JaehaerysNL/Picocrypt
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Update Reed-Solomon

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This commit is contained in:
Evan Su 2021-08-04 22:08:23 -04:00 committed by GitHub
parent d0b7fb5f63
commit bafdabf556
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GPG key ID: 4AEE18F83AFDEB23
1 changed files with 37 additions and 22 deletions
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59
src/unstable/Picocrypt.go
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@ -1265,25 +1265,17 @@ func work(){
for i:=0;i<1048576;i+=128{
tmp := data[i:i+128]
tmp = rsEncode(rs128,tmp)
/*for _,j := range tmp{
_data = append(_data,j)
}*/
_data = append(_data,tmp...)
}
}else{
chunks := math.Floor(float64(len(data))/128)
fmt.Println("chunks",chunks)
for i:=0;float64(i)<chunks;i++{
tmp := data[i*128:(i+1)*128]
tmp = rsEncode(rs128,tmp)
/*for _,j := range tmp{
_data = append(_data,j)
}*/
_data = append(_data,tmp...)
}
tmp := data[int(chunks*128):]
/*for _,j := range rsEncode(rs128,pad(tmp)){
_data = append(_data,j)
}*/
_data = append(_data,rsEncode(rs128,pad(tmp))...)
}
}
@ -1293,10 +1285,11 @@ func work(){
if reedsolo{
copy(_data,data)
data = nil
//fmt.Println(len(_data))
if len(_data)==1114112{
for i:=0;i<1114112;i+=136{
tmp := _data[i:i+136]
tmp,err := rsDecode(rs128,tmp)
tmp,err = rsDecode(rs128,tmp)
if err!=nil{
if keep{
kept = true
@ -1309,26 +1302,46 @@ func work(){
return
}
}
/*for _,j := range tmp{
data = append(data,j)
}*/
data = append(data,tmp...)
}
}else{
chunks := math.Floor(float64(len(_data))/136)
for i:=0;float64(i)<chunks-1;i++{
chunks := len(_data)/136-1
//fmt.Println("chunks",chunks)
for i:=0;i<chunks;i++{
tmp := _data[i*136:(i+1)*136]
tmp,err = rsDecode(rs128,tmp)
fmt.Println(err)
/*for _,j := range tmp{
data = append(data,j)
}*/
//fmt.Println(i,len(tmp))
if err!=nil{
if keep{
kept = true
}else{
_status = "The input file is too corrupted to decrypt."
_status_color = color.RGBA{0xff,0x00,0x00,255}
fin.Close()
fout.Close()
broken()
return
}
}
data = append(data,tmp...)
}
tmp := _data[int(chunks)*136:]
var err error
tmp,err = rsDecode(rs128,unpad(tmp))
fmt.Println(err)
//fmt.Println(len(tmp))
//var err error
tmp,err = rsDecode(rs128,tmp)
if err!=nil{
if keep{
kept = true
}else{
_status = "The input file is too corrupted to decrypt."
_status_color = color.RGBA{0xff,0x00,0x00,255}
fin.Close()
fout.Close()
broken()
return
}
}
tmp = unpad(tmp)
/*for _,j := range tmp{
data = append(data,j)
}*/
@ -1336,12 +1349,14 @@ func work(){
}
}
chacha20.XORKeyStream(_data,data)
fmt.Println("datac",len(_data))
if paranoid{
copy(data,_data)
serpentCTR.XORKeyStream(_data,data)
}
}
fmt.Println("=========")
fmt.Println("data",len(_data))
fout.Write(_data)
// Update statistics