USA.
***/
+typedef struct pa_memblock pa_memblock;
+
#include <sys/types.h>
#include <inttypes.h>
#include <pulse/def.h>
-#include <pulsecore/llist.h>
-#include <pulsecore/refcnt.h>
#include <pulsecore/atomic.h>
+#include <pulsecore/memchunk.h>
/* A pa_memblock is a reference counted memory block. PulseAudio
- * passed references to pa_memblocks around instead of copying
+ * passes references to pa_memblocks around instead of copying
* data. See pa_memchunk for a structure that describes parts of
* memory blocks. */
/* The type of memory this block points to */
typedef enum pa_memblock_type {
PA_MEMBLOCK_POOL, /* Memory is part of the memory pool */
- PA_MEMBLOCK_POOL_EXTERNAL, /* Data memory is part of the memory pool but the pa_memblock structure itself not */
- PA_MEMBLOCK_APPENDED, /* the data is appended to the memory block */
+ PA_MEMBLOCK_POOL_EXTERNAL, /* Data memory is part of the memory pool but the pa_memblock structure itself is not */
+ PA_MEMBLOCK_APPENDED, /* The data is appended to the memory block */
PA_MEMBLOCK_USER, /* User supplied memory, to be freed with free_cb */
- PA_MEMBLOCK_FIXED, /* data is a pointer to fixed memory that needs not to be freed */
+ PA_MEMBLOCK_FIXED, /* Data is a pointer to fixed memory that needs not to be freed */
PA_MEMBLOCK_IMPORTED, /* Memory is imported from another process via shm */
PA_MEMBLOCK_TYPE_MAX
} pa_memblock_type_t;
-typedef struct pa_memblock pa_memblock;
typedef struct pa_mempool pa_mempool;
typedef struct pa_mempool_stat pa_mempool_stat;
typedef struct pa_memimport_segment pa_memimport_segment;
pa_memblock *pa_memblock_new_pool(pa_mempool *, size_t length);
/* Allocate a new memory block of type PA_MEMBLOCK_USER */
-pa_memblock *pa_memblock_new_user(pa_mempool *, void *data, size_t length, pa_free_cb_t free_cb, pa_bool_t read_only);
+pa_memblock *pa_memblock_new_user(pa_mempool *, void *data, size_t length, pa_free_cb_t free_cb, bool read_only);
/* A special case of pa_memblock_new_user: take a memory buffer previously allocated with pa_xmalloc() */
#define pa_memblock_new_malloced(p,data,length) pa_memblock_new_user(p, data, length, pa_xfree, 0)
/* Allocate a new memory block of type PA_MEMBLOCK_FIXED */
-pa_memblock *pa_memblock_new_fixed(pa_mempool *, void *data, size_t length, pa_bool_t read_only);
+pa_memblock *pa_memblock_new_fixed(pa_mempool *, void *data, size_t length, bool read_only);
void pa_memblock_unref(pa_memblock*b);
pa_memblock* pa_memblock_ref(pa_memblock*b);
/* This special unref function has to be called by the owner of the
memory of a static memory block when he wants to release all
references to the memory. This causes the memory to be copied and
-converted into a pool or malloc'ed memory block. Please note that this
+converted into a pool of malloc'ed memory block. Please note that this
function is not multiple caller safe, i.e. needs to be locked
-manually if called from more than one thread at the same time. */
+manually if called from more than one thread at the same time. */
void pa_memblock_unref_fixed(pa_memblock*b);
-pa_bool_t pa_memblock_is_read_only(pa_memblock *b);
-pa_bool_t pa_memblock_is_silence(pa_memblock *b);
-pa_bool_t pa_memblock_ref_is_one(pa_memblock *b);
-void pa_memblock_set_is_silence(pa_memblock *b, pa_bool_t v);
+bool pa_memblock_is_read_only(pa_memblock *b);
+bool pa_memblock_is_silence(pa_memblock *b);
+bool pa_memblock_ref_is_one(pa_memblock *b);
+void pa_memblock_set_is_silence(pa_memblock *b, bool v);
void* pa_memblock_acquire(pa_memblock *b);
+void *pa_memblock_acquire_chunk(const pa_memchunk *c);
void pa_memblock_release(pa_memblock *b);
+
size_t pa_memblock_get_length(pa_memblock *b);
pa_mempool * pa_memblock_get_pool(pa_memblock *b);
pa_memblock *pa_memblock_will_need(pa_memblock *b);
/* The memory block manager */
-pa_mempool* pa_mempool_new(pa_bool_t shared, size_t size);
+pa_mempool* pa_mempool_new(bool shared, size_t size);
void pa_mempool_free(pa_mempool *p);
const pa_mempool_stat* pa_mempool_get_stat(pa_mempool *p);
void pa_mempool_vacuum(pa_mempool *p);
int pa_mempool_get_shm_id(pa_mempool *p, uint32_t *id);
-pa_bool_t pa_mempool_is_shared(pa_mempool *p);
+bool pa_mempool_is_shared(pa_mempool *p);
size_t pa_mempool_block_size_max(pa_mempool *p);
-/* For recieving blocks from other nodes */
+/* For receiving blocks from other nodes */
pa_memimport* pa_memimport_new(pa_mempool *p, pa_memimport_release_cb_t cb, void *userdata);
void pa_memimport_free(pa_memimport *i);
pa_memblock* pa_memimport_get(pa_memimport *i, uint32_t block_id, uint32_t shm_id, size_t offset, size_t size);