
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Capacity() int
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}
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func RustBufferFromExternal(b RustBufferI) RustBuffer {
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return RustBuffer{
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capacity: C.int(b.Capacity()),
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len: C.int(b.Len()),
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data: (*C.uchar)(b.Data()),
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}
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}
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func (cb RustBuffer) Capacity() int {
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return int(cb.capacity)
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}
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func (cb RustBuffer) Len() int {
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return int(cb.len)
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}
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func (cb RustBuffer) Data() unsafe.Pointer {
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return unsafe.Pointer(cb.data)
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}
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func (cb RustBuffer) AsReader() *bytes.Reader {
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b := unsafe.Slice((*byte)(cb.data), C.int(cb.len))
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return bytes.NewReader(b)
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}
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func (cb RustBuffer) Free() {
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rustCall(func(status *C.RustCallStatus) bool {
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C.ffi_bls48581_rustbuffer_free(cb, status)
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return false
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})
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}
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func (cb RustBuffer) ToGoBytes() []byte {
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return C.GoBytes(unsafe.Pointer(cb.data), C.int(cb.len))
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}
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func stringToRustBuffer(str string) RustBuffer {
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return bytesToRustBuffer([]byte(str))
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}
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func bytesToRustBuffer(b []byte) RustBuffer {
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if len(b) == 0 {
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return RustBuffer{}
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}
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// We can pass the pointer along here, as it is pinned
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// for the duration of this call
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foreign := C.ForeignBytes{
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len: C.int(len(b)),
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data: (*C.uchar)(unsafe.Pointer(&b[0])),
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}
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return rustCall(func(status *C.RustCallStatus) RustBuffer {
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return C.ffi_bls48581_rustbuffer_from_bytes(foreign, status)
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})
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}
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type BufLifter[GoType any] interface {
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Lift(value RustBufferI) GoType
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}
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type BufLowerer[GoType any] interface {
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Lower(value GoType) RustBuffer
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}
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type FfiConverter[GoType any, FfiType any] interface {
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Lift(value FfiType) GoType
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Lower(value GoType) FfiType
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}
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type BufReader[GoType any] interface {
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Read(reader io.Reader) GoType
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}
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type BufWriter[GoType any] interface {
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Write(writer io.Writer, value GoType)
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}
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type FfiRustBufConverter[GoType any, FfiType any] interface {
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FfiConverter[GoType, FfiType]
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BufReader[GoType]
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}
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func LowerIntoRustBuffer[GoType any](bufWriter BufWriter[GoType], value GoType) RustBuffer {
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// This might be not the most efficient way but it does not require knowing allocation size
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// beforehand
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var buffer bytes.Buffer
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bufWriter.Write(&buffer, value)
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bytes, err := io.ReadAll(&buffer)
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if err != nil {
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panic(fmt.Errorf("reading written data: %w", err))
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}
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return bytesToRustBuffer(bytes)
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}
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func LiftFromRustBuffer[GoType any](bufReader BufReader[GoType], rbuf RustBufferI) GoType {
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defer rbuf.Free()
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reader := rbuf.AsReader()
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item := bufReader.Read(reader)
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if reader.Len() > 0 {
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// TODO: Remove this
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leftover, _ := io.ReadAll(reader)
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panic(fmt.Errorf("Junk remaining in buffer after lifting: %s", string(leftover)))
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}
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return item
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}
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func rustCallWithError[U any](converter BufLifter[error], callback func(*C.RustCallStatus) U) (U, error) {
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var status C.RustCallStatus
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returnValue := callback(&status)
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err := checkCallStatus(converter, status)
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return returnValue, err
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}
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func checkCallStatus(converter BufLifter[error], status C.RustCallStatus) error {
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switch status.code {
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case 0:
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return nil
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case 1:
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return converter.Lift(status.errorBuf)
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case 2:
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// when the rust code sees a panic, it tries to construct a rustbuffer
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// with the message. but if that code panics, then it just sends back
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// an empty buffer.
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if status.errorBuf.len > 0 {
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panic(fmt.Errorf("%s", FfiConverterStringINSTANCE.Lift(status.errorBuf)))
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} else {
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panic(fmt.Errorf("Rust panicked while handling Rust panic"))
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}
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default:
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return fmt.Errorf("unknown status code: %d", status.code)
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}
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}
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func checkCallStatusUnknown(status C.RustCallStatus) error {
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switch status.code {
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case 0:
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return nil
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case 1:
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panic(fmt.Errorf("function not returning an error returned an error"))
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case 2:
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// when the rust code sees a panic, it tries to construct a rustbuffer
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// with the message. but if that code panics, then it just sends back
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// an empty buffer.
