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-rw-r--r--missing/datalinks.c62
-rw-r--r--missing/dlnames.c168
-rw-r--r--missing/getopt_long.c636
-rw-r--r--missing/getopt_long.h66
-rw-r--r--missing/getservent.c143
-rw-r--r--missing/pcap_dump_ftell.c46
-rw-r--r--missing/snprintf.c510
-rw-r--r--missing/strdup.c52
-rw-r--r--missing/strlcat.c73
-rw-r--r--missing/strlcpy.c70
-rw-r--r--missing/strsep.c80
11 files changed, 1906 insertions, 0 deletions
diff --git a/missing/datalinks.c b/missing/datalinks.c
new file mode 100644
index 0000000..17f60be
--- /dev/null
+++ b/missing/datalinks.c
@@ -0,0 +1,62 @@
+/*
+ * Copyright (c) 1993, 1994, 1995, 1996, 1997, 1998
+ * The Regents of the University of California. All rights reserved.
+ *
+ * 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.
+ * 3. All advertising materials mentioning features or use of this software
+ * must display the following acknowledgement:
+ * This product includes software developed by the Computer Systems
+ * Engineering Group at Lawrence Berkeley Laboratory.
+ * 4. Neither the name of the University nor of the Laboratory may be used
+ * to endorse or promote products derived from this software without
+ * specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE REGENTS 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 REGENTS 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 <netdissect-stdinc.h>
+
+#include <pcap.h>
+#include <stdlib.h>
+#include <stdio.h>
+
+#include "pcap-missing.h"
+
+/*
+ * Stub versions for platforms that don't support them.
+ */
+int
+pcap_list_datalinks(pcap_t *p, int **dlt_buffer)
+{
+ /*
+ * This platform doesn't support changing the DLT for an
+ * interface. Return a list of DLTs containing only the
+ * DLT this device supports.
+ */
+ *dlt_buffer = (int*)malloc(sizeof(**dlt_buffer));
+ if (*dlt_buffer == NULL)
+ return (-1);
+ **dlt_buffer = pcap_datalink(p);
+ return (1);
+}
diff --git a/missing/dlnames.c b/missing/dlnames.c
new file mode 100644
index 0000000..03c2b38
--- /dev/null
+++ b/missing/dlnames.c
@@ -0,0 +1,168 @@
+/*
+ * Copyright (c) 1993, 1994, 1995, 1996, 1997, 1998
+ * The Regents of the University of California. All rights reserved.
+ *
+ * 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.
+ * 3. All advertising materials mentioning features or use of this software
+ * must display the following acknowledgement:
+ * This product includes software developed by the Computer Systems
+ * Engineering Group at Lawrence Berkeley Laboratory.
+ * 4. Neither the name of the University nor of the Laboratory may be used
+ * to endorse or promote products derived from this software without
+ * specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE REGENTS 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 REGENTS 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 <netdissect-stdinc.h>
+
+#include <pcap.h>
+#include <string.h>
+
+#include "pcap-missing.h"
+#include "ascii_strcasecmp.h"
+
+struct dlt_choice {
+ const char *name;
+ const char *description;
+ int dlt;
+};
+
+#define DLT_CHOICE(code, description) { #code, description, code }
+#define DLT_CHOICE_SENTINEL { NULL, NULL, 0 }
+
+static struct dlt_choice dlt_choices[] = {
+ DLT_CHOICE(DLT_NULL, "BSD loopback"),
+ DLT_CHOICE(DLT_EN10MB, "Ethernet"),
+ DLT_CHOICE(DLT_IEEE802, "Token ring"),
+ DLT_CHOICE(DLT_ARCNET, "ARCNET"),
+ DLT_CHOICE(DLT_SLIP, "SLIP"),
+ DLT_CHOICE(DLT_PPP, "PPP"),
+ DLT_CHOICE(DLT_FDDI, "FDDI"),
+ DLT_CHOICE(DLT_ATM_RFC1483, "RFC 1483 IP-over-ATM"),
+ DLT_CHOICE(DLT_RAW, "Raw IP"),
+#ifdef DLT_SLIP_BSDOS
+ DLT_CHOICE(DLT_SLIP_BSDOS, "BSD/OS SLIP"),
+#endif
+#ifdef DLT_PPP_BSDOS
+ DLT_CHOICE(DLT_PPP_BSDOS, "BSD/OS PPP"),
+#endif
+#ifdef DLT_ATM_CLIP
+ DLT_CHOICE(DLT_ATM_CLIP, "Linux Classical IP-over-ATM"),
+#endif
+#ifdef DLT_PPP_SERIAL
+ DLT_CHOICE(DLT_PPP_SERIAL, "PPP over serial"),
+#endif
+#ifdef DLT_PPP_ETHER
+ DLT_CHOICE(DLT_PPP_ETHER, "PPPoE"),
+#endif
+#ifdef DLT_C_HDLC
+ DLT_CHOICE(DLT_C_HDLC, "Cisco HDLC"),
+#endif
+#ifdef DLT_IEEE802_11
+ DLT_CHOICE(DLT_IEEE802_11, "802.11"),
+#endif
+#ifdef DLT_FRELAY
+ DLT_CHOICE(DLT_FRELAY, "Frame Relay"),
+#endif
+#ifdef DLT_LOOP
+ DLT_CHOICE(DLT_LOOP, "OpenBSD loopback"),
+#endif
+#ifdef DLT_ENC
+ DLT_CHOICE(DLT_ENC, "OpenBSD encapsulated IP"),
+#endif
+#ifdef DLT_LINUX_SLL
+ DLT_CHOICE(DLT_LINUX_SLL, "Linux cooked"),
+#endif
+#ifdef DLT_LTALK
+ DLT_CHOICE(DLT_LTALK, "Localtalk"),
+#endif
+#ifdef DLT_PFLOG
+ DLT_CHOICE(DLT_PFLOG, "OpenBSD pflog file"),
+#endif
+#ifdef DLT_PRISM_HEADER
+ DLT_CHOICE(DLT_PRISM_HEADER, "802.11 plus Prism header"),
+#endif
+#ifdef DLT_IP_OVER_FC
+ DLT_CHOICE(DLT_IP_OVER_FC, "RFC 2625 IP-over-Fibre Channel"),
+#endif
+#ifdef DLT_SUNATM
+ DLT_CHOICE(DLT_SUNATM, "Sun raw ATM"),
+#endif
+#ifdef DLT_IEEE802_11_RADIO
+ DLT_CHOICE(DLT_IEEE802_11_RADIO, "802.11 plus radio information header"),
+#endif
+#ifdef DLT_ARCNET_LINUX
+ DLT_CHOICE(DLT_ARCNET_LINUX, "Linux ARCNET"),
+#endif
+#ifdef DLT_LINUX_IRDA
+ DLT_CHOICE(DLT_LINUX_IRDA, "Linux IrDA"),
+#endif
+#ifdef DLT_CIP
+ DLT_CHOICE(DLT_CIP, "Linux Classical IP-over-ATM"),
+#endif
+#ifdef DLT_HDLC
+ DLT_CHOICE(DLT_HDLC, "Cisco HDLC"),
+#endif
+ DLT_CHOICE_SENTINEL
+};
+
+#ifndef HAVE_PCAP_DATALINK_NAME_TO_VAL
+int
+pcap_datalink_name_to_val(const char *name)
+{
+ int i;
+
+ for (i = 0; dlt_choices[i].name != NULL; i++) {
+ if (ascii_strcasecmp(dlt_choices[i].name + sizeof("DLT_") - 1,
