+ // Transform dst message to correct application_info message
+ length = state->messages[5];
+ str_length = length - 6;
+ if (str_length < 0) {
+ str_length = 0;
+ dprintk(verbose, DST_CA_ERROR, 1, "Invalid string length returned in ca_get_app_info(). Recovering.");
+ }
+
+ // First, the command and length fields
+ put_command_and_length(&state->messages[0], CA_APP_INFO, length);
+
+ // Copy application_type, application_manufacturer and manufacturer_code
+ memcpy(&state->messages[4], &state->messages[7], 5);
+
+ // Set string length and copy string
+ state->messages[9] = str_length;
+ memcpy(&state->messages[10], &state->messages[12], str_length);
+
+ return 0;
+}
+
+static int ca_get_ca_info(struct dst_state *state)
+{
+ int srcPtr, dstPtr, i, num_ids;
+ static u8 slot_command[8] = {0x07, 0x40, 0x00, 0x00, 0x02, 0x00, 0x00, 0xff};
+ const int in_system_id_pos = 8, out_system_id_pos = 4, in_num_ids_pos = 7;
+
+ put_checksum(&slot_command[0], slot_command[0]);
+ if ((dst_put_ci(state, slot_command, sizeof (slot_command), state->messages, GET_REPLY)) < 0) {
+ dprintk(verbose, DST_CA_ERROR, 1, " -->dst_put_ci FAILED !");
+ return -1;
+ }
+ dprintk(verbose, DST_CA_INFO, 1, " -->dst_put_ci SUCCESS !");
+
+ // Print raw data
+ dprintk(verbose, DST_CA_INFO, 0, " DST data = [");
+ for (i = 0; i < state->messages[0] + 1; i++) {
+ dprintk(verbose, DST_CA_INFO, 0, " 0x%02x", state->messages[i]);
+ }
+ dprintk(verbose, DST_CA_INFO, 0, "]\n");
+
+ // Set the command and length of the output
+ num_ids = state->messages[in_num_ids_pos];
+ if (num_ids >= 100) {
+ num_ids = 100;
+ dprintk(verbose, DST_CA_ERROR, 1, "Invalid number of ids (>100). Recovering.");
+ }
+ put_command_and_length(&state->messages[0], CA_INFO, num_ids * 2);
+
+ dprintk(verbose, DST_CA_INFO, 0, " CA_INFO = [");
+ srcPtr = in_system_id_pos;
+ dstPtr = out_system_id_pos;
+ for(i = 0; i < num_ids; i++) {
+ dprintk(verbose, DST_CA_INFO, 0, " 0x%02x%02x", state->messages[srcPtr + 0], state->messages[srcPtr + 1]);
+ // Append to output
+ state->messages[dstPtr + 0] = state->messages[srcPtr + 0];
+ state->messages[dstPtr + 1] = state->messages[srcPtr + 1];
+ srcPtr += 2;
+ dstPtr += 2;
+ }
+ dprintk(verbose, DST_CA_INFO, 0, "]\n");
+