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Bitcoin Core
22.99.0
P2P Digital Currency
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7 #include <valgrind/memcheck.h>
10 #include "../include/secp256k1.h"
14 #ifdef ENABLE_MODULE_ECDH
15 # include "../include/secp256k1_ecdh.h"
18 #ifdef ENABLE_MODULE_RECOVERY
19 # include "../include/secp256k1_recovery.h"
22 #ifdef ENABLE_MODULE_EXTRAKEYS
23 # include "../include/secp256k1_extrakeys.h"
26 #ifdef ENABLE_MODULE_SCHNORRSIG
27 #include "../include/secp256k1_schnorrsig.h"
34 unsigned char key[32];
37 if (!RUNNING_ON_VALGRIND) {
38 fprintf(stderr,
"This test can only usefully be run inside valgrind.\n");
39 fprintf(stderr,
"Usage: libtool --mode=execute valgrind ./valgrind_ctime_test\n");
48 for (i = 0; i < 32; i++) {
56 VALGRIND_MAKE_MEM_UNDEFINED(key, 32);
58 VALGRIND_MAKE_MEM_DEFINED(&ret,
sizeof(ret));
69 size_t outputlen = 33;
72 unsigned char msg[32];
73 unsigned char sig[74];
74 unsigned char spubkey[33];
75 #ifdef ENABLE_MODULE_RECOVERY
79 #ifdef ENABLE_MODULE_EXTRAKEYS
83 for (i = 0; i < 32; i++) {
88 VALGRIND_MAKE_MEM_UNDEFINED(key, 32);
91 VALGRIND_MAKE_MEM_DEFINED(&ret,
sizeof(ret));
96 VALGRIND_MAKE_MEM_UNDEFINED(key, 32);
99 VALGRIND_MAKE_MEM_DEFINED(&ret,
sizeof(ret));
103 #ifdef ENABLE_MODULE_ECDH
105 VALGRIND_MAKE_MEM_UNDEFINED(key, 32);
107 VALGRIND_MAKE_MEM_DEFINED(&ret,
sizeof(ret));
111 #ifdef ENABLE_MODULE_RECOVERY
113 VALGRIND_MAKE_MEM_UNDEFINED(key, 32);
115 VALGRIND_MAKE_MEM_DEFINED(&recoverable_signature,
sizeof(recoverable_signature));
116 VALGRIND_MAKE_MEM_DEFINED(&ret,
sizeof(ret));
119 CHECK(recid >= 0 && recid <= 3);
122 VALGRIND_MAKE_MEM_UNDEFINED(key, 32);
124 VALGRIND_MAKE_MEM_DEFINED(&ret,
sizeof(ret));
127 VALGRIND_MAKE_MEM_UNDEFINED(key, 32);
129 VALGRIND_MAKE_MEM_DEFINED(&ret,
sizeof(ret));
132 VALGRIND_MAKE_MEM_UNDEFINED(key, 32);
133 VALGRIND_MAKE_MEM_UNDEFINED(msg, 32);
135 VALGRIND_MAKE_MEM_DEFINED(&ret,
sizeof(ret));
138 VALGRIND_MAKE_MEM_UNDEFINED(key, 32);
139 VALGRIND_MAKE_MEM_UNDEFINED(msg, 32);
141 VALGRIND_MAKE_MEM_DEFINED(&ret,
sizeof(ret));
145 #ifdef ENABLE_MODULE_EXTRAKEYS
146 VALGRIND_MAKE_MEM_UNDEFINED(key, 32);
148 VALGRIND_MAKE_MEM_DEFINED(&ret,
sizeof(ret));
152 VALGRIND_MAKE_MEM_DEFINED(msg, 32);
154 VALGRIND_MAKE_MEM_DEFINED(&ret,
sizeof(ret));
157 VALGRIND_MAKE_MEM_UNDEFINED(key, 32);
158 VALGRIND_MAKE_MEM_UNDEFINED(&keypair,
sizeof(keypair));
160 VALGRIND_MAKE_MEM_DEFINED(&ret,
sizeof(ret));
164 #ifdef ENABLE_MODULE_SCHNORRSIG
165 VALGRIND_MAKE_MEM_UNDEFINED(key, 32);
167 VALGRIND_MAKE_MEM_DEFINED(&ret,
sizeof(ret));
170 VALGRIND_MAKE_MEM_DEFINED(&ret,
sizeof(ret));
Opaque data structured that holds a parsed ECDSA signature.
#define SECP256K1_CONTEXT_VERIFY
Flags to pass to secp256k1_context_create, secp256k1_context_preallocated_size, and secp256k1_context...
#define SECP256K1_CONTEXT_SIGN
SECP256K1_API int secp256k1_ecdsa_signature_serialize_der(const secp256k1_context *ctx, unsigned char *output, size_t *outputlen, const secp256k1_ecdsa_signature *sig) SECP256K1_ARG_NONNULL(1) SECP256K1_ARG_NONNULL(2) SECP256K1_ARG_NONNULL(3) SECP256K1_ARG_NONNULL(4)
Serialize an ECDSA signature in DER format.
SECP256K1_API SECP256K1_WARN_UNUSED_RESULT int secp256k1_ec_seckey_negate(const secp256k1_context *ctx, unsigned char *seckey) SECP256K1_ARG_NONNULL(1) SECP256K1_ARG_NONNULL(2)
Negates a secret key in place.
