Commit 7fd4143e authored by Jan Moskyto Matejka's avatar Jan Moskyto Matejka Committed by Ondřej Zajíček

Integrated address print lengths

Minor changes by Ondrej Santiago Zajicek
parent 9656dce7
......@@ -33,6 +33,10 @@
#define IP4_MAX_PREFIX_LENGTH 32
#define IP6_MAX_PREFIX_LENGTH 128
#define IP4_MAX_TEXT_LENGTH 15 /* "255.255.255.255" */
#define IP6_MAX_TEXT_LENGTH 39 /* "ffff:ffff:ffff:ffff:ffff:ffff:ffff:ffff" */
#define IPA_MAX_TEXT_LENGTH 39
#define IP4_MIN_MTU 576
#define IP6_MIN_MTU 1280
......@@ -42,12 +46,6 @@
#define IP6_HEADER_LENGTH 40
#define UDP_HEADER_LENGTH 8
#ifdef IPV6
#define STD_ADDRESS_P_LENGTH 39
#else
#define STD_ADDRESS_P_LENGTH 15
#endif
#ifdef DEBUGGING
......
......@@ -18,6 +18,13 @@ const u8 net_max_prefix_length[] = {
[NET_VPN6] = IP4_MAX_PREFIX_LENGTH
};
const u16 net_max_text_length[] = {
[NET_IP4] = 18, /* "255.255.255.255/32" */
[NET_IP6] = 43, /* "ffff:ffff:ffff:ffff:ffff:ffff:ffff:ffff/128" */
[NET_VPN4] = 40, /* "4294967296:4294967296 255.255.255.255/32" */
[NET_VPN6] = 65, /* "4294967296:4294967296 ffff:ffff:ffff:ffff:ffff:ffff:ffff:ffff/128" */
};
int
net_format(const net_addr *N, char *buf, int buflen)
......
......@@ -68,7 +68,11 @@ typedef union net_addr_union {
extern const u16 net_addr_length[];
extern const u8 net_max_prefix_length[];
extern const u8 net_max_prefix_length[];
extern const u16 net_max_text_length[];
#define NET_MAX_TEXT_LENGTH 65
#define NET_ADDR_IP4(prefix,pxlen) \
((net_addr_ip4) { NET_IP4, pxlen, sizeof(net_addr_ip4), prefix })
......@@ -103,6 +107,7 @@ static inline void net_fill_ipa(net_addr *a, ip_addr prefix, uint pxlen)
net_fill_ip6(a, ipa_to_ip6(prefix), pxlen);
}
static inline ip4_addr net4_prefix(const net_addr *a)
{ return ((net_addr_ip4 *) a)->prefix; }
......@@ -243,6 +248,3 @@ int net_in_netX(const net_addr *A, const net_addr *N);
#endif
......@@ -139,7 +139,7 @@ int bvsnprintf(char *buf, int size, const char *fmt, va_list args)
u32 x;
char *str, *start;
const char *s;
char ipbuf[STD_ADDRESS_P_LENGTH+1];
char ipbuf[NET_MAX_TEXT_LENGTH+1];
struct iface *iface;
int flags; /* flags to number() */
......@@ -156,7 +156,7 @@ int bvsnprintf(char *buf, int size, const char *fmt, va_list args)
*str++ = *fmt;
continue;
}
/* process flags */
flags = 0;
repeat:
......@@ -236,12 +236,14 @@ int bvsnprintf(char *buf, int size, const char *fmt, va_list args)
case 'M':
s = strerror(va_arg(args, int));
goto str;
case 'N':
case 'N': {
net_addr *n = va_arg(args, net_addr *);
if (field_width == 1)
field_width = STD_ADDRESS_P_LENGTH; /* XXXX */
net_format(va_arg(args, net_addr *), ipbuf, sizeof(ipbuf));
field_width = net_max_text_length[n->type];
net_format(n, ipbuf, sizeof(ipbuf));
s = ipbuf;
goto str;
}
case 's':
s = va_arg(args, char *);
if (!s)
......@@ -287,17 +289,18 @@ int bvsnprintf(char *buf, int size, const char *fmt, va_list args)
continue;
/* IP address */
case 'I':
case 'I': {
ip_addr a = va_arg(args, ip_addr);
if (flags & SPECIAL)
ipa_ntox(va_arg(args, ip_addr), ipbuf);
ipa_ntox(a, ipbuf);
else {
ipa_ntop(va_arg(args, ip_addr), ipbuf);
ipa_ntop(a, ipbuf);
if (field_width == 1)
field_width = STD_ADDRESS_P_LENGTH;
field_width = (ipa_is_ip4(a) ? IP4_MAX_TEXT_LENGTH : IP6_MAX_TEXT_LENGTH);
}
s = ipbuf;
goto str;
}
/* Interface scope after link-local IP address */
case 'J':
iface = va_arg(args, struct iface *);
......