+ name) == 0)
+ return (dlt_choices[i].dlt);
+ }
+ return (-1);
+}
+
+const char *
+pcap_datalink_val_to_name(int dlt)
+{
+ int i;
+
+ for (i = 0; dlt_choices[i].name != NULL; i++) {
+ if (dlt_choices[i].dlt == dlt)
+ return (dlt_choices[i].name + sizeof("DLT_") - 1);
+ }
+ return (NULL);
+}
+#endif
+
+const char *
+pcap_datalink_val_to_description(int dlt)
+{
+ int i;
+
+ for (i = 0; dlt_choices[i].name != NULL; i++) {
+ if (dlt_choices[i].dlt == dlt)
+ return (dlt_choices[i].description);
+ }
+ return (NULL);
+}
diff --git a/missing/getopt_long.c b/missing/getopt_long.c
new file mode 100644
index 0000000..ece0006
--- /dev/null
+++ b/missing/getopt_long.c
@@ -0,0 +1,636 @@
+/* $OpenBSD: getopt_long.c,v 1.22 2006/10/04 21:29:04 jmc Exp $ */
+/* $NetBSD: getopt_long.c,v 1.15 2002/01/31 22:43:40 tv Exp $ */
+
+/*
+ * Copyright (c) 2002 Todd C. Miller <Todd.Miller@courtesan.com>
+ *
+ * Permission to use, copy, modify, and distribute this software for any
+ * purpose with or without fee is hereby granted, provided that the above
+ * copyright notice and this permission notice appear in all copies.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+ * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+ * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
+ * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+ * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
+ * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
+ * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+ *
+ * Sponsored in part by the Defense Advanced Research Projects
+ * Agency (DARPA) and Air Force Research Laboratory, Air Force
+ * Materiel Command, USAF, under agreement number F39502-99-1-0512.
+ */
+/*-
+ * Copyright (c) 2000 The NetBSD Foundation, Inc.
+ * All rights reserved.
+ *
+ * This code is derived from software contributed to The NetBSD Foundation
+ * by Dieter Baron and Thomas Klausner.
+ *
+ * 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.
+ */
+
+
+#include <errno.h>
+#include "getopt_long.h"
+#include <stdlib.h>
+#include <stdio.h>
+#include <string.h>
+#include <stdarg.h>
+
+#include "diag-control.h"
+
+#define GNU_COMPATIBLE /* Be more compatible, configure's use us! */
+
+#define PRINT_ERROR ((opterr) && (*options != ':'))
+
+#define FLAG_PERMUTE 0x01 /* permute non-options to the end of argv */
+#define FLAG_ALLARGS 0x02 /* treat non-options as args to option "-1" */
+#define FLAG_LONGONLY 0x04 /* operate as getopt_long_only */
+
+/* return values */
+#define BADCH (int)'?'
+#define BADARG ((*options == ':') ? (int)':' : (int)'?')
+#define INORDER (int)1
+
+#define EMSG ""
+
+#ifdef GNU_COMPATIBLE
+#define NO_PREFIX (-1)
+#define D_PREFIX 0
+#define DD_PREFIX 1
+#define W_PREFIX 2
+#endif
+
+char *optarg;
+int optind, opterr = 1, optopt;
+
+static int getopt_internal(int, char * const *, const char *,
+ const struct option *, int *, int);
+static int parse_long_options(char * const *, const char *,
+ const struct option *, int *, int, int);
+static int gcd(int, int);
+static void permute_args(int, int, int, char * const *);
+
+static const char *place = EMSG; /* option letter processing */
+
+static int nonopt_start = -1; /* first non option argument (for permute) */
+static int nonopt_end = -1; /* first option after non options (for permute) */
+
+/* Error messages */
+static const char recargchar[] = "option requires an argument -- %c";
+static const char illoptchar[] = "illegal option -- %c"; /* From P1003.2 */
+#ifdef GNU_COMPATIBLE
+static int dash_prefix = NO_PREFIX;
+static const char gnuoptchar[] = "invalid option -- %c";
+
+static const char recargstring[] = "option `%s%s' requires an argument";
+static const char ambig[] = "option `%s%.*s' is ambiguous";
+static const char noarg[] = "option `%s%.*s' doesn't allow an argument";
+static const char illoptstring[] = "unrecognized option `%s%s'";
+#else
+static const char recargstring[] = "option requires an argument -- %s";
+static const char ambig[] = "ambiguous option -- %.*s";
+static const char noarg[] = "option doesn't take an argument -- %.*s";
+static const char illoptstring[] = "unknown option -- %s";
+#endif
+
+/*
+ * Compute the greatest common divisor of a and b.
+ */
+static int
+gcd(int a, int b)
+{
+ int c;
+
+ c = a % b;
+ while (c != 0) {
+ a = b;
+ b = c;
+ c = a % b;
+ }
+
+ return (b);
+}
+
+/*
+ * Exchange the block from nonopt_start to nonopt_end with the block
+ * from nonopt_end to opt_end (keeping the same order of arguments
+ * in each block).
+ */
+static void
+permute_args(int panonopt_start, int panonopt_end, int opt_end,
+ char * const *nargv)
+{
+ int cstart, cyclelen, i, j, ncycle, nnonopts, nopts, pos;
+ char *swap;
+
+ /*
+ * compute lengths of blocks and number and size of cycles
+ */
+ nnonopts = panonopt_end - panonopt_start;
+ nopts = opt_end - panonopt_end;
+ ncycle = gcd(nnonopts, nopts);
+ cyclelen = (opt_end - panonopt_start) / ncycle;
+
+ for (i = 0; i < ncycle; i++) {
+ cstart = panonopt_end+i;
+ pos = cstart;
+ for (j = 0; j < cyclelen; j++) {
+ if (pos >= panonopt_end)
+ pos -= nnonopts;
+ else
+ pos += nopts;
+ /*
+ * This is annoying - I guess the
+ * "char * const argv[]" in the declaration
+ * of getopt() - and thus getopt_long() -
+ * means that it makes a promise not to
+ * shuffle the arguments, but here we are,
+ * shuffling the arguments.
