source: titan/titan/dvrdev.h @ 45014

#ifndef DVRDEV_H
#define DVRDEV_H

struct dvbdev* dvropen(struct dvbdev* fenode)
{
        int fd = -1;
        struct dvbdev* node = dvbdev;

        if(fenode == NULL) return NULL;
                
        while(node != NULL)
        {
                if(node->type == DVRDEV && node->adapter == fenode->adapter && node->devnr == fenode->devnr)
                        break;
                node = node->next;
        }

        if(node != NULL)
        {
                debug(200, "open dvr %s", node->dev);
                if((fd = open(node->dev, O_WRONLY)) < 0)
                {
                        debug(200, "open dvr failed %s", node->dev);
                        node = NULL;
                }
                else
                {
                        fcntl(fd, F_SETFL, fcntl(fd, F_GETFL) | O_NONBLOCK);
                        node->fd = fd;
                        closeonexec(fd);
                }
        }

        return node;
}

int dvropendirect(char *dvrdev)
{
        int fd = -1;
        
        debug(200, "open direct dvr %s", dvrdev);
        if((fd = open(dvrdev, O_WRONLY)) < 0)
        {
                debug(200, "open dvr failed %s", dvrdev);
        }

        closeonexec(fd);
        return fd;
}

void dvrclose(struct dvbdev* node, int fd)
{
        if(node != NULL)
        {
                close(node->fd);
                node->fd = -1;
        }
        else
                close(fd);
}

int dvrgetdev()
{
        int i, y, fd = -1, count = 0;
        char *buf = NULL, *dvrdev = NULL;

        dvrdev = getconfig("dvrdev", NULL);
        if(dvrdev == NULL)
        {
                err("NULL detect");
                return count;
        }

        buf = malloc(MINMALLOC);
        if(buf == NULL)
        {
                err("no memory");
                return count;
        }
        
        //workaround HD51 kann nur max 4 dvr ... warum??
        int help = MAXDVRDEV;
        if(checkrealbox("HD51") == 1 || checkrealbox("HD60") == 1 || checkrealbox("HD61") == 1)
                help = 4;
        //
        for(i = 0; i < MAXDVBADAPTER; i++)
        {
                //for(y = 0; y < MAXDVRDEV; y++)
                for(y = 0; y < help; y++)
                {
                        sprintf(buf, dvrdev, i, y);
                        fd = dvropendirect(buf);
                        if(fd >= 0)
                        {
                                dvrclose(NULL, fd);
                                count++;
                                adddvbdev(buf, i, y, -1, DVRDEV, NULL, NULL, NULL, 0);
                        }
                }
        }

        free(buf);
        return count;
}

#endif