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authorRob Landley <rob@landley.net>2006-06-03 21:23:20 +0000
committerRob Landley <rob@landley.net>2006-06-03 21:23:20 +0000
commite84f4343b2212ec2ff9d87521ebd1d30576cdff3 (patch)
tree73ef4b4c1ffe83d1cbb2cebc4023b780b50fe7a5
parent5084c78cbe63ae92c3e86fbadb2709cb57e8897c (diff)
downloadbusybox-e84f4343b2212ec2ff9d87521ebd1d30576cdff3.tar.gz
Remove #ifdeffed out code, both KEEP_UNUSED and #if 0.
-rw-r--r--networking/interface.c493
1 files changed, 1 insertions, 492 deletions
diff --git a/networking/interface.c b/networking/interface.c
index 260dac073..4f8e46de4 100644
--- a/networking/interface.c
+++ b/networking/interface.c
@@ -4,7 +4,6 @@
*
* Heavily modified by Manuel Novoa III Mar 12, 2001
*
- * Pruned unused code using KEEP_UNUSED define.
* Added print_bytes_scaled function to reduce code size.
* Added some (potentially) missing defines.
* Improved display support for -a and for a named interface.
@@ -20,11 +19,7 @@
* Author: Fred N. van Kempen, <waltje@uwalt.nl.mugnet.org>
* and others. Copyright 1993 MicroWalt Corporation
*
- * This program is free software; you can redistribute it
- * and/or modify it under the terms of the GNU General
- * Public License as published by the Free Software
- * Foundation; either version 2 of the License, or (at
- * your option) any later version.
+ * Licensed under GPLv2 or later, see file LICENSE in this tarball for details.
*
* Patched to support 'add' and 'del' keywords for INET(4) addresses
* by Mrs. Brisby <mrs.brisby@nimh.org>
@@ -36,8 +31,6 @@
* (default AF was wrong)
*/
-/* #define KEEP_UNUSED */
-
/*
*
* Protocol Families.
@@ -133,39 +126,6 @@ struct aftype {
char *flag_file;
};
-#ifdef KEEP_UNUSED
-
-static int flag_unx;
-static int flag_inet;
-
-static struct aftrans_t {
- char *alias;
- char *name;
- int *flag;
-} aftrans[] = {
-
- {
- "ip", "inet", &flag_inet},
-#ifdef HAVE_AFINET6
- {
- "ip6", "inet6", &flag_inet6},
-#endif
- {
- "inet", "inet", &flag_inet},
-#ifdef HAVE_AFINET6
- {
- "inet6", "inet6", &flag_inet6},
-#endif
- {
- "unix", "unix", &flag_unx}, {
- "tcpip", "inet", &flag_inet},
- {
- 0, 0, 0}
-};
-
-static char afname[256] = "";
-#endif /* KEEP_UNUSED */
-
#if HAVE_AFUNIX
/* Display a UNIX domain address. */
@@ -197,19 +157,6 @@ static struct aftype unix_aftype = {
#if HAVE_AFINET
-#ifdef KEEP_UNUSED
-static void INET_reserror(char *text)
-{
- herror(text);
-}
-
-/* Display an Internet socket address. */
-static char *INET_print(unsigned char *ptr)
-{
- return (inet_ntoa((*(struct in_addr *) ptr)));
-}
-#endif /* KEEP_UNUSED */
-
/* Display an Internet socket address. */
static char *INET_sprint(struct sockaddr *sap, int numeric)
{
@@ -225,96 +172,6 @@ static char *INET_sprint(struct sockaddr *sap, int numeric)
return (buff);
}
-#ifdef KEEP_UNUSED
-static char *INET_sprintmask(struct sockaddr *sap, int numeric,
- unsigned int netmask)