+ *
+ * (No, it's not a promise that it won't
+ * modify any of the argument strings.
+ * It's a promise that it won't modify
+ * the array of pointers to the argument
+ * strings.)
+ *
+ * So squelch the cast warnings.
+ */
+ swap = nargv[pos];
+DIAG_OFF_CAST_QUAL
+ /* LINTED const cast */
+ ((char **) nargv)[pos] = nargv[cstart];
+ /* LINTED const cast */
+ ((char **)nargv)[cstart] = swap;
+DIAG_ON_CAST_QUAL
+ }
+ }
+}
+
+static void
+warnx(const char *fmt, ...)
+{
+ extern char *program_name;
+ va_list ap;
+
+ va_start(ap, fmt);
+ fprintf(stderr, "%s: ", program_name);
+ vfprintf(stderr, fmt, ap);
+ fprintf(stderr, "\n");
+ va_end(ap);
+}
+
+/*
+ * parse_long_options --
+ * Parse long options in argc/argv argument vector.
+ * Returns -1 if short_too is set and the option does not match long_options.
+ */
+static int
+parse_long_options(char * const *nargv, const char *options,
+ const struct option *long_options, int *idx, int short_too, int flags)
+{
+ const char *current_argv, *has_equal;
+#ifdef GNU_COMPATIBLE
+ const char *current_dash;
+#endif
+ size_t current_argv_len;
+ int i, match, exact_match, second_partial_match;
+
+ current_argv = place;
+#ifdef GNU_COMPATIBLE
+ switch (dash_prefix) {
+ case D_PREFIX:
+ current_dash = "-";
+ break;
+ case DD_PREFIX:
+ current_dash = "--";
+ break;
+ case W_PREFIX:
+ current_dash = "-W ";
+ break;
+ default:
+ current_dash = "";
+ break;
+ }
+#endif
+ match = -1;
+ exact_match = 0;
+ second_partial_match = 0;
+
+ optind++;
+
+ if ((has_equal = strchr(current_argv, '=')) != NULL) {
+ /* argument found (--option=arg) */
+ current_argv_len = has_equal - current_argv;
+ has_equal++;
+ } else
+ current_argv_len = strlen(current_argv);
+
+ for (i = 0; long_options[i].name; i++) {
+ /* find matching long option */
+ if (strncmp(current_argv, long_options[i].name,
+ current_argv_len))
+ continue;
+
+ if (strlen(long_options[i].name) == current_argv_len) {
+ /* exact match */
+ match = i;
+ exact_match = 1;
+ break;
+ }
+ /*
+ * If this is a known short option, don't allow
+ * a partial match of a single character.
+ */
+ if (short_too && current_argv_len == 1)
+ continue;
+
+ if (match == -1) /* first partial match */
+ match = i;
+ else if ((flags & FLAG_LONGONLY) ||
+ long_options[i].has_arg !=
+ long_options[match].has_arg ||
+ long_options[i].flag != long_options[match].flag ||
+ long_options[i].val != long_options[match].val)
+ second_partial_match = 1;
+ }
+ if (!exact_match && second_partial_match) {
+ /* ambiguous abbreviation */
+ if (PRINT_ERROR)
+ warnx(ambig,
+#ifdef GNU_COMPATIBLE
+ current_dash,
+#endif
+ (int)current_argv_len,
+ current_argv);
+ optopt = 0;
+ return (BADCH);
+ }
+ if (match != -1) { /* option found */
+ if (long_options[match].has_arg == no_argument
+ && has_equal) {
+ if (PRINT_ERROR)
+ warnx(noarg,
+#ifdef GNU_COMPATIBLE
+ current_dash,
+#endif
+ (int)current_argv_len,
+ current_argv);
+ /*
+ * XXX: GNU sets optopt to val regardless of flag
+ */
+ if (long_options[match].flag == NULL)
+ optopt = long_options[match].val;
+ else
+ optopt = 0;
+#ifdef GNU_COMPATIBLE
+ return (BADCH);
+#else
+ return (BADARG);
+#endif
+ }
+ if (long_options[match].has_arg == required_argument ||
+ long_options[match].has_arg == optional_argument) {
+DIAG_OFF_CAST_QUAL
+ if (has_equal)
+ optarg = (char *)has_equal;
+ else if (long_options[match].has_arg ==
+ required_argument) {
+ /*
+ * optional argument doesn't use next nargv
+ */
+ optarg = nargv[optind++];
+ }
+DIAG_ON_CAST_QUAL
+ }
+ if ((long_options[match].has_arg == required_argument)
+ && (optarg == NULL)) {
+ /*
+ * Missing argument; leading ':' indicates no error
+ * should be generated.
+ */
+ if (PRINT_ERROR)
+ warnx(recargstring,
+#ifdef GNU_COMPATIBLE
+ current_dash,
+#endif
+ current_argv);
+ /*
+ * XXX: GNU sets optopt to val regardless of flag
+ */
+ if (long_options[match].flag == NULL)
+ optopt = long_options[match].val;
+ else
+ optopt = 0;
+ --optind;
+ return (BADARG);
+ }
+ } else { /* unknown option */
+ if (short_too) {
+ --optind;
+ return (-1);
+ }
+ if (PRINT_ERROR)
+ warnx(illoptstring,
+#ifdef GNU_COMPATIBLE
+ current_dash,
+#endif
+ current_argv);
+ optopt = 0;
+ return (BADCH);
+ }
+ if (idx)
+ *idx = match;
+ if (long_options[match].flag) {
+ *long_options[match].flag = long_options[match].val;
+ return (0);
+ } else
+ return (long_options[match].val);
+}
+
+/*
+ * getopt_internal --
+ * Parse argc/argv argument vector. Called by user level routines.
+ */
+static int
+getopt_internal(int nargc, char * const *nargv, const char *options,
+ const struct option *long_options, int *idx, int flags)
+{
+ char *oli; /* option letter list index */
+ int optchar, short_too;
+ int posixly_correct; /* no static, can be changed on the fly */
+
+ if (options == NULL)
+ return (-1);
+
+ /*
+ * Disable GNU extensions if POSIXLY_CORRECT is set or options
+ * string begins with a '+'.
