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authorMatthias Schiffer <mschiffer@universe-factory.net>2014-04-24 22:19:50 +0200
committerMatthias Schiffer <mschiffer@universe-factory.net>2014-04-24 22:25:41 +0200
commit4ea57586f53dad8e567d2072c5567b92e8902d8c (patch)
tree6f0812a3b61b3b7ebdaa8d2355bf30ca5b13c384 /src
parente4e4f007e87b250d327eb222f1e44af2ffe47774 (diff)
downloadfastd-4ea57586f53dad8e567d2072c5567b92e8902d8c.tar
fastd-4ea57586f53dad8e567d2072c5567b92e8902d8c.zip
Add a sequential number to identify peers
Diffstat (limited to 'src')
-rw-r--r--src/fastd.h1
-rw-r--r--src/peer.c25
-rw-r--r--src/peer.h3
3 files changed, 29 insertions, 0 deletions
diff --git a/src/fastd.h b/src/fastd.h
index 4119a06..328666c 100644
--- a/src/fastd.h
+++ b/src/fastd.h
@@ -236,6 +236,7 @@ struct fastd_context {
fastd_peer_group_t *peer_group;
+ uint64_t next_peer_id;
VECTOR(fastd_peer_t*) peers;
#ifdef USE_EPOLL
diff --git a/src/peer.c b/src/peer.c
index 80a91ab..22b25a0 100644
--- a/src/peer.c
+++ b/src/peer.c
@@ -137,6 +137,29 @@ void fastd_peer_schedule_handshake(fastd_peer_t *peer, int delay) {
fastd_dlist_insert(list, &peer->handshake_entry);
}
+static int peer_id_cmp(fastd_peer_t *const *a, fastd_peer_t *const *b) {
+ if ((*a)->id == (*b)->id)
+ return 0;
+ else if ((*a)->id < (*b)->id)
+ return -1;
+ else
+ return 1;
+}
+
+fastd_peer_t* fastd_peer_find_by_id(uint64_t id) {
+ fastd_peer_t tmp = {.id = id};
+ const fastd_peer_t *tmpp = &tmp;
+
+ fastd_peer_t **ret = bsearch(&tmpp, VECTOR_DATA(ctx.peers), VECTOR_LEN(ctx.peers), sizeof(fastd_peer_t*),
+ (int (*)(const void *, const void *))peer_id_cmp);
+
+ if (ret)
+ return *ret;
+ else
+ return NULL;
+
+}
+
static inline fastd_peer_group_t* find_peer_group(fastd_peer_group_t *group, const fastd_peer_group_config_t *config) {
if (group->conf == config)
return group;
@@ -547,6 +570,8 @@ bool fastd_peer_may_connect(fastd_peer_t *peer) {
fastd_peer_t* fastd_peer_add(fastd_peer_config_t *peer_conf) {
fastd_peer_t *peer = calloc(1, sizeof(fastd_peer_t));
+ peer->id = ctx.next_peer_id++;
+
if (peer_conf) {
peer->config = peer_conf;
peer->group = find_peer_group(ctx.peer_group, peer_conf->group);
diff --git a/src/peer.h b/src/peer.h
index 8d3bc6c..8496ee7 100644
--- a/src/peer.h
+++ b/src/peer.h
@@ -30,6 +30,8 @@
struct fastd_peer {
+ uint64_t id;
+
const fastd_peer_config_t *config;
fastd_peer_group_t *group;
@@ -140,6 +142,7 @@ bool fastd_peer_matches_address(const fastd_peer_t *peer, const fastd_peer_addre
bool fastd_peer_claim_address(fastd_peer_t *peer, fastd_socket_t *sock, const fastd_peer_address_t *local_addr, const fastd_peer_address_t *remote_addr);
void fastd_peer_reset_socket(fastd_peer_t *peer);
void fastd_peer_schedule_handshake(fastd_peer_t *peer, int delay);
+fastd_peer_t* fastd_peer_find_by_id(uint64_t id);
static inline void fastd_peer_schedule_handshake_default(fastd_peer_t *peer) {
fastd_peer_schedule_handshake(peer, fastd_rand(17500, 22500));