标签:ati signed address stream cannot cal for amp soc
static int tcp_open_socket(unsigned short port, const char *bindaddr,
const char *ifname)
{
int fd = -1, n, af, opt;
struct sockaddr_in si;
struct sockaddr_in6 si6;
struct sockaddr *sa;
socklen_t sa_len;
void *dst;
if (index(bindaddr, ‘:‘)) {
af = AF_INET6;
memset(&si6, 0, sizeof(si6));
si6.sin6_family = af;
si6.sin6_port = htons(port);
dst = &si6.sin6_addr.s6_addr;
sa = (struct sockaddr *)&si6;
sa_len = sizeof(si6);
} else {
af = AF_INET;
si.sin_family = af;
si.sin_port = htons(port);
memset(&si.sin_zero, 0, sizeof(si.sin_zero));
dst = &si.sin_addr.s_addr;
sa = (struct sockaddr *)&si;
sa_len = sizeof(si);
}
n = inet_pton(af, bindaddr, dst);
if (n <= 0) {
logprintf(STDERR_FILENO, "Could not parse the bind address ‘%s‘\n",
bindaddr);
return -1;
}
if (af == AF_INET6) {
if (IN6_IS_ADDR_LINKLOCAL(&si6.sin6_addr)) {
if (!ifname) {
logprintf(STDERR_FILENO,
"Missing interface name for link local address\n");
return -1;
}
n = if_nametoindex(ifname);
if (!n) {
logprintf(STDERR_FILENO,
"Could not convert interface name ‘%s‘ to "
"index: %s\n",
ifname, strerror(errno));
return -1;
}
si6.sin6_scope_id = n;
}
}
fd = socket(af, SOCK_STREAM, 0);
if (fd < 0) {
logprintf(STDERR_FILENO, "Could not open TCP socket\n");
return -1;
}
opt = 1;
n = setsockopt(fd, SOL_SOCKET, SO_REUSEADDR, &opt, sizeof(opt));
if (n < 0) {
logprintf(STDERR_FILENO,
"Could not set socket option SO_REUSEADDR: %s\n",
strerror(errno));
goto error;
}
n = bind(fd, sa, sa_len);
if (n < 0) {
logprintf(STDERR_FILENO, "Could not open TCP socket: %s\n",
strerror(errno));
goto error;
}
n = listen(fd, 1);
if (n < 0) {
logprintf(STDERR_FILENO, "Cannot listen on TCP socket: %s\n",
strerror(errno));
goto error;
}
return fd;
error:
close(fd);
return -1;
}
标签:ati signed address stream cannot cal for amp soc
原文地址:https://www.cnblogs.com/Janly/p/14472898.html