linux-stable/tools/perf/trace/beauty/sockaddr.c
Arnaldo Carvalho de Melo fa020dd78f perf beauty: Make all sockaddr files use a common naming scheme
The script that generates the tables was named 'socket.sh', which is
confusing, rename it to sockaddr.sh and make sure the related
Makefile.perf targets also use the 'sockaddr' namespace.

Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
2021-11-12 10:40:34 -03:00

69 lines
2.4 KiB
C

// SPDX-License-Identifier: LGPL-2.1
// Copyright (C) 2018, Red Hat Inc, Arnaldo Carvalho de Melo <acme@redhat.com>
#include "trace/beauty/beauty.h"
#include <sys/socket.h>
#include <sys/types.h>
#include <sys/un.h>
#include <arpa/inet.h>
#include "trace/beauty/generated/sockaddr.c"
DEFINE_STRARRAY(socket_families, "PF_");
static size_t af_inet__scnprintf(struct sockaddr *sa, char *bf, size_t size)
{
struct sockaddr_in *sin = (struct sockaddr_in *)sa;
char tmp[16];
return scnprintf(bf, size, ", port: %d, addr: %s", ntohs(sin->sin_port),
inet_ntop(sin->sin_family, &sin->sin_addr, tmp, sizeof(tmp)));
}
static size_t af_inet6__scnprintf(struct sockaddr *sa, char *bf, size_t size)
{
struct sockaddr_in6 *sin6 = (struct sockaddr_in6 *)sa;
u32 flowinfo = ntohl(sin6->sin6_flowinfo);
char tmp[512];
size_t printed = scnprintf(bf, size, ", port: %d, addr: %s", ntohs(sin6->sin6_port),
inet_ntop(sin6->sin6_family, &sin6->sin6_addr, tmp, sizeof(tmp)));
if (flowinfo != 0)
printed += scnprintf(bf + printed, size - printed, ", flowinfo: %lu", flowinfo);
if (sin6->sin6_scope_id != 0)
printed += scnprintf(bf + printed, size - printed, ", scope_id: %lu", sin6->sin6_scope_id);
return printed;
}
static size_t af_local__scnprintf(struct sockaddr *sa, char *bf, size_t size)
{
struct sockaddr_un *sun = (struct sockaddr_un *)sa;
return scnprintf(bf, size, ", path: %s", sun->sun_path);
}
static size_t (*af_scnprintfs[])(struct sockaddr *sa, char *bf, size_t size) = {
[AF_LOCAL] = af_local__scnprintf,
[AF_INET] = af_inet__scnprintf,
[AF_INET6] = af_inet6__scnprintf,
};
static size_t syscall_arg__scnprintf_augmented_sockaddr(struct syscall_arg *arg, char *bf, size_t size)
{
struct sockaddr *sa = (struct sockaddr *)arg->augmented.args;
char family[32];
size_t printed;
strarray__scnprintf(&strarray__socket_families, family, sizeof(family), "%d", arg->show_string_prefix, sa->sa_family);
printed = scnprintf(bf, size, "{ .family: %s", family);
if (sa->sa_family < ARRAY_SIZE(af_scnprintfs) && af_scnprintfs[sa->sa_family])
printed += af_scnprintfs[sa->sa_family](sa, bf + printed, size - printed);
return printed + scnprintf(bf + printed, size - printed, " }");
}
size_t syscall_arg__scnprintf_sockaddr(char *bf, size_t size, struct syscall_arg *arg)
{
if (arg->augmented.args)
return syscall_arg__scnprintf_augmented_sockaddr(arg, bf, size);
return scnprintf(bf, size, "%#lx", arg->val);
}