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Added ABM,ACK,ACN,ALC,ALF,ALR,ARC,BBM,HBT,TLB,TTD,VSD sentences (#100)
1 parent 96ff744 commit 2740e68

32 files changed

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‎.github/workflows/ci.yml‎

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strategy:
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fail-fast: false
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matrix:
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go: ["1.17", "1.16", "1.15", "1.14"]
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go: ["1.20", "1.19", "1.18", "1.17"]
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steps:
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- uses: actions/checkout@v2
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- uses: actions/checkout@v3
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- name: Set up Go
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uses: actions/setup-go@v2
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uses: actions/setup-go@v3
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with:
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go-version: ${{ matrix.go }}
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- name: Install dependencies
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run: |
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go get -u golang.org/x/lint/golint@latest
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go get -u github.com/mattn/goveralls@v0.0.9
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go install golang.org/x/lint/golint@latest
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go install github.com/mattn/goveralls@v0.0.11
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- name: Lint
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run: |

‎Makefile‎

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@@ -11,8 +11,8 @@ test: ## Run tests with data race detector
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@go test -race ./...
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init:
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@go get -u golang.org/x/lint/golint@latest
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@go install golang.org/x/lint/golint@latest
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goversion ?= "1.17"
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test_version: ## Run tests inside Docker with given version (defaults to 1.17). Example for Go1.15: make test_version goversion=1.15
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goversion ?= "1.19"
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test_version: ## Run tests inside Docker with given version (defaults to 1.19). Example for Go1.15: make test_version goversion=1.15
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@docker run --rm -it -v $(shell pwd):/project golang:$(goversion) /bin/sh -c "cd /project && make test"

‎README.md‎

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Large diffs are not rendered by default.

‎abm.go‎

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package nmea
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const (
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// TypeABM type of ABM sentence for AIS addressed binary and safety related message
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TypeABM = "ABM"
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)
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// ABM - AIS addressed binary and safety related message
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// https://fcc.report/FCC-ID/ADB9ZWRTR100/2768717.pdf (page 6) FURUNO MARINE RADAR, model FAR-15XX manual
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//
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// Format: !--ABM,x,x,x,xxxxxxxxx,x,xx,s--s,x,*hh<CR><LF>
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// Example: !AIABM,26,2,1,3381581370,3,8,177KQJ5000G?tO`K>RA1wUbN0TKH,0*02
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type ABM struct {
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BaseSentence
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// NumFragments is total number of fragments/sentences need to transfer the message (1 - 9)
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NumFragments int64 // 0
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// FragmentNumber is current fragment/sentence number (1 - 9)
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FragmentNumber int64 // 1
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// MessageID is sequential message identifier (0 - 3)
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MessageID int64 // 2
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// MMSI is The MMSI of destination AIS unit for the ITU-R M.1371 message (10 digits or empty)
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MMSI string // 3
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// Channel is AIS channel for broadcast of the radio message (0 - 3)
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// 0 - no broadcast
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// 1 - on AIS channel A
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// 2 - on AIS channel B
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// 3 - broadcast on both AIS channels
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Channel string // 4
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// VDLMessageNumber is VDL message number (6/12), see ITU-R M.1371
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VDLMessageNumber int64 // 5
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// Payload is encapsulated data (6 bit binary-converted data) (1 - 63 bytes)
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Payload []byte // 6
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// 7 - Number of fill bits (0 - 5)
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}
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// newABM constructor
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func newABM(s BaseSentence) (ABM, error) {
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p := NewParser(s)
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p.AssertType(TypeABM)
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return ABM{
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BaseSentence: s,
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NumFragments: p.Int64(0, "number of fragments"),
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FragmentNumber: p.Int64(1, "fragment number"),
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MessageID: p.Int64(2, "message ID"),
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MMSI: p.String(3, "MMSI"),
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Channel: p.String(4, "channel"),
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VDLMessageNumber: p.Int64(5, "VDL message number"),
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Payload: p.SixBitASCIIArmour(6, int(p.Int64(7, "number of padding bits")), "payload"),
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}, p.Err()
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}

