1 |
root |
1.1 |
#include "EXTERN.h" |
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#include "perl.h" |
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#include "XSUB.h" |
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#include <string.h> |
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#include <linux/dvb/frontend.h> |
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#include <linux/dvb/dmx.h> |
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#define CONST(name) { #name, name } |
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enum { |
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SCT_PAT = 0x00, |
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SCT_CAT = 0x01, |
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SCT_PMT = 0x02, |
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SCT_TSDT = 0x03, |
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root |
1.2 |
SCT_NIT = 0x40,//TODO |
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root |
1.1 |
SCT_NIT_OTHER = 0x41, |
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SCT_SDT = 0x42, |
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SCT_SDT_OTHER = 0x46, |
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root |
1.2 |
SCT_BAT = 0x4a,//TODO |
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root |
1.1 |
SCT_EIT_PRESENT = 0x4e, |
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SCT_EIT_PRESENT_OTHER = 0x4f, |
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SCT_EIT_SCHEDULE0 = 0x50, |
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SCT_EIT_SCHEDULE15 = 0x5f, |
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SCT_EIT_SCHEDULE_OTHER0 = 0x60, |
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SCT_EIT_SCHEDULE_OTHER15 = 0x6f, |
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SCT_TDT = 0x70, |
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SCT_RST = 0x71, |
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SCT_ST = 0x72, |
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SCT_TOT = 0x73, |
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SCT_RNT = 0x74, |
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SCT_CST = 0x75, |
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SCT_RCT = 0x76, |
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SCT_CIT = 0x77, |
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SCT_MPE = 0x78, |
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SCT_DIT = 0x7e, |
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SCT_SIT = 0x7f, |
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}; |
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enum { |
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root |
1.2 |
DT_service = 0x48, |
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DT_country_availability = 0x49, |
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DT_linkage = 0x4a, |
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root |
1.1 |
DT_short_event = 0x4d, |
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root |
1.2 |
DT_extended_event = 0x4e, //NYI |
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root |
1.1 |
DT_component = 0x50, |
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DT_content = 0x54, |
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DT_private_data_specifier = 0x5f, |
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DT_short_smoothing_buffer = 0x61, //NYI |
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DT_scrambling_indicator = 0x65, //NYI |
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DT_PDC = 0x69, |
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}; |
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static const struct consts { |
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const char *name; |
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const long value; |
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} consts [] = { |
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CONST (FE_QPSK), |
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CONST (FE_QAM), |
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CONST (FE_OFDM), |
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CONST (FE_IS_STUPID), |
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CONST (FE_CAN_INVERSION_AUTO), |
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CONST (FE_CAN_FEC_1_2), |
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CONST (FE_CAN_FEC_2_3), |
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CONST (FE_CAN_FEC_3_4), |
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CONST (FE_CAN_FEC_4_5), |
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CONST (FE_CAN_FEC_5_6), |
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CONST (FE_CAN_FEC_6_7), |
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CONST (FE_CAN_FEC_7_8), |
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CONST (FE_CAN_FEC_8_9), |
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CONST (FE_CAN_FEC_AUTO), |
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CONST (FE_CAN_QPSK), |
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CONST (FE_CAN_QAM_16), |
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CONST (FE_CAN_QAM_32), |
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CONST (FE_CAN_QAM_64), |
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CONST (FE_CAN_QAM_128), |
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CONST (FE_CAN_QAM_256), |
