Tom Tsou | 9394dbd | 2016-07-07 17:06:12 -0700 | [diff] [blame] | 1 | #pragma once |
| 2 | |
| 3 | /* General Packet Radio Service (GPRS) |
| 4 | * Radio Link Control / Medium Access Control (RLC/MAC) protocol |
| 5 | * 3GPP TS 04.60 version 8.27.0 Release 1999 |
| 6 | */ |
| 7 | |
| 8 | #include <stdint.h> |
| 9 | |
| 10 | #if OSMO_IS_LITTLE_ENDIAN == 1 |
| 11 | /* TS 04.60 10.3a.4.1.1 */ |
| 12 | struct gprs_rlc_ul_header_egprs_1 { |
| 13 | uint8_t r:1, |
| 14 | si:1, |
| 15 | cv:4, |
| 16 | tfi_hi:2; |
| 17 | uint8_t tfi_lo:3, |
| 18 | bsn1_hi:5; |
| 19 | uint8_t bsn1_lo:6, |
| 20 | bsn2_hi:2; |
| 21 | uint8_t bsn2_lo:8; |
| 22 | uint8_t cps:5, |
| 23 | rsb:1, |
| 24 | pi:1, |
| 25 | spare_hi:1; |
| 26 | uint8_t spare_lo:6, |
| 27 | dummy:2; |
| 28 | } __attribute__ ((packed)); |
| 29 | |
| 30 | /* TS 04.60 10.3a.4.2.1 */ |
| 31 | struct gprs_rlc_ul_header_egprs_2 { |
| 32 | uint8_t r:1, |
| 33 | si:1, |
| 34 | cv:4, |
| 35 | tfi_hi:2; |
| 36 | uint8_t tfi_lo:3, |
| 37 | bsn1_hi:5; |
| 38 | uint8_t bsn1_lo:6, |
| 39 | cps_hi:2; |
| 40 | uint8_t cps_lo:1, |
| 41 | rsb:1, |
| 42 | pi:1, |
| 43 | spare_hi:5; |
| 44 | uint8_t spare_lo:5, |
| 45 | dummy:3; |
| 46 | } __attribute__ ((packed)); |
| 47 | |
| 48 | /* TS 04.60 10.3a.4.3.1 */ |
| 49 | struct gprs_rlc_ul_header_egprs_3 { |
| 50 | uint8_t r:1, |
| 51 | si:1, |
| 52 | cv:4, |
| 53 | tfi_hi:2; |
| 54 | uint8_t tfi_lo:3, |
| 55 | bsn1_hi:5; |
| 56 | uint8_t bsn1_lo:6, |
| 57 | cps_hi:2; |
| 58 | uint8_t cps_lo:2, |
| 59 | spb:2, |
| 60 | rsb:1, |
| 61 | pi:1, |
| 62 | spare:1, |
| 63 | dummy:1; |
| 64 | } __attribute__ ((packed)); |
| 65 | |
| 66 | struct gprs_rlc_dl_header_egprs_1 { |
| 67 | uint8_t usf:3, |
| 68 | es_p:2, |
| 69 | rrbp:2, |
| 70 | tfi_hi:1; |
| 71 | uint8_t tfi_lo:4, |
| 72 | pr:2, |
| 73 | bsn1_hi:2; |
| 74 | uint8_t bsn1_mid:8; |
| 75 | uint8_t bsn1_lo:1, |
| 76 | bsn2_hi:7; |
| 77 | uint8_t bsn2_lo:3, |
| 78 | cps:5; |
| 79 | } __attribute__ ((packed)); |
| 80 | |
| 81 | struct gprs_rlc_dl_header_egprs_2 { |
| 82 | uint8_t usf:3, |
| 83 | es_p:2, |
| 84 | rrbp:2, |
| 85 | tfi_hi:1; |
| 86 | uint8_t tfi_lo:4, |
| 87 | pr:2, |
| 88 | bsn1_hi:2; |
| 89 | uint8_t bsn1_mid:8; |
| 90 | uint8_t bsn1_lo:1, |
| 91 | cps:3, |
| 92 | dummy:4; |
| 93 | } __attribute__ ((packed)); |
| 94 | |
| 95 | struct gprs_rlc_dl_header_egprs_3 { |
| 96 | uint8_t usf:3, |
| 97 | es_p:2, |
| 98 | rrbp:2, |
| 99 | tfi_hi:1; |
| 100 | uint8_t tfi_lo:4, |
| 101 | pr:2, |
| 102 | bsn1_hi:2; |
| 103 | uint8_t bsn1_mid:8; |