+ */
+ posixly_correct = (getenv("POSIXLY_CORRECT") != NULL);
+#ifdef GNU_COMPATIBLE
+ if (*options == '-')
+ flags |= FLAG_ALLARGS;
+ else if (posixly_correct || *options == '+')
+ flags &= ~FLAG_PERMUTE;
+#else
+ if (posixly_correct || *options == '+')
+ flags &= ~FLAG_PERMUTE;
+ else if (*options == '-')
+ flags |= FLAG_ALLARGS;
+#endif
+ if (*options == '+' || *options == '-')
+ options++;
+
+ /*
+ * XXX Some GNU programs (like cvs) set optind to 0 instead of
+ * XXX using optreset. Work around this braindamage.
+ */
+ if (optind == 0)
+ optind = 1;
+
+ optarg = NULL;
+start:
+ if (!*place) { /* update scanning pointer */
+ if (optind >= nargc) { /* end of argument vector */
+ place = EMSG;
+ if (nonopt_end != -1) {
+ /* do permutation, if we have to */
+ permute_args(nonopt_start, nonopt_end,
+ optind, nargv);
+ optind -= nonopt_end - nonopt_start;
+ }
+ else if (nonopt_start != -1) {
+ /*
+ * If we skipped non-options, set optind
+ * to the first of them.
+ */
+ optind = nonopt_start;
+ }
+ nonopt_start = nonopt_end = -1;
+ return (-1);
+ }
+ if (*(place = nargv[optind]) != '-' ||
+#ifdef GNU_COMPATIBLE
+ place[1] == '\0') {
+#else
+ (place[1] == '\0' && strchr(options, '-') == NULL)) {
+#endif
+ place = EMSG; /* found non-option */
+ if (flags & FLAG_ALLARGS) {
+ /*
+ * GNU extension:
+ * return non-option as argument to option 1
+ */
+ optarg = nargv[optind++];
+ return (INORDER);
+ }
+ if (!(flags & FLAG_PERMUTE)) {
+ /*
+ * If no permutation wanted, stop parsing
+ * at first non-option.
+ */
+ return (-1);
+ }
+ /* do permutation */
+ if (nonopt_start == -1)
+ nonopt_start = optind;
+ else if (nonopt_end != -1) {
+ permute_args(nonopt_start, nonopt_end,
+ optind, nargv);
+ nonopt_start = optind -
+ (nonopt_end - nonopt_start);
+ nonopt_end = -1;
+ }
+ optind++;
+ /* process next argument */
+ goto start;
+ }
+ if (nonopt_start != -1 && nonopt_end == -1)
+ nonopt_end = optind;
+
+ /*
+ * If we have "-" do nothing, if "--" we are done.
+ */
+ if (place[1] != '\0' && *++place == '-' && place[1] == '\0') {
+ optind++;
+ place = EMSG;
+ /*
+ * We found an option (--), so if we skipped
+ * non-options, we have to permute.
+ */
+ if (nonopt_end != -1) {
+ permute_args(nonopt_start, nonopt_end,
+ optind, nargv);
+ optind -= nonopt_end - nonopt_start;
+ }
+ nonopt_start = nonopt_end = -1;
+ return (-1);
+ }
+ }
+
+ /*
+ * Check long options if:
+ * 1) we were passed some
+ * 2) the arg is not just "-"
+ * 3) either the arg starts with -- we are getopt_long_only()
+ */
+ if (long_options != NULL && place != nargv[optind] &&
+ (*place == '-' || (flags & FLAG_LONGONLY))) {
+ short_too = 0;
+#ifdef GNU_COMPATIBLE
+ dash_prefix = D_PREFIX;
+#endif
+ if (*place == '-') {
+ place++; /* --foo long option */
+#ifdef GNU_COMPATIBLE
+ dash_prefix = DD_PREFIX;
+#endif
+ } else if (*place != ':' && strchr(options, *place) != NULL)
+ short_too = 1; /* could be short option too */
+
+ optchar = parse_long_options(nargv, options, long_options,
+ idx, short_too, flags);
+ if (optchar != -1) {
+ place = EMSG;
+ return (optchar);
+ }
+ }
+
+ if ((optchar = (int)*place++) == (int)':' ||
+ (optchar == (int)'-' && *place != '\0') ||
+ (oli = strchr(options, optchar)) == NULL) {
+ /*
+ * If the user specified "-" and '-' isn't listed in
+ * options, return -1 (non-option) as per POSIX.
+ * Otherwise, it is an unknown option character (or ':').
+ */
+ if (optchar == (int)'-' && *place == '\0')
+ return (-1);
+ if (!*place)
+ ++optind;
+#ifdef GNU_COMPATIBLE
+ if (PRINT_ERROR)
+ warnx(posixly_correct ? illoptchar : gnuoptchar,
+ optchar);
+#else
+ if (PRINT_ERROR)
+ warnx(illoptchar, optchar);
+#endif
+ optopt = optchar;
+ return (BADCH);
+ }
+ if (long_options != NULL && optchar == 'W' && oli[1] == ';') {
+ /* -W long-option */
+ if (*place) /* no space */
+ /* NOTHING */;
+ else if (++optind >= nargc) { /* no arg */
+ place = EMSG;
+ if (PRINT_ERROR)
+ warnx(recargchar, optchar);
+ optopt = optchar;
+ return (BADARG);
+ } else /* white space */
+ place = nargv[optind];
+#ifdef GNU_COMPATIBLE
+ dash_prefix = W_PREFIX;
+#endif
+ optchar = parse_long_options(nargv, options, long_options,
+ idx, 0, flags);
+ place = EMSG;
+ return (optchar);
+ }
+ if (*++oli != ':') { /* doesn't take argument */
+ if (!*place)
+ ++optind;
+ } else { /* takes (optional) argument */
+ optarg = NULL;
+ if (*place) { /* no white space */
+DIAG_OFF_CAST_QUAL
+ optarg = (char *)place;
+DIAG_ON_CAST_QUAL
+ } else if (oli[1] != ':') { /* arg not optional */
+ if (++optind >= nargc) { /* no arg */
+ place = EMSG;
+ if (PRINT_ERROR)
+ warnx(recargchar, optchar);
+ optopt = optchar;
+ return (BADARG);
+ } else
+ optarg = nargv[optind];
+ }
+ place = EMSG;
+ ++optind;
+ }
+ /* dump back option letter */
+ return (optchar);
+}
+
+#ifdef REPLACE_GETOPT
+/*
+ * getopt --
+ * Parse argc/argv argument vector.
+ *
+ * [eventually this will replace the BSD getopt]
+ */
+int
+getopt(int nargc, char * const *nargv, const char *options)
+{
+
+ /*
+ * We don't pass FLAG_PERMUTE to getopt_internal() since
+ * the BSD getopt(3) (unlike GNU) has never done this.
+ *
+ * Furthermore, since many privileged programs call getopt()
+ * before dropping privileges it makes sense to keep things
+ * as simple (and bug-free) as possible.
