110 lines
2.2 KiB
C
110 lines
2.2 KiB
C
//
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// Created by shenglian on 28/02/22.
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//
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#ifndef UDF_UDF_H
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#define UDF_UDF_H
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#include <stdlib.h>
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#define DEBUG
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#ifdef DEBUG
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#define debugPrint(...) fprintf(__VA_ARGS__)
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#else
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#define debugPrint(...) /**/
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#endif
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enum {
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UDF_TASK_SETUP = 0,
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UDF_TASK_CALL = 1,
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UDF_TASK_TEARDOWN = 2
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};
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typedef struct SSDataBlock {
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char *data;
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int32_t size;
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} SSDataBlock;
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typedef struct SUdfInfo {
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char *udfName;
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char *path;
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} SUdfInfo;
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typedef void *UdfcFuncHandle;
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int32_t createUdfdProxy();
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int32_t destroyUdfdProxy();
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// int32_t setupUdf(SUdfInfo *udf, int32_t numOfUdfs, UdfcFuncHandle *handles);
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int32_t setupUdf(SUdfInfo *udf, UdfcFuncHandle *handle);
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int32_t callUdf(UdfcFuncHandle handle, int8_t step, char *state, int32_t stateSize, SSDataBlock input, char **newstate,
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int32_t *newStateSize, SSDataBlock *output);
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int32_t doTeardownUdf(UdfcFuncHandle handle);
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typedef struct SUdfSetupRequest {
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char udfName[16]; //
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int8_t scriptType; // 0:c, 1: lua, 2:js
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int8_t udfType; // udaf, udf, udtf
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int16_t pathSize;
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char *path;
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} SUdfSetupRequest;
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typedef struct SUdfSetupResponse {
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int64_t udfHandle;
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} SUdfSetupResponse;
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typedef struct SUdfCallRequest {
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int64_t udfHandle;
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int8_t step;
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int32_t inputBytes;
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char *input;
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int32_t stateBytes;
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char *state;
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} SUdfCallRequest;
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typedef struct SUdfCallResponse {
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int32_t outputBytes;
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char *output;
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int32_t newStateBytes;
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char *newState;
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} SUdfCallResponse;
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typedef struct SUdfTeardownRequest {
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int64_t udfHandle;
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} SUdfTeardownRequest;
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typedef struct SUdfTeardownResponse {
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#ifdef WINDOWS
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size_t avoidCompilationErrors;
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#endif
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} SUdfTeardownResponse;
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typedef struct SUdfRequest {
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int32_t msgLen;
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int64_t seqNum;
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int8_t type;
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void *subReq;
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} SUdfRequest;
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typedef struct SUdfResponse {
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int32_t msgLen;
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int64_t seqNum;
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int8_t type;
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int32_t code;
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void *subRsp;
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} SUdfResponse;
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int32_t decodeRequest(char *buf, int32_t bufLen, SUdfRequest **pRequest);
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int32_t encodeResponse(char **buf, int32_t *bufLen, SUdfResponse *response);
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int32_t encodeRequest(char **buf, int32_t *bufLen, SUdfRequest *request);
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int32_t decodeResponse(char *buf, int32_t bufLen, SUdfResponse **pResponse);
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#endif // UDF_UDF_H
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