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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 */
unp.h
/* include unph */
/* Our own header. Tabs are set for 4 spaces, not 8 */
#ifndef __unp_h
#define __unp_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
acsite.m4 also, for configure's tests. */
#include <sys/types.h> /* basic system data types */
#include <sys/socket.h> /* basic socket definitions */
#include <sys/time.h> /* timeval{} for select() */
#include <time.h> /* timespec{} for pselect() */
#include <netinet/in.h> /* sockaddr_in{} and other Internet defns */
#include <arpa/inet.h> /* inet(3) functions */
#include <errno.h>
#include <fcntl.h> /* for nonblocking */
#include <netdb.h>
#include <signal.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <sys/stat.h> /* for S_xxx file mode constants */
#include <sys/uio.h> /* for iovec{} and readv/writev */
#include <unistd.h>
#include <sys/wait.h>
#include <sys/un.h> /* for Unix domain sockets */
#ifdef HAVE_SYS_SELECT_H
# include <sys/select.h> /* for convenience */
#endif
#ifdef HAVE_SYS_SYSCTL_H
# include <sys/sysctl.h>
#endif
#ifdef HAVE_POLL_H
# include <poll.h> /* for convenience */
#endif
#ifdef HAVE_STRINGS_H
# include <strings.h> /* for convenience */
#endif
/* 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_SYS_SOCKIO_H
# include <sys/sockio.h>
#endif
#ifdef HAVE_PTHREAD_H
# include <pthread.h>
#endif
#ifdef HAVE_NET_IF_DL_H
# include <net/if_dl.h>
#endif
/* OSF/1 actually disables recv() and send() in <sys/socket.h> */
#ifdef __osf__
#undef recv
#undef send
#define recv(a,b,c,d) recvfrom(a,b,c,d,0,0)
#define send(a,b,c,d) sendto(a,b,c,d,0,0)
#endif
#ifndef INADDR_NONE
/* $$.Ic INADDR_NONE$$ */
#define INADDR_NONE 0xffffffff /* should have been in <netinet/in.h> */
#endif
#ifndef SHUT_RD /* these three Posix.1g names are quite new */
#define SHUT_RD 0 /* shutdown for reading */
#define SHUT_WR 1 /* shutdown for writing */
#define SHUT_RDWR 2 /* shutdown for reading and writing */
/* $$.Ic SHUT_RD$$ */
/* $$.Ic SHUT_WR$$ */
/* $$.Ic SHUT_RDWR$$ */
#endif
/* *INDENT-OFF* */
#ifndef INET_ADDRSTRLEN
/* $$.Ic INET_ADDRSTRLEN$$ */
#define INET_ADDRSTRLEN 16 /* "ddd.ddd.ddd.ddd\0"
1234567890123456 */
#endif
/* Define following even if IPv6 not supported, so we can always allocate
an adequately-sized buffer, without #ifdefs in the code. */
#ifndef INET6_ADDRSTRLEN
/* $$.Ic INET6_ADDRSTRLEN$$ */
#define INET6_ADDRSTRLEN 46 /* max size of IPv6 address string:
"xxxx:xxxx:xxxx:xxxx:xxxx:xxxx:xxxx:xxxx" or
"xxxx:xxxx:xxxx:xxxx:xxxx:xxxx:ddd.ddd.ddd.ddd\0"
1234567890123456789012345678901234567890123456 */
#endif
/* *INDENT-ON* */
/* Define bzero() as a macro if it's not in standard C library. */
#ifndef HAVE_BZERO
#define bzero(ptr,n) memset(ptr, 0, n)
/* $$.If bzero$$ */
/* $$.If memset$$ */
#endif
/* Older resolvers do not have gethostbyname2() */
#ifndef HAVE_GETHOSTBYNAME2
#define gethostbyname2(host,family) gethostbyname((host))
#endif
/* The structure returned by recvfrom_flags() */
struct in_pktinfo {
struct in_addr ipi_addr; /* dst IPv4 address */
int ipi_ifindex;/* received interface index */
};
/* $$.It in_pktinfo$$ */
/* $$.Ib ipi_addr$$ */
/* $$.Ib ipi_ifindex$$ */
/* We need the newer CMSG_LEN() and CMSG_SPACE() macros, but few
implementations support them today. These two macros really need
an ALIGN() macro, but each implementation does this differently. */
#ifndef CMSG_LEN
/* $$.Ic CMSG_LEN$$ */
#define CMSG_LEN(size) (sizeof(struct cmsghdr) + (size))
#endif
#ifndef CMSG_SPACE
/* $$.Ic CMSG_SPACE$$ */
#define CMSG_SPACE(size) (sizeof(struct cmsghdr) + (size))
#endif
/* Posix.1g requires the SUN_LEN() macro but not all implementations DefinE
it (yet). Note that this 4.4BSD macro works regardless whether there is
a length field or not. */
#ifndef SUN_LEN
/* $$.Im SUN_LEN$$ */
# define SUN_LEN(su) \
(sizeof(*(su)) - sizeof((su)->sun_path) + strlen((su)->sun_path))
#endif
/* Posix.1g renames "Unix domain" as "local IPC".
