int
arms_restore_state(arms_context_t *res, const char *state, size_t size)
{
const struct arms_dumped_state *newstate;
const struct dumped_rsinfo *rsinfo;
MD5_CTX md5ctx;
unsigned char digest[16];
int i;
/* check size */
if (size < arms_size_of_state()) {
return ARMS_ESIZE;
}
/* restore res from state array */
newstate = (const struct arms_dumped_state *)state;
MD5_Init(&md5ctx);
MD5_Update(&md5ctx, newstate,
sizeof(*newstate) - sizeof(newstate->digest));
MD5_Final(digest, &md5ctx);
if (memcmp(digest, newstate->digest, sizeof(digest)) != 0) {
/* digest is not valid, invalid state */
return ARMS_EINVAL;
}
if (newstate->state_version != ARMS_STATE_VERSION) {
/* version mismatch, cannot use state data. */
return ARMS_EINVAL;
}
RESTORE(rs_endpoint);
RESTORE(rs_preshared_key);
/* acmi (RS list) */
acmi_reset_server(res->acmi, ACMI_CONFIG_CONFSOL);
for (i = 0; i < 5; i++) {
rsinfo = &newstate->rsinfo[i];
if (rsinfo->url[0] != '\0') {
acmi_set_url(res->acmi, ACMI_CONFIG_CONFSOL,
rsinfo->url, URL_MAX_LEN, i);
if (rsinfo->cert[0] == '\0')
continue;
acmi_set_cert(res->acmi, ACMI_CONFIG_CONFSOL,
rsinfo->cert, strlen(rsinfo->cert) + 1, i);
}
}
acmi_set_current_server(res->acmi,
ACMI_CONFIG_CONFSOL, newstate->current_server);
acmi_set_rmax(res->acmi, ACMI_CONFIG_CONFSOL, newstate->retry_max);
acmi_set_rint(res->acmi, ACMI_CONFIG_CONFSOL, newstate->retry_int);
acmi_set_lltimeout(res->acmi, ACMI_CONFIG_CONFSOL, newstate->lltimeout);
acmi_put_lines(res->acmi, ACMI_CONFIG_CONFSOL,
newstate->line_defs, newstate->num_line);
res->last_line = newstate->last_line;
res->result = newstate->result;
#if defined(ARMS_DEBUG) && defined (DEBUG_ENABLE)
acmi_dump(res->acmi);
#endif
return 0;
}
/*
* API
*/
int
arms_load_config(arms_context_t *res, const char *encrypted_config, size_t len)
{
int i;
char *plain;
if (res == NULL)
return ARMS_EFATAL;
#ifdef USE_KEY
plain = decrypt_lsconfig((unsigned char *)encrypted_config, len);
#else
plain = strdup(encrypted_config);
#endif
if (plain == NULL) {
libarms_log(ARMS_LOG_EINITIAL_CONFIG,
"initial config decrypt error.");
return ARMS_EINVAL;
}
/* len is encrypted len. plain length is ...??? */
res->lsconf = parse_lsconfig(plain, len);
if (res->lsconf == NULL) {
libarms_log(ARMS_LOG_EINITIAL_CONFIG,
"initial config parse error.");
free(plain);
return ARMS_EINVAL;
}
free(plain);
#if defined(ARMS_DEBUG) && defined(DEBUG_ENABLE)
print_lsconfig(res->lsconf);
#endif
acmi_clear(res->acmi, ACMI_CONFIG_RSSOL);
for (i = 0; i < res->lsconf->num_url; i++) {
if (res->lsconf->url[i] == NULL)
break;
acmi_set_url(res->acmi, ACMI_CONFIG_RSSOL,
res->lsconf->url[i], URL_MAX_LEN, i);
}
acmi_set_rmax(res->acmi, ACMI_CONFIG_RSSOL, res->lsconf->retry_max);
