2016-07-06 01:43:27 +08:00
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#include <sys/types.h>
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#include <sys/stat.h>
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#include <fcntl.h>
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2016-05-06 21:02:32 +08:00
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static size_t syscall_arg__scnprintf_open_flags(char *bf, size_t size,
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struct syscall_arg *arg)
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{
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int printed = 0, flags = arg->val;
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if (!(flags & O_CREAT))
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arg->mask |= 1 << (arg->idx + 1); /* Mask the mode parm */
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if (flags == 0)
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return scnprintf(bf, size, "RDONLY");
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#define P_FLAG(n) \
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if (flags & O_##n) { \
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printed += scnprintf(bf + printed, size - printed, "%s%s", printed ? "|" : "", #n); \
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flags &= ~O_##n; \
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}
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P_FLAG(APPEND);
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P_FLAG(ASYNC);
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P_FLAG(CLOEXEC);
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P_FLAG(CREAT);
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P_FLAG(DIRECT);
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P_FLAG(DIRECTORY);
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P_FLAG(EXCL);
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P_FLAG(LARGEFILE);
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P_FLAG(NOATIME);
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P_FLAG(NOCTTY);
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#ifdef O_NONBLOCK
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P_FLAG(NONBLOCK);
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#elif O_NDELAY
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P_FLAG(NDELAY);
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#endif
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#ifdef O_PATH
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P_FLAG(PATH);
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#endif
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P_FLAG(RDWR);
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#ifdef O_DSYNC
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if ((flags & O_SYNC) == O_SYNC)
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printed += scnprintf(bf + printed, size - printed, "%s%s", printed ? "|" : "", "SYNC");
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else {
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P_FLAG(DSYNC);
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}
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#else
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P_FLAG(SYNC);
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#endif
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P_FLAG(TRUNC);
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P_FLAG(WRONLY);
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#undef P_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_OPEN_FLAGS syscall_arg__scnprintf_open_flags
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