| | |
| | | #define _GNU_SOURCE /* To get defns of NI_MAXSERV and NI_MAXHOST */ |
| | | #include <arpa/inet.h> |
| | | #include <sys/socket.h> |
| | | #include <netdb.h> |
| | | #include <ifaddrs.h> |
| | | |
| | | #include <stdio.h> |
| | | #include <ctype.h> |
| | | #include <stdlib.h> |
| | | #include <unistd.h> |
| | | #include <linux/if_link.h> |
| | | #include <sys/socket.h> |
| | | #include <netpacket/packet.h> |
| | | |
| | | #include <valgrind/memcheck.h> |
| | | #include <paths.h> |
| | | |
| | |
| | | #include <sys/ioctl.h> |
| | | #include <sys/stat.h> |
| | | #include "../os.h" |
| | | #include "../../base/public-key.h" |
| | | #include "public-key.h" |
| | | |
| | | #include <openssl/evp.h> |
| | | #include <openssl/bio.h> |
| | |
| | | #include <dbus-1.0/dbus/dbus.h> |
| | | #include <sys/utsname.h> |
| | | |
| | | |
| | | static int ifname_position(char *ifnames, char * ifname, int ifnames_max) { |
| | | int i, position; |
| | | position = -1; |
| | | for (i = 0; i < ifnames_max; i++) { |
| | | if (strcmp(ifname, &ifnames[i * NI_MAXHOST]) == 0) { |
| | | position = i; |
| | | break; |
| | | } |
| | | } |
| | | return position; |
| | | |
| | | } |
| | | |
| | | FUNCTION_RETURN getAdapterInfos(OsAdapterInfo * adapterInfos, |
| | | size_t * adapter_info_size) { |
| | | |
| | | FUNCTION_RETURN f_return = FUNC_RET_OK; |
| | | struct ifaddrs *ifaddr, *ifa; |
| | | int family, i, n, if_name_position; |
| | | unsigned int if_num, if_max; |
| | | //char host[NI_MAXHOST]; |
| | | char *ifnames; |
| | | |
| | | if (getifaddrs(&ifaddr) == -1) { |
| | | perror("getifaddrs"); |
| | | return FUNC_RET_ERROR; |
| | | } |
| | | |
| | | if (adapterInfos != NULL) { |
| | | memset(adapterInfos, 0, (*adapter_info_size) * sizeof(OsAdapterInfo)); |
| | | } |
| | | |
| | | /* count the maximum number of interfaces */ |
| | | for (ifa = ifaddr, if_max = 0; ifa != NULL; ifa = ifa->ifa_next, n++) { |
| | | if (ifa->ifa_addr == NULL) { |
| | | continue; |
| | | } |
| | | if_max++; |
| | | } |
| | | |
| | | /* allocate space for names */ |
| | | ifnames = (char*) malloc(NI_MAXHOST * if_max); |
| | | memset(ifnames, 0, NI_MAXHOST * if_max); |
| | | /* Walk through linked list, maintaining head pointer so we |
| | | can free list later */ |
| | | for (ifa = ifaddr, n = 0, if_num = 0; ifa != NULL; |
| | | ifa = ifa->ifa_next, n++) { |
| | | if (ifa->ifa_addr == NULL) { |
| | | continue; |
| | | } |
| | | if_name_position = ifname_position(ifnames, ifa->ifa_name, if_num); |
| | | //interface name not seen en advance |
| | | if (if_name_position < 0) { |
| | | strncpy(&ifnames[if_num * NI_MAXHOST], ifa->ifa_name, NI_MAXHOST); |
| | | if (adapterInfos != NULL && if_num < *adapter_info_size) { |
| | | strncpy(adapterInfos[if_num].description, ifa->ifa_name, |
| | | NI_MAXHOST); |
| | | } |
| | | if_name_position = if_num; |
| | | if_num++; |
| | | if (adapterInfos == NULL) { |
| | | continue; |
| | | } |
| | | } |
| | | family = ifa->ifa_addr->sa_family; |
| | | /* Display interface name and family (including symbolic |
| | | form of the latter for the common families) */ |
| | | #ifdef _DEBUG |
