#include <stdio.h>#include <stdlib.h>#include <string.h>#include <strings.h>#include <math.h>#include "sqlca.h"#include "sqlda.h"#include "dbcom.h"#include "dbfunc.h"#define MODULE_NAME "DBCOM"int DbsConnect(char *connect){    char buf[100], *p_str,dbuser[10], password[10];    if(connect==NULL)  return -1;    strcpy(buf, connect);    p_str=strtok(buf, "/");    if(p_str==NULL)  return -1;    strcpy(dbuser, p_str);    p_str=strtok(NULL, "/");    if(p_str==NULL)  return -1;    strcpy(password, p_str);    EXEC SQL connect :dbuser identified by :password;    SQL_CODE_PROCESS("SYS", "CON");}int DbsDisconn(){    EXEC SQL commit work release;    SQL_CODE_PROCESS("SYS", "CON");}int DbsCommit(){    EXEC SQL commit;    SQL_CODE_PROCESS("SYS", "COM");}int DbsRollback(){    EXEC SQL rollback;    SQL_CODE_PROCESS("SYS", "ROL");}