| 104 | uint8_t bsn1_lo:1, |
| 105 | cps:4, |
| 106 | spb:2, |
| 107 | dummy:1; |
| 108 | } __attribute__ ((packed)); |
| 109 | #else |
| 110 | /* TS 04.60 10.3a.4.1.1 */ |
| 111 | struct gprs_rlc_ul_header_egprs_1 { |
| 112 | uint8_t tfi_hi:2, |
| 113 | cv:4, |
| 114 | si:1, |
| 115 | r:1; |
| 116 | uint8_t bsn1_hi:5, |
| 117 | tfi_lo:3; |
| 118 | uint8_t bsn2_hi:2, |
| 119 | bsn1_lo:6; |
| 120 | uint8_t bsn2_lo:8; |
| 121 | uint8_t spare_hi:1, |
| 122 | pi:1, |
| 123 | rsb:1, |
| 124 | cps:5; |
| 125 | uint8_t dummy:2, |
| 126 | spare_lo:6; |
| 127 | } __attribute__ ((packed)); |
| 128 | |
| 129 | /* TS 04.60 10.3a.4.2.1 */ |
| 130 | struct gprs_rlc_ul_header_egprs_2 { |
| 131 | uint8_t tfi_hi:2, |
| 132 | cv:4, |
| 133 | si:1, |
| 134 | r:1; |
| 135 | uint8_t bsn1_hi:5, |
| 136 | tfi_lo:3; |
| 137 | uint8_t cps_hi:2, |
| 138 | bsn1_lo:6; |
| 139 | uint8_t spare_hi:5, |
| 140 | pi:1, |
| 141 | rsb:1, |
| 142 | cps_lo:1; |
| 143 | uint8_t dummy:3, |
| 144 | spare_lo:5; |
| 145 | } __attribute__ ((packed)); |
| 146 | |
| 147 | /* TS 04.60 10.3a.4.3.1 */ |
| 148 | struct gprs_rlc_ul_header_egprs_3 { |
| 149 | uint8_t tfi_hi:2, |
| 150 | cv:4, |
| 151 | si:1, |
| 152 | r:1; |
| 153 | uint8_t bsn1_hi:5, |
| 154 | tfi_lo:3; |
| 155 | uint8_t cps_hi:2, |
| 156 | bsn1_lo:6; |
| 157 | uint8_t dummy:1, |
| 158 | spare:1, |
| 159 | pi:1, |
| 160 | rsb:1, |
| 161 | spb:2, |
| 162 | cps_lo:2; |
| 163 | } __attribute__ ((packed)); |
| 164 | |
| 165 | struct gprs_rlc_dl_header_egprs_1 { |
| 166 | uint8_t tfi_hi:1, |
| 167 | rrbp:2, |
| 168 | es_p:2, |
| 169 | usf:3; |
| 170 | uint8_t bsn1_hi:2, |
| 171 | pr:2, |
| 172 | tfi_lo:4; |
| 173 | uint8_t bsn1_mid:8; |
| 174 | uint8_t bsn2_hi:7, |
| 175 | bsn1_lo:1; |
| 176 | uint8_t cps:5, |
| 177 | bsn2_lo:3; |
| 178 | } __attribute__ ((packed)); |
| 179 | |
| 180 | struct gprs_rlc_dl_header_egprs_2 { |
| 181 | uint8_t tfi_hi:1, |
| 182 | rrbp:2, |
| 183 | es_p:2, |
| 184 | usf:3; |
| 185 | uint8_t bsn1_hi:2, |
| 186 | pr:2, |
| 187 | tfi_lo:4; |
| 188 | uint8_t bsn1_mid:8; |
| 189 | uint8_t dummy:4, |
| 190 | cps:3, |
| 191 | bsn1_lo:1; |
| 192 | } __attribute__ ((packed)); |
| 193 | |
| 194 | struct gprs_rlc_dl_header_egprs_3 { |
| 195 | uint8_t tfi_hi:1, |
| 196 | rrbp:2, |
| 197 | es_p:2, |
| 198 | usf:3; |
| 199 | uint8_t bsn1_hi:2, |
| 200 | pr:2, |
| 201 | tfi_lo:4; |
| 202 | uint8_t bsn1_mid:8; |
| 203 | uint8_t dummy:1, |
| 204 | spb:2, |
| 205 | cps:4, |
| 206 | bsn1_lo:1; |
| 207 | } __attribute__ ((packed)); |
| 208 | #endif |