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Bitcoin => Development & Technical Discussion => Topic started by: directoryio on May 31, 2018, 01:34:02 PM



Title: how random privkey vanitygen modification
Post by: directoryio on May 31, 2018, 01:34:02 PM
Hello I don't usually program in C so I have a big problem:
here is a code portion that allows vanitygen to start searching patterns from a specific private key

  privkey[0]=0;
  privkey[1]=0;
  privkey[2]=0;
  privkey[3]=be64(2);

which gives 0000000000000000 for privkey[0]=0
                    0000000000000000 for privkey[1]=0
                    0000000000000000 for privkey[2]=0
                    0000000000000003 for privkey[3]=be64(2)

either 00000000000000000000000000000000000000000000000000000000000000000003

how to make privkey[3]=be64(2) RANDOM? in C

thanks.