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pbuf: added new function pbuf_free_header() to gradually hide bytes and free pbufs from the front of a pbuf chain

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goldsimon
2017-03-06 21:53:48 +01:00
parent c295717ce7
commit 49414826af
2 changed files with 31 additions and 0 deletions
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src/include/lwip/pbuf.h
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@@ -248,6 +248,7 @@ struct pbuf *pbuf_alloced_custom(pbuf_layer l, u16_t length, pbuf_type type,
void pbuf_realloc(struct pbuf *p, u16_t size);
u8_t pbuf_header(struct pbuf *p, s16_t header_size);
u8_t pbuf_header_force(struct pbuf *p, s16_t header_size);
struct pbuf *pbuf_free_header(struct pbuf *q, u16_t size);
void pbuf_ref(struct pbuf *p);
u8_t pbuf_free(struct pbuf *p);
u16_t pbuf_clen(const struct pbuf *p);