#include <config.h>
#include "packets.h"
#include <netinet/in.h>
+#include <stdlib.h>
#include "ofpbuf.h"
+bool
+dpid_from_string(const char *s, uint64_t *dpidp)
+{
+ *dpidp = (strlen(s) == 12 && strspn(s, "0123456789abcdefABCDEF") == 12
+ ? strtoll(s, NULL, 16)
+ : 0);
+ return *dpidp != 0;
+}
+
+bool
+eth_addr_from_string(const char *s, uint8_t ea[ETH_ADDR_LEN])
+{
+ if (sscanf(s, ETH_ADDR_SCAN_FMT, ETH_ADDR_SCAN_ARGS(ea))
+ == ETH_ADDR_SCAN_COUNT) {
+ return true;
+ } else {
+ memset(ea, 0, ETH_ADDR_LEN);
+ return false;
+ }
+}
+
/* Fills 'b' with an 802.2 SNAP packet with Ethernet source address 'eth_src',
* the Nicira OUI as SNAP organization and 'snap_type' as SNAP type. The text
* string in 'tag' is enclosed as the packet payload.