But not all systems DefinE AF_LOCAL and PF_LOCAL (yet). */
#ifndef AF_LOCAL
#define AF_LOCAL AF_UNIX
#endif
#ifndef PF_LOCAL
#define PF_LOCAL PF_UNIX
#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 */
/* $$.Ic INFTIM$$ */
#ifdef HAVE_POLL_H
#define INFTIM_UNPH /* tell unpxti.h we defined it */
#endif
#endif
/* Following could be derived from SOMAXCONN in <sys/socket.h>, but many
kernels still #define it as 5, while actually supporting many more */
#define LISTENQ 1024 /* 2nd argument to listen() */
/* Miscellaneous constants */
#define MAXLINE 4096 /* max text line length */
#define MAXSOCKADDR 128 /* max socket address structure size */
#define BUFFSIZE 8192 /* buffer size for reads and writes */
/* Define some port number that can be used for client-servers */
#define SERV_PORT 9877 /* TCP and UDP client-servers */
#define SERV_PORT_STR "9877" /* TCP and UDP client-servers */
#define UNIXSTR_PATH "/tmp/unix.str" /* Unix domain stream cli-serv */
#define UNIXDG_PATH "/tmp/unix.dg" /* Unix domain datagram cli-serv */
/* $$.ix [LISTENQ]~constant,~definition~of$$ */
/* $$.ix [MAXLINE]~constant,~definition~of$$ */
/* $$.ix [MAXSOCKADDR]~constant,~definition~of$$ */
/* $$.ix [BUFFSIZE]~constant,~definition~of$$ */
/* $$.ix [SERV_PORT]~constant,~definition~of$$ */
/* $$.ix [UNIXSTR_PATH]~constant,~definition~of$$ */
/* $$.ix [UNIXDG_PATH]~constant,~definition~of$$ */
/* Following shortens all the type casts of pointer arguments */
#define SA struct sockaddr
#define FILE_MODE (S_IRUSR | S_IWUSR | S_IRGRP | S_IROTH)
/* default file access permissions for new files */
#define DIR_MODE (FILE_MODE | S_IXUSR | S_IXGRP | S_IXOTH)
/* default permissions for new directories */
typedef void Sigfunc(int); /* for signal handlers */
#define min(a,b) ((a) < (b) ? (a) : (b))
#define max(a,b) ((a) > (b) ? (a) : (b))
#ifndef HAVE_ADDRINFO_STRUCT
# include "../lib/addrinfo.h"
#endif
#ifndef HAVE_IF_NAMEINDEX_STRUCT
struct if_nameindex {
unsigned int if_index; /* 1, 2, ... */
char *if_name; /* null terminated name: "le0", ... */
};
/* $$.It if_nameindex$$ */
/* $$.Ib if_index$$ */
/* $$.Ib if_name$$ */
#endif
#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
/* end unph */
/* prototypes for our own library functions */
int connect_nonb(int, const SA *, socklen_t, int);
int connect_timeo(int, const SA *, socklen_t, int);
void daemon_init(const char *, int);
void daemon_inetd(const char *, int);
void dg_cli(FILE *, int, const SA *, socklen_t);
void dg_echo(int, SA *, socklen_t);
int family_to_level(int);
char *gf_time(void);
void heartbeat_cli(int, int, int);
void heartbeat_serv(int, int, int);
struct addrinfo *host_serv(const char *, const char *, int, int);
int inet_srcrt_add(char *, int);
u_char *inet_srcrt_init(void);
void inet_srcrt_print(u_char *, int);
char **my_addrs(int *);
int readable_timeo(int, int);
ssize_t readline(int, void *, size_t);
ssize_t readn(int, void *, size_t);
ssize_t read_fd(int, void *, size_t, int *);
ssize_t recvfrom_flags(int, void *, size_t, int *, SA *, socklen_t *,
struct in_pktinfo *);
Sigfunc *signal_intr(int, Sigfunc *);
int sock_bind_wild(int, int);
int sock_cmp_addr(const SA *, const SA *, socklen_t);
int sock_cmp_port(const SA *, const SA *, socklen_t);
int sock_get_port(const SA *, socklen_t);
void sock_set_addr(SA *, socklen_t, const void *);
