1 | #ifndef DVRDEV_H |
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2 | #define DVRDEV_H |
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3 | |
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4 | struct dvbdev* dvropen(struct dvbdev* fenode) |
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5 | { |
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6 | int fd = -1; |
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7 | struct dvbdev* node = dvbdev; |
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8 | |
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9 | if(fenode == NULL) return NULL; |
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10 | |
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11 | while(node != NULL) |
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12 | { |
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13 | if(node->type == DVRDEV && node->adapter == fenode->adapter && node->devnr == fenode->devnr) |
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14 | break; |
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15 | node = node->next; |
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16 | } |
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17 | |
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18 | if(node != NULL) |
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19 | { |
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20 | if((fd = open(node->dev, O_WRONLY)) < 0) |
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21 | { |
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22 | debug(200, "open dvr failed %s", node->dev); |
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23 | node = NULL; |
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24 | } |
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25 | else |
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26 | { |
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27 | fcntl(fd, F_SETFL, fcntl(fd, F_GETFL) | O_NONBLOCK); |
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28 | node->fd = fd; |
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29 | closeonexec(fd); |
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30 | } |
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31 | } |
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32 | |
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33 | return node; |
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34 | } |
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35 | |
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36 | int dvropendirect(char *dvrdev) |
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37 | { |
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38 | int fd = -1; |
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39 | |
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40 | if((fd = open(dvrdev, O_WRONLY)) < 0) |
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41 | { |
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42 | debug(200, "open dvr failed %s", dvrdev); |
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43 | } |
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44 | |
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45 | closeonexec(fd); |
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46 | return fd; |
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47 | } |
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48 | |
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49 | void dvrclose(struct dvbdev* node, int fd) |
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50 | { |
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51 | if(node != NULL) |
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52 | { |
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53 | close(node->fd); |
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54 | node->fd = -1; |
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55 | } |
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56 | else |
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57 | close(fd); |
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58 | } |
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59 | |
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60 | int dvrgetdev() |
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61 | { |
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62 | int i, y, fd = -1, count = 0; |
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63 | char *buf = NULL, *dvrdev = NULL; |
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64 | |
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65 | dvrdev = getconfig("dvrdev", NULL); |
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66 | if(dvrdev == NULL) |
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67 | { |
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68 | err("NULL detect"); |
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69 | return count; |
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70 | } |
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71 | |
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72 | buf = malloc(MINMALLOC); |
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73 | if(buf == NULL) |
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74 | { |
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75 | err("no memory"); |
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76 | return count; |
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77 | } |
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78 | |
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79 | for(i = 0; i < MAXDVBADAPTER; i++) |
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80 | { |
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81 | for(y = 0; y < MAXDVRDEV; y++) |
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82 | { |
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83 | sprintf(buf, dvrdev, i, y); |
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84 | fd = dvropendirect(buf); |
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85 | if(fd >= 0) |
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86 | { |
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87 | dvrclose(NULL, fd); |
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88 | count++; |
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89 | adddvbdev(buf, i, y, -1, DVRDEV, NULL, NULL, NULL, 0); |
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90 | } |
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91 | } |
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92 | } |
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93 | |
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94 | free(buf); |
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95 | return count; |
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96 | } |
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97 | |
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98 | #endif |
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