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CONST (FE_CAN_QAM_AUTO), |
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CONST (FE_CAN_TRANSMISSION_MODE_AUTO), |
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CONST (FE_CAN_BANDWIDTH_AUTO), |
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CONST (FE_CAN_GUARD_INTERVAL_AUTO), |
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CONST (FE_CAN_HIERARCHY_AUTO), |
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CONST (FE_NEEDS_BENDING), |
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CONST (FE_CAN_RECOVER), |
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CONST (FE_CAN_MUTE_TS), |
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CONST (FE_HAS_SIGNAL), |
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CONST (FE_HAS_CARRIER), |
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CONST (FE_HAS_VITERBI), |
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CONST (FE_HAS_SYNC), |
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CONST (FE_HAS_LOCK), |
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CONST (FE_TIMEDOUT), |
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CONST (FE_REINIT), |
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CONST (INVERSION_OFF), |
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CONST (INVERSION_ON), |
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CONST (INVERSION_AUTO), |
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101 |
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CONST (FEC_NONE), |
102 |
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CONST (FEC_1_2), |
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CONST (FEC_2_3), |
104 |
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CONST (FEC_3_4), |
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CONST (FEC_4_5), |
106 |
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CONST (FEC_5_6), |
107 |
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CONST (FEC_6_7), |
108 |
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CONST (FEC_7_8), |
109 |
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CONST (FEC_8_9), |
110 |
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CONST (FEC_AUTO), |
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112 |
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CONST (QPSK), |
113 |
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CONST (QAM_16), |
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CONST (QAM_32), |
115 |
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CONST (QAM_64), |
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CONST (QAM_128), |
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CONST (QAM_256), |
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CONST (QAM_AUTO), |
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120 |
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CONST (TRANSMISSION_MODE_2K), |
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CONST (TRANSMISSION_MODE_8K), |
122 |
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CONST (TRANSMISSION_MODE_AUTO), |
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124 |
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CONST (BANDWIDTH_8_MHZ), |
125 |
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CONST (BANDWIDTH_7_MHZ), |
126 |
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CONST (BANDWIDTH_6_MHZ), |
127 |
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CONST (BANDWIDTH_AUTO), |
128 |
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129 |
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CONST (GUARD_INTERVAL_1_32), |
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CONST (GUARD_INTERVAL_1_16), |
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CONST (GUARD_INTERVAL_1_8), |
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CONST (GUARD_INTERVAL_1_4), |
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CONST (GUARD_INTERVAL_AUTO), |
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135 |
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CONST (HIERARCHY_NONE), |
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CONST (HIERARCHY_1), |
137 |
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CONST (HIERARCHY_2), |
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CONST (HIERARCHY_4), |
139 |
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CONST (HIERARCHY_AUTO), |
140 |
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141 |
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CONST (DMX_OUT_DECODER), |
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CONST (DMX_OUT_TAP), |
143 |
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CONST (DMX_OUT_TS_TAP), |
144 |
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145 |
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CONST (DMX_IN_FRONTEND), |
146 |
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CONST (DMX_IN_DVR), |
147 |
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148 |
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CONST (DMX_PES_AUDIO0), |
149 |
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CONST (DMX_PES_VIDEO0), |
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CONST (DMX_PES_TELETEXT0), |
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CONST (DMX_PES_SUBTITLE0), |
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CONST (DMX_PES_PCR0), |
153 |
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154 |