+ */
+ return (getopt_internal(nargc, nargv, options, NULL, NULL, 0));
+}
+#endif /* REPLACE_GETOPT */
+
+/*
+ * getopt_long --
+ * Parse argc/argv argument vector.
+ */
+int
+getopt_long(int nargc, char * const *nargv, const char *options,
+ const struct option *long_options, int *idx)
+{
+
+ return (getopt_internal(nargc, nargv, options, long_options, idx,
+ FLAG_PERMUTE));
+}
+
+/*
+ * getopt_long_only --
+ * Parse argc/argv argument vector.
+ */
+int
+getopt_long_only(int nargc, char * const *nargv, const char *options,
+ const struct option *long_options, int *idx)
+{
+
+ return (getopt_internal(nargc, nargv, options, long_options, idx,
+ FLAG_PERMUTE|FLAG_LONGONLY));
+}
diff --git a/missing/getopt_long.h b/missing/getopt_long.h
new file mode 100644
index 0000000..af97965
--- /dev/null
+++ b/missing/getopt_long.h
@@ -0,0 +1,66 @@
+/* $NetBSD: getopt.h,v 1.4 2000/07/07 10:43:54 ad Exp $ */
+/* $FreeBSD$ */
+
+/*-
+ * Copyright (c) 2000 The NetBSD Foundation, Inc.
+ * All rights reserved.
+ *
+ * This code is derived from software contributed to The NetBSD Foundation
+ * by Dieter Baron and Thomas Klausner.
+ *
+ * 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.
+ */
+
+#ifndef ND_GETOPT_LONG_H_
+#define ND_GETOPT_LONG_H_
+
+/*
+ * GNU-like getopt_long()/getopt_long_only() with 4.4BSD optreset extension.
+ * getopt() is declared here too for GNU programs.
+ */
+#define no_argument 0
+#define required_argument 1
+#define optional_argument 2
+
+struct option {
+ /* name of long option */
+ const char *name;
+ /*
+ * one of no_argument, required_argument, and optional_argument:
+ * whether option takes an argument
+ */
+ int has_arg;
+ /* if not NULL, set *flag to val when option found */
+ int *flag;
+ /* if flag not NULL, value to set *flag to; else return value */
+ int val;
+};
+
+int getopt_long(int, char * const *, const char *,
+ const struct option *, int *);
+int getopt_long_only(int, char * const *, const char *,
+ const struct option *, int *);
+
+extern char *optarg; /* getopt(3) external variables */
+extern int optind, opterr, optopt;
+
+#endif /* ! ND_GETOPT_LONG_H_ */
diff --git a/missing/getservent.c b/missing/getservent.c
new file mode 100644
index 0000000..39cee06
--- /dev/null
+++ b/missing/getservent.c
@@ -0,0 +1,143 @@
+/*
+ * Copyright (c) 1983, 1993 The Regents of the University of California.
+ * Copyright (c) 1993 Digital Equipment Corporation.
+ * Copyright (c) 2012 G. Vanem <gvanem@yahoo.no>.
+ * Copyright (c) 2017 Ali Abdulkadir <autostart.ini@gmail.com>.
+ * All rights reserved.
+ *
+ * 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.
+ * 3. All advertising materials mentioning features or use of this software
+ * must display the following acknowledgement:
+ * This product includes software developed by the University of
+ * California, Berkeley and its contributors.
+ * 4. Neither the name of the University nor the names of its contributors
+ * may be used to endorse or promote products derived from this software
+ * without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE REGENTS 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 REGENTS 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 <netdissect-stdinc.h>
+#include <getservent.h>
+
+static FILE *servf = NULL;
+static char line[BUFSIZ+1];
+static struct servent serv;
+static char *serv_aliases[MAXALIASES];
+int _serv_stayopen;
+const char *etc_path(const char *file);
+
+/*
+* Check if <file> exists in the current directory and, if so, return it.
+* Else return either "%SYSTEMROOT%\System32\drivers\etc\<file>"
+* or $PREFIX/etc/<file>.
+* "<file>" is aka __PATH_SERVICES (aka "services" on Windows and
+* "/etc/services" on other platforms that would need this).
+*/
+const char *etc_path(const char *file)
+{
+ const char *env = getenv(__PATH_SYSROOT);
+ static char path[_MAX_PATH];
+
+ /* see if "<file>" exists locally or whether __PATH_SYSROOT is valid */
+ if (fopen(file, "r") || !env)
+ return (file);
+ else
+#ifdef _WIN32
+ snprintf(path, sizeof(path), "%s%s%s", env, __PATH_ETC_INET, file);
+#else
+ snprintf(path, sizeof(path), "%s%s", env, file);
+#endif
+ return (path);
+}
+
+void
+setservent(int f)
+{
+ if (servf == NULL)
+ servf = fopen(etc_path(__PATH_SERVICES), "r");
+ else
+ rewind(servf);
+ _serv_stayopen |= f;
+}
+
+void
+endservent(void)
+{
+ if (servf) {
+ fclose(servf);
+ servf = NULL;
+ }
+ _serv_stayopen = 0;
+}
+
+struct servent *
+getservent(void)
+{
+ char *p;
+ char *cp, **q;
+
+ if (servf == NULL && (servf = fopen(etc_path(__PATH_SERVICES), "r")) == NULL)
+ return (NULL);
+
+again:
+ if ((p = fgets(line, BUFSIZ, servf)) == NULL)
+ return (NULL);
+ if (*p == '#')
+ goto again;
+ cp = strpbrk(p, "#\n");
+ if (cp == NULL)
+ goto again;
+ *cp = '\0';
+ serv.s_name = p;
+ p = strpbrk(p, " \t");
+ if (p == NULL)
+ goto again;
+ *p++ = '\0';
+ while (*p == ' ' || *p == '\t')
+ p++;
+ cp = strpbrk(p, ",/");
+ if (cp == NULL)
+ goto again;
+ *cp++ = '\0';
+ serv.s_port = htons((u_short)atoi(p));
+ serv.s_proto = cp;
+ q = serv.s_aliases = serv_aliases;
+ cp = strpbrk(cp, " \t");
+ if (cp != NULL)
+ *cp++ = '\0';
+ while (cp && *cp) {
+ if (*cp == ' ' || *cp == '\t') {
+ cp++;
+ continue;
+ }
+ if (q < &serv_aliases[MAXALIASES - 1])
+ *q++ = cp;
+ cp = strpbrk(cp, " \t");
+ if (cp != NULL)
+ *cp++ = '\0';
+ }
+ *q = NULL;
+ return (&serv);
+}
diff --git a/missing/pcap_dump_ftell.c b/missing/pcap_dump_ftell.c
new file mode 100644
index 0000000..ddc5166
--- /dev/null
+++ b/missing/pcap_dump_ftell.c
@@ -0,0 +1,46 @@
+/*
+ * Copyright (c) 1993, 1994, 1995, 1996, 1997, 1998
+ * The Regents of the University of California. All rights reserved.
