-
unpipc.h
- /* include unpipch */
- /* Our own header. Tabs are set for 4 spaces, not 8 */
- #ifndef __unpipc_h
- #define __unpipc_h
- #include "../config.h" /* configuration options for current OS */
- /* "../config.h" is generated by configure */
- /* If anything changes in the following list of #includes, must change
- ../aclocal.m4 and ../configure.in also, for configure's tests. */
- #include <sys/types.h> /* basic system data types */
- #include <sys/time.h> /* timeval{} for select() */
- #include <time.h> /* timespec{} for pselect() */
- #include <errno.h>
- #include <fcntl.h> /* for nonblocking */
- #include <limits.h> /* PIPE_BUF */
- #include <signal.h>
- #include <stdio.h>
- #include <stdlib.h>
- #include <string.h>
- #include <sys/stat.h> /* for S_xxx file mode constants */
- #include <unistd.h>
- #include <sys/wait.h>
- #ifdef HAVE_MQUEUE_H
- # include <mqueue.h> /* Posix message queues */
- #endif
- #ifdef HAVE_SEMAPHORE_H
- # include <semaphore.h> /* Posix semaphores */
- #ifndef SEM_FAILED
- #define SEM_FAILED ((sem_t *)(-1))
- #endif
- #endif
- #ifdef HAVE_SYS_MMAN_H
- # include <sys/mman.h> /* Posix shared memory */
- #endif
- #ifndef MAP_FAILED
- #define MAP_FAILED ((void *)(-1))
- #endif
- #ifdef HAVE_SYS_IPC_H
- # include <sys/ipc.h> /* System V IPC */
- #endif
- #ifdef HAVE_SYS_MSG_H
- # include <sys/msg.h> /* System V message queues */
- #endif
- #ifdef HAVE_SYS_SEM_H
- #ifdef __bsdi__
- #undef HAVE_SYS_SEM_H /* hack: BSDI's semctl() prototype is wrong */
- #else
- # include <sys/sem.h> /* System V semaphores */
- #endif
- #ifndef HAVE_SEMUN_UNION
- /* $$.It semun$$ */
- union semun { /* define union for semctl() */
- int val;
- struct semid_ds *buf;
- unsigned short *array;
- };
- #endif
- #endif /* HAVE_SYS_SEM_H */
- #ifdef HAVE_SYS_SHM_H
- # include <sys/shm.h> /* System V shared memory */
- #endif
- #ifdef HAVE_SYS_SELECT_H
- # include <sys/select.h> /* for convenience */
- #endif
- #ifdef HAVE_POLL_H
- # include <poll.h> /* for convenience */
- #endif
- #ifdef HAVE_STROPTS_H
- # include <stropts.h> /* for convenience */
- #endif
- #ifdef HAVE_STRINGS_H
- # include <strings.h> /* for convenience */
- #endif
- /* Next three headers are normally needed for socket/file ioctl's:
- * <sys/ioctl.h>, <sys/filio.h>, and <sys/sockio.h>.
- */
- #ifdef HAVE_SYS_IOCTL_H
- # include <sys/ioctl.h>
- #endif
- #ifdef HAVE_SYS_FILIO_H
- # include <sys/filio.h>
- #endif
- #ifdef HAVE_PTHREAD_H
- # include <pthread.h>
- #endif
- #ifdef HAVE_DOOR_H
- # include <door.h> /* Solaris doors API */
- #endif
- #ifdef HAVE_RPC_RPC_H
- #ifdef _PSX4_NSPACE_H_TS /* Digital Unix 4.0b hack, hack, hack */
- #undef SUCCESS
- #endif
- # include <rpc/rpc.h> /* Sun RPC */
- #endif
- /* Define bzero() as a macro if it's not in standard C library. */
- #ifndef HAVE_BZERO
- #define bzero(ptr,n) memset(ptr, 0, n)
- #endif
- /* Posix.1g requires that an #include of <poll.h> DefinE INFTIM, but many
- systems still DefinE it in <sys/stropts.h>. We don't want to include
- all the streams stuff if it's not needed, so we just DefinE INFTIM here.
