libiproute: FACT_FUNCization

function                                             old     new   delta
get_addr_1                                           258     287     +29
next_arg                                               -      22     +22
print_neigh                                          885     902     +17
do_iplink                                           1269    1276      +7
get_unsigned                                          54      55      +1
get_u32                                               54      55      +1
get_u16                                               62      63      +1
rt_addr_n2a                                           53      52      -1
ipaddr_modify                                       1229    1226      -3
get_addr32                                            58      54      -4
invarg_1_to_2                                         18      12      -6
inet_addr_match                                      109     103      -6
duparg2                                               18      12      -6
duparg                                                18      12      -6
print_addrinfo                                      1231    1223      -8
ipneigh_list_or_flush                                724     714     -10
incomplete_command                                    10       -     -10
iproute_get                                          847     835     -12
ipaddr_list_or_flush                                1265    1253     -12
get_prefix                                           356     344     -12
do_add_or_delete                                    1162    1150     -12
get_addr                                              73      58     -15
iproute_list_or_flush                               1210    1191     -19
parse_args                                          1434    1412     -22
print_rule                                           634     610     -24
iprule_modify                                        864     816     -48
print_route                                         1621    1565     -56
iproute_modify                                      1221    1164     -57
------------------------------------------------------------------------------
(add/remove: 1/1 grow/shrink: 6/20 up/down: 78/-349)         Total: -271 bytes

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>

2 files changed, 41 insertions, 39 deletions

diff --git a/networking/libiproute/utils.c b/networking/libiproute/utils.c
index 42025bc66..fca167ac6 100644
--- a/networking/libiproute/utils.c
+++ b/networking/libiproute/utils.c
@@ -13,7 +13,7 @@
 #include "utils.h"
 #include "inet_common.h"
 
-unsigned get_hz(void)
+unsigned FAST_FUNC get_hz(void)
 {
 	static unsigned hz_internal;
 	FILE *fp;
@@ -35,7 +35,7 @@ unsigned get_hz(void)
 	return hz_internal;
 }
 
-unsigned get_unsigned(char *arg, const char *errmsg)
+unsigned FAST_FUNC get_unsigned(char *arg, const char *errmsg)
 {
 	unsigned long res;
 	char *ptr;
@@ -50,7 +50,7 @@ unsigned get_unsigned(char *arg, const char *errmsg)
 	invarg_1_to_2(arg, errmsg); /* does not return */
 }
 
-uint32_t get_u32(char *arg, const char *errmsg)
+uint32_t FAST_FUNC get_u32(char *arg, const char *errmsg)
 {
 	unsigned long res;
 	char *ptr;
@@ -65,7 +65,7 @@ uint32_t get_u32(char *arg, const char *errmsg)
 	invarg_1_to_2(arg, errmsg); /* does not return */
 }
 
-uint16_t get_u16(char *arg, const char *errmsg)
+uint16_t FAST_FUNC get_u16(char *arg, const char *errmsg)
 {
 	unsigned long res;
 	char *ptr;
@@ -80,7 +80,7 @@ uint16_t get_u16(char *arg, const char *errmsg)
 	invarg_1_to_2(arg, errmsg); /* does not return */
 }
 
-int get_addr_1(inet_prefix *addr, char *name, int family)
+int FAST_FUNC get_addr_1(inet_prefix *addr, char *name, int family)
 {
 	memset(addr, 0, sizeof(*addr));
 
@@ -199,7 +199,7 @@ static void get_prefix_1(inet_prefix *dst, char *arg, int family)
 	bb_error_msg_and_die("an %s %s is expected rather than \"%s\"", "inet", "prefix", arg);
 }
 
-int get_addr(inet_prefix *dst, char *arg, int family)
+int FAST_FUNC get_addr(inet_prefix *dst, char *arg, int family)
 {
 	if (family == AF_PACKET) {
 		bb_error_msg_and_die("\"%s\" may be inet %s, but it is not allowed in this context", arg, "address");
@@ -210,7 +210,7 @@ int get_addr(inet_prefix *dst, char *arg, int family)
 	return 0;
 }
 
-void get_prefix(inet_prefix *dst, char *arg, int family)
+void FAST_FUNC get_prefix(inet_prefix *dst, char *arg, int family)
 {
 	if (family == AF_PACKET) {
 		bb_error_msg_and_die("\"%s\" may be inet %s, but it is not allowed in this context", arg, "prefix");
@@ -218,7 +218,7 @@ void get_prefix(inet_prefix *dst, char *arg, int family)
 	get_prefix_1(dst, arg, family);
 }
 
-uint32_t get_addr32(char *name)
+uint32_t FAST_FUNC get_addr32(char *name)
 {
 	inet_prefix addr;
 
@@ -228,27 +228,29 @@ uint32_t get_addr32(char *name)
 	return addr.data[0];
 }
 
-void incomplete_command(void)
+char** FAST_FUNC next_arg(char **argv)
 {
-	bb_error_msg_and_die("command line is not complete, try \"help\"");
+	if (!*++argv)
+		bb_error_msg_and_die("command line is not complete, try \"help\"");
+	return argv;
 }
 
-void invarg_1_to_2(const char *arg, const char *opt)
+void FAST_FUNC invarg_1_to_2(const char *arg, const char *opt)
 {
 	bb_error_msg_and_die(bb_msg_invalid_arg_to, arg, opt);
 }
 