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if status.errorBuf.len > 0 {
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panic(fmt.Errorf("%s", FfiConverterStringINSTANCE.Lift(status.errorBuf)))
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} else {
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panic(fmt.Errorf("Rust panicked while handling Rust panic"))
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}
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default:
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return fmt.Errorf("unknown status code: %d", status.code)
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}
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}
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func rustCall[U any](callback func(*C.RustCallStatus) U) U {
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returnValue, err := rustCallWithError(nil, callback)
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if err != nil {
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panic(err)
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}
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return returnValue
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}
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func writeInt8(writer io.Writer, value int8) {
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if err := binary.Write(writer, binary.BigEndian, value); err != nil {
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panic(err)
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}
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}
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func writeUint8(writer io.Writer, value uint8) {
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if err := binary.Write(writer, binary.BigEndian, value); err != nil {
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panic(err)
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}
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}
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func writeInt16(writer io.Writer, value int16) {
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if err := binary.Write(writer, binary.BigEndian, value); err != nil {
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panic(err)
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}
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}
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func writeUint16(writer io.Writer, value uint16) {
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if err := binary.Write(writer, binary.BigEndian, value); err != nil {
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panic(err)
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}
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}
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func writeInt32(writer io.Writer, value int32) {
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if err := binary.Write(writer, binary.BigEndian, value); err != nil {
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panic(err)
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}
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}
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func writeUint32(writer io.Writer, value uint32) {
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if err := binary.Write(writer, binary.BigEndian, value); err != nil {
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panic(err)
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}
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}
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func writeInt64(writer io.Writer, value int64) {
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if err := binary.Write(writer, binary.BigEndian, value); err != nil {
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panic(err)
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}
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}
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func writeUint64(writer io.Writer, value uint64) {
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if err := binary.Write(writer, binary.BigEndian, value); err != nil {
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panic(err)
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}
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}
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func writeFloat32(writer io.Writer, value float32) {
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if err := binary.Write(writer, binary.BigEndian, value); err != nil {
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panic(err)
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}
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}
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func writeFloat64(writer io.Writer, value float64) {
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if err := binary.Write(writer, binary.BigEndian, value); err != nil {
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panic(err)
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}
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}
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func readInt8(reader io.Reader) int8 {
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var result int8
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if err := binary.Read(reader, binary.BigEndian, &result); err != nil {
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panic(err)
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}
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return result
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}
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func readUint8(reader io.Reader) uint8 {
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var result uint8
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if err := binary.Read(reader, binary.BigEndian, &result); err != nil {
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panic(err)
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}
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return result
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}
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func readInt16(reader io.Reader) int16 {
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var result int16
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if err := binary.Read(reader, binary.BigEndian, &result); err != nil {
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panic(err)
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}
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return result
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}
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func readUint16(reader io.Reader) uint16 {
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var result uint16
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if err := binary.Read(reader, binary.BigEndian, &result); err != nil {
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panic(err)
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}
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return result
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}
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func readInt32(reader io.Reader) int32 {
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var result int32
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if err := binary.Read(reader, binary.BigEndian, &result); err != nil {
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panic(err)
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}
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return result
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}
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func readUint32(reader io.Reader) uint32 {
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var result uint32
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if err := binary.Read(reader, binary.BigEndian, &result); err != nil {
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panic(err)
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}
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return result
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}
