1 files changed, 45 insertions, 0 deletions
diff --git a/plugins/omemo/src/signal/signal_helper.h b/plugins/omemo/src/signal/signal_helper.h
new file mode 100644
index 00000000..949a3c7b
--- /dev/null
+++ b/plugins/omemo/src/signal/signal_helper.h
@@ -0,0 +1,45 @@
+#ifndef SIGNAL_PROTOCOL_VALA_HELPER
+#define SIGNAL_PROTOCOL_VALA_HELPER 1
+
+#include <signal/signal_protocol.h>
+#include <string.h>
+#include <glib.h>
+
+#define SG_CIPHER_AES_GCM_NOPADDING 1000
+
+signal_type_base* signal_type_ref_vapi(void* what);
+signal_type_base* signal_type_unref_vapi(void* what);
+
+signal_protocol_address* signal_protocol_address_new(const gchar* name, int32_t device_id);
+void signal_protocol_address_free(signal_protocol_address* ptr);
+void signal_protocol_address_set_name(signal_protocol_address* self, const gchar* name);
+gchar* signal_protocol_address_get_name(signal_protocol_address* self);
+void signal_protocol_address_set_device_id(signal_protocol_address* self, int32_t device_id);
+int32_t signal_protocol_address_get_device_id(signal_protocol_address* self);
+
+int signal_vala_randomize(uint8_t *data, size_t len);
+int signal_vala_random_generator(uint8_t *data, size_t len, void *user_data);
+int signal_vala_hmac_sha256_init(void **hmac_context, const uint8_t *key, size_t key_len, void *user_data);
+int signal_vala_hmac_sha256_update(void *hmac_context, const uint8_t *data, size_t data_len, void *user_data);
+int signal_vala_hmac_sha256_final(void *hmac_context, signal_buffer **output, void *user_data);
+void signal_vala_hmac_sha256_cleanup(void *hmac_context, void *user_data);
+int signal_vala_sha512_digest_init(void **digest_context, void *user_data);
+int signal_vala_sha512_digest_update(void *digest_context, const uint8_t *data, size_t data_len, void *user_data);
+int signal_vala_sha512_digest_final(void *digest_context, signal_buffer **output, void *user_data);
+void signal_vala_sha512_digest_cleanup(void *digest_context, void *user_data);
+
+int signal_vala_encrypt(signal_buffer **output,
+        int cipher,
+        const uint8_t *key, size_t key_len,
+        const uint8_t *iv, size_t iv_len,
+        const uint8_t *plaintext, size_t plaintext_len,
+        void *user_data);
+int signal_vala_decrypt(signal_buffer **output,
+        int cipher,
+        const uint8_t *key, size_t key_len,
+        const uint8_t *iv, size_t iv_len,
+        const uint8_t *ciphertext, size_t ciphertext_len,
+        void *user_data);
+void setup_signal_vala_crypto_provider(signal_context *context);
+
+#endif