-{
- static char buff[128];
-
- if (sap->sa_family == 0xFFFF || sap->sa_family == 0)
- return safe_strncpy(buff, "[NONE SET]", sizeof(buff));
- if (INET_rresolve(buff, sizeof(buff), (struct sockaddr_in *) sap,
- numeric, netmask) != 0)
- return (NULL);
- return (buff);
-}
-
-static int INET_getsock(char *bufp, struct sockaddr *sap)
-{
- char *sp = bufp, *bp;
- unsigned int i;
- unsigned val;
- struct sockaddr_in *sin;
-
- sin = (struct sockaddr_in *) sap;
- sin->sin_family = AF_INET;
- sin->sin_port = 0;
-
- val = 0;
- bp = (char *) &val;
- for (i = 0; i < sizeof(sin->sin_addr.s_addr); i++) {
- *sp = toupper(*sp);
-
- if ((*sp >= 'A') && (*sp <= 'F'))
- bp[i] |= (int) (*sp - 'A') + 10;
- else if ((*sp >= '0') && (*sp <= '9'))
- bp[i] |= (int) (*sp - '0');
- else
- return (-1);
-
- bp[i] <<= 4;
- sp++;
- *sp = toupper(*sp);
-
- if ((*sp >= 'A') && (*sp <= 'F'))
- bp[i] |= (int) (*sp - 'A') + 10;
- else if ((*sp >= '0') && (*sp <= '9'))
- bp[i] |= (int) (*sp - '0');
- else
- return (-1);
-
- sp++;
- }
- sin->sin_addr.s_addr = htonl(val);
-
- return (sp - bufp);
-}
-
-static int INET_input(int type, char *bufp, struct sockaddr *sap)
-{
- switch (type) {
- case 1:
- return (INET_getsock(bufp, sap));
- case 256:
- return (INET_resolve(bufp, (struct sockaddr_in *) sap, 1));
- default:
- return (INET_resolve(bufp, (struct sockaddr_in *) sap, 0));
- }
-}
-
-static int INET_getnetmask(char *adr, struct sockaddr *m, char *name)
-{
- struct sockaddr_in *mask = (struct sockaddr_in *) m;
- char *slash, *end;
- int prefix;
-
- if ((slash = strchr(adr, '/')) == NULL)
- return 0;
-
- *slash++ = '\0';
- prefix = strtoul(slash, &end, 0);
- if (*end != '\0')
- return -1;
-
- if (name) {
- sprintf(name, "/%d", prefix);
- }
- mask->sin_family = AF_INET;
- mask->sin_addr.s_addr = htonl(~(0xffffffffU >> prefix));
- return 1;
-}
-#endif /* KEEP_UNUSED */
-
static struct aftype inet_aftype = {
"inet", "DARPA Internet", AF_INET, sizeof(unsigned long),
NULL /* UNUSED INET_print */ , INET_sprint,
@@ -329,22 +186,6 @@ static struct aftype inet_aftype = {
#if HAVE_AFINET6
-#ifdef KEEP_UNUSED
-static void INET6_reserror(char *text)
-{
- herror(text);
-}
-
-/* Display an Internet socket address. */
-static char *INET6_print(unsigned char *ptr)
-{
- static char name[80];
-
- inet_ntop(AF_INET6, (struct in6_addr *) ptr, name, 80);
- return name;
-}
-#endif /* KEEP_UNUSED */
-
/* Display an Internet socket address. */
/* dirty! struct sockaddr usually doesn't suffer for inet6 addresses, fst. */
static char *INET6_sprint(struct sockaddr *sap, int numeric)
@@ -359,32 +200,6 @@ static char *INET6_sprint(struct sockaddr *sap, int numeric)
return (buff);
}
-#ifdef KEEP_UNUSED
-static int INET6_getsock(char *bufp, struct sockaddr *sap)
-{
- struct sockaddr_in6 *sin6;
-
- sin6 = (struct sockaddr_in6 *) sap;
- sin6->sin6_family = AF_INET6;
- sin6->sin6_port = 0;
-
