1 | /*
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2 | *
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3 | * This program is free software; you can redistribute it and/or modify
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4 | * it under the terms of the GNU General Public License as published by
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5 | * the Free Software Foundation; either version 2 of the License, or
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6 | * (at your option) any later version.
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7 | *
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8 | * This program is distributed in the hope that it will be useful,
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9 | * but WITHOUT ANY WARRANTY; without even the implied warranty of
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10 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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11 | * GNU General Public License for more details.
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12 | *
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13 | * You should have received a copy of the GNU General Public License
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14 | * along with this program; if not, write to the Free Software
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15 | * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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16 | *
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17 | */
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18 |
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19 | #ifdef HAVE_DVBAPI
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20 |
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21 | #include <sys/un.h>
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22 |
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23 | #include "globals.h"
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24 |
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25 | #define BUFSIZE 512
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26 | #define MAX_DEMUX 5
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27 | #define MAX_CAID 50
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28 | #define ECM_PIDS 20
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29 |
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30 | static int listenfd = -1;
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31 |
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32 | typedef struct ECMPIDS
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33 | {
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34 | unsigned short CA_PID;
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35 | unsigned short CA_System_ID;
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36 | unsigned short EMM_PID;
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37 | } ECMPIDSTYPE;
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38 |
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39 | typedef struct demux_s
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40 | {
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41 | unsigned short demux_index;
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42 | unsigned short demux_ecm_fd;
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43 | unsigned short demux_emm_fd;
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44 | unsigned short cadev_index;
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45 | unsigned short ca_fd;
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46 | unsigned short active;
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47 | unsigned short ECMpidcount;
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48 | ECMPIDSTYPE ECMpids[ECM_PIDS];
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49 | unsigned short program_number;
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50 | unsigned short ca_system_id;
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51 | unsigned short ca_pid;
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52 | unsigned int provider_id;
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53 | unsigned short emm_pid;
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54 | unsigned short STREAMpidcount;
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55 | unsigned short STREAMpids[ECM_PIDS];
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56 | unsigned char buffer_cache_dmx[12];
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57 | unsigned char lastcw0[8];
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58 | unsigned char lastcw1[8];
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59 | pthread_t descramble_thread;
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60 | unsigned int thread_active;
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61 | } DEMUXTYPE;
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62 | #define DMX_FILTER_SIZE 16
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63 |
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64 | //dvbapi 1
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65 | typedef struct dmxFilter
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66 | {
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67 | uint8_t filter[DMX_FILTER_SIZE];
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68 | uint8_t mask[DMX_FILTER_SIZE];
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69 | } dmxFilter_t;
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70 |
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71 | struct dmxSctFilterParams
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72 | {
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73 | uint16_t pid;
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74 | dmxFilter_t filter;
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75 | uint32_t timeout;
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76 | uint32_t flags;
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77 | #define DMX_CHECK_CRC 1
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78 | #define DMX_ONESHOT 2
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79 | #define DMX_IMMEDIATE_START 4
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80 | #define DMX_BUCKET 0x1000 /* added in 2005.05.18 */
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81 | #define DMX_KERNEL_CLIENT 0x8000
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82 | };
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83 |
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84 | #define DMX_START1 _IOW('o',41,int)
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85 | #define DMX_STOP1 _IOW('o',42,int)
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86 | #define DMX_SET_FILTER1 _IOW('o',43,struct dmxSctFilterParams *)
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87 |
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88 |
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89 | //dbox2+ufs
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90 | typedef struct dmx_filter
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91 | {
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92 | uint8_t filter[DMX_FILTER_SIZE];
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93 | uint8_t mask[DMX_FILTER_SIZE];
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94 | uint8_t mode[DMX_FILTER_SIZE];
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95 | } dmx_filter_t;
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96 |
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97 |
