static void set_path(struct sim_data *sd, struct parcel *rilp,
const int fileid, const guchar *path,
const guint path_len)
{
guchar db_path[6] = { 0x00 };
char *hex_path = NULL;
int len = 0;
DBG("");
if (path_len > 0 && path_len < 7) {
memcpy(db_path, path, path_len);
len = path_len;
} else if (sd->app_type == RIL_APPTYPE_USIM) {
len = sim_ef_db_get_path_3g(fileid, db_path);
} else if (sd->app_type == RIL_APPTYPE_SIM) {
len = sim_ef_db_get_path_2g(fileid, db_path);
} else {
ofono_error("Unsupported app_type: 0%x", sd->app_type);
}
if (len > 0) {
hex_path = encode_hex(db_path, len, 0);
parcel_w_string(rilp, (char *) hex_path);
g_ril_append_print_buf(sd->ril,
"%spath=%s,",
print_buf,
hex_path);
g_free(hex_path);
} else if (fileid == SIM_EF_ICCID_FILEID || fileid == SIM_EFPL_FILEID) {
/*
* Special catch-all for EF_ICCID (unique card ID)
* and EF_PL files which exist in the root directory.
* As the sim_info_cb function may not have yet
* recorded the app_type for the SIM, and the path
* for both files is the same for 2g|3g, just hard-code.
*
* See 'struct ef_db' in:
* ../../src/simutil.c for more details.
*/
parcel_w_string(rilp, (char *) ROOTMF);
} else {
/*
* The only known case of this is EFPHASE_FILED (0x6FAE).
* The ef_db table ( see /src/simutil.c ) entry for
* EFPHASE contains a value of 0x0000 for it's
* 'parent3g' member. This causes a NULL path to
* be returned.
*/
DBG("db_get_path*() returned empty path.");
parcel_w_string(rilp, NULL);
}
}
static void test_get_3g_path(void)
{
unsigned char path[6];
unsigned int len;
unsigned char path1[] = { 0x3F, 0x00, 0x7F, 0xFF };
len = sim_ef_db_get_path_3g(SIM_EFPNN_FILEID, path);
g_assert(len == 4);
g_assert(!memcmp(path, path1, len));
}
static char *get_path(int vendor, guint app_type, const int fileid,
const unsigned char *path, unsigned int path_len)
{
unsigned char db_path[6] = { 0x00 };
unsigned char *comm_path = db_path;
int len = 0;
if (path_len > 0 && path_len < 7) {
memcpy(db_path, path, path_len);
len = path_len;
goto done;
}
switch (app_type) {
case RIL_APPTYPE_USIM:
len = sim_ef_db_get_path_3g(fileid, db_path);
break;
case RIL_APPTYPE_SIM:
len = sim_ef_db_get_path_2g(fileid, db_path);
break;
default:
ofono_error("Unsupported app_type: 0%x", app_type);
return NULL;
}
done:
/*
* db_path contains the ID of the MF, but MediaTek modems return an
* error if we do not remove it. Other devices work the other way
* around: they need the MF in the path. In fact MTK behaviour seem to
* be the right one: to have the MF in the file is forbidden following
* ETSI TS 102 221, section 8.4.2 (we are accessing the card in mode
* "select by path from MF", see 3gpp 27.007, +CRSM).
*/
if (vendor == OFONO_RIL_VENDOR_MTK && len >= (int) ROOTMF_SZ &&
memcmp(db_path, ROOTMF, ROOTMF_SZ) == 0) {
comm_path = db_path + ROOTMF_SZ;
len -= ROOTMF_SZ;
}
if (len == 0)
return NULL;
return encode_hex(comm_path, len, 0);
}
static gboolean set_path(GRil *ril, guint app_type,
struct parcel *rilp,
const int fileid, const guchar *path,
const guint path_len)
{
unsigned char db_path[6] = { 0x00 };
unsigned char *comm_path = db_path;
char *hex_path = NULL;
int len = 0;
if (path_len > 0 && path_len < 7) {
memcpy(db_path, path, path_len);
len = path_len;
} else if (app_type == RIL_APPTYPE_USIM) {
len = sim_ef_db_get_path_3g(fileid, db_path);
} else if (app_type == RIL_APPTYPE_SIM) {
len = sim_ef_db_get_path_2g(fileid, db_path);
} else {
ofono_error("Unsupported app_type: 0%x", app_type);
return FALSE;
}
/*
* db_path contains the ID of the MF, but MediaTek modems return an
* error if we do not remove it. Other devices work the other way
* around: they need the MF in the path. In fact MTK behaviour seem to
* be the right one: to have the MF in the file is forbidden following
* ETSI TS 102 221, section 8.4.2 (we are accessing the card in mode
* "select by path from MF", see 3gpp 27.007, +CRSM).
*/
if (g_ril_vendor(ril) == OFONO_RIL_VENDOR_MTK && len >= (int) ROOTMF_SZ
&& memcmp(db_path, ROOTMF, ROOTMF_SZ) == 0) {
comm_path = db_path + ROOTMF_SZ;
len -= ROOTMF_SZ;
}
if (len > 0) {
hex_path = encode_hex(comm_path, len, 0);
parcel_w_string(rilp, hex_path);
g_ril_append_print_buf(ril,
"%spath=%s,",
print_buf,
hex_path);
g_free(hex_path);
} else {
/*
* The only known case of this is EFPHASE_FILED (0x6FAE).
* The ef_db table ( see /src/simutil.c ) entry for
* EFPHASE contains a value of 0x0000 for it's
* 'parent3g' member. This causes a NULL path to
* be returned.
* (EF_PHASE does not exist for USIM)
*/
parcel_w_string(rilp, NULL);
g_ril_append_print_buf(ril,
"%spath=(null),",
print_buf);
}
return TRUE;
}
