#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 <stdlib.h>
|
#include <unistd.h>
|
#include <linux/if_link.h>
|
#include <sys/socket.h>
|
#include <netpacket/packet.h>
|
|
#include <paths.h>
|
|
#include <stdlib.h>
|
#include <stddef.h>
|
#include <string.h>
|
#include <unistd.h>
|
#include <sys/ioctl.h>
|
#include <sys/stat.h>
|
#include "../os.h"
|
#include "../../base/public-key.h"
|
|
#include <openssl/evp.h>
|
#include <openssl/bio.h>
|
#include <openssl/pem.h>
|
#include <openssl/err.h>
|
|
#include <mntent.h>
|
#include <dirent.h>
|
#include <stdio.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(AdapterInfo * adapterInfos,
|
size_t * adapter_info_size) {
|
|
FUNCTION_RETURN f_return = OK;
|
struct ifaddrs *ifaddr, *ifa;
|
int family, i, s, n, if_name_position;
|
unsigned int if_num, if_max;
|
char host[NI_MAXHOST];
|
char *ifnames;
|
|
if (getifaddrs(&ifaddr) == -1) {
|
perror("getifaddrs");
|
return ERROR;
|
}
|
/* 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 = OK;
|
} else if (*adapter_info_size < if_num) {
|
f_return = BUFFER_TOO_SMALL;
|
}
|
freeifaddrs(ifaddr);
|
return f_return;
|
}
|
/**
|
*Usually uuid are hex number separated by "-". this method read up to 8 hex
|
*numbers skipping - characters.
|
*@param uuid uuid as read in /dev/disk/by-uuid
|
*@param buffer_out: unsigned char buffer[8] output buffer for result
|
*/
|
static void parseUUID(const char *uuid, unsigned char* buffer_out,
|
unsigned int out_size) {
|
size_t len;
|
unsigned int i, j;
|
char * hexuuid;
|
//remove characters not in hex set
|
len = strlen(uuid);
|
hexuuid = (char *) malloc(sizeof(char) * out_size * 2 + 1);
|
for (i = 0, j = 0; j < out_size * 2; i++) {
|
if (i < len) {
|
if (isxdigit(uuid[i])) {
|
hexuuid[j] = uuid[i];
|
j++;
|
} else {
|
//skip
|
continue;
|
}
|
} else {
|
hexuuid[j] = '0';
|
j++;
|
}
|
}
|
hexuuid[j] = '\0';
|
for (i = 0; i < out_size; i++) {
|
sscanf(&hexuuid[i * 2], "%2hhx", &buffer_out[i]);
|
}
|
free(hexuuid);
|
}
|
#define MAX_UNITS 20
|
FUNCTION_RETURN getDiskInfos(DiskInfo * diskInfos, size_t * disk_info_size) {
|
struct stat mount_stat, sym_stat;
|
/*static char discard[1024];
|
char device[64], name[64], type[64];
|
*/
|
char path[MAX_PATH], cur_dir[MAX_PATH];
|
struct mntent *ent;
|
|
int maxDrives, currentDrive, i, drive_found;
|
__ino64_t *statDrives;
|
DiskInfo *tmpDrives;
|
FILE *aFile;
|
DIR *disk_by_uuid_dir, *disk_by_label;
|
struct dirent *dir;
|
FUNCTION_RETURN result;
|
|
if (diskInfos != NULL) {
|
maxDrives = *disk_info_size;
|
tmpDrives = diskInfos;
|
} else {
|
maxDrives = MAX_UNITS;
|
tmpDrives = (DiskInfo *) malloc(sizeof(DiskInfo) * maxDrives);
|
}
|
statDrives = (__ino64_t *) malloc(maxDrives * sizeof(__ino64_t ));
|
memset(tmpDrives, 0, sizeof(DiskInfo) * maxDrives);
|
|
aFile = setmntent("/proc/mounts", "r");
|
if (aFile == NULL) {
|
/*proc not mounted*/
|
return ERROR;
|
}
|
|
disk_by_uuid_dir = opendir("/dev/disk/by-uuid");
|
if (disk_by_uuid_dir == NULL) {
|
#ifdef _DEBUG
|
printf("Open /dev/disk/by-uuid fail");
|
#endif
|
return ERROR;
|
}
|
|
currentDrive = 0;
|
while (NULL != (ent = getmntent(aFile))) {
|
if ((strncmp(ent->mnt_type, "ext", 3) == 0
|
|| strncmp(ent->mnt_type, "vfat", 4) == 0
|
|| strncmp(ent->mnt_type, "ntfs", 4) == 0)
|
&& ent->mnt_fsname != NULL
