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refact: new ListParam utility method for modules CSV parameters

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This commit is contained in:
evilsocket 2018-01-13 13:40:52 +01:00
commit 90c1550a19
3 changed files with 46 additions and 40 deletions
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57
modules/dhcp6_spoof.go
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@ -76,6 +76,31 @@ func (s DHCP6Spoofer) Author() string {
return "Simone Margaritelli <evilsocket@protonmail.com>"
}
func (s *DHCP6Spoofer) encodeDomains() {
totLen := 0
for _, d := range s.Domains {
totLen += len(d)
}
if totLen > 0 {
s.RawDomains = make([]byte, totLen+1*len(s.Domains))
i := 0
for _, domain := range s.Domains {
lenDomain := len(domain)
plusOne := lenDomain + 1
s.RawDomains[i] = byte(lenDomain & 0xff)
k := 0
for j := i + 1; j < plusOne; j++ {
s.RawDomains[j] = domain[k]
k++
}
i += plusOne
}
}
}
func (s *DHCP6Spoofer) Configure() error {
var err error
var addr string
@ -89,38 +114,10 @@ func (s *DHCP6Spoofer) Configure() error {
return err
}
s.Domains = make([]string, 0)
if err, domains := s.StringParam("dhcp6.spoof.domains"); err != nil {
if err, s.Domains = s.ListParam("dhcp6.spoof.domains"); err != nil {
return err
} else {
parts := strings.Split(domains, ",")
totLen := 0
for _, part := range parts {
part = strings.Trim(part, "\t\n\r ")
if part != "" {
s.Domains = append(s.Domains, part)
totLen += len(part)
}
}
if totLen > 0 {
s.RawDomains = make([]byte, totLen+1*len(s.Domains))
i := 0
for _, domain := range s.Domains {
lenDomain := len(domain)
plusOne := lenDomain + 1
s.RawDomains[i] = byte(lenDomain & 0xff)
k := 0
for j := i + 1; j < plusOne; j++ {
s.RawDomains[j] = domain[k]
k++
}
i += plusOne
}
}
}
s.encodeDomains()
if err, addr = s.StringParam("dhcp6.spoof.address"); err != nil {
return err