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98 | struct dmx_sct_filter_params
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99 | {
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100 | uint16_t pid;
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101 | dmx_filter_t filter;
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102 | uint32_t timeout;
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103 | uint32_t flags;
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104 | #define DMX_CHECK_CRC 1
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105 | #define DMX_ONESHOT 2
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106 | #define DMX_IMMEDIATE_START 4
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107 | #define DMX_KERNEL_CLIENT 0x8000
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108 | };
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109 |
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110 | typedef struct ca_descr {
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111 | unsigned int index;
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112 | unsigned int parity; /* 0 == even, 1 == odd */
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113 | unsigned char cw[8];
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114 | } ca_descr_t;
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115 |
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116 | typedef struct ca_pid {
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117 | unsigned int pid;
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118 | int index; /* -1 == disable*/
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119 | } ca_pid_t;
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120 |
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121 | #define DMX_START _IO('o', 41)
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122 | #define DMX_STOP _IO('o', 42)
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123 | #define DMX_SET_FILTER _IOW('o', 43, struct dmx_sct_filter_params)
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124 |
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125 | #define CA_SET_DESCR _IOW('o', 134, ca_descr_t)
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126 | #define CA_SET_PID _IOW('o', 135, ca_pid_t)
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127 |
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128 | DEMUXTYPE demux[MAX_DEMUX];
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129 |
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130 | unsigned short global_caid_list[MAX_CAID];
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131 | CAIDTAB prioritytab,ignoretab;
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132 |
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133 | #define BOX_COUNT 2
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134 | struct box_devices
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135 | {
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136 | char ca_device_path[32];
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137 | char demux_device_path[32];
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138 | char cam_socket_path[32];
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139 | };
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140 |
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141 | struct box_devices devices[BOX_COUNT] = {
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142 | /* dreambox (dvb-api-3)*/ { "/dev/dvb/adapter0/ca%d", "/dev/dvb/adapter0/demux%d", "/var/tmp/camd.socket" },
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143 | /* dreambox (dvb-api-1)*/ { "/dev/dvb/card0/ca%d", "/dev/dvb/card0/demux%d", "/var/tmp/camd.socket" }
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144 | };
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145 |
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146 | int selected_box=-1;
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147 | int selected_api=-1;
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148 |
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149 | int dvbapi_set_filter(int dmx_fd, int api, unsigned short pid, unsigned char filt, unsigned char mask, int timeout)
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150 | {
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151 | int command,ret=-1;
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152 |
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153 | cs_debug("dvbapi: set filter pid:%04x, value:%04x",pid, filt);
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154 |
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155 | switch(api)
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156 | {
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157 | case 0:
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158 | //dvbapi 3
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159 | command=0;
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160 | struct dmx_sct_filter_params sFP2;
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161 |
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162 | memset(&sFP2,0,sizeof(sFP2));
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163 |
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164 | sFP2.pid = pid;
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165 | sFP2.timeout = timeout;
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166 | sFP2.flags = DMX_IMMEDIATE_START;
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167 | sFP2.filter.filter[0] = filt;
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168 | sFP2.filter.mask[0] = mask;
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169 | ret=ioctl(dmx_fd, DMX_SET_FILTER, &sFP2);
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170 |
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171 | break;
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172 | case 1:
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173 | //dvbapi 1
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174 | command=0;
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175 | struct dmxSctFilterParams sFP1;
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176 |
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177 | memset(&sFP1,0,sizeof(sFP1));
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178 |
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179 | sFP1.pid = pid;
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180 | sFP1.timeout = timeout;
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181 | sFP1.flags = DMX_IMMEDIATE_START;
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182 | sFP1.filter.filter[0] = filt;
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183 | sFP1.filter.mask[0] = mask;
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184 | ret=ioctl(dmx_fd, DMX_SET_FILTER1, &sFP1);
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185 |
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186 | break;
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187 | default:
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188 | break;
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189 | }
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190 |
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191 | if (ret < 0)
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192 | cs_debug("dvbapi: could not start demux filter (Errno: %d)", errno);
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193 |
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194 | return ret;
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195 | }
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196 |
