diff options
Diffstat (limited to 'src/helper')
| -rw-r--r-- | src/helper/ioutil.c | 121 |
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; } |