Adapt to libsecp256k1 API changes

* Use SECP256K1_CONTEXT_NONE when creating signing context, as
  SECP256K1_CONTEXT_SIGN is deprecated and unnecessary.
* Use secp256k1_static_context where applicable.

2 files changed, 0 insertions, 6 deletions

diff --git a/src/kernel/context.cpp b/src/kernel/context.cpp
index 15413c1840..1205da869e 100644
--- a/src/kernel/context.cpp
+++ b/src/kernel/context.cpp
@@ -21,12 +21,10 @@ Context::Context()
     LogPrintf("Using the '%s' SHA256 implementation\n", sha256_algo);
     RandomInit();
     ECC_Start();
-    ecc_verify_handle.reset(new ECCVerifyHandle());
 }
 
 Context::~Context()
 {
-    ecc_verify_handle.reset();
     ECC_Stop();
 }
 
diff --git a/src/kernel/context.h b/src/kernel/context.h
index 9746ef994b..f11b7b54f0 100644
--- a/src/kernel/context.h
+++ b/src/kernel/context.h
@@ -7,8 +7,6 @@
 
 #include <memory>
 
-class ECCVerifyHandle;
-
 namespace kernel {
 //! Context struct holding the kernel library's logically global state, and
 //! passed to external libbitcoin_kernel functions which need access to this
@@ -18,8 +16,6 @@ namespace kernel {
 //! State stored directly in this struct should be simple. More complex state
 //! should be stored to std::unique_ptr members pointing to opaque types.
 struct Context {
-    std::unique_ptr<ECCVerifyHandle> ecc_verify_handle;
-
     //! Declare default constructor and destructor that are not inline, so code
     //! instantiating the kernel::Context struct doesn't need to #include class
     //! definitions for all the unique_ptr members.