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197 |
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198 | int dvbapi_check_array(unsigned short *array, int len, unsigned short match)
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199 | {
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200 | int i;
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201 | for (i=0; i<len; i++) {
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202 | if (array[i]==match) {
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203 | return i;
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204 | }
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205 | }
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206 | return -1;
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207 | }
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208 |
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209 | int dvbapi_detect_api()
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210 | {
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211 | int num_apis=2;
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212 | int i,devnum=-1;
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213 | int apinum=-1;
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214 | int dmx_fd=0;
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215 |
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216 | char device_path[128];
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217 |
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218 | for (i=0;i<BOX_COUNT;i++)
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219 | {
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220 | sprintf(device_path, devices[i].demux_device_path, 0);
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221 | if ((dmx_fd = open(device_path, O_RDWR)) > 0) {
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222 | devnum=i;
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223 | break;
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224 | }
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225 | }
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226 |
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227 | if (dmx_fd < 0) return 0;
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228 |
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229 | int command,ret=0;
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230 |
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231 | for (i=0;i<num_apis;i++)
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232 | {
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233 | ret=dvbapi_set_filter(dmx_fd, i, 0x0001, 0x01, 0xFF, 1);
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234 |
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235 | if (ret >= 0)
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236 | {
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237 | apinum=i;
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238 | break;
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239 | }
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240 | }
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241 | close(dmx_fd);
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242 |
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243 | selected_box=devnum;
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244 | selected_api=apinum;
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245 | cs_debug("dvbapi: Detected %s Api: %d", device_path, apinum);
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246 |
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247 | return 1;
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248 | }
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249 |
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250 | int dvbapi_read_device(int dmx_fd, unsigned char *buf, int length, int debug)
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251 | {
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252 | int len, rc;
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253 | struct pollfd pfd[1];
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254 |
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255 | pfd[0].fd = dmx_fd;
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256 | pfd[0].events = (POLLIN | POLLPRI);
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257 |
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258 | rc = poll(pfd, 1, 5000);
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259 | if (rc<1)
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260 | return -1;
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261 |
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262 | len = read(dmx_fd, buf, length);
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263 |
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264 | if (len==-1)
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265 | cs_log("dvbapi: read error %d", errno);
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266 |
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267 | if (debug==1)
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268 | cs_debug("dvbapi: Read %d bytes from demux", len);
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269 |
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270 | return len;
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271 | }
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272 |
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273 | int dvbapi_open_device(int index_demux, int type)
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274 | {
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275 | int dmx_fd,i;
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276 | int ca_offset=0;
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277 | char device_path[128];
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278 |
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279 | if (type==0)
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280 | sprintf(device_path, devices[selected_box].demux_device_path, demux[index_demux].demux_index);
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281 | else
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282 | {
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283 | if (strcmp(cfg->dvbapi_boxtype, "ufs910")==0 || strcmp(cfg->dvbapi_boxtype, "dbox2")==0)
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284 | ca_offset=1;
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285 |
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286 | sprintf(device_path, devices[selected_box].ca_device_path, demux[index_demux].cadev_index+ca_offset);
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287 | }
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288 |
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289 | if ((dmx_fd = open(device_path, O_RDWR)) < 0) {
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290 | if (type==1 && errno==16) // ca device already open
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291 | for (i=0;i<MAX_DEMUX;i++)
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292 | if (demux[i].cadev_index==demux[index_demux].cadev_index && demux[i].ca_fd>0)
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293 | dmx_fd=demux[i].ca_fd;
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294 |
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295 | if (dmx_fd<=0)
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296 | cs_debug("dvbapi: error opening device %s (Errno: %d)", device_path, errno);
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297 | }
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298 |