| | | printf("%-8s %s (%d)\n", ifa->ifa_name, |
| | | (family == AF_PACKET) ? "AF_PACKET" : |
| | | (family == AF_INET) ? "AF_INET" : |
| | | (family == AF_INET6) ? "AF_INET6" : "???", family); |
| | | #endif |
| | | /* For an AF_INET* interface address, display the address |
| | | * || family == AF_INET6*/ |
| | | if (family == AF_INET) { |
| | | /* |
| | | s = getnameinfo(ifa->ifa_addr, |
| | | (family == AF_INET) ? |
| | | sizeof(struct sockaddr_in) : |
| | | sizeof(struct sockaddr_in6), host, NI_MAXHOST, |
| | | NULL, 0, NI_NUMERICHOST); |
| | | |
| | | #ifdef _DEBUG |
| | | s = getnameinfo(ifa->ifa_addr, sizeof(struct sockaddr_in), host, |
| | | NI_MAXHOST, |
| | | NULL, 0, NI_NUMERICHOST); |
| | | if (s != 0) { |
| | | printf("getnameinfo() failed: %s\n", gai_strerror(s)); |
| | | } |
| | | printf("\t\taddress: <%s>\n", host); |
| | | #endif |
| | | */ |
| | | if (adapterInfos != NULL && if_name_position < *adapter_info_size) { |
| | | struct sockaddr_in *s1 = (struct sockaddr_in*) ifa->ifa_addr; |
| | | in_addr_t iaddr = s1->sin_addr.s_addr; |
| | | adapterInfos[if_name_position].ipv4_address[0] = (iaddr |
| | | & 0x000000ff); |
| | | adapterInfos[if_name_position].ipv4_address[1] = (iaddr |
| | | & 0x0000ff00) >> 8; |
| | | adapterInfos[if_name_position].ipv4_address[2] = (iaddr |
| | | & 0x00ff0000) >> 16; |
| | | adapterInfos[if_name_position].ipv4_address[3] = (iaddr |
| | | & 0xff000000) >> 24; |
| | | } |
| | | } else if (family == AF_PACKET && ifa->ifa_data != NULL) { |
| | | struct sockaddr_ll *s1 = (struct sockaddr_ll*) ifa->ifa_addr; |
| | | if (adapterInfos != NULL && if_name_position < *adapter_info_size) { |
| | | for (i = 0; i < 6; i++) { |
| | | adapterInfos[if_name_position].mac_address[i] = |
| | | s1->sll_addr[i]; |
| | | #ifdef _DEBUG |
| | | printf("%02x:", s1->sll_addr[i]); |
| | | #endif |
| | | } |
| | | #ifdef _DEBUG |
| | | printf("\t %s\n", ifa->ifa_name); |
| | | #endif |
| | | |
| | | } |
| | | } |
| | | } |
| | | |
| | | *adapter_info_size = if_num; |
| | | if (adapterInfos == NULL) { |
| | | f_return = FUNC_RET_OK; |
| | | } else if (*adapter_info_size < if_num) { |
| | | f_return = FUNC_RET_BUFFER_TOO_SMALL; |
| | | } |
| | | freeifaddrs(ifaddr); |
| | | free(ifnames); |
| | | return f_return; |
| | | } |
| | | /** |
| | | *Usually uuid are hex number separated by "-". this method read up to 8 hex |
| | | *numbers skipping - characters. |
| | |
| | | dbus_free(dbus_id); |
| | | return FUNC_RET_OK; |
| | | } |
| | | |
| | | FUNCTION_RETURN getModuleName(char buffer[MAX_PATH]) { |
| | | FUNCTION_RETURN result; |
| | | char path[MAX_PATH] = { 0 }; |
| | | char proc_path[MAX_PATH], pidStr[64]; |
| | | pid_t pid = getpid(); |
| | | sprintf(pidStr, "%d", pid); |
| | | strcpy(proc_path, "/proc/"); |
| | | strcat(proc_path, pidStr); |
| | | strcat(proc_path, "/exe"); |
| | | |
| | | int ch = readlink(proc_path, path, MAX_PATH); |
| | | if (ch != -1) { |
| | | path[ch] = '\0'; |
| | | strncpy(buffer, path, ch); |
| | | result = FUNC_RET_OK; |
| | | } else { |
| | | result = FUNC_RET_ERROR; |
| | | } |
| | | return result; |
| | | } |