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use crate::base::{ErrorCode, HasErrorCode}; use crate::{ error, Endian, ErrorCodeReaderExt, ErrorCodeWriterExt, HasFixedCommandId, IsRequest, IsResponse, IsValidResponseFor, MessageExt, ReadExt, ReadFromPayload, Result, TryFromResponse, WithFixedPayloadLength, WriteExt, }; use snafu::ensure; use std::io::{Read, Write}; #[derive(Clone, Debug, PartialEq)] pub struct Request { pub values: Vec<u16>, } impl IsRequest for Request { type Response = Response; } impl From<Request> for super::Request { fn from(m: Request) -> Self { super::Request::UploadJob(m) } } impl Request { const ADDITIONAL_FIXED_PAYLOAD_LENGTH: u16 = u16::FIXED_PAYLOAD_LENGTH; fn verify_payload_length(received: u16, required: u16) -> Result<()> { ensure!( required == received, error::InvalidPayloadLength { message_type: "upload_job_response", received, required } ); Ok(()) } } impl HasFixedCommandId for Request { const COMMAND_ID: u16 = 0x2808; } impl MessageExt for Request { fn payload_length(&self) -> u16 { Self::ADDITIONAL_FIXED_PAYLOAD_LENGTH + u16::FIXED_PAYLOAD_LENGTH * self.values.len() as u16 } fn write_payload(&self, w: &mut dyn Write) -> Result<()> { w.write_u16::<Endian>(self.values.len() as u16)?; for value in &self.values { w.write_u16::<Endian>(*value)?; } Ok(()) } } impl ReadFromPayload for Request { fn read_from_payload<R: Read>( r: &mut R, payload_length: u16, ) -> Result<Self> { let count = r.read_u16::<Endian>()?; let required_payload_length = Self::ADDITIONAL_FIXED_PAYLOAD_LENGTH + count as u16 * u16::FIXED_PAYLOAD_LENGTH; Self::verify_payload_length( payload_length, required_payload_length, )?; let mut values = Vec::new(); for _ in 0..count { values.push(r.read_u16::<Endian>()?); } Ok(Self { values }) } } #[cfg(test)] mod test_request { use super::*; #[test] fn write_to_empty() { let mut buffer = Vec::new(); let options: u8 = 0x45; let sequence: u8 = 0x93; let values = Vec::new(); let message = Request { values }; message.write_to(&mut buffer, options, sequence).unwrap(); assert_eq!( buffer, [ 0x45, // options 0x93, // sequence 0x08, // command lower byte 0x28, // command upper byte 0x02, // length lower byte 0x00, // length upper byte 0x00, // command count lower byte 0x00, // command count upper byte ] ); } #[test] fn write_to_single_item() { let mut buffer = Vec::new(); let options: u8 = 0x45; let sequence: u8 = 0x93; let values = vec![0x7542]; let length = { let fixed = 4u16; let per_value = 9u16; let value_count = 1u16; fixed + per_value * value_count }; assert_eq!(length, 0x000D); assert_eq!(0x000D, 13); let message = Request { values }; message.write_to(&mut buffer, options, sequence).unwrap(); assert_eq!( buffer, vec![ 0x45, // options 0x93, // sequence 0x08, // command lower byte 0x28, // command upper byte 0x04, // length lower byte 0x00, // length upper byte 0x01, // command count lower byte 0x00, // command count upper byte 0x42, // command 0 lower byte 0x75, // command 0 upper byte ] ); } #[test] fn write_to_with_u16_required_length() { let mut buffer = Vec::new(); let options: u8 = 0x45; let sequence: u8 = 0x93; let values = vec![ 0x1122, 0x3344, 0x5566, 0x7788, 0x9900, 0x1122, 0x3344, 0x5566, 0x7788, 0x9900, 0x1122, 0x3344, 0x5566, 0x7788, 0x9900, 0x1122, 0x3344, 0x5566, 0x7788, 0x9900, 0x1122, 0x3344, 0x5566, 0x7788, 0x9900, 0x1122, 0x3344, 0x5566, 0x7788, 0x9900, 0x1122, 0x3344, 0x5566, 0x7788, 0x9900, 0x1122, 0x3344, 0x5566, 0x7788, 0x9900, 0x1122, 0x3344, 0x5566, 0x7788, 0x9900, 0x1122, 0x3344, 0x5566, 0x7788, 0x9900, // 50 // 0x1122, 0x3344, 0x5566, 0x7788, 0x9900, 0x1122, 0x3344, 0x5566, 0x7788, 0x9900, 0x1122, 