refactor: Remove NCContext structure definition

1 files changed, 19 insertions, 0 deletions

diff --git a/src/noscrypt.c b/src/noscrypt.c
index fac3dfb..d1c7dca 100644
--- a/src/noscrypt.c
+++ b/src/noscrypt.c
@@ -52,11 +52,24 @@
 #endif /* !NC_DISABLE_INPUT_VALIDATION */
 
 /*
+* Actual, private defintion of the NCContext structure 
+* to allow for future development and ABI backords 
+* compatability.
+*/
+struct nc_ctx_struct {
+
+	void* secpCtx;
+
+};
+
+/*
 * The Nip44 constant salt
 * https://github.com/nostr-protocol/nips/blob/master/44.md#encryption
 */
 static const uint8_t Nip44ConstantSalt[8] = { 0x6e, 0x69, 0x70, 0x34, 0x34, 0x2d, 0x76, 0x32 };
 
+static struct nc_ctx_struct _ncSharedCtx;
+
 struct shared_secret {
 	uint8_t value[NC_SHARED_SEC_SIZE];
 };
@@ -429,6 +442,12 @@ NC_EXPORT uint32_t NC_CC NCGetContextStructSize(void)
 	return sizeof(NCContext);
 }
 
+NC_EXPORT NCContext* NC_CC NCGetSharedContext(void)
+{
+	/*Return the global address of the shared context structure */
+	return &_ncSharedCtx;
+}
+
 NC_EXPORT NCResult NC_CC NCInitContext(
 	NCContext* ctx, 
 	const uint8_t entropy[NC_CONTEXT_ENTROPY_SIZE]