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