mirror of
https://github.com/espressif/esp-idf.git
synced 2024-10-05 20:47:46 -04:00
8a3cf8ca77
Signed-off-by: Sagar Bijwe <sagar@espressif.com> Merges https://github.com/espressif/esp-idf/pull/3627
106 lines
2.4 KiB
C
106 lines
2.4 KiB
C
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#include "lwip/opt.h"
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#include "lwip/def.h"
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#include "lwip/mem.h"
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#include "lwip/pbuf.h"
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#include "lwip/stats.h"
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#include "lwip/snmp.h"
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#include "lwip/ethip6.h"
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#include "netif/etharp.h"
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#include "netif/wlanif.h"
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#include <stdio.h>
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#include <string.h>
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#include "tcpip_adapter.h"
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static struct netif *g_last_netif = NULL;
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err_t nettestif_output(struct netif *netif, struct pbuf *p)
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{
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int i;
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char *dat = p->payload;
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/* output the packet to stdout */
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printf("\nPacketOut:[");
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for (i=0; i<p->len; i++) {
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printf("%02x", *dat++);
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}
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printf("]\n");
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return ERR_OK;
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}
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err_t nettestif_init(struct netif *netif)
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{
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g_last_netif = netif;
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netif->hostname = CONFIG_LWIP_LOCAL_HOSTNAME;
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/*
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* Initialize the snmp variables and counters inside the struct netif.
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* The last argument should be replaced with your link speed, in units
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* of bits per second.
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*/
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NETIF_INIT_SNMP(netif, snmp_ifType_ethernet_csmacd, 100);
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/* We directly use etharp_output() here to save a function call.
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* You can instead declare your own function an call etharp_output()
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* from it if you have to do some checks before sending (e.g. if link
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* is available...) */
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netif->output = etharp_output;
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#if LWIP_IPV6
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netif->output_ip6 = ethip6_output;
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#endif /* LWIP_IPV6 */
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netif->linkoutput = nettestif_output;
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/* set MAC hardware address length */
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netif->hwaddr_len = ETHARP_HWADDR_LEN;
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/* set MAC hardware address */
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/* maximum transfer unit */
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netif->mtu = 1500;
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/* device capabilities */
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/* don't set NETIF_FLAG_ETHARP if this device is not an ethernet one */
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netif->flags = NETIF_FLAG_BROADCAST | NETIF_FLAG_ETHARP | NETIF_FLAG_LINK_UP;
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#if ESP_LWIP
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#if LWIP_IGMP
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netif->flags |= NETIF_FLAG_IGMP;
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#endif
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#endif
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return ERR_OK;
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}
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void nettestif_input(void *buffer, u16_t len)
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{
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struct pbuf *p;
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if (g_last_netif == NULL) {
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printf("error!");
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return;
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}
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printf("simul in: %d\n", len);
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if (len==0) return;
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p = pbuf_alloc(PBUF_RAW, len, PBUF_RAM);
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p->l2_owner = NULL;
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memcpy(p->payload, buffer, len);
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/* full packet send to tcpip_thread to process
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* on success - the packet is processed and deallocated in tcpip stack
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* on failure - log error and deallocate the packet
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*/
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if (g_last_netif->input(p, g_last_netif) != ERR_OK) {
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LWIP_DEBUGF(NETIF_DEBUG, ("ethernetif_input: IP input error\n"));
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pbuf_free(p);
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}
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}
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