static int do_cg_write(const char *path, const char *buf, size_t size, off_t offset,
struct fuse_file_info *fi)
{
int (*cg_write)(const char *path, const char *buf, size_t size, off_t offset,
struct fuse_file_info *fi);
char *error;
dlerror(); /* Clear any existing error */
cg_write = (int (*)(const char *, const char *, size_t, off_t, struct fuse_file_info *)) dlsym(dlopen_handle, "cg_write");
error = dlerror();
if (error != NULL) {
fprintf(stderr, "cg_write: %s\n", error);
return -1;
}
return cg_write(path, buf, size, offset, fi);
}
static PyObject *
cc_write (PyObject *self, PyObject *args)
{
CCLibTicker ticker("cc_write");
int w = 0, l = 0, len = 0, ret = 0;
int e, flush ;
char * data ;
if (!PyArg_ParseTuple(args, "iiis#i", &e, &w, &l, &data, &len, &flush)) {
return NULL;
}
Py_BEGIN_ALLOW_THREADS
ret = cg_write (e, w, l, data, len, flush) ;
Py_END_ALLOW_THREADS
return Py_BuildValue("i", ret);
}
int cg_run_nowait(const char *cgroup,
int (*fn)(const char *cgroup, void *arg),
void *arg)
{
int pid;
pid = fork();
if (pid == 0) {
char buf[64];
snprintf(buf, sizeof(buf), "%d", getpid());
if (cg_write(cgroup, "cgroup.procs", buf))
exit(EXIT_FAILURE);
exit(fn(cgroup, arg));
}
return pid;
}
int cg_run(const char *cgroup,
int (*fn)(const char *cgroup, void *arg),
void *arg)
{
int pid, retcode;
pid = fork();
if (pid < 0) {
return pid;
} else if (pid == 0) {
char buf[64];
snprintf(buf, sizeof(buf), "%d", getpid());
if (cg_write(cgroup, "cgroup.procs", buf))
exit(EXIT_FAILURE);
exit(fn(cgroup, arg));
} else {
waitpid(pid, &retcode, 0);
if (WIFEXITED(retcode))
return WEXITSTATUS(retcode);
else
return -1;
}
}
static PyObject *
cc_sendmulti (PyObject *self, PyObject *args)
{
int hlen = 0, dlen = 0, data_mod = 0, buffer_mod = 0;
char *hids;
char *pos;
char *data ;
if (!PyArg_ParseTuple(args, "s#s#ii", &hids, &hlen, &data, &dlen, &data_mod, &buffer_mod)) {
return NULL;
}
hlen /= sizeof(int);
int event = (data_mod == 0)? ITMC_DATA : ITMC_UNRDAT;
pos = hids;
Py_BEGIN_ALLOW_THREADS
for(; hlen>0; hlen--) {
cg_write(event, *(int *)pos, 0, data, dlen, buffer_mod);
pos += sizeof(int);
}
Py_END_ALLOW_THREADS
return Py_BuildValue("i", 0);
}