0x3344, 0x5566, 0x7788, 0x9900, 0x1122, 0x3344, 0x5566, 0x7788, 0x9900, 0x1122, 0x3344, 0x5566, 0x7788, 0x9900, 0x1122, 0x3344, 0x5566, 0x7788, 0x9900, 0x1122, 0x3344, 0x5566, 0x7788, 0x9900, 0x1122, 0x3344, 0x5566, 0x7788, 0x9900, 0x1122, 0x3344, 0x5566, 0x7788, 0x9900, 0x1122, 0x3344, 0x5566, 0x7788, 0x9900, // 100 // 0x1122, 0x3344, 0x5566, 0x7788, 0x9900, 0x1122, 0x3344, 0x5566, 0x7788, 0x9900, 0x1122, 0x3344, 0x5566, 0x7788, 0x9900, 0x1122, 0x3344, 0x5566, 0x7788, 0x9900, 0x1122, 0x3344, 0x5566, 0x7788, 0x9900, 0x1122, 0x3344, 0x5566, 0x7788, 0x9900, 0x1122, 0x3344, 0x5566, 0x7788, 0x9900, 0x1122, 0x3344, 0x5566, 0x7788, 0x9900, 0x1122, 0x3344, 0x5566, 0x7788, 0x9900, 0x1122, 0x3344, 0x5566, 0x7788, 0x9900, // 150 // 0x1122, 0x3344, 0x5566, 0x7788, 0x9900, 0x1122, 0x3344, 0x5566, 0x7788, 0x9900, 0x1122, 0x3344, 0x5566, 0x7788, 0x9900, 0x1122, 0x3344, 0x5566, 0x7788, 0x9900, 0x1122, 0x3344, 0x5566, 0x7788, 0x9900, 0x1122, 0x3344, 0x5566, 0x7788, 0x9900, 0x1122, 0x3344, 0x5566, 0x7788, 0x9900, 0x1122, 0x3344, 0x5566, 0x7788, 0x9900, 0x1122, 0x3344, 0x5566, 0x7788, 0x9900, 0x1122, 0x3344, 0x5566, 0x7788, 0x9900, // 200 // 0x1122, 0x3344, 0x5566, 0x7788, 0x9900, 0x1122, 0x3344, 0x5566, 0x7788, 0x9900, 0x1122, 0x3344, 0x5566, 0x7788, 0x9900, 0x1122, 0x3344, 0x5566, 0x7788, 0x9900, 0x1122, 0x3344, 0x5566, 0x7788, 0x9900, 0x1122, 0x3344, 0x5566, 0x7788, 0x9900, 0x1122, 0x3344, 0x5566, 0x7788, 0x9900, 0x1122, 0x3344, 0x5566, 0x7788, 0x9900, 0x1122, 0x3344, 0x5566, 0x7788, 0x9900, 0x1122, 0x3344, 0x5566, 0x7788, 0x9900, // 250 // 0x1122, 0x3344, 0x5566, 0x7788, 0x9900, 0x1122, 0x3344, 0x5566, 0x7788, 0x9900, // 260 ]; let length = { let fixed = 2u16; let per_chunk = 2u16; let chunk_count = 258u16; fixed + per_chunk * chunk_count }; assert_eq!(length, 0x206u16); assert_eq!(0x206u16, 518u16); assert_eq!(258u16, 0x0102u16); let message = Request { values }; message.write_to(&mut buffer, options, sequence).unwrap(); assert_eq!( buffer, vec![ 0x45, // options 0x93, // sequence 0x08, // command lower byte 0x28, // command upper byte 0x0A, // length lower byte 0x02, // length upper byte 0x04, // command count lower byte 0x01, // command count upper byte // 0x22, // command chunk 0 lower byte 0x11, // command chunk 0 upper byte 0x44, // command chunk 1 lower byte 0x33, // command chunk 1 upper byte 0x66, // command chunk 2 lower byte 0x55, // command chunk 2 upper byte 0x88, // command chunk 3 lower byte 0x77, // command chunk 3 upper byte 0x00, // command chunk 4 lower byte 0x99, // command chunk 4 upper byte // 0x22, // command chunk 5 lower byte 0x11, // command chunk 5 upper byte 0x44, // command chunk 6 lower byte 0x33, // command chunk 6 upper byte 0x66, // command chunk 7 lower byte 0x55, // command chunk 7 upper byte 0x88, // command chunk 8 lower byte 0x77, // command chunk 8 upper byte 0x00, // command chunk 9 lower byte 0x99, // command chunk 9 upper byte // 0x22, // command chunk 10 lower byte 0x11, // command chunk 10 upper byte 0x44, // command chunk 11 lower byte 0x33, // command chunk 11 upper byte 0x66, // command chunk 12 lower byte 0x55, // command chunk 12 upper byte 0x88, // command chunk 13 lower byte 0x77, // command chunk 13 upper byte 0x00, // command chunk 14 lower byte 0x99, // command chunk 14 upper byte // 0x22, // command chunk 15 lower byte 0x11, // command chunk 15 upper byte 0x44, // command chunk 16 lower byte 0x33, // command chunk 16 upper byte 0x66, // command chunk 17 lower byte 0x55, // command chunk 17 upper byte 0x88, // command chunk 18 lower byte 0x77, // command chunk 18 upper byte 0x00, // command chunk 19 lower byte 0x99, // command