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import of dnsmasq-2.8.tar.gz

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This commit is contained in:
Simon Kelley
2004-05-13 20:27:08 +01:00
parent a84fa1d085
commit a222641cb0
12 changed files with 261 additions and 76 deletions
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78
src/option.c
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@@ -21,7 +21,7 @@ struct myoption {
int val;
};
#define OPTSTRING "ZDNLERzowefnbvhdqr:m:p:c:l:s:i:t:u:g:a:x:S:C:A:T:H:Q:I:B:F:G:O:M:X:V:U:"
#define OPTSTRING "ZDNLERzowefnbvhdqr:m:p:c:l:s:i:t:u:g:a:x:S:C:A:T:H:Q:I:B:F:G:O:M:X:V:U:j:"
static struct myoption opts[] = {
{"version", 0, 0, 'v'},
@@ -71,6 +71,7 @@ static struct myoption opts[] = {
{"read-ethers", 0, 0, 'Z' },
{"alias", 1, 0, 'V' },
{"dhcp-vendorclass", 1, 0, 'U'},
{"dhcp-userclass", 1, 0, 'j'},
{0, 0, 0, 0}
};
@@ -121,6 +122,7 @@ static char *usage =
"-H, --addn-hosts=path Specify a hosts file to be read in addition to " HOSTSFILE ".\n"
"-i, --interface=interface Specify interface(s) to listen on.\n"
"-I, --except-interface=int Specify interface(s) NOT to listen on.\n"
"-j, --dhcp-userclass=<id>,<class> Map DHCP user class to option set.\n"
"-l, --dhcp-leasefile=path Specify where to store DHCP leases (defaults to " LEASEFILE ").\n"
"-L, --localmx Return MX records for local hosts.\n"
"-m, --mx-host=host_name Specify the MX name to reply to.\n"
@@ -474,11 +476,15 @@ unsigned int read_opts (int argc, char **argv, char *buff, struct resolvc **reso
optarg++;
while ((end = strchr(optarg, '/')))
{
char *domain;
char *domain = NULL;
*end = 0;
if (!canonicalise(optarg))
/* # matches everything and becomes a zero length domain string */
if (strcmp(optarg, "#") == 0)
domain = "";
else if (!canonicalise(optarg))
option = '?';
domain = safe_string_alloc(optarg); /* NULL if strlen is zero */
else
domain = safe_string_alloc(optarg); /* NULL if strlen is zero */
serv = safe_malloc(sizeof(struct server));
serv->next = newlist;
newlist = serv;
@@ -527,14 +533,16 @@ unsigned int read_opts (int argc, char **argv, char *buff, struct resolvc **reso
if ((portno = strchr(source+1, '#')))
{
*portno = 0;
source_port = atoi(portno+1);
if (!atoi_check(portno+1, &source_port))
option = '?';
}
}
if ((portno = strchr(optarg, '#'))) /* is there a port no. */
{
*portno = 0;
serv_port = atoi(portno+1);
if (!atoi_check(portno+1, &serv_port))
option = '?';
}
#ifdef HAVE_IPV6
@@ -614,32 +622,46 @@ unsigned int read_opts (int argc, char **argv, char *buff, struct resolvc **reso
case 'c':
{
int size = atoi(optarg);
/* zero is OK, and means no caching. */
if (size < 0)
size = 0;
else if (size > 10000)
size = 10000;
*cachesize = size;
int size;
if (!atoi_check(optarg, &size))
option = '?';
else
{
/* zero is OK, and means no caching. */
if (size < 0)
size = 0;
else if (size > 10000)
size = 10000;
*cachesize = size;
}
break;
}
case 'p':
*port = atoi(optarg);
if (!atoi_check(optarg, port))
option = '?';
break;
case 'Q':
*query_port = atoi(optarg);
if (!atoi_check(optarg, query_port))
option = '?';
break;
case 'T':
*local_ttl = (unsigned long)atoi(optarg);
break;
{
int ttl;
if (!atoi_check(optarg, &ttl))
option = '?';
else
*local_ttl = (unsigned long)ttl;
break;
}
case 'X':
*dhcp_max = atoi(optarg);
if (!atoi_check(optarg, dhcp_max))
option = '?';
break;
case 'F':
@@ -652,7 +674,7 @@ unsigned int read_opts (int argc, char **argv, char *buff, struct resolvc **reso
new->lease_time = DEFLEASE;
new->netmask.s_addr = 0;
new->broadcast.s_addr = 0;
new->netid = NULL;
new->netid.net = NULL;
for (cp = optarg; *cp; cp++)
@@ -662,7 +684,7 @@ unsigned int read_opts (int argc, char **argv, char *buff, struct resolvc **reso
if (*cp != ',' && (comma = strchr(optarg, ',')))
{
*comma = 0;
new->netid = safe_string_alloc(optarg);
new->netid.net = safe_string_alloc(optarg);
a[0] = comma + 1;
}
else
@@ -807,7 +829,7 @@ unsigned int read_opts (int argc, char **argv, char *buff, struct resolvc **reso
arg[3] == ':')
{
new->flags |= CONFIG_NETID;
new->netid = safe_string_alloc(arg+4);
new->netid.net = safe_string_alloc(arg+4);
}
else if (sscanf(a[j], "%x:%x:%x:%x:%x:%x",
&e0, &e1, &e2, &e3, &e4, &e5) == 6)
@@ -888,7 +910,7 @@ unsigned int read_opts (int argc, char **argv, char *buff, struct resolvc **reso
if (new->flags & CONFIG_CLID)
free(new->clid);
if (new->flags & CONFIG_NETID)
free(new->netid);
free(new->netid.net);
free(new);
}
else
@@ -931,6 +953,8 @@ unsigned int read_opts (int argc, char **argv, char *buff, struct resolvc **reso
if ((new->opt = atoi(optarg)) == 0)
{
option = '?';
if (new->netid)
free(new->netid);
free(new);
break;
}
@@ -960,7 +984,7 @@ unsigned int read_opts (int argc, char **argv, char *buff, struct resolvc **reso
{
is_dec = is_addr = 0;
if (!((*cp >='A' && *cp <= 'F') ||
(*cp >='a' && *cp <= 'F')))
(*cp >='a' && *cp <= 'f')))
is_hex = 0;
}
@@ -1064,6 +1088,7 @@ unsigned int read_opts (int argc, char **argv, char *buff, struct resolvc **reso
}
case 'U':
case 'j':
{
char *comma;
@@ -1073,10 +1098,11 @@ unsigned int read_opts (int argc, char **argv, char *buff, struct resolvc **reso
{
struct dhcp_vendor *new = safe_malloc(sizeof(struct dhcp_vendor));
*comma = 0;
new->net = safe_string_alloc(optarg);
new->netid.net = safe_string_alloc(optarg);
new->len = strlen(comma+1);
new->data = safe_malloc(new->len);
memcpy(new->data, comma+1, new->len);
new->is_vendor = (option == 'U');
new->next = *dhcp_vendors;
*dhcp_vendors = new;
}