1 files changed, 53 insertions, 0 deletions
diff --git a/protocols/WhatsApp/src/protobuf-c/protobuf-c-util.h b/protocols/WhatsApp/src/protobuf-c/protobuf-c-util.h
new file mode 100644
index 0000000000..09bb226aea
--- /dev/null
+++ b/protocols/WhatsApp/src/protobuf-c/protobuf-c-util.h
@@ -0,0 +1,53 @@
+#ifndef PROTOBUF_C_UTIL_H
+#define PROTOBUF_C_UTIL_H
+
+/** \file
+ * Internal utility header file.
+ * Macros used by the generator and parser parts of the library.
+ *
+ * \author Kevin Lyda <kevin@ie.suberic.net>
+ * \date   March 2014
+ */
+
+/** \defgroup internal Internal API
+ *
+ * These are the functions and data structures used internally.  They are
+ * not exported and are not useable by users of \c libprotobuf-c-text.
+ */
+
+/* These are lifted from the protobuf-c lib */
+
+/** Used to define STRUCT_MEMBER() and STRUCT_MEMBER_PTR(). */
+#define STRUCT_MEMBER_P(struct_p, struct_offset) \
+      ((void *) ((uint8_t *) (struct_p) + (struct_offset)))
+
+/** Return a field from a message based on offset and type. */
+#define STRUCT_MEMBER(member_type, struct_p, struct_offset) \
+      (*(member_type *) STRUCT_MEMBER_P((struct_p), (struct_offset)))
+
+/** Return a pointer to a field in a message based on offset and type. */
+#define STRUCT_MEMBER_PTR(member_type, struct_p, struct_offset) \
+      ((member_type *) STRUCT_MEMBER_P((struct_p), (struct_offset)))
+
+/** Free possibly using the pbc allocator. */
+#define PBC_FREE(ptr) (allocator? allocator->free(allocator->allocator_data, \
+                                                  ptr): free(ptr))
+
+/** Allocate possibly using the pbc allocator. */
+#define PBC_ALLOC(size) (allocator? \
+                           allocator->alloc(allocator->allocator_data, size): \
+                           malloc(size))
+
+/** Free possibly using the pbc allocator (state members). */
+#define ST_FREE(ptr) (state->allocator? \
+                        state->allocator->free(state->allocator-> \
+                                               allocator_data, ptr): \
+                        free(ptr))
+
+/** Allocate possibly using the pbc allocator (state members). */
+#define ST_ALLOC(size) (state->allocator? \
+                           state->allocator->alloc(state->allocator-> \
+                                                   allocator_data, size): \
+                           malloc(size))
+
+#endif /* PROTOBUF_C_UTIL_H */