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CONST (DMX_PES_AUDIO1), |
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CONST (DMX_PES_VIDEO1), |
156 |
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CONST (DMX_PES_TELETEXT1), |
157 |
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CONST (DMX_PES_SUBTITLE1), |
158 |
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CONST (DMX_PES_PCR1), |
159 |
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160 |
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CONST (DMX_PES_AUDIO2), |
161 |
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CONST (DMX_PES_VIDEO2), |
162 |
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CONST (DMX_PES_TELETEXT2), |
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CONST (DMX_PES_SUBTITLE2), |
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CONST (DMX_PES_PCR2), |
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166 |
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CONST (DMX_PES_AUDIO3), |
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CONST (DMX_PES_VIDEO3), |
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CONST (DMX_PES_TELETEXT3), |
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CONST (DMX_PES_SUBTITLE3), |
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CONST (DMX_PES_PCR3), |
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172 |
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CONST (DMX_PES_OTHER), |
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174 |
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CONST (DMX_PES_AUDIO), |
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CONST (DMX_PES_VIDEO), |
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CONST (DMX_PES_TELETEXT), |
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CONST (DMX_PES_SUBTITLE), |
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CONST (DMX_PES_PCR), |
179 |
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180 |
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CONST (DMX_SCRAMBLING_EV), |
181 |
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CONST (DMX_FRONTEND_EV), |
182 |
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183 |
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CONST (DMX_CHECK_CRC), |
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CONST (DMX_ONESHOT), |
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CONST (DMX_IMMEDIATE_START), |
186 |
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CONST (DMX_KERNEL_CLIENT), |
187 |
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188 |
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CONST (DMX_SOURCE_FRONT0), |
189 |
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CONST (DMX_SOURCE_FRONT1), |
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CONST (DMX_SOURCE_FRONT2), |
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CONST (DMX_SOURCE_FRONT3), |
192 |
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193 |
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CONST (DMX_SOURCE_DVR0), |
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CONST (DMX_SOURCE_DVR1), |
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CONST (DMX_SOURCE_DVR2), |
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CONST (DMX_SOURCE_DVR3), |
197 |
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198 |
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CONST (DMX_SCRAMBLING_OFF), |
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CONST (DMX_SCRAMBLING_ON), |
200 |
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201 |
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// constants defined by this file |
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CONST (SCT_PAT), |
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CONST (SCT_CAT), |
204 |
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CONST (SCT_PMT), |
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CONST (SCT_TSDT), |
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CONST (SCT_NIT), |
207 |
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CONST (SCT_NIT_OTHER), |
208 |
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CONST (SCT_SDT), |
209 |
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CONST (SCT_SDT_OTHER), |
210 |
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CONST (SCT_BAT), |
211 |
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CONST (SCT_EIT_PRESENT), |
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CONST (SCT_EIT_PRESENT_OTHER), |
213 |
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CONST (SCT_EIT_SCHEDULE0), |
214 |
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CONST (SCT_EIT_SCHEDULE15), |
215 |
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CONST (SCT_EIT_SCHEDULE_OTHER0), |
216 |
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CONST (SCT_EIT_SCHEDULE_OTHER15), |
217 |
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CONST (SCT_TDT), |
218 |
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CONST (SCT_RST), |
219 |
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CONST (SCT_ST), |
220 |
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CONST (SCT_TOT), |
221 |
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CONST (SCT_RNT), |
222 |
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CONST (SCT_CST), |
223 |
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CONST (SCT_RCT), |
224 |
