- Add support for AF_INET6 sockets for %S format character.

- Use inet_ntop(3) instead of reimplementing it.
- Use %hhu for unsigned char instead of casting it to unsigned int and
  using %u.

MFC after:	1 week
This commit is contained in:
Pawel Jakub Dawidek 2011-05-18 22:43:56 +00:00
parent dbe66680b0
commit 0855e42386

View File

@ -31,8 +31,10 @@
#include <sys/cdefs.h>
__FBSDID("$FreeBSD$");
#include <sys/types.h>
#include <sys/socket.h>
#include <netinet/in.h>
#include <arpa/inet.h>
#include <assert.h>
#include <errno.h>
@ -103,22 +105,39 @@ pjdlog_printf_render_sockaddr(struct __printf_io *io,
switch (ss->ss_family) {
case AF_INET:
{
char addr[INET_ADDRSTRLEN];
const struct sockaddr_in *sin;
in_addr_t ip;
unsigned int port;
sin = (const struct sockaddr_in *)ss;
ip = ntohl(sin->sin_addr.s_addr);
port = ntohs(sin->sin_port);
if (inet_ntop(ss->ss_family, &sin->sin_addr, addr,
sizeof(addr)) == NULL) {
PJDLOG_ABORT("inet_ntop(AF_INET) failed: %s.",
strerror(errno));
}
snprintf(buf, sizeof(buf), "%s:%u", addr, port);
break;
}
case AF_INET6:
{
char addr[INET6_ADDRSTRLEN];
const struct sockaddr_in6 *sin;
unsigned int port;
snprintf(buf, sizeof(buf), "%u.%u.%u.%u:%u",
((ip >> 24) & 0xff), ((ip >> 16) & 0xff),
((ip >> 8) & 0xff), (ip & 0xff), port);
sin = (const struct sockaddr_in6 *)ss;
port = ntohs(sin->sin6_port);
if (inet_ntop(ss->ss_family, &sin->sin6_addr, addr,
sizeof(addr)) == NULL) {
PJDLOG_ABORT("inet_ntop(AF_INET6) failed: %s.",
strerror(errno));
}
snprintf(buf, sizeof(buf), "[%s]:%u", addr, port);
break;
}
default:
snprintf(buf, sizeof(buf), "[unsupported family %u]",
(unsigned int)ss->ss_family);
snprintf(buf, sizeof(buf), "[unsupported family %hhu]",
ss->ss_family);
break;
}
ret = __printf_out(io, pi, buf, strlen(buf));