- This is the standard value, but there's no guarantee it is -1. */
- #ifndef INFTIM
- #define INFTIM (-1) /* infinite poll timeout */
- #ifdef HAVE_POLL_H
- #define INFTIM_UNPH /* tell unpxti.h we defined it */
- #endif
- #endif
- /* Miscellaneous constants */
- #ifndef PATH_MAX /* should be in <limits.h> */
- #define PATH_MAX 1024 /* max # of characters in a pathname */
- #endif
- #define MAX_PATH 1024
- /* $$.ix [MAX_PATH]~constant,~definition~of$$ */
- #define MAXLINE 4096 /* max text line length */
- /* $$.ix [MAXLINE]~constant,~definition~of$$ */
- /* $$.ix [BUFFSIZE]~constant,~definition~of$$ */
- #define BUFFSIZE 8192 /* buffer size for reads and writes */
- #define FILE_MODE (S_IRUSR | S_IWUSR | S_IRGRP | S_IROTH)
- /* default permissions for new files */
- /* $$.ix [FILE_MODE]~constant,~definition~of$$ */
- #define DIR_MODE (FILE_MODE | S_IXUSR | S_IXGRP | S_IXOTH)
- /* default permissions for new directories */
- /* $$.ix [DIR_MODE]~constant,~definition~of$$ */
- #define SVMSG_MODE (MSG_R | MSG_W | MSG_R>>3 | MSG_R>>6)
- /* default permissions for new SV message queues */
- /* $$.ix [SVMSG_MODE]~constant,~definition~of$$ */
- #define SVSEM_MODE (SEM_R | SEM_A | SEM_R>>3 | SEM_R>>6)
- /* default permissions for new SV semaphores */
- /* $$.ix [SVSEM_MODE]~constant,~definition~of$$ */
- #define SVSHM_MODE (SHM_R | SHM_W | SHM_R>>3 | SHM_R>>6)
- /* default permissions for new SV shared memory */
- /* $$.ix [SVSHM_MODE]~constant,~definition~of$$ */
- typedef void Sigfunc(int); /* for signal handlers */
- #ifdef HAVE_SIGINFO_T_STRUCT
- typedef void Sigfunc_rt(int, siginfo_t *, void *);
- #endif
- #define min(a,b) ((a) < (b) ? (a) : (b))
- #define max(a,b) ((a) > (b) ? (a) : (b))
- #ifndef HAVE_TIMESPEC_STRUCT
- struct timespec {
- time_t tv_sec; /* seconds */
- long tv_nsec; /* and nanoseconds */
- };
- /* $$.It timespec$$ */
- /* $$.Ib tv_sec$$ */
- /* $$.Ib tv_nsec$$ */
- #endif
- /*
- * In our wrappers for open(), mq_open(), and sem_open() we handle the
- * optional arguments using the va_XXX() macros. But one of the optional
- * arguments is of type "mode_t" and this breaks under BSD/OS because it
- * uses a 16-bit integer for this datatype. But when our wrapper function
- * is called, the compiler expands the 16-bit short integer to a 32-bit
- * integer. This breaks our call to va_arg(). All we can do is the
- * following hack. Other systems in addition to BSD/OS might have this
- * problem too ...