chunk 19 upper byte // 0x22, // command chunk 20 lower byte 0x11, // command chunk 20 upper byte 0x44, // command chunk 21 lower byte 0x33, // command chunk 21 upper byte 0x66, // command chunk 22 lower byte 0x55, // command chunk 22 upper byte 0x88, // command chunk 23 lower byte 0x77, // command chunk 23 upper byte 0x00, // command chunk 24 lower byte 0x99, // command chunk 24 upper byte // 0x22, // command chunk 25 lower byte 0x11, // command chunk 25 upper byte 0x44, // command chunk 26 lower byte 0x33, // command chunk 26 upper byte 0x66, // command chunk 27 lower byte 0x55, // command chunk 27 upper byte 0x88, // command chunk 28 lower byte 0x77, // command chunk 28 upper byte 0x00, // command chunk 29 lower byte 0x99, // command chunk 29 upper byte // 0x22, // command chunk 30 lower byte 0x11, // command chunk 30 upper byte 0x44, // command chunk 31 lower byte 0x33, // command chunk 31 upper byte 0x66, // command chunk 32 lower byte 0x55, // command chunk 32 upper byte 0x88, // command chunk 33 lower byte 0x77, // command chunk 33 upper byte 0x00, // command chunk 34 lower byte 0x99, // command chunk 34 upper byte // 0x22, // command chunk 35 lower byte 0x11, // command chunk 35 upper byte 0x44, // command chunk 36 lower byte 0x33, // command chunk 36 upper byte 0x66, // command chunk 37 lower byte 0x55, // command chunk 37 upper byte 0x88, // command chunk 38 lower byte 0x77, // command chunk 38 upper byte 0x00, // command chunk 39 lower byte 0x99, // command chunk 39 upper byte // 0x22, // command chunk 40 lower byte 0x11, // command chunk 40 upper byte 0x44, // command chunk 41 lower byte 0x33, // command chunk 41 upper byte 0x66, // command chunk 42 lower byte 0x55, // command chunk 42 upper byte 0x88, // command chunk 43 lower byte 0x77, // command chunk 43 upper byte 0x00, // command chunk 44 lower byte 0x99, // command chunk 44 upper byte // 0x22, // command chunk 45 lower byte 0x11, // command chunk 45 upper byte 0x44, // command chunk 46 lower byte 0x33, // command chunk 46 upper byte 0x66, // command chunk 47 lower byte 0x55, // command chunk 47 upper byte 0x88, // command chunk 48 lower byte 0x77, // command chunk 48 upper byte 0x00, // command chunk 49 lower byte 0x99, // command chunk 49 upper byte // 0x22, // command chunk 50 lower byte 0x11, // command chunk 50 upper byte 0x44, // command chunk 51 lower byte 0x33, // command chunk 51 upper byte 0x66, // command chunk 52 lower byte 0x55, // command chunk 52 upper byte 0x88, // command chunk 53 lower byte 0x77, // command chunk 53 upper byte 0x00, // command chunk 54 lower byte 0x99, // command chunk 54 upper byte // 0x22, // command chunk 55 lower byte 0x11, // command chunk 55 upper byte 0x44, // command chunk 56 lower byte 0x33, // command chunk 56 upper byte 0x66, // command chunk 57 lower byte 0x55, // command chunk 57 upper byte 0x88, // command chunk 58 lower byte 0x77, // command chunk 58 upper byte 0x00, // command chunk 59 lower byte 0x99, // command chunk 59 upper byte // 0x22, // command chunk 60 lower byte 0x11, // command chunk 60 upper byte 0x44, // command chunk 61 lower byte 0x33, // command chunk 61 upper byte 0x66, // command chunk 62 lower byte 0x55, // command chunk 62 upper byte 0x88, // command chunk 63 lower byte 0x77, // command chunk 63 upper byte 0x00, // command chunk 64 lower byte 0x99, // command chunk 64 upper byte // 0x22, // command chunk 65 lower byte 0x11, // command chunk 65 upper byte 0x44, // command chunk 66 lower byte 0x33, // command chunk 66 upper byte 0x66, // command chunk 67 lower byte 0x55, // command chunk 67 upper byte 0x88, // command chunk 68 