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*: add FAST_FUNC to function ptrs where it makes sense

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function                                             old     new   delta
evalcommand                                         1195    1209     +14
testcmd                                                -      10     +10
printfcmd                                              -      10     +10
echocmd                                                -      10     +10
func_exec                                            270     276      +6
echo_dg                                              104     109      +5
store_nlmsg                                           85      89      +4
pseudo_exec_argv                                     195     198      +3
dotcmd                                               287     290      +3
machtime_stream                                       29      31      +2
discard_stream                                        24      26      +2
argstr                                              1299    1301      +2
killcmd                                              108     109      +1
evalfor                                              226     227      +1
daytime_stream                                        43      44      +1
run_list                                            2544    2543      -1
lookupvar                                             62      61      -1
ipaddr_modify                                       1310    1309      -1
...
parse_stream                                        2254    2245      -9
evalpipe                                             356     347      -9
collect_if                                           210     197     -13
read_opt                                             869     851     -18
handle_dollar                                        681     658     -23
print_addrinfo                                      1342    1303     -39
iterate_on_dir                                       156      59     -97
print_route                                         1709    1609    -100
------------------------------------------------------------------------------
(add/remove: 3/0 grow/shrink: 12/130 up/down: 74/-767)       Total: -693 bytes
   text    data     bss     dec     hex filename
 841748     467    7872  850087   cf8a7 busybox_old
 841061     467    7872  849400   cf5f8 busybox_unstripped

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
This commit is contained in:
Denys Vlasenko
2009-06-05 12:06:05 +02:00
parent 8507e1f109
commit d5f1b1bbe0
22 changed files with 323 additions and 345 deletions
Download Patch File Download Diff File Expand all files Collapse all files