SECP256K1_API int secp256k1_ecdsa_sign_recoverable(const secp256k1_context *ctx, secp256k1_ecdsa_recoverable_signature *sig, const unsigned char *msghash32, const unsigned char *seckey, secp256k1_nonce_function noncefp, const void *ndata) SECP256K1_ARG_NONNULL(1) SECP256K1_ARG_NONNULL(2) SECP256K1_ARG_NONNULL(3) SECP256K1_ARG_NONNULL(4)
Create a recoverable ECDSA signature.
Opaque data structured that holds a parsed ECDSA signature, supporting pubkey recovery.
SECP256K1_API secp256k1_context * secp256k1_context_create(unsigned int flags) SECP256K1_WARN_UNUSED_RESULT
Create a secp256k1 context object (in dynamically allocated memory).
Opaque data structure that holds a keypair consisting of a secret and a public key.
#define SECP256K1_CONTEXT_DECLASSIFY
SECP256K1_API int secp256k1_ec_pubkey_serialize(const secp256k1_context *ctx, unsigned char *output, size_t *outputlen, const secp256k1_pubkey *pubkey, unsigned int flags) SECP256K1_ARG_NONNULL(1) SECP256K1_ARG_NONNULL(2) SECP256K1_ARG_NONNULL(3) SECP256K1_ARG_NONNULL(4)
Serialize a pubkey object into a serialized byte sequence.
#define SECP256K1_EC_COMPRESSED
Flag to pass to secp256k1_ec_pubkey_serialize.
SECP256K1_API int secp256k1_schnorrsig_sign(const secp256k1_context *ctx, unsigned char *sig64, const unsigned char *msg32, const secp256k1_keypair *keypair, const unsigned char *aux_rand32) SECP256K1_ARG_NONNULL(1) SECP256K1_ARG_NONNULL(2) SECP256K1_ARG_NONNULL(3) SECP256K1_ARG_NONNULL(4)
Create a Schnorr signature.
void run_tests(secp256k1_context *ctx, unsigned char *key)
SECP256K1_API int secp256k1_ecdsa_sign(const secp256k1_context *ctx, secp256k1_ecdsa_signature *sig, const unsigned char *msghash32, const unsigned char *seckey, secp256k1_nonce_function noncefp, const void *ndata) SECP256K1_ARG_NONNULL(1) SECP256K1_ARG_NONNULL(2) SECP256K1_ARG_NONNULL(3) SECP256K1_ARG_NONNULL(4)
Create an ECDSA signature.
#define CHECK(cond)
Unconditional failure on condition failure.
SECP256K1_API SECP256K1_WARN_UNUSED_RESULT int secp256k1_ec_seckey_verify(const secp256k1_context *ctx, const unsigned char *seckey) SECP256K1_ARG_NONNULL(1) SECP256K1_ARG_NONNULL(2)
Verify an ECDSA secret key.
SECP256K1_API int secp256k1_ecdsa_recoverable_signature_serialize_compact(const secp256k1_context *ctx, unsigned char *output64, int *recid, const secp256k1_ecdsa_recoverable_signature *sig) SECP256K1_ARG_NONNULL(1) SECP256K1_ARG_NONNULL(2) SECP256K1_ARG_NONNULL(3) SECP256K1_ARG_NONNULL(4)
Serialize an ECDSA signature in compact format (64 bytes + recovery id).
SECP256K1_API void secp256k1_context_destroy(secp256k1_context *ctx) SECP256K1_ARG_NONNULL(1)
Destroy a secp256k1 context object (created in dynamically allocated memory).
SECP256K1_API SECP256K1_WARN_UNUSED_RESULT int secp256k1_ec_seckey_tweak_add(const secp256k1_context *ctx, unsigned char *seckey, const unsigned char *tweak32) SECP256K1_ARG_NONNULL(1) SECP256K1_ARG_NONNULL(2) SECP256K1_ARG_NONNULL(3)
Tweak a secret key by adding tweak to it.
SECP256K1_API SECP256K1_WARN_UNUSED_RESULT int secp256k1_ec_pubkey_create(const secp256k1_context *ctx, secp256k1_pubkey *pubkey, const unsigned char *seckey) SECP256K1_ARG_NONNULL(1) SECP256K1_ARG_NONNULL(2) SECP256K1_ARG_NONNULL(3)
Compute the public key for a secret key.
SECP256K1_API SECP256K1_WARN_UNUSED_RESULT int secp256k1_ec_seckey_tweak_mul(const secp256k1_context *ctx, unsigned char *seckey, const unsigned char *tweak32) SECP256K1_ARG_NONNULL(1) SECP256K1_ARG_NONNULL(2) SECP256K1_ARG_NONNULL(3)
Tweak a secret key by multiplying it by a tweak.
SECP256K1_API SECP256K1_WARN_UNUSED_RESULT int secp256k1_ecdh(const secp256k1_context *ctx, unsigned char *output, const secp256k1_pubkey *pubkey, const unsigned char *seckey, secp256k1_ecdh_hash_function hashfp, void *data) SECP256K1_ARG_NONNULL(1) SECP256K1_ARG_NONNULL(2) SECP256K1_ARG_NONNULL(3) SECP256K1_ARG_NONNULL(4)
Compute an EC Diffie-Hellman secret in constant time.
Opaque data structure that holds a parsed and valid public key.
static secp256k1_context * ctx
SECP256K1_API SECP256K1_WARN_UNUSED_RESULT int secp256k1_context_randomize(secp256k1_context *ctx, const unsigned char *seed32) SECP256K1_ARG_NONNULL(1)
Updates the context randomization to protect against side-channel leakage.