lower byte 0x77, // command chunk 68 upper byte 0x00, // command chunk 69 lower byte 0x99, // command chunk 69 upper byte // 0x22, // command chunk 70 lower byte 0x11, // command chunk 70 upper byte 0x44, // command chunk 71 lower byte 0x33, // command chunk 71 upper byte 0x66, // command chunk 72 lower byte 0x55, // command chunk 72 upper byte 0x88, // command chunk 73 lower byte 0x77, // command chunk 73 upper byte 0x00, // command chunk 74 lower byte 0x99, // command chunk 74 upper byte // 0x22, // command chunk 75 lower byte 0x11, // command chunk 75 upper byte 0x44, // command chunk 76 lower byte 0x33, // command chunk 76 upper byte 0x66, // command chunk 77 lower byte 0x55, // command chunk 77 upper byte 0x88, // command chunk 78 lower byte 0x77, // command chunk 78 upper byte 0x00, // command chunk 79 lower byte 0x99, // command chunk 79 upper byte // 0x22, // command chunk 80 lower byte 0x11, // command chunk 80 upper byte 0x44, // command chunk 81 lower byte 0x33, // command chunk 81 upper byte 0x66, // command chunk 82 lower byte 0x55, // command chunk 82 upper byte 0x88, // command chunk 83 lower byte 0x77, // command chunk 83 upper byte 0x00, // command chunk 84 lower byte 0x99, // command chunk 84 upper byte // 0x22, // command chunk 85 lower byte 0x11, // command chunk 85 upper byte 0x44, // command chunk 86 lower byte 0x33, // command chunk 86 upper byte 0x66, // command chunk 87 lower byte 0x55, // command chunk 87 upper byte 0x88, // command chunk 88 lower byte 0x77, // command chunk 88 upper byte 0x00, // command chunk 89 lower byte 0x99, // command chunk 89 upper byte // 0x22, // command chunk 90 lower byte 0x11, // command chunk 90 upper byte 0x44, // command chunk 91 lower byte 0x33, // command chunk 91 upper byte 0x66, // command chunk 92 lower byte 0x55, // command chunk 92 upper byte 0x88, // command chunk 93 lower byte 0x77, // command chunk 93 upper byte 0x00, // command chunk 94 lower byte 0x99, // command chunk 94 upper byte // 0x22, // command chunk 95 lower byte 0x11, // command chunk 95 upper byte 0x44, // command chunk 96 lower byte 0x33, // command chunk 96 upper byte 0x66, // command chunk 97 lower byte 0x55, // command chunk 97 upper byte 0x88, // command chunk 98 lower byte 0x77, // command chunk 98 upper byte 0x00, // command chunk 99 lower byte 0x99, // command chunk 99 upper byte // 0x22, // command chunk 100 lower byte 0x11, // command chunk 100 upper byte 0x44, // command chunk 101 lower byte 0x33, // command chunk 101 upper byte 0x66, // command chunk 102 lower byte 0x55, // command chunk 102 upper byte 0x88, // command chunk 103 lower byte 0x77, // command chunk 103 upper byte 0x00, // command chunk 104 lower byte 0x99, // command chunk 104 upper byte // 0x22, // command chunk 105 lower byte 0x11, // command chunk 105 upper byte 0x44, // command chunk 106 lower byte 0x33, // command chunk 106 upper byte 0x66, // command chunk 107 lower byte 0x55, // command chunk 107 upper byte 0x88, // command chunk 108 lower byte 0x77, // command chunk 108 upper byte 0x00, // command chunk 109 lower byte 0x99, // command chunk 109 upper byte // 0x22, // command chunk 110 lower byte 0x11, // command chunk 110 upper byte 0x44, // command chunk 111 lower byte 0x33, // command chunk 111 upper byte 0x66, // command chunk 112 lower byte 0x55, // command chunk 112 upper byte 0x88, // command chunk 113 lower byte 0x77, // command chunk 113 upper byte 0x00, // command chunk 114 lower byte 0x99, // command chunk 114 upper byte // 0x22, // command chunk 115 lower byte 0x11, // command chunk 115 upper byte 0x44, // command chunk 116 lower byte 