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| author | Nishant Chaprana <n.chaprana@samsung.com> | 2020-02-25 19:51:13 +0530 |
|---|---|---|
| committer | Nishant Chaprana <n.chaprana@samsung.com> | 2020-03-02 15:23:27 +0530 |
| commit | 3ded0d7ad87ce74e2a7944dde83222736e2bb39f (patch) | |
| tree | 74f8d3b6a2c6b93a25189d87c2bc2eb620ccb0d6 | |
| parent | 172fdf5748d335e247c5e763fbda06dce77c6470 (diff) | |
| download | toybox-3ded0d7ad87ce74e2a7944dde83222736e2bb39f.tar.gz toybox-3ded0d7ad87ce74e2a7944dde83222736e2bb39f.tar.bz2 toybox-3ded0d7ad87ce74e2a7944dde83222736e2bb39f.zip | |
Implement -B option as mentioned in dhcp --help
Change-Id: Id636629a50ee7d21ed908189c270394eb850e960
Signed-off-by: Nishant Chaprana <n.chaprana@samsung.com>
| -rw-r--r-- | toys/pending/dhcp.c | 13 |
1 files changed, 10 insertions, 3 deletions
diff --git a/toys/pending/dhcp.c b/toys/pending/dhcp.c index 9dad00a..3c70765 100644 --- a/toys/pending/dhcp.c +++ b/toys/pending/dhcp.c @@ -82,7 +82,8 @@ GLOBALS( #define STATE_RENEW_REQUESTED 5 #define STATE_RELEASED 6 -#define BOOTP_BROADCAST 0x8000 +#define BOOTP_BROADCAST_ON 0x8000 +#define BOOTP_BROADCAST_OFF 0x0000 #define DHCP_MAGIC 0x63825363 #define DHCP_REQUEST 1 @@ -1006,7 +1007,10 @@ static int dhcpc_sendmsg(int msgtype) // Handle the message specific settings switch (msgtype) { case DHCPDISCOVER: // Broadcast DISCOVER message to all servers - state->pdhcp.flags = htons(BOOTP_BROADCAST); // Broadcast bit. + if (flag_chk(FLAG_B)) + state->pdhcp.flags = htons(BOOTP_BROADCAST_ON); // Broadcast bit set. + else + state->pdhcp.flags = htons(BOOTP_BROADCAST_OFF); // Broadcast bit unset. if (flag_chk(FLAG_r)) { inet_aton(TT.req_ip, &rqsd); pend = dhcpc_addreqipaddr(&rqsd, pend); @@ -1020,7 +1024,10 @@ static int dhcpc_sendmsg(int msgtype) if (flag_chk(FLAG_x)) pend = set_xopt(pend); break; case DHCPREQUEST: // Send REQUEST message to the server that sent the *first* OFFER - state->pdhcp.flags = htons(BOOTP_BROADCAST); // Broadcast bit. + if (flag_chk(FLAG_B)) + state->pdhcp.flags = htons(BOOTP_BROADCAST_ON); // Broadcast bit set. + else + state->pdhcp.flags = htons(BOOTP_BROADCAST_OFF); // Broadcast bit unset. if (state->status == STATE_RENEWING) memcpy(&state->pdhcp.ciaddr, &state->ipaddr.s_addr, 4); pend = dhcpc_addmaxsize(pend, htons(sizeof(dhcp_raw_t))); rqsd.s_addr = htonl(server); |