Tweak some names in a few places, encapsulate the uc_context struct to hide it from users for some reason

include/uc_priv.h

@@ -245,6 +245,15 @@ struct uc_struct {
     uint64_t next_pc;   // save next PC for some special cases
 };
 
+// Metadata stub for the variable-size cpu context used with uc_context_*()
+struct uc_context {
+   uc_arch arch;
+   uc_mode mode;
+   size_t size;
+   bool used;
+   char data[0];
+};
+
 // check if this address is mapped in (via uc_mem_map())
 MemoryRegion *memory_mapping(struct uc_struct* uc, uint64_t address);
 

include/unicorn/unicorn.h

@@ -273,14 +273,9 @@ typedef enum uc_query_type {
     UC_QUERY_PAGE_SIZE,
 } uc_query_type;
 
-// Metadata stub for the variable-size cpu context used with uc_context_*()
-typedef struct uc_context {
-   uc_arch arch;
-   uc_mode mode;
-   size_t size;
-   bool used;
-   char data[0];
-} uc_context;
+// Opaque storage for CPU context, used with uc_context_*()
+struct uc_context;
+typedef struct uc_context uc_context;
 
 /*
  Return combined API version & major and minor version numbers.