- if (inet_pton(AF_INET6, bufp, sin6->sin6_addr.s6_addr) <= 0)
- return (-1);
-
- return 16; /* ?;) */
-}
-
-static int INET6_input(int type, char *bufp, struct sockaddr *sap)
-{
- switch (type) {
- case 1:
- return (INET6_getsock(bufp, sap));
- default:
- return (INET6_resolve(bufp, (struct sockaddr_in6 *) sap));
- }
-}
-#endif /* KEEP_UNUSED */
-
static struct aftype inet6_aftype = {
"inet6", "IPv6", AF_INET6, sizeof(struct in6_addr),
NULL /* UNUSED INET6_print */ , INET6_sprint,
@@ -445,135 +260,11 @@ static struct aftype * const aftypes[] = {
NULL
};
-#ifdef KEEP_UNUSED
-static short sVafinit = 0;
-
-static void afinit()
-{
- unspec_aftype.title = "UNSPEC";
-#if HAVE_AFUNIX
- unix_aftype.title = "UNIX Domain";
-#endif
-#if HAVE_AFINET
- inet_aftype.title = "DARPA Internet";
-#endif
-#if HAVE_AFINET6
- inet6_aftype.title = "IPv6";
-#endif
- sVafinit = 1;
-}
-
-static int aftrans_opt(const char *arg)
-{
- struct aftrans_t *paft;
- char *tmp1, *tmp2;
- char buf[256];
-
- safe_strncpy(buf, arg, sizeof(buf));
-
- tmp1 = buf;
-
- while (tmp1) {
-
- tmp2 = strchr(tmp1, ',');
-
- if (tmp2)
- *(tmp2++) = '\0';
-
- paft = aftrans;
- for (paft = aftrans; paft->alias; paft++) {
- if (strcmp(tmp1, paft->alias))
- continue;
- if (strlen(paft->name) + strlen(afname) + 1 >= sizeof(afname)) {
- bb_error_msg("Too many address family arguments.");
- return (0);
- }
- if (paft->flag)
- (*paft->flag)++;
- if (afname[0])
- strcat(afname, ",");
- strcat(afname, paft->name);
- break;
- }
- if (!paft->alias) {
- bb_error_msg("Unknown address family `%s'.", tmp1);
- return (1);
- }
- tmp1 = tmp2;
- }
-
- return (0);
-}
-
-/* set the default AF list from the program name or a constant value */
-static void aftrans_def(char *tool, char *argv0, char *dflt)
-{
- char *tmp;
- char *buf;
-
- strcpy(afname, dflt);
-
- if (!(tmp = strrchr(argv0, '/')))
- tmp = argv0; /* no slash?! */
- else
- tmp++;
-
- if (!(buf = strdup(tmp)))
- return;
-
- if (strlen(tool) >= strlen(tmp)) {
- free(buf);
- return;
- }
- tmp = buf + (strlen(tmp) - strlen(tool));
-
- if (strcmp(tmp, tool) != 0) {
- free(buf);
- return;
- }
- *tmp = '\0';
- if ((tmp = strchr(buf, '_')))
- *tmp = '\0';
-
- afname[0] = '\0';
- if (aftrans_opt(buf))
- strcpy(afname, buf);
-
- free(buf);
-}
-
-/* Check our protocol family table for this family. */
-static struct aftype *get_aftype(const char *name)
-{
- struct aftype * const *afp;
-
-#ifdef KEEP_UNUSED
- if (!sVafinit)
- afinit();
-#endif /* KEEP_UNUSED */
-
- afp = aftypes;
- while (*afp != NULL) {
- if (!strcmp((*afp)->name, name))
- return (*afp);
- afp++;
- }
- if (strchr(name, ','))
- bb_error_msg("Only one address family.");
- return (NULL);
-}
-#endif /* KEEP_UNUSED */
-
/* Check our protocol family table for this family. */
static struct aftype *get_afntype(int af)
{
struct aftype * const *afp;
-#ifdef KEEP_UNUSED
- if (!sVafinit)
- afinit();
-#endif /* KEEP_UNUSED */
-