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CONST (SCT_CIT), |
225 |
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CONST (SCT_MPE), |
226 |
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CONST (SCT_DIT), |
227 |
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CONST (SCT_SIT), |
228 |
root |
1.2 |
|
229 |
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CONST (DT_service), |
230 |
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CONST (DT_country_availability), |
231 |
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CONST (DT_linkage), |
232 |
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CONST (DT_short_event), |
233 |
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CONST (DT_extended_event), |
234 |
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CONST (DT_component), |
235 |
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CONST (DT_content), |
236 |
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CONST (DT_private_data_specifier), |
237 |
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CONST (DT_short_smoothing_buffer), |
238 |
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CONST (DT_scrambling_indicator), |
239 |
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CONST (DT_PDC), |
240 |
root |
1.1 |
}; |
241 |
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242 |
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#define HVS_S(hv,struct,member) hv_store (hv, #member, sizeof (#member) - 1, newSVpv (struct.member, 0), 0) |
243 |
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#define HVS_I(hv,struct,member) hv_store (hv, #member, sizeof (#member) - 1, newSViv (struct.member), 0) |
244 |
root |
1.2 |
#define HVS(hv,name,sv) hv_store (hv, #name, sizeof (#name) - 1, (sv), 0) |
245 |
root |
1.1 |
|
246 |
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static void |
247 |
root |
1.3 |
get_parameters (HV *hv, struct dvb_frontend_parameters *p, fe_type_t type) |
248 |
root |
1.1 |
{ |
249 |
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HVS_I (hv, (*p), frequency); |
250 |
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HVS_I (hv, (*p), inversion); |
251 |
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252 |
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switch (type) |
253 |
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{ |
254 |
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case FE_QPSK: |
255 |
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HVS_I (hv, (*p).u.qpsk, symbol_rate); |
256 |
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HVS_I (hv, (*p).u.qpsk, fec_inner); |
257 |
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break; |
258 |
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259 |
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case FE_QAM: |
260 |
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HVS_I (hv, (*p).u.qam, symbol_rate); |
261 |
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HVS_I (hv, (*p).u.qam, fec_inner); |
262 |
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HVS_I (hv, (*p).u.qam, modulation); |
263 |
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break; |
264 |
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265 |
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case FE_OFDM: |
266 |
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HVS_I (hv, (*p).u.ofdm, bandwidth); |
267 |
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HVS_I (hv, (*p).u.ofdm, code_rate_HP); |
268 |
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HVS_I (hv, (*p).u.ofdm, code_rate_LP); |
269 |
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HVS_I (hv, (*p).u.ofdm, constellation); |
270 |
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HVS_I (hv, (*p).u.ofdm, transmission_mode); |
271 |
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break; |
272 |
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} |
273 |
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} |
274 |
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275 |
root |
1.3 |
#define HVF_I(hv,struct,member) \ |
276 |
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if (v = hv_fetch (hv, #member, sizeof (#member) - 1, 0)) \ |
277 |
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struct.member = SvIV (*v); \ |
278 |
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else \ |
279 |
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croak ("required hash key '%s' not specified", #member); |
280 |
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281 |
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static void |
282 |
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set_parameters (HV *hv, struct dvb_frontend_parameters *p, fe_type_t type) |
283 |
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{ |
284 |
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SV **v; |
285 |
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286 |
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HVF_I (hv, (*p), frequency); |
287 |
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HVF_I (hv, (*p), inversion); |
288 |
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289 |
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switch (type) |
290 |
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{ |
291 |
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case FE_QPSK: |
292 |
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HVF_I (hv, (*p).u.qpsk, symbol_rate); |
293 |