+ *
+ * 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.
+ * 3. All advertising materials mentioning features or use of this software
+ * must display the following acknowledgement:
+ * This product includes software developed by the Computer Systems
+ * Engineering Group at Lawrence Berkeley Laboratory.
+ * 4. Neither the name of the University nor of the Laboratory may be used
+ * to endorse or promote products derived from this software without
+ * specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE REGENTS 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 REGENTS 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.
+ */
+#include <stdio.h>
+#include <pcap.h>
+
+#include "pcap-missing.h"
+
+long
+pcap_dump_ftell(pcap_dumper_t *p)
+{
+ /* FIXME: Using pcap_dump_file(p) would be a better style. That would
+ * require to test if pcap_dump_file() is available, and to substitute it,
+ * if it is not.
+ */
+ return (ftell((FILE *)p));
+}
diff --git a/missing/snprintf.c b/missing/snprintf.c
new file mode 100644
index 0000000..dfff6ee
--- /dev/null
+++ b/missing/snprintf.c
@@ -0,0 +1,510 @@
+/*
+ * Copyright (c) 1995-1999 Kungliga Tekniska Högskolan
+ * (Royal Institute of Technology, Stockholm, Sweden).
+ * All rights reserved.
+ *
+ * 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.
+ *
+ * 3. Neither the name of the Institute nor the names of its contributors
+ * may be used to endorse or promote products derived from this software
+ * without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE 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 INSTITUTE 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 <stdio.h>
+#include <stdarg.h>
+#include <stdlib.h>
+#include <string.h>
+#include <ctype.h>
+#include <sys/types.h>
+
+#include "netdissect.h"
+
+enum format_flags {
+ minus_flag = 1,
+ plus_flag = 2,
+ space_flag = 4,
+ alternate_flag = 8,
+ zero_flag = 16
+};
+
+/*
+ * Common state
+ */
+
+struct state {
+ unsigned char *str;
+ unsigned char *s;
+ unsigned char *theend;
+ size_t sz;
+ size_t max_sz;
+ int (*append_char)(struct state *, unsigned char);
+ int (*reserve)(struct state *, size_t);
+ /* XXX - methods */
+};
+
+#if 0
+static int
+as_reserve (struct state *state, size_t n)
+{
+ if (state->s + n > state->theend) {
+ int off = state->s - state->str;
+ unsigned char *tmp;
+
+ if (state->max_sz && state->sz >= state->max_sz)
+ return 1;
+
+ state->sz = max(state->sz * 2, state->sz + n);
+ if (state->max_sz)
+ state->sz = min(state->sz, state->max_sz);
+ tmp = realloc (state->str, state->sz);
+ if (tmp == NULL)
+ return 1;
+ state->str = tmp;
+ state->s = state->str + off;
+ state->theend = state->str + state->sz - 1;
+ }
+ return 0;
+}
+
+static int
+as_append_char (struct state *state, unsigned char c)
+{
+ if(as_reserve (state, 1))
+ return 1;
+ else {
+ *state->s++ = c;
+ return 0;
+ }
+}
+#endif
+
+static int
+append_number(struct state *state,
+ unsigned long num, unsigned base, char *rep,
+ int width, int prec, int flags, int minusp)
+{
+ int len = 0;
+ int i;
+
+ /* given precision, ignore zero flag */
+ if(prec != -1)
+ flags &= ~zero_flag;
+ else
+ prec = 1;
+ /* zero value with zero precision -> "" */
+ if(prec == 0 && num == 0)
+ return 0;
+ do{
+ if((*state->append_char)(state, rep[num % base]))
+ return 1;
+ len++;
+ num /= base;
+ }while(num);
+ prec -= len;
+ /* pad with prec zeros */
+ while(prec-- > 0){
+ if((*state->append_char)(state, '0'))
+ return 1;
+ len++;
+ }
+ /* add length of alternate prefix (added later) to len */
+ if(flags & alternate_flag && (base == 16 || base == 8))
+ len += base / 8;
+ /* pad with zeros */
+ if(flags & zero_flag){
+ width -= len;
+ if(minusp || (flags & space_flag) || (flags & plus_flag))
+ width--;
+ while(width-- > 0){
+ if((*state->append_char)(state, '0'))
+ return 1;
+ len++;
+ }
+ }
+ /* add alternate prefix */
+ if(flags & alternate_flag && (base == 16 || base == 8)){
+ if(base == 16)
+ if((*state->append_char)(state, rep[10] + 23)) /* XXX */
+ return 1;
+ if((*state->append_char)(state, '0'))
+ return 1;
+ }
+ /* add sign */
+ if(minusp){
+ if((*state->append_char)(state, '-'))
+ return 1;
+ len++;
+ } else if(flags & plus_flag) {
+ if((*state->append_char)(state, '+'))
+ return 1;
+ len++;
+ } else if(flags & space_flag) {
+ if((*state->append_char)(state, ' '))
+ return 1;
+ len++;
+ }
+ if(flags & minus_flag)
+ /* swap before padding with spaces */
+ for(i = 0; i < len / 2; i++){
+ char c = state->s[-i-1];
+ state->s[-i-1] = state->s[-len+i];
+ state->s[-len+i] = c;
+ }
+ width -= len;
+ while(width-- > 0){
+ if((*state->append_char)(state, ' '))
+ return 1;
+ len++;
+ }
+ if(!(flags & minus_flag))
+ /* swap after padding with spaces */
+ for(i = 0; i < len / 2; i++){
+ char c = state->s[-i-1];
+ state->s[-i-1] = state->s[-len+i];
+ state->s[-len+i] = c;
+ }
+
+ return 0;
+}
+
+static int
+append_string (struct state *state,
+ unsigned char *arg,
+ int width,
+ int prec,
+ int flags)
+{
+ if(prec != -1)
+ width -= prec;
+ else
+ width -= strlen((char *)arg);
+ if(!(flags & minus_flag))
+ while(width-- > 0)
+ if((*state->append_char) (state, ' '))
+ return 1;
+ if (prec != -1) {
+ while (*arg && prec--)
+ if ((*state->append_char) (state, *arg++))
+ return 1;
+ } else {
+ while (*arg)
+ if ((*state->append_char) (state, *arg++))
+ return 1;
+ }
+ if(flags & minus_flag)
+ while(width-- > 0)
+ if((*state->append_char) (state, ' '))
+ return 1;
+ return 0;
+}
+
+static int
+append_char(struct state *state,
+ unsigned char arg,
+ int width,
+ int flags)
+{
+ while(!(flags & minus_flag) && --width > 0)
+ if((*state->append_char) (state, ' '))
+ return 1;
+
+ if((*state->append_char) (state, arg))
+ return 1;
+ while((flags & minus_flag) && --width > 0)
+ if((*state->append_char) (state, ' '))
+ return 1;
+
+ return 0;
+}
+
+/*
+ * This can't be made into a function...