-void duparg(const char *key, const char *arg)
+void FAST_FUNC duparg(const char *key, const char *arg)
 {
 	bb_error_msg_and_die("duplicate \"%s\": \"%s\" is the second value", key, arg);
 }
 
-void duparg2(const char *key, const char *arg)
+void FAST_FUNC duparg2(const char *key, const char *arg)
 {
 	bb_error_msg_and_die("either \"%s\" is duplicate, or \"%s\" is garbage", key, arg);
 }
 
-int inet_addr_match(const inet_prefix *a, const inet_prefix *b, int bits)
+int FAST_FUNC inet_addr_match(const inet_prefix *a, const inet_prefix *b, int bits)
 {
 	const uint32_t *a1 = a->data;
 	const uint32_t *a2 = b->data;
@@ -276,7 +278,7 @@ int inet_addr_match(const inet_prefix *a, const inet_prefix *b, int bits)
 	return 0;
 }
 
-const char *rt_addr_n2a(int af, void *addr)
+const char* FAST_FUNC rt_addr_n2a(int af, void *addr)
 {
 	switch (af) {
 	case AF_INET:
@@ -290,7 +292,7 @@ const char *rt_addr_n2a(int af, void *addr)
 }
 
 #ifdef RESOLVE_HOSTNAMES
-const char *format_host(int af, int len, void *addr)
+const char* FAST_FUNC format_host(int af, int len, void *addr)
 {
 	if (resolve_hosts) {
 		struct hostent *h_ent;
diff --git a/networking/libiproute/utils.h b/networking/libiproute/utils.h
index 408d5f65f..55490980d 100644
--- a/networking/libiproute/utils.h
+++ b/networking/libiproute/utils.h
@@ -26,10 +26,6 @@ extern char _SL_;
 #define SPRINT_BSIZE 64
 #define SPRINT_BUF(x)  char x[SPRINT_BSIZE]
 
-extern void incomplete_command(void) NORETURN;
-
-#define NEXT_ARG() do { if (!*++argv) incomplete_command(); } while (0)
-
 typedef struct {
 	uint8_t family;
 	uint8_t bytelen;
@@ -56,36 +52,40 @@ struct ipx_addr {
 	uint8_t  ipx_node[IPX_NODE_LEN];
 };
 
-extern uint32_t get_addr32(char *name);
-extern int get_addr_1(inet_prefix *dst, char *arg, int family);
-/*extern void get_prefix_1(inet_prefix *dst, char *arg, int family);*/
-extern int get_addr(inet_prefix *dst, char *arg, int family);
-extern void get_prefix(inet_prefix *dst, char *arg, int family);
+char** next_arg(char **argv) FAST_FUNC;
+#define NEXT_ARG() do { argv = next_arg(argv); } while (0)
 
-extern unsigned get_unsigned(char *arg, const char *errmsg);
-extern uint32_t get_u32(char *arg, const char *errmsg);
-extern uint16_t get_u16(char *arg, const char *errmsg);
+uint32_t get_addr32(char *name) FAST_FUNC;
+int get_addr_1(inet_prefix *dst, char *arg, int family) FAST_FUNC;
+/*void get_prefix_1(inet_prefix *dst, char *arg, int family) FAST_FUNC;*/
+int get_addr(inet_prefix *dst, char *arg, int family) FAST_FUNC;
+void get_prefix(inet_prefix *dst, char *arg, int family) FAST_FUNC;
 
-extern const char *rt_addr_n2a(int af, void *addr);
+unsigned get_unsigned(char *arg, const char *errmsg) FAST_FUNC;
+uint32_t get_u32(char *arg, const char *errmsg) FAST_FUNC;
+uint16_t get_u16(char *arg, const char *errmsg) FAST_FUNC;
+
+const char *rt_addr_n2a(int af, void *addr) FAST_FUNC;
 #ifdef RESOLVE_HOSTNAMES
-extern const char *format_host(int af, int len, void *addr);
+const char *format_host(int af, int len, void *addr) FAST_FUNC;
 #else
 #define format_host(af, len, addr) \
 	rt_addr_n2a(af, addr)
 #endif
 
-void invarg_1_to_2(const char *, const char *) NORETURN;
-void duparg(const char *, const char *) NORETURN;
-void duparg2(const char *, const char *) NORETURN;
-int inet_addr_match(const inet_prefix *a, const inet_prefix *b, int bits);
+void invarg_1_to_2(const char *, const char *) FAST_FUNC NORETURN;
+void duparg(const char *, const char *) FAST_FUNC NORETURN;
+void duparg2(const char *, const char *) FAST_FUNC NORETURN;
+
+int inet_addr_match(const inet_prefix *a, const inet_prefix *b, int bits) FAST_FUNC;
 
-const char *dnet_ntop(int af, const void *addr, char *str, size_t len);
-int dnet_pton(int af, const char *src, void *addr);
+//const char *dnet_ntop(int af, const void *addr, char *str, size_t len);
+//int dnet_pton(int af, const char *src, void *addr);
 
-const char *ipx_ntop(int af, const void *addr, char *str, size_t len);
-int ipx_pton(int af, const char *src, void *addr);
+//const char *ipx_ntop(int af, const void *addr, char *str, size_t len);
+//int ipx_pton(int af, const char *src, void *addr);
 
-unsigned get_hz(void);
+unsigned get_hz(void) FAST_FUNC;
 
 POP_SAVED_FUNCTION_VISIBILITY