🔍 CPE 2.3 Parser

This module provides parsing and formatting for the CPE 2.3 form (the colon-delimited URI prefixed with cpe:2.3:), which is the current standard.

Constants

const CPE23Header = "cpe"
const CPE23Version = "2.3"

CPE23Header is the fixed prefix of a CPE 2.3 URI, and CPE23Version is the version segment embedded in every 2.3 string (cpe:2.3:...).

📥 ParseCpe23

func ParseCpe23(cpe23 string) (*CPE, error)

Parses a CPE 2.3-formatted string into a CPE object. The string must start with cpe:2.3: and contain the 13 attribute fields defined by the specification.

Parameter	Type	Description
cpe23	string	The CPE 2.3 string to parse

Return	Type	Description
#1	*CPE	The parsed CPE object
#2	error	An error if parsing fails

package main

import (
    "fmt"
    "github.com/scagogogo/cpe-skills"
)

func main() {
    cpe, err := cpeskills.ParseCpe23("cpe:2.3:a:microsoft:windows:10:*:*:*:*:*:*:*")
    if err != nil {
        panic(err)
    }
    fmt.Println(cpe.Vendor, cpe.ProductName)
}

📤 FormatCpe23

func FormatCpe23(cpe *CPE) string

Formats a CPE object into a CPE 2.3 URI string.

Parameter	Type	Description
cpe	*CPE	The CPE object to format

Return	Type	Description
#1	string	The CPE 2.3 URI string

cpe := cpeskills.MustParse("cpe:2.3:a:microsoft:windows:10:*:*:*:*:*:*:*")
fmt.Println(cpeskills.FormatCpe23(cpe))

🔄 Parse Flow