static int fillwaitedstates(const char *strstates, int *states)
{
char *token, *saveptr = NULL;
char *strstates_dup = strdup(strstates);
int state;
if (!strstates_dup)
return -1;
token = strtok_r(strstates_dup, "|", &saveptr);
while (token) {
state = lxc_str2state(token);
if (state < 0) {
free(strstates_dup);
return -1;
}
states[state] = 1;
token = strtok_r(NULL, "|", &saveptr);
}
free(strstates_dup);
return 0;
}
static int freezer_state(const char *name)
{
char *nsgroup;
char freezer[MAXPATHLEN];
char status[MAXPATHLEN];
FILE *file;
int err;
err = lxc_cgroup_path_get(&nsgroup, "freezer", name);
if (err)
return -1;
err = snprintf(freezer, MAXPATHLEN, "%s/freezer.state", nsgroup);
if (err < 0 || err >= MAXPATHLEN)
return -1;
file = fopen(freezer, "r");
if (!file)
return -1;
err = fscanf(file, "%s", status);
fclose(file);
if (err == EOF) {
SYSERROR("failed to read %s", freezer);
return -1;
}
return lxc_str2state(status);
}
lxc_state_t freezer_state(const char *name, const char *lxcpath)
{
char v[100];
if (lxc_cgroup_get("freezer.state", v, 100, name, lxcpath) < 0)
return -1;
if (v[strlen(v)-1] == '\n')
v[strlen(v)-1] = '\0';
return lxc_str2state(v);
}
lxc_state_t freezer_state(const char *name, const char *lxcpath)
{
int ret;
char v[100];
ret = lxc_cgroup_get("freezer.state", v, sizeof(v), name, lxcpath);
if (ret < 0)
return -1;
v[99] = '\0';
v[lxc_char_right_gc(v, strlen(v))] = '\0';
return lxc_str2state(v);
}
static lxc_state_t freezer_state(const char *name, const char *lxcpath)
{
char *cgabspath = NULL;
char freezer[MAXPATHLEN];
char status[MAXPATHLEN];
FILE *file;
int ret;
cgabspath = lxc_cgroup_get_hierarchy_abs_path("freezer", name, lxcpath);
if (!cgabspath)
return -1;
ret = snprintf(freezer, MAXPATHLEN, "%s/freezer.state", cgabspath);
if (ret < 0 || ret >= MAXPATHLEN)
goto out;
process_lock();
file = fopen(freezer, "r");
process_unlock();
if (!file) {
ret = -1;
goto out;
}
ret = fscanf(file, "%s", status);
process_lock();
fclose(file);
process_unlock();
if (ret == EOF) {
SYSERROR("failed to read %s", freezer);
ret = -1;
goto out;
}
ret = lxc_str2state(status);
out:
free(cgabspath);
return ret;
}
