const char *
pscom_con_info_str2(pscom_con_info_t *con_info1, pscom_con_info_t *con_info2)
{
static char buf[sizeof("(xxx.xxx.xxx.xxx,pidxxx,0x_xblast_xblast__,XXXXXXXXXXXXXXXX)_____ to "
"(xxx.xxx.xxx.xxx,pidxxx,0x_xblast_xblast__,XXXXXXXXXXXXXXXX)_____")];
snprintf(buf, sizeof(buf), "("INET_ADDR_FORMAT",%d,%p,%.8s) to ("INET_ADDR_FORMAT",%d,%p,%.8s)",
INET_ADDR_SPLIT(con_info1->node_id),
con_info1->pid,
con_info1->id,
con_info1->name,
INET_ADDR_SPLIT(con_info2->node_id),
con_info2->pid,
con_info2->id,
con_info2->name);
return buf;
}
const char *
pscom_inetstr(int addr)
{
static char ret[sizeof("xxx.xxx.xxx.xxx_____")];
snprintf(ret, sizeof(ret), INET_ADDR_FORMAT,
INET_ADDR_SPLIT(addr));
return ret;
}
const char *pscom_socket_ondemand_str(int nodeid, int portno, const char name[8])
{
static char socket_str[sizeof("xxx.xxx.xxx.xxx:xxxxx@01234567____")];
if (portno < 0 || portno > 65535) goto err_invalid_port;
if (!name[0]) {
snprintf(socket_str, sizeof(socket_str), INET_ADDR_FORMAT ":%u",
INET_ADDR_SPLIT(nodeid), portno);
} else {
snprintf(socket_str, sizeof(socket_str), INET_ADDR_FORMAT ":%u@%1.8s",
INET_ADDR_SPLIT(nodeid), portno, name);
}
return socket_str;
/* error code */
err_invalid_port:
errno = EINVAL;
return NULL;
}
static
FILE *get_peer(void)
{
int fd;
struct addrinfo hints = {
.ai_flags = AI_CANONNAME,
//.ai_family = AF_UNSPEC,
.ai_family = AF_INET,
.ai_socktype = SOCK_STREAM
};
struct addrinfo *addrinfo;
int n;
n = getaddrinfo(arg_servername ? arg_servername : "0", arg_port, &hints, &addrinfo);
if (n) {
addrinfo = NULL;
printf("getaddrinfo() failed: %s\n", gai_strerror(n));
exit(1);
}
if (is_server) {
int val = 1;
int listen_fd;
SCALL(listen_fd = socket(PF_INET, SOCK_STREAM, 0));
setsockopt(listen_fd, SOL_SOCKET, SO_REUSEADDR,
(void*) &val, sizeof(val));
SCALL(bind(listen_fd, addrinfo->ai_addr, addrinfo->ai_addrlen));
SCALL(listen(listen_fd, 1));
printf("Waiting for connection\n");
fd = accept(listen_fd, NULL, 0);
} else {
struct sockaddr_in *si = (struct sockaddr_in *)addrinfo->ai_addr;
assert(si->sin_family == AF_INET);
SCALL(fd = socket(PF_INET, SOCK_STREAM, 0));
printf("Connect to "INET_ADDR_FORMAT" \n",
INET_ADDR_SPLIT(ntohl(si->sin_addr.s_addr)));
SCALL(connect(fd, addrinfo->ai_addr, addrinfo->ai_addrlen));
}
if (addrinfo) freeaddrinfo(addrinfo);
return fdopen(fd, "a+");
}