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func readInt64(reader io.Reader) int64 {
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var result int64
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if err := binary.Read(reader, binary.BigEndian, &result); err != nil {
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panic(err)
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}
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return result
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}
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func readUint64(reader io.Reader) uint64 {
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var result uint64
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if err := binary.Read(reader, binary.BigEndian, &result); err != nil {
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panic(err)
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}
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return result
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}
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func readFloat32(reader io.Reader) float32 {
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var result float32
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if err := binary.Read(reader, binary.BigEndian, &result); err != nil {
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panic(err)
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}
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return result
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}
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func readFloat64(reader io.Reader) float64 {
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var result float64
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if err := binary.Read(reader, binary.BigEndian, &result); err != nil {
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panic(err)
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}
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return result
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}
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func init() {
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uniffiCheckChecksums()
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}
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func uniffiCheckChecksums() {
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// Get the bindings contract version from our ComponentInterface
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bindingsContractVersion := 24
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// Get the scaffolding contract version by calling the into the dylib
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scaffoldingContractVersion := rustCall(func(uniffiStatus *C.RustCallStatus) C.uint32_t {
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return C.ffi_bls48581_uniffi_contract_version(uniffiStatus)
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})
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if bindingsContractVersion != int(scaffoldingContractVersion) {
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// If this happens try cleaning and rebuilding your project
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panic("bls48581: UniFFI contract version mismatch")
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}
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{
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checksum := rustCall(func(uniffiStatus *C.RustCallStatus) C.uint16_t {
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return C.uniffi_bls48581_checksum_func_commit_raw(uniffiStatus)
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})
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if checksum != 20099 {
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// If this happens try cleaning and rebuilding your project
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panic("bls48581: uniffi_bls48581_checksum_func_commit_raw: UniFFI API checksum mismatch")
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}
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}
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{
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checksum := rustCall(func(uniffiStatus *C.RustCallStatus) C.uint16_t {
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return C.uniffi_bls48581_checksum_func_init(uniffiStatus)
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})
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if checksum != 11227 {
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// If this happens try cleaning and rebuilding your project
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panic("bls48581: uniffi_bls48581_checksum_func_init: UniFFI API checksum mismatch")
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}
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}
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{
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checksum := rustCall(func(uniffiStatus *C.RustCallStatus) C.uint16_t {
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return C.uniffi_bls48581_checksum_func_prove_raw(uniffiStatus)
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})
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if checksum != 64858 {
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// If this happens try cleaning and rebuilding your project
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panic("bls48581: uniffi_bls48581_checksum_func_prove_raw: UniFFI API checksum mismatch")
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}
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}
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{
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checksum := rustCall(func(uniffiStatus *C.RustCallStatus) C.uint16_t {
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return C.uniffi_bls48581_checksum_func_verify_raw(uniffiStatus)
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})
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if checksum != 52165 {
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// If this happens try cleaning and rebuilding your project
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panic("bls48581: uniffi_bls48581_checksum_func_verify_raw: UniFFI API checksum mismatch")
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}
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}
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}
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type FfiConverterUint8 struct{}
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var FfiConverterUint8INSTANCE = FfiConverterUint8{}
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func (FfiConverterUint8) Lower(value uint8) C.uint8_t {
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return C.uint8_t(value)
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}
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func (FfiConverterUint8) Write(writer io.Writer, value uint8) {
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writeUint8(writer, value)
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}
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func (FfiConverterUint8) Lift(value C.uint8_t) uint8 {
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return uint8(value)
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}
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func (FfiConverterUint8) Read(reader io.Reader) uint8 {
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return readUint8(reader)
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}
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type FfiDestroyerUint8 struct{}
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func (FfiDestroyerUint8) Destroy(_ uint8) {}
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type FfiConverterUint64 struct{}
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var FfiConverterUint64INSTANCE = FfiConverterUint64{}
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func (FfiConverterUint64) Lower(value uint64) C.uint64_t {
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return C.uint64_t(value)
