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authorGravatar Bernhard Reutner-Fischer <rep.dot.nop@gmail.com>2006-03-31 18:13:42 +0000
committerGravatar Bernhard Reutner-Fischer <rep.dot.nop@gmail.com>2006-03-31 18:13:42 +0000
commit2766eedde85f092153a2affb2d3da491e2670982 (patch)
tree6dbc5fe0f29d0864b79259f1f5d310c762d026a5 /networking
parente47c4cbd4d3d5c186a497e52106282a9cb0c371d (diff)
downloadbusybox-2766eedde85f092153a2affb2d3da491e2670982.tar.gz
busybox-2766eedde85f092153a2affb2d3da491e2670982.tar.bz2
- use RESERVE_CONFIG_BUFFER. For defconfig this gives:
text data bss dec hex filename 3627 4 120 3751 ea7 networking/arping.o.oorig 3548 4 96 3648 e40 networking/arping.o.r14710 3520 4 96 3620 e24 networking/arping.o
Diffstat (limited to 'networking')
-rw-r--r--networking/arping.c8
1 files changed, 5 insertions, 3 deletions
diff --git a/networking/arping.c b/networking/arping.c
index 782b61b64..4f1a2e2c5 100644
--- a/networking/arping.c
+++ b/networking/arping.c
@@ -71,7 +71,7 @@ static int send_pack(int sock, struct in_addr *src_addr,
{
int err;
struct timeval now;
- unsigned char buf[256];
+ RESERVE_CONFIG_UBUFFER(buf, 256);
struct arphdr *ah = (struct arphdr *) buf;
unsigned char *p = (unsigned char *) (ah + 1);
@@ -105,6 +105,7 @@ static int send_pack(int sock, struct in_addr *src_addr,
if (!(cfg&unicasting))
brd_sent++;
}
+ RELEASE_CONFIG_BUFFER(buf);
return err;
}
@@ -456,12 +457,12 @@ int arping_main(int argc, char **argv)
while (1) {
sigset_t sset, osset;
- unsigned char packet[4096];
+ RESERVE_CONFIG_UBUFFER(packet, 4096);
struct sockaddr_ll from;
socklen_t alen = sizeof(from);
int cc;
- if ((cc = recvfrom(s, packet, sizeof(packet), 0,
+ if ((cc = recvfrom(s, packet, 4096, 0,
(struct sockaddr *) &from, &alen)) < 0) {
perror("recvfrom");
continue;
@@ -472,5 +473,6 @@ int arping_main(int argc, char **argv)
sigprocmask(SIG_BLOCK, &sset, &osset);
recv_pack(packet, cc, &from);
sigprocmask(SIG_SETMASK, &osset, NULL);
+ RELEASE_CONFIG_BUFFER(packet);
}
}