1 fb1a36c0 2022-01-09 op /*
 2 fb1a36c0 2022-01-09 op  * Copyright (c) 2021 Omar Polo <op@omarpolo.com>
 3 fb1a36c0 2022-01-09 op  *
 4 fb1a36c0 2022-01-09 op  * Permission to use, copy, modify, and distribute this software for any
 5 fb1a36c0 2022-01-09 op  * purpose with or without fee is hereby granted, provided that the above
 6 fb1a36c0 2022-01-09 op  * copyright notice and this permission notice appear in all copies.
 7 fb1a36c0 2022-01-09 op  *
 8 fb1a36c0 2022-01-09 op  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
 9 fb1a36c0 2022-01-09 op  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
10 fb1a36c0 2022-01-09 op  * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
11 fb1a36c0 2022-01-09 op  * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
12 fb1a36c0 2022-01-09 op  * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
13 fb1a36c0 2022-01-09 op  * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
14 fb1a36c0 2022-01-09 op  * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
15 fb1a36c0 2022-01-09 op  */
16 fb1a36c0 2022-01-09 op 
17 fb1a36c0 2022-01-09 op #ifndef UTILS_H
18 fb1a36c0 2022-01-09 op #define UTILS_H
19 fb1a36c0 2022-01-09 op 
20 fb1a36c0 2022-01-09 op #define MIN(a, b) ((a) < (b) ? (a) : (b))
21 fb1a36c0 2022-01-09 op 
22 fb1a36c0 2022-01-09 op struct imsgev {
23 fb1a36c0 2022-01-09 op 	struct imsgbuf	 ibuf;
24 fb1a36c0 2022-01-09 op 	void		(*handler)(int, short, void *);
25 fb1a36c0 2022-01-09 op 	struct event	 ev;
26 fb1a36c0 2022-01-09 op 	short		 events;
27 fb1a36c0 2022-01-09 op };
28 fb1a36c0 2022-01-09 op 
29 fb1a36c0 2022-01-09 op void	*xmalloc(size_t);
30 fb1a36c0 2022-01-09 op void	*xcalloc(size_t, size_t);
31 fb1a36c0 2022-01-09 op char	*xstrdup(const char *);
32 fb1a36c0 2022-01-09 op void	*xmemdup(const void *, size_t);
33 fb1a36c0 2022-01-09 op 
34 fb1a36c0 2022-01-09 op const char	*pp_msg_type(uint8_t);
35 fb1a36c0 2022-01-09 op const char	*pp_qid_type(uint8_t);
36 fb1a36c0 2022-01-09 op 
37 fb1a36c0 2022-01-09 op void		hexdump(const char *, uint8_t *data, size_t len);
38 fb1a36c0 2022-01-09 op 
39 fb1a36c0 2022-01-09 op void	imsg_event_add(struct imsgev *);
40 fb1a36c0 2022-01-09 op int	imsg_compose_event(struct imsgev *, uint16_t, uint32_t, pid_t,
41 fb1a36c0 2022-01-09 op 	    int, const void *, uint16_t);
42 fb1a36c0 2022-01-09 op 
43 fb1a36c0 2022-01-09 op #endif