text: 
  #define TEST_NAME "box"
  #include "cmptest.h"
  
  static const unsigned char alicesk[32]
      = { 0x77, 0x07, 0x6d, 0x0a, 0x73, 0x18, 0xa5, 0x7d, 0x3c, 0x16, 0xc1,
          0x72, 0x51, 0xb2, 0x66, 0x45, 0xdf, 0x4c, 0x2f, 0x87, 0xeb, 0xc0,
          0x99, 0x2a, 0xb1, 0x77, 0xfb, 0xa5, 0x1d, 0xb9, 0x2c, 0x2a };
  
  static const unsigned char bobpk[32]
      = { 0xde, 0x9e, 0xdb, 0x7d, 0x7b, 0x7d, 0xc1, 0xb4, 0xd3, 0x5b, 0x61,
          0xc2, 0xec, 0xe4, 0x35, 0x37, 0x3f, 0x83, 0x43, 0xc8, 0x5b, 0x78,
          0x67, 0x4d, 0xad, 0xfc, 0x7e, 0x14, 0x6f, 0x88, 0x2b, 0x4f };
  
  static const unsigned char small_order_p[crypto_box_PUBLICKEYBYTES]
      = { 0xe0, 0xeb, 0x7a, 0x7c, 0x3b, 0x41, 0xb8, 0xae, 0x16, 0x56, 0xe3,
          0xfa, 0xf1, 0x9f, 0xc4, 0x6a, 0xda, 0x09, 0x8d, 0xeb, 0x9c, 0x32,
          0xb1, 0xfd, 0x86, 0x62, 0x05, 0x16, 0x5f, 0x49, 0xb8, 0x00 };
  
  static const unsigned char nonce[24]
      = { 0x69, 0x69, 0x6e, 0xe9, 0x55, 0xb6, 0x2b, 0x73,
          0xcd, 0x62, 0xbd, 0xa8, 0x75, 0xfc, 0x73, 0xd6,
          0x82, 0x19, 0xe0, 0x03, 0x6b, 0x7a, 0x0b, 0x37 };
  
  /* API requires first 32 bytes to be 0 */
  static const unsigned char m[163]
      = { 0,    0,    0,    0,    0,    0,    0,    0,    0,    0,    0,    0,
          0,    0,    0,    0,    0,    0,    0,    0,    0,    0,    0,    0,
          0,    0,    0,    0,    0,    0,    0,    0,    0xbe, 0x07, 0x5f, 0xc5,
          0x3c, 0x81, 0xf2, 0xd5, 0xcf, 0x14, 0x13, 0x16, 0xeb, 0xeb, 0x0c, 0x7b,
          0x52, 0x28, 0xc5, 0x2a, 0x4c, 0x62, 0xcb, 0xd4, 0x4b, 0x66, 0x84, 0x9b,
          0x64, 0x24, 0x4f, 0xfc, 0xe5, 0xec, 0xba, 0xaf, 0x33, 0xbd, 0x75, 0x1a,
          0x1a, 0xc7, 0x28, 0xd4, 0x5e, 0x6c, 0x61, 0x29, 0x6c, 0xdc, 0x3c, 0x01,
          0x23, 0x35, 0x61, 0xf4, 0x1d, 0xb6, 0x6c, 0xce, 0x31, 0x4a, 0xdb, 0x31,
          0x0e, 0x3b, 0xe8, 0x25, 0x0c, 0x46, 0xf0, 0x6d, 0xce, 0xea, 0x3a, 0x7f,
          0xa1, 0x34, 0x80, 0x57, 0xe2, 0xf6, 0x55, 0x6a, 0xd6, 0xb1, 0x31, 0x8a,
          0x02, 0x4a, 0x83, 0x8f, 0x21, 0xaf, 0x1f, 0xde, 0x04, 0x89, 0x77, 0xeb,
          0x48, 0xf5, 0x9f, 0xfd, 0x49, 0x24, 0xca, 0x1c, 0x60, 0x90, 0x2e, 0x52,
          0xf0, 0xa0, 0x89, 0xbc, 0x76, 0x89, 0x70, 0x40, 0xe0, 0x82, 0xf9, 0x37,
          0x76, 0x38, 0x48, 0x64, 0x5e, 0x07, 0x05 };
  
  static unsigned char c[163];
  
  int main(void)
  {
      unsigned char k[crypto_box_BEFORENMBYTES];
      int i;
      int ret;
  
      ret = crypto_box(c, m, 163, nonce, bobpk, alicesk);
      assert(ret == 0);
      for (i = 16; i < 163; ++i) {
          printf(",0x%02x", (unsigned int)c[i]);
          if (i % 8 == 7)
              printf("\n");
      }
      printf("\n");
  
      ret = crypto_box(c, m, 163, nonce, small_order_p, alicesk);
      assert(ret == -1);
  
      memset(c, 0, sizeof c);
  
      ret = crypto_box_beforenm(k, bobpk, alicesk);
      assert(ret == 0);
      crypto_box_afternm(c, m, 163, nonce, k);
      for (i = 16; i < 163; ++i) {
          printf(",0x%02x", (unsigned int)c[i]);
          if (i % 8 == 7)
              printf("\n");
      }
      printf("\n");
  
      ret = crypto_box_beforenm(k, small_order_p, alicesk);
      assert(ret == -1);
  
      assert(crypto_box_seedbytes() > 0U);
      assert(crypto_box_publickeybytes() > 0U);
      assert(crypto_box_secretkeybytes() > 0U);
      assert(crypto_box_beforenmbytes() > 0U);
      assert(crypto_box_noncebytes() > 0U);
      assert(crypto_box_zerobytes() > 0U);
      assert(crypto_box_boxzerobytes() > 0U);
      assert(crypto_box_macbytes() > 0U);
      assert(strcmp(crypto_box_primitive(), "curve25519xsalsa20poly1305") == 0);
      assert(crypto_box_curve25519xsalsa20poly1305_seedbytes()
             == crypto_box_seedbytes());
      assert(crypto_box_curve25519xsalsa20poly1305_publickeybytes()
             == crypto_box_publickeybytes());
      assert(crypto_box_curve25519xsalsa20poly1305_secretkeybytes()
             == crypto_box_secretkeybytes());
      assert(crypto_box_curve25519xsalsa20poly1305_beforenmbytes()
             == crypto_box_beforenmbytes());
      assert(crypto_box_curve25519xsalsa20poly1305_noncebytes()
             == crypto_box_noncebytes());
      assert(crypto_box_curve25519xsalsa20poly1305_zerobytes()
             == crypto_box_zerobytes());
      assert(crypto_box_curve25519xsalsa20poly1305_boxzerobytes()
             == crypto_box_boxzerobytes());
      assert(crypto_box_curve25519xsalsa20poly1305_macbytes()
             == crypto_box_macbytes());
  
      return 0;
  }
  