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fd-tracker: add the lttng-inode interface
[lttng-tools.git]
/
src
/
common
/
dynamic-buffer.h
diff --git
a/src/common/dynamic-buffer.h
b/src/common/dynamic-buffer.h
index d05356b73a2d8c2d002861011b1fb08d0dee4c6d..cd23ccad4d4d45fcdc59254328180daf39b51586 100644
(file)
--- a/
src/common/dynamic-buffer.h
+++ b/
src/common/dynamic-buffer.h
@@
-20,6
+20,7
@@
#include <stddef.h>
#include <stdint.h>
#include <stddef.h>
#include <stdint.h>
+#include <common/macros.h>
struct lttng_dynamic_buffer {
char *data;
struct lttng_dynamic_buffer {
char *data;
@@
-36,6
+37,7
@@
struct lttng_dynamic_buffer {
* Initialize a dynamic buffer. This performs no allocation and is meant
* to be used instead of memset or explicit initialization of the buffer.
*/
* Initialize a dynamic buffer. This performs no allocation and is meant
* to be used instead of memset or explicit initialization of the buffer.
*/
+LTTNG_HIDDEN
void lttng_dynamic_buffer_init(struct lttng_dynamic_buffer *buffer);
/*
void lttng_dynamic_buffer_init(struct lttng_dynamic_buffer *buffer);
/*
@@
-43,6
+45,7
@@
void lttng_dynamic_buffer_init(struct lttng_dynamic_buffer *buffer);
* (after its current "size"). The dynamic buffer's size is increased by
* "len", and its capacity is adjusted automatically.
*/
* (after its current "size"). The dynamic buffer's size is increased by
* "len", and its capacity is adjusted automatically.
*/
+LTTNG_HIDDEN
int lttng_dynamic_buffer_append(struct lttng_dynamic_buffer *buffer,
const void *buf, size_t len);
int lttng_dynamic_buffer_append(struct lttng_dynamic_buffer *buffer,
const void *buf, size_t len);
@@
-51,6
+54,7
@@
int lttng_dynamic_buffer_append(struct lttng_dynamic_buffer *buffer,
* dynamic buffer as the source buffer. The source buffer's size is used in lieu
* of "len".
*/
* dynamic buffer as the source buffer. The source buffer's size is used in lieu
* of "len".
*/
+LTTNG_HIDDEN
int lttng_dynamic_buffer_append_buffer(struct lttng_dynamic_buffer *dst_buffer,
struct lttng_dynamic_buffer *src_buffer);
int lttng_dynamic_buffer_append_buffer(struct lttng_dynamic_buffer *dst_buffer,
struct lttng_dynamic_buffer *src_buffer);
@@
-70,6
+74,7
@@
int lttng_dynamic_buffer_append_buffer(struct lttng_dynamic_buffer *dst_buffer,
* NOTE: It is striclty _invalid_ to access memory after _size_, regardless
* of prior calls to set_capacity().
*/
* NOTE: It is striclty _invalid_ to access memory after _size_, regardless
* of prior calls to set_capacity().
*/
+LTTNG_HIDDEN
int lttng_dynamic_buffer_set_size(struct lttng_dynamic_buffer *buffer,
size_t new_size);
int lttng_dynamic_buffer_set_size(struct lttng_dynamic_buffer *buffer,
size_t new_size);
@@
-81,10
+86,17
@@
int lttng_dynamic_buffer_set_size(struct lttng_dynamic_buffer *buffer,
*
* If the current size > new_capacity, the operation will fail.
*/
*
* If the current size > new_capacity, the operation will fail.
*/
+LTTNG_HIDDEN
int lttng_dynamic_buffer_set_capacity(struct lttng_dynamic_buffer *buffer,
size_t new_capacity);
/* Release any memory used by the dynamic buffer. */
int lttng_dynamic_buffer_set_capacity(struct lttng_dynamic_buffer *buffer,
size_t new_capacity);
/* Release any memory used by the dynamic buffer. */
+LTTNG_HIDDEN
void lttng_dynamic_buffer_reset(struct lttng_dynamic_buffer *buffer);
void lttng_dynamic_buffer_reset(struct lttng_dynamic_buffer *buffer);
+/* Get the space left in the buffer before a new resize is needed. */
+LTTNG_HIDDEN
+size_t lttng_dynamic_buffer_get_capacity_left(
+ struct lttng_dynamic_buffer *buffer);
+
#endif /* LTTNG_DYNAMIC_BUFFER_H */
#endif /* LTTNG_DYNAMIC_BUFFER_H */
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