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1// SPDX-License-Identifier: LGPL-2.12// Copyright (C) 2018, Red Hat Inc, Arnaldo Carvalho de Melo <acme@redhat.com>3 4#include "trace/beauty/beauty.h"5#include <sys/socket.h>6#include <sys/types.h>7#include <sys/un.h>8#include <arpa/inet.h>9 10#include "trace/beauty/generated/sockaddr.c"11DEFINE_STRARRAY(socket_families, "PF_");12 13static size_t af_inet__scnprintf(struct sockaddr *sa, char *bf, size_t size)14{15 struct sockaddr_in *sin = (struct sockaddr_in *)sa;16 char tmp[16];17 return scnprintf(bf, size, ", port: %d, addr: %s", ntohs(sin->sin_port),18 inet_ntop(sin->sin_family, &sin->sin_addr, tmp, sizeof(tmp)));19}20 21static size_t af_inet6__scnprintf(struct sockaddr *sa, char *bf, size_t size)22{23 struct sockaddr_in6 *sin6 = (struct sockaddr_in6 *)sa;24 u32 flowinfo = ntohl(sin6->sin6_flowinfo);25 char tmp[512];26 size_t printed = scnprintf(bf, size, ", port: %d, addr: %s", ntohs(sin6->sin6_port),27 inet_ntop(sin6->sin6_family, &sin6->sin6_addr, tmp, sizeof(tmp)));28 if (flowinfo != 0)29 printed += scnprintf(bf + printed, size - printed, ", flowinfo: %lu", flowinfo);30 if (sin6->sin6_scope_id != 0)31 printed += scnprintf(bf + printed, size - printed, ", scope_id: %lu", sin6->sin6_scope_id);32 33 return printed;34}35 36static size_t af_local__scnprintf(struct sockaddr *sa, char *bf, size_t size)37{38 struct sockaddr_un *sun = (struct sockaddr_un *)sa;39 return scnprintf(bf, size, ", path: %s", sun->sun_path);40}41 42static size_t (*af_scnprintfs[])(struct sockaddr *sa, char *bf, size_t size) = {43 [AF_LOCAL] = af_local__scnprintf,44 [AF_INET] = af_inet__scnprintf,45 [AF_INET6] = af_inet6__scnprintf,46};47 48static size_t syscall_arg__scnprintf_augmented_sockaddr(struct syscall_arg *arg, char *bf, size_t size)49{50 struct sockaddr *sa = (struct sockaddr *)&arg->augmented.args->value;51 char family[32];52 size_t printed;53 54 strarray__scnprintf(&strarray__socket_families, family, sizeof(family), "%d", arg->show_string_prefix, sa->sa_family);55 printed = scnprintf(bf, size, "{ .family: %s", family);56 57 if (sa->sa_family < ARRAY_SIZE(af_scnprintfs) && af_scnprintfs[sa->sa_family])58 printed += af_scnprintfs[sa->sa_family](sa, bf + printed, size - printed);59 60 return printed + scnprintf(bf + printed, size - printed, " }");61}62 63size_t syscall_arg__scnprintf_sockaddr(char *bf, size_t size, struct syscall_arg *arg)64{65 if (arg->augmented.args)66 return syscall_arg__scnprintf_augmented_sockaddr(arg, bf, size);67 68 return scnprintf(bf, size, "%#lx", arg->val);69}70