-/*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/
-
#ifndef foosdid128hfoo
#define foosdid128hfoo
/* Note that SD_ID128_FORMAT_VAL will evaluate the passed argument 16
* times. It is hence not a good idea to call this macro with an
- * expensive function as paramater or an expression with side
+ * expensive function as parameter or an expression with side
* effects */
#define SD_ID128_FORMAT_STR "%02x%02x%02x%02x%02x%02x%02x%02x%02x%02x%02x%02x%02x%02x%02x%02x"
((x).bytes[15] & 15) >= 10 ? 'a' + ((x).bytes[15] & 15) - 10 : '0' + ((x).bytes[15] & 15), \
0 })
-_sd_pure_ static inline int sd_id128_equal(sd_id128_t a, sd_id128_t b) {
+_sd_pure_ static __inline__ int sd_id128_equal(sd_id128_t a, sd_id128_t b) {
return memcmp(&a, &b, 16) == 0;
}
+_sd_pure_ static __inline__ int sd_id128_is_null(sd_id128_t a) {
+ return a.qwords[0] == 0 && a.qwords[1] == 0;
+}
+
#define SD_ID128_NULL ((const sd_id128_t) { .qwords = { 0, 0 }})
_SD_END_DECLARATIONS;