How to use newParser method of kconfig Package

Best Syzkaller code snippet using kconfig.newParser

filter_windows.go

Source:filter_windows.go Github

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1/*2 * Copyright 2020-2021 by Nedim Sabic Sabic3 * https://www.fibratus.io4 * All Rights Reserved.5 *6 * Licensed under the Apache License, Version 2.0 (the "License");7 * you may not use this file except in compliance with the License.8 * You may obtain a copy of the License at9 *10 * http://www.apache.org/licenses/LICENSE-2.011 *12 * Unless required by applicable law or agreed to in writing, software13 * distributed under the License is distributed on an "AS IS" BASIS,14 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.15 * See the License for the specific language governing permissions and16 * limitations under the License.17 */18package filter19import (20 "fmt"21 "github.com/rabbitstack/fibratus/pkg/config"22 "github.com/rabbitstack/fibratus/pkg/filter/fields"23 "github.com/rabbitstack/fibratus/pkg/filter/ql"24 "strings"25)26// New creates a new filter with the specified filter expression. The consumers must ensure27// the expression is correctly parsed before executing the filter. This is achieved by calling the28// Compile` method after constructing the filter.29func New(expr string, config *config.Config) Filter {30 accessors := []accessor{31 // general event parameters32 newKevtAccessor(),33 // process state and parameters34 newPSAccessor(),35 }36 kconfig := config.Kstream37 if kconfig.EnableThreadKevents {38 accessors = append(accessors, newThreadAccessor())39 }40 if kconfig.EnableImageKevents {41 accessors = append(accessors, newImageAccessor())42 }43 if kconfig.EnableFileIOKevents {44 accessors = append(accessors, newFileAccessor())45 }46 if kconfig.EnableRegistryKevents {47 accessors = append(accessors, newRegistryAccessor())48 }49 if kconfig.EnableNetKevents {50 accessors = append(accessors, newNetworkAccessor())51 }52 if kconfig.EnableHandleKevents {53 accessors = append(accessors, newHandleAccessor())54 }55 if config.PE.Enabled {56 accessors = append(accessors, newPEAccessor())57 }58 return &filter{59 parser: ql.NewParser(expr),60 accessors: accessors,61 fields: make([]fields.Field, 0),62 bindings: make(map[uint16][]*ql.PatternBindingLiteral),63 }64}65// NewFromCLI builds and compiles a filter by joining all the command line arguments into the filter expression.66func NewFromCLI(args []string, config *config.Config) (Filter, error) {67 expr := strings.Join(args, " ")68 if expr == "" {69 return nil, nil70 }71 filter := New(expr, config)72 if err := filter.Compile(); err != nil {73 return nil, fmt.Errorf("bad filter:\n %v", err)74 }75 return filter, nil76}77// NewFromCLIWithAllAccessors builds and compiles a filter with all field accessors enabled.78func NewFromCLIWithAllAccessors(args []string) (Filter, error) {79 expr := strings.Join(args, " ")80 if expr == "" {81 return nil, nil82 }83 filter := &filter{84 parser: ql.NewParser(expr),85 accessors: getAccessors(),86 fields: make([]fields.Field, 0),87 bindings: make(map[uint16][]*ql.PatternBindingLiteral),88 }89 if err := filter.Compile(); err != nil {90 return nil, fmt.Errorf("bad filter:\n %v", err)91 }92 return filter, nil93}...

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fuzz.go

Source:fuzz.go Github

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...12 ParseConfigData(data, "config")13 return 014}15func FuzzParseExpr(data []byte) int {16 p := newParser(data, "expr")17 if !p.nextLine() {18 return 019 }20 p.parseExpr()21 return 022}...

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newParser

Using AI Code Generation

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1import (2func main() {3 app := cli.NewApp()4 app.Compiled = time.Now()5 app.Authors = []cli.Author{6 {

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