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Kill off some unused code that was wasting several k, as noticed by

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Denis Vlasenko when building with  -ffunction-sections -fdata-sections
This commit is contained in:
Eric Andersen 2006-03-03 18:37:39 +00:00
parent c05dda4b2d
commit cbd1c85744
4 changed files with 0 additions and 216 deletions
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128
networking/libiproute/libnetlink.c
View File

@ -319,134 +319,6 @@ int rtnl_talk(struct rtnl_handle *rtnl, struct nlmsghdr *n, pid_t peer,
}
}
int rtnl_listen(struct rtnl_handle *rtnl,
int (*handler)(struct sockaddr_nl *,struct nlmsghdr *n, void *),
void *jarg)
{
int status;
struct nlmsghdr *h;
struct sockaddr_nl nladdr;
struct iovec iov;
char buf[8192];
struct msghdr msg = {
(void*)&nladdr, sizeof(nladdr),
&iov, 1,
NULL, 0,
0
};
memset(&nladdr, 0, sizeof(nladdr));
nladdr.nl_family = AF_NETLINK;
nladdr.nl_pid = 0;
nladdr.nl_groups = 0;
iov.iov_base = buf;
while (1) {
iov.iov_len = sizeof(buf);
status = recvmsg(rtnl->fd, &msg, 0);
if (status < 0) {
if (errno == EINTR)
continue;
bb_perror_msg("OVERRUN");
continue;
}
if (status == 0) {
bb_error_msg("EOF on netlink");
return -1;
}
if (msg.msg_namelen != sizeof(nladdr)) {
bb_error_msg_and_die("Sender address length == %d", msg.msg_namelen);
}
for (h = (struct nlmsghdr*)buf; status >= sizeof(*h); ) {
int err;
int len = h->nlmsg_len;
int l = len - sizeof(*h);
if (l<0 || len>status) {
if (msg.msg_flags & MSG_TRUNC) {
bb_error_msg("Truncated message");
return -1;
}
bb_error_msg_and_die("!!!malformed message: len=%d", len);
}
err = handler(&nladdr, h, jarg);
if (err < 0) {
return err;
}
status -= NLMSG_ALIGN(len);
h = (struct nlmsghdr*)((char*)h + NLMSG_ALIGN(len));
}
if (msg.msg_flags & MSG_TRUNC) {
bb_error_msg("Message truncated");
continue;
}
if (status) {
bb_error_msg_and_die("!!!Remnant of size %d", status);
}
}
}
int rtnl_from_file(FILE *rtnl,
int (*handler)(struct sockaddr_nl *,struct nlmsghdr *n, void *),
void *jarg)
{
int status;
struct sockaddr_nl nladdr;
char buf[8192];
struct nlmsghdr *h = (void*)buf;
memset(&nladdr, 0, sizeof(nladdr));
nladdr.nl_family = AF_NETLINK;
nladdr.nl_pid = 0;
nladdr.nl_groups = 0;
while (1) {
int err, len, type;
int l;
status = fread(&buf, 1, sizeof(*h), rtnl);
if (status < 0) {
if (errno == EINTR)
continue;
bb_perror_msg("rtnl_from_file: fread");
return -1;
}
if (status == 0)
return 0;
len = h->nlmsg_len;
type= h->nlmsg_type;
l = len - sizeof(*h);
if (l<0 || len>sizeof(buf)) {
bb_error_msg("!!!malformed message: len=%d @%lu",
len, ftell(rtnl));
return -1;
}
status = fread(NLMSG_DATA(h), 1, NLMSG_ALIGN(l), rtnl);
if (status < 0) {
bb_perror_msg("rtnl_from_file: fread");
return -1;
}
if (status < l) {
bb_error_msg("rtnl-from_file: truncated message");
return -1;
}
err = handler(&nladdr, h, jarg);
if (err < 0)
return err;
}
}
int addattr32(struct nlmsghdr *n, int maxlen, int type, __u32 data)
{
int len = RTA_LENGTH(4);

