#include <sys/types.h>
#include <sys/socket.h>
#include <sys/time.h>
#include <netinet/in.h>
#include <arpa/inet.h>
#include <netdb.h>
#include <signal.h>
#include <stdlib.h>
#include <string.h>
#include <strings.h>
#include <unistd.h>
#include <stdarg.h>
#include "errhdl.h"
#include "buf.h"
#include "util.h"

int CocCreateSockAdr(
    struct sockaddr_in *sockaddrPtr,    /* Socket address */
    const char *host,                   /* Host.  NULL implies INADDR_ANY */
    int port);                          /* Port number */
int CocRecv(int fd, buf_type *buf);

typedef struct { void *next; char name[32]; void *var; int *flag; int type; } CocVar;

extern int CocRD;
extern int CocWR;
CocVar *serverVarList;

void CocDefVar(const char *name, void *var, int type, int *flag);
void CocVarList(CocVar **varlist);
void CocFreeVarList(CocVar **varList);
CocVar *CocFindVar(CocVar *varList, const char *name);
int CocPutVar(CocVar *varList, buf_type *buf, const char *name);
int CocGetVar(CocVar *varList, buf_type *buf, const char *name);

#define CocDefInt(V,F)      CocDefVar(#V,&V,-1,&F)
#define CocDefFlt(V,F)      CocDefVar(#V,&V,-2,&F)
#define CocDefStr(V,F)      CocDefVar(#V,V,sizeof(V),&F)
#define CocDefCmd(V)        CocDefVar("$",V,sizeof(V),&CocWR)
#define CocDefStrPtr(V,S,F) CocDefVar(#V,V,S,&F)