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299 | cs_debug("dvbapi: DEVICE open (%s)", device_path);
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300 | return dmx_fd;
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301 | }
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302 |
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303 | int dvbapi_stop_filter(int demux_index, int type)
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304 | {
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305 | int dmx_fd;
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306 |
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307 | if (type==0) {
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308 | dmx_fd=demux[demux_index].demux_ecm_fd;
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309 | } else {
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310 | dmx_fd=demux[demux_index].demux_emm_fd;
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311 | }
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312 |
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313 | ioctl(dmx_fd,DMX_STOP);
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314 | return 1;
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315 | }
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316 |
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317 | unsigned long dvbapi_get_provid(int demux_index, unsigned short pid)
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318 | {
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319 | unsigned char buf[BUFSIZE];
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320 | int dmx_fd, len;
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321 |
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322 | dmx_fd=demux[demux_index].demux_emm_fd;
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323 |
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324 | dvbapi_set_filter(dmx_fd, selected_api, pid, 0x80, 0xF0, 4000);
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325 |
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326 | len=dvbapi_read_device(dmx_fd, buf, BUFSIZE, 1);
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327 |
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328 | if (len > 0) {
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329 | unsigned long provid = (buf[10] << 8) | buf[11];
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330 | return provid;
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331 | }
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332 |
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333 | return 0;
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334 | }
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335 |
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336 | unsigned short dvbapi_get_single_ecm(int demux_index, unsigned short caid, unsigned short pid, unsigned long provid)
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337 | {
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338 | unsigned char buf[BUFSIZE];
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339 | int dmx_fd, len;
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340 |
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341 | dmx_fd=demux[demux_index].demux_ecm_fd;
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342 |
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343 | dvbapi_set_filter(dmx_fd, selected_api, pid, 0x80, 0xF0, 2000);
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344 |
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345 | len=dvbapi_read_device(dmx_fd, buf, BUFSIZE, 1);
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346 |
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347 | if (len > 0) {
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348 | ECM_REQUEST *er;
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349 |
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350 | if (!(er=get_ecmtask()))
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351 | return 0;
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352 |
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353 | er->srvid = demux[demux_index].program_number;
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354 | er->caid = caid;
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355 | er->pid = pid;
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356 | er->prid = provid;
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357 |
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358 | er->l=len;
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359 | memcpy(er->ecm, buf, er->l);
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360 |
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361 | get_cw(er);
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362 |
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363 | memcpy(demux[demux_index].buffer_cache_dmx, buf, 12);
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364 | }
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365 | return 0;
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366 | }
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367 |
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368 | void dvbapi_parse_cat(int demux_index)
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369 | {
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370 | unsigned char buf[BUFSIZE];
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371 | unsigned short i, j;
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372 | int dmx_fd, len;
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373 |
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374 | dmx_fd=demux[demux_index].demux_emm_fd;
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375 |
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376 | dvbapi_set_filter(dmx_fd, selected_api, 0x0001, 0x01, 0xFF, 2000);
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377 |
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378 | len=dvbapi_read_device(dmx_fd, buf, BUFSIZE, 1);
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379 |
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380 | if (len<=0)
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381 | return;
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382 |
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383 | cs_ddump(buf, len, "cat:");
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384 |
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385 | for (i = 8; i < (((buf[1] & 0x0F) << 8) | buf[2]) - 1; i += buf[i + 1] + 2)
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386 | {
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387 | if (buf[i] != 0x09) continue;
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388 | unsigned short cat_sys_id=(((buf[i + 2] & 0x1F) << 8) | buf[i + 3]);
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389 | unsigned short emm_pid=(((buf[i + 4] & 0x1F) << 8) | buf[i + 5]);
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390 | cs_debug("cat: ca_system_id: %04x\temm_pid %04x", cat_sys_id, emm_pid);
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391 | for (j=0;j<demux[demux_index].ECMpidcount;j++) {
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392 | if (demux[demux_index].ECMpids[j].CA_System_ID==(((buf[i + 2] & 0x1F) << 8) | buf[i + 3])) {
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393 | demux[demux_index].ECMpids[j].EMM_PID=emm_pid;
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394 | break;
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395 | }
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396 | }