‎abm_test.go‎

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package nmea
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import (
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"github.com/stretchr/testify/assert"
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"testing"
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)
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func TestABM(t *testing.T) {
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var tests = []struct {
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name string
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raw string
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err string
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msg ABM
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}{
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{
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name: "Good single fragment message",
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raw: "!AIABM,26,2,1,3381581370,3,8,177KQJ5000G?tO`K>RA1wUbN0TKH,0*02",
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msg: ABM{
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NumFragments: 26,
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FragmentNumber: 2,
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MessageID: 1,
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MMSI: "3381581370",
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Channel: "3",
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VDLMessageNumber: 8,
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Payload: []byte{
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0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1, // 10
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0x1, 0x1, 0x0, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x1, // 20
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0x1, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x0, 0x0, 0x1, // 30
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0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x1, // 40
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0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, // 50
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0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, // 60
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0x0, 0x1, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, // 70
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0x1, 0x1, 0x1, 0x1, 0x1, 0x1, 0x0, 0x0, 0x0, 0x1, // 80
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0x1, 0x1, 0x1, 0x1, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, // 90
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0x0, 0x1, 0x1, 0x0, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, // 100
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0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x1, // 110
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0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, // 120
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0x1, 0x1, 0x1, 0x1, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, // 130
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0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x1, // 140
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0x1, 0x1, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, // 150
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0x1, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, // 160
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0x1, 0x1, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, // 168
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},
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},
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},
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{
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name: "Good single fragment message with padding",
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raw: "!AIABM,26,2,1,3381581370,3,8,H77nSfPh4U=<E`H4U8G;:222220,2*42",
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msg: ABM{
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NumFragments: 26,
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FragmentNumber: 2,
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MessageID: 1,
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MMSI: "3381581370",
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Channel: "3",
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VDLMessageNumber: 8,
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Payload: []byte{
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0, 1, 1, 0, 0, 0, 0, 0, 0, 1,
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1, 1, 0, 0, 0, 1, 1, 1, 1, 1,
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0, 1, 1, 0, 1, 0, 0, 0, 1, 1,
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1, 0, 1, 1, 1, 0, 1, 0, 0, 0,
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0, 0, 1, 1, 0, 0, 0, 0, 0, 0,
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0, 1, 0, 0, 1, 0, 0, 1, 0, 1,
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0, 0, 1, 1, 0, 1, 0, 0, 1, 1,
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0, 0, 0, 1, 0, 1, 0, 1, 1, 0,
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1, 0, 0, 0, 0, 1, 1, 0, 0, 0,
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0, 0, 0, 1, 0, 0, 1, 0, 0, 1,
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0, 1, 0, 0, 1, 0, 0, 0, 0, 1,
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0, 1, 1, 1, 0, 0, 1, 0, 1, 1,
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0, 0, 1, 0, 1, 0, 0, 0, 0, 0,
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1, 0, 0, 0, 0, 0, 1, 0, 0, 0,
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0, 0, 1, 0, 0, 0, 0, 0, 1, 0,
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0, 0, 0, 0, 1, 0, 0, 0, 0, 0,
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},
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},
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},
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{
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name: "Empty payload",
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raw: "!AIABM,26,2,1,3381581370,3,8,,0*7b",
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msg: ABM{
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NumFragments: 26,
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FragmentNumber: 2,
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MessageID: 1,
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MMSI: "3381581370",
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Channel: "3",
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VDLMessageNumber: 8,
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Payload: []byte{},
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},
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},
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{
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name: "Invalid number of fragments",
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raw: "!AIABM,x,2,1,3381581370,3,8,177KQJ5000G?tO`K>RA1wUbN0TKH,0*7e",
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err: "nmea: AIABM invalid number of fragments: x",
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},
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{
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name: "Invalid VDLMessageNumber",
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raw: "!AIABM,26,2,1,3381581370,3,x,177KQJ5000G?tO`K>RA1wUbN0TKH,0*42",
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err: "nmea: AIABM invalid VDL message number: x",
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},
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{
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name: "Invalid symbol in payload",
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raw: "!AIABM,26,2,1,3381581370,3,8,1 1,0*5b",
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err: "nmea: AIABM invalid payload: data byte",
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},
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{
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name: "Negative number of fill bits",
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raw: "!AIABM,26,2,1,3381581370,3,8,177KQJ5000G?tO`K>RA1wUbN0TKH,-1*2e",
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err: "nmea: AIABM invalid payload: fill bits",
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},
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{
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name: "Too high number of fill bits",
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raw: "!AIABM,26,2,1,3381581370,3,8,177KQJ5000G?tO`K>RA1wUbN0TKH,20*30",
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err: "nmea: AIABM invalid payload: fill bits",
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},
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{
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name: "Negative number of bits",
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raw: "!AIABM,26,2,1,3381581370,3,8,,2*79",
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err: "nmea: AIABM invalid payload: num bits",
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},
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}
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for _, tt := range tests {
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t.Run(tt.name, func(t *testing.T) {
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m, err := Parse(tt.raw)
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if tt.err != "" {
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assert.Error(t, err)
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assert.EqualError(t, err, tt.err)
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} else {
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assert.NoError(t, err)
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abm := m.(ABM)
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abm.BaseSentence = BaseSentence{}
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assert.Equal(t, tt.msg, abm)
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}
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})
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}
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}

