MFD_CLOEXEC | MFD_NOEXEC_SEAL | extra_flags);
}
-int memfd_add_seals(int fd, unsigned int seals) {
+int memfd_add_seals(int fd, unsigned seals) {
assert(fd >= 0);
return RET_NERRNO(fcntl(fd, F_ADD_SEALS, seals));
}
-int memfd_get_seals(int fd, unsigned int *ret_seals) {
+int memfd_get_seals(int fd, unsigned *ret_seals) {
int r;
assert(fd >= 0);
return 0;
}
-int memfd_map(int fd, uint64_t offset, size_t size, void **p) {
+int memfd_map(int fd, uint64_t offset, size_t size, void **ret) {
unsigned int seals;
void *q;
int r;
assert(fd >= 0);
assert(size > 0);
- assert(p);
+ assert(ret);
r = memfd_get_seals(fd, &seals);
if (r < 0)
if (q == MAP_FAILED)
return -errno;
- *p = q;
+ *ret = q;
return 0;
}
return FLAGS_SET(seals, F_SEAL_SHRINK | F_SEAL_GROW | F_SEAL_WRITE);
}
-int memfd_get_size(int fd, uint64_t *sz) {
+int memfd_get_size(int fd, uint64_t *ret) {
struct stat stat;
assert(fd >= 0);
- assert(sz);
+ assert(ret);
if (fstat(fd, &stat) < 0)
return -errno;
- *sz = stat.st_size;
+ *ret = stat.st_size;
return 0;
}
return RET_NERRNO(ftruncate(fd, sz));
}
-int memfd_new_and_map(const char *name, size_t sz, void **p) {
+int memfd_new_and_map(const char *name, size_t sz, void **ret) {
_cleanup_close_ int fd = -EBADF;
int r;
assert(sz > 0);
- assert(p);
+ assert(ret);
fd = memfd_new(name);
if (fd < 0)
if (r < 0)
return r;
- r = memfd_map(fd, 0, sz, p);
+ r = memfd_map(fd, 0, sz, ret);
if (r < 0)
return r;
return memfd_new_full(name, 0);
}
-int memfd_new_and_map(const char *name, size_t sz, void **p);
+int memfd_new_and_map(const char *name, size_t sz, void **ret);
int memfd_new_and_seal(const char *name, const void *data, size_t sz);
static inline int memfd_new_and_seal_string(const char *name, const char *s) {
return memfd_new_and_seal(name, s, SIZE_MAX);
}
-int memfd_add_seals(int fd, unsigned int seals);
-int memfd_get_seals(int fd, unsigned int *ret_seals);
-int memfd_map(int fd, uint64_t offset, size_t size, void **p);
+int memfd_add_seals(int fd, unsigned seals);
+int memfd_get_seals(int fd, unsigned *ret_seals);
+int memfd_map(int fd, uint64_t offset, size_t size, void **ret);
int memfd_set_sealed(int fd);
int memfd_get_sealed(int fd);
-int memfd_get_size(int fd, uint64_t *sz);
+int memfd_get_size(int fd, uint64_t *ret);
int memfd_set_size(int fd, uint64_t sz);