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397 | }
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398 |
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399 | dvbapi_stop_filter(demux_index, 1);
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400 |
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401 | return;
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402 | }
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403 |
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404 | void dvbapi_stop_descrambling(int demux_id)
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405 | {
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406 | int i;
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407 |
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408 | cs_debug("dvbapi: Stop descrambling CAID: %04x", demux[demux_id].ca_system_id);
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409 |
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410 | demux[demux_id].ca_system_id=0;
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411 | demux[demux_id].ca_pid=0;
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412 | demux[demux_id].emm_pid=0;
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413 | demux[demux_id].provider_id=0;
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414 | demux[demux_id].demux_index=-1;
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415 | demux[demux_id].program_number=0;
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416 |
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417 | if (demux[demux_id].demux_ecm_fd>0) {
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418 | dvbapi_stop_filter(demux_id, 0);
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419 | close(demux[demux_id].demux_ecm_fd);
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420 | demux[demux_id].demux_ecm_fd=0;
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421 | }
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422 |
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423 | if (demux[demux_id].demux_emm_fd>0) {
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424 | dvbapi_stop_filter(demux_id, 1);
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425 | close(demux[demux_id].demux_emm_fd);
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426 | demux[demux_id].demux_emm_fd=0;
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427 | }
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428 |
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429 | if (demux[demux_id].thread_active == 0) {
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430 | pthread_cancel(demux[demux_id].descramble_thread);
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431 | pthread_join(demux[demux_id].descramble_thread, NULL);
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432 | demux[demux_id].thread_active = -1;
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433 | }
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434 |
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435 | if (demux[demux_id].ca_fd>0) {
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436 | for (i=0;i<demux[demux_id].STREAMpidcount;i++)
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437 | {
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438 | ca_pid_t ca_pid2;
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439 | memset(&ca_pid2,0,sizeof(ca_pid2));
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440 | ca_pid2.pid = demux[demux_id].STREAMpids[i];
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441 | ca_pid2.index = -1;
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442 | if (ioctl(demux[demux_id].ca_fd, CA_SET_PID, &ca_pid2)==-1)
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443 | cs_debug("dvbapi: Error Stream Unset SET_PID");
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444 | }
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445 |
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446 | int needed=0;
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447 | for (i=0;i<MAX_DEMUX;i++) {
|
---|
448 | if (demux[demux_id].ca_fd==demux[i].ca_fd && i != demux_id)
|
---|
449 | needed=1;
|
---|
450 | }
|
---|
451 | if (needed==0) {
|
---|
452 | close(demux[demux_id].ca_fd);
|
---|
453 | cs_debug("dvbapi: closing ca device");
|
---|
454 | }
|
---|
455 | demux[demux_id].ca_fd=0;
|
---|
456 | }
|
---|
457 |
|
---|
458 | return;
|
---|
459 | }
|
---|
460 |
|
---|
461 | void dvbapi_stop_descrambling_all(int demux_index)
|
---|
462 | {
|
---|
463 | int j;
|
---|
464 | for (j=0;j<MAX_DEMUX;j++) {
|
---|
465 | if (demux[j].demux_index != demux_index)
|
---|
466 | continue;
|
---|
467 |
|
---|
468 | dvbapi_stop_descrambling(j);
|
---|
469 | }
|
---|
470 |
|
---|
471 | return;
|
---|
472 | }
|
---|
473 |
|
---|
474 | void dvbapi_start_descrambling(int demux_index, unsigned short caid, unsigned short capid, unsigned long provider_id)
|
---|
475 | {
|
---|
476 | int i;
|
---|
477 |
|
---|
478 | cs_log("dvbapi: Start descrambling CAID: %04x", caid);
|
---|
479 |
|
---|
480 | demux[demux_index].ca_pid=capid;
|
---|
481 | demux[demux_index].ca_system_id=caid;
|
---|
482 | demux[demux_index].provider_id=provider_id;
|
---|
483 |
|
---|
484 | int camfd=dvbapi_open_device(demux_index,1);
|
---|
485 | if (camfd<=0) {
|
---|
486 | return;
|
---|
487 | }
|
---|
488 |
|
---|
489 | demux[demux_index].ca_fd=camfd;
|
---|
490 |
|
---|
491 | for (i=0;i<demux[demux_index].STREAMpidcount;i++)
|
---|
492 | {
|
---|
493 | ca_pid_t ca_pid2;
|
---|
494 | memset(&ca_pid2,0,sizeof(ca_pid2));
|
---|
495 | ca_pid2.pid = demux[demux_index].STREAMpids[i];
|
---|
496 | ca_pid2.index = demux_index;
|
---|
497 | if (ioctl(camfd, CA_SET_PID, &ca_pid2)==-1)
|
---|
498 | cs_debug("dvbapi: Error Stream SET_PID");
|
---|
499 | }
|
---|
500 |
|
---|
501 | }
|
---|
502 |
|
---|
503 | void dvbapi_try_descrambling (int demux_index)
|
---|
504 | {
|
---|
505 | int n;
|
---|
506 | unsigned int program_number;
|
---|
507 |
|
---|
508 | program_number=demux[demux_index].program_number;
|
---|
509 | for (n=0; n<demux[demux_index].ECMpidcount; n++) {
|
---|
510 |
|
---|
511 | if (demux[demux_index].ca_system_id!=0) // got valid cw -> stop trying
|
---|
512 | break;
|
---|
513 |
|
---|
514 | if (program_number!=demux[demux_index].program_number) //channel change -> stop trying
|
---|
515 | break;
|
---|
516 |
|
---|
517 | dvbapi_stop_filter(demux_index,0);
|
---|
518 |
|
---|
519 | cs_debug("dvbapi: trying CA_System_ID: %04x CA_PID: %04x EEM_PID: %04x", demux[demux_index].ECMpids[n].CA_System_ID, demux[demux_index].ECMpids[n].CA_PID, demux[demux_index].ECMpids[n].EMM_PID);
|
---|
520 |
|
---|
521 | //grep emm provid
|
---|
522 | unsigned long provid=0;
|
---|
523 |
|
---|
524 | int pid=dvbapi_check_array(prioritytab.caid, CS_MAXCAIDTAB, demux[demux_index].ECMpids[n].CA_System_ID);
|
---|
525 | if (pid>=0) {
|
---|
526 | if (prioritytab.mask[pid]>0)
|
---|
527 | provid=prioritytab.mask[pid];
|
---|
528 | }
|
---|
529 |
|
---|
530 | if (cfg->dvbapi_au==1) {
|
---|
531 | dvbapi_stop_filter(demux_index,1);
|
---|
532 | if (demux[demux_index].ECMpids[n].EMM_PID>0)
|
---|
533 | provid=dvbapi_get_provid(demux_index, demux[demux_index].ECMpids[n].EMM_PID);
|
---|
534 | }
|
---|
535 |
|
---|
536 | //grep ecm
|
---|
537 | dvbapi_get_single_ecm(demux_index, demux[demux_index].ECMpids[n].CA_System_ID, demux[demux_index].ECMpids[n].CA_PID, provid);
|
---|
538 |
|
---|
539 | cs_sleepms(3000); //try next if no cw for .. secs
|
---|
540 | }
|
---|
541 | }
|
---|
542 |
|
---|
543 | void *thread_descrambling(void *di)
|
---|
544 | {
|
---|
545 | int demux_index=(int)di;
|
---|
546 | int dmx1_fd,dmx2_fd=0,n=30,k=0;
|
---|
547 | unsigned int program_number;
