diff options
Diffstat (limited to 'include/ouroboros/shm_ap_rbuff.h')
| -rw-r--r-- | include/ouroboros/shm_ap_rbuff.h | 52 |
1 files changed, 52 insertions, 0 deletions
diff --git a/include/ouroboros/shm_ap_rbuff.h b/include/ouroboros/shm_ap_rbuff.h new file mode 100644 index 00000000..070542b0 --- /dev/null +++ b/include/ouroboros/shm_ap_rbuff.h @@ -0,0 +1,52 @@ +/* + * Ouroboros - Copyright (C) 2016 + * + * Ring buffer for application processes + * + * Dimitri Staessens <dimitri.staessens@intec.ugent.be> + * Sander Vrijders <sander.vrijders@intec.ugent.be> + * + * 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. + */ + +#ifndef OUROBOROS_SHM_AP_RBUFF_H +#define OUROBOROS_SHM_AP_RBUFF_H + +#ifndef SHM_AP_RBUFF +#define SHM_AP_RBUFF "ouroboros_rb_" +#endif + +#ifndef SHM_RBUFF_SIZE +#define SHM_RBUFF_SIZE (1 << 12) +#endif + +#include <sys/types.h> + +struct shm_ap_rbuff; + +struct rb_entry { + size_t index; + int port_id; +}; + +struct shm_ap_rbuff * shm_ap_rbuff_create(); +struct shm_ap_rbuff * shm_ap_rbuff_open(); +void shm_ap_rbuff_close(struct shm_ap_rbuff * rb); +void shm_ap_rbuff_destroy(struct shm_ap_rbuff * rb); +int shm_ap_rbuff_write(struct shm_ap_rbuff * rb, + struct rb_entry * e); +struct rb_entry * shm_ap_rbuff_read(); + +#endif /* OUROBOROS_SHM_AP_RBUFF_H */ |