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HVF_I (hv, (*p).u.qpsk, fec_inner); |
294 |
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break; |
295 |
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296 |
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case FE_QAM: |
297 |
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HVF_I (hv, (*p).u.qam, symbol_rate); |
298 |
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HVF_I (hv, (*p).u.qam, fec_inner); |
299 |
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HVF_I (hv, (*p).u.qam, modulation); |
300 |
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break; |
301 |
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302 |
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case FE_OFDM: |
303 |
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HVF_I (hv, (*p).u.ofdm, bandwidth); |
304 |
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HVF_I (hv, (*p).u.ofdm, code_rate_HP); |
305 |
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HVF_I (hv, (*p).u.ofdm, code_rate_LP); |
306 |
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HVF_I (hv, (*p).u.ofdm, constellation); |
307 |
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HVF_I (hv, (*p).u.ofdm, transmission_mode); |
308 |
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break; |
309 |
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} |
310 |
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} |
311 |
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312 |
root |
1.1 |
typedef unsigned char u8; |
313 |
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314 |
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static SV *dec_sv; |
315 |
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static u8 *dec_data; |
316 |
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static long dec_ofs, dec_len8; |
317 |
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static U32 dec_field; |
318 |
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STRLEN dec_len; |
319 |
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320 |
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#define decode_overflow (dec_ofs > dec_len8) |
321 |
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322 |
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static void |
323 |
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decode_set (SV *data) |
324 |
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{ |
325 |
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if (dec_sv) |
326 |
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SvREFCNT_dec (dec_sv); |
327 |
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328 |
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dec_sv = newSVsv (data); |
329 |
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dec_data = SvPVbyte (dec_sv, dec_len); |
330 |
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dec_ofs = 0; |
331 |
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dec_len8 = dec_len << 3; |
332 |
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} |
333 |
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334 |
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static U32 |
335 |
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decode_field (int bits) |
336 |
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{ |
337 |
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u8 *p = dec_data + (dec_ofs >> 3); |
338 |
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int frac = 8 - (dec_ofs & 7); |
339 |
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dec_ofs += bits; |
340 |
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341 |
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if (decode_overflow) |
342 |
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return dec_field = 0; |
343 |
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344 |
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U32 r = *p++; |
345 |
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346 |
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r &= (1UL << frac) - 1; |
347 |
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348 |
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if (bits < frac) |
349 |
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r >>= (frac - bits); |
350 |
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else |
351 |
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{ |
352 |
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bits -= frac; |
353 |
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354 |
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while (bits >= 8) |
355 |
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{ |
356 |
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r = (r << 8) | *p++; |
357 |
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bits -= 8; |
358 |
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} |
359 |
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360 |
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if (bits > 0) |
361 |
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r = (r << bits) | (*p >> (8 - bits)); |
362 |
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} |
363 |
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364 |
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return dec_field = r; |
365 |
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} |
366 |
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367 |
