5 files changed, 64 insertions, 2 deletions
diff --git a/libcmix-crypto/CMakeLists.txt b/libcmix-crypto/CMakeLists.txt
index 3bbbae6..1be60dc 100644
--- a/libcmix-crypto/CMakeLists.txt
+++ b/libcmix-crypto/CMakeLists.txt
@@ -1,6 +1,7 @@
 
 add_library(cmix-crypto
 	message.h message.c
+	keymanagement.h keymanagement.c
 )
 
 target_include_directories(cmix-crypto
@@ -8,5 +9,13 @@ target_include_directories(cmix-crypto
 )
 
 target_compile_options(cmix-crypto
-	PUBLIC "-std=c99"
-)
-\ No newline at end of file
+	PRIVATE "-std=c99"
+)
+
+add_library(libsodium_curve25519
+	libsodium_curve25519.c
+)
+
+target_link_libraries(cmix-crypto
+	PUBLIC libsodium_curve25519
+)
diff --git a/libcmix-crypto/curve25519.h b/libcmix-crypto/curve25519.h
new file mode 100644
index 0000000..2c8b1e3
--- /dev/null
+++ b/libcmix-crypto/curve25519.h
@@ -0,0 +1,16 @@
+#pragma once
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+struct KeyPair {
+	char* sec;
+	char* pub;
+};
+
+extern struct KeyPair curve25519_create_keypair();
+
+#ifdef __cplusplus
+}
+#endif
diff --git a/libcmix-crypto/keymanagement.c b/libcmix-crypto/keymanagement.c
new file mode 100644
index 0000000..49e8316
--- /dev/null
+++ b/libcmix-crypto/keymanagement.c
@@ -0,0 +1 @@
+#include "keymanagement.h"
diff --git a/libcmix-crypto/keymanagement.h b/libcmix-crypto/keymanagement.h
new file mode 100644
index 0000000..1db0ce6
--- /dev/null
+++ b/libcmix-crypto/keymanagement.h
@@ -0,0 +1,28 @@
+#pragma once
+
+#include "curve25519.h"
+
+#include <stddef.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+typedef struct KeyPair(*CmixKeyPairCreator)();
+typedef struct KeyPair(*CmixKeyPairLoader)(char*, char*);
+
+struct CmixKeyManagementImpl {
+	CmixKeyPairCreator create_new_keypair;
+	CmixKeyPairLoader load_keypair;
+};
+
+struct CmixKeyManagementImpl get_curve25519_key_management_implementation() {
+	return (struct CmixKeyManagementImpl) {\
+		&curve25519_create_keypair,
+		NULL
+	};\
+}
+
+#ifdef __cplusplus
+} // extern "C"
+#endif
diff --git a/libcmix-crypto/libsodium_curve25519.c b/libcmix-crypto/libsodium_curve25519.c
new file mode 100644
index 0000000..d010d2f
--- /dev/null
+++ b/libcmix-crypto/libsodium_curve25519.c
@@ -0,0 +1,8 @@
+
+#include "curve25519.h"
+
+#include <stddef.h>
+
+struct KeyPair curve25519_create_keypair() {
+	return (struct KeyPair){NULL, NULL};
+}