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package main
import (
"fmt"
"os"
multibase "github.com/multiformats/go-multibase"
)
func main() {
if len(os.Args) < 3 {
fmt.Printf("usage: %s <new-base> <multibase-str>...\n", os.Args[0])
os.Exit(1)
}
var newBase multibase.Encoding
if baseParam := os.Args[1]; len(baseParam) != 0 {
newBase = multibase.Encoding(baseParam[0])
} else {
fmt.Fprintln(os.Stderr, "<new-base> is empty")
os.Exit(1)
}
input := os.Args[2:]
for _, strmbase := range input {
_, data, err := multibase.Decode(strmbase)
if err != nil {
fmt.Fprintf(os.Stderr, "error while decoding: %s\n", err)
os.Exit(1)
}
newCid, err := multibase.Encode(newBase, data)
if err != nil {
fmt.Fprintf(os.Stderr, "error while encoding: %s\n", err)
os.Exit(1)
}
fmt.Println(newCid)
}
}
|
