long cg_read_long(const char *cgroup, const char *control)
{
char buf[128];
if (cg_read(cgroup, control, buf, sizeof(buf)))
return -1;
return atol(buf);
}
int cg_read_strstr(const char *cgroup, const char *control, const char *needle)
{
char buf[PAGE_SIZE];
if (cg_read(cgroup, control, buf, sizeof(buf)))
return -1;
return strstr(buf, needle) ? 0 : -1;
}
long cg_read_key_long(const char *cgroup, const char *control, const char *key)
{
char buf[PAGE_SIZE];
char *ptr;
if (cg_read(cgroup, control, buf, sizeof(buf)))
return -1;
ptr = strstr(buf, key);
if (!ptr)
return -1;
return atol(ptr + strlen(key));
}
int cg_read_strcmp(const char *cgroup, const char *control,
const char *expected)
{
size_t size = strlen(expected) + 1;
char *buf;
buf = malloc(size);
if (!buf)
return -1;
if (cg_read(cgroup, control, buf, size))
return -1;
return strcmp(expected, buf);
}
static int do_cg_read(const char *path, char *buf, size_t size, off_t offset,
struct fuse_file_info *fi)
{
int (*cg_read)(const char *path, char *buf, size_t size, off_t offset,
struct fuse_file_info *fi);
char *error;
dlerror(); /* Clear any existing error */
cg_read = (int (*)(const char *, char *, size_t, off_t, struct fuse_file_info *)) dlsym(dlopen_handle, "cg_read");
error = dlerror();
if (error != NULL) {
fprintf(stderr, "cg_read: %s\n", error);
return -1;
}
return cg_read(path, buf, size, offset, fi);
}
static PyObject *
cc_read (PyObject *self, PyObject *args)
{
CCLibTicker ticker("cc_read");
char *data = (char*)xbuffer;
int w = 0, l = 0, ret = 0;
int e, nw = 0;
char *cmd ;
if (!PyArg_ParseTuple(args, "|i", &nw)) {
return NULL;
}
log_list.clear() ;
cc_logmod = 1 ;
Py_BEGIN_ALLOW_THREADS
ret = cg_read (&e, &w, &l, data, nw) ;
Py_END_ALLOW_THREADS
if (ret > MAX_PACKET_SIZE) {
assert(ret <= MAX_PACKET_SIZE);
fprintf(stderr, "F**K SIZE\n");
printf("size=%d\n", ret);
abort();
}
cc_logmod = 0;
for (; log_list.begin() != log_list.end(); ) {
cmd = *(log_list.begin()) ;
log_list.pop_front() ;
PyRun_SimpleString(cmd) ;
delete cmd ;
}
if (ret < 0) {
return Py_BuildValue("iiis#", -1, w, l, "", 0);
}
else if (ret == 0 && e < 0) {
return Py_BuildValue("iiis#", 99, w, l, "", 0);
}
// return format: (len of payload, event, wparam, lparam, payload)
return Py_BuildValue("iiis#", e, w, l, data, ret);
}
static int cg_killall(const char *cgroup)
{
char buf[PAGE_SIZE];
char *ptr = buf;
if (cg_read(cgroup, "cgroup.procs", buf, sizeof(buf)))
return -1;
while (ptr < buf + sizeof(buf)) {
int pid = strtol(ptr, &ptr, 10);
if (pid == 0)
break;
if (*ptr)
ptr++;
else
break;
if (kill(pid, SIGKILL))
return -1;
}
return 0;
}
