5 files changed, 7 insertions, 7 deletions
diff --git a/src/include/eiotas_board.h b/src/include/eiotas_board.h
index 9f8d5ef..f12f8fc 100644
--- a/src/include/eiotas_board.h
+++ b/src/include/eiotas_board.h
@@ -71,7 +71,7 @@ void eiotas_board_free(Eiotas_Board *board);
  *
  * @see Eiotas_User_Bits
  */
-EAPI Eiotas_Board*  eiotas_board_add(const char* name, Eiotas_Room *parent, Eiotas_User_Bits *user_bits);
+EAPI Eiotas_Board*  eiotas_board_add(const char* name, const Eiotas_Room *parent, Eiotas_User_Bits *user_bits);
 
 /**
  * @}
diff --git a/src/include/eiotas_door.h b/src/include/eiotas_door.h
index d136c1a..6d7e481 100644
--- a/src/include/eiotas_door.h
+++ b/src/include/eiotas_door.h
@@ -70,7 +70,7 @@ void eiotas_door_free(Eiotas_Door *door);
  *
  * @see Eiotas_User_Bits
  */
-EAPI Eiotas_Door*   eiotas_door_add(const char* name, Eiotas_Room *parent, Eiotas_User_Bits *user_bits);
+EAPI Eiotas_Door*   eiotas_door_add(const char* name, const Eiotas_Room *parent, Eiotas_User_Bits *user_bits);
 
 /**
  * @}
diff --git a/src/include/eiotas_particle.h b/src/include/eiotas_particle.h
index 5ea2215..388ef66 100644
--- a/src/include/eiotas_particle.h
+++ b/src/include/eiotas_particle.h
@@ -89,12 +89,12 @@ EAPI void eiotas_particle_reset(Eiotas_Particle *particle);
 EAPI void eiotas_particle_init(Eiotas_Particle *particle, Eiotas_Iota *iota);
 
 /**
- * @brief Merge a particle into the other.
+ * @brief Merge a @ref Eiotas_Particle into the other.
  *
  * @param particle The @ref Eiotas_Particle to hold @p p
  * @param p The @ref Eiotas_Particle to be merged into @p particle
  */
-EAPI void eiotas_particle_merge(Eiotas_Particle *particle, Eiotas_Particle *p);
+EAPI void eiotas_particle_merge(Eiotas_Particle *particle, const Eiotas_Particle *p);
 
 /**
  * @brief Add destinations to the @ref Eiotas_Particle
@@ -104,7 +104,7 @@ EAPI void eiotas_particle_merge(Eiotas_Particle *particle, Eiotas_Particle *p);
  *
  * This function will append each destination found to the destination list of the @ref Eiotas_Particle.
  */
-EAPI void eiotas_particle_add_destinations(Eiotas_Particle *particle, char* destinations);
+EAPI void eiotas_particle_add_destinations(Eiotas_Particle *particle, const char* destinations);
 
 /**
  * @}
diff --git a/src/include/eiotas_room.h b/src/include/eiotas_room.h
index c265344..53b035a 100644
--- a/src/include/eiotas_room.h
+++ b/src/include/eiotas_room.h
@@ -66,7 +66,7 @@ void eiotas_room_free(Eiotas_Room *room);
  *
  * This function will register the new room as a child of it's parent @ref Eiotas_Room.
  */
-EAPI Eiotas_Room*   eiotas_room_add(const char* name, Eiotas_Room *parent);
+EAPI Eiotas_Room*   eiotas_room_add(const char* name, const Eiotas_Room *parent);
 
 /**
  * @}
diff --git a/src/include/eiotas_spin.h b/src/include/eiotas_spin.h
index 08742e4..fbe5440 100644
--- a/src/include/eiotas_spin.h
+++ b/src/include/eiotas_spin.h
@@ -106,7 +106,7 @@ EAPI void               eiotas_spin_release_particle(Eiotas_Spin *spin, Eiotas_P
  * @param system Post to the system fifo us true, otherwise to the application fifo.
  *
  */
-EAPI void               eiotas_spin_send_particle(Eiotas_Spin *spin, Eiotas_Particle *particle, Eina_Bool system);
+EAPI void               eiotas_spin_send_particle(Eiotas_Spin *spin, const Eiotas_Particle *particle, Eina_Bool system);
 
 /**
  * @brief Require a @ref Eiotas_Particle from the free list.