root |
1.3 |
U32 |
368 |
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clamp (U32 len) |
369 |
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{ |
370 |
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return len < 4096 ? len : 0; |
371 |
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} |
372 |
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373 |
root |
1.2 |
static SV * |
374 |
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text2sv (u8 *data, U32 len) |
375 |
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{ |
376 |
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dSP; |
377 |
root |
1.3 |
SV *sv = newSVpvn (data, clamp (len)); |
378 |
root |
1.2 |
|
379 |
|
|
PUSHMARK (SP); |
380 |
|
|
XPUSHs (sv); |
381 |
|
|
PUTBACK; |
382 |
|
|
call_pv ("Linux::DVB::Decode::text", G_VOID); |
383 |
|
|
|
384 |
|
|
return sv; |
385 |
|
|
} |
386 |
|
|
|
387 |
|
|
#define DEC_I(hv, bits, name) HVS (hv, name, newSViv (decode_field (bits))) |
388 |
root |
1.3 |
#define DEC_T(hv, bytes, name) HVS (hv, name, text2sv (dec_data + (dec_ofs >> 3), clamp (bytes))), dec_ofs += clamp (bytes) << 3 |
389 |
|
|
#define DEC_S(hv, bytes, name) HVS (hv, name, newSVpvn (dec_data + (dec_ofs >> 3), clamp (bytes))), dec_ofs += clamp (bytes) << 3 |
390 |
root |
1.1 |
|
391 |
|
|
static AV * |
392 |
|
|
decode_descriptors (long end) |
393 |
|
|
{ |
394 |
|
|
AV *av = newAV (); |
395 |
|
|
|
396 |
|
|
while (dec_ofs < end) |
397 |
|
|
{ |
398 |
|
|
HV *hv = newHV (); |
399 |
root |
1.2 |
U8 type, len, len2; |
400 |
|
|
AV *av2; |
401 |
|
|
long end, end2; |
402 |
root |
1.1 |
|
403 |
|
|
av_push (av, newRV_noinc ((SV *)hv)); |
404 |
|
|
|
405 |
|
|
DEC_I (hv, 8, type); |
406 |
|
|
type = dec_field; |
407 |
|
|
len = decode_field (8); |
408 |
|
|
end = dec_ofs + (len << 3); |
409 |
|
|
|
410 |
|
|
if (end > dec_len8) |
411 |
|
|
return av; |
412 |
|
|
|
413 |
|
|
switch (type) |
414 |
|
|
{ |
415 |
root |
1.2 |
case DT_service: |
416 |
|
|
DEC_I (hv, 8, service_type); |
417 |
|
|
len2 = decode_field (8); DEC_T (hv, len2, service_provider_name); |
418 |
|
|
len2 = decode_field (8); DEC_T (hv, len2, service_name); |
419 |
|
|
break; |
420 |
|
|
|
421 |
|
|
case DT_country_availability: |
422 |
|
|
DEC_I (hv, 1, country_availability_flag); |
423 |
|
|
decode_field (7); |
424 |
|
|
|
425 |
|
|
DEC_S (hv, (end - dec_ofs) >> 3, private_data); |
426 |
|
|
//while (dec_ofs + 24 <= end) |
427 |
|
|
// av_push (av, |
428 |
|
|
break; |
429 |
|
|
|
430 |
|
|
case DT_linkage: |
431 |
|
|
DEC_I (hv, 16, transport_stream_id); |
432 |
|
|
DEC_I (hv, 16, original_network_id); |
433 |
|
|
DEC_I (hv, 16, service_id); |
434 |
|
|
DEC_I (hv, 8, linkage_type); |
435 |
|
|
|
436 |
|
|
if (dec_field == 8) |
437 |
|
|
{ |
438 |
|
|
U32 hot, org; |
439 |
|
|
|
440 |
|
|
DEC_I (hv, 8, hand_over_type); hot = dec_field; |
441 |
|
|
decode_field (3); |
442 |
|
|
DEC_I (hv, 1, origin_type); org = dec_field; |
443 |
|
|
|
444 |
|
|
if (hot > 0x00 && hot < 0x04) |
445 |
|
|
DEC_I (hv, 16, network_id); |
446 |
|
|
|
447 |
|
|
if (org == 0) |
448 |
|
|
DEC_I (hv, 16, initial_service_id); |
449 |
|
|
} |
450 |
|
|
|
451 |
|
|
DEC_S (hv, (end - dec_ofs) >> 3, private_data); |
452 |
|
|
break; |
453 |
|
|
|
454 |
root |
1.1 |
case DT_PDC: |
455 |
|
|
decode_field (4); |
456 |
|
|
DEC_I (hv, 20, programme_identification_label); |
457 |
|
|
break; |
458 |
|
|
|
459 |
|
|
case DT_component: |
460 |
|
|
decode_field (4); |
461 |
|
|
DEC_I (hv, 4, stream_content); |
462 |
|
|
DEC_I (hv, 8, component_type); |
463 |
|
|
DEC_I (hv, 8, component_tag); |
464 |
|
|
DEC_S (hv, 3, ISO_639_language_code); |
465 |
root |
1.2 |
DEC_T (hv, (end - dec_ofs) >> 3, text); |
466 |
root |
1.1 |
break; |
467 |
|
|
|
468 |
|
|
case DT_short_event: |
469 |
|
|
DEC_S (hv, 3, ISO_639_language_code); |
470 |
root |
1.2 |
len2 = decode_field (8); DEC_T (hv, len2, event_name); |
471 |
|
|
len2 = decode_field (8); DEC_T (hv, len2, text); |
472 |
|
|
break; |
473 |
|
|
|
474 |
|
|
case DT_extended_event: |
475 |
|
|
DEC_I (hv, 4, descriptor_number); |
476 |
|
|
DEC_I (hv, 4, last_descriptor_number); |
477 |
|
|
DEC_S (hv, 3, ISO_639_language_code); |
478 |
|
|
|
479 |
|
|
len2 = decode_field (8); end2 = dec_ofs + (len2 << 3); |
480 |
|
|
av2 = newAV (); |
481 |
|
|
HVS (hv, items, newRV_noinc ((SV *)av2)); |
482 |
|
|
|
483 |
|
|
while (dec_ofs < end2) |
484 |
|
|
{ |
485 |
|
|
AV *av3 = newAV (); |
486 |
|
|
len2 = decode_field (8); av_push (av3, text2sv (dec_data + (dec_ofs >> 3), len2)), dec_ofs += len << 3; |
487 |
|
|
len2 = decode_field (8); av_push (av3, text2sv (dec_data + (dec_ofs >> 3), len2)), dec_ofs += len << 3; |
488 |
|
|
|
489 |
|
|
av_push (av2, newRV_noinc ((SV *)av3)); |
490 |
|
|
} |
491 |
|
|
|
492 |
|
|
len2 = decode_field (8); DEC_T (hv, len2, text); |
493 |
root |
1.1 |
break; |
494 |
|
|
|
495 |
|
|
case DT_content: |
496 |
root |
1.3 |
av2 = newAV (); |
497 |
|
|
HVS (hv, items, newRV_noinc ((SV *)av2)); |
498 |
|
|
|
499 |
|
|
while (dec_ofs < end) |
500 |
|
|
{ |
501 |
|
|
HV *ev = newHV (); |
502 |
|
|
|
503 |
|
|
DEC_I (ev, 4, content_nibble_level_1); |
504 |
|
|
DEC_I (ev, 4, content_nibble_level_2); |
505 |
|
|
DEC_I (ev, 4, user_nibble_1); |
506 |
|
|
DEC_I (ev, 4, user_nibble_2); |
507 |
|
|
|
508 |
|
|
av_push (av2, newRV_noinc ((SV *)ev)); |
509 |
|
|
} |
510 |
|
|
|
511 |
root |
1.1 |
break; |
512 |
|
|
|
513 |
|
|
case DT_private_data_specifier: |
514 |
|
|
DEC_I (hv, 32, private_data_specifier); |
515 |
|
|
break; |
516 |
root |
1.2 |
|
517 |
root |
1.1 |
default: |