afp = aftypes;
while (*afp != NULL) {
if ((*afp)->af == af)
@@ -588,11 +279,6 @@ static int get_socket_for_af(int af)
{
struct aftype * const *afp;
-#ifdef KEEP_UNUSED
- if (!sVafinit)
- afinit();
-#endif /* KEEP_UNUSED */
-
afp = aftypes;
while (*afp != NULL) {
if ((*afp)->af == af)
@@ -602,38 +288,6 @@ static int get_socket_for_af(int af)
return -1;
}
-#ifdef KEEP_UNUSED
-/* type: 0=all, 1=getroute */
-static void print_aflist(int type)
-{
- int count = 0;
- char *txt;
- struct aftype * const *afp;
-
-#ifdef KEEP_UNUSED
- if (!sVafinit)
- afinit();
-#endif /* KEEP_UNUSED */
-
- afp = aftypes;
- while (*afp != NULL) {
- if ((type == 1 && ((*afp)->rprint == NULL)) || ((*afp)->af == 0)) {
- afp++;
- continue;
- }
- if ((count % 3) == 0)
- fprintf(stderr, count ? "\n " : " ");
- txt = (*afp)->name;
- if (!txt)
- txt = "..";
- fprintf(stderr, "%s (%s) ", txt, (*afp)->title);
- count++;
- afp++;
- }
- fprintf(stderr, "\n");
-}
-#endif /* KEEP_UNUSED */
-
struct user_net_device_stats {
unsigned long long rx_packets; /* total packets received */
unsigned long long tx_packets; /* total packets transmitted */
@@ -687,13 +341,6 @@ struct interface {
int interface_opt_a = 0; /* show all interfaces */
-#ifdef KEEP_UNUSED
-static int opt_i = 0; /* show the statistics */
-static int opt_v = 0; /* debugging output flag */
-
-static int addr_family = 0; /* currently selected AF */
-#endif /* KEEP_UNUSED */
-
static struct interface *int_list, *int_last;
static int skfd = -1; /* generic raw socket desc. */
@@ -1170,84 +817,6 @@ static char *pr_ether(unsigned char *ptr)
return (buff);
}
-#ifdef KEEP_UNUSED
-/* Input an Ethernet address and convert to binary. */
-static int in_ether(char *bufp, struct sockaddr *sap)
-{
- unsigned char *ptr;
- char c, *orig;
- int i;
- unsigned val;
-
- sap->sa_family = ether_hwtype.type;
- ptr = sap->sa_data;
-
- i = 0;
- orig = bufp;
- while ((*bufp != '\0') && (i < ETH_ALEN)) {
- val = 0;
- c = *bufp++;
- if (isdigit(c))
- val = c - '0';
- else if (c >= 'a' && c <= 'f')
- val = c - 'a' + 10;
- else if (c >= 'A' && c <= 'F')
- val = c - 'A' + 10;
- else {
-#ifdef DEBUG
- bb_error_msg("in_ether(%s): invalid ether address!\n", orig);
-#endif
- errno = EINVAL;
- return (-1);
- }
- val <<= 4;
- c = *bufp;
- if (isdigit(c))
- val |= c - '0';
- else if (c >= 'a' && c <= 'f')
- val |= c - 'a' + 10;
- else if (c >= 'A' && c <= 'F')
- val |= c - 'A' + 10;
- else if (c == ':' || c == 0)
- val >>= 4;
- else {
-#ifdef DEBUG
- bb_error_msg("in_ether(%s): invalid ether address!", orig);
-#endif
- errno = EINVAL;
- return (-1);
- }
- if (c != 0)
- bufp++;
- *ptr++ = (unsigned char) (val & 0377);
- i++;
-
- /* We might get a semicolon here - not required. */
- if (*bufp == ':') {
-#ifdef DEBUG
- if (i == ETH_ALEN) {
- bb_error_msg("in_ether(%s): trailing : ignored!", orig);
- }
-#endif
- bufp++;
- }
- }
-
-#ifdef DEBUG
- /* That's it. Any trailing junk? */
