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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,194 @@ | ||
| // Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved. | ||
| // SPDX-License-Identifier: Apache-2.0 OR ISC | ||
|
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| package subprocess | ||
|
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| import ( | ||
| "encoding/json" | ||
| "fmt" | ||
| "strings" | ||
| ) | ||
|
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| type mlKem struct{} | ||
|
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| func (*mlKem) Process(vectorSet []byte, m Transactable) (interface{}, error) { | ||
| var vs struct { | ||
| Mode string `json:"mode"` | ||
| TestGroups json.RawMessage `json:"testGroups"` | ||
| } | ||
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| if err := json.Unmarshal(vectorSet, &vs); err != nil { | ||
| return nil, err | ||
| } | ||
|
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| switch { | ||
| case strings.EqualFold(vs.Mode, "keyGen"): | ||
| return processMlKemKeyGen(vs.TestGroups, m) | ||
| case strings.EqualFold(vs.Mode, "encapDecap"): | ||
| return processMlKemEncapDecap(vs.TestGroups, m) | ||
| } | ||
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| return nil, fmt.Errorf("unknown ML-KEM mode: %v", vs.Mode) | ||
| } | ||
|
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| type mlKemKeyGenTestGroup struct { | ||
| ID uint64 `json:"tgId"` | ||
| Type string `json:"testType"` | ||
| ParameterSet string `json:"parameterSet"` | ||
| Tests []struct { | ||
| ID uint64 `json:"tcId"` | ||
| D hexEncodedByteString `json:"d"` | ||
| Z hexEncodedByteString `json:"z"` | ||
| } | ||
| } | ||
|
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| type mlKemKeyGenTestGroupResponse struct { | ||
| ID uint64 `json:"tgId"` | ||
| Tests []mlKemKeyGenTestCaseResponse `json:"tests"` | ||
| } | ||
|
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| type mlKemKeyGenTestCaseResponse struct { | ||
| ID uint64 `json:"tcId"` | ||
| EK hexEncodedByteString `json:"ek"` | ||
| DK hexEncodedByteString `json:"dk"` | ||
| } | ||
|
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| func processMlKemKeyGen(vectors json.RawMessage, m Transactable) (interface{}, error) { | ||
| var groups []mlKemKeyGenTestGroup | ||
|
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| if err := json.Unmarshal(vectors, &groups); err != nil { | ||
| return nil, err | ||
| } | ||
|
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| var responses []mlKemKeyGenTestGroupResponse | ||
|
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| for _, group := range groups { | ||
| if !strings.EqualFold(group.Type, "AFT") { | ||
| return nil, fmt.Errorf("unsupported keyGen test type: %v", group.Type) | ||
| } | ||
|
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| response := mlKemKeyGenTestGroupResponse{ | ||
| ID: group.ID, | ||
| } | ||
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| for _, test := range group.Tests { | ||
| results, err := m.Transact("ML-KEM/"+group.ParameterSet+"/keyGen", 2, test.D, test.Z) | ||
| if err != nil { | ||
| return nil, err | ||
| } | ||
|
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| ek := results[0] | ||
| dk := results[1] | ||
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| response.Tests = append(response.Tests, mlKemKeyGenTestCaseResponse{ | ||
| ID: test.ID, | ||
| EK: ek, | ||
| DK: dk, | ||
| }) | ||
| } | ||
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| responses = append(responses, response) | ||
| } | ||
|
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| return responses, nil | ||
| } | ||
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| type mlKemEncapDecapTestGroup struct { | ||
| ID uint64 `json:"tgId"` | ||
| Type string `json:"testType"` | ||
| ParameterSet string `json:"parameterSet"` | ||
| Function string `json:"function"` | ||
| DK hexEncodedByteString `json:"dk"` | ||
| Tests []struct { | ||
| ID uint64 `json:"tcId"` | ||
| EK hexEncodedByteString `json:"ek"` | ||
| M hexEncodedByteString `json:"m"` | ||
| C hexEncodedByteString `json:"c"` | ||
| } | ||
| } | ||
|
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| type mlKemEncDecapTestGroupResponse struct { | ||
| ID uint64 `json:"tgId"` | ||
| Tests []mlKemEncDecapTestCaseResponse `json:"tests"` | ||
| } | ||
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| type mlKemEncDecapTestCaseResponse struct { | ||
| ID uint64 `json:"tcId"` | ||
| C hexEncodedByteString `json:"c,omitempty"` | ||
| K hexEncodedByteString `json:"k,omitempty"` | ||
| } | ||
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| func processMlKemEncapDecap(vectors json.RawMessage, m Transactable) (interface{}, error) { | ||
| var groups []mlKemEncapDecapTestGroup | ||
|
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| if err := json.Unmarshal(vectors, &groups); err != nil { | ||
| return nil, err | ||
| } | ||
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| var responses []mlKemEncDecapTestGroupResponse | ||
|
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| for _, group := range groups { | ||
| if (strings.EqualFold(group.Function, "encapsulation") && !strings.EqualFold(group.Type, "AFT")) || | ||
| (strings.EqualFold(group.Function, "decapsulation") && !strings.EqualFold(group.Type, "VAL")) { | ||
| return nil, fmt.Errorf("unsupported encapDecap function and test group type pair: (%v, %v)", group.Function, group.Type) | ||
| } | ||
|
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| response := mlKemEncDecapTestGroupResponse{ | ||
| ID: group.ID, | ||
| } | ||
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| for _, test := range group.Tests { | ||
| var ( | ||
| err error | ||
| testResponse mlKemEncDecapTestCaseResponse | ||
| ) | ||
|
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| switch { | ||
| case strings.EqualFold(group.Function, "encapsulation"): | ||
| testResponse, err = processMlKemEncapTestCase(test.ID, group.ParameterSet, test.EK, test.M, m) | ||
| case strings.EqualFold(group.Function, "decapsulation"): | ||
| testResponse, err = processMlKemDecapTestCase(test.ID, group.ParameterSet, group.DK, test.C, m) | ||
| default: | ||
| return nil, fmt.Errorf("unknown encDecap function: %v", group.Function) | ||
| } | ||
| if err != nil { | ||
| return nil, err | ||
| } | ||
|
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| response.Tests = append(response.Tests, testResponse) | ||
| } | ||
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| responses = append(responses, response) | ||
| } | ||
| return responses, nil | ||
| } | ||
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| func processMlKemEncapTestCase(id uint64, algorithm string, ek []byte, m []byte, t Transactable) (mlKemEncDecapTestCaseResponse, error) { | ||
| results, err := t.Transact("ML-KEM/"+algorithm+"/encap", 2, ek, m) | ||
| if err != nil { | ||
| return mlKemEncDecapTestCaseResponse{}, err | ||
| } | ||
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| c := results[0] | ||
| k := results[1] | ||
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| return mlKemEncDecapTestCaseResponse{ | ||
| ID: id, | ||
| C: c, | ||
| K: k, | ||
| }, nil | ||
| } | ||
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| func processMlKemDecapTestCase(id uint64, algorithm string, dk []byte, c []byte, t Transactable) (mlKemEncDecapTestCaseResponse, error) { | ||
| results, err := t.Transact("ML-KEM/"+algorithm+"/decap", 1, dk, c) | ||
| if err != nil { | ||
| return mlKemEncDecapTestCaseResponse{}, err | ||
| } | ||
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| k := results[0] | ||
|
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| return mlKemEncDecapTestCaseResponse{ | ||
| ID: id, | ||
| K: k, | ||
| }, nil | ||
| } |
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