4. Link your own program with libpcap, and use DPDK with the device name as dpdk:{portid}, such as dpdk:0.
And you shall set DPDK configure options by environment variable DPDK_CFG
-For example, the testprogs/capturetest could be lanched by:
+For example, the testprogs/capturetest could be launched by:
env DPDK_CFG="--log-level=debug -l0 -dlibrte_pmd_e1000.so -dlibrte_pmd_ixgbe.so -dlibrte_mempool_ring.so" ./capturetest -i dpdk:0
*/
-#ifdef HAVE_CONFIG_H
#include <config.h>
-#endif
#include <errno.h>
#include <netdb.h>
}
if (bp){
- if (p->fcode.bf_insns==NULL || pcap_filter(p->fcode.bf_insns, bp, pcap_header.len, pcap_header.caplen)){
+ if (p->fcode.bf_insns==NULL || pcapint_filter(p->fcode.bf_insns, bp, pcap_header.len, pcap_header.caplen)){
cb(cb_arg, &pcap_header, bp);
}else{
pd->bpf_drop++;
static int pcap_dpdk_inject(pcap_t *p, const void *buf _U_, int size _U_)
{
//not implemented yet
- pcap_strlcpy(p->errbuf,
+ pcapint_strlcpy(p->errbuf,
"dpdk error: Inject function has not been implemented yet",
PCAP_ERRBUF_SIZE);
return PCAP_ERROR;
}
rte_eth_dev_stop(pd->portid);
rte_eth_dev_close(pd->portid);
- pcap_cleanup_live_common(p);
+ pcapint_cleanup_live_common(p);
}
static void nic_stats_display(struct pcap_dpdk *pd)
skip_space=!skip_space; // skip normal char
dargv[cnt++] = dpdk_cfg+i;
}
- if (!skip_space && dpdk_cfg[i]==' '){ // fint a space
+ if (!skip_space && dpdk_cfg[i]==' '){ // find a space
dpdk_cfg[i]=0x00; // end of this opt
skip_space=!skip_space; // skip space char
}
char *dargv[DPDK_ARGC_MAX];
char *ptr_dpdk_cfg = NULL;
int ret;
- // globale var
+ // global var
if (is_dpdk_pre_inited != 0)
{
// already inited; did that succeed?
p->selectable_fd = p->fd;
p->read_op = pcap_dpdk_dispatch;
p->inject_op = pcap_dpdk_inject;
- // using pcap_filter currently, though DPDK provides their own BPF function. Because DPDK BPF needs load a ELF file as a filter.
- p->setfilter_op = install_bpf_program;
+ // using pcapint_filter currently, though DPDK provides their own BPF function. Because DPDK BPF needs load a ELF file as a filter.
+ p->setfilter_op = pcapint_install_bpf_program;
p->setdirection_op = NULL;
p->set_datalink_op = NULL;
p->getnonblock_op = pcap_dpdk_getnonblock;
p->setnonblock_op = pcap_dpdk_setnonblock;
p->stats_op = pcap_dpdk_stats;
p->cleanup_op = pcap_dpdk_close;
- p->breakloop_op = pcap_breakloop_common;
+ p->breakloop_op = pcapint_breakloop_common;
// set default timeout
pd->required_select_timeout.tv_sec = 0;
pd->required_select_timeout.tv_usec = DPDK_DEF_MIN_SLEEP_MS*1000;
if (ret <= PCAP_ERROR) // all kinds of error code
{
- pcap_cleanup_live_common(p);
+ pcapint_cleanup_live_common(p);
}else{
rte_eth_dev_get_name_by_port(portid,pd->pci_addr);
RTE_LOG(INFO, USER1,"Port %d device: %s, MAC:%s, PCI:%s\n", portid, p->opt.device, pd->mac_addr, pd->pci_addr);
// PCI addr
rte_eth_dev_get_name_by_port(i,pci_addr);
snprintf(dpdk_desc,DPDK_DEV_DESC_MAX-1,"%s %s, MAC:%s, PCI:%s", DPDK_DESC, dpdk_name, mac_addr, pci_addr);
- if (add_dev(devlistp, dpdk_name, 0, dpdk_desc, ebuf)==NULL){
+ if (pcapint_add_dev(devlistp, dpdk_name, 0, dpdk_desc, ebuf)==NULL){
ret = PCAP_ERROR;
break;
}
* There are no regular interfaces, just DPDK interfaces.
*/
int
-pcap_platform_finddevs(pcap_if_list_t *devlistp _U_, char *errbuf)
+pcapint_platform_finddevs(pcap_if_list_t *devlistp _U_, char *errbuf)
{
return (0);
}
* Attempts to open a regular interface fail.
*/
pcap_t *
-pcap_create_interface(const char *device, char *errbuf)
+pcapint_create_interface(const char *device, char *errbuf)
{
- snprintf(errbuf, PCAP_ERRBUF_SIZE,
- "This version of libpcap only supports DPDK");
+ snprintf(errbuf, PCAP_ERRBUF_SIZE, PCAP_ENODEV_MESSAGE, "DPDK");
return NULL;
}