- if ((i == ETH_ALEN) && (*bufp != '\0')) {
- bb_error_msg("in_ether(%s): trailing junk!", orig);
- errno = EINVAL;
- return (-1);
- }
- bb_error_msg("in_ether(%s): %s", orig, pr_ether(sap->sa_data));
-#endif
-
- return (0);
-}
-#endif /* KEEP_UNUSED */
-
-
static const struct hwtype ether_hwtype = {
"ether", "Ethernet", ARPHRD_ETHER, ETH_ALEN,
pr_ether, NULL /* UNUSED in_ether */ , NULL
@@ -1261,15 +830,6 @@ static const struct hwtype ether_hwtype = {
#include <net/if_arp.h>
-#ifdef KEEP_UNUSED
-/* Start the PPP encapsulation on the file descriptor. */
-static int do_ppp(int fd)
-{
- bb_error_msg("You cannot start PPP with this program.");
- return -1;
-}
-#endif /* KEEP_UNUSED */
-
static const struct hwtype ppp_hwtype = {
"ppp", "Point-Point Protocol", ARPHRD_PPP, 0,
NULL, NULL, NULL /* UNUSED do_ppp */ , 0
@@ -1298,40 +858,7 @@ static const struct hwtype * const hwtypes[] = {
NULL
};
-#ifdef KEEP_UNUSED
-static short sVhwinit = 0;
-
-static void hwinit()
-{
- loop_hwtype.title = "Local Loopback";
- unspec_hwtype.title = "UNSPEC";
-#if HAVE_HWETHER
- ether_hwtype.title = "Ethernet";
-#endif
-#if HAVE_HWTUNNEL
- tunnel_hwtype.title = "IPIP Tunnel";
-#endif
-#if HAVE_HWPPP
- ppp_hwtype.title = "Point-to-Point Protocol";
-#endif
- sVhwinit = 1;
-}
-#endif /* KEEP_UNUSED */
-
#ifdef IFF_PORTSEL
-#if 0
-static const char * const if_port_text[][4] = {
- /* Keep in step with <linux/netdevice.h> */
- {"unknown", NULL, NULL, NULL},
- {"10base2", "bnc", "coax", NULL},
- {"10baseT", "utp", "tpe", NULL},
- {"AUI", "thick", "db15", NULL},
- {"100baseT", NULL, NULL, NULL},
- {"100baseTX", NULL, NULL, NULL},
- {"100baseFX", NULL, NULL, NULL},
- {NULL, NULL, NULL, NULL},
-};
-#else
static const char * const if_port_text[] = {
/* Keep in step with <linux/netdevice.h> */
"unknown",
@@ -1344,18 +871,12 @@ static const char * const if_port_text[] = {
NULL
};
#endif
-#endif
/* Check our hardware type table for this type. */
static const struct hwtype *get_hwntype(int type)
{
const struct hwtype * const *hwp;
-#ifdef KEEP_UNUSED
- if (!sVhwinit)
- hwinit();
-#endif /* KEEP_UNUSED */
-
hwp = hwtypes;
while (*hwp != NULL) {
if ((*hwp)->type == type)
@@ -1391,24 +912,12 @@ static void print_bytes_scaled(unsigned long long ull, const char *end)
int_part = ull;
i = 4;
do {
-#if 0
- /* This does correct rounding and is a little larger. But it
- * uses KiB as the smallest displayed unit. */
- if ((int_part < (1024*1024 - 51)) || !--i) {
- i = 0;
- int_part += 51; /* 1024*.05 = 51.2 */
- frac_part = ((((unsigned int) int_part) & (1024-1)) * 10) / 1024;
- }
- int_part /= 1024;
- ext += 3; /* KiB, MiB, GiB, TiB */
-#else
if (int_part >= 1024) {
frac_part = ((((unsigned int) int_part) & (1024-1)) * 10) / 1024;
int_part /= 1024;
ext += 3; /* KiB, MiB, GiB, TiB */
}
--i;
-#endif
} while (i);
printf("X bytes:%llu (%llu.%u %sB)%s", ull, int_part, frac_part, ext, end);