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authorDenis Vlasenko2008-07-20 17:48:59 +0000
committerDenis Vlasenko2008-07-20 17:48:59 +0000
commita34f1ed737e79e494904706e59f4e7fbb49e32b3 (patch)
tree9c84f928e785775d99163b7de5c29e6f85a0fc8c /networking
parent1e8034e61432cb3bd4bde1d7a13e809543a1e239 (diff)
downloadbusybox-a34f1ed737e79e494904706e59f4e7fbb49e32b3.zip
busybox-a34f1ed737e79e494904706e59f4e7fbb49e32b3.tar.gz
dnsd,sestatus: use libbb to parse config file (by Vladimir)
function old new delta dnsd_main 1544 1487 -57
Diffstat (limited to 'networking')
-rw-r--r--networking/dnsd.c92
1 files changed, 32 insertions, 60 deletions
diff --git a/networking/dnsd.c b/networking/dnsd.c
index 8512f0c..0047a84 100644
--- a/networking/dnsd.c
+++ b/networking/dnsd.c
@@ -102,74 +102,46 @@ static void undot(uint8_t * rip)
}
/*
- * Read one line of hostname/IP from file
- * Returns 0 for each valid entry read, -1 at EOF
- * Assumes all host names are lower case only
- * Hostnames with more than one label are not handled correctly.
- * Presently the dot is copied into name without
- * converting to a length/string substring for that label.
- */
-static int getfileentry(FILE *fp, struct dns_entry *s)
-{
- unsigned int a,b,c,d;
- char *line, *r, *name;
-
- restart:
- line = r = xmalloc_fgets(fp);
- if (!r)
- return -1;
- while (*r == ' ' || *r == '\t') {
- r++;
- if (!*r || *r == '#' || *r == '\n') {
- free(line);
- goto restart; /* skipping empty/blank and commented lines */
- }
- }
- name = r;
- while (*r != ' ' && *r != '\t')
- r++;
- *r++ = '\0';
- if (sscanf(r, ".%u.%u.%u.%u"+1, &a, &b, &c, &d) != 4) {
- free(line);
- goto restart; /* skipping wrong lines */
- }
-
- sprintf(s->ip, ".%u.%u.%u.%u"+1, a, b, c, d);
- sprintf(s->rip, ".%u.%u.%u.%u", d, c, b, a);
- undot((uint8_t*)s->rip);
- convname(s->name, (uint8_t*)name);
-
- if (OPT_verbose)
- fprintf(stderr, "\tname:%s, ip:%s\n", &(s->name[1]),s->ip);
-
- free(line);
- return 0;
-}
-
-/*
* Read hostname/IP records from file
*/
static void dnsentryinit(void)
{
- FILE *fp;
+ parser_t *parser;
struct dns_entry *m, *prev;
prev = dnsentry = NULL;
- fp = xfopen(fileconf, "r");
-
- while (1) {
- m = xzalloc(sizeof(*m));
- /*m->next = NULL;*/
- if (getfileentry(fp, m))
- break;
-
- if (prev == NULL)
- dnsentry = m;
- else
- prev->next = m;
- prev = m;
+ parser = config_open(fileconf);
+ if (parser) {
+ char *token[2];
+ while (config_read(parser, token, 2, 0, "# \t", 0)) {
+ unsigned int a,b,c,d;
+ /*
+ * Assumes all host names are lower case only
+ * Hostnames with more than one label are not handled correctly.
+ * Presently the dot is copied into name without
+ * converting to a length/string substring for that label.
+ */
+ if (!token[1] || sscanf(token[1], ".%u.%u.%u.%u"+1, &a, &b, &c, &d) != 4)
+ continue;
+
+ m = xzalloc(sizeof(*m));
+ /*m->next = NULL;*/
+ sprintf(m->ip, ".%u.%u.%u.%u"+1, a, b, c, d);
+ sprintf(m->rip, ".%u.%u.%u.%u", d, c, b, a);
+ undot((uint8_t*)m->rip);
+ convname(m->name, (uint8_t*)token[0]);
+
+ if (OPT_verbose)
+ fprintf(stderr, "\tname:%s, ip:%s\n", &(m->name[1]), m->ip);
+
+ if (prev == NULL)
+ dnsentry = m;
+ else
+ prev->next = m;
+ prev = m;
+ }
+ config_close(parser);
}
- fclose(fp);
}
/*