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authorDenis Vlasenko2007-01-29 23:43:18 +0000
committerDenis Vlasenko2007-01-29 23:43:18 +0000
commit89ef65f02463b27313ff0eba806aa6e4aec10716 (patch)
tree70eab3e72843b1418ef3d88437c1f1a19169bda8 /networking
parentab2aea44479fd6f519bccd651a37f30e792b7593 (diff)
downloadbusybox-89ef65f02463b27313ff0eba806aa6e4aec10716.zip
busybox-89ef65f02463b27313ff0eba806aa6e4aec10716.tar.gz
preparatory patch for -Wwrite-strings #5
Diffstat (limited to 'networking')
-rw-r--r--networking/ifupdown.c24
-rw-r--r--networking/libiproute/ip_common.h3
-rw-r--r--networking/libiproute/ip_parse_common_args.c2
-rw-r--r--networking/libiproute/iplink.c2
-rw-r--r--networking/libiproute/iproute.c16
-rw-r--r--networking/libiproute/utils.h3
-rw-r--r--networking/ping.c6
-rw-r--r--networking/zcip.c6
8 files changed, 26 insertions, 36 deletions
diff --git a/networking/ifupdown.c b/networking/ifupdown.c
index 4ec3d37..834c7fa 100644
--- a/networking/ifupdown.c
+++ b/networking/ifupdown.c
@@ -36,22 +36,19 @@ struct interface_defn_t;
typedef int execfn(char *command);
-struct method_t
-{
- char *name;
+struct method_t {
+ const char *name;
int (*up)(struct interface_defn_t *ifd, execfn *e);
int (*down)(struct interface_defn_t *ifd, execfn *e);
};
-struct address_family_t
-{
- char *name;
+struct address_family_t {
+ const char *name;
int n_methods;
const struct method_t *method;
};
-struct mapping_defn_t
-{
+struct mapping_defn_t {
struct mapping_defn_t *next;
int max_matches;
@@ -65,14 +62,12 @@ struct mapping_defn_t
char **mapping;
};
-struct variable_t
-{
+struct variable_t {
char *name;
char *value;
};
-struct interface_defn_t
-{
+struct interface_defn_t {
const struct address_family_t *address_family;
const struct method_t *method;
@@ -82,8 +77,7 @@ struct interface_defn_t
struct variable_t *option;
};
-struct interfaces_file_t
-{
+struct interfaces_file_t {
llist_t *autointerfaces;
llist_t *ifaces;
struct mapping_defn_t *mappings;
@@ -105,7 +99,7 @@ enum {
static char **my_environ;
-static char *startup_PATH;
+static const char *startup_PATH;
#if ENABLE_FEATURE_IFUPDOWN_IPV4 || ENABLE_FEATURE_IFUPDOWN_IPV6
diff --git a/networking/libiproute/ip_common.h b/networking/libiproute/ip_common.h
index 1529178..05a6a95 100644
--- a/networking/libiproute/ip_common.h
+++ b/networking/libiproute/ip_common.h
@@ -14,7 +14,8 @@
#endif
extern int preferred_family;
-extern char * _SL_;
+//FIXME! Appears in two .h files!
