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udhcp: fix oversized packet sending (introduced by "slack for bad dhcp servers" options);

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slight optimizations and function renaming

udhcp_send_raw_packet                                  -     391    +391
udhcp_send_kernel_packet                               -     197    +197
udhcp_recv_packet                                      -     134    +134
get_raw_packet                                       353     326     -27
udhcp_get_packet                                     134       -    -134
udhcp_kernel_packet                                  197       -    -197
udhcp_raw_packet                                     391       -    -391
------------------------------------------------------------------------------
(add/remove: 3/3 grow/shrink: 0/1 up/down: 722/-749)          Total: -27 bytes
This commit is contained in:
Denis Vlasenko
2007-12-20 21:11:38 +00:00
parent f77f369ce8
commit fff145dba3
7 changed files with 49 additions and 43 deletions
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2
networking/udhcp/dhcpd.c
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@@ -133,7 +133,7 @@ int udhcpd_main(int argc, char **argv)
default: continue; /* signal or error (probably EINTR) */
}
bytes = udhcp_get_packet(&packet, server_socket); /* this waits for a packet - idle */
bytes = udhcp_recv_packet(&packet, server_socket); /* this waits for a packet - idle */
if (bytes < 0) {
if (bytes == -1 && errno != EINTR) {
DEBUG("error on read, %s, reopening socket", strerror(errno));