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authorDenis Vlasenko2008-12-08 22:56:18 +0000
committerDenis Vlasenko2008-12-08 22:56:18 +0000
commitefb545b9bdd3934dcdbf9bc0890a42081b330049 (patch)
tree4dc9212e49a5dae9890bd324bcc9bf4941e2321d /networking/dnsd.c
parentd1a84a2880073f6cc5e2f9f4e5f236cd110f01a0 (diff)
downloadbusybox-efb545b9bdd3934dcdbf9bc0890a42081b330049.zip
busybox-efb545b9bdd3934dcdbf9bc0890a42081b330049.tar.gz
optimize 16- and 32-bit moves
function old new delta udhcpd_main 1239 1257 +18 udhcp_add_simple_option 93 92 -1 buffer_read_le_u32 19 18 -1 unpack_gz_stream_with_info 526 520 -6 dnsd_main 1470 1463 -7 udhcp_run_script 1208 1186 -22 send_ACK 255 229 -26 arping_main 1661 1623 -38 send_offer 470 428 -42 ------------------------------------------------------------------------------ (add/remove: 0/0 grow/shrink: 1/8 up/down: 18/-143) Total: -125 bytes
Diffstat (limited to 'networking/dnsd.c')
-rw-r--r--networking/dnsd.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/networking/dnsd.c b/networking/dnsd.c
index e8dcb40..434903f 100644
--- a/networking/dnsd.c
+++ b/networking/dnsd.c
@@ -253,7 +253,7 @@ static int process_packet(uint8_t *buf)
goto empty_packet;
}
v32 = a.s_addr; /* in case long != int */
- memcpy(answstr, &v32, 4);
+ move_to_unaligned32(answstr, v32);
outr_rlen = 4; // uint32_t IP
} else
outr_rlen = strlen((char *)answstr) + 1; // a host name