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util: make in_addr_ifindex_to_string() an alias of in_addr_port_ifindex_name_to_string()

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This commit is contained in:
Yu Watanabe 2020-09-04 16:14:14 +09:00
parent 355e884ded
commit c364cefb3a
2 changed files with 3 additions and 41 deletions
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40
src/basic/in-addr-util.c
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@ -402,46 +402,6 @@ int in_addr_prefix_to_string(int family, const union in_addr_union *u, unsigned
return 0;
}
int in_addr_ifindex_to_string(int family, const union in_addr_union *u, int ifindex, char **ret) {
_cleanup_free_ char *x = NULL;
size_t l;
int r;
assert(u);
assert(ret);
/* Much like in_addr_to_string(), but optionally appends the zone interface index to the address, to properly
* handle IPv6 link-local addresses. */
if (family != AF_INET6)
goto fallback;
if (ifindex <= 0)
goto fallback;
r = in_addr_is_link_local(family, u);
if (r < 0)
return r;
if (r == 0)
goto fallback;
l = INET6_ADDRSTRLEN + 1 + DECIMAL_STR_MAX(ifindex) + 1;
x = new(char, l);
if (!x)
return -ENOMEM;
errno = 0;
if (!inet_ntop(family, u, x, l))
return errno_or_else(EINVAL);
sprintf(strchr(x, 0), "%%%i", ifindex);
*ret = TAKE_PTR(x);
return 0;
fallback:
return in_addr_to_string(family, u, ret);
}
int in_addr_port_ifindex_name_to_string(int family, const union in_addr_union *u, uint16_t port, int ifindex, const char *server_name, char **ret) {
_cleanup_free_ char *ip_str = NULL, *x = NULL;
int r;

4
src/basic/in-addr-util.h
View File

@ -41,8 +41,10 @@ int in_addr_prefix_nth(int family, union in_addr_union *u, unsigned prefixlen, u
int in_addr_random_prefix(int family, union in_addr_union *u, unsigned prefixlen_fixed_part, unsigned prefixlen);
int in_addr_to_string(int family, const union in_addr_union *u, char **ret);
int in_addr_prefix_to_string(int family, const union in_addr_union *u, unsigned prefixlen, char **ret);
int in_addr_ifindex_to_string(int family, const union in_addr_union *u, int ifindex, char **ret);
int in_addr_port_ifindex_name_to_string(int family, const union in_addr_union *u, uint16_t port, int ifindex, const char *server_name, char **ret);
static inline int in_addr_ifindex_to_string(int family, const union in_addr_union *u, int ifindex, char **ret) {
return in_addr_port_ifindex_name_to_string(family, u, 0, ifindex, NULL, ret);
}
int in_addr_from_string(int family, const char *s, union in_addr_union *ret);
int in_addr_from_string_auto(const char *s, int *ret_family, union in_addr_union *ret);