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/*
unicap
Copyright (C) 2004 Arne Caspari
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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#ifndef __UNICAP_PRIVATE_H__
#define __UNICAP_PRIVATE_H__
#include <unicap.h>
#include <unicap_cpi.h>
#include <sys/types.h>
#include <sys/time.h>
#include <time.h>
#include <semaphore.h>
#define SHM_REG_VERSION 1
#define DLLEXPORT __declspec(dllexport)
struct _unicap_callback_info
{
unicap_callback_t func;
void *user_ptr;
} unicap_callback_info;
struct _unicap_shm_reg
{
int shm_reg_version;
char device_identifier[128];
int use_count;
pid_t stream_owner;
pid_t properties_owner;
} unicap_shm_reg;
struct unicap_device_lock
{
int have_stream_lock;
int temporary_stream_lock;
int have_ppty_lock;
int stream_lock_fd;
int ppty_lock_fd;
int stream_sem_id;
int property_sem_id;
};
struct _unicap_handle
{
unicap_device_t device;
struct _unicap_cpi cpi;
void *dlhandle;
void *cpi_data;
unsigned int cpi_flags;
key_t sem_key;
int sem_id;
int *ref_count;
struct unicap_device_lock *lock;
struct _unicap_callback_info *cb_info;
} unicap_handle;
struct unicap_data_buffer_private
{
unsigned int ref_count;
unicap_data_buffer_func_t free_func;
void *free_func_data;
unicap_data_buffer_func_t ref_func;
void *ref_func_data;
unicap_data_buffer_func_t unref_func;
void *unref_func_data;
void *user_data;
sem_t lock;
};
unicap_status_t unicap_real_enumerate_devices( int *count );
#endif //__UNICAP_PRIVATE_H__
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