4
networking/libiproute/libnetlink.h
View File

@ -37,10 +37,6 @@ extern int rta_addattr_l(struct rtattr *rta, int maxlen, int type, void *data, i
extern int parse_rtattr(struct rtattr *tb[], int max, struct rtattr *rta, int len);
extern int rtnl_listen(struct rtnl_handle *, int (*handler)(struct sockaddr_nl *,struct nlmsghdr *n, void *),
void *jarg);
extern int rtnl_from_file(FILE *, int (*handler)(struct sockaddr_nl *,struct nlmsghdr *n, void *),
void *jarg);
#endif /* __LIBNETLINK_H__ */

81
networking/libiproute/rt_names.c
View File

@ -207,23 +207,6 @@ static void rtnl_rtrealm_initialize(void)
rtnl_rtrealm_tab, 256);
}
const char * rtnl_rtrealm_n2a(int id, char *buf, int len)
{
if (id<0 || id>=256) {
snprintf(buf, len, "%d", id);
return buf;
}
if (!rtnl_rtrealm_tab[id]) {
if (!rtnl_rtrealm_init)
rtnl_rtrealm_initialize();
}
if (rtnl_rtrealm_tab[id])
return rtnl_rtrealm_tab[id];
snprintf(buf, len, "%d", id);
return buf;
}
int rtnl_rtrealm_a2n(uint32_t *id, char *arg)
{
static char *cache = NULL;
@ -258,70 +241,6 @@ int rtnl_rtrealm_a2n(uint32_t *id, char *arg)
static char * rtnl_rttable_tab[256] = {
"unspec",
};
static int rtnl_rttable_init;
static void rtnl_rttable_initialize(void)
{
rtnl_rttable_init = 1;
rtnl_rttable_tab[255] = "local";
rtnl_rttable_tab[254] = "main";
rtnl_tab_initialize("/etc/iproute2/rt_tables",
rtnl_rttable_tab, 256);
}
const char * rtnl_rttable_n2a(int id, char *buf, int len)
{
if (id<0 || id>=256) {
snprintf(buf, len, "%d", id);
return buf;
}
if (!rtnl_rttable_tab[id]) {
if (!rtnl_rttable_init)
rtnl_rttable_initialize();
}
if (rtnl_rttable_tab[id])
return rtnl_rttable_tab[id];
snprintf(buf, len, "%d", id);
return buf;
}
int rtnl_rttable_a2n(uint32_t *id, char *arg)
{
static char *cache = NULL;
static unsigned long res;
char *end;
int i;
if (cache && strcmp(cache, arg) == 0) {
*id = res;
return 0;
}
if (!rtnl_rttable_init)
rtnl_rttable_initialize();
for (i=0; i<256; i++) {
if (rtnl_rttable_tab[i] &&
strcmp(rtnl_rttable_tab[i], arg) == 0) {
cache = rtnl_rttable_tab[i];
res = i;
*id = res;
return 0;
}
}
i = strtoul(arg, &end, 0);
if (!end || end == arg || *end || i > 255)
return -1;
*id = i;
return 0;
}
static char * rtnl_rtdsfield_tab[256] = {
"0",
};

3
networking/libiproute/rt_names.h
View File

@ -5,12 +5,9 @@
extern const char* rtnl_rtprot_n2a(int id, char *buf, int len);
extern const char* rtnl_rtscope_n2a(int id, char *buf, int len);
extern const char* rtnl_rttable_n2a(int id, char *buf, int len);
extern const char* rtnl_rtrealm_n2a(int id, char *buf, int len);
extern const char* rtnl_dsfield_n2a(int id, char *buf, int len);
extern int rtnl_rtprot_a2n(uint32_t *id, char *arg);
extern int rtnl_rtscope_a2n(uint32_t *id, char *arg);
extern int rtnl_rttable_a2n(uint32_t *id, char *arg);
extern int rtnl_rtrealm_a2n(uint32_t *id, char *arg);
extern int rtnl_dsfield_a2n(uint32_t *id, char *arg);