diff --git a/examples/ecdh.c b/examples/ecdh.c index d7e8add361338..027d52fd5fec3 100644 --- a/examples/ecdh.c +++ b/examples/ecdh.c @@ -30,12 +30,8 @@ int main(void) { secp256k1_pubkey pubkey1; secp256k1_pubkey pubkey2; - /* The specification in secp256k1.h states that `secp256k1_ec_pubkey_create` - * needs a context object initialized for signing, which is why we create - * a context with the SECP256K1_CONTEXT_SIGN flag. - * (The docs for `secp256k1_ecdh` don't require any special context, just - * some initialized context) */ - secp256k1_context* ctx = secp256k1_context_create(SECP256K1_CONTEXT_SIGN); + /* Before we can call actual API functions, we need to create a "context". */ + secp256k1_context* ctx = secp256k1_context_create(SECP256K1_CONTEXT_NONE); if (!fill_random(randomize, sizeof(randomize))) { printf("Failed to generate randomness\n"); return 1; diff --git a/examples/ecdsa.c b/examples/ecdsa.c index 434c856ba0ff2..7e4f1b13ac86d 100644 --- a/examples/ecdsa.c +++ b/examples/ecdsa.c @@ -38,12 +38,8 @@ int main(void) { int return_val; secp256k1_pubkey pubkey; secp256k1_ecdsa_signature sig; - /* The specification in secp256k1.h states that `secp256k1_ec_pubkey_create` needs - * a context object initialized for signing and `secp256k1_ecdsa_verify` needs - * a context initialized for verification, which is why we create a context - * for both signing and verification with the SECP256K1_CONTEXT_SIGN and - * SECP256K1_CONTEXT_VERIFY flags. */ - secp256k1_context* ctx = secp256k1_context_create(SECP256K1_CONTEXT_SIGN | SECP256K1_CONTEXT_VERIFY); + /* Before we can call actual API functions, we need to create a "context". */ + secp256k1_context* ctx = secp256k1_context_create(SECP256K1_CONTEXT_NONE); if (!fill_random(randomize, sizeof(randomize))) { printf("Failed to generate randomness\n"); return 1; diff --git a/examples/schnorr.c b/examples/schnorr.c index 82eb07d5d7f00..207c45c42226e 100644 --- a/examples/schnorr.c +++ b/examples/schnorr.c @@ -30,12 +30,8 @@ int main(void) { int return_val; secp256k1_xonly_pubkey pubkey; secp256k1_keypair keypair; - /* The specification in secp256k1_extrakeys.h states that `secp256k1_keypair_create` - * needs a context object initialized for signing. And in secp256k1_schnorrsig.h - * they state that `secp256k1_schnorrsig_verify` needs a context initialized for - * verification, which is why we create a context for both signing and verification - * with the SECP256K1_CONTEXT_SIGN and SECP256K1_CONTEXT_VERIFY flags. */ - secp256k1_context* ctx = secp256k1_context_create(SECP256K1_CONTEXT_SIGN | SECP256K1_CONTEXT_VERIFY); + /* Before we can call actual API functions, we need to create a "context". */ + secp256k1_context* ctx = secp256k1_context_create(SECP256K1_CONTEXT_NONE); if (!fill_random(randomize, sizeof(randomize))) { printf("Failed to generate randomness\n"); return 1;