003 File Manager
Current Path:
/usr/src/lib/libnetbsd
usr
/
src
/
lib
/
libnetbsd
/
📁
..
📄
Makefile
(188 B)
📄
Makefile.depend
(221 B)
📄
README
(289 B)
📄
efun.c
(3.86 KB)
📄
glob.h
(1.49 KB)
📁
netinet
📄
pthread.h
(1.46 KB)
📄
rmd160.h
(1.86 KB)
📄
sha1.h
(1.84 KB)
📄
sha2.h
(1.72 KB)
📄
sockaddr_snprintf.c
(7.85 KB)
📄
stdlib.h
(3.41 KB)
📄
strsuftoll.c
(6.67 KB)
📁
sys
📄
util.c
(2.01 KB)
📄
util.h
(2.52 KB)
Editing: sockaddr_snprintf.c
/* $NetBSD: sockaddr_snprintf.c,v 1.14 2016/12/29 18:30:55 christos Exp $ */ /*- * Copyright (c) 2004, 2016 The NetBSD Foundation, Inc. * All rights reserved. * * This code is derived from software contributed to The NetBSD Foundation * by Christos Zoulas. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE * POSSIBILITY OF SUCH DAMAGE. */ #ifdef HAVE_CONFIG_H #include "config.h" #endif #include <sys/cdefs.h> __FBSDID("$FreeBSD$"); #include <sys/param.h> #include <sys/types.h> #include <sys/socket.h> #include <sys/un.h> #include <netinet/in.h> #ifdef HAVE_NET_IF_DL_H #include <net/if_dl.h> #endif #include <stdio.h> #include <string.h> #include <errno.h> #include <stdlib.h> #include <util.h> #include <libutil.h> #include <netdb.h> #ifdef BSD4_4 # define SALEN(sa) ((sa)->sa ## _len) #else # define SALEN(sa) ((unsigned)sizeof(*sa)) #endif static int debug_in(char *str, size_t len, const struct sockaddr_in *sin) { return snprintf(str, len, "sin_len=%u, sin_family=%u, sin_port=%u, " "sin_addr.s_addr=%08x", SALEN(sin), sin->sin_family, sin->sin_port, sin->sin_addr.s_addr); } static int debug_in6(char *str, size_t len, const struct sockaddr_in6 *sin6) { const uint8_t *s = sin6->sin6_addr.s6_addr; return snprintf(str, len, "sin6_len=%u, sin6_family=%u, sin6_port=%u, " "sin6_flowinfo=%u, " "sin6_addr=%02x:%02x:%02x:%02x:%02x:%02x:%02x:%02x:%02x:%02x:" "%02x:%02x:%02x:%02x:%02x:%02x, sin6_scope_id=%u", SALEN(sin6), sin6->sin6_family, sin6->sin6_port, sin6->sin6_flowinfo, s[0x0], s[0x1], s[0x2], s[0x3], s[0x4], s[0x5], s[0x6], s[0x7], s[0x8], s[0x9], s[0xa], s[0xb], s[0xc], s[0xd], s[0xe], s[0xf], sin6->sin6_scope_id); } static int debug_un(char *str, size_t len, const struct sockaddr_un *sun) { return snprintf(str, len, "sun_len=%u, sun_family=%u, sun_path=%*s", SALEN(sun), sun->sun_family, (int)sizeof(sun->sun_path), sun->sun_path); } #ifdef HAVE_NET_IF_DL_H static int debug_dl(char *str, size_t len, const struct sockaddr_dl *sdl) { const uint8_t *s = (const void *)sdl->sdl_data; return snprintf(str, len, "sdl_len=%u, sdl_family=%u, sdl_index=%u, " "sdl_type=%u, sdl_nlen=%u, sdl_alen=%u, sdl_slen=%u, sdl_data=" "%02x:%02x:%02x:%02x:%02x:%02x:%02x:%02x:%02x:%02x:%02x:%02x", SALEN(sdl), sdl->sdl_family, sdl->sdl_index, sdl->sdl_type, sdl->sdl_nlen, sdl->sdl_alen, sdl->sdl_slen, s[0x0], s[0x1], s[0x2], s[0x3], s[0x4], s[0x5], s[0x6], s[0x7], s[0x8], s[0x9], s[0xa], s[0xb]); } #endif int sockaddr_snprintf(char * const sbuf, const size_t len, const char * const fmt, const struct sockaddr * const sa) { const void *a = NULL; char abuf[1024], nbuf[1024], *addr = NULL; char Abuf[1024], pbuf[32], *name = NULL, *port = NULL; char *ebuf = &sbuf[len - 1], *buf = sbuf; const char *ptr, *s; size_t salen; int p = -1; const struct sockaddr_in *sin4 = NULL; const struct sockaddr_in6 *sin6 = NULL; const struct sockaddr_un *sun = NULL; #ifdef HAVE_NET_IF_DL_H