ex_repquote.h

/*-
 * See the file LICENSE for redistribution information.
 *
 * Copyright (c) 2001-2005
 *      Sleepycat Software.  All rights reserved.
 *
 * $Id: ex_repquote.h,v 12.7 2005/11/11 00:18:12 mjc Exp $
 */

#ifndef _EX_REPQUOTE_H_
#define _EX_REPQUOTE_H_

#define SELF_EID        1

typedef struct {
        char *host;             /* Host name. */
        u_int32_t port;         /* Port on which to connect to this site. */
} repsite_t;

/* Globals */
extern int master_eid;
extern char *myaddr;
extern unsigned short myport;

struct __member;        typedef struct __member member_t;
struct __machtab;       typedef struct __machtab machtab_t;

/* Arguments for the connect_all thread. */
typedef struct {
        DB_ENV *dbenv;
        const char *progname;
        const char *home;
        machtab_t *machtab;
        repsite_t *sites;
        int nsites;
} all_args;

/* Arguments for the connect_loop thread. */
typedef struct {
        DB_ENV *dbenv;
        const char * home;
        const char * progname;
        machtab_t *machtab;
        int port;
} connect_args;

#define CACHESIZE       (10 * 1024 * 1024)
#define DATABASE        "quote.db"
#define MAX_THREADS     25
#define SLEEPTIME       3

#ifndef COMPQUIET
#define COMPQUIET(x,y)  x = (y)
#endif

/* Portability macros for basic threading and networking */
#ifdef _WIN32

#include <winsock2.h>
#include <windows.h>

extern int getopt(int, char * const *, const char *);

typedef HANDLE thread_t;
#define thread_create(thrp, attr, func, arg)                               \
    (((*(thrp) = CreateThread(NULL, 0,                                     \
        (LPTHREAD_START_ROUTINE)(func), (arg), 0, NULL)) == NULL) ? -1 : 0)
#define thread_join(thr, statusp)                                          \
    ((WaitForSingleObject((thr), INFINITE) == WAIT_OBJECT_0) &&            \
    GetExitCodeThread((thr), (LPDWORD)(statusp)) ? 0 : -1)

typedef HANDLE mutex_t;
#define mutex_init(m, attr)                                                \
    (((*(m) = CreateMutex(NULL, FALSE, NULL)) != NULL) ? 0 : -1)
#define mutex_lock(m)                                                      \
    ((WaitForSingleObject(*(m), INFINITE) == WAIT_OBJECT_0) ? 0 : -1)
#define mutex_unlock(m)         (ReleaseMutex(*(m)) ? 0 : -1)
#define sleep(s)                Sleep(1000 * (s))

typedef SOCKET socket_t;
#define SOCKET_CREATION_FAILURE INVALID_SOCKET
#define readsocket(s, buf, sz)  recv((s), (buf), (int)(sz), 0)
#define writesocket(s, buf, sz) send((s), (const char *)(buf), (int)(sz), 0)
#define net_errno               WSAGetLastError()

#else /* !_WIN32 */

#include <netinet/in.h>
#include <sys/socket.h>
#include <sys/wait.h>
#include <netdb.h>
#include <pthread.h>
#include <signal.h>
#include <unistd.h>

typedef pthread_t thread_t;
#define thread_create(thrp, attr, func, arg)                               \
    pthread_create((thrp), (attr), (func), (arg))
#define thread_join(thr, statusp) pthread_join((thr), (statusp))

typedef pthread_mutex_t mutex_t;
#define mutex_init(m, attr)     pthread_mutex_init((m), (attr))
#define mutex_lock(m)           pthread_mutex_lock(m)
#define mutex_unlock(m)         pthread_mutex_unlock(m)

typedef int socket_t;
#define SOCKET_CREATION_FAILURE -1
#define closesocket(fd)         close(fd)
#define net_errno               errno
#define readsocket(s, buf, sz)  read((s), (buf), (sz))
#define writesocket(s, buf, sz) write((s), (buf), (sz))

#endif

void *connect_all __P((void *args));
void *connect_thread __P((void *args));
int   doclient __P((DB_ENV *, const char *, machtab_t *));
int   domaster __P((DB_ENV *, const char *));
socket_t   get_accepted_socket __P((const char *, int));
socket_t   get_connected_socket
        __P((machtab_t *, const char *, const char *, int, int *, int *));
int   get_next_message __P((socket_t, DBT *, DBT *));
socket_t   listen_socket_init __P((const char *, int));
socket_t   listen_socket_accept __P((machtab_t *, const char *, socket_t, int *));
int   machtab_getinfo __P((machtab_t *, int, u_int32_t *, int *));
int   machtab_init __P((machtab_t **, int, int));
void  machtab_parm __P((machtab_t *, int *, int *, u_int32_t *));
int   machtab_rem __P((machtab_t *, int, int));
int   quote_send __P((DB_ENV *, const DBT *, const DBT *, const DB_LSN *,
    int, u_int32_t));

#endif /* !_EX_REPQUOTE_H_ */

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