/*-
* BSD LICENSE
- *
- * Copyright(c) 2010-2012 Intel Corporation. All rights reserved.
+ *
+ * Copyright(c) 2010-2014 Intel Corporation. All rights reserved.
* All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
* are met:
- *
- * * Redistributions of source code must retain the above copyright
+ *
+ * * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
- * * Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in
- * the documentation and/or other materials provided with the
+ * * Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in
+ * the documentation and/or other materials provided with the
* distribution.
- * * Neither the name of Intel Corporation nor the names of its
- * contributors may be used to endorse or promote products derived
+ * * Neither the name of Intel Corporation nor the names of its
+ * contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
- * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
- * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
- * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
- * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
- * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
- * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
- * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
- * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+ * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- *
- * version: DPDK.L.1.2.3-3
*/
/*
#include <errno.h>
#include <netinet/in.h>
#ifndef __linux__
+#ifndef __FreeBSD__
#include <net/socket.h>
+#else
+#include <sys/socket.h>
+#endif
#endif
#include <rte_string_fns.h>
#define INADDRSZ 4
#define IN6ADDRSZ 16
+#define PREFIXMAX 128
+#define V4PREFIXMAX 32
/*
* WARNING: Don't even consider trying to compile this on a system where
{
static const char xdigits_l[] = "0123456789abcdef",
xdigits_u[] = "0123456789ABCDEF";
- unsigned char tmp[IN6ADDRSZ], *tp, *endp, *colonp;
- const char *xdigits, *curtok;
- int ch, saw_xdigit, count_xdigit;
- unsigned int val;
+ unsigned char tmp[IN6ADDRSZ], *tp = 0, *endp = 0, *colonp = 0;
+ const char *xdigits = 0, *curtok = 0;
+ int ch = 0, saw_xdigit = 0, count_xdigit = 0;
+ unsigned int val = 0;
+ unsigned dbloct_count = 0;
memset((tp = tmp), '\0', IN6ADDRSZ);
endp = tp + IN6ADDRSZ;
curtok = src;
saw_xdigit = count_xdigit = 0;
val = 0;
+
while ((ch = *src++) != '\0') {
const char *pch;
saw_xdigit = 0;
count_xdigit = 0;
val = 0;
+ dbloct_count++;
continue;
}
if (ch == '.' && ((tp + INADDRSZ) <= endp) &&
inet_pton4(curtok, tp) > 0) {
tp += INADDRSZ;
saw_xdigit = 0;
- count_xdigit = 0;
+ dbloct_count += 2;
break; /* '\0' was seen by inet_pton4(). */
}
return (0);
return (0);
*tp++ = (unsigned char) ((val >> 8) & 0xff);
*tp++ = (unsigned char) (val & 0xff);
+ dbloct_count++;
}
if (colonp != NULL) {
+ /* if we already have 8 double octets, having a colon means error */
+ if (dbloct_count == 8)
+ return 0;
+
/*
* Since some memmove()'s erroneously fail to handle
* overlapping regions, we'll do the shift by hand.
}
int
-cmdline_parse_ipaddr(cmdline_parse_token_hdr_t *tk, const char *buf, void *res)
+cmdline_parse_ipaddr(cmdline_parse_token_hdr_t *tk, const char *buf, void *res,
+ unsigned ressize)
{
- struct cmdline_token_ipaddr *tk2 = (struct cmdline_token_ipaddr *)tk;
+ struct cmdline_token_ipaddr *tk2;
unsigned int token_len = 0;
char ip_str[INET6_ADDRSTRLEN+4+1]; /* '+4' is for prefixlen (if any) */
cmdline_ipaddr_t ipaddr;
char *prefix, *prefix_end;
- long prefixlen;
+ long prefixlen = 0;
+
+ if (res && ressize < sizeof(cmdline_ipaddr_t))
+ return -1;
- if (! *buf)
+ if (!buf || !tk || ! *buf)
return -1;
+ tk2 = (struct cmdline_token_ipaddr *)tk;
+
while (!cmdline_isendoftoken(buf[token_len]))
token_len++;
if (token_len >= INET6_ADDRSTRLEN+4)
return -1;
- rte_snprintf(ip_str, token_len+1, "%s", buf);
+ snprintf(ip_str, token_len+1, "%s", buf);
/* convert the network prefix */
if (tk2->ipaddr_data.flags & CMDLINE_IPADDR_NETWORK) {
prefix ++;
errno = 0;
prefixlen = strtol(prefix, &prefix_end, 10);
- if (errno || (*prefix_end != '\0') )
+ if (errno || (*prefix_end != '\0')
+ || prefixlen < 0 || prefixlen > PREFIXMAX)
return -1;
ipaddr.prefixlen = prefixlen;
}
/* convert the IP addr */
if ((tk2->ipaddr_data.flags & CMDLINE_IPADDR_V4) &&
- my_inet_pton(AF_INET, ip_str, &ipaddr.addr.ipv4) == 1) {
+ my_inet_pton(AF_INET, ip_str, &ipaddr.addr.ipv4) == 1 &&
+ prefixlen <= V4PREFIXMAX) {
ipaddr.family = AF_INET;
- if (res != NULL)
+ if (res)
memcpy(res, &ipaddr, sizeof(ipaddr));
return token_len;
}
if ((tk2->ipaddr_data.flags & CMDLINE_IPADDR_V6) &&
my_inet_pton(AF_INET6, ip_str, &ipaddr.addr.ipv6) == 1) {
ipaddr.family = AF_INET6;
- if (res != NULL)
+ if (res)
memcpy(res, &ipaddr, sizeof(ipaddr));
return token_len;
}
int cmdline_get_help_ipaddr(cmdline_parse_token_hdr_t *tk, char *dstbuf,
unsigned int size)
{
- struct cmdline_token_ipaddr *tk2 = (struct cmdline_token_ipaddr *)tk;
+ struct cmdline_token_ipaddr *tk2;
+
+ if (!tk || !dstbuf)
+ return -1;
+
+ tk2 = (struct cmdline_token_ipaddr *)tk;
switch (tk2->ipaddr_data.flags) {
case CMDLINE_IPADDR_V4:
- rte_snprintf(dstbuf, size, "IPv4");
+ snprintf(dstbuf, size, "IPv4");
break;
case CMDLINE_IPADDR_V6:
- rte_snprintf(dstbuf, size, "IPv6");
+ snprintf(dstbuf, size, "IPv6");
break;
case CMDLINE_IPADDR_V4|CMDLINE_IPADDR_V6:
- rte_snprintf(dstbuf, size, "IPv4/IPv6");
+ snprintf(dstbuf, size, "IPv4/IPv6");
break;
case CMDLINE_IPADDR_NETWORK|CMDLINE_IPADDR_V4:
- rte_snprintf(dstbuf, size, "IPv4 network");
+ snprintf(dstbuf, size, "IPv4 network");
break;
case CMDLINE_IPADDR_NETWORK|CMDLINE_IPADDR_V6:
- rte_snprintf(dstbuf, size, "IPv6 network");
+ snprintf(dstbuf, size, "IPv6 network");
break;
case CMDLINE_IPADDR_NETWORK|CMDLINE_IPADDR_V4|CMDLINE_IPADDR_V6:
- rte_snprintf(dstbuf, size, "IPv4/IPv6 network");
+ snprintf(dstbuf, size, "IPv4/IPv6 network");
break;
default:
- rte_snprintf(dstbuf, size, "IPaddr (bad flags)");
+ snprintf(dstbuf, size, "IPaddr (bad flags)");
break;
}
return 0;