518 |
root |
1.3 |
//fprintf (stderr, "UNKXXX %x\n", type);//D |
519 |
|
|
|
520 |
root |
1.1 |
case 0: |
521 |
|
|
case 0x80: |
522 |
|
|
case 0x81: |
523 |
|
|
case 0x82: |
524 |
root |
1.2 |
case 0x83: |
525 |
root |
1.1 |
case 0x84: |
526 |
|
|
case 0x85: |
527 |
root |
1.2 |
case 0x8d: |
528 |
|
|
case 0x8e: |
529 |
|
|
case 0xb2: |
530 |
root |
1.1 |
DEC_S (hv, len, raw_data); |
531 |
|
|
break; |
532 |
|
|
} |
533 |
|
|
|
534 |
|
|
dec_ofs = end; // re-sync, in case of problems |
535 |
|
|
} |
536 |
|
|
|
537 |
|
|
return av; |
538 |
|
|
} |
539 |
|
|
|
540 |
|
|
MODULE = Linux::DVB PACKAGE = Linux::DVB |
541 |
|
|
|
542 |
|
|
PROTOTYPES: DISABLE |
543 |
|
|
|
544 |
|
|
void |
545 |
|
|
_consts () |
546 |
|
|
PPCODE: |
547 |
|
|
const struct consts *c; |
548 |
|
|
for (c = consts; |
549 |
|
|
c < consts + sizeof (consts) / sizeof (consts[0]); |
550 |
|
|
c++) |
551 |
|
|
{ |
552 |
|
|
XPUSHs (sv_2mortal (newSVpv (c->name, 0))); |
553 |
|
|
XPUSHs (sv_2mortal (newSViv (c->value))); |
554 |
|
|
} |
555 |
|
|
|
556 |
|
|
MODULE = Linux::DVB PACKAGE = Linux::DVB::Frontend |
557 |
|
|
|
558 |
|
|
SV * |
559 |
|
|
_frontend_info (int fd) |
560 |
|
|
CODE: |
561 |
|
|
struct dvb_frontend_info fi; |
562 |
|
|
HV *hv; |
563 |
|
|
|
564 |
|
|
if (ioctl (fd, FE_GET_INFO, &fi) < 0) |
565 |
|
|
XSRETURN_UNDEF; |
566 |
|
|
|
567 |
|
|
hv = newHV (); |
568 |
|
|
HVS_S (hv, fi, name); |
569 |
|
|
HVS_I (hv, fi, type); |
570 |
|
|
HVS_I (hv, fi, type); |
571 |
|
|
HVS_I (hv, fi, frequency_min); |
572 |
|
|
HVS_I (hv, fi, frequency_max); |
573 |
|
|
HVS_I (hv, fi, frequency_stepsize); |
574 |
|
|
HVS_I (hv, fi, frequency_tolerance); |
575 |
|
|
HVS_I (hv, fi, symbol_rate_min); |
576 |
|
|
HVS_I (hv, fi, symbol_rate_max); |
577 |
|
|
HVS_I (hv, fi, symbol_rate_tolerance); |
578 |
|
|
HVS_I (hv, fi, notifier_delay); |
579 |
|
|
HVS_I (hv, fi, caps); |
580 |
|
|
|
581 |
|
|
RETVAL = (SV *)newRV_noinc ((SV *)hv); |
582 |
|
|
OUTPUT: |
583 |
|
|
RETVAL |
584 |
|
|
|
585 |
|
|
long |
586 |
|
|
_read_status (int fd) |
587 |
|
|
CODE: |
588 |
|
|
fe_status_t st; |
589 |
|
|
|
590 |
|
|
if (ioctl (fd, FE_READ_STATUS, &st) < 0) |
591 |
|
|
XSRETURN_UNDEF; |
592 |
|
|
|
593 |
|
|
RETVAL = st; |
594 |
|
|
OUTPUT: |
595 |
|
|
RETVAL |
596 |
|
|
|
597 |
|
|
U32 |
598 |
|
|
_read_ber (int fd) |
599 |
|
|
CODE: |
600 |
|
|
uint32_t ber; |
601 |
|
|
if (ioctl (fd, FE_READ_BER, &ber) < 0) |
602 |
|
|
XSRETURN_UNDEF; |
603 |
|
|
|
604 |
|
|
RETVAL = ber; |
605 |
|
|
OUTPUT: |
606 |
|
|
RETVAL |
607 |
|
|
|
608 |
|
|
U32 |
609 |
|
|
_read_snr (int fd) |
610 |
|
|
CODE: |
611 |
|
|
uint32_t ber; |
612 |
|
|
if (ioctl (fd, FE_READ_SNR, &ber) < 0) |
613 |
|
|
XSRETURN_UNDEF; |
614 |
|
|
|
615 |
|
|
RETVAL = ber; |
616 |
|
|
OUTPUT: |
617 |
|
|
RETVAL |
618 |
|
|
|
619 |
|
|
|
620 |
|
|
I16 |
621 |
|
|
_signal_strength (int fd) |
622 |
|
|
CODE: |
623 |
|
|
int16_t st; |
624 |
|
|
if (ioctl (fd, FE_READ_SIGNAL_STRENGTH, &st) < 0) |
625 |
|
|
XSRETURN_UNDEF; |
626 |
|
|
|
627 |
|
|
RETVAL = st; |
628 |
|
|
OUTPUT: |
629 |
|
|
RETVAL |
630 |
|
|
|
631 |
|
|
|
632 |
|
|
U32 |
633 |
|
|
_uncorrected_blocks (int fd) |
634 |
|
|
CODE: |
635 |
|
|
uint32_t ubl; |
636 |
|
|
if (ioctl (fd, FE_READ_UNCORRECTED_BLOCKS, &ubl) < 0) |
637 |
|
|
XSRETURN_UNDEF; |
638 |
|
|
|
639 |
|
|
RETVAL = ubl; |
640 |
|
|
OUTPUT: |
641 |
|
|
RETVAL |
642 |
|
|
|
643 |
root |
1.3 |
int |
644 |
|
|
_set (int fd, SV *parameters, int type) |
645 |
|
|
CODE: |
646 |
|
|
struct dvb_frontend_parameters p; |
647 |
|
|
|
648 |
|
|
if (!SvROK (parameters) || SvTYPE (SvRV (parameters)) != SVt_PVHV) |
649 |
|
|
croak ("Linux::DVB::Frontend::set requires a hash as argument"); |
650 |
|
|
|
651 |
|
|
set_parameters ((HV *)SvRV (parameters), &p, type); |
652 |
|
|
|
653 |
|
|
if (ioctl (fd, FE_SET_FRONTEND, &p) < 0) |
654 |
|
|
XSRETURN_UNDEF; |
655 |
|
|
|
656 |
|
|
RETVAL = 1; |
657 |
|
|
OUTPUT: |
658 |
|
|
RETVAL |
659 |
|
|
|
660 |
root |
1.1 |
SV * |
661 |
|
|
_get (int fd, int type) |
662 |
|
|
CODE: |
663 |
|
|
struct dvb_frontend_parameters p; |
664 |
|
|
HV *hv; |
665 |
|
|
|
666 |
|
|
if (ioctl (fd, FE_GET_FRONTEND, &p) < 0) |
667 |
|
|
XSRETURN_UNDEF; |
668 |
|
|
|
669 |
|
|
hv = newHV (); |
670 |
root |
1.3 |
get_parameters (hv, &p, type); |
671 |
root |
1.1 |
RETVAL = (SV *)newRV_noinc ((SV *)hv); |
672 |
|
|
OUTPUT: |
673 |
|
|
RETVAL |
674 |
|
|
|
675 |
|
|
SV * |
676 |
|
|
_event (int fd, int type) |
677 |
|
|
CODE: |
678 |
|
|
struct dvb_frontend_event e; |
679 |
|
|
HV *hv; |
680 |
|
|
|
681 |
|
|
if (ioctl (fd, FE_GET_EVENT, &e) < 0) |
682 |
|
|
XSRETURN_UNDEF; |
683 |
|
|
|
684 |
|
|
hv = newHV (); |
685 |
|
|
HVS_I (hv, e, status); |
686 |
root |
1.3 |
get_parameters (hv, &e.parameters, type); |
687 |
root |
1.1 |
RETVAL = (SV *)newRV_noinc ((SV *)hv); |
688 |
|
|
OUTPUT: |
689 |
|
|
RETVAL |
690 |
|
|
|
691 |
|
|
MODULE = Linux::DVB PACKAGE = Linux::DVB::Demux |
692 |
|
|
|
693 |
|
|
int |
694 |
|
|
_start (int fd) |
695 |
|
|
ALIAS: |
696 |
|
|
_stop = 1 |
697 |
|
|
CODE: |
698 |
|
|
if (ioctl (fd, ix ? DMX_STOP : DMX_START, 0) < 0) |
699 |
|
|
XSRETURN_UNDEF; |
700 |
|
|
|
701 |
|
|
RETVAL = 1; |
702 |
|
|
OUTPUT: |
703 |
|
|
RETVAL |
704 |
|
|
|
705 |
|
|
int |
706 |
|
|
_filter (int fd, U16 pid, SV *filter, SV *mask, U32 timeout = 0, U32 flags = DMX_CHECK_CRC) |
707 |
|
|
CODE: |
708 |
|
|
struct dmx_sct_filter_params p; |
709 |
|
|
STRLEN l; |
710 |
|
|
char *s; |
711 |
|
|
|
712 |
|
|
memset (&p.filter, 0, sizeof (p.filter)); |
713 |
|
|
|
714 |
|
|
p.pid = pid; |
715 |
|
|