void sock_set_port(SA *, socklen_t, int);
void sock_set_wild(SA *, socklen_t);
char *sock_ntop(const SA *, socklen_t);
char *sock_ntop_host(const SA *, socklen_t);
int sockfd_to_family(int);
void str_echo(int);
void str_cli(FILE *, int);
int tcp_connect(const char *, const char *);
int tcp_listen(const char *, const char *, socklen_t *);
void tv_sub(struct timeval *, struct timeval *);
int udp_client(const char *, const char *, void **, socklen_t *);
int udp_connect(const char *, const char *);
int udp_server(const char *, const char *, socklen_t *);
int writable_timeo(int, int);
ssize_t writen(int, const void *, size_t);
ssize_t write_fd(int, void *, size_t, int);
#ifdef MCAST
int mcast_leave(int, const SA *, socklen_t);
int mcast_join(int, const SA *, socklen_t, const char *, u_int);
int mcast_leave_source_group(int sockfd, const SA *src, socklen_t srclen,
const SA *grp, socklen_t grplen);
int mcast_join_source_group(int sockfd, const SA *src, socklen_t srclen,
const SA *grp, socklen_t grplen,
const char *ifname, u_int ifindex);
int mcast_block_source(int sockfd, const SA *src, socklen_t srclen,
const SA *grp, socklen_t grplen);
int mcast_unblock_source(int sockfd, const SA *src, socklen_t srclen,
const SA *grp, socklen_t grplen);
int mcast_get_if(int);
int mcast_get_loop(int);
int mcast_get_ttl(int);
int mcast_set_if(int, const char *, u_int);
int mcast_set_loop(int, int);
int mcast_set_ttl(int, int);
void Mcast_leave(int, const SA *, socklen_t);
void Mcast_join(int, const SA *, socklen_t, const char *, u_int);
void Mcast_leave_source_group(int sockfd, const SA *src, socklen_t srclen,
const SA *grp, socklen_t grplen);
void Mcast_join_source_group(int sockfd, const SA *src, socklen_t srclen,
const SA *grp, socklen_t grplen,
const char *ifname, u_int ifindex);
void Mcast_block_source(int sockfd, const SA *src, socklen_t srclen,
const SA *grp, socklen_t grplen);
void Mcast_unblock_source(int sockfd, const SA *src, socklen_t srclen,
const SA *grp, socklen_t grplen);
int Mcast_get_if(int);
int Mcast_get_loop(int);
int Mcast_get_ttl(int);
void Mcast_set_if(int, const char *, u_int);
void Mcast_set_loop(int, int);
void Mcast_set_ttl(int, int);
#endif
unsigned short in_cksum(unsigned short *, int);
#ifndef HAVE_GETADDRINFO_PROTO
int getaddrinfo(const char *, const char *, const struct addrinfo *,
struct addrinfo **);
void freeaddrinfo(struct addrinfo *);
char *gai_strerror(int);
#endif
#ifndef HAVE_GETNAMEINFO_PROTO
int getnameinfo(const SA *, socklen_t, char *, size_t, char *, size_t, int);
#endif
#ifndef HAVE_GETHOSTNAME_PROTO
int gethostname(char *, int);
#endif
#ifndef HAVE_HSTRERROR_PROTO
const char *hstrerror(int);
#endif
#ifndef HAVE_IF_NAMETOINDEX_PROTO
unsigned int if_nametoindex(const char *);
char *if_indextoname(unsigned int, char *);
void if_freenameindex(struct if_nameindex *);
struct if_nameindex *if_nameindex(void);
#endif
#ifndef HAVE_INET_PTON_PROTO
int inet_pton(int, const char *, void *);
const char *inet_ntop(int, const void *, char *, size_t);
#endif
#ifndef HAVE_INET_ATON_PROTO
int inet_aton(const char *, struct in_addr *);
#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_SOCKATMARK_PROTO
int sockatmark(int);
#endif
#ifndef HAVE_SNPRINTF_PROTO
int snprintf(char *, size_t, const char *, ...);
#endif
/* prototypes for our own library wrapper functions */