+extern const char * _SL_;
extern void ip_parse_common_args(int *argcp, char ***argvp);
extern int print_neigh(struct sockaddr_nl *who, struct nlmsghdr *n, void *arg);
diff --git a/networking/libiproute/ip_parse_common_args.c b/networking/libiproute/ip_parse_common_args.c
index 64386c9..00a8912 100644
--- a/networking/libiproute/ip_parse_common_args.c
+++ b/networking/libiproute/ip_parse_common_args.c
@@ -24,7 +24,7 @@
int preferred_family = AF_UNSPEC;
int oneline = 0;
-char * _SL_ = NULL;
+const char * _SL_ = NULL;
void ip_parse_common_args(int *argcp, char ***argvp)
{
diff --git a/networking/libiproute/iplink.c b/networking/libiproute/iplink.c
index ae41ab3..cb6ee96 100644
--- a/networking/libiproute/iplink.c
+++ b/networking/libiproute/iplink.c
@@ -25,7 +25,7 @@
/* take from linux/sockios.h */
#define SIOCSIFNAME 0x8923 /* set interface name */
-static int on_off(char *msg)
+static int on_off(const char *msg)
{
bb_error_msg("error: argument of \"%s\" must be \"on\" or \"off\"", msg);
return -1;
diff --git a/networking/libiproute/iproute.c b/networking/libiproute/iproute.c
index c8a58c1..27d37ac 100644
--- a/networking/libiproute/iproute.c
+++ b/networking/libiproute/iproute.c
@@ -469,21 +469,15 @@ static int rtnl_rtcache_request(struct rtnl_handle *rth, int family)
static int iproute_flush_cache(void)
{
-#define ROUTE_FLUSH_PATH "/proc/sys/net/ipv4/route/flush"
-
- int len;
- int flush_fd = open (ROUTE_FLUSH_PATH, O_WRONLY);
- char *buffer = "-1";
-
+ static const char fn[] = "/proc/sys/net/ipv4/route/flush";
+ int flush_fd = open(fn, O_WRONLY);
if (flush_fd < 0) {
- fprintf(stderr, "Cannot open \"%s\"\n", ROUTE_FLUSH_PATH);
+ bb_perror_msg("cannot open '%s'", fn);
return -1;
}
- len = strlen (buffer);
-
- if ((write (flush_fd, (void *)buffer, len)) < len) {
- fprintf(stderr, "Cannot flush routing cache\n");
+ if (write(flush_fd, "-1", 2) < 2) {
+ bb_perror_msg("cannot flush routing cache");
return -1;
}
close(flush_fd);
diff --git a/networking/libiproute/utils.h b/networking/libiproute/utils.h
index ebf2af1..556541f 100644
--- a/networking/libiproute/utils.h
+++ b/networking/libiproute/utils.h
@@ -14,7 +14,8 @@ extern int show_details;
extern int show_raw;
extern int resolve_hosts;
extern int oneline;
-extern char * _SL_;
+//FIXME! Appears in two .h files!
+extern const char * _SL_;
#ifndef IPPROTO_ESP
#define IPPROTO_ESP 50
diff --git a/networking/ping.c b/networking/ping.c
index 52e4886..53aabb6 100644
--- a/networking/ping.c
+++ b/networking/ping.c
@@ -369,7 +369,7 @@ static void sendping6(int junk ATTRIBUTE_UNUSED)
}
#endif
-static char *icmp_type_name(int id)
+static const char *icmp_type_name(int id)
{
switch (id) {
case ICMP_ECHOREPLY: return "Echo Reply";
@@ -400,7 +400,7 @@ static char *icmp_type_name(int id)
#ifndef MLD_LISTENER_REDUCTION
# define MLD_LISTENER_REDUCTION ICMP6_MEMBERSHIP_REDUCTION
#endif
-static char *icmp6_type_name(int id)
+static const char *icmp6_type_name(int id)
{
switch (id) {
case ICMP6_DST_UNREACH: return "Destination Unreachable";
@@ -761,7 +761,7 @@ int ping_main(int argc, char **argv)
#if ENABLE_PING6
int ping6_main(int argc, char **argv)
{
- argv[0] = "-6";
+ argv[0] = (char*)"-6";
return ping_main(argc + 1, argv - 1);
}
#endif
diff --git a/networking/zcip.c b/networking/zcip.c
index 5d57c42..b568706 100644
--- a/networking/zcip.c
+++ b/networking/zcip.c
@@ -130,10 +130,10 @@ static void arp(int fd, struct sockaddr *saddr, int op,
/**
* Run a script.
*/
-static int run(char *script, char *arg, char *intf, struct in_addr *ip)
+static int run(const char *script, const char *arg, const char *intf, struct in_addr *ip)
{
int pid, status;
- char *why;
+ const char *why;
if(1) { //always true: if (script != NULL)
VDBG("%s run %s %s\n", intf, script, arg);
@@ -207,7 +207,7 @@ static int state = PROBE;
int zcip_main(int argc, char *argv[])
{
struct ether_addr eth_addr;
- char *why;
+ const char *why;
int fd;
// parse commandline: prog [options] ifname script