diff options
Diffstat (limited to 'include/qemu')
| -rw-r--r-- | include/qemu/qht.h | 26 | ||||
| -rw-r--r-- | include/qemu/units.h | 55 |
2 files changed, 77 insertions, 4 deletions
diff --git a/include/qemu/qht.h b/include/qemu/qht.h index c9a11cc29a..758c7ac6c8 100644 --- a/include/qemu/qht.h +++ b/include/qemu/qht.h @@ -43,7 +43,8 @@ struct qht_stats { }; typedef bool (*qht_lookup_func_t)(const void *obj, const void *userp); -typedef void (*qht_iter_func_t)(struct qht *ht, void *p, uint32_t h, void *up); +typedef void (*qht_iter_func_t)(void *p, uint32_t h, void *up); +typedef bool (*qht_iter_bool_func_t)(void *p, uint32_t h, void *up); #define QHT_MODE_AUTO_RESIZE 0x1 /* auto-resize when heavily loaded */ #define QHT_MODE_RAW_MUTEXES 0x2 /* bypass the profiler (QSP) */ @@ -103,7 +104,7 @@ bool qht_insert(struct qht *ht, void *p, uint32_t hash, void **existing); * Returns the corresponding pointer when a match is found. * Returns NULL otherwise. */ -void *qht_lookup_custom(struct qht *ht, const void *userp, uint32_t hash, +void *qht_lookup_custom(const struct qht *ht, const void *userp, uint32_t hash, qht_lookup_func_t func); /** @@ -114,7 +115,7 @@ void *qht_lookup_custom(struct qht *ht, const void *userp, uint32_t hash, * * Calls qht_lookup_custom() using @ht's default comparison function. */ -void *qht_lookup(struct qht *ht, const void *userp, uint32_t hash); +void *qht_lookup(const struct qht *ht, const void *userp, uint32_t hash); /** * qht_remove - remove a pointer from the hash table @@ -179,10 +180,27 @@ bool qht_resize(struct qht *ht, size_t n_elems); * * Each time it is called, user-provided @func is passed a pointer-hash pair, * plus @userp. + * + * Note: @ht cannot be accessed from @func + * See also: qht_iter_remove() */ void qht_iter(struct qht *ht, qht_iter_func_t func, void *userp); /** + * qht_iter_remove - Iterate over a QHT, optionally removing entries + * @ht: QHT to be iterated over + * @func: function to be called for each entry in QHT + * @userp: additional pointer to be passed to @func + * + * Each time it is called, user-provided @func is passed a pointer-hash pair, + * plus @userp. If @func returns true, the pointer-hash pair is removed. + * + * Note: @ht cannot be accessed from @func + * See also: qht_iter() + */ +void qht_iter_remove(struct qht *ht, qht_iter_bool_func_t func, void *userp); + +/** * qht_statistics_init - Gather statistics from a QHT * @ht: QHT to gather statistics from * @stats: pointer to a &struct qht_stats to be filled in @@ -193,7 +211,7 @@ void qht_iter(struct qht *ht, qht_iter_func_t func, void *userp); * When done with @stats, pass the struct to qht_statistics_destroy(). * Failing to do this will leak memory. */ -void qht_statistics_init(struct qht *ht, struct qht_stats *stats); +void qht_statistics_init(const struct qht *ht, struct qht_stats *stats); /** * qht_statistics_destroy - Destroy a &struct qht_stats diff --git a/include/qemu/units.h b/include/qemu/units.h index 692db3fbb2..68a7758650 100644 --- a/include/qemu/units.h +++ b/include/qemu/units.h @@ -17,4 +17,59 @@ #define PiB (INT64_C(1) << 50) #define EiB (INT64_C(1) << 60) +#define S_1KiB 1024 +#define S_2KiB 2048 +#define S_4KiB 4096 +#define S_8KiB 8192 +#define S_16KiB 16384 +#define S_32KiB 32768 +#define S_64KiB 65536 +#define S_128KiB 131072 +#define S_256KiB 262144 +#define S_512KiB 524288 +#define S_1MiB 1048576 +#define S_2MiB 2097152 +#define S_4MiB 4194304 +#define S_8MiB 8388608 +#define S_16MiB 16777216 +#define S_32MiB 33554432 +#define S_64MiB 67108864 +#define S_128MiB 134217728 +#define S_256MiB 268435456 +#define S_512MiB 536870912 +#define S_1GiB 1073741824 +#define S_2GiB 2147483648 +#define S_4GiB 4294967296 +#define S_8GiB 8589934592 +#define S_16GiB 17179869184 +#define S_32GiB 34359738368 +#define S_64GiB 68719476736 +#define S_128GiB 137438953472 +#define S_256GiB 274877906944 +#define S_512GiB 549755813888 +#define S_1TiB 1099511627776 +#define S_2TiB 2199023255552 +#define S_4TiB 4398046511104 +#define S_8TiB 8796093022208 +#define S_16TiB 17592186044416 +#define S_32TiB 35184372088832 +#define S_64TiB 70368744177664 +#define S_128TiB 140737488355328 +#define S_256TiB 281474976710656 +#define S_512TiB 562949953421312 +#define S_1PiB 1125899906842624 +#define S_2PiB 2251799813685248 +#define S_4PiB 4503599627370496 +#define S_8PiB 9007199254740992 +#define S_16PiB 18014398509481984 +#define S_32PiB 36028797018963968 +#define S_64PiB 72057594037927936 +#define S_128PiB 144115188075855872 +#define S_256PiB 288230376151711744 +#define S_512PiB 576460752303423488 +#define S_1EiB 1152921504606846976 +#define S_2EiB 2305843009213693952 +#define S_4EiB 4611686018427387904 +#define S_8EiB 9223372036854775808 + #endif |