- */
- #ifdef __bsdi__
- #define va_mode_t int
- #else
- #define va_mode_t mode_t
- #endif
- /* $$.ix [va_mode_t]~datatype,~definition~of$$ */
- /* our record locking macros */
- #define read_lock(fd, offset, whence, len)
- lock_reg(fd, F_SETLK, F_RDLCK, offset, whence, len)
- #define readw_lock(fd, offset, whence, len)
- lock_reg(fd, F_SETLKW, F_RDLCK, offset, whence, len)
- #define write_lock(fd, offset, whence, len)
- lock_reg(fd, F_SETLK, F_WRLCK, offset, whence, len)
- #define writew_lock(fd, offset, whence, len)
- lock_reg(fd, F_SETLKW, F_WRLCK, offset, whence, len)
- #define un_lock(fd, offset, whence, len)
- lock_reg(fd, F_SETLK, F_UNLCK, offset, whence, len)
- #define is_read_lockable(fd, offset, whence, len)
- lock_test(fd, F_RDLCK, offset, whence, len)
- #define is_write_lockable(fd, offset, whence, len)
- lock_test(fd, F_WRLCK, offset, whence, len)
- /* end unpipch */
- #define Read_lock(fd, offset, whence, len)
- Lock_reg(fd, F_SETLK, F_RDLCK, offset, whence, len)
- #define Readw_lock(fd, offset, whence, len)
- Lock_reg(fd, F_SETLKW, F_RDLCK, offset, whence, len)
- #define Write_lock(fd, offset, whence, len)
- Lock_reg(fd, F_SETLK, F_WRLCK, offset, whence, len)
- #define Writew_lock(fd, offset, whence, len)
- Lock_reg(fd, F_SETLKW, F_WRLCK, offset, whence, len)
- #define Un_lock(fd, offset, whence, len)
- Lock_reg(fd, F_SETLK, F_UNLCK, offset, whence, len)
- #define Is_read_lockable(fd, offset, whence, len)
- Lock_test(fd, F_RDLCK, offset, whence, len)
- #define Is_write_lockable(fd, offset, whence, len)
- Lock_test(fd, F_WRLCK, offset, whence, len)
- /* prototypes for our own library functions */
- void daemon_init(const char *, int);
- void daemon_inetd(const char *, int);
- char *gf_time(void);
- int lock_reg(int, int, int, off_t, int, off_t);
- pid_t lock_test(int, int, off_t, int, off_t);
- void *my_shm(size_t);
- char *px_ipc_name(const char *);
- int readable_timeo(int, int);
- ssize_t readline(int, void *, size_t);
- ssize_t readn(int, void *, size_t);
- int set_concurrency(int);
- Sigfunc *signal_intr(int, Sigfunc *);
- int sleep_us(unsigned int);
- int start_time(void);
- double stop_time(void);
- int touch(void *, int);
- void tv_sub(struct timeval *, struct timeval *);
- int writable_timeo(int, int);
- ssize_t writen(int, const void *, size_t);
- #ifndef HAVE_GETHOSTNAME_PROTO
- int gethostname(char *, int);
- #endif
- #ifndef HAVE_ISFDTYPE_PROTO
- int isfdtype(int, int);
- #endif
- #ifndef HAVE_PSELECT_PROTO
- int pselect(int, fd_set *, fd_set *, fd_set *,
- const struct timespec *, const sigset_t *);
- #endif
- #ifndef HAVE_SNPRINTF_PROTO
- int snprintf(char *, size_t, const char *, ...);
- #endif
- /* prototypes for our own library wrapper functions */
- char *Gf_time(void);
- void Lock_reg(int, int, int, off_t, int, off_t);
- pid_t Lock_test(int, int, off_t, int, off_t);
- void *My_shm(size_t);
- char *Px_ipc_name(const char *);
- int Readable_timeo(int, int);
- ssize_t Readline(int, void *, size_t);
- ssize_t Readn(int, void *, size_t);
- void Set_concurrency(int);
- Sigfunc *Signal(int, Sigfunc *);
- Sigfunc *Signal_intr(int, Sigfunc *);