|
---|
548 |
|
---|
549 | pthread_setcancelstate(PTHREAD_CANCEL_ENABLE, NULL);
|
---|
550 | pthread_setcanceltype(PTHREAD_CANCEL_ASYNCHRONOUS, NULL);
|
---|
551 |
|
---|
552 | cs_debug("dvbapi: Start descrambling Thread %d", demux_index);
|
---|
553 |
|
---|
554 | dmx1_fd = dvbapi_open_device(demux_index,0); //ECM
|
---|
555 | demux[demux_index].demux_ecm_fd=dmx1_fd;
|
---|
556 |
|
---|
557 | if (cfg->dvbapi_au==1) {
|
---|
558 | dmx2_fd = dvbapi_open_device(demux_index,0); //EMM,CAT
|
---|
559 | demux[demux_index].demux_emm_fd=dmx2_fd;
|
---|
560 | dvbapi_parse_cat(demux_index);
|
---|
561 | }
|
---|
562 |
|
---|
563 | program_number=demux[demux_index].program_number;
|
---|
564 |
|
---|
565 | while(1)
|
---|
566 | {
|
---|
567 | if (demux[demux_index].ca_system_id!=0) // got valid cw -> stop trying
|
---|
568 | break;
|
---|
569 |
|
---|
570 | if (program_number!=demux[demux_index].program_number) //channel change -> new thread
|
---|
571 | return 0;
|
---|
572 |
|
---|
573 | if (n>=30)
|
---|
574 | {
|
---|
575 | if (demux[demux_index].ca_system_id==0)
|
---|
576 | dvbapi_try_descrambling(demux_index);
|
---|
577 | n=0;
|
---|
578 | k++;
|
---|
579 | continue;
|
---|
580 | }
|
---|
581 | n++;
|
---|
582 |
|
---|
583 | if (k==5) // give up
|
---|
584 | return 0;
|
---|
585 |
|
---|
586 | cs_sleepms(10000);
|
---|
587 | }
|
---|
588 |
|
---|
589 | struct pollfd pfd2[2];
|
---|
590 | int rc,len,i,pfdcount;
|
---|
591 | unsigned char buffer[BUFSIZE];
|
---|
592 |
|
---|
593 | while(1)
|
---|
594 | {
|
---|
595 | pfdcount=0;
|
---|
596 |
|
---|
597 | if (program_number!=demux[demux_index].program_number || demux[demux_index].ca_system_id==0) //channel change -> new thread
|
---|
598 | break;
|
---|
599 |
|
---|
600 | if (demux[demux_index].demux_ecm_fd>0) {
|
---|
601 | pfd2[pfdcount].fd = demux[demux_index].demux_ecm_fd;
|
---|
602 | pfd2[pfdcount].events = (POLLIN | POLLPRI);
|
---|
603 | pfdcount++;
|
---|
604 | } else break;
|
---|
605 | if (cfg->dvbapi_au==1) {
|
---|
606 | if (demux[demux_index].demux_emm_fd>0) {
|
---|
607 | pfd2[pfdcount].fd = demux[demux_index].demux_emm_fd;
|
---|
608 | pfd2[pfdcount].events = (POLLIN | POLLPRI);
|
---|
609 | pfdcount++;
|
---|
610 | } else break;
|
---|
611 | }
|
---|
612 |
|
---|
613 | rc=poll(pfd2, pfdcount, 3000);
|
---|
614 |
|
---|
615 | if (rc<0)
|
---|
616 | break;
|
---|
617 |
|
---|
618 | for (i = 0; i < pfdcount; i++) {
|
---|
619 | if (pfd2[i].revents & (POLLIN | POLLPRI)) {
|
---|
620 |
|
---|
621 | if ((len=dvbapi_read_device(pfd2[i].fd, buffer, BUFSIZE, 0)) <= 0)
|
---|
622 | continue;
|
---|
623 |
|
---|
624 | if (pfd2[i].fd==demux[demux_index].demux_ecm_fd) {
|
---|
625 | //ECM
|
---|
626 |
|
---|
627 | if (len != (((buffer[1] & 0xf) << 8) | buffer[2]) + 3) //invaild CAT length
|
---|
628 | continue;
|
---|
629 |
|
---|
630 | if (buffer[0] == 0x80 || buffer[0] == 0x81)
|
---|
631 | {
|
---|
632 | if (memcmp(buffer, demux[demux_index].buffer_cache_dmx, 12) != 0) {
|
---|
633 | memcpy(demux[demux_index].buffer_cache_dmx, buffer, 12);
|
---|
634 | cs_debug("Read %d bytes\tTable-id: %02x\tCA section length: %d", len, buffer[0], len);
|
---|
635 |
|
---|
636 | ECM_REQUEST *er;
|
---|
637 |
|
---|
638 | if (!(er=get_ecmtask()))
|
---|
639 | continue;
|
---|
640 |
|
---|
641 | er->srvid = demux[demux_index].program_number;
|
---|
642 | er->caid = demux[demux_index].ca_system_id;
|
---|
643 | er->prid = demux[demux_index].provider_id;
|
---|
644 |
|
---|
645 | er->l=len;
|
---|
646 | memcpy(er->ecm, buffer, er->l);
|
---|
647 |
|
---|
648 | get_cw(er);
|
---|
649 | }
|
---|
650 | }
|
---|
651 | }
|
---|
652 | if (pfd2[i].fd==demux[demux_index].demux_emm_fd) {
|
---|
653 | //EMM
|
---|
654 |
|
---|
655 | cs_debug("EMM Type: 0x%02x", buffer[0]);
|
---|
656 | cs_ddump(buffer, len, "emm:");
|
---|
657 |
|
---|
658 | //force emm output
|
---|
659 | reader[ridx].logemm=9999;
|
---|
660 |
|
---|
661 | memset(&epg, 0, sizeof(epg));
|
---|
662 |
|
---|
663 | epg.caid[0] = (uchar)(demux[demux_index].ca_system_id>>8);
|
---|
664 | epg.caid[1] = (uchar)(demux[demux_index].ca_system_id);
|
---|
665 |
|
---|
666 | epg.provid[2] = (uchar)(demux[demux_index].provider_id>>8);
|
---|
667 | epg.provid[3] = (uchar)(demux[demux_index].provider_id);
|
---|
668 |
|
---|
669 | epg.l=len;
|
---|
670 | memcpy(epg.emm, buffer, epg.l);
|
---|
671 | memcpy(epg.hexserial, reader[client[cs_idx].au].hexserial, 8);
|
---|
672 |
|
---|
673 | do_emm(&epg);
|
---|
674 | }
|
---|
675 | }
|
---|
676 | }
|
---|
677 | }
|
---|
678 |
|
---|
679 | cs_debug("dvbapi: Stop descrambling Thread %d", demux_index);
|
---|
680 |
|
---|
681 | pthread_detach(pthread_self());
|
---|
682 | pthread_exit(0);
|
---|
683 | }
|
---|
684 |
|
---|
685 |
|
---|
686 |
|
---|
687 | void dvbapi_resort_ecmpids(int demux_index)
|
---|
688 | {
|
---|
689 | ECMPIDSTYPE tmppids[ECM_PIDS];
|
---|
690 | ECMPIDSTYPE tmppids2[ECM_PIDS];
|
---|
691 |
|
---|
692 | int tmppidcount=0,tmppid2count=0,n;
|
---|
693 |
|
---|
694 | int i,k,j;
|
---|
695 |
|
---|
696 | for (i=0;i<MAX_CAID;i++)
|
---|
697 | global_caid_list[i]=0;
|
---|
698 |
|
---|
699 | k=0;
|
---|
700 | for (i=0;i<CS_MAXREADER;i++) {
|
---|
701 | for (j=0;j<16;j++) {
|
---|
702 | if (reader[i].caid[j] != 0) {
|
---|
703 | if (k+1>=MAX_CAID) break;
|
---|
704 | global_caid_list[k]=reader[i].caid[j];
|
---|
705 | k++;
|
---|
706 | }
|
---|
707 | }
|
---|
708 | }
|
---|
709 | for (n=0; n<demux[demux_index].ECMpidcount; n++) {
|
---|
710 | if (dvbapi_check_array(ignoretab.caid, CS_MAXCAIDTAB, demux[demux_index].ECMpids[n].CA_System_ID)>=0) {
|
---|
711 | cs_debug("-> ignore %04x", demux[demux_index].ECMpids[n].CA_System_ID);
|
---|
712 | } else if (dvbapi_check_array(global_caid_list, MAX_CAID, demux[demux_index].ECMpids[n].CA_System_ID)>=0) {
|
---|
713 | cs_debug("-> caid list %04x", demux[demux_index].ECMpids[n].CA_System_ID);
|
---|
714 | tmppids[tmppidcount]=demux[demux_index].ECMpids[n];
|
---|
715 | tmppidcount++;
|
---|
716 | } else if (dvbapi_check_array(prioritytab.caid, CS_MAXCAIDTAB, demux[demux_index].ECMpids[n].CA_System_ID)>=0) {
|
---|
717 | cs_debug("-> priority %04x", demux[demux_index].ECMpids[n].CA_System_ID);
|
---|
718 | tmppids[tmppidcount]=demux[demux_index].ECMpids[n];
|
---|
719 | tmppidcount++;
|
---|
720 | } else {
|
---|
721 | tmppids2[tmppid2count]=demux[demux_index].ECMpids[n];
|
---|
722 | tmppid2count++;
|
---|
723 | }
|
---|
724 | }
|
---|
725 |
|
---|
726 | for (n=0;n<tmppid2count;n++) {
|
---|
727 | tmppids[tmppidcount]=tmppids2[n];
|
---|
728 | tmppidcount++;
|
---|
729 | }
|
---|
730 |
|
---|
731 | for (n=0; n<tmppidcount; n++) {
|
---|
732 | demux[demux_index].ECMpids[n]=tmppids[n];
|
---|
733 | }
|
---|
734 |
|
---|
735 | demux[demux_index].ECMpidcount=tmppidcount;
|
---|
736 | cs_debug("dvbapi: ECMpidscount is now %d", demux[demux_index].ECMpidcount);
|
---|
737 |
|
---|
738 | return;
|
---|
739 | }
|
---|
740 |
|
---|
741 | void dvbapi_parse_descriptor(int demux_id, int i, unsigned int info_length, unsigned char *buffer) {
|
---|
742 | //int ca_pmt_cmd_id = buffer[i + 5];
|
---|
743 | unsigned int descriptor_length=0;
|
---|
744 | ushort added,j,n;
|
---|
745 |
|
---|
746 | for (j = 0; j < info_length - 1; j += descriptor_length + 2) {
|
---|
747 | descriptor_length = buffer[i + j + 7];
|
---|
748 | int descriptor_ca_system_id = (buffer[i + j + 8] << 8) | buffer[i + j + 9];
|
---|
749 | int descriptor_ca_pid = ((buffer[i + j + 10] & 0x1F) << 8) | buffer[i + j + 11];
|
---|
750 |
|
---|
751 | cs_debug("typ: %02x\tca_system_id: %04x\t ca_pid: %04x", buffer[i + j + 6], descriptor_ca_system_id, descriptor_ca_pid);
|
---|
752 |
|
---|
753 | if (buffer[i + j + 6] == 0x09) {
|
---|
754 | added=0;
|
---|
755 | for (n=0;n<demux[demux_id].ECMpidcount;n++) {
|
---|
756 | if (demux[demux_id].ECMpids[n].CA_System_ID==descriptor_ca_system_id)