acmi_set_rint(res->acmi, ACMI_CONFIG_RSSOL, res->lsconf->retry_int);
acmi_set_lltimeout(res->acmi, ACMI_CONFIG_RSSOL, LLTIMEOUT);
acmi_set_anonpppoe(res->acmi, ACMI_CONFIG_RSSOL,
res->lsconf->anonid, res->lsconf->anonpass);
acmi_set_anonpppoe_ipv6(res->acmi, ACMI_CONFIG_RSSOL,
res->lsconf->v6anonid, res->lsconf->v6anonpass);
acmi_set_anonmobile(res->acmi, ACMI_CONFIG_RSSOL,
res->lsconf->telno, res->lsconf->cid,
res->lsconf->apn, res->lsconf->pdp_type,
res->lsconf->pppid, res->lsconf->ppppass);
#if defined(ARMS_DEBUG) && defined (DEBUG_ENABLE)
acmi_dump(res->acmi);
#endif
return 0;
}
/*
* API
*/
int
arms_init(distribution_id_t *distid, arms_context_t **ctxp)
{
static const struct timeval default_app_evt_timo = { 60, 0 };
static const char *ls_urls[] = {
"https://202.221.49.106/arms.cgi",
"https://202.221.51.6/arms.cgi",
#ifdef USE_INET6
"https://[2001:240:bb88::2]/arms.cgi",
"https://[2001:240:bb88::6]/arms.cgi",
#endif
NULL
};
arms_context_t *res;
struct _rand_seed {
distribution_id_t distid;
struct timeval tv;
} rand_seed;
int i;
if (distid == NULL) {
return ARMS_EINVAL;
}
#ifdef ARMS_DEBUG
printf("Initialize ARMS library\n");
arms_malloc_init();
#endif
*ctxp = res = arms_alloc_context();
if (res == NULL) {
return ARMS_ESYSTEM;
}
arms_ssl_init();
rand_seed.distid = *distid;
gettimeofday(&rand_seed.tv, NULL);
#ifdef HAVE_SRANDOM
srandom(rand_seed.tv.tv_sec ^ rand_seed.tv.tv_usec);
#endif
arms_ssl_register_randomness((char *)&rand_seed, sizeof(rand_seed));
/* Initialize resource data */
res->trigger = NULL;
res->lsconf = NULL;
res->cur_method = ARMS_PUSH_METHOD_UNKNOWN;
memcpy(&res->dist_id, distid, sizeof(res->dist_id));
res->line_af = AF_UNSPEC;
arms_set_keep_push_wait(res, 1);
arms_hb_init(&res->hb_ctx, 1024, res->dist_id);
/* Create MI Configuration Store */
res->acmi = acmi_create();
if (res->acmi == NULL) {
return ARMS_EFATAL;
}
/* Load Initial Configuration */
for (i = 0; ls_urls[i] != NULL; i++) {
acmi_set_url(res->acmi, ACMI_CONFIG_RSSOL,
ls_urls[i], URL_MAX_LEN, i);
}
acmi_set_rmax(res->acmi, ACMI_CONFIG_RSSOL, LS_RETRY_MAX);
acmi_set_rint(res->acmi, ACMI_CONFIG_RSSOL, LS_RETRY_INT);
acmi_set_lltimeout(res->acmi, ACMI_CONFIG_RSSOL, LLTIMEOUT);
arms_method_init();
arms_set_app_event_interval(res, &default_app_evt_timo);
#if 0
print_openssl_ciphers();
#endif
#if 0
{
struct addrinfo hints, *re;
int s, i;
memset(&hints, 0, sizeof(hints));
hints.ai_flags = AI_PASSIVE;
hints.ai_family = AF_INET;
hints.ai_socktype = SOCK_STREAM;
getaddrinfo(NULL, "8080", &hints, &re);
for (i = 0; i < 1000; i++) {
s = socket(re->ai_family, re->ai_socktype, re->ai_protocol);
printf("s=%d\n", s);
close(s);
}
}
#endif
return 0;
}