diff options
Diffstat (limited to 'source3/nmbd/nmbd_winsserver.c')
| -rw-r--r-- | source3/nmbd/nmbd_winsserver.c | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/source3/nmbd/nmbd_winsserver.c b/source3/nmbd/nmbd_winsserver.c index dfa52a65f8..11e0aaecd6 100644 --- a/source3/nmbd/nmbd_winsserver.c +++ b/source3/nmbd/nmbd_winsserver.c @@ -24,6 +24,7 @@ #include "includes.h" #define WINS_LIST "wins.dat" +#define WINS_VERSION 1 extern int DEBUGLEVEL; extern struct in_addr ipzero; @@ -158,6 +159,8 @@ BOOL initialise_wins(void) BOOL got_token; BOOL was_ip; int i; + unsigned hash; + int version; /* Read a line from the wins.dat file. Strips whitespace from the beginning and end of the line. @@ -168,6 +171,17 @@ BOOL initialise_wins(void) if (*line == '#') continue; + if (strncmp(line,"VERSION ", 8) == 0) { + if (sscanf(line,"VERSION %d %u", &version, &hash) != 2 || + version != WINS_VERSION || + hash != iface_hash()) { + DEBUG(0,("Discarding invalid wins.dat file [%s]\n",line)); + fclose(fp); + return True; + } + continue; + } + ptr = line; /* @@ -1561,6 +1575,8 @@ void wins_write_database(void) } DEBUG(4,("wins_write_database: Dump of WINS name list.\n")); + + fprintf(fp,"VERSION %d %u\n", WINS_VERSION, iface_hash()); for( namerec = (struct name_record *)ubi_trFirst( wins_server_subnet->namelist ); |