mirror of
https://github.com/Neo-Desktop/WindowsXPKg
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96639bbaf7
add runtime json parsing add cmake.cpm update cmake to reflect this fix compilation errors ** breaks 2k3 key generation, work in progress
86 lines
2.3 KiB
C++
86 lines
2.3 KiB
C++
//
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// Created by Andrew on 01/06/2023.
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//
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#include "header.h"
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char charset[] = "BCDFGHJKMPQRTVWXY2346789";
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using json = nlohmann::json;
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int main()
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{
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std::ifstream f("keys.json");
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json keys = json::parse(f);
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rand();
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srand(time(nullptr));
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rand();
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// Init
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BIGNUM *a, *b, *p, *gx, *gy, *pubx, *puby, *n, *priv;
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BN_CTX *ctx = BN_CTX_new();
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// make BigNumbers
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a = BN_new();
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b = BN_new();
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p = BN_new();
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gx = BN_new();
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gy = BN_new();
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pubx = BN_new();
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puby = BN_new();
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n = BN_new();
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priv = BN_new();
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char* BINKID = "2E";
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// Data from pidgen-Bink-resources
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/* Elliptic curve parameters: y^2 = x^3 + ax + b mod p */
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BN_dec2bn(&p, keys["BINK"][BINKID]["p"].get<std::string>().c_str());
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BN_dec2bn(&a, keys["BINK"][BINKID]["a"].get<std::string>().c_str());
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BN_dec2bn(&b, keys["BINK"][BINKID]["b"].get<std::string>().c_str());
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/* base point (generator) G */
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BN_dec2bn(&gx, keys["BINK"][BINKID]["g"]["x"].get<std::string>().c_str());
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BN_dec2bn(&gy, keys["BINK"][BINKID]["g"]["y"].get<std::string>().c_str());
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/* inverse of public key */
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BN_dec2bn(&pubx, keys["BINK"][BINKID]["pub"]["x"].get<std::string>().c_str());
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BN_dec2bn(&puby, keys["BINK"][BINKID]["pub"]["y"].get<std::string>().c_str());
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// Computed data
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/* order of G - computed in 18 hours using a P3-450 */
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BN_dec2bn(&n, keys["BINK"][BINKID]["n"].get<std::string>().c_str());
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/* THE private key - computed in 10 hours using a P3-450 */
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BN_dec2bn(&n, keys["BINK"][BINKID]["priv"].get<std::string>().c_str());
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// Calculation
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EC_GROUP *ec = EC_GROUP_new_curve_GFp(p, a, b, ctx);
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EC_POINT *g = EC_POINT_new(ec);
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EC_POINT_set_affine_coordinates_GFp(ec, g, gx, gy, ctx);
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EC_POINT *pub = EC_POINT_new(ec);
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EC_POINT_set_affine_coordinates_GFp(ec, pub, pubx, puby, ctx);
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char pkey[26];
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ul32 pid[1];
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pid[0] = 640 * 1000000 ; /* <- change */
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pid[0] += rand() & 999999;
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printf("> PID: %lu\n", pid[0]);
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// generate a key
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BN_sub(priv, n, priv);
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generateXPKey(pkey, ec, g, n, priv, pid);
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print_product_key(pkey);
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printf("\n\n");
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// verify the key
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verifyXPKey(ec, g, pub, (char*)pkey);
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// Cleanup
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BN_CTX_free(ctx);
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return 0;
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} |