diff options
| author | Ralf Baechle <ralf@linux-mips.org> | 1999-06-07 10:23:42 +0200 |
|---|---|---|
| committer | Ralf Baechle <ralf@linux-mips.org> | 1999-06-07 10:23:42 +0200 |
| commit | 0fceb64d25ff3d9586549bb43d971c5eef904330 (patch) | |
| tree | d4799d0fd53a3d8ae342c84f8ad4fb2ca2f14de0 /listen/rspfdump.c | |
Import ax25-apps 0.0.1 from tarballax25-apps-0.0.1
Diffstat (limited to 'listen/rspfdump.c')
| -rw-r--r-- | listen/rspfdump.c | 53 |
1 files changed, 53 insertions, 0 deletions
diff --git a/listen/rspfdump.c b/listen/rspfdump.c new file mode 100644 index 0000000..e05e0fa --- /dev/null +++ b/listen/rspfdump.c @@ -0,0 +1,53 @@ +#include <stdio.h> +#include <sys/socket.h> +#include <sys/types.h> +#include <netinet/in.h> +#include <arpa/inet.h> + +#include "listen.h" + +void rspf_dump(unsigned char *data, int length) +{ + int bptr, nodes, links, adjs; + + lprintf(T_IPHDR, "RSPF: version %u ", data[0]); + + switch(data[1]) + { + case 3: /* RRH */ + lprintf(T_IPHDR, "type RRH seq %#04x flags %d\n",ntohs(*((u_short*)(&data[8]))), data[10]); + bptr = 11; + while (bptr < length) + lprintf(T_IPHDR, "%c", data[bptr++]); + lprintf(T_IPHDR, "\n"); + break; + case 1: /*Routing update*/ + lprintf(T_IPHDR, "type ROUTING UPDATE "); + lprintf(T_IPHDR, "fragment %u frag total %u sync %u #nodes %u env_id %u\n", data[2], data[3], data[6], data[7], ntohs(*((u_short*)(&data[8])))); + + bptr = data[6] + 6; + nodes = data[7]; + while(nodes-- && (length - bptr) > 7) + { + lprintf(T_DATA, " Reporting Router: %s Seq %u Subseq %u #links %u\n", inet_ntoa(*((struct in_addr*)(&data[bptr]))), ntohs(*((u_short*)(&data[bptr+4]))), data[bptr+6], data[bptr+7]); + links = data[bptr+7]; + bptr += 8; + while(links-- && (length - bptr) > 4) + { + lprintf(T_DATA, " horizon %u ERP factor %u cost %u #adjacencies %u\n", data[bptr], data[bptr+1], data[bptr+2], data[bptr+3]); + adjs = data[bptr+3]; + bptr += 4; + while(adjs-- && (length - bptr) > 4) + { + lprintf(T_DATA, " %s/%d \n", inet_ntoa(*((struct in_addr*)(&data[bptr+1]))), data[bptr] & 0x3f); + bptr += 5; + } + } + } + break; + default: + lprintf(T_ERROR, "Unknown packet type %d\n", data[1]); + break; + } +} + |