1 /* sane - Scanner Access Now Easy.
2  * Copyright (C) 2007 Tower Technologies
3  * Author: Alessandro Zummo <a.zummo@towertech.it>
4  * This file is part of the SANE package.
5  *
6  * This file is in the public domain.  You may use and modify it as
7  * you see fit, as long as this copyright message is included and
8  * that there is an indication as to what modifications have been
9  * made (if any).
10  *
11  * SANE is distributed in the hope that it will be useful, but WITHOUT
12  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
13  * FITNESS FOR A PARTICULAR PURPOSE.
14  *
15  * Header file for UDP/IP communications.
16  */
17 
18 #ifndef sanei_udp_h
19 #define sanei_udp_h
20 
21 #include <sane/sane.h>
22 
23 #ifdef HAVE_WINSOCK2_H
24 #include <winsock2.h>
25 #endif
26 #ifdef HAVE_SYS_SOCKET_H
27 #include <netinet/in.h>
28 #include <netdb.h>
29 #endif
30 #ifdef HAVE_SYS_TYPES_H
31 #include <sys/types.h>
32 #endif
33 
34 extern SANE_Status sanei_udp_open(const char *host, int port, int *fdp);
35 extern SANE_Status sanei_udp_open_broadcast(int *fdp);
36 extern void sanei_udp_close(int fd);
37 extern void sanei_udp_set_nonblock(int fd, SANE_Bool nonblock);
38 extern ssize_t sanei_udp_write(int fd, const u_char * buf, int count);
39 extern ssize_t sanei_udp_read(int fd, u_char * buf, int count);
40 extern ssize_t sanei_udp_write_broadcast(int fd, int port, const u_char * buf, int count);
41 extern ssize_t sanei_udp_recvfrom(int fd, u_char * buf, int count, char **fromp);
42 
43 #endif /* sanei_udp_h */
44