crypto/secp256k1: update to github.com/bitcoin-core/secp256k1 @ 9d560f9 (#3544)

- Use defined constants instead of hard-coding their integer value.
- Allocate secp256k1 structs on the C stack instead of converting []byte
- Remove dead code

1 files changed, 11 insertions, 1 deletions

diff --git a/crypto/secp256k1/libsecp256k1/src/testrand.h b/crypto/secp256k1/libsecp256k1/src/testrand.h
index 041bb92c4..f8efa93c7 100644
--- a/crypto/secp256k1/libsecp256k1/src/testrand.h
+++ b/crypto/secp256k1/libsecp256k1/src/testrand.h
@@ -16,13 +16,23 @@
 /** Seed the pseudorandom number generator for testing. */
 SECP256K1_INLINE static void secp256k1_rand_seed(const unsigned char *seed16);
 
-/** Generate a pseudorandom 32-bit number. */
+/** Generate a pseudorandom number in the range [0..2**32-1]. */
 static uint32_t secp256k1_rand32(void);
 
+/** Generate a pseudorandom number in the range [0..2**bits-1]. Bits must be 1 or
+ *  more. */
+static uint32_t secp256k1_rand_bits(int bits);
+
+/** Generate a pseudorandom number in the range [0..range-1]. */
+static uint32_t secp256k1_rand_int(uint32_t range);
+
 /** Generate a pseudorandom 32-byte array. */
 static void secp256k1_rand256(unsigned char *b32);
 
 /** Generate a pseudorandom 32-byte array with long sequences of zero and one bits. */
 static void secp256k1_rand256_test(unsigned char *b32);
 
+/** Generate pseudorandom bytes with long sequences of zero and one bits. */
+static void secp256k1_rand_bytes_test(unsigned char *bytes, size_t len);
+
 #endif