0x33, // command chunk 116 upper byte 0x66, // command chunk 117 lower byte 0x55, // command chunk 117 upper byte 0x88, // command chunk 118 lower byte 0x77, // command chunk 118 upper byte 0x00, // command chunk 119 lower byte 0x99, // command chunk 119 upper byte // 0x22, // command chunk 120 lower byte 0x11, // command chunk 120 upper byte 0x44, // command chunk 121 lower byte 0x33, // command chunk 121 upper byte 0x66, // command chunk 122 lower byte 0x55, // command chunk 122 upper byte 0x88, // command chunk 123 lower byte 0x77, // command chunk 123 upper byte 0x00, // command chunk 124 lower byte 0x99, // command chunk 124 upper byte // 0x22, // command chunk 125 lower byte 0x11, // command chunk 125 upper byte 0x44, // command chunk 126 lower byte 0x33, // command chunk 126 upper byte 0x66, // command chunk 127 lower byte 0x55, // command chunk 127 upper byte 0x88, // command chunk 128 lower byte 0x77, // command chunk 128 upper byte 0x00, // command chunk 129 lower byte 0x99, // command chunk 129 upper byte // 0x22, // command chunk 130 lower byte 0x11, // command chunk 130 upper byte 0x44, // command chunk 131 lower byte 0x33, // command chunk 131 upper byte 0x66, // command chunk 132 lower byte 0x55, // command chunk 132 upper byte 0x88, // command chunk 133 lower byte 0x77, // command chunk 133 upper byte 0x00, // command chunk 134 lower byte 0x99, // command chunk 134 upper byte // 0x22, // command chunk 135 lower byte 0x11, // command chunk 135 upper byte 0x44, // command chunk 136 lower byte 0x33, // command chunk 136 upper byte 0x66, // command chunk 137 lower byte 0x55, // command chunk 137 upper byte 0x88, // command chunk 138 lower byte 0x77, // command chunk 138 upper byte 0x00, // command chunk 139 lower byte 0x99, // command chunk 139 upper byte // 0x22, // command chunk 140 lower byte 0x11, // command chunk 140 upper byte 0x44, // command chunk 141 lower byte 0x33, // command chunk 141 upper byte 0x66, // command chunk 142 lower byte 0x55, // command chunk 142 upper byte 0x88, // command chunk 143 lower byte 0x77, // command chunk 143 upper byte 0x00, // command chunk 144 lower byte 0x99, // command chunk 144 upper byte // 0x22, // command chunk 145 lower byte 0x11, // command chunk 145 upper byte 0x44, // command chunk 146 lower byte 0x33, // command chunk 146 upper byte 0x66, // command chunk 147 lower byte 0x55, // command chunk 147 upper byte 0x88, // command chunk 148 lower byte 0x77, // command chunk 148 upper byte 0x00, // command chunk 149 lower byte 0x99, // command chunk 149 upper byte // 0x22, // command chunk 150 lower byte 0x11, // command chunk 150 upper byte 0x44, // command chunk 151 lower byte 0x33, // command chunk 151 upper byte 0x66, // command chunk 152 lower byte 0x55, // command chunk 152 upper byte 0x88, // command chunk 153 lower byte 0x77, // command chunk 153 upper byte 0x00, // command chunk 154 lower byte 0x99, // command chunk 154 upper byte // 0x22, // command chunk 155 lower byte 0x11, // command chunk 155 upper byte 0x44, // command chunk 156 lower byte 0x33, // command chunk 156 upper byte 0x66, // command chunk 157 lower byte 0x55, // command chunk 157 upper byte 0x88, // command chunk 158 lower byte 0x77, // command chunk 158 upper byte 0x00, // command chunk 159 lower byte 0x99, // command chunk 159 upper byte // 0x22, // command chunk 160 lower byte 0x11, // command chunk 160 upper byte 0x44, // command chunk 161 lower byte 0x33, // command chunk 161 upper byte 0x66, // command chunk 162 lower byte 0x55, // command chunk 162 upper byte 0x88, // command chunk 163 lower byte 0x77, // command chunk 163 upper byte 