mvcc_dbapi.c

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37 lines (29 loc) * 750 Bytes

// Define the document API for mvcc and ACID transactions

// implemented for the database project.

#include "mvcc.h"

uint32_t hashVal(uint8_t *src, uint32_t len) {

uint32_t val = 0;

uint32_t b = 378551;

uint32_t a = 63689;

while (len) {

val *= a;

a *= b;

if (len < sizeof(uint32_t))

val += src[--len];

else {

len -= 4;

val += *(uint32_t *)(src + len);

}

return val;

}

typedef struct {

DbHandle dbHndl;

DbHandle docHndl;

} MVCC_Interface;

MVCCResult mvcc_OpenDocumentInterface(DbHandle hndl[1], char *name, uint32_t len, Params *params) {

Handle *dbHndl = bindHandle(hndl, Hndl_database);

MVCCResult result = {.value = 0, .count = 0, .objType = objHndl, .status = DB_OK};

}