Changeset ede63e4 in mainline for uspace/srv/net/structures/int_map.h

Timestamp:

2010-01-04T23:25:48Z (14 years ago)

Author:

Lukas Mejdrech <lukasmejdrech@…>

Branches:

lfn, master, serial, ticket/834-toolchain-update, topic/msim-upgrade, topic/simplify-dev-export

Children:

eac9722

Parents:

1a0fb3f8

Message:

• socket identifier generation moved to libsocket, + data fragment size fix and enhancement, + [ICMP|TCP|UDP]_HEADER_SIZE definition, + int_map_update() function to alter item key

File:

• uspace/srv/net/structures/int_map.h (modified) (2 diffs)

uspace/srv/net/structures/int_map.h

@@ -82 +82 @@
 void    name##_exclude_index( name##_ref map, int index );                                              \
 type *  name##_find( name##_ref map, int key );                                                                 \
+int             name##_update( name##_ref map, int key, int new_key );                                  \
 type *  name##_get_index( name##_ref map, int index );                                                  \
 int             name##_initialize( name##_ref map );                                                                    \
@@ -178 +179 @@
         }                                                                                                                                                       \
         return NULL;                                                                                                                            \
+}                                                                                                                                                               \
+                                                                                                                                                                \
+int name##_update( name##_ref map, int key, int new_key ){                                              \
+        if( name##_is_valid( map )){                                                                                            \
+                int     index;                                                                                                                          \
+                                                                                                                                                                \
+                for( index = 0; index < map->next; ++ index ){                                                  \
+                        if( name##_item_is_valid( &( map->items[ index ] ))){                           \
+                                if( map->items[ index ].key == new_key ){                                               \
+                                        return EEXIST;                                                                                          \
+                                }else if( map->items[ index ].key == key ){                                             \
+                                        map->items[ index ].key = new_key;                                                      \
+                                        return EOK;                                                                                                     \
+                                }                                                                                                                               \
+                        }                                                                                                                                       \
+                }                                                                                                                                               \
+        }                                                                                                                                                       \
+        return ENOENT;                                                                                                                          \
 }                                                                                                                                                               \
                                                                                                                                                                 \