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
syscall_arg__scnprintf_msg_flags(char * bf,size_t size,struct syscall_arg * arg)21 static 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
65