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}
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func (FfiConverterUint64) Write(writer io.Writer, value uint64) {
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writeUint64(writer, value)
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}
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func (FfiConverterUint64) Lift(value C.uint64_t) uint64 {
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return uint64(value)
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}
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func (FfiConverterUint64) Read(reader io.Reader) uint64 {
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return readUint64(reader)
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}
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type FfiDestroyerUint64 struct{}
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func (FfiDestroyerUint64) Destroy(_ uint64) {}
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type FfiConverterBool struct{}
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var FfiConverterBoolINSTANCE = FfiConverterBool{}
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func (FfiConverterBool) Lower(value bool) C.int8_t {
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if value {
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return C.int8_t(1)
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}
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return C.int8_t(0)
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}
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func (FfiConverterBool) Write(writer io.Writer, value bool) {
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if value {
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writeInt8(writer, 1)
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} else {
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writeInt8(writer, 0)
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}
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}
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func (FfiConverterBool) Lift(value C.int8_t) bool {
|
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return value != 0
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}
|
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func (FfiConverterBool) Read(reader io.Reader) bool {
|
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return readInt8(reader) != 0
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}
|
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|
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type FfiDestroyerBool struct{}
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|
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func (FfiDestroyerBool) Destroy(_ bool) {}
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|
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type FfiConverterString struct{}
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var FfiConverterStringINSTANCE = FfiConverterString{}
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func (FfiConverterString) Lift(rb RustBufferI) string {
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defer rb.Free()
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reader := rb.AsReader()
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b, err := io.ReadAll(reader)
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if err != nil {
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panic(fmt.Errorf("reading reader: %w", err))
|
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}
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return string(b)
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}
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func (FfiConverterString) Read(reader io.Reader) string {
|
|
length := readInt32(reader)
|
|
buffer := make([]byte, length)
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|
read_length, err := reader.Read(buffer)
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|
if err != nil {
|
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panic(err)
|
|
}
|
|
if read_length != int(length) {
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panic(fmt.Errorf("bad read length when reading string, expected %d, read %d", length, read_length))
|
|
}
|
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return string(buffer)
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}
|
|
|
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func (FfiConverterString) Lower(value string) RustBuffer {
|
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return stringToRustBuffer(value)
|
|
}
|
|
|
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func (FfiConverterString) Write(writer io.Writer, value string) {
|
|
if len(value) > math.MaxInt32 {
|
|
panic("String is too large to fit into Int32")
|
|
}
|
|
|
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writeInt32(writer, int32(len(value)))
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write_length, err := io.WriteString(writer, value)
|
|
if err != nil {
|
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panic(err)
|
|
}
|
|
if write_length != len(value) {
|
|
panic(fmt.Errorf("bad write length when writing string, expected %d, written %d", len(value), write_length))
|
|
}
|
|
}
|
|
|
|
type FfiDestroyerString struct{}
|
|
|
|
func (FfiDestroyerString) Destroy(_ string) {}
|
|
|
|
type FfiConverterSequenceUint8 struct{}
|
|
|
|
var FfiConverterSequenceUint8INSTANCE = FfiConverterSequenceUint8{}
|
|
|
|
func (c FfiConverterSequenceUint8) Lift(rb RustBufferI) []uint8 {
|
|
return LiftFromRustBuffer[[]uint8](c, rb)
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}
|
|
|
|
func (c FfiConverterSequenceUint8) Read(reader io.Reader) []uint8 {
|
|
length := readInt32(reader)
|
|
if length == 0 {
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|
return nil
|
|
}
|
|
result := make([]uint8, 0, length)
|
|
for i := int32(0); i < length; i++ {
|
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result = append(result, FfiConverterUint8INSTANCE.Read(reader))
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|
}
|
|
return result
|
|
}
|
|
|
|
func (c FfiConverterSequenceUint8) Lower(value []uint8) RustBuffer {
|
|
return LowerIntoRustBuffer[[]uint8](c, value)
|
|
}
|
|
|
|
func (c FfiConverterSequenceUint8) Write(writer io.Writer, value []uint8) {
|
|
if len(value) > math.MaxInt32 {
|
|
panic("[]uint8 is too large to fit into Int32")
|
|
}
|
|
|
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writeInt32(writer, int32(len(value)))
|
|
for _, item := range value {
|
|
FfiConverterUint8INSTANCE.Write(writer, item)
|
|
}
|
|
}
|
|
|
|
type FfiDestroyerSequenceUint8 struct{}
|
|
|
|
func (FfiDestroyerSequenceUint8) Destroy(sequence []uint8) {
|
|
for _, value := range sequence {
|
|
FfiDestroyerUint8{}.Destroy(value)
|
|
}
|
|
}
|
|
|
|
func CommitRaw(data []uint8, polySize uint64) []uint8 {
|
|
return FfiConverterSequenceUint8INSTANCE.Lift(rustCall(func(_uniffiStatus *C.RustCallStatus) RustBufferI {
|
|
return C.uniffi_bls48581_fn_func_commit_raw(FfiConverterSequenceUint8INSTANCE.Lower(data), FfiConverterUint64INSTANCE.Lower(polySize), _uniffiStatus)
|
|
}))
|
|
}
|
|
|
|
func Init() {
|
|
rustCall(func(_uniffiStatus *C.RustCallStatus) bool {
|
|
C.uniffi_bls48581_fn_func_init(_uniffiStatus)
|
|
return false
|
|
})
|
|
}
|
|
|
|
func ProveRaw(data []uint8, index uint64, polySize uint64) []uint8 {
|
|
return FfiConverterSequenceUint8INSTANCE.Lift(rustCall(func(_uniffiStatus *C.RustCallStatus) RustBufferI {
|
|
return C.uniffi_bls48581_fn_func_prove_raw(FfiConverterSequenceUint8INSTANCE.Lower(data), FfiConverterUint64INSTANCE.Lower(index), FfiConverterUint64INSTANCE.Lower(polySize), _uniffiStatus)
|
|
}))
|
|
}
|
|
|
|
func VerifyRaw(data []uint8, commit []uint8, index uint64, proof []uint8, polySize uint64) bool {
|
|
return FfiConverterBoolINSTANCE.Lift(rustCall(func(_uniffiStatus *C.RustCallStatus) C.int8_t {
|
|
return C.uniffi_bls48581_fn_func_verify_raw(FfiConverterSequenceUint8INSTANCE.Lower(data), FfiConverterSequenceUint8INSTANCE.Lower(commit), FfiConverterUint64INSTANCE.Lower(index), FfiConverterSequenceUint8INSTANCE.Lower(proof), FfiConverterUint64INSTANCE.Lower(polySize), _uniffiStatus)
|
|
}))
|
|
}
|