+ */
+
+#define PARSE_INT_FORMAT(res, arg, unsig) \
+if (long_flag) \
+ res = (unsig long)va_arg(arg, unsig long); \
+else if (short_flag) \
+ res = (unsig short)va_arg(arg, unsig int); \
+else \
+ res = (unsig int)va_arg(arg, unsig int)
+
+/*
+ * zyxprintf - return 0 or -1
+ */
+
+static int
+xyzprintf (struct state *state, const char *char_format, va_list ap)
+{
+ const unsigned char *format = (const unsigned char *)char_format;
+ unsigned char c;
+
+ while((c = *format++)) {
+ if (c == '%') {
+ int flags = 0;
+ int width = 0;
+ int prec = -1;
+ int long_flag = 0;
+ int short_flag = 0;
+
+ /* flags */
+ while((c = *format++)){
+ if(c == '-')
+ flags |= minus_flag;
+ else if(c == '+')
+ flags |= plus_flag;
+ else if(c == ' ')
+ flags |= space_flag;
+ else if(c == '#')
+ flags |= alternate_flag;
+ else if(c == '0')
+ flags |= zero_flag;
+ else
+ break;
+ }
+
+ if((flags & space_flag) && (flags & plus_flag))
+ flags ^= space_flag;
+
+ if((flags & minus_flag) && (flags & zero_flag))
+ flags ^= zero_flag;
+
+ /* width */
+ if (isdigit(c))
+ do {
+ width = width * 10 + c - '0';
+ c = *format++;
+ } while(isdigit(c));
+ else if(c == '*') {
+ width = va_arg(ap, int);
+ c = *format++;
+ }
+
+ /* precision */
+ if (c == '.') {
+ prec = 0;
+ c = *format++;
+ if (isdigit(c))
+ do {
+ prec = prec * 10 + c - '0';
+ c = *format++;
+ } while(isdigit(c));
+ else if (c == '*') {
+ prec = va_arg(ap, int);
+ c = *format++;
+ }
+ }
+
+ /* size */
+
+ if (c == 'h') {
+ short_flag = 1;
+ c = *format++;
+ } else if (c == 'l') {
+ long_flag = 1;
+ c = *format++;
+ }
+
+ switch (c) {
+ case 'c' :
+ if(append_char(state, va_arg(ap, int), width, flags))
+ return -1;
+ break;
+ case 's' :
+ if (append_string(state,
+ va_arg(ap, unsigned char*),
+ width,
+ prec,
+ flags))
+ return -1;
+ break;
+ case 'd' :
+ case 'i' : {
+ long arg;
+ unsigned long num;
+ int minusp = 0;
+
+ PARSE_INT_FORMAT(arg, ap, signed);
+
+ if (arg < 0) {
+ minusp = 1;
+ num = -arg;
+ } else
+ num = arg;
+
+ if (append_number (state, num, 10, "0123456789",
+ width, prec, flags, minusp))
+ return -1;
+ break;
+ }
+ case 'u' : {
+ unsigned long arg;
+
+ PARSE_INT_FORMAT(arg, ap, unsigned);
+
+ if (append_number (state, arg, 10, "0123456789",
+ width, prec, flags, 0))
+ return -1;
+ break;
+ }
+ case 'o' : {
+ unsigned long arg;
+
+ PARSE_INT_FORMAT(arg, ap, unsigned);
+
+ if (append_number (state, arg, 010, "01234567",
+ width, prec, flags, 0))
+ return -1;
+ break;
+ }
+ case 'x' : {
+ unsigned long arg;
+
+ PARSE_INT_FORMAT(arg, ap, unsigned);
+
+ if (append_number (state, arg, 0x10, "0123456789abcdef",
+ width, prec, flags, 0))
+ return -1;
+ break;
+ }
+ case 'X' :{
+ unsigned long arg;
+
+ PARSE_INT_FORMAT(arg, ap, unsigned);
+
+ if (append_number (state, arg, 0x10, "0123456789ABCDEF",
+ width, prec, flags, 0))
+ return -1;
+ break;
+ }
+ case 'p' : {
+ unsigned long arg = (unsigned long)va_arg(ap, void*);
+
+ if (append_number (state, arg, 0x10, "0123456789ABCDEF",
+ width, prec, flags, 0))
+ return -1;
+ break;
+ }
+ case 'n' : {
+ int *arg = va_arg(ap, int *);
+ *arg = state->s - state->str;
+ break;
+ }
+ case '\0' :
+ --format;
+ /* FALLTHROUGH */
+ case '%' :
+ if ((*state->append_char)(state, c))
+ return -1;
+ break;
+ default :
+ if ( (*state->append_char)(state, '%')
+ || (*state->append_char)(state, c))
+ return -1;
+ break;
+ }
+ } else
+ if ((*state->append_char) (state, c))
+ return -1;
+ }
+ return 0;
+}
+
+#if 0
+#ifndef HAVE_ASPRINTF
+int
+asprintf (char **ret, const char *format, ...)
+{
+ va_list args;
+ int val;
+
+ va_start(args, format);
+ val = vasprintf (ret, format, args);
+
+#ifdef PARANOIA
+ {
+ int ret2;
+ char *tmp;
+ tmp = malloc (val + 1);
+ if (tmp == NULL)
+ abort ();
+
+ ret2 = vsprintf (tmp, format, args);
+ if (val != ret2 || strcmp(*ret, tmp))
+ abort ();
+ free (tmp);
+ }
+#endif
+
+ va_end(args);
+ return val;
+}
+#endif
+
+#ifndef HAVE_VASNPRINTF
+int
+nd_vasnprintf (char **ret, size_t max_sz, const char *format, va_list args)
+{
+ int st;
+ size_t len;
+ struct state state;
+
+ state.max_sz = max_sz;
+ state.sz = 1;
+ state.str = malloc(state.sz);
+ if (state.str == NULL) {
+ *ret = NULL;
+ return -1;
+ }
+ state.s = state.str;
+ state.theend = state.s + state.sz - 1;
+ state.append_char = as_append_char;
+ state.reserve = as_reserve;
+
+ st = xyzprintf (&state, format, args);
+ if (st) {
+ free (state.str);
+ *ret = NULL;
+ return -1;
+ } else {
+ char *tmp;
+
+ *state.s = '\0';
+ len = state.s - state.str;
+ tmp = realloc (state.str, len+1);
+ if (tmp == NULL) {
+ free (state.str);
+ *ret = NULL;
+ return -1;
+ }
+ *ret = tmp;
+ return len;
+ }
+}
+#endif
+#endif
diff --git a/missing/strdup.c b/missing/strdup.c
new file mode 100644
index 0000000..9cbf35a
--- /dev/null
+++ b/missing/strdup.c
@@ -0,0 +1,52 @@
+/*
+ * Copyright (c) 1988, 1993
+ * The Regents of the University of California. All rights reserved.
