/* en50221 encoder An implementation for libdvb an implementation for the en50221 transport layer Copyright (C) 2004, 2005 Manu Abraham (manu@kromtek.com) Copyright (C) 2005 Julian Scheel (julian at jusst dot de) Copyright (C) 2006 Andrew de Quincey (adq_dvb@lidskialf.net) This library is free software; you can redistribute it and/or modify it under the terms of the GNU Lesser General Public License as published by the Free Software Foundation; either version 2.1 of the License, or (at your option) any later version. This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details. You should have received a copy of the GNU Lesser General Public License along with this library; if not, write to the Free Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */ #include <stdio.h> #include <unistd.h> #include <libdvben50221/en50221_transport.h> #include <libdvbapi/dvbca.h> #include <pthread.h> void *stackthread_func(void* arg); void test_callback(void *arg, int reason, uint8_t *data, uint32_t data_length, uint8_t slot_id, uint8_t connection_id); int shutdown_stackthread = 0; #define DEFAULT_SLOT 0 int main(int argc, char * argv[]) { (void)argc; (void)argv; int i; pthread_t stackthread; // create transport layer struct en50221_transport_layer *tl = en50221_tl_create(5, 32); if (tl == NULL) { fprintf(stderr, "Failed to create transport layer\n"); exit(1); } // find CAMs int slot_count = 0; int cafd= -1; for(i=0; i<20; i++) { if ((cafd = dvbca_open(i, 0)) > 0) { if (dvbca_get_cam_state(cafd, DEFAULT_SLOT) == DVBCA_CAMSTATE_MISSING) { close(cafd); continue; } // reset it and wait dvbca_reset(cafd, DEFAULT_SLOT); printf("Found a CAM on adapter%i... waiting...\n", i); while(dvbca_get_cam_state(cafd, DEFAULT_SLOT) != DVBCA_CAMSTATE_READY) { usleep(1000); } // register it with the CA stack int slot_id = 0; if ((slot_id = en50221_tl_register_slot(tl, cafd, DEFAULT_SLOT, 1000, 100)) < 0) { fprintf(stderr, "Slot registration failed\n"); exit(1); } printf("slotid: %i\n", slot_id); slot_count++; } } // start another thread to running the stack pthread_create(&stackthread, NULL, stackthread_func, tl); // register callback en50221_tl_register_callback(tl, test_callback, tl); // create a new connection for(i=0; i<slot_count; i++) { int tc = en50221_tl_new_tc(tl, i); printf("tcid: %i\n", tc); } // wait printf("Press a key to exit\n"); getchar(); // destroy slots for(i=0; i<slot_count; i++) { en50221_tl_destroy_slot(tl, i); } shutdown_stackthread = 1; pthread_join(stackthread, NULL); // destroy transport layer en50221_tl_destroy(tl); return 0; } void test_callback(void *arg, int reason, uint8_t *data, uint32_t data_length, uint8_t slot_id, uint8_t connection_id) { (void) arg; printf("-----------------------------------\n"); printf("CALLBACK SLOTID:%i %i %i\n", slot_id, connection_id, reason); uint32_t i; for(i=0; i< data_length; i++) { printf("%02x %02x\n", i, data[i]); } } void *stackthread_func(void* arg) { struct en50221_transport_layer *tl = arg; int lasterror = 0; while(!shutdown_stackthread) { int error; if ((error = en50221_tl_poll(tl)) != 0) { if (error != lasterror) { fprintf(stderr, "Error reported by stack slot:%i error:%i\n", en50221_tl_get_error_slot(tl), en50221_tl_get_error(tl)); } lasterror = error; } } shutdown_stackthread = 0; return 0; }