|
---|
757 | added=1;
|
---|
758 | }
|
---|
759 | if (added==0) {
|
---|
760 | demux[demux_id].ECMpids[demux[demux_id].ECMpidcount].CA_PID=descriptor_ca_pid;
|
---|
761 | demux[demux_id].ECMpids[demux[demux_id].ECMpidcount].CA_System_ID=descriptor_ca_system_id;
|
---|
762 | demux[demux_id].ECMpids[demux[demux_id].ECMpidcount].EMM_PID=0;
|
---|
763 | demux[demux_id].ECMpidcount++;
|
---|
764 | }
|
---|
765 | }
|
---|
766 | }
|
---|
767 | }
|
---|
768 |
|
---|
769 | // from tuxbox camd
|
---|
770 | int dvbapi_parse_capmt(unsigned char *buffer, unsigned int length)
|
---|
771 | {
|
---|
772 | unsigned short i, u;
|
---|
773 | unsigned short ca_mask=0x01, demux_index2=0x00;
|
---|
774 |
|
---|
775 | int ca_pmt_list_management = buffer[0];
|
---|
776 | unsigned int program_number = (buffer[1] << 8) | buffer[2];
|
---|
777 | int program_info_length = ((buffer[4] & 0x0F) << 8) | buffer[5];
|
---|
778 |
|
---|
779 | switch (ca_pmt_list_management)
|
---|
780 | {
|
---|
781 | case 0x01:
|
---|
782 | //(first)
|
---|
783 | break;
|
---|
784 | case 0x03:
|
---|
785 | //default (only)
|
---|
786 | break;
|
---|
787 | case 0x04:
|
---|
788 | //(add)
|
---|
789 | break;
|
---|
790 | default:
|
---|
791 | //FIXME?? (unknown)
|
---|
792 | break;
|
---|
793 | }
|
---|
794 |
|
---|
795 | if (buffer[17]==0x82 && buffer[18]==0x02) {
|
---|
796 | //enigma2
|
---|
797 | ca_mask = buffer[19];
|
---|
798 | demux_index2 = buffer[20];
|
---|
799 | } else {
|
---|
800 | //neutrino workaround
|
---|
801 | dvbapi_stop_descrambling_all(0);
|
---|
802 | }
|
---|
803 |
|
---|
804 | for (i=0;i<MAX_DEMUX;i++) {
|
---|
805 | if (demux[i].demux_index==demux_index2 && demux[i].program_number==((buffer[1] << 8) | buffer[2])) { // already descrambling prog on this device
|
---|
806 | if (demux[i].active==1) {
|
---|
807 | //remove any inactive program
|
---|
808 | for (u=0;u<MAX_DEMUX;u++) {
|
---|
809 | if (demux[u].demux_index==demux_index2 && demux[u].active==0)
|
---|
810 | dvbapi_stop_descrambling(u);
|
---|
811 | demux[u].active=0;
|
---|
812 | }
|
---|
813 | } else
|
---|
814 | demux[i].active=1;
|
---|
815 | return 0;
|
---|
816 | }
|
---|
817 | }
|
---|
818 |
|
---|
819 | //get free id
|
---|
820 | int demux_id=-1;
|
---|
821 | for (i=0;i<MAX_DEMUX;i++) {
|
---|
822 | if (demux[i].program_number==0)
|
---|
823 | {
|
---|
824 | demux_id=i;
|
---|
825 | break;
|
---|
826 | }
|
---|
827 | }
|
---|
828 |
|
---|
829 | if (demux_id<0) {
|
---|
830 | cs_log("dvbapi: error no free id (MAX_DEMUX)");
|
---|
831 | return 0;
|
---|
832 | }
|
---|
833 |
|
---|
834 | cs_ddump(buffer, length, "capmt:");
|
---|
835 | cs_log("dvbapi: new program number: %04x", program_number);
|
---|
836 | //cs_debug("program_info_length: %d", program_info_length);
|
---|
837 |
|
---|
838 | demux[demux_id].program_number=((buffer[1] << 8) | buffer[2]);
|
---|
839 | demux[demux_id].demux_index=demux_index2;
|
---|
840 | demux[demux_id].ECMpidcount=0;
|
---|
841 | demux[demux_id].STREAMpidcount=0;
|
---|
842 | demux[demux_id].active=1;
|
---|
843 | demux[demux_id].cadev_index=demux_index2;
|
---|
844 |
|
---|
845 | for (i=0;i<8;i++) {
|
---|
846 | if (ca_mask & (1 << i)) {
|
---|
847 | demux[demux_id].cadev_index=i;
|
---|
848 | break;
|
---|
849 | }
|
---|
850 | }
|
---|
851 |
|
---|
852 | cs_debug("dvbapi: demux index: %d ca index: %d", demux[demux_id].demux_index, demux[demux_id].cadev_index);
|
---|
853 |
|
---|
854 | //CA_PIDS for all streams
|
---|
855 | if (program_info_length != 0) {
|
---|
856 | dvbapi_parse_descriptor(demux_id, 1, program_info_length, buffer);
|
---|
857 | }
|
---|
858 |
|
---|
859 | //CA_PIDs for a single stream
|
---|
860 | unsigned int es_info_length=0;
|
---|
861 | for (i = program_info_length + 6; i < length; i += es_info_length + 5)
|
---|
862 | {
|
---|
863 | int stream_type = buffer[i];
|
---|
864 | unsigned short elementary_pid = ((buffer[i + 1] & 0x1F) << 8) | buffer[i + 2];
|
---|
865 | es_info_length = ((buffer[i + 3] & 0x0F) << 8) | buffer[i + 4];
|
---|
866 |
|
---|
867 | cs_debug("stream_type: %02x\telementary_pid: %04x\tes_info_length: %04x", stream_type, elementary_pid, es_info_length);
|
---|
868 |
|
---|
869 | demux[demux_id].STREAMpids[demux[demux_id].STREAMpidcount]=elementary_pid;
|
---|
870 | demux[demux_id].STREAMpidcount++;
|
---|
871 |
|
---|
872 | if (es_info_length != 0) {
|
---|
873 | dvbapi_parse_descriptor(demux_id, i, es_info_length, buffer);
|
---|
874 | }
|
---|
875 | }
|
---|
876 |
|
---|
877 | cs_debug("dvbapi: Found %d ECMpids and %d STREAMpids in PMT", demux[demux_id].ECMpidcount);
|
---|
878 |
|
---|
879 | if (demux[demux_id].ECMpidcount>0) {
|
---|
880 | dvbapi_resort_ecmpids(demux_id);
|
---|
881 | if (demux[demux_id].ECMpidcount>0) {}
|
---|
882 | demux[demux_id].thread_active=pthread_create(&demux[demux_id].descramble_thread, NULL, thread_descrambling, (void*)demux_id);
|
---|
883 | }
|
---|
884 |
|
---|
885 | return 0;
|
---|
886 | }
|
---|
887 |
|
---|
888 |
|
---|
889 | void dvbapi_handlesockmsg (unsigned char *buffer, unsigned int len)
|
---|
890 | {
|
---|
891 | unsigned int val, size, i;
|
---|
892 |
|
---|
893 | //cs_dump(buffer, len, "handlesockmsg:");
|
---|
894 |
|
---|
895 | if (buffer[0] != 0x9F || buffer[1] != 0x80) {
|
---|
896 | cs_log("dvbapi: unknown socket command: %02x", buffer[0]);
|
---|
897 | return;
|
---|
898 | }
|
---|
899 |
|
---|
900 | if (buffer[3] & 0x80) {
|
---|
901 | val = 0;
|
---|
902 | size = buffer[3] & 0x7F;
|
---|
903 | for (i = 0; i < size; i++)
|
---|
904 | val = (val << 8) | buffer[i + 1 + 3];
|
---|
905 | size++;
|
---|
906 | } else
|
---|
907 | {
|
---|
908 | val = buffer[3] & 0x7F;
|
---|
909 | size = 1;
|
---|
910 | }
|
---|
911 |
|
---|
912 | switch(buffer[2])
|
---|
913 | {
|
---|
914 | case 0x30:
|
---|
915 | cs_debug("ca_info!!");
|
---|
916 | break;
|
---|
917 | case 0x32:
|
---|
918 | if ((3 + size + val) == len)
|
---|
919 | dvbapi_parse_capmt(buffer + 3 + size, val);
|
---|
920 | else {
|
---|
921 | cs_log("dvbapi: ca_pmt invalid length");
|
---|
922 | cs_dump(buffer, len, "invalid length:");
|
---|
923 | }
|
---|
924 | break;
|
---|
925 | case 0x3f:
|
---|
926 | //9F 80 3f 04 83 02 00 <demux index>
|
---|
927 | cs_ddump(buffer, len, "capmt 3f:");
|
---|
928 | int demux_index=buffer[7];
|
---|
929 | dvbapi_stop_descrambling_all(demux_index);
|
---|
930 | break;
|
---|
931 | default:
|
---|
932 | cs_log("dvbapi: handlesockmsg() unknown command");
|
---|
933 | cs_dump(buffer, len, "unknown command:");
|
---|
934 | break;
|
---|
935 | }
|
---|
936 | }
|
---|
937 |
|
---|
938 | int dvbapi_init_listenfd() {
|
---|
939 |
|
---|
940 | int clilen;
|
---|
941 | struct sockaddr_un servaddr;
|
---|
942 |
|
---|
943 | memset(&servaddr, 0, sizeof(struct sockaddr_un));
|
---|
944 | servaddr.sun_family = AF_UNIX;
|
---|
945 | strcpy(servaddr.sun_path, devices[selected_box].cam_socket_path);
|
---|
946 | clilen = sizeof(servaddr.sun_family) + strlen(servaddr.sun_path);
|
---|
947 |
|
---|
948 | if ((unlink(devices[selected_box].cam_socket_path) < 0) && (errno != ENOENT))
|
---|
949 | return 0;
|
---|
950 | if ((listenfd = socket(AF_UNIX, SOCK_STREAM, 0)) < 0)
|
---|
951 | return 0;
|
---|
952 | if (bind(listenfd, (struct sockaddr *) &servaddr, clilen) < 0)
|
---|
953 | return 0;
|
---|
954 | if (listen(listenfd, 5) < 0)
|
---|
955 | return 0;
|
---|
956 |
|
---|
957 | return 1;
|
---|
958 | }
|
---|
959 |
|
---|
960 | void *thread_check_zap(void *arg) {
|
---|
961 | unsigned char buffer[BUFSIZE];
|
---|
962 | struct sockaddr_un servaddr;
|
---|
963 | ssize_t len;
|
---|
964 | int connfd,clilen;
|
---|
965 |
|
---|
966 | while(1)
|
---|
967 | {
|
---|
968 | cs_sleepms(500);
|
---|
969 | //cs_debug("dvbapi: check zap");
|
---|
970 |
|
---|
971 | connfd = accept(listenfd, (struct sockaddr *)&servaddr, (socklen_t *)&clilen);
|
---|
972 |
|
---|
