(nettle_buffer_init_realloc): New function.

Rev: src/nettle/buffer.c:1.6
Rev: src/nettle/buffer.h:1.5

buffer.c

@@ -54,6 +54,18 @@ nettle_buffer_grow(struct nettle_buffer *buffer,
   return 1;
 }
 
+void
+nettle_buffer_init_realloc(struct nettle_buffer *buffer,
+			   void *realloc_ctx,
+			   nettle_realloc_func realloc)
+{
+  buffer->contents = NULL;
+  buffer->alloc = 0;
+  buffer->realloc = realloc;
+  buffer->realloc_ctx = realloc_ctx;
+  buffer->size = 0;
+}
+
 void
 nettle_buffer_init_size(struct nettle_buffer *buffer,
 			unsigned length, uint8_t *space)

buffer.h

@@ -34,8 +34,8 @@ struct nettle_buffer
   /* Allocated size */
   unsigned alloc;
 
-  nettle_realloc_func *realloc;
   void *realloc_ctx;
+  nettle_realloc_func *realloc;
 
   /* Current size */
   unsigned size;
@@ -45,6 +45,11 @@ struct nettle_buffer
 void
 nettle_buffer_init(struct nettle_buffer *buffer);
 
+void
+nettle_buffer_init_realloc(struct nettle_buffer *buffer,
+			   void *realloc_ctx,
+			   nettle_realloc_func realloc);
+
 /* Initializes a buffer of fix size */
 void
 nettle_buffer_init_size(struct nettle_buffer *buffer,