#include <ether.h>
Collaboration diagram for Ethernet:
Static Public Member Functions | |
| void | ether_print (const u_char *) |
| char * | etheraddr_string (const u_char *) |
| u_char * | nametoaddr (const char *devname) |
Static Private Attributes | |
| char | hex [] = "0123456789abcdef" |
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Definition at line 54 of file ether.cc. References etheraddr_string().
00055 {
00056 const struct ether_header *ep;
00057
00058 ep = (const struct ether_header *)bp;
00059 printf("src: %s\n",
00060 etheraddr_string(ep->ether_shost));
00061 printf("dst: %s\n",
00062 etheraddr_string(ep->ether_dhost));
00063 printf("prot: %hx\n",
00064 ntohs(ep->ether_type));
00065 }
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Here is the call graph for this function:
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Definition at line 68 of file ether.cc. References hex. Referenced by PcapLiveNetwork::command(), ether_print(), and ArpAgent::resolve().
00069 {
00070 unsigned i, j;
00071 register char *cp;
00072 static char buf[sizeof("00:00:00:00:00:00")];
00073
00074 cp = buf;
00075 if ((j = *ep >> 4) != 0)
00076 *cp++ = hex[j];
00077 *cp++ = hex[*ep++ & 0xf];
00078 for (i = 5; (int)--i >= 0;) {
00079 *cp++ = ':';
00080 if ((j = *ep >> 4) != 0)
00081 *cp++ = hex[j];
00082 *cp++ = hex[*ep++ & 0xf];
00083 }
00084 *cp = '\0';
00085 return(buf);
00086 }
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Definition at line 91 of file ether.cc.
00092 {
00093 static struct ifreq ifr;
00094 int s;
00095
00096 memset(&ifr, 0, sizeof(ifr));
00097 if ((s = socket(AF_INET, SOCK_DGRAM, 0)) < 0) {
00098 fprintf(stderr, "Ethernet::nametoaddr-- failed socket\n");
00099 return NULL;
00100 }
00101 strncpy(ifr.ifr_name, devname, sizeof(ifr.ifr_name));
00102 if (ioctl(s, SIOCGIFADDR, (char *)&ifr) < 0) {
00103 fprintf(stderr, "Ethernet::nametoaddr-- failed SIOCGIFADDR\n");
00104 return NULL;
00105 }
00106 return ((u_char*) &ifr.ifr_data);
00107 }
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Definition at line 51 of file ether.cc. Referenced by etheraddr_string(). |
1.3.3