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Enhance buffer handling by changing gwbuf_free to free the whole list of buffers (although it could contain only one buffer). Add gwbuf_count to give number of buffers in a buffer list (for convenience in debugging). Add gwbuf_alloc_and_load to simplify putting data into a new buffer.

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This commit is contained in:
counterpoint
2016-01-08 09:29:10 +00:00
parent 57b79fc663
commit 78b363aec7
2 changed files with 71 additions and 7 deletions
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2
server/include/buffer.h
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@ -188,6 +188,7 @@ typedef struct gwbuf
* Function prototypes for the API to maniplate the buffers
*/
extern GWBUF *gwbuf_alloc(unsigned int size);
extern GWBUF *gwbuf_alloc_and_load(unsigned int size, void *data);
extern void gwbuf_free(GWBUF *buf);
extern GWBUF *gwbuf_clone(GWBUF *buf);
extern GWBUF *gwbuf_append(GWBUF *head, GWBUF *tail);
@ -195,6 +196,7 @@ extern GWBUF *gwbuf_consume(GWBUF *head, unsigned int length);
extern GWBUF *gwbuf_trim(GWBUF *head, unsigned int length);
extern GWBUF *gwbuf_rtrim(GWBUF *head, unsigned int length);
extern unsigned int gwbuf_length(GWBUF *head);
extern int gwbuf_count(GWBUF *head);
extern GWBUF *gwbuf_clone_portion(GWBUF *head, size_t offset, size_t len);
extern GWBUF *gwbuf_clone_transform(GWBUF *head, gwbuf_type_t type);
extern GWBUF *gwbuf_clone_all(GWBUF* head);