44
networking/inetd.c
View File

@ -239,36 +239,36 @@ typedef struct servtab_t {
#ifdef INETD_BUILTINS_ENABLED
/* Echo received data */
#if ENABLE_FEATURE_INETD_SUPPORT_BUILTIN_ECHO
static void echo_stream(int, servtab_t *);
static void echo_dg(int, servtab_t *);
static void FAST_FUNC echo_stream(int, servtab_t *);
static void FAST_FUNC echo_dg(int, servtab_t *);
#endif
/* Internet /dev/null */
#if ENABLE_FEATURE_INETD_SUPPORT_BUILTIN_DISCARD
static void discard_stream(int, servtab_t *);
static void discard_dg(int, servtab_t *);
static void FAST_FUNC discard_stream(int, servtab_t *);
static void FAST_FUNC discard_dg(int, servtab_t *);
#endif
/* Return 32 bit time since 1900 */
#if ENABLE_FEATURE_INETD_SUPPORT_BUILTIN_TIME
static void machtime_stream(int, servtab_t *);
static void machtime_dg(int, servtab_t *);
static void FAST_FUNC machtime_stream(int, servtab_t *);
static void FAST_FUNC machtime_dg(int, servtab_t *);
#endif
/* Return human-readable time */
#if ENABLE_FEATURE_INETD_SUPPORT_BUILTIN_DAYTIME
static void daytime_stream(int, servtab_t *);
static void daytime_dg(int, servtab_t *);
static void FAST_FUNC daytime_stream(int, servtab_t *);
static void FAST_FUNC daytime_dg(int, servtab_t *);
#endif
/* Familiar character generator */
#if ENABLE_FEATURE_INETD_SUPPORT_BUILTIN_CHARGEN
static void chargen_stream(int, servtab_t *);
static void chargen_dg(int, servtab_t *);
static void FAST_FUNC chargen_stream(int, servtab_t *);
static void FAST_FUNC chargen_dg(int, servtab_t *);
#endif
struct builtin {
/* NB: not necessarily NUL terminated */
char bi_service7[7]; /* internally provided service name */
uint8_t bi_fork; /* 1 if stream fn should run in child */
void (*bi_stream_fn)(int, servtab_t *);
void (*bi_dgram_fn)(int, servtab_t *);
void (*bi_stream_fn)(int, servtab_t *) FAST_FUNC;
void (*bi_dgram_fn)(int, servtab_t *) FAST_FUNC;
};
static const struct builtin builtins[] = {
@ -1386,7 +1386,7 @@ static const char *const cat_args[] = { "cat", NULL };
#if ENABLE_FEATURE_INETD_SUPPORT_BUILTIN_ECHO
/* Echo service -- echo data back. */
/* ARGSUSED */
static void echo_stream(int s, servtab_t *sep UNUSED_PARAM)
static void FAST_FUNC echo_stream(int s, servtab_t *sep UNUSED_PARAM)
{
#if BB_MMU
while (1) {
@ -1407,7 +1407,7 @@ static void echo_stream(int s, servtab_t *sep UNUSED_PARAM)
/* on failure we return to main, which does exit(EXIT_FAILURE) */
#endif
}
static void echo_dg(int s, servtab_t *sep)
static void FAST_FUNC echo_dg(int s, servtab_t *sep)
{
enum { BUFSIZE = 12*1024 }; /* for jumbo sized packets! :) */
char *buf = xmalloc(BUFSIZE); /* too big for stack */
@ -1427,7 +1427,7 @@ static void echo_dg(int s, servtab_t *sep)
#if ENABLE_FEATURE_INETD_SUPPORT_BUILTIN_DISCARD
/* Discard service -- ignore data. */
/* ARGSUSED */
static void discard_stream(int s, servtab_t *sep UNUSED_PARAM)
static void FAST_FUNC discard_stream(int s, servtab_t *sep UNUSED_PARAM)
{
#if BB_MMU
while (safe_read(s, line, LINE_SIZE) > 0)
@ -1446,7 +1446,7 @@ static void discard_stream(int s, servtab_t *sep UNUSED_PARAM)
#endif
}
/* ARGSUSED */
static void discard_dg(int s, servtab_t *sep UNUSED_PARAM)
static void FAST_FUNC discard_dg(int s, servtab_t *sep UNUSED_PARAM)
{
/* dgram builtins are non-forking - DONT BLOCK! */
recv(s, line, LINE_SIZE, MSG_DONTWAIT);
@ -1467,7 +1467,7 @@ static void init_ring(void)
}
/* Character generator. MMU arches only. */
/* ARGSUSED */
static void chargen_stream(int s, servtab_t *sep UNUSED_PARAM)
static void FAST_FUNC chargen_stream(int s, servtab_t *sep UNUSED_PARAM)
{
char *rs;
int len;
@ -1495,7 +1495,7 @@ static void chargen_stream(int s, servtab_t *sep UNUSED_PARAM)
}
}
/* ARGSUSED */
static void chargen_dg(int s, servtab_t *sep)
static void FAST_FUNC chargen_dg(int s, servtab_t *sep)
{
int len;
char text[LINESIZ + 2];
@ -1544,14 +1544,14 @@ static uint32_t machtime(void)
return htonl((uint32_t)(tv.tv_sec + 2208988800));
}
/* ARGSUSED */
static void machtime_stream(int s, servtab_t *sep UNUSED_PARAM)
static void FAST_FUNC machtime_stream(int s, servtab_t *sep UNUSED_PARAM)
{
uint32_t result;
result = machtime();
full_write(s, &result, sizeof(result));
}
static void machtime_dg(int s, servtab_t *sep)
static void FAST_FUNC machtime_dg(int s, servtab_t *sep)
{
uint32_t result;
len_and_sockaddr *lsa = alloca(LSA_LEN_SIZE + sep->se_lsa->len);
@ -1569,14 +1569,14 @@ static void machtime_dg(int s, servtab_t *sep)
#if ENABLE_FEATURE_INETD_SUPPORT_BUILTIN_DAYTIME
/* Return human-readable time of day */
/* ARGSUSED */
static void daytime_stream(int s, servtab_t *sep UNUSED_PARAM)
static void FAST_FUNC daytime_stream(int s, servtab_t *sep UNUSED_PARAM)
{
time_t t;
t = time(NULL);
fdprintf(s, "%.24s\r\n", ctime(&t));
}
static void daytime_dg(int s, servtab_t *sep)
static void FAST_FUNC daytime_dg(int s, servtab_t *sep)
{
time_t t;
len_and_sockaddr *lsa = alloca(LSA_LEN_SIZE + sep->se_lsa->len);