Use the new EC_Group constructor in the TLS custom curve example

randombit · May 19, 2024 · f87e076 · f87e076
1 parent c4f51d4
commit f87e076
Showing 1 changed file with 4 additions and 6 deletions.
diff --git a/src/examples/tls_custom_curves_client.cpp b/src/examples/tls_custom_curves_client.cpp
@@ -1,5 +1,3 @@
-#define BOTAN_NO_DEPRECATED_WARNINGS
-
 #include <botan/auto_rng.h>
 #include <botan/certstor.h>
 #include <botan/ecdh.h>
@@ -106,16 +104,16 @@ int main() {
    const Botan::BigInt a("0xFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF40");
    const Botan::BigInt b("0x25581");
    const Botan::BigInt n("0xFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFE43C8275EA265C6020AB20294751A825");
-   const Botan::BigInt cofactor(1);
 
    const Botan::BigInt g_x("0x01");
    const Botan::BigInt g_y("0x696F1853C1E466D7FC82C96CCEEEDD6BD02C2F9375894EC10BF46306C2B56C77");
 
-   // You should assign your own OID
-   const Botan::OID oid("1.3.6.1.4.1.25258.0.0.0");
+   // This is an OID reserved in Botan's private arc for numsp256d1
+   // If you use some other curve you should create your own OID
+   const Botan::OID oid("1.3.6.1.4.1.25258.4.1");
 
    // create EC_Group object to register the curve
-   Botan::EC_Group numsp256d1(p, a, b, g_x, g_y, n, cofactor, oid);
+   Botan::EC_Group numsp256d1(oid, p, a, b, g_x, g_y, n);
 
    if(!numsp256d1.verify_group(*rng)) {
       return 1;