1 files changed, 37 insertions, 0 deletions
diff --git a/include/salticidae/stream.h b/include/salticidae/stream.h
index 5f54195..9eda2bd 100644
--- a/include/salticidae/stream.h
+++ b/include/salticidae/stream.h
@@ -29,6 +29,7 @@
 #include "salticidae/ref.h"
 #include "salticidae/crypto.h"
 
+#ifdef __cplusplus
 namespace salticidae {
 
 template<size_t N, typename T> class Blob;
@@ -466,4 +467,40 @@ namespace std {
     };
 }
 
+using uint256_t = salticidae::uint256_t;
+using datastream_t = salticidae::DataStream;
+
+#else
+typedef struct datastream_t;
+typedef struct uint256_t;
+#endif
+
+extern "C" {
+
+uint256_t *uint256_new();
+uint256_t *uint256_new_from_bytes(const uint8_t *arr);
+bool uint256_is_null(const uint256_t *self);
+bool uint256_is_eq(const uint256_t *a, const uint256_t *b);
+void uint256_serialize(const uint256_t *self, datastream_t *s);
+void uint256_unserialize(uint256_t *self, datastream_t *s);
+
+datastream_t *datastream_new();
+datastream_t *datastream_new_from_bytes(const uint8_t *begin, const uint8_t *end);
+void datastream_assign_by_copy(datastream_t *dst, const datastream_t *src);
+void datastream_assign_by_move(datastream_t *dst, datastream_t *src);
+uint8_t *datastream_data(datastream_t *self);
+void datastream_clear(datastream_t *self);
+size_t datastream_size(const datastream_t *self);
+void datastream_put_u8(datastream_t *self, uint8_t val);
+void datastream_put_u16(datastream_t *self, uint16_t val);
+void datastream_put_u32(datastream_t *self, uint32_t val);
+void datastream_put_i8(datastream_t *self, int8_t val);
+void datastream_put_i16(datastream_t *self, int16_t val);
+void datastream_put_i32(datastream_t *self, int32_t val);
+void datastream_put_data(datastream_t *self,
+                        uint8_t *begin, uint8_t *end);
+const uint8_t *datastream_get_data_inplace(datastream_t *self, size_t len);
+uint256_t *datastream_get_hash(const datastream_t *self);
+
+}
 #endif