......@@ -742,7 +742,7 @@ iface_patts_equal(list *a, list *b, int (*comp)(struct iface_patt *, struct ifac
static void
if_show_addr(struct ifa *a)
{
byte opp[STD_ADDRESS_P_LENGTH + 16];
byte opp[IPA_MAX_TEXT_LENGTH + 16];
if (ipa_nonzero(a->opposite))
bsprintf(opp, ", opposite %I", a->opposite);
......@@ -793,7 +793,7 @@ void
if_show_summary(void)
{
struct iface *i;
byte addr[STD_ADDRESS_P_LENGTH + 16];
byte addr[IPA_MAX_TEXT_LENGTH + 16];
cli_msg(-2005, "interface state address");
WALK_LIST(i, iface_list)
......
......@@ -220,7 +220,7 @@ rte_mergable(rte *pri, rte *sec)
static void
rte_trace(struct proto *p, rte *e, int dir, char *msg)
{
byte via[STD_ADDRESS_P_LENGTH+32];
byte via[IPA_MAX_TEXT_LENGTH+32];
rt_format_via(e, via);
log(L_TRACE "%s %c %s %N %s", p->name, dir, msg, e->net->n.addr, via);
......@@ -2383,7 +2383,8 @@ rt_format_via(rte *e, byte *via)
static void
rt_show_rte(struct cli *c, byte *ia, rte *e, struct rt_show_data *d, ea_list *tmpa)
{
byte via[STD_ADDRESS_P_LENGTH+32], from[STD_ADDRESS_P_LENGTH+8];
byte via[IPA_MAX_TEXT_LENGTH+32];
byte from[IPA_MAX_TEXT_LENGTH+8];
byte tm[TM_DATETIME_BUFFER_SIZE], info[256];
rta *a = e->attrs;
int primary = (e->net->routes == e);
......@@ -2424,7 +2425,7 @@ static void
rt_show_net(struct cli *c, net *n, struct rt_show_data *d)
{
rte *e, *ee;
byte ia[STD_ADDRESS_P_LENGTH+8];
byte ia[NET_MAX_TEXT_LENGTH+1];
struct ea_list *tmpa;
struct announce_hook *a = NULL;
int first = 1;
......
......@@ -1094,7 +1094,7 @@ static inline void
show_lsa_external(struct top_hash_entry *he, int ospf2)
{
struct ospf_lsa_ext_local rt;
char str_via[STD_ADDRESS_P_LENGTH + 8] = "";
char str_via[IPA_MAX_TEXT_LENGTH + 8] = "";
char str_tag[16] = "";
if (he->lsa_type == LSA_T_EXT)
......
......@@ -643,7 +643,7 @@ struct protocol proto_static = {
static void
static_show_rt(struct static_route *r)
{
byte via[STD_ADDRESS_P_LENGTH + 16];
byte via[IPA_MAX_TEXT_LENGTH + 25];
switch (r->dest)
{
......
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