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-rw-r--r--src/helper/ioutil.c121
1 files changed, 121 insertions, 0 deletions
diff --git a/src/helper/ioutil.c b/src/helper/ioutil.c
index 101df2d9..80e43d4e 100644
--- a/src/helper/ioutil.c
+++ b/src/helper/ioutil.c
@@ -63,6 +63,8 @@
#include <string.h>
+#include <ifaddrs.h>
+
#include <unistd.h>
#include <stdio.h>
@@ -557,6 +559,120 @@ zylinjtag_Jim_Command_poke(Jim_Interp *interp,
return JIM_OK;
}
+
+/* not so pretty code to fish out ip number*/
+static int zylinjtag_Jim_Command_ip(Jim_Interp *interp, int argc,
+ Jim_Obj * const *argv)
+{
+ Jim_Obj *tclOutput = Jim_NewStringObj(interp, "", 0);
+
+ struct ifaddrs *ifa = NULL, *ifp = NULL;
+
+ if (getifaddrs(&ifp) < 0)
+ {
+ return JIM_ERR;
+ }
+
+ for (ifa = ifp; ifa; ifa = ifa->ifa_next)
+ {
+ char ip[200];
+ socklen_t salen;
+
+ if (ifa->ifa_addr->sa_family == AF_INET)
+ salen = sizeof(struct sockaddr_in);
+ else if (ifa->ifa_addr->sa_family == AF_INET6)
+ salen = sizeof(struct sockaddr_in6);
+ else
+ continue;
+
+ if (getnameinfo(ifa->ifa_addr, salen, ip, sizeof(ip), NULL, 0,
+ NI_NUMERICHOST) < 0)
+ {
+ continue;
+ }
+
+ Jim_AppendString(interp, tclOutput, ip, strlen(ip));
+ break;
+
+ }
+
+ freeifaddrs(ifp);
+
+ Jim_SetResult(interp, tclOutput);
+
+ return JIM_OK;
+}
+
+
+/* not so pretty code to fish out eth0 mac address */
+static int zylinjtag_Jim_Command_mac(Jim_Interp *interp, int argc,
+ Jim_Obj * const *argv)
+{
+
+
+ struct ifreq *ifr, *ifend;
+ struct ifreq ifreq;
+ struct ifconf ifc;
+ struct ifreq ifs[5];
+ int SockFD;
+
+ SockFD = socket(AF_INET, SOCK_DGRAM, 0);
+ if (SockFD < 0)
+ {
+ return JIM_ERR;
+ }
+
+ ifc.ifc_len = sizeof(ifs);
+ ifc.ifc_req = ifs;
+ if (ioctl(SockFD, SIOCGIFCONF, &ifc) < 0)
+ {
+ close(SockFD);
+ return JIM_ERR;
+ }
+
+ ifend = ifs + (ifc.ifc_len / sizeof(struct ifreq));
+ for (ifr = ifc.ifc_req; ifr < ifend; ifr++)
+ {
+ //if (ifr->ifr_addr.sa_family == AF_INET)
+ {
+ if (strcmp("eth0", ifr->ifr_name)!=0)
+ continue;
+ strncpy(ifreq.ifr_name, ifr->ifr_name, sizeof(ifreq.ifr_name));
+ if (ioctl(SockFD, SIOCGIFHWADDR, &ifreq) < 0)
+ {
+ close(SockFD);
+ return JIM_ERR;
+ }
+
+ close(SockFD);
+
+
+ Jim_Obj *tclOutput = Jim_NewStringObj(interp, "", 0);
+
+ char buffer[256];
+ sprintf(buffer, "%02x-%02x-%02x-%02x-%02x-%02x",
+ ifreq.ifr_hwaddr.sa_data[0]&0xff,
+ ifreq.ifr_hwaddr.sa_data[1]&0xff,
+ ifreq.ifr_hwaddr.sa_data[2]&0xff,
+ ifreq.ifr_hwaddr.sa_data[3]&0xff,
+ ifreq.ifr_hwaddr.sa_data[4]&0xff,
+ ifreq.ifr_hwaddr.sa_data[5]&0xff);
+
+ Jim_AppendString(interp, tclOutput, buffer, strlen(buffer));
+
+ Jim_SetResult(interp, tclOutput);
+
+ return JIM_OK;
+ }
+ }
+ close(SockFD);
+
+ return JIM_ERR;
+
+}
+
+
+
int ioutil_init(struct command_context_s *cmd_ctx)
{
register_command(cmd_ctx, NULL, "rm", handle_rm_command, COMMAND_ANY,
@@ -583,6 +699,11 @@ int ioutil_init(struct command_context_s *cmd_ctx)
Jim_CreateCommand(interp, "poke", zylinjtag_Jim_Command_poke, NULL, NULL);
Jim_CreateCommand(interp, "ls", zylinjtag_Jim_Command_ls, NULL, NULL);
+ Jim_CreateCommand(interp, "mac", zylinjtag_Jim_Command_mac,
+ NULL, NULL);
+
+ Jim_CreateCommand(interp, "ip", zylinjtag_Jim_Command_ip,
+ NULL, NULL);
return ERROR_OK;
}