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89 lines
2.2 KiB
Plaintext
89 lines
2.2 KiB
Plaintext
// Code generated by ndpgen. DO NOT EDIT.
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package testpkg
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import (
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"context"
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"encoding/json"
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extism "github.com/extism/go-sdk"
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)
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// CodecEncodeRequest is the request type for Codec.Encode.
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type CodecEncodeRequest struct {
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Data []byte `json:"data"`
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}
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// CodecEncodeResponse is the response type for Codec.Encode.
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type CodecEncodeResponse struct {
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Result []byte `json:"result,omitempty"`
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Error string `json:"error,omitempty"`
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}
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// RegisterCodecHostFunctions registers Codec service host functions.
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// The returned host functions should be added to the plugin's configuration.
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func RegisterCodecHostFunctions(service CodecService) []extism.HostFunction {
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return []extism.HostFunction{
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newCodecEncodeHostFunction(service),
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}
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}
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func newCodecEncodeHostFunction(service CodecService) extism.HostFunction {
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return extism.NewHostFunctionWithStack(
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"codec_encode",
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func(ctx context.Context, p *extism.CurrentPlugin, stack []uint64) {
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// Read JSON request from plugin memory
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reqBytes, err := p.ReadBytes(stack[0])
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if err != nil {
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codecWriteError(p, stack, err)
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return
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}
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var req CodecEncodeRequest
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if err := json.Unmarshal(reqBytes, &req); err != nil {
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codecWriteError(p, stack, err)
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return
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}
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// Call the service method
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result, svcErr := service.Encode(ctx, req.Data)
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if svcErr != nil {
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codecWriteError(p, stack, svcErr)
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return
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}
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// Write JSON response to plugin memory
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resp := CodecEncodeResponse{
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Result: result,
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}
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codecWriteResponse(p, stack, resp)
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},
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[]extism.ValueType{extism.ValueTypePTR},
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[]extism.ValueType{extism.ValueTypePTR},
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)
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}
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// codecWriteResponse writes a JSON response to plugin memory.
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func codecWriteResponse(p *extism.CurrentPlugin, stack []uint64, resp any) {
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respBytes, err := json.Marshal(resp)
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if err != nil {
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codecWriteError(p, stack, err)
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return
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}
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respPtr, err := p.WriteBytes(respBytes)
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if err != nil {
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stack[0] = 0
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return
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}
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stack[0] = respPtr
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}
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// codecWriteError writes an error response to plugin memory.
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func codecWriteError(p *extism.CurrentPlugin, stack []uint64, err error) {
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errResp := struct {
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Error string `json:"error"`
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}{Error: err.Error()}
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respBytes, _ := json.Marshal(errResp)
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respPtr, _ := p.WriteBytes(respBytes)
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stack[0] = respPtr
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}
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