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Preparation for task #14369: Define ways to work with a netif having multiple ports

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Add if_idx member to struct pbuf
This commit is contained in:
Dirk Ziegelmeier
2017-02-23 16:34:28 +01:00
parent 2e1b12d09f
commit 0eeb10d4bb
2 changed files with 5 additions and 0 deletions
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2
src/core/pbuf.c
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@@ -117,6 +117,7 @@ void eth_rx_irq()
#include "lwip/memp.h" #include "lwip/memp.h"
#include "lwip/pbuf.h" #include "lwip/pbuf.h"
#include "lwip/sys.h" #include "lwip/sys.h"
#include "lwip/netif.h"
#if LWIP_TCP && TCP_QUEUE_OOSEQ #if LWIP_TCP && TCP_QUEUE_OOSEQ
#include "lwip/priv/tcp_priv.h" #include "lwip/priv/tcp_priv.h"
#endif #endif
@@ -290,6 +291,7 @@ pbuf_alloc(pbuf_layer layer, u16_t length, pbuf_type type)
} }
p->type = type; p->type = type;
p->next = NULL; p->next = NULL;
p->if_idx = NETIF_NO_INDEX;
/* make the payload pointer point 'offset' bytes into pbuf data memory */ /* make the payload pointer point 'offset' bytes into pbuf data memory */
p->payload = LWIP_MEM_ALIGN((void *)((u8_t *)p + (SIZEOF_STRUCT_PBUF + offset))); p->payload = LWIP_MEM_ALIGN((void *)((u8_t *)p + (SIZEOF_STRUCT_PBUF + offset)));

3
src/include/lwip/pbuf.h
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@@ -170,6 +170,9 @@ struct pbuf {
* the stack itself, or pbuf->next pointers from a chain. * the stack itself, or pbuf->next pointers from a chain.
*/ */
LWIP_PBUF_REF_T ref; LWIP_PBUF_REF_T ref;
/** For incoming packets, this contains the input netif's index */
u8_t if_idx;
}; };