afsdirentry::afsdirentry (afsdir *dir, const str &name, afsnode *node)
: dir (dir), name (name), node (mkref (node)), cookie (gencookie ())
{
node->addlink ();
cookietab.insert (this);
dir->entries.insert (this);
}
int main(int argc, char *argv[])
{
int i;
for (i = 1; i < argc; i++) {
unsigned c = gencookie(argv[i]);
printf("0x%x\n", c);
}
return 0;
}
static char * send_rtpp_command(struct rtpp_node *node, struct iovec *v, int vcnt)
{
struct sockaddr_un addr;
int fd, len, i;
char *cp;
static char buf[256];
struct pollfd fds[1];
len = 0;
cp = buf;
if (node->rn_umode == 0) {
memset(&addr, 0, sizeof(addr));
addr.sun_family = AF_LOCAL;
strncpy(addr.sun_path, node->rn_address,
sizeof(addr.sun_path) - 1);
#ifdef HAVE_SOCKADDR_SA_LEN
addr.sun_len = strlen(addr.sun_path);
#endif
fd = socket(AF_LOCAL, SOCK_STREAM, 0);
if (fd < 0) {
LOG(L_ERR, "ERROR: send_rtpp_command: can't create socket\n");
goto badproxy;
}
if (connect(fd, (struct sockaddr *) &addr, sizeof(addr)) < 0) {
close(fd);
LOG(L_ERR, "ERROR: send_rtpp_command: can't connect to RTP proxy\n");
goto badproxy;
}
do {
len = writev(fd, v + 1, vcnt - 1);
} while (len == -1 && errno == EINTR);
if (len <= 0) {
close(fd);
LOG(L_ERR, "ERROR: send_rtpp_command: can't send command to a RTP proxy\n");
goto badproxy;
}
do {
len = read(fd, buf, sizeof(buf) - 1);
} while (len == -1 && errno == EINTR);
close(fd);
if (len <= 0) {
LOG(L_ERR, "ERROR: send_rtpp_command: can't read reply from a RTP proxy\n");
goto badproxy;
}
} else {
fds[0].fd = node->rn_fd;
fds[0].events = POLLIN;
fds[0].revents = 0;
/* Drain input buffer */
while ((poll(fds, 1, 0) == 1) &&
((fds[0].revents & POLLIN) != 0)) {
recv(node->rn_fd, buf, sizeof(buf) - 1, 0);
fds[0].revents = 0;
}
v[0].iov_base = gencookie();
v[0].iov_len = strlen(v[0].iov_base);
for (i = 0; i < rtpproxy_retr; i++) {
do {
len = writev(node->rn_fd, v, vcnt);
} while (len == -1 && (errno == EINTR || errno == ENOBUFS));
if (len <= 0) {
LOG(L_ERR, "ERROR: send_rtpp_command: "
"can't send command to a RTP proxy\n");
goto badproxy;
}
while ((poll(fds, 1, rtpproxy_tout * 1000) == 1) &&
(fds[0].revents & POLLIN) != 0) {
do {
len = recv(node->rn_fd, buf, sizeof(buf) - 1, 0);
} while (len == -1 && errno == EINTR);
if (len <= 0) {
LOG(L_ERR, "ERROR: send_rtpp_command: "
"can't read reply from a RTP proxy\n");
goto badproxy;
}
if (len >= (v[0].iov_len - 1) &&
memcmp(buf, v[0].iov_base, (v[0].iov_len - 1)) == 0) {
len -= (v[0].iov_len - 1);
cp += (v[0].iov_len - 1);
if (len != 0) {
len--;
cp++;
}
goto out;
}
fds[0].revents = 0;
}
}
if (i == rtpproxy_retr) {
LOG(L_ERR, "ERROR: send_rtpp_command: "
"timeout waiting reply from a RTP proxy\n");
goto badproxy;
}
}
out:
cp[len] = '\0';
return cp;
badproxy:
LOG(L_ERR, "send_rtpp_command(): proxy <%s> does not responding, disable it\n", node->rn_url);
node->rn_disabled = 1;
node->rn_recheck_ticks = get_ticks() + rtpproxy_disable_tout;
return NULL;
}
