LXR linux/tools/perf/trace/beauty/socket

   1// SPDX-License-Identifier: GPL-2.0
   2#include <sys/types.h>
   3#include <sys/socket.h>
   4
   5#ifndef SOCK_DCCP
   6# define SOCK_DCCP              6
   7#endif
   8
   9#ifndef SOCK_CLOEXEC
  10# define SOCK_CLOEXEC           02000000
  11#endif
  12
  13#ifndef SOCK_NONBLOCK
  14# define SOCK_NONBLOCK          00004000
  15#endif
  16
  17#ifndef SOCK_TYPE_MASK
  18#define SOCK_TYPE_MASK 0xf
  19#endif
  20
  21static size_t syscall_arg__scnprintf_socket_type(char *bf, size_t size, struct syscall_arg *arg)
  22{
  23        size_t printed;
  24        int type = arg->val,
  25            flags = type & ~SOCK_TYPE_MASK;
  26
  27        type &= SOCK_TYPE_MASK;
  28        /*
  29         * Can't use a strarray, MIPS may override for ABI reasons.
  30         */
  31        switch (type) {
  32#define P_SK_TYPE(n) case SOCK_##n: printed = scnprintf(bf, size, #n); break;
  33        P_SK_TYPE(STREAM);
  34        P_SK_TYPE(DGRAM);
  35        P_SK_TYPE(RAW);
  36        P_SK_TYPE(RDM);
  37        P_SK_TYPE(SEQPACKET);
  38        P_SK_TYPE(DCCP);
  39        P_SK_TYPE(PACKET);
  40#undef P_SK_TYPE
  41        default:
  42                printed = scnprintf(bf, size, "%#x", type);
  43        }
  44
  45#define P_SK_FLAG(n) \
  46        if (flags & SOCK_##n) { \
  47                printed += scnprintf(bf + printed, size - printed, "|%s", #n); \
  48                flags &= ~SOCK_##n; \
  49        }
  50
  51        P_SK_FLAG(CLOEXEC);
  52        P_SK_FLAG(NONBLOCK);
  53#undef P_SK_FLAG
  54
  55        if (flags)
  56                printed += scnprintf(bf + printed, size - printed, "|%#x", flags);
  57
  58        return printed;
  59}
  60
  61#define SCA_SK_TYPE syscall_arg__scnprintf_socket_type
  62