libsxmp/include/sxt/socket.h

/*
 * Secure eXtended Message Passing framework
 * Secure eXtended Transport layer implementation (libsxt).
 *
 * socket wrapper
 *
 * (c) Alexander Vdolainen 2016 <avdolainen@zoho.com>
 *
 * libsxmp is free software: you can redistribute it and/or modify it
 * under the terms of the GNU Lesser General Public License as published
 * by the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * libsxmp 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 Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.";
 *
 */

#ifndef __SXT_SOCKET_H__
#define __SXT_SOCKET_H__

enum {
  SXTSOCKET_NIL = 0,
  SXTSOCKET_ACTIVE,
  SXTSOCKET_DEAD,
  SXTSOCKET_CLOSED,
};

#define SXTSCK_RDR  (1 << 1)
#define SXTSCK_WRR  (1 << 2)
#define SXTSCT_TMO  (1 << 3)
#define SXTSCT_ERR  (1 << 4)

typedef struct __sxtsocket_type {
  uint8_t state;
  int fd;
} sxtsocket_t;

/* API */
sxtsocket_t *sxtsocket_new(void);

int sxtsocket_close(sxtsocket_t *);

int sxtsocket_setnb(sxtsocket_t *);

ssize_t sxtsocket_read(sxtsocket_t *, void *, size_t);

ssize_t sxtsocket_write(sxtsocket_t *, void *, size_t);

int sxtsocket_poll(sxtsocket_t **, int, sxtsocket_t **, int, int, int **,
                   int **);

void sxtsocket_free(sxtsocket_t *);

#endif /* __SXT_SOCKET_H__ */