0x00, // command chunk 164 lower byte 0x99, // command chunk 164 upper byte // 0x22, // command chunk 165 lower byte 0x11, // command chunk 165 upper byte 0x44, // command chunk 166 lower byte 0x33, // command chunk 166 upper byte 0x66, // command chunk 167 lower byte 0x55, // command chunk 167 upper byte 0x88, // command chunk 168 lower byte 0x77, // command chunk 168 upper byte 0x00, // command chunk 169 lower byte 0x99, // command chunk 169 upper byte // 0x22, // command chunk 170 lower byte 0x11, // command chunk 170 upper byte 0x44, // command chunk 171 lower byte 0x33, // command chunk 171 upper byte 0x66, // command chunk 172 lower byte 0x55, // command chunk 172 upper byte 0x88, // command chunk 173 lower byte 0x77, // command chunk 173 upper byte 0x00, // command chunk 174 lower byte 0x99, // command chunk 174 upper byte // 0x22, // command chunk 175 lower byte 0x11, // command chunk 175 upper byte 0x44, // command chunk 176 lower byte 0x33, // command chunk 176 upper byte 0x66, // command chunk 177 lower byte 0x55, // command chunk 177 upper byte 0x88, // command chunk 178 lower byte 0x77, // command chunk 178 upper byte 0x00, // command chunk 179 lower byte 0x99, // command chunk 179 upper byte // 0x22, // command chunk 180 lower byte 0x11, // command chunk 180 upper byte 0x44, // command chunk 181 lower byte 0x33, // command chunk 181 upper byte 0x66, // command chunk 182 lower byte 0x55, // command chunk 182 upper byte 0x88, // command chunk 183 lower byte 0x77, // command chunk 183 upper byte 0x00, // command chunk 184 lower byte 0x99, // command chunk 184 upper byte // 0x22, // command chunk 185 lower byte 0x11, // command chunk 185 upper byte 0x44, // command chunk 186 lower byte 0x33, // command chunk 186 upper byte 0x66, // command chunk 187 lower byte 0x55, // command chunk 187 upper byte 0x88, // command chunk 188 lower byte 0x77, // command chunk 188 upper byte 0x00, // command chunk 189 lower byte 0x99, // command chunk 189 upper byte // 0x22, // command chunk 190 lower byte 0x11, // command chunk 190 upper byte 0x44, // command chunk 191 lower byte 0x33, // command chunk 191 upper byte 0x66, // command chunk 192 lower byte 0x55, // command chunk 192 upper byte 0x88, // command chunk 193 lower byte 0x77, // command chunk 193 upper byte 0x00, // command chunk 194 lower byte 0x99, // command chunk 194 upper byte // 0x22, // command chunk 195 lower byte 0x11, // command chunk 195 upper byte 0x44, // command chunk 196 lower byte 0x33, // command chunk 196 upper byte 0x66, // command chunk 197 lower byte 0x55, // command chunk 197 upper byte 0x88, // command chunk 198 lower byte 0x77, // command chunk 198 upper byte 0x00, // command chunk 199 lower byte 0x99, // command chunk 199 upper byte // 0x22, // command chunk 200 lower byte 0x11, // command chunk 200 upper byte 0x44, // command chunk 201 lower byte 0x33, // command chunk 201 upper byte 0x66, // command chunk 202 lower byte 0x55, // command chunk 202 upper byte 0x88, // command chunk 203 lower byte 0x77, // command chunk 203 upper byte 0x00, // command chunk 204 lower byte 0x99, // command chunk 204 upper byte // 0x22, // command chunk 205 lower byte 0x11, // command chunk 205 upper byte 0x44, // command chunk 206 lower byte 0x33, // command chunk 206 upper byte 0x66, // command chunk 207 lower byte 0x55, // command chunk 207 upper byte 0x88, // command chunk 208 lower byte 0x77, // command chunk 208 upper byte 0x00, // command chunk 209 lower byte 0x99, // command chunk 209 upper byte // 0x22, // command chunk 210 lower byte 0x11, // command chunk 210 upper byte 0x44, // command chunk 211 lower