73 lines
1.6 KiB
C
73 lines
1.6 KiB
C
// SPDX-License-Identifier: LGPL-2.1
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#include <sys/types.h>
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#include <sys/socket.h>
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#ifndef MSG_PROBE
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#define MSG_PROBE 0x10
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#endif
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#ifndef MSG_WAITFORONE
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#define MSG_WAITFORONE 0x10000
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#endif
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#ifndef MSG_BATCH
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#define MSG_BATCH 0x40000
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#endif
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#ifndef MSG_ZEROCOPY
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#define MSG_ZEROCOPY 0x4000000
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#endif
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#ifndef MSG_SPLICE_PAGES
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#define MSG_SPLICE_PAGES 0x8000000
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#endif
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#ifndef MSG_FASTOPEN
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#define MSG_FASTOPEN 0x20000000
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#endif
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#ifndef MSG_CMSG_CLOEXEC
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# define MSG_CMSG_CLOEXEC 0x40000000
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#endif
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static size_t syscall_arg__scnprintf_msg_flags(char *bf, size_t size,
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struct syscall_arg *arg)
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{
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bool show_prefix = arg->show_string_prefix;
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const char *prefix = "MSG_";
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int printed = 0, flags = arg->val;
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if (flags == 0)
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return scnprintf(bf, size, "NONE");
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#define P_MSG_FLAG(n) \
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if (flags & MSG_##n) { \
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printed += scnprintf(bf + printed, size - printed, "%s%s%s", printed ? "|" : "", show_prefix ? prefix : "", #n); \
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flags &= ~MSG_##n; \
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}
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P_MSG_FLAG(OOB);
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P_MSG_FLAG(PEEK);
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P_MSG_FLAG(DONTROUTE);
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P_MSG_FLAG(CTRUNC);
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P_MSG_FLAG(PROBE);
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P_MSG_FLAG(TRUNC);
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P_MSG_FLAG(DONTWAIT);
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P_MSG_FLAG(EOR);
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P_MSG_FLAG(WAITALL);
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P_MSG_FLAG(FIN);
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P_MSG_FLAG(SYN);
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P_MSG_FLAG(CONFIRM);
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P_MSG_FLAG(RST);
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P_MSG_FLAG(ERRQUEUE);
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P_MSG_FLAG(NOSIGNAL);
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P_MSG_FLAG(MORE);
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P_MSG_FLAG(WAITFORONE);
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P_MSG_FLAG(BATCH);
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P_MSG_FLAG(ZEROCOPY);
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P_MSG_FLAG(SPLICE_PAGES);
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P_MSG_FLAG(FASTOPEN);
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P_MSG_FLAG(CMSG_CLOEXEC);
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#undef P_MSG_FLAG
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if (flags)
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printed += scnprintf(bf + printed, size - printed, "%s%#x", printed ? "|" : "", flags);
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return printed;
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}
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#define SCA_MSG_FLAGS syscall_arg__scnprintf_msg_flags
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