|
&& strncmp(ent->mnt_fsname, "/dev/", 5) == 0) {
|
if (stat(ent->mnt_fsname, &mount_stat) == 0) {
|
drive_found = -1;
|
for (i = 0; i < currentDrive; i++) {
|
if (statDrives[i] == mount_stat.st_ino) {
|
drive_found = i;
|
}
|
}
|
if (drive_found == -1) {
|
#ifdef _DEBUG
|
printf("mntent: %s %s %d\n", ent->mnt_fsname, ent->mnt_dir,
|
mount_stat.st_ino);
|
#endif
|
strcpy(tmpDrives[currentDrive].device, ent->mnt_fsname);
|
statDrives[currentDrive] = mount_stat.st_ino;
|
drive_found = currentDrive;
|
currentDrive++;
|
}
|
if (strcmp(ent->mnt_dir, "/") == 0) {
|
strcpy(tmpDrives[drive_found].label, "root");
|
#ifdef _DEBUG
|
printf("drive %d set to preferred\n", ent->mnt_fsname);
|
#endif
|
tmpDrives[drive_found].preferred = true;
|
}
|
}
|
}
|
}
|
endmntent(aFile);
|
if (diskInfos == NULL) {
|
*disk_info_size = currentDrive;
|
free(tmpDrives);
|
result = OK;
|
} else if (*disk_info_size >= currentDrive) {
|
result = OK;
|
*disk_info_size = currentDrive;
|
while ((dir = readdir(disk_by_uuid_dir)) != NULL) {
|
strcpy(cur_dir, "/dev/disk/by-uuid/");
|
strcat(cur_dir, dir->d_name);
|
if (stat(cur_dir, &sym_stat) == 0) {
|
for (i = 0; i < currentDrive; i++) {
|
if (sym_stat.st_ino == statDrives[i]) {
|
parseUUID(dir->d_name, tmpDrives[i].disk_sn,
|
sizeof(tmpDrives[i].disk_sn));
|
#ifdef _DEBUG
|
printf("uuid %d %s %s %02x%02x%02x%02x\n", i,
|
tmpDrives[i].device, path,
|
tmpDrives[i].disk_sn[0],
|
tmpDrives[i].disk_sn[1],
|
tmpDrives[i].disk_sn[2],
|
tmpDrives[i].disk_sn[3]);
|
#endif
|
}
|
}
|
}
|
}
|
closedir(disk_by_uuid_dir);
|
|
disk_by_label = opendir("/dev/disk/by-label");
|
if (disk_by_label != NULL) {
|
while ((dir = readdir(disk_by_label)) != NULL) {
|
strcpy(cur_dir, "/dev/disk/by-label/");
|
strcat(cur_dir, dir->d_name);
|
if (stat(cur_dir, &sym_stat) == 0) {
|
for (i = 0; i < currentDrive; i++) {
|
if (sym_stat.st_ino == statDrives[i]) {
|
strncpy(tmpDrives[i].label, dir->d_name, 255);
|
printf("label %d %s %s\n", i, tmpDrives[i].label,
|
tmpDrives[i].device);
|
}
|
}
|
}
|
}
|
closedir(disk_by_label);
|
}
|
} else {
|
result = BUFFER_TOO_SMALL;
|
}
|
/*
|
FILE *mounts = fopen(_PATH_MOUNTED, "r");
|
if (mounts == NULL) {
|
return ERROR;
|
}
|
|
while (fscanf(mounts, "%64s %64s %64s %1024[^\n]", device, name, type,
|
discard) != EOF) {
|
if (stat(device, &mount_stat) != 0)
|
continue;
|
if (filename_stat.st_dev == mount_stat.st_rdev) {
|
fprintf(stderr, "device: %s; name: %s; type: %s\n", device, name,
|
type);
|
}
|
}
|
*/
|
return result;
|
}
|
|
void os_initialize() {
|
static int initialized = 0;
|
if (initialized == 0) {
|
initialized = 1;
|
ERR_load_ERR_strings();
|
ERR_load_crypto_strings();
|
OpenSSL_add_all_algorithms();
|
}
|
}
|
|
VIRTUALIZATION getVirtualization() {
|
//http://www.ibiblio.org/gferg/ldp/GCC-Inline-Assembly-HOWTO.html
|
//
|
//bool rc = true;
|
/*__asm__ (
|
"push %edx\n"
|
"push %ecx\n"
|
"push %ebx\n"
|
"mov %eax, 'VMXh'\n"
|
"mov %ebx, 0\n" // any value but not the MAGIC VALUE
|
"mov %ecx, 10\n"// get VMWare version
|
"mov %edx, 'VX'\n"// port number
|
"in %eax, dx\n"// read port on return EAX returns the VERSION
|
"cmp %ebx, 'VMXh'\n"// is it a reply from VMWare?
|
"setz [rc] \n"// set return value
|
"pop %ebx \n"
|
"pop %ecx \n"
|
"pop %edx \n"
|
);*/
|
|
return NONE;
|
}
|