973 | if (connfd <= 0) { //socket not available
|
---|
974 | cs_debug("dvbapi: socket not available");
|
---|
975 | break;
|
---|
976 | }
|
---|
977 |
|
---|
978 | len = read(connfd, buffer, sizeof(buffer));
|
---|
979 |
|
---|
980 | if (len < 3) {
|
---|
981 | cs_debug("dvbapi: camd.socket: too short message received");
|
---|
982 | continue;
|
---|
983 | }
|
---|
984 |
|
---|
985 | // if message begins with an apdu_tag and is longer than three bytes
|
---|
986 | if ((buffer[0] == 0x9F) && ((buffer[1] >> 7) == 0x01) && ((buffer[2] >> 7) == 0x00)) {
|
---|
987 | dvbapi_handlesockmsg(buffer, len);
|
---|
988 | } else {
|
---|
989 | cs_debug("dvbapi: invaild capmt");
|
---|
990 | }
|
---|
991 |
|
---|
992 | close(connfd);
|
---|
993 |
|
---|
994 | }
|
---|
995 |
|
---|
996 | cs_log("dvbapi: check_zap() aborted");
|
---|
997 | return 0;
|
---|
998 | }
|
---|
999 |
|
---|
1000 | void dvbapi_chk_caidtab(char *caidasc, CAIDTAB *ctab) {
|
---|
1001 |
|
---|
1002 | char *ptr1, *ptr3;
|
---|
1003 | int i;
|
---|
1004 |
|
---|
1005 | for (i=0, ptr1=strtok(caidasc, ","); (i<CS_MAXCAIDTAB) && (ptr1); ptr1=strtok(NULL, ","))
|
---|
1006 | {
|
---|
1007 | unsigned long caid, prov;
|
---|
1008 | if( (ptr3=strchr(trim(ptr1), ':')) )
|
---|
1009 | *ptr3++='\0';
|
---|
1010 | else
|
---|
1011 | ptr3="";
|
---|
1012 |
|
---|
1013 | if (((caid=a2i(ptr1, 2))|(prov=a2i(ptr3, 3))) < 0x10000)
|
---|
1014 | {
|
---|
1015 | ctab->caid[i]=caid;
|
---|
1016 | ctab->mask[i]=prov;
|
---|
1017 | i++;
|
---|
1018 | }
|
---|
1019 | }
|
---|
1020 | }
|
---|
1021 |
|
---|
1022 | int dvbapi_main_local()
|
---|
1023 | {
|
---|
1024 | struct pollfd pfd2[1];
|
---|
1025 | int i,rc;
|
---|
1026 | pthread_t p1;
|
---|
1027 |
|
---|
1028 | if (cfg->dvbapi_usr[0]==0) {
|
---|
1029 | //
|
---|
1030 | }
|
---|
1031 |
|
---|
1032 | if (cfg->dvbapi_boxtype[0]==0) {
|
---|
1033 | strncpy(cfg->dvbapi_boxtype, "dreambox", sizeof(cfg->dvbapi_boxtype)-1);
|
---|
1034 | cs_log("dvbapi: boxtype not set. Assume boxtype=%s.", cfg->dvbapi_boxtype);
|
---|
1035 | } else
|
---|
1036 | cs_log("dvbapi: boxtype=%s.", cfg->dvbapi_boxtype);
|
---|
1037 |
|
---|
1038 | for (i=0;i<MAX_DEMUX;i++)
|
---|
1039 | {
|
---|
1040 | demux[i].program_number=0;
|
---|
1041 | demux[i].demux_ecm_fd=0;
|
---|
1042 | demux[i].demux_emm_fd=0;
|
---|
1043 | demux[i].ca_system_id=0;
|
---|
1044 | demux[i].ca_pid=0;
|
---|
1045 | demux[i].emm_pid=0;
|
---|
1046 | demux[i].cadev_index=-1;
|
---|
1047 | demux[i].ca_fd=0;
|
---|
1048 | demux[i].demux_index=-1;
|
---|
1049 | demux[i].thread_active = -1;
|
---|
1050 | memset(demux[i].buffer_cache_dmx,0 ,12);
|
---|
1051 | }
|
---|
1052 |
|
---|
1053 | dvbapi_detect_api();
|
---|
1054 |
|
---|
1055 | if (selected_box == -1 || selected_api==-1) {
|
---|
1056 | cs_log("dvbapi: could not detect api version");
|
---|
1057 | return 1;
|
---|
1058 | }
|
---|
1059 |
|
---|
1060 | if (!dvbapi_init_listenfd())
|
---|
1061 | {
|
---|
1062 | cs_log("dvbapi: could not init camd.socket.");
|
---|
1063 | return 1;
|
---|
1064 | }
|
---|
1065 |
|
---|
1066 | dvbapi_chk_caidtab(cfg->dvbapi_priority, &prioritytab);
|
---|
1067 | dvbapi_chk_caidtab(cfg->dvbapi_ignore, &ignoretab);
|
---|
1068 |
|
---|
1069 | pfd2[0].fd = fd_m2c;
|
---|
1070 | pfd2[0].events = (POLLIN | POLLPRI);
|
---|
1071 |
|
---|
1072 | pthread_create (&p1, NULL, thread_check_zap, NULL);
|
---|
1073 |
|
---|
1074 | struct timeb tp;
|
---|
1075 | cs_ftime(&tp);
|
---|
1076 | tp.time+=500;
|
---|
1077 |
|
---|
1078 | while (1) {
|
---|
1079 | if (master_pid!=getppid())
|
---|
1080 | cs_exit(0);
|
---|
1081 |
|
---|
1082 | chk_pending(tp);
|
---|
1083 |
|
---|
1084 | rc=poll(pfd2, 1, 1000);
|
---|
1085 |
|
---|
1086 | if (rc<0)
|
---|
1087 | break;
|
---|
1088 |
|
---|
1089 | if (pfd2[0].revents & (POLLIN | POLLPRI)) {
|
---|
1090 | chk_dcw(fd_m2c);
|
---|
1091 |
|
---|
1092 | }
|
---|
1093 |
|
---|
1094 | }
|
---|
1095 | return 0;
|
---|
1096 | }
|
---|
1097 |
|
---|
1098 |
|
---|
1099 | void dvbapi_send_dcw(ECM_REQUEST *er)
|
---|
1100 | {
|
---|
1101 | unsigned char cw_0[8], cw_1[8];
|
---|
1102 | int i;
|
---|
1103 | unsigned char nullcw[8] = {0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00};
|
---|
1104 |
|
---|
1105 | cs_debug("dvbapi: ECM rc: %d", er->rc);
|
---|
1106 |
|
---|
1107 | memcpy(cw_0, er->cw, 8);
|
---|
1108 | memcpy(cw_1, er->cw+8, 8);
|
---|
1109 |
|
---|
1110 | for (i=0;i<MAX_DEMUX;i++) {
|
---|
1111 | if (demux[i].program_number==er->srvid) {
|
---|
1112 | if (er->rc<=2 && demux[i].ca_system_id==0 && er->caid!=0) {
|
---|
1113 | dvbapi_start_descrambling(i, er->caid, er->pid, er->prid);
|
---|
1114 | }
|
---|
1115 |
|
---|
1116 | if (er->rc==4 && cfg->dvbapi_au==1 && dvbapi_check_array(global_caid_list, MAX_CAID, er->caid)>=0) {
|
---|
1117 | //local card and not found -> maybe card need emm
|
---|
1118 | dvbapi_start_descrambling(i, er->caid, er->pid, er->prid);
|
---|
1119 | }
|
---|
1120 |
|
---|
1121 | if (er->rc>3) {
|
---|
1122 | cs_debug("dvbapi: cw not found");
|
---|
1123 | return;
|
---|
1124 | }
|
---|
1125 |
|
---|
1126 | ca_descr_t ca_descr;
|
---|
1127 | memset(&ca_descr,0,sizeof(ca_descr));
|
---|
1128 |
|
---|
1129 | if (demux[i].ca_fd<=0) {
|
---|
1130 | cs_log("dvbapi: could not write cw.");
|
---|
1131 | return;
|
---|
1132 | }
|
---|
1133 |
|
---|
1134 | if (memcmp(cw_0,demux[i].lastcw0,8)!=0 && memcmp(cw_0,nullcw,8)!=0) {
|
---|
1135 | ca_descr.index = i;
|
---|
1136 | ca_descr.parity = 0;
|
---|
1137 | memcpy(demux[i].lastcw0,cw_0,8);
|
---|
1138 | memcpy(ca_descr.cw,cw_0,8);
|
---|
1139 | cs_debug("dvbapi: write cw1 index: %d", i);
|
---|
1140 | if (ioctl(demux[i].ca_fd, CA_SET_DESCR, &ca_descr) < 0)
|
---|
1141 | cs_debug("dvbapi: Error CA_SET_DESCR");
|
---|
1142 | }
|
---|
1143 |
|
---|
1144 | if (memcmp(cw_1,demux[i].lastcw1,8)!=0 && memcmp(cw_1,nullcw,8)!=0) {
|
---|
1145 | ca_descr.index = i;
|
---|
1146 | ca_descr.parity = 1;
|
---|
1147 | memcpy(demux[i].lastcw1,cw_1,8);
|
---|
1148 | memcpy(ca_descr.cw,cw_1,8);
|
---|
1149 | cs_debug("dvbapi: write cw2 index: %d", i);
|
---|
1150 | if (ioctl(demux[i].ca_fd, CA_SET_DESCR, &ca_descr) < 0)
|
---|
1151 | cs_debug("dvbapi: Error CA_SET_DESCR");
|
---|
1152 | }
|
---|
1153 | }
|
---|
1154 | }
|
---|
1155 | }
|
---|
1156 |
|
---|
1157 | static void dvbapi_handler(int idx)
|
---|
1158 | {
|
---|
1159 | static struct s_auth *account=0;
|
---|
1160 |
|
---|
1161 | if (cfg->dvbapi_enabled != 1) {
|
---|
1162 | cs_log("dvbapi disabled");
|
---|
1163 | return;
|
---|
1164 | }
|
---|
1165 |
|
---|
1166 | //cs_log("dvbapi loaded fd=%d", idx);
|
---|
1167 |
|
---|
1168 | switch(cs_fork(0, idx))
|
---|
1169 | {
|
---|
1170 | case 0: //master
|
---|
1171 | case -1:
|
---|
1172 | return;
|
---|
1173 | default:
|
---|
1174 | wait4master();
|
---|
1175 | }
|
---|
1176 |
|
---|
1177 | int ok=0;
|
---|
1178 | if( !account )
|
---|
1179 | {
|
---|
1180 | client[cs_idx].usr[0]=0;
|
---|
1181 | for (ok=0, account=cfg->account; (account) && (!ok); account=account->next)
|
---|
1182 | if( (ok=!strcmp(cfg->dvbapi_usr, account->usr)) )
|
---|
1183 | break;
|
---|
1184 | }
|
---|
1185 |
|
---|
1186 | cs_auth_client(ok ? account : (struct s_auth *)(-1), "unknown");
|
---|
1187 |
|
---|
1188 | dvbapi_main_local();
|
---|
1189 |
|
---|
1190 | cs_log("Module dvbapi error");
|
---|
1191 | cs_exit(0);
|
---|
1192 |
|
---|
1193 | return;
|
---|
1194 | }
|
---|
1195 |
|
---|
1196 |
|
---|
1197 |
|
---|
1198 | /*
|
---|
1199 | * protocol structure
|
---|
1200 | */
|
---|
1201 |
|
---|
1202 | void module_dvbapi(struct s_module *ph)
|
---|
1203 | {
|
---|
1204 | strcpy(ph->desc, "dvbapi");
|
---|
1205 | ph->type=MOD_CONN_SERIAL;
|
---|
1206 | ph->multi=1;
|
---|
1207 | ph->watchdog=0;
|
---|
1208 | ph->s_handler=dvbapi_handler;
|
---|
1209 | ph->send_dcw=dvbapi_send_dcw;
|
---|
1210 | }
|
---|
1211 | #endif // HAVE_DVBAPI
|
---|