‎ack.go‎

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package nmea
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const (
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// TypeACK type of ACK sentence for alert acknowledge
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TypeACK = "ACK"
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)
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// ACK - Acknowledge. This sentence is used to acknowledge an alarm condition reported by a device.
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// http://www.nmea.de/nmea0183datensaetze.html#ack
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// https://www.furuno.it/docs/INSTALLATION%20MANUALgp170_installation_manual.pdf GPS NAVIGATOR Model GP-170 (page 42)
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// https://www.manualslib.com/manual/2226813/Jrc-Jln-900.html?page=239#manual (JRC JLN-900: Installation And Instruction Manual)
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//
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// Format: $--ACK,xxx*hh<CR><LF>
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// Example: $VRACK,001*50
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type ACK struct {
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BaseSentence
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// AlertIdentifier is alert identifier (001 to 99999)
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AlertIdentifier int64 // 0
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}
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// newACKN constructor
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func newACK(s BaseSentence) (ACK, error) {
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p := NewParser(s)
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p.AssertType(TypeACK)
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return ACK{
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BaseSentence: s,
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AlertIdentifier: p.Int64(0, "alert identifier"),
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}, p.Err()
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}

‎ack_test.go‎

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package nmea
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import (
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"github.com/stretchr/testify/assert"
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"testing"
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)
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func TestACK(t *testing.T) {
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var tests = []struct {
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name string
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raw string
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err string
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msg ACK
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}{
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{
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name: "good sentence",
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raw: "$VRACK,001*50",
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msg: ACK{
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AlertIdentifier: 1,
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},
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},
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{
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name: "invalid nmea: AlertIdentifier",
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raw: "$VRACK,x*19",
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err: "nmea: VRACK invalid alert identifier: x",
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},
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}
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for _, tt := range tests {
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t.Run(tt.name, func(t *testing.T) {
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m, err := Parse(tt.raw)
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if tt.err != "" {
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assert.Error(t, err)
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assert.EqualError(t, err, tt.err)
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} else {
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assert.NoError(t, err)
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ack := m.(ACK)
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ack.BaseSentence = BaseSentence{}
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assert.Equal(t, tt.msg, ack)
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}
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})
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}
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}

‎acn.go‎

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package nmea
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const (
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// TypeACN type of ACN sentence for alert command
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TypeACN = "ACN"
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)
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// ACN - Alert command. Used for acknowledge, silence, responsibility transfer and to request repeat of alert.
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// https://www.furuno.it/docs/INSTALLATION%20MANUALIME44900D_FA170.pdf Furuno CLASS A AIS Model FA-170 (page 49)
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// https://www.furuno.it/docs/INSTALLATION%20MANUALgp170_installation_manual.pdf GPS NAVIGATOR Model GP-170 (page 42)
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//
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// Format: $--ACN,hhmmss.ss,AAA,x.x,x.x,A,A*hh<CR><LF>
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// Example: $VRACN,220516,BPMP1,A,A,Bilge pump alarm1*43
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type ACN struct {
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BaseSentence
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// Time is time of alarm condition change, UTC (000000.00 - 240001.00)
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Time Time // 0
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// ManufacturerMnemonicCode is manufacturer mnemonic code
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ManufacturerMnemonicCode string // 1
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// AlertIdentifier is alert identifier (001 to 99999)
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AlertIdentifier int64 // 2
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// AlertInstance is alert instance
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AlertInstance int64 // 3
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// Command is Alert command
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// * A - acknowledge,
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// * Q - request/repeat information
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// * O - responsibility transfer
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// * S - silence
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Command string // 4
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// State is alarm state
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// * C - command
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// * possible more classifier values but these are not mentioned in manual
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State string // 5
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}
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// newACN constructor
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func newACN(s BaseSentence) (ACN, error) {
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p := NewParser(s)
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p.AssertType(TypeACN)
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return ACN{
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BaseSentence: s,
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Time: p.Time(0, "time"),
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ManufacturerMnemonicCode: p.String(1, "manufacturer mnemonic code"),
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AlertIdentifier: p.Int64(2, "alert identifier"),
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AlertInstance: p.Int64(3, "alert instance"),
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Command: p.EnumString(4, "alert command", AlertCommandAcknowledge, AlertCommandRequestRepeatInformation, AlertCommandResponsibilityTransfer, AlertCommandSilence),
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State: p.String(5, "alarm state"),
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}, p.Err()
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}

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