#include "capability.h"
#include "util.h"
#include "log.h"
+#include "fileio.h"
int have_effective_cap(int value) {
- cap_t cap;
+ _cleanup_cap_free_ cap_t cap;
cap_flag_value_t fv;
- int r;
cap = cap_get_proc();
if (!cap)
return -errno;
if (cap_get_flag(cap, value, CAP_EFFECTIVE, &fv) < 0)
- r = -errno;
+ return -errno;
else
- r = fv == CAP_SET;
-
- cap_free(cap);
- return r;
+ return fv == CAP_SET;
}
unsigned long cap_last_cap(void) {
- static __thread unsigned long saved;
- static __thread bool valid = false;
+ static thread_local unsigned long saved;
+ static thread_local bool valid = false;
unsigned long p;
if (valid)
int capability_bounding_set_drop(uint64_t drop, bool right_now) {
unsigned long i;
- cap_t after_cap = NULL, temp_cap = NULL;
+ _cleanup_cap_free_ cap_t after_cap = NULL, temp_cap = NULL;
cap_flag_value_t fv;
int r;
if (!after_cap)
return -errno;
- if (cap_get_flag(after_cap, CAP_SETPCAP, CAP_EFFECTIVE, &fv) < 0) {
- cap_free(after_cap);
+ if (cap_get_flag(after_cap, CAP_SETPCAP, CAP_EFFECTIVE, &fv) < 0)
return -errno;
- }
if (fv != CAP_SET) {
static const cap_value_t v = CAP_SETPCAP;
r = -errno;
goto finish;
}
- v = i;
+ v = (cap_value_t) i;
/* Also drop it from the inheritable set, so
* that anything we exec() loses the
r = 0;
finish:
- if (temp_cap)
- cap_free(temp_cap);
-
- if (after_cap) {
- cap_set_proc(after_cap);
- cap_free(after_cap);
- }
+ cap_set_proc(after_cap);
return r;
}
if (asprintf(&p, "%u %u", lo, hi) < 0)
return -ENOMEM;
- r = write_one_line_file(fn, p);
+ r = write_string_file(fn, p);
free(p);
return r;