- #ifdef HAVE_SIGINFO_T_STRUCT
- Sigfunc_rt *Signal_rt(int, Sigfunc_rt *);
- Sigfunc_rt *Signal_rt_intr(int, Sigfunc_rt *);
- #endif
- void Sleep_us(unsigned int);
- void Start_time(void);
- double Stop_time(void);
- void Touch(void *, int);
- int Writable_timeo(int, int);
- void Writen(int, void *, size_t);
- /* prototypes for our Unix wrapper functions */
- void *Calloc(size_t, size_t);
- void Close(int);
- void Dup2(int, int);
- int Fcntl(int, int, void *);
- pid_t Fork(void);
- long Fpathconf(int, int);
- void Fstat(int, struct stat *);
- key_t Ftok(const char *, int);
- void Ftruncate(int, off_t);
- int Getopt(int, char *const *, const char *);
- void Gettimeofday(struct timeval *, void *);
- int Ioctl(int, int, void *);
- void Kill(pid_t, int);
- off_t Lseek(int, off_t, int);
- void *Malloc(size_t);
- void Mkfifo(const char *, mode_t);
- void Mktemp(char *);
- void *Mmap(void *, size_t, int, int, int, off_t);
- void Munmap(void *, size_t);
- int Open(const char *, int, ...);
- long Pathconf(const char *, int);
- void Pipe(int *fds);
- ssize_t Read(int, void *, size_t);
- int Select(int, fd_set *, fd_set *, fd_set *, struct timeval *);
- void Sigaddset(sigset_t *, int);
- void Sigdelset(sigset_t *, int);
- void Sigemptyset(sigset_t *);
- void Sigfillset(sigset_t *);
- int Sigismember(const sigset_t *, int);
- void Sigpending(sigset_t *);
- void Sigprocmask(int, const sigset_t *, sigset_t *);
- #ifdef HAVE_SIGINFO_T_STRUCT
- void Sigqueue(pid_t, int, const union sigval);
- #endif
- #ifdef HAVE_SIGWAIT
- void Sigwait(const sigset_t *, int *);
- #endif
- void Stat(const char *, struct stat *);
- char *Strdup(const char *);
- long Sysconf(int);
- void Sysctl(int *, u_int, void *, size_t *, void *, size_t);
- void Unlink(const char *);
- void *Valloc(size_t);
- pid_t Wait(int *);
- pid_t Waitpid(pid_t, int *, int);
- void Write(int, void *, size_t);
- #ifdef HAVE_MQUEUE_H
- /* 4Posix message queues */
- mqd_t Mq_open(const char *, int, ...);
- void Mq_close(mqd_t);
- void Mq_unlink(const char *pathname);
- void Mq_send(mqd_t, const char *, size_t, unsigned int);
- ssize_t Mq_receive(mqd_t, char *, size_t, unsigned int *);
- void Mq_notify(mqd_t, const struct sigevent *);
- void Mq_getattr(mqd_t, struct mq_attr *);
- void Mq_setattr(mqd_t, const struct mq_attr *, struct mq_attr *);
- #endif /* HAVE_MQUEUE_H */
- #ifdef HAVE_SEMAPHORE_H
- /* 4Posix semaphores */
- sem_t *Sem_open(const char *, int, ...);
- void Sem_close(sem_t *);
- void Sem_unlink(const char *);
- void Sem_init(sem_t *, int, unsigned int);
- void Sem_destroy(sem_t *);
- void Sem_wait(sem_t *);
- int Sem_trywait(sem_t *);
- void Sem_post(sem_t *);
- void Sem_getvalue(sem_t *, int *);
- #endif /* HAVE_SEMAPHORE_H */
- /* Note that <sys/mman.h> is defined on some systems that do not support
- * Posix shared memory (e.g., 4.4BSD), because this header predates Posix
- * and appears on any system that supports mmap(). Therefore we cannot
- * use this to determine whether the implementation supports Posix shared
- * memory or not. We use our own HAVE_SHM_OPEN_PROTO symbol.