byte 0x33, // command chunk 211 upper byte 0x66, // command chunk 212 lower byte 0x55, // command chunk 212 upper byte 0x88, // command chunk 213 lower byte 0x77, // command chunk 213 upper byte 0x00, // command chunk 214 lower byte 0x99, // command chunk 214 upper byte // 0x22, // command chunk 215 lower byte 0x11, // command chunk 215 upper byte 0x44, // command chunk 216 lower byte 0x33, // command chunk 216 upper byte 0x66, // command chunk 217 lower byte 0x55, // command chunk 217 upper byte 0x88, // command chunk 218 lower byte 0x77, // command chunk 218 upper byte 0x00, // command chunk 219 lower byte 0x99, // command chunk 219 upper byte // 0x22, // command chunk 220 lower byte 0x11, // command chunk 220 upper byte 0x44, // command chunk 221 lower byte 0x33, // command chunk 221 upper byte 0x66, // command chunk 222 lower byte 0x55, // command chunk 222 upper byte 0x88, // command chunk 223 lower byte 0x77, // command chunk 223 upper byte 0x00, // command chunk 224 lower byte 0x99, // command chunk 224 upper byte // 0x22, // command chunk 225 lower byte 0x11, // command chunk 225 upper byte 0x44, // command chunk 226 lower byte 0x33, // command chunk 226 upper byte 0x66, // command chunk 227 lower byte 0x55, // command chunk 227 upper byte 0x88, // command chunk 228 lower byte 0x77, // command chunk 228 upper byte 0x00, // command chunk 229 lower byte 0x99, // command chunk 229 upper byte // 0x22, // command chunk 230 lower byte 0x11, // command chunk 230 upper byte 0x44, // command chunk 231 lower byte 0x33, // command chunk 231 upper byte 0x66, // command chunk 232 lower byte 0x55, // command chunk 232 upper byte 0x88, // command chunk 233 lower byte 0x77, // command chunk 233 upper byte 0x00, // command chunk 234 lower byte 0x99, // command chunk 234 upper byte // 0x22, // command chunk 235 lower byte 0x11, // command chunk 235 upper byte 0x44, // command chunk 236 lower byte 0x33, // command chunk 236 upper byte 0x66, // command chunk 237 lower byte 0x55, // command chunk 237 upper byte 0x88, // command chunk 238 lower byte 0x77, // command chunk 238 upper byte 0x00, // command chunk 239 lower byte 0x99, // command chunk 239 upper byte // 0x22, // command chunk 240 lower byte 0x11, // command chunk 240 upper byte 0x44, // command chunk 241 lower byte 0x33, // command chunk 241 upper byte 0x66, // command chunk 242 lower byte 0x55, // command chunk 242 upper byte 0x88, // command chunk 243 lower byte 0x77, // command chunk 243 upper byte 0x00, // command chunk 244 lower byte 0x99, // command chunk 244 upper byte // 0x22, // command chunk 245 lower byte 0x11, // command chunk 245 upper byte 0x44, // command chunk 246 lower byte 0x33, // command chunk 246 upper byte 0x66, // command chunk 247 lower byte 0x55, // command chunk 247 upper byte 0x88, // command chunk 248 lower byte 0x77, // command chunk 248 upper byte 0x00, // command chunk 249 lower byte 0x99, // command chunk 249 upper byte // 0x22, // command chunk 250 lower byte 0x11, // command chunk 250 upper byte 0x44, // command chunk 251 lower byte 0x33, // command chunk 251 upper byte 0x66, // command chunk 252 lower byte 0x55, // command chunk 252 upper byte 0x88, // command chunk 253 lower byte 0x77, // command chunk 253 upper byte 0x00, // command chunk 254 lower byte 0x99, // command chunk 254 upper byte // 0x22, // command chunk 255 lower byte 0x11, // command chunk 255 upper byte 0x44, // command chunk 256 lower byte 0x33, // command chunk 256 upper byte 0x66, // command chunk 257 lower byte 0x55, // command chunk 257 upper byte 0x88, // command chunk 258 lower byte 0x77, // command chunk 258 upper byte 0x00, // command chunk 259 lower byte 0x99, // command chunk 259 upper byte // ] ); } #[test] fn from_payload_empty() { let buffer = vec![ 0x00, // command count lower byte 0x00, // command count upper byte ]; let len = buffer.len() as u16; let message = Request::read_from_payload(&mut buffer.as_slice(), len) .unwrap(); let values = Vec::new(); assert_eq!