s = SvPVbyte (filter, l); if (l > DMX_FILTER_SIZE) l = DMX_FILTER_SIZE; memcpy (p.filter.filter, s, l); |
716 |
|
|
s = SvPVbyte (mask , l); if (l > DMX_FILTER_SIZE) l = DMX_FILTER_SIZE; memcpy (p.filter.mask , s, l); |
717 |
|
|
p.timeout = timeout; |
718 |
|
|
p.flags = flags; |
719 |
|
|
if (ioctl (fd, DMX_SET_FILTER, &p) < 0) |
720 |
|
|
XSRETURN_UNDEF; |
721 |
|
|
|
722 |
|
|
RETVAL = 1; |
723 |
|
|
OUTPUT: |
724 |
|
|
RETVAL |
725 |
|
|
|
726 |
|
|
int |
727 |
|
|
_pes_filter (int fd, U16 pid, long input, long output, long type, U32 flags = 0) |
728 |
|
|
CODE: |
729 |
|
|
struct dmx_pes_filter_params p; |
730 |
|
|
|
731 |
|
|
p.pid = pid; |
732 |
|
|
p.input = input; |
733 |
|
|
p.output = output; |
734 |
|
|
p.pes_type = type; |
735 |
|
|
p.flags = flags; |
736 |
|
|
if (ioctl (fd, DMX_SET_PES_FILTER, &p) < 0) |
737 |
|
|
XSRETURN_UNDEF; |
738 |
|
|
|
739 |
|
|
RETVAL = 1; |
740 |
|
|
OUTPUT: |
741 |
|
|
RETVAL |
742 |
|
|
|
743 |
|
|
int |
744 |
|
|
_buffer (int fd, unsigned long size) |
745 |
|
|
CODE: |
746 |
|
|
|
747 |
|
|
if (ioctl (fd, DMX_SET_BUFFER_SIZE, size) < 0) |
748 |
|
|
XSRETURN_UNDEF; |
749 |
|
|
|
750 |
|
|
RETVAL = 1; |
751 |
|
|
OUTPUT: |
752 |
|
|
RETVAL |
753 |
|
|
|
754 |
|
|
MODULE = Linux::DVB PACKAGE = Linux::DVB::Decode PREFIX = decode_ |
755 |
|
|
|
756 |
|
|
void |
757 |
|
|
set (SV *data) |
758 |
|
|
CODE: |
759 |
|
|
|
760 |
|
|
int |
761 |
|
|
len () |
762 |
|
|
CODE: |
763 |
|
|
RETVAL = (dec_ofs + 7) >> 3; |
764 |
|
|
OUTPUT: |
765 |
|
|
RETVAL |
766 |
|
|
|
767 |
|
|
U32 |
768 |
|
|
field (int bits) |
769 |
|
|
|
770 |
|
|
SV * |
771 |
|
|
si (SV *stream) |
772 |
|
|
CODE: |
773 |
|
|
HV *hv = newHV (); |
774 |
|
|
|
775 |
|
|
U8 table_id; |
776 |
|
|
U16 length; |
777 |
|
|
long end; |
778 |
|
|
|
779 |
|
|
decode_set (stream); |
780 |
|
|
|
781 |
|
|
do { |
782 |
|
|
DEC_I (hv, 8, table_id); |
783 |
|
|
table_id = dec_field; |
784 |
|
|
} while (table_id == 0xff); |
785 |
|
|
|
786 |
|
|
DEC_I (hv, 1, section_syntax_indicator); |
787 |
|
|
decode_field (1); |
788 |
|
|
decode_field (2); |
789 |
|
|
|
790 |
|
|
length = decode_field (12); |
791 |
|
|
end = dec_ofs + (length << 3); |
792 |
|
|
|
793 |
|
|
switch (table_id) |
794 |
|
|
{ |
795 |
|
|
case SCT_EIT_PRESENT: |
796 |
|
|
case SCT_EIT_PRESENT_OTHER: |
797 |
|
|
case SCT_EIT_SCHEDULE0...SCT_EIT_SCHEDULE15: //GCC |
798 |
|
|
case SCT_EIT_SCHEDULE_OTHER0...SCT_EIT_SCHEDULE_OTHER15: //GCC |
799 |
|
|
DEC_I (hv, 16, service_id); |
800 |
|
|
decode_field (2); |
801 |
|
|
DEC_I (hv, 5, version_number); |
802 |
|
|
DEC_I (hv, 1, current_next_indicator); |
803 |
|
|
DEC_I (hv, 8, section_number); |
804 |
|
|
DEC_I (hv, 8, last_section_number); |
805 |
|
|
DEC_I (hv, 16, transport_stream_id); |
806 |
|
|
DEC_I (hv, 16, original_network_id); |
807 |
|
|
DEC_I (hv, 8, segment_last_section_number); |
808 |
|
|
DEC_I (hv, 8, last_table_id); |
809 |
|
|
|
810 |
|
|
AV *events = newAV (); |
811 |
root |
1.2 |
HVS (hv, events, newRV_noinc ((SV *)events)); |
812 |
root |
1.1 |
|
813 |
|
|
while (end - dec_ofs > 32) |
814 |
|
|
{ |
815 |
|
|
long dll; |
816 |
|
|
AV *desc; |
817 |
|
|
HV *ev = newHV (); |
818 |
|
|
av_push (events, newRV_noinc ((SV *)ev)); |
819 |
|
|
|
820 |
|
|
DEC_I (ev, 16, event_id); |
821 |
|
|
DEC_I (ev, 16, start_time_mjd); |
822 |
|
|
DEC_I (ev, 24, start_time_hms); |
823 |
|
|
DEC_I (ev, 24, duration); |
824 |
|
|
DEC_I (ev, 3, running_status); |
825 |
|
|
DEC_I (ev, 1, free_CA_mode); |
826 |
|
|
|
827 |
|
|
dll = dec_ofs + (decode_field (12) << 3); |
828 |
|
|
|
829 |
|
|
desc = decode_descriptors (dll); |
830 |
root |
1.2 |
HVS (ev, descriptors, newRV_noinc ((SV *)desc)); |
831 |
root |
1.1 |
} |
832 |
|
|
|
833 |
|
|
decode_field (32); // skip CRC |
834 |
|
|
|
835 |
|
|
break; |
836 |
root |
1.2 |
|
837 |
root |
1.1 |
case SCT_SDT: |
838 |
|
|
case SCT_SDT_OTHER: |
839 |
root |
1.2 |
DEC_I (hv, 16, transport_stream_id); |
840 |
|
|
decode_field (2); |
841 |
|
|
DEC_I (hv, 5, version_number); |
842 |
|
|
DEC_I (hv, 1, current_next_indicator); |
843 |
|
|
DEC_I (hv, 8, section_number); |
844 |
|
|
DEC_I (hv, 8, last_section_number); |
845 |
|
|
DEC_I (hv, 16, original_network_id); |
846 |
|
|
decode_field (8); |
847 |
root |
1.1 |
|
848 |
root |
1.2 |
AV *services = newAV (); |
849 |
|
|
HVS (hv, services, newRV_noinc ((SV *)services)); |
850 |
root |
1.1 |
|
851 |
|
|
while (end - dec_ofs > 32) |
852 |
|
|
{ |
853 |
|
|
HV *ev = newHV (); |
854 |
|
|
U32 dll; |
855 |
root |
1.2 |
AV *desc; |
856 |
|
|
av_push (services, newRV_noinc ((SV *)ev)); |
857 |
root |
1.1 |
|
858 |
|
|
DEC_I (ev, 16, service_id); |
859 |
|
|
decode_field (6); |
860 |
|
|
DEC_I (ev, 1, EIT_schedule_flags); |
861 |
|
|
DEC_I (ev, 1, EIT_present_following_flag); |
862 |
|
|
DEC_I (ev, 3, running_status); |
863 |
|
|
DEC_I (ev, 1, free_CA_mode); |
864 |
|
|
|
865 |
root |
1.2 |
dll = dec_ofs + (decode_field (12) << 3); |
866 |
root |
1.1 |
|
867 |
root |
1.2 |
desc = decode_descriptors (dll); |
868 |
|
|
HVS (ev, descriptors, newRV_noinc ((SV *)desc)); |
869 |
root |
1.1 |
} |
870 |
|
|
|
871 |
|
|
decode_field (32); // skip CRC |
872 |
|
|
break; |
873 |
root |
1.2 |
|
874 |
root |
1.1 |
default: |
875 |
|
|
DEC_S (hv, length, raw_data); |
876 |
|
|
break; |
877 |
|
|
} |
878 |
|
|
|
879 |
|
|
if (decode_overflow) |
880 |
|
|
{ |
881 |
|
|
SvREFCNT_dec (hv); |
882 |
|
|
XSRETURN_UNDEF; |
883 |
|
|
} |
884 |
|
|
|
885 |
|
|
sv_chop (stream, SvPVX (stream) + ((dec_ofs + 7) >> 3)); |
886 |
|
|
|
887 |
|
|
RETVAL = (SV *)newRV_noinc ((SV *)hv); |
888 |
|
|
OUTPUT: |
889 |
|
|
RETVAL |
890 |
|
|
|