Mercurial > dropbear
diff testprof/rsa_test.c @ 191:1c15b283127b libtomcrypt-orig
Import of libtomcrypt 1.02 with manual path rename rearrangement etc
author | Matt Johnston <matt@ucc.asn.au> |
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date | Fri, 06 May 2005 13:23:02 +0000 |
parents | |
children | 39d5d58461d6 |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/testprof/rsa_test.c Fri May 06 13:23:02 2005 +0000 @@ -0,0 +1,258 @@ +#include <tomcrypt_test.h> + +#ifdef MRSA + +#define RSA_MSGSIZE 78 + +int rsa_test(void) +{ + unsigned char in[1024], out[1024], tmp[1024]; + rsa_key key, privKey, pubKey; + int hash_idx, prng_idx, stat, stat2, cnt; + unsigned long rsa_msgsize, len, len2; + static unsigned char lparam[] = { 0x01, 0x02, 0x03, 0x04 }; + + hash_idx = find_hash("sha1"); + prng_idx = find_prng("yarrow"); + if (hash_idx == -1 || prng_idx == -1) { + printf("rsa_test requires SHA1 and yarrow"); + return 1; + } + + /* make 10 random key */ + for (cnt = 0; cnt < 10; cnt++) { + DO(rsa_make_key(&yarrow_prng, prng_idx, 1024/8, 65537, &key)); + if (mp_count_bits(&key.N) != 1024) { + printf("rsa_1024 key modulus has %d bits\n", mp_count_bits(&key.N)); + +len = mp_unsigned_bin_size(&key.N); +mp_to_unsigned_bin(&key.N, tmp); +printf("N == \n"); +for (cnt = 0; cnt < len; ) { + printf("%02x ", tmp[cnt]); + if (!(++cnt & 15)) printf("\n"); +} + +len = mp_unsigned_bin_size(&key.p); +mp_to_unsigned_bin(&key.p, tmp); +printf("p == \n"); +for (cnt = 0; cnt < len; ) { + printf("%02x ", tmp[cnt]); + if (!(++cnt & 15)) printf("\n"); +} + +len = mp_unsigned_bin_size(&key.q); +mp_to_unsigned_bin(&key.q, tmp); +printf("\nq == \n"); +for (cnt = 0; cnt < len; ) { + printf("%02x ", tmp[cnt]); + if (!(++cnt & 15)) printf("\n"); +} +printf("\n"); + + + return 1; + } + if (cnt != 9) { + rsa_free(&key); + } + } + + /* test PKCS #1 v1.5 */ + for (cnt = 0; cnt < 4; cnt++) { + for (rsa_msgsize = 1; rsa_msgsize <= 117; rsa_msgsize++) { + /* make a random key/msg */ + yarrow_read(in, rsa_msgsize, &yarrow_prng); + + len = sizeof(out); + len2 = rsa_msgsize; + + /* encrypt */ + DO(rsa_v15_encrypt_key(in, rsa_msgsize, out, &len, &yarrow_prng, prng_idx, &key)); + DO(rsa_v15_decrypt_key(out, len, tmp, rsa_msgsize, &stat, &key)); + if (stat != 1 || memcmp(tmp, in, rsa_msgsize)) { + printf("PKCS #1 v1.5 encrypt/decrypt failure (rsa_msgsize: %lu, stat: %d)\n", rsa_msgsize, stat); + return 1; + } + } + } + + /* signature */ + len = sizeof(out); + DO(rsa_v15_sign_hash(in, 20, out, &len, hash_idx, &key)); + in[1] ^= 1; + DO(rsa_v15_verify_hash(out, len, in, 20, hash_idx, &stat, &key)); + in[1] ^= 1; + DO(rsa_v15_verify_hash(out, len, in, 20, hash_idx, &stat2, &key)); + if (!(stat == 0 && stat2 == 1)) { + printf("PKCS #1 v1.5 sign/verify failure (stat %d, stat2 %d)\n", stat, stat2); + return 1; + } + + /* encrypt the key (without lparam) */ + for (cnt = 0; cnt < 4; cnt++) { + for (rsa_msgsize = 1; rsa_msgsize <= 86; rsa_msgsize++) { + /* make a random key/msg */ + yarrow_read(in, rsa_msgsize, &yarrow_prng); + + len = sizeof(out); + len2 = rsa_msgsize; + + DO(rsa_encrypt_key(in, rsa_msgsize, out, &len, NULL, 0, &yarrow_prng, prng_idx, hash_idx, &key)); + /* change a byte */ + out[8] ^= 1; + DO(rsa_decrypt_key(out, len, tmp, &len2, NULL, 0, hash_idx, &stat2, &key)); + /* change a byte back */ + out[8] ^= 1; + if (len2 != rsa_msgsize) { + printf("\nrsa_decrypt_key mismatch len %lu (first decrypt)", len2); + return 1; + } + + len2 = rsa_msgsize; + DO(rsa_decrypt_key(out, len, tmp, &len2, NULL, 0, hash_idx, &stat, &key)); + if (!(stat == 1 && stat2 == 0)) { + printf("rsa_decrypt_key failed"); + return 1; + } + if (len2 != rsa_msgsize || memcmp(tmp, in, rsa_msgsize)) { + unsigned long x; + printf("\nrsa_decrypt_key mismatch, len %lu (second decrypt)\n", len2); + printf("Original contents: \n"); + for (x = 0; x < rsa_msgsize; ) { + printf("%02x ", in[x]); + if (!