/* assert(0); */
return;
}
#ifndef __KERNEL__ /* gfarm_sockaddr_to_name:: apl */
gfarm_error_t
gfarm_sockaddr_to_name(struct sockaddr *addr, char **namep)
{
struct addrinfo hints, *res, *res0;
struct sockaddr_in *sin1, *sin2;
char *s, name[NI_MAXHOST];
if (gfarm_getnameinfo(addr, sizeof(*addr), name, sizeof(name),
NULL, 0, NI_NAMEREQD) != 0) {
gflog_debug(GFARM_MSG_1000863,
"Cannot get name info from IP address: %s",
gfarm_error_string(
GFARM_ERR_CANNOT_RESOLVE_AN_IP_ADDRESS_INTO_A_HOSTNAME));
return (GFARM_ERR_CANNOT_RESOLVE_AN_IP_ADDRESS_INTO_A_HOSTNAME);
}
memset(&hints, 0, sizeof(hints));
hints.ai_family = addr->sa_family;
if (gfarm_getaddrinfo(name, NULL, &hints, &res0) != 0) {
gflog_debug(GFARM_MSG_1000864,
"gfarm_getaddrinfo() failed: %s",
gfarm_error_string(
GFARM_ERRMSG_REVERSE_LOOKUP_NAME_IS_NOT_RESOLVABLE));
return (GFARM_ERRMSG_REVERSE_LOOKUP_NAME_IS_NOT_RESOLVABLE);
}
for (res = res0; res; res = res->ai_next) {
if (res->ai_family != addr->sa_family)
continue;
switch (res->ai_family) {
case AF_INET:
sin1 = (struct sockaddr_in *)res->ai_addr;
sin2 = (struct sockaddr_in *)addr;
if (sin1->sin_addr.s_addr == sin2->sin_addr.s_addr) {
s = strdup(name);
gfarm_freeaddrinfo(res0);
if (s == NULL) {
gflog_debug(GFARM_MSG_1000865,
"allocation of string failed:"
" %s",
gfarm_error_string(
GFARM_ERR_NO_MEMORY));
return (GFARM_ERR_NO_MEMORY);
}
*namep = s;
return (GFARM_ERR_NO_ERROR); /* success */
}
break;
}
}
gfarm_freeaddrinfo(res0);
return (GFARM_ERRMSG_REVERSE_LOOKUP_NAME_DOES_NOT_MATCH);
}
gfarm_error_t
gfarm_bind_source_ip(int sock, const char *source_ip)
{
struct addrinfo shints, *sres;
int rv, save_errno;
memset(&shints, 0, sizeof(shints));
shints.ai_family = AF_INET;
shints.ai_socktype = SOCK_STREAM;
shints.ai_flags = AI_PASSIVE;
if (gfarm_getaddrinfo(source_ip, NULL, &shints, &sres) != 0)
return (GFARM_ERR_UNKNOWN_HOST);
rv = bind(sock, sres->ai_addr, sres->ai_addrlen);
save_errno = errno;
gfarm_freeaddrinfo(sres);
if (rv == -1)
return (gfarm_errno_to_error(save_errno));
return (GFARM_ERR_NO_ERROR);
}
