+++ /dev/null
-/* Gapil.h
- *
- * Copyright (C) 2002 Simone Piccardi
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or (at
- * your option) any later version.
- *
- * This program is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
- */
-/*****************************************************************************
- *
- * File Gapil.h:
- * Set of definition for service routines
- *
- * Author: S. Piccardi
- *
- * $Id: Gapil.h,v 1.8 2003/02/26 21:37:36 piccardi Exp $
- *
- *****************************************************************************/
-#include <sys/sem.h> /* IPC semaphore declarations */
-#include <sys/shm.h> /* IPC shared memory declarations */
-#include <sys/types.h>
-#include <sys/stat.h>
-#include <unistd.h> /* unix standard functions */
-#include <fcntl.h> /* file control (lock) functions */
-#include <signal.h> /* signal handling declarations */
-#include <dirent.h> /* directory scan functions */
-/*
- * Definition of semun struct; used to implement a MutexXXXX API To
- * create a Mutex use an underlaying semaphore and init it; we put
- * here all the needed data structures
- */
-/* use this definition, get from the man pages */
-#if defined(__GNU_LIBRARY__) && !defined(_SEM_SEMUN_UNDEFINED)
-/* union semun is defined by including <sys/sem.h> */
-#else
-/* according to X/OPEN we have to define it ourselves */
-union semun {
- int val; /* value for SETVAL */
- struct semid_ds *buf; /* buffer for IPC_STAT, IPC_SET */
- unsigned short int *array; /* array for GETALL, SETALL */
- struct seminfo *__buf; /* buffer for IPC_INFO */
-};
-#endif
-/*
- * Mutex handling Functions
- */
-/* Function MutexCreate: create a mutex. See Mutex.c */
-inline int MutexCreate(key_t ipc_key);
-/* Function MutexFind: get the mutex ID given fomr IPC key. See Mutex.c */
-inline int MutexFind(key_t ipc_key);
-/* Function MutexRead: read the current value of the mutex. See Mutex.c */
-inline int MutexRead(int sem_id);
-/* Function MutexLock: to lock a mutex/semaphore. See Mutex.c */
-inline int MutexLock(int sem_id);
-/* Function MutexUnlock: to unlock a mutex/semaphore. See Mutex.c */
-inline int MutexUnlock(int sem_id);
-/* Function MutexRemove: remove the mutex/semphore. See Mutex.c */
-inline int MutexRemove(int sem_id);
-/* Function CreateMutex: create a mutex (using file locking). See Mutex.c */
-inline int CreateMutex(const char *path_name);
-/* Function UnlockMutex: find a mutex (using file locking). See Mutex.c */
-inline int FindMutex(const char *path_name);
-/* Function LockMutex: acquire a mutex (using file locking). See Mutex.c */
-inline int LockMutex(int fd);
-/* Function UnlockMutex: release a mutex (using file locking). See Mutex.c */
-inline int UnlockMutex(int fd);
-/* Function ReadMutex: read a mutex (using file locking). See Mutex.c */
-inline int ReadMutex(int fd);
-/* Function RemoveMutex: remove a mutex (using file locking). See Mutex.c */
-inline int RemoveMutex(const char *path_name);
-/*
- * Lock files function: to create and destroy lock files
- */
-/* Function LockFile: create a lock file. See FileLock.c */
-inline int LockFile(const char* path_name);
-/* Function UnlockFile: remove a lock file. See FileLock.c */
-inline int UnlockFile(const char* path_name);
-/*
- * Signal Handling Functions
- */
-typedef void SigFunc(int);
-/* Function Signal: Initialize a signal handler. See SigHand.c */
-SigFunc * Signal(int signo, SigFunc *func);
-/* Function HandSigCHLD: to handle SIGCHILD. See SigHand.c */
-void HandSigCHLD(int sig);
-/*
- * Socket service functions
- */
-/* Function FullRead: to read from a socket. See FullRead.c */
-ssize_t FullRead(int fd, void *buf, size_t count);
-/* Function FullWrite: to read from a socket. See FullWrite.c */
-ssize_t FullWrite(int fd, const void *buf, size_t count);
-/*
- * File miscellaneous
- */
-/* Function DirScan: simple scan for a directory. See DirScan.c */
-int DirScan(char * dirname, int(*compute)(struct dirent *));
-/*
- * Shared memory handling functions. See SharedMem.c
- */
-/* Function ShmCreate: create a SysV shared memory */
-void * ShmCreate(key_t ipc_key, int shm_size, int perm, int fill);
-/* Function ShmFind: find an existing SysV shared memory */
-void * ShmFind(key_t ipc_key, int shm_size);
-/* Function ShmRemove: remove a SysV shared memory */
-int ShmRemove(key_t ipc_key, void * shm_ptr);
-/* Function CreateShm: create a POSIX shared memory */
-void * CreateShm(char * shm_name, off_t shm_size, int perm, int fill);
-/* Function FindShm: find an existing POSIX shared memory */
-void * FindShm(char * shm_name, off_t shm_size);
-/* Function RemoveShm: remove a POSIX shared memory */
-int RemoveShm(char * shm_name);
projects / gapil.git / blobdiff