const struct sockaddr_dl *sdl = NULL; char *w = NULL; #endif int na = 1; #define ADDC(c) do { if (buf < ebuf) *buf++ = c; else buf++; } \ while (/*CONSTCOND*/0) #define ADDS(p) do { for (s = p; *s; s++) ADDC(*s); } \ while (/*CONSTCOND*/0) #define ADDNA() do { if (na) ADDS("N/A"); } \ while (/*CONSTCOND*/0) switch (sa->sa_family) { case AF_UNSPEC: goto done; case AF_LOCAL: salen = sizeof(*sun); sun = ((const struct sockaddr_un *)(const void *)sa); (void)strlcpy(addr = abuf, sun->sun_path, sizeof(abuf)); break; case AF_INET: salen = sizeof(*sin4); sin4 = ((const struct sockaddr_in *)(const void *)sa); p = ntohs(sin4->sin_port); a = &sin4->sin_addr; break; case AF_INET6: salen = sizeof(*sin6); sin6 = ((const struct sockaddr_in6 *)(const void *)sa); p = ntohs(sin6->sin6_port); a = &sin6->sin6_addr; break; #ifdef HAVE_NET_IF_DL_H case AF_LINK: sdl = ((const struct sockaddr_dl *)(const void *)sa); addr = abuf; if (sdl->sdl_slen == 0 && sdl->sdl_nlen == 0 && sdl->sdl_alen == 0) { salen = sizeof(*sdl); (void)snprintf(abuf, sizeof(abuf), "link#%hu", sdl->sdl_index); } else { salen = sdl->sdl_slen + sdl->sdl_nlen + sdl->sdl_alen; if (salen < sizeof(*sdl)) salen = sizeof(*sdl); (void)strlcpy(abuf, link_ntoa(sdl), sizeof(abuf)); if ((w = strchr(addr, ':')) != NULL) { *w++ = '\0'; addr = w; } } break; #endif default: errno = EAFNOSUPPORT; return -1; } if (addr == abuf) name = addr; if (a && getnameinfo(sa, (socklen_t)salen, addr = abuf, (unsigned int)sizeof(abuf), NULL, 0, NI_NUMERICHOST|NI_NUMERICSERV) != 0) return -1; for (ptr = fmt; *ptr; ptr++) { if (*ptr != '%') { ADDC(*ptr); continue; } next_char: switch (*++ptr) { case '?': na = 0; goto next_char; case 'a': ADDS(addr); break; case 'p': if (p != -1) { (void)snprintf(nbuf, sizeof(nbuf), "%d", p); ADDS(nbuf); } else ADDNA(); break; case 'f': (void)snprintf(nbuf, sizeof(nbuf), "%d", sa->sa_family); ADDS(nbuf); break; case 'l': (void)snprintf(nbuf, sizeof(nbuf), "%zu", salen); ADDS(nbuf); break; case 'A': if (name) ADDS(name); else if (!a) ADDNA(); else { getnameinfo(sa, (socklen_t)salen, name = Abuf, (unsigned int)sizeof(nbuf), NULL, 0, 0); ADDS(name); } break; case 'P': if (port) ADDS(port); else if (p == -1) ADDNA(); else { getnameinfo(sa, (socklen_t)salen, NULL, 0, port = pbuf, (unsigned int)sizeof(pbuf), 0); ADDS(port); } break; case 'I': #ifdef HAVE_NET_IF_DL_H if (sdl && addr != abuf) { ADDS(abuf); } else #endif { ADDNA(); } break; case 'F': if (sin6) { (void)snprintf(nbuf, sizeof(nbuf), "%d", sin6->sin6_flowinfo); ADDS(nbuf); break; } else { ADDNA(); } break; case 'S': if (sin6) { (void)snprintf(nbuf, sizeof(nbuf), "%d", sin6->sin6_scope_id); ADDS(nbuf); break; } else { ADDNA(); } break; case 'R': { ADDNA(); } break; case 'D': switch (sa->sa_family) { case AF_LOCAL: debug_un(nbuf, sizeof(nbuf), sun); break; case AF_INET: debug_in(nbuf, sizeof(nbuf), sin4); break; case AF_INET6: debug_in6(nbuf, sizeof(nbuf), sin6); break; #ifdef HAVE_NET_IF_DL_H case AF_LINK: debug_dl(nbuf, sizeof(nbuf), sdl); break; #endif default: abort(); } ADDS(nbuf); break; default: ADDC('%'); if (na == 0) ADDC('?'); if (*ptr == '\0') goto done; /*FALLTHROUGH*/ case '%': ADDC(*ptr); break; } na = 1; } done: if (buf < ebuf) *buf = '\0'; else if (len != 0) sbuf[len - 1] = '\0'; return (int)(buf - sbuf); }
Upload File
Create Folder