void Connect_timeo(int, const SA *, socklen_t, int);
int Family_to_level(int);
struct addrinfo *Host_serv(const char *, const char *, int, int);
const char *Inet_ntop(int, const void *, char *, size_t);
void Inet_pton(int, const char *, void *);
char *If_indextoname(unsigned int, char *);
unsigned int If_nametoindex(const char *);
struct if_nameindex *If_nameindex(void);
char **My_addrs(int *);
ssize_t Read_fd(int, void *, size_t, int *);
int Readable_timeo(int, int);
ssize_t Recvfrom_flags(int, void *, size_t, int *, SA *, socklen_t *,
struct in_pktinfo *);
Sigfunc *Signal(int, Sigfunc *);
Sigfunc *Signal_intr(int, Sigfunc *);
int Sock_bind_wild(int, int);
char *Sock_ntop(const SA *, socklen_t);
char *Sock_ntop_host(const SA *, socklen_t);
int Sockfd_to_family(int);
int Tcp_connect(const char *, const char *);
int Tcp_listen(const char *, const char *, socklen_t *);
int Udp_client(const char *, const char *, void **, socklen_t *);
int Udp_connect(const char *, const char *);
int Udp_server(const char *, const char *, socklen_t *);
ssize_t Write_fd(int, void *, size_t, int);
int Writable_timeo(int, int);
/* prototypes for our Unix wrapper functions: see {Sec errors} */
void *Calloc(size_t, size_t);
void Close(int);
void Dup2(int, int);
int Fcntl(int, int, int);
void Gettimeofday(struct timeval *, void *);
int Ioctl(int, int, void *);
pid_t Fork(void);
void *Malloc(size_t);
int Mkstemp(char *);
void *Mmap(void *, size_t, int, int, int, off_t);
int Open(const char *, int, mode_t);
void Pipe(int *fds);
ssize_t Read(int, void *, size_t);
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 *);
char *Strdup(const char *);
long Sysconf(int);
void Sysctl(int *, u_int, void *, size_t *, void *, size_t);
void Unlink(const char *);
pid_t Wait(int *);
pid_t Waitpid(pid_t, int *, int);
void Write(int, void *, size_t);
/* prototypes for our stdio wrapper functions: see {Sec errors} */
void Fclose(FILE *);
FILE *Fdopen(int, const char *);
char *Fgets(char *, int, FILE *);
FILE *Fopen(const char *, const char *);
void Fputs(const char *, FILE *);
/* prototypes for our socket wrapper functions: see {Sec errors} */
int Accept(int, SA *, socklen_t *);
void Bind(int, const SA *, socklen_t);
void Connect(int, const SA *, socklen_t);
void Getpeername(int, SA *, socklen_t *);
void Getsockname(int, SA *, socklen_t *);
void Getsockopt(int, int, int, void *, socklen_t *);
int Isfdtype(int, int);
void Listen(int, int);
#ifdef HAVE_POLL
int Poll(struct pollfd *, unsigned long, int);
#endif
ssize_t Readline(int, void *, size_t);
ssize_t Readn(int, void *, size_t);
ssize_t Recv(int, void *, size_t, int);
ssize_t Recvfrom(int, void *, size_t, int, SA *, socklen_t *);
ssize_t Recvmsg(int, struct msghdr *, int);
int Select(int, fd_set *, fd_set *, fd_set *, struct timeval *);
void Send(int, const void *, size_t, int);
void Sendto(int, const void *, size_t, int, const SA *, socklen_t);
void Sendmsg(int, const struct msghdr *, int);
void Setsockopt(int, int, int, const void *, socklen_t);
void Shutdown(int, int);
int Sockatmark(int);
int Socket(int, int, int);
void Socketpair(int, int, int, int *);
void Writen(int, void *, size_t);
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 *, ...);
#endif /* __unp_h */
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