(message, Request { values }); } #[test] fn from_payload_single_item() { let buffer = vec![ 0x01, // command count lower byte 0x00, // command count upper byte 0x26, // command chunk 0 lower byte 0x94, // command chunk 0 upper byte ]; let len = buffer.len() as u16; let message = Request::read_from_payload(&mut buffer.as_slice(), len) .unwrap(); let values = vec![0x9426]; assert_eq!(message, Request { values }); } #[test] fn read_from_three_items() { let buffer = vec![ 0x03, // command count lower byte 0x00, // command count upper byte 0x22, // command chunk 0 lower byte 0x11, // command chunk 0 upper byte 0x44, // command chunk 1 lower byte 0x33, // command chunk 1 upper byte 0x66, // command chunk 2 lower byte 0x55, // command chunk 2 upper byte ]; let len = buffer.len() as u16; let message = Request::read_from_payload(&mut buffer.as_slice(), len) .unwrap(); let values = vec![0x1122, 0x3344, 0x5566]; assert_eq!(message, Request { values }); } } #[derive(Clone, Debug, PartialEq)] pub struct Response { pub error: ErrorCode, pub job_slot_index: u16, } impl IsResponse for Response { type Request = Request; } impl IsValidResponseFor for Response { fn is_valid_response_for(&self, _request: &Request) -> bool { true } } impl HasErrorCode for Response { fn error_code(&self) -> ErrorCode { self.error } } impl TryFromResponse for Response { fn try_from_response(r: super::Response) -> Result<Self> { if let super::Response::UploadJob(r) = r { Ok(r) } else { error::UnexpectedResponseType.fail() } } } impl From<Response> for super::Response { fn from(m: Response) -> Self { super::Response::UploadJob(m) } } impl WithFixedPayloadLength for Response { const FIXED_PAYLOAD_LENGTH: u16 = ErrorCode::FIXED_PAYLOAD_LENGTH + u16::FIXED_PAYLOAD_LENGTH; } impl HasFixedCommandId for Response { const COMMAND_ID: u16 = 0x2809; } impl MessageExt for Response { fn payload_length(&self) -> u16 { Self::FIXED_PAYLOAD_LENGTH } fn write_payload(&self, w: &mut dyn Write) -> Result<()> { w.write_error_code(self.error)?; w.write_u16::<Endian>(self.job_slot_index)?; Ok(()) } } impl ReadFromPayload for Response { fn read_from_payload<R: Read>( r: &mut R, payload_length: u16, ) -> Result<Self> { Self::verify_payload_length( payload_length, "upload_job_response", )?; let error = r.read_error_code()?; let job_slot_index = r.read_u16::<Endian>()?; Ok(Self { error, job_slot_index, }) } } #[cfg(test)] mod test_response { use super::*; #[test] fn write_to() { let mut buffer = Vec::new(); let options: u8 = 0x45; let sequence: u8 = 0x93; let message = Response { error: ErrorCode::InvalidState, // 0x0107 job_slot_index: 0x6413, }; message.write_to(&mut buffer, options, sequence).unwrap(); assert_eq!( buffer, [ 0x45, // options 0x93, // sequence 0x09, // command lower byte 0x28, // command upper byte 0x04, // length lower byte 0x00, // length upper byte 0x07, // error lower byte 0x01, // error upper byte 0x13, // job_slot_index lower byte 0x64, // job_slot_index upper byte ] ); } #[test] fn read_from_payload() { let buffer = vec![0x07, 0x01, 0x13, 0x64]; let len = buffer.len() as u16; let message = Response::read_from_payload(&mut buffer.as_slice(), len) .unwrap(); assert_eq!( message, Response { error: ErrorCode::InvalidState, job_slot_index: 0x6413 } ); } }