diff options
Diffstat (limited to 'src/util/peer.c')
-rw-r--r-- | src/util/peer.c | 100 |
1 files changed, 56 insertions, 44 deletions
diff --git a/src/util/peer.c b/src/util/peer.c index 2444cb9..1ad3ee2 100644 --- a/src/util/peer.c +++ b/src/util/peer.c @@ -53,7 +53,7 @@ struct PeerEntry /** * Table with our interned peer IDs. */ -static struct PeerEntry *table; +static struct PeerEntry **table; /** * Hashmap of PeerIdentities to "struct PeerEntry" @@ -84,15 +84,13 @@ GNUNET_PEER_Id GNUNET_PEER_search (const struct GNUNET_PeerIdentity *pid) { struct PeerEntry *e; - long off; - if (pid == NULL) + if (NULL == pid) return 0; if (NULL == map) return 0; - off = (long) GNUNET_CONTAINER_multihashmap_get (map, &pid->hashPubKey); - e = (off == 0) ? NULL : &table[off]; - if (e == NULL) + e = GNUNET_CONTAINER_multihashmap_get (map, &pid->hashPubKey); + if (NULL == e) return 0; GNUNET_assert (e->rc > 0); return e->pid; @@ -112,15 +110,13 @@ GNUNET_PEER_intern (const struct GNUNET_PeerIdentity *pid) GNUNET_PEER_Id ret; struct PeerEntry *e; unsigned int i; - long off; - if (pid == NULL) + if (NULL == pid) return 0; if (NULL == map) - map = GNUNET_CONTAINER_multihashmap_create (32); - off = (long) GNUNET_CONTAINER_multihashmap_get (map, &pid->hashPubKey); - e = (off == 0) ? NULL : &table[off]; - if (e != NULL) + map = GNUNET_CONTAINER_multihashmap_create (32, GNUNET_YES); + e = GNUNET_CONTAINER_multihashmap_get (map, &pid->hashPubKey); + if (NULL != e) { GNUNET_assert (e->rc > 0); e->rc++; @@ -131,23 +127,27 @@ GNUNET_PEER_intern (const struct GNUNET_PeerIdentity *pid) { GNUNET_array_grow (table, size, size + 16); for (i = ret; i < size; i++) - table[i].pid = i + 1; + { + table[i] = GNUNET_malloc (sizeof (struct PeerEntry)); + table[i]->pid = i + 1; + } } - if (ret == 0) + if (0 == ret) { - table[0].pid = 0; - table[0].rc = 1; + table[0]->pid = 0; + table[0]->rc = 1; ret = 1; } GNUNET_assert (ret < size); - GNUNET_assert (table[ret].rc == 0); - free_list_start = table[ret].pid; - table[ret].id = *pid; - table[ret].rc = 1; - table[ret].pid = ret; + GNUNET_assert (0 == table[ret]->rc); + free_list_start = table[ret]->pid; + table[ret]->id = *pid; + table[ret]->rc = 1; + table[ret]->pid = ret; GNUNET_break (GNUNET_OK == - GNUNET_CONTAINER_multihashmap_put (map, &pid->hashPubKey, - (void *) (long) ret, + GNUNET_CONTAINER_multihashmap_put (map, + &table[ret]->id.hashPubKey, + table[ret], GNUNET_CONTAINER_MULTIHASHMAPOPTION_UNIQUE_ONLY)); return ret; } @@ -165,24 +165,23 @@ GNUNET_PEER_decrement_rcs (const GNUNET_PEER_Id *ids, unsigned int count) int i; GNUNET_PEER_Id id; - if (count == 0) + if (0 == count) return; for (i = count - 1; i >= 0; i--) { id = ids[i]; - if (id == 0) + if (0 == id) continue; GNUNET_assert (id < size); - GNUNET_assert (table[id].rc > 0); - table[id].rc--; - if (table[id].rc == 0) + GNUNET_assert (table[id]->rc > 0); + table[id]->rc--; + if (0 == table[id]->rc) { GNUNET_break (GNUNET_OK == GNUNET_CONTAINER_multihashmap_remove (map, - &table[id]. - id.hashPubKey, - (void *) (long) id)); - table[id].pid = free_list_start; + &table[id]->id.hashPubKey, + table[id])); + table[id]->pid = free_list_start; free_list_start = id; } } @@ -198,20 +197,19 @@ GNUNET_PEER_decrement_rcs (const GNUNET_PEER_Id *ids, unsigned int count) void GNUNET_PEER_change_rc (GNUNET_PEER_Id id, int delta) { - if (id == 0) + if (0 == id) return; GNUNET_assert (id < size); - GNUNET_assert (table[id].rc > 0); - GNUNET_assert ((delta >= 0) || (table[id].rc >= -delta)); - table[id].rc += delta; - if (table[id].rc == 0) + GNUNET_assert (table[id]->rc > 0); + GNUNET_assert ((delta >= 0) || (table[id]->rc >= -delta)); + table[id]->rc += delta; + if (0 == table[id]->rc) { GNUNET_break (GNUNET_OK == GNUNET_CONTAINER_multihashmap_remove (map, - &table[id]. - id.hashPubKey, - (void *) (long) id)); - table[id].pid = free_list_start; + &table[id]->id.hashPubKey, + table[id])); + table[id]->pid = free_list_start; free_list_start = id; } } @@ -226,16 +224,30 @@ GNUNET_PEER_change_rc (GNUNET_PEER_Id id, int delta) void GNUNET_PEER_resolve (GNUNET_PEER_Id id, struct GNUNET_PeerIdentity *pid) { - if (id == 0) + if (0 == id) { memset (pid, 0, sizeof (struct GNUNET_PeerIdentity)); GNUNET_break (0); return; } GNUNET_assert (id < size); - GNUNET_assert (table[id].rc > 0); - *pid = table[id].id; + GNUNET_assert (table[id]->rc > 0); + *pid = table[id]->id; +} + + +/** + * Convert an interned PID to a normal peer identity. + * + * @param id interned PID to convert + * @return pointer to peer identity, valid as long 'id' is valid + */ +const struct GNUNET_PeerIdentity * +GNUNET_PEER_resolve2 (GNUNET_PEER_Id id) +{ + return &table[id]->id; } + /* end of peer.c */ |