diff options
Diffstat (limited to 'contrib/bind/bin/mkservdb/mkservdb.c')
| -rw-r--r-- | contrib/bind/bin/mkservdb/mkservdb.c | 169 |
1 files changed, 169 insertions, 0 deletions
diff --git a/contrib/bind/bin/mkservdb/mkservdb.c b/contrib/bind/bin/mkservdb/mkservdb.c new file mode 100644 index 0000000..5647ec7 --- /dev/null +++ b/contrib/bind/bin/mkservdb/mkservdb.c @@ -0,0 +1,169 @@ +#if !defined(lint) && !defined(SABER) +static const char rcsid[] = "$Id: mkservdb.c,v 1.6 1999/10/13 16:39:00 vixie Exp $"; +#endif /* not lint */ + +/* + * Copyright (c) 1998,1999 by Internet Software Consortium. + * + * Permission to use, copy, modify, and distribute this software for any + * purpose with or without fee is hereby granted, provided that the above + * copyright notice and this permission notice appear in all copies. + * + * THE SOFTWARE IS PROVIDED "AS IS" AND INTERNET SOFTWARE CONSORTIUM DISCLAIMS + * ALL WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES + * OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL INTERNET SOFTWARE + * CONSORTIUM BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL + * DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR + * PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS + * ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS + * SOFTWARE. + */ + +#include "port_before.h" + +#include <sys/types.h> +#include <netinet/in.h> +#include <arpa/nameser.h> +#include <resolv.h> + +#include <ctype.h> +#ifdef IRS_LCL_SV_DB +#include <db.h> +#endif +#include <fcntl.h> +#include <limits.h> +#include <netdb.h> +#include <pwd.h> +#include <stdio.h> +#include <stdlib.h> +#include <string.h> + +#include "../../include/irs.h" +#include "../../lib/irs/irs_p.h" + +#include "port_after.h" + +#ifdef SPRINTF_CHAR +# define SPRINTF(x) strlen(sprintf/**/x) +#else +# define SPRINTF(x) ((size_t)sprintf x) +#endif + +#ifndef IRS_LCL_SV_DB +main(int argc, char **argv) { + fprintf(stderr, "%s: not supported on this architecture\n", argv[0]); + exit(1); +} + +#else + +#define _PATH_SERVICES_DB_TMP _PATH_SERVICES_DB ".new" + +struct servent *getnextent(FILE *); + +main(int argc, char **argv) { + DB *db; + DBT key; + DBT data; + char *filename = _PATH_SERVICES; + char *tmpdatabase = _PATH_SERVICES_DB_TMP; + char *database = _PATH_SERVICES_DB; + char dbuf[1024]; + char kbuf[512]; + u_short *ports; + struct lcl_sv lcl_sv; + struct servent *sv; + int n, r; + char *p; + + unlink(tmpdatabase); + + if (argc > 1) + filename = argv[1]; + + lcl_sv.fp = fopen(filename, "r"); + if (lcl_sv.fp == NULL) + err(1, "%s", filename); + + db = dbopen(tmpdatabase, O_CREAT|O_RDWR, 0444, DB_BTREE, NULL); + if (db == NULL) + err(1, "%s", tmpdatabase); + + while ((sv = irs_lclsv_fnxt(&lcl_sv)) != NULL) { + if (sv->s_proto == NULL) + continue; + + key.data = kbuf; + data.data = dbuf; + + /* Note that (sizeof "/") == 2. */ + if (strlen(sv->s_name) + sizeof "/" + strlen(sv->s_proto) + > sizeof kbuf) + continue; + key.size = SPRINTF((kbuf, "%s/%s", sv->s_name, sv->s_proto))+1; + + ((u_short *)dbuf)[0] = sv->s_port; + p = dbuf; + p += sizeof(u_short); + if (sv->s_aliases) + for (n = 0; sv->s_aliases[n]; ++n) { + strcpy(p, sv->s_aliases[n]); + p += strlen(p) + 1; + } + data.size = p - dbuf; + + if ((r = db->put(db, &key, &data, R_NOOVERWRITE))) + if (r < 0) + errx(1, "failed to write %s", key.data); + else + warnx("will not overwrite %s", key.data); + for (n = 0; sv->s_aliases[n]; ++n) { + if (strlen(sv->s_aliases[n]) + sizeof "/" + + strlen(sv->s_proto) > sizeof kbuf) + continue; + key.size = SPRINTF((kbuf, "%s/%s", + sv->s_aliases[n], sv->s_proto))+1; + if ((r = db->put(db, &key, &data, R_NOOVERWRITE))) + if (r < 0) + errx(1, "failed to write %s", + key.data); + else + warnx("will not overwrite %s", + key.data); + } + + ports = (u_short *)kbuf; + ports[0] = 0; + ports[1] = sv->s_port; + strcpy((char *)(ports+2), sv->s_proto); + key.size = sizeof(u_short) * 2 + strlen((char *)(ports+2)) + 1; + + if (strlen(sv->s_name) + sizeof "/" + strlen(sv->s_proto) + > sizeof dbuf) + continue; + p = dbuf; + p += SPRINTF((p, "%s/%s", sv->s_name, sv->s_proto)) + 1; + if (sv->s_aliases != NULL) + for (n = 0; sv->s_aliases[n] != NULL; n++) + if ((p + strlen(sv->s_aliases[n]) + 1) - dbuf + <= sizeof dbuf) { + strcpy(p, sv->s_aliases[n]); + p += strlen(p) + 1; + } + data.size = p - dbuf; + + if ((r = db->put(db, &key, &data, R_NOOVERWRITE))) + if (r < 0) + errx(1, "failed to write %d/%s", + ntohs(sv->s_port), sv->s_proto); + else + warnx("will not overwrite %d/%s", + ntohs(sv->s_port), sv->s_proto); + } + db->close(db); + if (rename(tmpdatabase, database)) + err(1, "rename %s -> %s", tmpdatabase, database); + exit(0); +} + +#endif |
