[dpdk-dev] Error : dereferencing pointer to incomplete type......

sabu kurian sabu2kurian at gmail.com
Mon Mar 17 09:27:52 CET 2014


A little bit of correction on the second format:

iphdr->packet_id = rte_bswap16(0x0001); // This one gives error as well....

Any idea on what could be wrong ?

Thanks






On Mon, Mar 17, 2014 at 1:51 PM, sabu kurian <sabu2kurian at gmail.com> wrote:

> Hello friends,
>
> I get a error like "dereferencing pointer to incomplete type", when I try
> to fill in the IPv4 headers.
>
> Below is the code snippet:
>
> struct ether_hdr *ehdr = rte_pktmbuf_mtod(m_pool, struct ether_hdr *);
>
> struct ipv4_hdr *iphdr = (struct ipv4_hdr *)(&ehdr[1]);
>
>
> iphdr->packet_id = (uint16_t)0x0001; //This gives error.
>
> rte_bswap16(iphdr->packet_id,0x0001); //This format also gives the same
> error.
>
> And also what is the best way to copy an 8 bit (1 byte) value for fields
> like 'type_of_service' ? will rte_memcpy() work for it ?
>
>
>
> Thanks in advance....
>
>


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