/* system dependent call to get IEEE node ID.
This sample implementation generates a random node ID. */
void get_ieee_node_identifier(uuid_node_t *node)
{
static inited = 0;
static uuid_node_t saved_node;
char seed[16];
FILE *fp;
if (!inited) {
fp = fopen("nodeid", "rb");
if (fp) {
fread(&saved_node, sizeof(saved_node), 1, fp);
fclose(fp);
} else {
get_random_info(seed);
seed[0] |= 0x01;
memcpy(&saved_node, seed, sizeof(saved_node));
fp = fopen("nodeid", "wb");
if (fp) {
fwrite(&saved_node, sizeof(saved_node), 1, fp);
fclose(fp);
}
}
inited = 1;
}
*node = saved_node;
}
/* system dependent call to get IEEE node ID.
This sample implementation generates a random node ID
*/
void get_ieee_node_identifier(uuid_node_t *node) {
char seed[16];
FILE * fd;
static inited = 0;
static uuid_node_t saved_node;
if (!inited) {
fd = fopen("nodeid", "rb");
if (fd) {
fread(&saved_node, sizeof(uuid_node_t), 1, fd);
fclose(fd);
}
else {
get_random_info(seed);
seed[0] |= 0x80;
memcpy(&saved_node, seed, sizeof(uuid_node_t));
fd = fopen("nodeid", "wb");
if (fd) {
fwrite(&saved_node, sizeof(uuid_node_t), 1, fd);
fclose(fd);
};
};
inited = 1;
};
*node = saved_node;
};
/* This sample implementation generates a random node ID *
* in lieu of a system dependent call to get IEEE node ID. */
static void get_pseudo_node_identifier(uuid_node_t *node)
{
unsigned char seed[16];
get_random_info(seed);
seed[0] |= 0x80;
memcpy(node, seed, sizeof(uuid_node_t));
}
boost::uint64_t true_random() {
boost::uint64_t result;
adobe::md5_t::digest_t seed(get_random_info());
std::memcpy(&result, &seed[0], sizeof(result));
return result;
}
/*!
* \brief System dependent call to get IEEE node ID.
*
* This sample implementation generates a random node ID.
*/
void get_ieee_node_identifier(uuid_node_t *node)
{
unsigned char seed[16];
static int inited = 0;
static uuid_node_t saved_node;
if (!inited) {
get_random_info(seed);
seed[0] |= 0x80;
memcpy(&saved_node, seed, sizeof(uuid_node_t));
inited = 1;
};
*node = saved_node;
};
