1// SPDX-License-Identifier: LGPL-2.1
 2#include <sys/types.h>
 3#include <sys/socket.h>
 4
 5#ifndef MSG_PROBE
 6#define MSG_PROBE		     0x10
 7#endif
 8#ifndef MSG_WAITFORONE
 9#define MSG_WAITFORONE		   0x10000
10#endif
11#ifndef MSG_SENDPAGE_NOTLAST
12#define MSG_SENDPAGE_NOTLAST	   0x20000
13#endif
14#ifndef MSG_FASTOPEN
15#define MSG_FASTOPEN		0x20000000
16#endif
17#ifndef MSG_CMSG_CLOEXEC
18# define MSG_CMSG_CLOEXEC	0x40000000
19#endif
20
21static size_t syscall_arg__scnprintf_msg_flags(char *bf, size_t size,
22					       struct syscall_arg *arg)
23{
24	bool show_prefix = arg->show_string_prefix;
25	const char *prefix = "MSG_";
26	int printed = 0, flags = arg->val;
27
28	if (flags == 0)
29		return scnprintf(bf, size, "NONE");
30#define	P_MSG_FLAG(n) \
31	if (flags & MSG_##n) { \
32		printed += scnprintf(bf + printed, size - printed, "%s%s%s", printed ? "|" : "", show_prefix ? prefix : "", #n); \
33		flags &= ~MSG_##n; \
34	}
35
36	P_MSG_FLAG(OOB);
37	P_MSG_FLAG(PEEK);
38	P_MSG_FLAG(DONTROUTE);
39	P_MSG_FLAG(CTRUNC);
40	P_MSG_FLAG(PROBE);
41	P_MSG_FLAG(TRUNC);
42	P_MSG_FLAG(DONTWAIT);
43	P_MSG_FLAG(EOR);
44	P_MSG_FLAG(WAITALL);
45	P_MSG_FLAG(FIN);
46	P_MSG_FLAG(SYN);
47	P_MSG_FLAG(CONFIRM);
48	P_MSG_FLAG(RST);
49	P_MSG_FLAG(ERRQUEUE);
50	P_MSG_FLAG(NOSIGNAL);
51	P_MSG_FLAG(MORE);
52	P_MSG_FLAG(WAITFORONE);
53	P_MSG_FLAG(SENDPAGE_NOTLAST);
54	P_MSG_FLAG(FASTOPEN);
55	P_MSG_FLAG(CMSG_CLOEXEC);
56#undef P_MSG_FLAG
57
58	if (flags)
59		printed += scnprintf(bf + printed, size - printed, "%s%#x", printed ? "|" : "", flags);
60
61	return printed;
62}
63
64#define SCA_MSG_FLAGS syscall_arg__scnprintf_msg_flags