(++x % 16)) { + printf("\n"); + } + } + printf("\n"); + printf("Output contents: \n"); + for (x = 0; x < rsa_msgsize; ) { + printf("%02x ", out[x]); + if (!(++x % 16)) { + printf("\n"); + } + } + printf("\n"); + return 1; + } + } + } + + /* encrypt the key (with lparam) */ + for (rsa_msgsize = 1; rsa_msgsize <= 86; rsa_msgsize++) { + len = sizeof(out); + len2 = rsa_msgsize; + DO(rsa_encrypt_key(in, rsa_msgsize, out, &len, lparam, sizeof(lparam), &yarrow_prng, prng_idx, hash_idx, &key)); + /* change a byte */ + out[8] ^= 1; + DO(rsa_decrypt_key(out, len, tmp, &len2, lparam, sizeof(lparam), hash_idx, &stat2, &key)); + if (len2 != rsa_msgsize) { + printf("\nrsa_decrypt_key mismatch len %lu (first decrypt)", len2); + return 1; + } + /* change a byte back */ + out[8] ^= 1; + + len2 = rsa_msgsize; + DO(rsa_decrypt_key(out, len, tmp, &len2, lparam, sizeof(lparam), hash_idx, &stat, &key)); + if (!(stat == 1 && stat2 == 0)) { + printf("rsa_decrypt_key failed"); + return 1; + } + if (len2 != rsa_msgsize || memcmp(tmp, in, rsa_msgsize)) { + printf("rsa_decrypt_key mismatch len %lu", len2); + return 1; + } + } + + /* sign a message (unsalted, lower cholestorol and Atkins approved) now */ + len = sizeof(out); + DO(rsa_sign_hash(in, 20, out, &len, &yarrow_prng, prng_idx, hash_idx, 0, &key)); + +/* export key and import as both private and public */ + len2 = sizeof(tmp); + DO(rsa_export(tmp, &len2, PK_PRIVATE, &key)); + DO(rsa_import(tmp, len2, &privKey)); + len2 = sizeof(tmp); + DO(rsa_export(tmp, &len2, PK_PUBLIC, &key)); + DO(rsa_import(tmp, len2, &pubKey)); + + /* verify with original */ + DO(rsa_verify_hash(out, len, in, 20, hash_idx, 0, &stat, &key)); + /* change a byte */ + in[0] ^= 1; + DO(rsa_verify_hash(out, len, in, 20, hash_idx, 0, &stat2, &key)); + + if (!(stat == 1 && stat2 == 0)) { + printf("rsa_verify_hash (unsalted, origKey) failed, %d, %d", stat, stat2); + rsa_free(&key); + rsa_free(&pubKey); + rsa_free(&privKey); + return 1; + } + + /* verify with privKey */ + /* change a byte */ + in[0] ^= 1; + DO(rsa_verify_hash(out, len, in, 20, hash_idx, 0, &stat, &privKey)); + /* change a byte */ + in[0] ^= 1; + DO(rsa_verify_hash(out, len, in, 20, hash_idx, 0, &stat2, &privKey)); + + if (!(stat == 1 && stat2 == 0)) { + printf("rsa_verify_hash (unsalted, privKey) failed, %d, %d", stat, stat2); + rsa_free(&key); + rsa_free(&pubKey); + rsa_free(&privKey); + return 1; + } + + /* verify with pubKey */ + /* change a byte */ + in[0] ^= 1; + DO(rsa_verify_hash(out, len, in, 20, hash_idx, 0, &stat, &pubKey)); + /* change a byte */ + in[0] ^= 1; + DO(rsa_verify_hash(out, len, in, 20, hash_idx, 0, &stat2, &pubKey)); + + if (!(stat == 1 && stat2 == 0)) { + printf("rsa_verify_hash (unsalted, pubkey) failed, %d, %d", stat, stat2); + rsa_free(&key); + rsa_free(&pubKey); + rsa_free(&privKey); + return 1; + } + + /* sign a message (salted) now (use privKey to make, pubKey to verify) */ + len = sizeof(out); + DO(rsa_sign_hash(in, 20, out, &len, &yarrow_prng, prng_idx, hash_idx, 8, &privKey)); + DO(rsa_verify_hash(out, len, in, 20, hash_idx, 8, &stat, &pubKey)); + /* change a byte */ + in[0] ^= 1; + DO(rsa_verify_hash(out, len, in, 20, hash_idx, 8, &stat2, &pubKey)); + + if (!(stat == 1 && stat2 == 0)) { + printf("rsa_verify_hash (salted) failed, %d, %d", stat, stat2); + rsa_free(&key); + rsa_free(&pubKey); + rsa_free(&privKey); + return 1; + } + + /* free the key and return */ + rsa_free(&key); + rsa_free(&pubKey); + rsa_free(&privKey); + return 0; +} + +#else + +int rsa_test(void) +{ + printf("NOP"); + return 0; +} + +#endif