- */
- #ifdef HAVE_SHM_OPEN_PROTO
- /* 4Posix shared memory */
- int Shm_open(const char *, int, mode_t);
- void Shm_unlink(const char *);
- #endif
- #ifdef HAVE_SYS_MSG_H
- /* 4System V message queues */
- int Msgget(key_t key, int flag);
- void Msgctl(int, int, struct msqid_ds *);
- void Msgsnd(int, const void *, size_t, int);
- ssize_t Msgrcv(int, void *, size_t, int, int);
- #endif /* HAVE_SYS_MSG_H */
- #ifdef HAVE_SYS_SEM_H
- /* 4System V semaphores */
- int Semget(key_t, int, int);
- int Semctl(int, int, int, ...);
- void Semop(int, struct sembuf *, size_t);
- #endif /* HAVE_SYS_SEM_H */
- #ifdef HAVE_SYS_SHM_H
- /* 4System V shared memory */
- int Shmget(key_t, size_t, int);
- void *Shmat(int, const void *, int);
- void Shmdt(const void *);
- void Shmctl(int, int, struct shmid_ds *);
- #endif /* HAVE_SYS_SHM_H */
- /* prototypes for our stdio wrapper functions */
- void Fclose(FILE *);
- FILE *Fdopen(int, const char *);
- char *Fgets(char *, int, FILE *);
- FILE *Fopen(const char *, const char *);
- void Fputs(const char *, FILE *);
- FILE *Popen(const char *, const char *);
- int Pclose(FILE *);
- #ifdef HAVE_FATTACH
- void Fattach(int, const char *);
- #endif
- #ifdef HAVE_POLL
- int Poll(struct pollfd *, unsigned long, int);
- #endif
- void err_dump(const char *, ...);
- void err_msg(const char *, ...);
- void err_quit(const char *, ...);
- void err_ret(const char *, ...);
- void err_sys(const char *, ...);
- /* prototypes for our pthread wrapper functions */
- void Pthread_attr_init(pthread_attr_t *);
- void Pthread_attr_destroy(pthread_attr_t *);
- void Pthread_attr_setdetachstate(pthread_attr_t *, int);
- void Pthread_attr_setscope(pthread_attr_t *, int);
- void Pthread_create(pthread_t *, const pthread_attr_t *,
- void * (*)(void *), void *);
- void Pthread_join(pthread_t, void **);
- void Pthread_detach(pthread_t);
- void Pthread_kill(pthread_t, int);
- void Pthread_setcancelstate(int, int *);
- void Pthread_mutexattr_init(pthread_mutexattr_t *);
- void Pthread_mutexattr_destroy(pthread_mutexattr_t *);
- void Pthread_mutexattr_setpshared(pthread_mutexattr_t *, int);
- void Pthread_mutex_init(pthread_mutex_t *, pthread_mutexattr_t *);
- void Pthread_mutex_destroy(pthread_mutex_t *);
- void Pthread_mutex_lock(pthread_mutex_t *);
- void Pthread_mutex_unlock(pthread_mutex_t *);
- void Pthread_condattr_init(pthread_condattr_t *);
- void Pthread_condattr_destroy(pthread_condattr_t *);
- void Pthread_condattr_setpshared(pthread_condattr_t *, int);
- void Pthread_cond_broadcast(pthread_cond_t *);
- void Pthread_cond_signal(pthread_cond_t *);
- void Pthread_cond_wait(pthread_cond_t *, pthread_mutex_t *);
- void Pthread_cond_timedwait(pthread_cond_t *, pthread_mutex_t *,
- const struct timespec *);
- void Pthread_key_create(pthread_key_t *, void (*)(void *));
- void Pthread_setspecific(pthread_key_t, const void *);
- void Pthread_once(pthread_once_t *, void (*)(void));
- long pr_thread_id(pthread_t *);
- #ifdef HAVE_DOOR_H
- /* typedefs to simplify declarations */
- typedef void Door_server_proc(void *, char *, size_t, door_desc_t *, size_t);
- typedef void Door_create_proc(door_info_t *);
- /* prototypes for our doors wrapper functions */
- void Door_bind(int);
- void Door_call(int, door_arg_t *);
- int Door_create(Door_server_proc *, void *, u_int);
- void Door_cred(door_cred_t *);
- void Door_info(int, door_info_t *);
- void Door_return(char *, size_t, door_desc_t *, size_t);
- void Door_revoke(int);
- void Door_unbind(void);
- Door_create_proc *Door_server_create(Door_create_proc *);
- #endif /* HAVE_DOOR_H */
- #ifdef HAVE_RPC_RPC_H
- CLIENT *Clnt_create(const char *, u_long, u_long, const char *);
- void Clnt_control(CLIENT *, u_int, char *);
- #endif
- #endif /* __unpipc_h */
-
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原文地址:https://www.cnblogs.com/wzf365/p/3896374.html
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