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lwip_netbuf.c File Reference
Network buffer management. More...
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Functions | |
| struct netbuf * | netbuf_new (void) |
| Create (allocate) and initialize a new netbuf. | |
| void | netbuf_delete (struct netbuf *buf) |
| Deallocate a netbuf allocated by netbuf_new(). | |
| void * | netbuf_alloc (struct netbuf *buf, u16_t size) |
| Allocate memory for a packet buffer for a given netbuf. | |
| void | netbuf_free (struct netbuf *buf) |
| Free the packet buffer included in a netbuf. | |
| err_t | netbuf_ref (struct netbuf *buf, const void *dataptr, u16_t size) |
| Let a netbuf reference existing (non-volatile) data. | |
| void | netbuf_chain (struct netbuf *head, struct netbuf *tail) |
| Chain one netbuf to another (. | |
| err_t | netbuf_data (struct netbuf *buf, void **dataptr, u16_t *len) |
| Get the data pointer and length of the data inside a netbuf. | |
| s8_t | netbuf_next (struct netbuf *buf) |
| Move the current data pointer of a packet buffer contained in a netbuf to the next part. | |
| void | netbuf_first (struct netbuf *buf) |
| Move the current data pointer of a packet buffer contained in a netbuf to the beginning of the packet. | |
Detailed Description
Network buffer management.
Definition in file lwip_netbuf.c.
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