diff options
| author | Joel Sherrill <joel.sherrill@OARcorp.com> | 1999-11-09 03:43:47 +0000 |
|---|---|---|
| committer | Joel Sherrill <joel.sherrill@OARcorp.com> | 1999-11-09 03:43:47 +0000 |
| commit | a0af97d2bfba67f952a59dfb549397d8e110dc2c (patch) | |
| tree | f3e006050ad0e6bc787f775d891fb801b6ed54b7 /cpukit/libnetworking/nfs/bootp_subr.c | |
| parent | Added #define to make this file exactly like its siblings in mpc821 (diff) | |
| download | rtems-a0af97d2bfba67f952a59dfb549397d8e110dc2c.tar.bz2 | |
Patch from Eric Norum <eric@cls.usask.ca> to add NTP BOOTP support because
EPICS needs a synchronized time-of-day clock. This patch is the changes
needed to get NTP server information from a BOOTP server.
This patch also adds NTP server information to the network configuration
structure, too.
Diffstat (limited to 'cpukit/libnetworking/nfs/bootp_subr.c')
| -rw-r--r-- | cpukit/libnetworking/nfs/bootp_subr.c | 33 |
1 files changed, 32 insertions, 1 deletions
diff --git a/cpukit/libnetworking/nfs/bootp_subr.c b/cpukit/libnetworking/nfs/bootp_subr.c index b39c9e4714..36907cda1d 100644 --- a/cpukit/libnetworking/nfs/bootp_subr.c +++ b/cpukit/libnetworking/nfs/bootp_subr.c @@ -730,7 +730,12 @@ processOptions (unsigned char *optbuf, int optbufSize) dhcp_gotnetmask = 1; break; - case 2: /* Time offset, unused */ + case 2: /* Time offset */ + /* Time offset */ + if (len!=4) + panic("bootpc: time offset len is %d",len); + bcopy (p, &rtems_bsdnet_timeoffset, 4); + rtems_bsdnet_timeoffset = ntohl (rtems_bsdnet_timeoffset); break; case 3: @@ -743,6 +748,32 @@ processOptions (unsigned char *optbuf, int optbufSize) } break; + /* + * Some old BOOTP daemons don't support the NTP server (42) tag, + * but do support the RFC 868 time server (4) tag. Cheat here + * and assume they mean the same thing. + */ + case 4: + case 42: + /* Time servers */ + if (len % 4) + panic ("bootpc: time server Len is %d", len); + { + int tlen = 0; + while ((tlen < len) && + (rtems_bsdnet_ntpserver_count < sizeof rtems_bsdnet_config.ntp_server / + sizeof rtems_bsdnet_config.ntp_server[0])) { + bcopy (p+tlen, + &rtems_bsdnet_ntpserver[rtems_bsdnet_ntpserver_count], + 4); + printip("Time Server", + rtems_bsdnet_ntpserver[rtems_bsdnet_ntpserver_count]); + rtems_bsdnet_ntpserver_count++; + tlen += 4; + } + } + break; + case 6: /* Domain Name servers */ if (len % 4) |