+ *
+ * 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.
+ * 3. All advertising materials mentioning features or use of this software
+ * must display the following acknowledgement:
+ * This product includes software developed by the University of
+ * California, Berkeley and its contributors.
+ * 4. Neither the name of the University nor the names of its contributors
+ * may be used to endorse or promote products derived from this software
+ * without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE REGENTS 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 REGENTS 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.
+ */
+
+#include <stddef.h>
+#include <stdlib.h>
+#include <string.h>
+
+#include "netdissect.h"
+
+char *
+strdup(str)
+ const char *str;
+{
+ size_t len;
+ char *copy;
+
+ len = strlen(str) + 1;
+ if ((copy = malloc(len)) == NULL)
+ return (NULL);
+ memcpy(copy, str, len);
+ return (copy);
+}
diff --git a/missing/strlcat.c b/missing/strlcat.c
new file mode 100644
index 0000000..fab7d04
--- /dev/null
+++ b/missing/strlcat.c
@@ -0,0 +1,73 @@
+/* $NetBSD: strlcat.c,v 1.5 1999/09/20 04:39:47 lukem Exp $ */
+/* from OpenBSD: strlcat.c,v 1.2 1999/06/17 16:28:58 millert Exp */
+
+/*
+ * Copyright (c) 1998 Todd C. Miller <Todd.Miller@courtesan.com>
+ * All rights reserved.
+ *
+ * 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.
+ * 3. The name of the author may not be used to endorse or promote products
+ * derived from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED ``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 AUTHOR 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 <netdissect-stdinc.h>
+
+#include <string.h>
+
+#include "netdissect.h"
+
+/*
+ * Appends src to string dst of size siz (unlike strncat, siz is the
+ * full size of dst, not space left). At most siz-1 characters
+ * will be copied. Always NUL terminates (unless siz == 0).
+ * Returns strlen(src); if retval >= siz, truncation occurred.
+ */
+size_t
+strlcat(char *dst, const char *src, size_t siz)
+{
+ char *d = dst;
+ const char *s = src;
+ size_t n = siz;
+ size_t dlen;
+
+ /* Find the end of dst and adjust bytes left but don't go past end */
+ while (*d != '\0' && n-- != 0)
+ d++;
+ dlen = d - dst;
+ n = siz - dlen;
+
+ if (n == 0)
+ return(dlen + strlen(s));
+ while (*s != '\0') {
+ if (n != 1) {
+ *d++ = *s;
+ n--;
+ }
+ s++;
+ }
+ *d = '\0';
+
+ return(dlen + (s - src)); /* count does not include NUL */
+}
diff --git a/missing/strlcpy.c b/missing/strlcpy.c
new file mode 100644
index 0000000..9a0b6e6
--- /dev/null
+++ b/missing/strlcpy.c
@@ -0,0 +1,70 @@
+/* $NetBSD: strlcpy.c,v 1.5 1999/09/20 04:39:47 lukem Exp $ */
+/* from OpenBSD: strlcpy.c,v 1.4 1999/05/01 18:56:41 millert Exp */
+
+/*
+ * Copyright (c) 1998 Todd C. Miller <Todd.Miller@courtesan.com>
+ * All rights reserved.
+ *
+ * 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.
+ * 3. The name of the author may not be used to endorse or promote products
+ * derived from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED ``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 AUTHOR 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 <netdissect-stdinc.h>
+
+#include <string.h>
+
+#include "netdissect.h"
+
+/*
+ * Copy src to string dst of size siz. At most siz-1 characters
+ * will be copied. Always NUL terminates (unless siz == 0).
+ * Returns strlen(src); if retval >= siz, truncation occurred.
+ */
+size_t
+strlcpy(char *dst, const char *src, size_t siz)
+{
+ char *d = dst;
+ const char *s = src;
+ size_t n = siz;
+
+ /* Copy as many bytes as will fit */
+ if (n != 0 && --n != 0) {
+ do {
+ if ((*d++ = *s++) == 0)
+ break;
+ } while (--n != 0);
+ }
+
+ /* Not enough room in dst, add NUL and traverse rest of src */
+ if (n == 0) {
+ if (siz != 0)
+ *d = '\0'; /* NUL-terminate dst */
+ while (*s++)
+ ;
+ }
+
+ return(s - src - 1); /* count does not include NUL */
+}
diff --git a/missing/strsep.c b/missing/strsep.c
new file mode 100644
index 0000000..05f10bc
--- /dev/null
+++ b/missing/strsep.c
@@ -0,0 +1,80 @@
+/*-
+ * Copyright (c) 1990, 1993
+ * The Regents of the University of California. All rights reserved.
+ *
+ * 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.
+ * 3. All advertising materials mentioning features or use of this software
+ * must display the following acknowledgement:
+ * This product includes software developed by the University of
+ * California, Berkeley and its contributors.
+ * 4. Neither the name of the University nor the names of its contributors
+ * may be used to endorse or promote products derived from this software
+ * without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE REGENTS 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 REGENTS 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 <netdissect-stdinc.h>
+
+#include <string.h>
+
+#include "netdissect.h"
+
+/*
+ * Get next token from string *stringp, where tokens are possibly-empty
+ * strings separated by characters from delim.
+ *
+ * Writes NULs into the string at *stringp to end tokens.
+ * delim need not remain constant from call to call.
+ * On return, *stringp points past the last NUL written (if there might
+ * be further tokens), or is NULL (if there are definitely no more tokens).
+ *
+ * If *stringp is NULL, strsep returns NULL.
+ */
+char *
+strsep(char **stringp, const char *delim)
+{
+ char *s;
+ const char *spanp;
+ int c, sc;
+ char *tok;
+
+ if ((s = *stringp) == NULL)
+ return (NULL);
+ for (tok = s;;) {
+ c = *s++;
+ spanp = delim;
+ do {
+ if ((sc = *spanp++) == c) {
+ if (c == 0)
+ s = NULL;
+ else
+ s[-1] = 0;
+ *stringp = s;
+ return (tok);
+ }
+ } while (sc != 0);
+ }
+ /* NOTREACHED */
+}