test_ed25519.c

   1 #include <stddef.h>
   2 #include <stdint.h>
   3 #include <string.h>
   4 #include <assert.h>
   5 #include <stdio.h>
   6 #include "types.h"
   7 #include "base16.h"
   8 #include "ed25519/ed25519.h"
   9
  10 struct pktest {
  11         const char *seed;
  12         const char *secret;
  13         const char *public;
  14 } test0[] = {
  15         {
  16                 "26c76712d89d906e6672dafa614c42e5cb1caac8c6568e4d2493087db51f0d36",
  17                 "c0a4de23cc64392d85aa1da82b3defddbea946d13bb053bf8489fa9296281f49"
  18                 "5022f1f7ec0dcf52f07d4c7965c4eaed121d5d88d0a8ff546b06116a20e97755",
  19                 "c2247870536a192d142d056abefca68d6193158e7c1a59c1654c954eccaff894",
  20         },
  21         {
  22                 "fba7a5366b5cb98c2667a18783f5cf8f4f8d1a2ce939ad22a6e685edde85128d",
  23                 "18a8a69a06790dac778e882f7e868baacfa12521a5c058f5194f3a729184514a"
  24                 "2a656fe7799c3e41f43d756da8d9cd47a061316cfe6147e23ea2f90d1ca45f30",
  25                 "1519a3b15816a1aafab0b213892026ebf5c0dc232c58b21088d88cb90e9b940d"
  26         },
  27 };
  28
  29 #define WARN(test) if (!(test)) \
  30         fprintf(stderr, "check failed @ %d: %s\n", (int)__LINE__, #test)
  31
  32 #define WARNF(test) if (!(test) && (fprintf(stderr, "check failed @ %d: %s\n", (int)__LINE__, #test), 1))
  33
  34 #define SEEDBYTES 32
  35 #define SECRETKEYBYTES 64
  36 #define PUBLICKEYBYTES 32
  37
  38 int main(void)
  39 {
  40         u8 seedbuf[SEEDBYTES];
  41         u8 secretbuf1[SECRETKEYBYTES];
  42         u8 secretbuf2[SECRETKEYBYTES];
  43         u8 publicbuf1[PUBLICKEYBYTES];
  44         u8 publicbuf2[PUBLICKEYBYTES];
  45         u8 mask;
  46         char str1[1024], str2[1024];
  47         for (size_t i = 0; i < sizeof(test0)/sizeof(test0[0]); ++i) {
  48                 base16_from(seedbuf, &mask, test0[i].seed);
  49                 base16_from(secretbuf1, &mask, test0[i].secret);
  50                 base16_from(publicbuf1, &mask, test0[i].public);
  51                 ed25519_seckey_expand(secretbuf2, seedbuf);
  52                 WARNF(memcmp(secretbuf1, secretbuf2, SECRETKEYBYTES) == 0) {
  53                         base16_to(str1, secretbuf1, sizeof(secretbuf1));
  54                         base16_to(str2, secretbuf2, sizeof(secretbuf2));
  55                         fprintf(stderr, "expected: %s got %s\n", str1, str2);
  56                 }
  57                 ed25519_pubkey(publicbuf2, secretbuf1);
  58                 WARNF(memcmp(publicbuf1, publicbuf2, PUBLICKEYBYTES) == 0) {
  59                         base16_to(str1, publicbuf1, sizeof(publicbuf1));
  60                         base16_to(str2, publicbuf2, sizeof(publicbuf2));
  61                         fprintf(stderr, "expected: %s got %s\n", str1, str2);
  62                 }
  63         }
  64
  65         return 0;
  66 }